Update for 4.7 release

Link milestone label to its issue list

README.md

@@ -65,6 +65,19 @@ Support
 
 Release Notes
 -------------
+### 4.7 - 26 Nov 2016
+- New permission system
+- Dropdown filter for issue labels, milestones and assignees
+- Keep sidebar folding status
+- Link from milestone label to the issue list
+
+### 4.6 - 29 Oct 2016
+- Add disable option for forking
+- Add History button to wiki page
+- Git repository URL redirection for GitHub compatibility
+- Get-Content API improvement
+- Indicate who is group master in Members tab in group view
+
 ### 4.5 - 29 Sep 2016
 - Attach files by dropping into textarea
 - Issues / Pull requests switcher in dashboard

build.sbt

@@ -1,6 +1,6 @@
 val Organization = "io.github.gitbucket"
 val Name = "gitbucket"
-val GitBucketVersion = "4.5.0"
+val GitBucketVersion = "4.7.0"
 val ScalatraVersion = "2.4.1"
 val JettyVersion = "9.3.9.v20160517"
 
@@ -50,7 +50,6 @@ libraryDependencies ++= Seq(
   "javax.servlet"             % "javax.servlet-api"            % "3.1.0"          % "provided",
   "junit"                     % "junit"                        % "4.12"           % "test",
   "org.scalatra"             %% "scalatra-scalatest"           % ScalatraVersion  % "test",
-  "org.scalaz"               %% "scalaz-core"                  % "7.2.4"          % "test",
   "com.wix"                   % "wix-embedded-mysql"           % "1.0.3"          % "test",
   "ru.yandex.qatools.embed"   % "postgresql-embedded"          % "1.14"           % "test"
 )
@@ -106,7 +105,6 @@ libraryDependencies ++= Seq(
 
 val executableKey = TaskKey[File]("executable")
 executableKey := {
-  import org.apache.ivy.util.ChecksumHelper
   import java.util.jar.{ Manifest => JarManifest }
   import java.util.jar.Attributes.{ Name => AttrName }
 
@@ -164,12 +162,6 @@ executableKey := {
   log info s"built executable webapp ${outputFile}"
   outputFile
 }
-/*
-Keys.artifact in (Compile, executableKey) ~= {
-    _ copy (`type` = "war", extension = "war"))
-}
-addArtifact(Keys.artifact in (Compile, executableKey), executableKey)
-*/
 publishTo <<= version { (v: String) =>
   val nexus = "https://oss.sonatype.org/"
   if (v.trim.endsWith("SNAPSHOT")) Some("snapshots" at nexus + "content/repositories/snapshots")
@@ -177,7 +169,6 @@ publishTo <<= version { (v: String) =>
 }
 publishMavenStyle := true
 pomIncludeRepository := { _ => false }
-artifact in Keys.`package` := Artifact(moduleName.value)
 pomExtra := (
   <url>https://github.com/gitbucket/gitbucket</url>
   <licenses>

src/main/resources/update/gitbucket-core_4.6.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<changeSet>
+    <addColumn tableName="REPOSITORY">
+        <column name="ALLOW_FORK" type="boolean" nullable="false" defaultValueBoolean="true"/>
+    </addColumn>
+</changeSet>

src/main/resources/update/gitbucket-core_4.7.sql

@@ -0,0 +1,2 @@
+-- DELETE COLLABORATORS IN GROUP REPOSITORIES
+DELETE FROM COLLABORATOR WHERE USER_NAME IN (SELECT USER_NAME FROM ACCOUNT WHERE GROUP_ACCOUNT = TRUE)

src/main/resources/update/gitbucket-core_4.7.xml

@@ -0,0 +1,33 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<changeSet>
+    <addColumn tableName="COLLABORATOR">
+        <column name="ROLE" type="varchar(10)" nullable="false" defaultValue="ADMIN"/>
+    </addColumn>
+    <addColumn tableName="REPOSITORY">
+        <column name="WIKI_OPTION" type="varchar(10)" nullable="false" defaultValue="DISABLE"/>
+        <column name="ISSUES_OPTION" type="varchar(10)" nullable="false" defaultValue="DISABLE"/>
+    </addColumn>
+    <update tableName="REPOSITORY">
+        <column name="WIKI_OPTION" value="DISABLE"/>
+        <where>ENABLE_WIKI = FALSE</where>
+    </update>
+    <update tableName="REPOSITORY">
+        <column name="WIKI_OPTION" value="PRIVATE"/>
+        <where>ENABLE_WIKI = TRUE AND ALLOW_WIKI_EDITING = FALSE</where>
+    </update>
+    <update tableName="REPOSITORY">
+        <column name="WIKI_OPTION" value="PUBLIC"/>
+        <where>ENABLE_WIKI = TRUE AND ALLOW_WIKI_EDITING = TRUE</where>
+    </update>
+    <update tableName="REPOSITORY">
+        <column name="ISSUES_OPTION" value="DISABLE"/>
+        <where>ENABLE_ISSUES = FALSE</where>
+    </update>
+    <update tableName="REPOSITORY">
+        <column name="ISSUES_OPTION" value="PUBLIC"/>
+        <where>ENABLE_ISSUES = TRUE</where>
+    </update>
+    <dropColumn tableName="REPOSITORY" columnName="ENABLE_WIKI"/>
+    <dropColumn tableName="REPOSITORY" columnName="ALLOW_WIKI_EDITING"/>
+    <dropColumn tableName="REPOSITORY" columnName="ENABLE_ISSUES"/>
+</changeSet>

src/main/scala/ScalatraBootstrap.scala

@@ -1,12 +1,12 @@
 
-import gitbucket.core.controller._
-import gitbucket.core.plugin.PluginRegistry
-import gitbucket.core.servlet.{ApiAuthenticationFilter, Database, GitAuthenticationFilter, TransactionFilter}
-import gitbucket.core.util.Directory
 import java.util.EnumSet
 import javax.servlet._
 
+import gitbucket.core.controller._
+import gitbucket.core.plugin.PluginRegistry
 import gitbucket.core.service.SystemSettingsService
+import gitbucket.core.servlet._
+import gitbucket.core.util.Directory
 import org.scalatra._
 
 
@@ -25,6 +25,9 @@ class ScalatraBootstrap extends LifeCycle with SystemSettingsService {
     context.getFilterRegistration("gitAuthenticationFilter").addMappingForUrlPatterns(EnumSet.allOf(classOf[DispatcherType]), true, "/git/*")
     context.addFilter("apiAuthenticationFilter", new ApiAuthenticationFilter)
     context.getFilterRegistration("apiAuthenticationFilter").addMappingForUrlPatterns(EnumSet.allOf(classOf[DispatcherType]), true, "/api/v3/*")
+    context.addFilter("ghCompatRepositoryAccessFilter", new GHCompatRepositoryAccessFilter)
+    context.getFilterRegistration("ghCompatRepositoryAccessFilter").addMappingForUrlPatterns(EnumSet.allOf(classOf[DispatcherType]), true, "/*")
+
     // Register controllers
     context.mount(new AnonymousAccessController, "/*")
 

src/main/scala/gitbucket/core/GitBucketCoreModule.scala

@@ -15,5 +15,12 @@ object GitBucketCoreModule extends Module("gitbucket-core",
   new Version("4.2.1"),
   new Version("4.3.0"),
   new Version("4.4.0"),
-  new Version("4.5.0")
+  new Version("4.5.0"),
+  new Version("4.6.0",
+    new LiquibaseMigration("update/gitbucket-core_4.6.xml")
+  ),
+  new Version("4.7.0",
+    new LiquibaseMigration("update/gitbucket-core_4.7.xml"),
+    new SqlMigration("update/gitbucket-core_4.7.sql")
+  )
 )

src/main/scala/gitbucket/core/api/ApiContents.scala

@@ -1,11 +1,18 @@
 package gitbucket.core.api
 
 import gitbucket.core.util.JGitUtil.FileInfo
+import org.apache.commons.codec.binary.Base64
 
-case class ApiContents(`type`: String, name: String)
+case class ApiContents(`type`: String, name: String, content: Option[String], encoding: Option[String])
 
 object ApiContents{
-  def apply(fileInfo: FileInfo): ApiContents =
-    if(fileInfo.isDirectory) ApiContents("dir", fileInfo.name)
-    else ApiContents("file", fileInfo.name)
-}
+  def apply(fileInfo: FileInfo, content: Option[Array[Byte]]): ApiContents = {
+    if(fileInfo.isDirectory) {
+      ApiContents("dir", fileInfo.name, None, None)
+    } else {
+      content.map(arr =>
+        ApiContents("file", fileInfo.name, Some(Base64.encodeBase64String(arr)), Some("base64"))
+      ).getOrElse(ApiContents("file", fileInfo.name, None, None))
+    }
+  }
+}

src/main/scala/gitbucket/core/api/ApiUser.scala

@@ -30,7 +30,7 @@ object ApiUser{
   def apply(user: Account): ApiUser = ApiUser(
     login      = user.userName,
     email      = user.mailAddress,
-    `type`     = if(user.isGroupAccount){ "Organization" }else{ "User" },
+    `type`     = if(user.isGroupAccount){ "Organization" } else { "User" },
     site_admin = user.isAdmin,
     created_at = user.registeredDate
   )

src/main/scala/gitbucket/core/api/CreateARepository.scala

@@ -11,7 +11,7 @@ case class CreateARepository(
     auto_init: Boolean = false
 ) {
   def isValid: Boolean = {
-    name.length<=40 &&
+    name.length <= 100 &&
         name.matches("[a-zA-Z0-9\\-\\+_.]+") &&
         !name.startsWith("_") &&
         !name.startsWith("-")

src/main/scala/gitbucket/core/controller/AccountController.scala

@@ -14,6 +14,7 @@ import gitbucket.core.util._
 import io.github.gitbucket.scalatra.forms._
 import org.apache.commons.io.FileUtils
 import org.scalatra.i18n.Messages
+import org.scalatra.BadRequest
 
 
 class AccountController extends AccountControllerBase
@@ -120,7 +121,7 @@ trait AccountControllerBase extends AccountManagementControllerBase {
         // Members
         case "members" if(account.isGroupAccount) => {
           val members = getGroupMembers(account.userName)
-          gitbucket.core.account.html.members(account, members.map(_.userName),
+          gitbucket.core.account.html.members(account, members,
             context.loginAccount.exists(x => members.exists { member => member.userName == x.userName && member.isManager }))
         }
 
@@ -133,7 +134,7 @@ trait AccountControllerBase extends AccountManagementControllerBase {
             context.loginAccount.exists(x => members.exists { member => member.userName == x.userName && member.isManager }))
         }
       }
-    } getOrElse NotFound
+    } getOrElse NotFound()
   }
 
   get("/:userName.atom") {
@@ -156,7 +157,7 @@ trait AccountControllerBase extends AccountManagementControllerBase {
     val userName = params("userName")
     getAccountByUserName(userName).map { x =>
       html.edit(x, flash.get("info"), flash.get("error"))
-    } getOrElse NotFound
+    } getOrElse NotFound()
   })
 
   post("/:userName/_edit", editForm)(oneselfOnly { form =>
@@ -172,7 +173,7 @@ trait AccountControllerBase extends AccountManagementControllerBase {
       flash += "info" -> "Account information has been updated."
       redirect(s"/${userName}/_edit")
 
-    } getOrElse NotFound
+    } getOrElse NotFound()
   })
 
   get("/:userName/_delete")(oneselfOnly {
@@ -196,14 +197,14 @@ trait AccountControllerBase extends AccountManagementControllerBase {
         session.invalidate
         redirect("/")
       }
-    } getOrElse NotFound
+    } getOrElse NotFound()
   })
 
   get("/:userName/_ssh")(oneselfOnly {
     val userName = params("userName")
     getAccountByUserName(userName).map { x =>
       html.ssh(x, getPublicKeys(x.userName))
-    } getOrElse NotFound
+    } getOrElse NotFound()
   })
 
   post("/:userName/_ssh", sshKeyForm)(oneselfOnly { form =>
@@ -234,7 +235,7 @@ trait AccountControllerBase extends AccountManagementControllerBase {
         case _ => None
       }
       html.application(x, tokens, generatedToken)
-    } getOrElse NotFound
+    } getOrElse NotFound()
   })
 
   post("/:userName/_personalToken", personalTokenForm)(oneselfOnly { form =>
@@ -260,7 +261,7 @@ trait AccountControllerBase extends AccountManagementControllerBase {
       } else {
         html.register()
       }
-    } else NotFound
+    } else NotFound()
   }
 
   post("/register", newForm){ form =>
@@ -268,7 +269,7 @@ trait AccountControllerBase extends AccountManagementControllerBase {
       createAccount(form.userName, sha1(form.password), form.fullName, form.mailAddress, false, form.url)
       updateImage(form.userName, form.fileId, false)
       redirect("/signin")
-    } else NotFound
+    } else NotFound()
   }
 
   get("/groups/new")(usersOnly {
@@ -318,18 +319,18 @@ trait AccountControllerBase extends AccountManagementControllerBase {
 
         // Update GROUP_MEMBER
         updateGroupMembers(form.groupName, members)
-        // Update COLLABORATOR for group repositories
-        getRepositoryNamesOfUser(form.groupName).foreach { repositoryName =>
-          removeCollaborators(form.groupName, repositoryName)
-          members.foreach { case (userName, isManager) =>
-            addCollaborator(form.groupName, repositoryName, userName)
-          }
-        }
+//        // Update COLLABORATOR for group repositories
+//        getRepositoryNamesOfUser(form.groupName).foreach { repositoryName =>
+//          removeCollaborators(form.groupName, repositoryName)
+//          members.foreach { case (userName, isManager) =>
+//            addCollaborator(form.groupName, repositoryName, userName)
+//          }
+//        }
 
         updateImage(form.groupName, form.fileId, form.clearImage)
         redirect(s"/${form.groupName}")
 
-      } getOrElse NotFound
+      } getOrElse NotFound()
     }
   })
 
@@ -355,76 +356,80 @@ trait AccountControllerBase extends AccountManagementControllerBase {
   })
 
   get("/:owner/:repository/fork")(readableUsersOnly { repository =>
-    val loginAccount   = context.loginAccount.get
-    val loginUserName  = loginAccount.userName
-    val groups         = getGroupsByUserName(loginUserName)
-    groups match {
-      case _: List[String] =>
-        val managerPermissions = groups.map { group =>
-          val members = getGroupMembers(group)
-          context.loginAccount.exists(x => members.exists { member => member.userName == x.userName && member.isManager })
-        }
-        helper.html.forkrepository(
-          repository,
-          (groups zip managerPermissions).toMap
-        )
-      case _ => redirect(s"/${loginUserName}")
-    }
+    if(repository.repository.options.allowFork){
+      val loginAccount   = context.loginAccount.get
+      val loginUserName  = loginAccount.userName
+      val groups         = getGroupsByUserName(loginUserName)
+      groups match {
+        case _: List[String] =>
+          val managerPermissions = groups.map { group =>
+            val members = getGroupMembers(group)
+            context.loginAccount.exists(x => members.exists { member => member.userName == x.userName && member.isManager })
+          }
+          helper.html.forkrepository(
+            repository,
+            (groups zip managerPermissions).toMap
+          )
+        case _ => redirect(s"/${loginUserName}")
+      }
+    } else BadRequest()
   })
 
   post("/:owner/:repository/fork", accountForm)(readableUsersOnly { (form, repository) =>
-    val loginAccount  = context.loginAccount.get
-    val loginUserName = loginAccount.userName
-    val accountName   = form.accountName
+    if(repository.repository.options.allowFork){
+      val loginAccount  = context.loginAccount.get
+      val loginUserName = loginAccount.userName
+      val accountName   = form.accountName
 
-    LockUtil.lock(s"${accountName}/${repository.name}"){
-      if(getRepository(accountName, repository.name).isDefined ||
-          (accountName != loginUserName && !getGroupsByUserName(loginUserName).contains(accountName))){
-        // redirect to the repository if repository already exists
-        redirect(s"/${accountName}/${repository.name}")
-      } else {
-        // Insert to the database at first
-        val originUserName = repository.repository.originUserName.getOrElse(repository.owner)
-        val originRepositoryName = repository.repository.originRepositoryName.getOrElse(repository.name)
+      LockUtil.lock(s"${accountName}/${repository.name}"){
+        if(getRepository(accountName, repository.name).isDefined ||
+            (accountName != loginUserName && !getGroupsByUserName(loginUserName).contains(accountName))){
+          // redirect to the repository if repository already exists
+          redirect(s"/${accountName}/${repository.name}")
+        } else {
+          // Insert to the database at first
+          val originUserName = repository.repository.originUserName.getOrElse(repository.owner)
+          val originRepositoryName = repository.repository.originRepositoryName.getOrElse(repository.name)
 
-        insertRepository(
-          repositoryName       = repository.name,
-          userName             = accountName,
-          description          = repository.repository.description,
-          isPrivate            = repository.repository.isPrivate,
-          originRepositoryName = Some(originRepositoryName),
-          originUserName       = Some(originUserName),
-          parentRepositoryName = Some(repository.name),
-          parentUserName       = Some(repository.owner)
-        )
+          insertRepository(
+            repositoryName       = repository.name,
+            userName             = accountName,
+            description          = repository.repository.description,
+            isPrivate            = repository.repository.isPrivate,
+            originRepositoryName = Some(originRepositoryName),
+            originUserName       = Some(originUserName),
+            parentRepositoryName = Some(repository.name),
+            parentUserName       = Some(repository.owner)
+          )
 
-        // Add collaborators for group repository
-        val ownerAccount = getAccountByUserName(accountName).get
-        if(ownerAccount.isGroupAccount){
-          getGroupMembers(accountName).foreach { member =>
-            addCollaborator(accountName, repository.name, member.userName)
-          }
+//          // Add collaborators for group repository
+//          val ownerAccount = getAccountByUserName(accountName).get
+//          if(ownerAccount.isGroupAccount){
+//            getGroupMembers(accountName).foreach { member =>
+//              addCollaborator(accountName, repository.name, member.userName)
+//            }
+//          }
+
+          // Insert default labels
+          insertDefaultLabels(accountName, repository.name)
+
+          // clone repository actually
+          JGitUtil.cloneRepository(
+            getRepositoryDir(repository.owner, repository.name),
+            getRepositoryDir(accountName, repository.name))
+
+          // Create Wiki repository
+          JGitUtil.cloneRepository(
+            getWikiRepositoryDir(repository.owner, repository.name),
+            getWikiRepositoryDir(accountName, repository.name))
+
+          // Record activity
+          recordForkActivity(repository.owner, repository.name, loginUserName, accountName)
+          // redirect to the repository
+          redirect(s"/${accountName}/${repository.name}")
         }
-
-        // Insert default labels
-        insertDefaultLabels(accountName, repository.name)
-
-        // clone repository actually
-        JGitUtil.cloneRepository(
-          getRepositoryDir(repository.owner, repository.name),
-          getRepositoryDir(accountName, repository.name))
-
-        // Create Wiki repository
-        JGitUtil.cloneRepository(
-          getWikiRepositoryDir(repository.owner, repository.name),
-          getWikiRepositoryDir(accountName, repository.name))
-
-        // Record activity
-        recordForkActivity(repository.owner, repository.name, loginUserName, accountName)
-        // redirect to the repository
-        redirect(s"/${accountName}/${repository.name}")
       }
-    }
+    } else BadRequest()
   })
 
   private def existsAccount: Constraint = new Constraint(){

src/main/scala/gitbucket/core/controller/ApiController.scala

@@ -7,9 +7,10 @@ import gitbucket.core.service.PullRequestService._
 import gitbucket.core.service._
 import gitbucket.core.util.ControlUtil._
 import gitbucket.core.util.Directory._
-import gitbucket.core.util.JGitUtil.{CommitInfo, getFileList, getBranches, getDefaultBranch}
+import gitbucket.core.util.JGitUtil._
 import gitbucket.core.util._
 import gitbucket.core.util.Implicits._
+import gitbucket.core.view.helpers.{renderMarkup, isRenderable}
 import org.eclipse.jgit.api.Git
 import org.scalatra.{NoContent, UnprocessableEntity, Created}
 import scala.collection.JavaConverters._
@@ -34,7 +35,7 @@ class ApiController extends ApiControllerBase
   with GroupManagerAuthenticator
   with ReferrerAuthenticator
   with ReadableUsersAuthenticator
-  with CollaboratorsAuthenticator
+  with WritableUsersAuthenticator
 
 trait ApiControllerBase extends ControllerBase {
   self: RepositoryService
@@ -51,7 +52,7 @@ trait ApiControllerBase extends ControllerBase {
     with GroupManagerAuthenticator
     with ReferrerAuthenticator
     with ReadableUsersAuthenticator
-    with CollaboratorsAuthenticator =>
+    with WritableUsersAuthenticator =>
 
   /**
     * https://developer.github.com/v3/#root-endpoint
@@ -66,7 +67,7 @@ trait ApiControllerBase extends ControllerBase {
   get("/api/v3/orgs/:groupName") {
     getAccountByUserName(params("groupName")).filter(account => account.isGroupAccount).map { account =>
       JsonFormat(ApiUser(account))
-    } getOrElse NotFound
+    } getOrElse NotFound()
   }
 
   /**
@@ -75,7 +76,7 @@ trait ApiControllerBase extends ControllerBase {
   get("/api/v3/users/:userName") {
     getAccountByUserName(params("userName")).filterNot(account => account.isGroupAccount).map { account =>
       JsonFormat(ApiUser(account))
-    } getOrElse NotFound
+    } getOrElse NotFound()
   }
 
   /**
@@ -109,13 +110,53 @@ trait ApiControllerBase extends ControllerBase {
    * https://developer.github.com/v3/repos/contents/#get-contents
    */
   get("/api/v3/repos/:owner/:repo/contents/*")(referrersOnly { repository =>
+    def getFileInfo(git: Git, revision: String, pathStr: String): Option[FileInfo] = {
+      val path = new java.io.File(pathStr)
+      val dirName = path.getParent match {
+        case null => "."
+        case s => s
+      }
+      getFileList(git, revision, dirName).find(f => f.name.equals(path.getName))
+    }
+
     val path = multiParams("splat").head match {
       case s if s.isEmpty => "."
       case s => s
     }
     val refStr = params.getOrElse("ref", repository.repository.defaultBranch)
+
     using(Git.open(getRepositoryDir(params("owner"), params("repo")))){ git =>
-      JsonFormat(getFileList(git, refStr, path).map{f => ApiContents(f)})
+      val fileList = getFileList(git, refStr, path)
+      if (fileList.isEmpty) { // file or NotFound
+        getFileInfo(git, refStr, path).flatMap(f => {
+          val largeFile = params.get("large_file").exists(s => s.equals("true"))
+          val content = getContentFromId(git, f.id, largeFile)
+          request.getHeader("Accept") match {
+            case "application/vnd.github.v3.raw" =>
+              content
+            case "application/vnd.github.v3.html" if isRenderable(f.name) =>
+              content.map(c =>
+                List(
+                  "<div data-path=\"", path, "\" id=\"file\">", "<article>",
+                  renderMarkup(path.split("/").toList, new String(c), refStr, repository, false, false, true).body,
+                  "</article>", "</div>"
+                ).mkString
+              )
+            case "application/vnd.github.v3.html" =>
+              content.map(c =>
+                List(
+                  "<div data-path=\"", path, "\" id=\"file\">", "<div class=\"plain\">", "<pre>",
+                  play.twirl.api.HtmlFormat.escape(new String(c)).body,
+                  "</pre>", "</div>", "</div>"
+                ).mkString
+              )
+            case _ =>
+              Some(JsonFormat(ApiContents(f, content)))
+          }
+        }).getOrElse(NotFound())
+      } else { // directory
+        JsonFormat(fileList.map{f => ApiContents(f, None)})
+      }
     }
   })
 
@@ -136,7 +177,8 @@ trait ApiControllerBase extends ControllerBase {
    * https://developer.github.com/v3/repos/collaborators/#list-collaborators
    */
   get("/api/v3/repos/:owner/:repo/collaborators") (referrersOnly { repository =>
-    JsonFormat(getCollaborators(params("owner"), params("repo")).map(u => ApiUser(getAccountByUserName(u).get)))
+    // TODO Should ApiUser take permission? getCollaboratorUserNames does not return owner group members.
+    JsonFormat(getCollaboratorUserNames(params("owner"), params("repo")).map(u => ApiUser(getAccountByUserName(u).get)))
   })
 
   /**
@@ -145,7 +187,7 @@ trait ApiControllerBase extends ControllerBase {
   get("/api/v3/user") {
     context.loginAccount.map { account =>
       JsonFormat(ApiUser(account))
-    } getOrElse Unauthorized
+    } getOrElse Unauthorized()
   }
 
   /**
@@ -179,7 +221,7 @@ trait ApiControllerBase extends ControllerBase {
           )
         }
       }
-    }) getOrElse NotFound
+    }) getOrElse NotFound()
   })
 
   /**
@@ -203,7 +245,7 @@ trait ApiControllerBase extends ControllerBase {
           )
         }
       }
-    }) getOrElse NotFound
+    }) getOrElse NotFound()
   })
 
   /**
@@ -221,7 +263,7 @@ trait ApiControllerBase extends ControllerBase {
         disableBranchProtection(repository.owner, repository.name, branch)
       }
       JsonFormat(ApiBranch(branch, protection)(RepositoryName(repository)))
-    }) getOrElse NotFound
+    }) getOrElse NotFound()
   })
 
   /**
@@ -243,7 +285,7 @@ trait ApiControllerBase extends ControllerBase {
       comments = getCommentsForApi(repository.owner, repository.name, issueId.toInt)
     } yield {
       JsonFormat(comments.map{ case (issueComment, user, issue) => ApiComment(issueComment, RepositoryName(repository), issueId, ApiUser(user), issue.isPullRequest) })
-    }).getOrElse(NotFound)
+    }) getOrElse NotFound()
   })
 
   /**
@@ -259,7 +301,7 @@ trait ApiControllerBase extends ControllerBase {
       issueComment <- getComment(repository.owner, repository.name, id.toString())
     } yield {
       JsonFormat(ApiComment(issueComment, RepositoryName(repository), issueId, ApiUser(context.loginAccount.get), issue.isPullRequest))
-    }) getOrElse NotFound
+    }) getOrElse NotFound()
   })
 
   /**
@@ -286,7 +328,7 @@ trait ApiControllerBase extends ControllerBase {
    * Create a label
    * https://developer.github.com/v3/issues/labels/#create-a-label
    */
-  post("/api/v3/repos/:owner/:repository/labels")(collaboratorsOnly { repository =>
+  post("/api/v3/repos/:owner/:repository/labels")(writableUsersOnly { repository =>
     (for{
       data <- extractFromJsonBody[CreateALabel] if data.isValid
     } yield {
@@ -311,7 +353,7 @@ trait ApiControllerBase extends ControllerBase {
    * Update a label
    * https://developer.github.com/v3/issues/labels/#update-a-label
    */
-  patch("/api/v3/repos/:owner/:repository/labels/:labelName")(collaboratorsOnly { repository =>
+  patch("/api/v3/repos/:owner/:repository/labels/:labelName")(writableUsersOnly { repository =>
     (for{
       data <- extractFromJsonBody[CreateALabel] if data.isValid
     } yield {
@@ -337,7 +379,7 @@ trait ApiControllerBase extends ControllerBase {
    * Delete a label
    * https://developer.github.com/v3/issues/labels/#delete-a-label
    */
-  delete("/api/v3/repos/:owner/:repository/labels/:labelName")(collaboratorsOnly { repository =>
+  delete("/api/v3/repos/:owner/:repository/labels/:labelName")(writableUsersOnly { repository =>
     LockUtil.lock(RepositoryName(repository).fullName) {
       getLabel(repository.owner, repository.name, params("labelName")).map { label =>
         deleteLabel(repository.owner, repository.name, label.labelId)
@@ -393,7 +435,7 @@ trait ApiControllerBase extends ControllerBase {
         ApiRepository(headRepo, ApiUser(headOwner)),
         ApiRepository(repository, ApiUser(baseOwner)),
         ApiUser(issueUser)))
-    }).getOrElse(NotFound)
+    }) getOrElse NotFound()
   })
 
   /**
@@ -412,7 +454,7 @@ trait ApiControllerBase extends ControllerBase {
           JsonFormat(commits)
         }
       }
-    } getOrElse NotFound
+    } getOrElse NotFound()
   })
 
   /**
@@ -425,7 +467,7 @@ trait ApiControllerBase extends ControllerBase {
   /**
    * https://developer.github.com/v3/repos/statuses/#create-a-status
    */
-  post("/api/v3/repos/:owner/:repo/statuses/:sha")(collaboratorsOnly { repository =>
+  post("/api/v3/repos/:owner/:repo/statuses/:sha")(writableUsersOnly { repository =>
     (for{
       ref <- params.get("sha")
       sha <- JGitUtil.getShaByRef(repository.owner, repository.name, ref)
@@ -437,7 +479,7 @@ trait ApiControllerBase extends ControllerBase {
       status <- getCommitStatus(repository.owner, repository.name, statusId)
     } yield {
       JsonFormat(ApiCommitStatus(status, ApiUser(creator)))
-    }) getOrElse NotFound
+    }) getOrElse NotFound()
   })
 
   /**
@@ -453,7 +495,7 @@ trait ApiControllerBase extends ControllerBase {
       JsonFormat(getCommitStatuesWithCreator(repository.owner, repository.name, sha).map{ case(status, creator) =>
         ApiCommitStatus(status, ApiUser(creator))
       })
-    }) getOrElse NotFound
+    }) getOrElse NotFound()
   })
 
   /**
@@ -478,11 +520,11 @@ trait ApiControllerBase extends ControllerBase {
     } yield {
       val statuses = getCommitStatuesWithCreator(repository.owner, repository.name, sha)
       JsonFormat(ApiCombinedCommitStatus(sha, statuses, ApiRepository(repository, owner)))
-    }) getOrElse NotFound
+    }) getOrElse NotFound()
   })
 
   private def isEditable(owner: String, repository: String, author: String)(implicit context: Context): Boolean =
-    hasWritePermission(owner, repository, context.loginAccount) || author == context.loginAccount.get.userName
+    hasDeveloperRole(owner, repository, context.loginAccount) || author == context.loginAccount.get.userName
 
 }
 

src/main/scala/gitbucket/core/controller/ControllerBase.scala

@@ -191,6 +191,7 @@ case class Context(settings: SystemSettingsService.SystemSettings, loginAccount:
     case agent if agent.contains("Win") => "windows"
     case _ => null
   }
+  val sidebarCollapse = request.getSession.getAttribute("sidebar-collapse") != null
 
   /**
    * Get object from cache.
@@ -248,7 +249,7 @@ trait AccountManagementControllerBase extends ControllerBase {
   protected def reservedNames(): Constraint = new Constraint(){
     override def validate(name: String, value: String, messages: Messages): Option[String] = if(allReservedNames.contains(value)){
       Some(s"${value} is reserved")
-    }else{
+    } else {
       None
     }
   }

src/main/scala/gitbucket/core/controller/FileUploadController.scala

@@ -48,7 +48,7 @@ class FileUploadController extends ScalatraServlet with FileUploadSupport with R
       // Check whether logged-in user is collaborator
       collaboratorsOnly(owner, repository, loginAccount){
         execute({ (file, fileId) =>
-          val fileName   = file.getName
+          val fileName = file.getName
           LockUtil.lock(s"${owner}/${repository}/wiki") {
             using(Git.open(Directory.getWikiRepositoryDir(owner, repository))) { git =>
               val builder  = DirCache.newInCore.builder()
@@ -75,7 +75,7 @@ class FileUploadController extends ScalatraServlet with FileUploadSupport with R
           }
         }, FileUtil.isUploadableType)
       }
-    } getOrElse BadRequest
+    } getOrElse BadRequest()
   }
 
   post("/import") {
@@ -93,7 +93,7 @@ class FileUploadController extends ScalatraServlet with FileUploadSupport with R
     loginAccount match {
       case x if(x.isAdmin) => action
       case x if(getCollaborators(owner, repository).contains(x.userName)) => action
-      case _ => BadRequest
+      case _ => BadRequest()
     }
   }
 
@@ -101,10 +101,9 @@ class FileUploadController extends ScalatraServlet with FileUploadSupport with R
     case Some(file) if(mimeTypeChcker(file.name)) =>
       defining(FileUtil.generateFileId){ fileId =>
         f(file, fileId)
-
         Ok(fileId)
       }
-    case _ => BadRequest
+    case _ => BadRequest()
   }
 
 }

src/main/scala/gitbucket/core/controller/IndexController.scala

@@ -5,9 +5,9 @@ import gitbucket.core.model.Account
 import gitbucket.core.service._
 import gitbucket.core.util.Implicits._
 import gitbucket.core.util.ControlUtil._
-import gitbucket.core.util.{LDAPUtil, Keys, UsersAuthenticator, ReferrerAuthenticator, StringUtil}
-
+import gitbucket.core.util.{Keys, LDAPUtil, ReferrerAuthenticator, StringUtil, UsersAuthenticator}
 import io.github.gitbucket.scalatra.forms._
+import org.scalatra.Ok
 
 
 class IndexController extends IndexControllerBase 
@@ -81,6 +81,15 @@ trait IndexControllerBase extends ControllerBase {
     xml.feed(getRecentActivities())
   }
 
+  get("/sidebar-collapse"){
+    if(params("collapse") == "true"){
+      session.setAttribute("sidebar-collapse", "true")
+    }  else {
+      session.setAttribute("sidebar-collapse", null)
+    }
+    Ok()
+  }
+
   /**
    * Set account information into HttpSession and redirect.
    */
@@ -108,18 +117,29 @@ trait IndexControllerBase extends ControllerBase {
    */
   get("/_user/proposals")(usersOnly {
     contentType = formats("json")
+    val user  = params("user").toBoolean
+    val group = params("group").toBoolean
     org.json4s.jackson.Serialization.write(
-      Map("options" -> getAllUsers(false).filter(!_.isGroupAccount).map(_.userName).toArray)
+      Map("options" -> (
+        getAllUsers(false)
+          .withFilter { t => (user, group) match {
+            case (true, true) => true
+            case (true, false) => !t.isGroupAccount
+            case (false, true) => t.isGroupAccount
+            case (false, false) => false
+          }}.map { t => t.userName }
+      ))
     )
   })
 
   /**
-   * JSON API for checking user existence.
+   * JSON API for checking user or group existence.
+   * Returns a single string which is any of "group", "user" or "".
    */
   post("/_user/existence")(usersOnly {
     getAccountByUserName(params("userName")).map { account =>
-      if(params.get("userOnly").isDefined) !account.isGroupAccount else true
-    } getOrElse false
+      if(account.isGroupAccount) "group" else "user"
+    } getOrElse ""
   })
 
   // TODO Move to RepositoryViwerController?

src/main/scala/gitbucket/core/controller/IssuesController.scala

@@ -2,24 +2,24 @@ package gitbucket.core.controller
 
 import gitbucket.core.issues.html
 import gitbucket.core.service.IssuesService._
+import gitbucket.core.service.RepositoryService.RepositoryInfo
 import gitbucket.core.service._
 import gitbucket.core.util.ControlUtil._
 import gitbucket.core.util.Implicits._
 import gitbucket.core.util._
 import gitbucket.core.view
 import gitbucket.core.view.Markdown
-
 import io.github.gitbucket.scalatra.forms._
 import org.scalatra.Ok
 
 
 class IssuesController extends IssuesControllerBase
   with IssuesService with RepositoryService with AccountService with LabelsService with MilestonesService with ActivityService with HandleCommentService
-  with ReadableUsersAuthenticator with ReferrerAuthenticator with CollaboratorsAuthenticator with PullRequestService with WebHookIssueCommentService
+  with ReadableUsersAuthenticator with ReferrerAuthenticator with WritableUsersAuthenticator with PullRequestService with WebHookIssueCommentService
 
 trait IssuesControllerBase extends ControllerBase {
   self: IssuesService with RepositoryService with AccountService with LabelsService with MilestonesService with ActivityService with HandleCommentService
-    with ReadableUsersAuthenticator with ReferrerAuthenticator with CollaboratorsAuthenticator with PullRequestService with WebHookIssueCommentService =>
+    with ReadableUsersAuthenticator with ReferrerAuthenticator with WritableUsersAuthenticator with PullRequestService with WebHookIssueCommentService =>
 
   case class IssueCreateForm(title: String, content: Option[String],
     assignedUserName: Option[String], milestoneId: Option[Int], labelNames: Option[String])
@@ -67,142 +67,147 @@ trait IssuesControllerBase extends ControllerBase {
           _,
           getComments(owner, name, issueId.toInt),
           getIssueLabels(owner, name, issueId.toInt),
-          (getCollaborators(owner, name) ::: (if(getAccountByUserName(owner).get.isGroupAccount) Nil else List(owner))).sorted,
+          getAssignableUserNames(owner, name),
           getMilestonesWithIssueCount(owner, name),
           getLabels(owner, name),
-          hasWritePermission(owner, name, context.loginAccount),
+          isEditable(repository),
+          isManageable(repository),
           repository)
-      } getOrElse NotFound
+      } getOrElse NotFound()
     }
   })
 
   get("/:owner/:repository/issues/new")(readableUsersOnly { repository =>
-    defining(repository.owner, repository.name){ case (owner, name) =>
-      html.create(
-        (getCollaborators(owner, name) ::: (if(getAccountByUserName(owner).get.isGroupAccount) Nil else List(owner))).sorted,
+    if(isEditable(repository)){ // TODO Should this check is provided by authenticator?
+      defining(repository.owner, repository.name){ case (owner, name) =>
+        html.create(
+          getAssignableUserNames(owner, name),
           getMilestones(owner, name),
           getLabels(owner, name),
-          hasWritePermission(owner, name, context.loginAccount),
+          isManageable(repository),
           repository)
-    }
+      }
+    } else Unauthorized()
   })
 
   post("/:owner/:repository/issues/new", issueCreateForm)(readableUsersOnly { (form, repository) =>
-    defining(repository.owner, repository.name){ case (owner, name) =>
-      val writable = hasWritePermission(owner, name, context.loginAccount)
-      val userName = context.loginAccount.get.userName
+    if(isEditable(repository)){ // TODO Should this check is provided by authenticator?
+      defining(repository.owner, repository.name){ case (owner, name) =>
+        val manageable = isManageable(repository)
+        val userName = context.loginAccount.get.userName
 
-      // insert issue
-      val issueId = createIssue(owner, name, userName, form.title, form.content,
-        if(writable) form.assignedUserName else None,
-        if(writable) form.milestoneId else None)
+        // insert issue
+        val issueId = createIssue(owner, name, userName, form.title, form.content,
+          if (manageable) form.assignedUserName else None,
+          if (manageable) form.milestoneId else None)
 
-      // insert labels
-      if(writable){
-        form.labelNames.map { value =>
-          val labels = getLabels(owner, name)
-          value.split(",").foreach { labelName =>
-            labels.find(_.labelName == labelName).map { label =>
-              registerIssueLabel(owner, name, issueId, label.labelId)
+        // insert labels
+        if (manageable) {
+          form.labelNames.map { value =>
+            val labels = getLabels(owner, name)
+            value.split(",").foreach { labelName =>
+              labels.find(_.labelName == labelName).map { label =>
+                registerIssueLabel(owner, name, issueId, label.labelId)
+              }
             }
           }
         }
-      }
 
-      // record activity
-      recordCreateIssueActivity(owner, name, userName, issueId, form.title)
+        // record activity
+        recordCreateIssueActivity(owner, name, userName, issueId, form.title)
 
-      getIssue(owner, name, issueId.toString).foreach { issue =>
-        // extract references and create refer comment
-        createReferComment(owner, name, issue, form.title + " " + form.content.getOrElse(""), context.loginAccount.get)
+        getIssue(owner, name, issueId.toString).foreach { issue =>
+          // extract references and create refer comment
+          createReferComment(owner, name, issue, form.title + " " + form.content.getOrElse(""), context.loginAccount.get)
 
-        // call web hooks
-        callIssuesWebHook("opened", repository, issue, context.baseUrl, context.loginAccount.get)
+          // call web hooks
+          callIssuesWebHook("opened", repository, issue, context.baseUrl, context.loginAccount.get)
 
-        // notifications
-        Notifier().toNotify(repository, issue, form.content.getOrElse("")){
-          Notifier.msgIssue(s"${context.baseUrl}/${owner}/${name}/issues/${issueId}")
+          // notifications
+          Notifier().toNotify(repository, issue, form.content.getOrElse("")) {
+            Notifier.msgIssue(s"${context.baseUrl}/${owner}/${name}/issues/${issueId}")
+          }
         }
-      }
 
-      redirect(s"/${owner}/${name}/issues/${issueId}")
-    }
+        redirect(s"/${owner}/${name}/issues/${issueId}")
+      }
+    } else Unauthorized()
   })
 
   ajaxPost("/:owner/:repository/issues/edit_title/:id", issueTitleEditForm)(readableUsersOnly { (title, repository) =>
     defining(repository.owner, repository.name){ case (owner, name) =>
       getIssue(owner, name, params("id")).map { issue =>
-        if(isEditable(owner, name, issue.openedUserName)){
+        if(isEditableContent(owner, name, issue.openedUserName)){
           // update issue
           updateIssue(owner, name, issue.issueId, title, issue.content)
           // extract references and create refer comment
           createReferComment(owner, name, issue.copy(title = title), title, context.loginAccount.get)
 
           redirect(s"/${owner}/${name}/issues/_data/${issue.issueId}")
-        } else Unauthorized
-      } getOrElse NotFound
+        } else Unauthorized()
+      } getOrElse NotFound()
     }
   })
 
   ajaxPost("/:owner/:repository/issues/edit/:id", issueEditForm)(readableUsersOnly { (content, repository) =>
     defining(repository.owner, repository.name){ case (owner, name) =>
       getIssue(owner, name, params("id")).map { issue =>
-        if(isEditable(owner, name, issue.openedUserName)){
+        if(isEditableContent(owner, name, issue.openedUserName)){
           // update issue
           updateIssue(owner, name, issue.issueId, issue.title, content)
           // extract references and create refer comment
           createReferComment(owner, name, issue, content.getOrElse(""), context.loginAccount.get)
 
           redirect(s"/${owner}/${name}/issues/_data/${issue.issueId}")
-        } else Unauthorized
-      } getOrElse NotFound
+        } else Unauthorized()
+      } getOrElse NotFound()
     }
   })
 
   post("/:owner/:repository/issue_comments/new", commentForm)(readableUsersOnly { (form, repository) =>
     getIssue(repository.owner, repository.name, form.issueId.toString).flatMap { issue =>
-      val actionOpt = params.get("action").filter(_ => isEditable(issue.userName, issue.repositoryName, issue.openedUserName))
+      val actionOpt = params.get("action").filter(_ => isEditableContent(issue.userName, issue.repositoryName, issue.openedUserName))
       handleComment(issue, Some(form.content), repository, actionOpt) map { case (issue, id) =>
         redirect(s"/${repository.owner}/${repository.name}/${
           if(issue.isPullRequest) "pull" else "issues"}/${form.issueId}#comment-${id}")
       }
-    } getOrElse NotFound
+    } getOrElse NotFound()
   })
 
   post("/:owner/:repository/issue_comments/state", issueStateForm)(readableUsersOnly { (form, repository) =>
     getIssue(repository.owner, repository.name, form.issueId.toString).flatMap { issue =>
-      val actionOpt = params.get("action").filter(_ => isEditable(issue.userName, issue.repositoryName, issue.openedUserName))
+      val actionOpt = params.get("action").filter(_ => isEditableContent(issue.userName, issue.repositoryName, issue.openedUserName))
       handleComment(issue, form.content, repository, actionOpt) map { case (issue, id) =>
         redirect(s"/${repository.owner}/${repository.name}/${
           if(issue.isPullRequest) "pull" else "issues"}/${form.issueId}#comment-${id}")
       }
-    } getOrElse NotFound
+    } getOrElse NotFound()
   })
 
   ajaxPost("/:owner/:repository/issue_comments/edit/:id", commentForm)(readableUsersOnly { (form, repository) =>
     defining(repository.owner, repository.name){ case (owner, name) =>
       getComment(owner, name, params("id")).map { comment =>
-        if(isEditable(owner, name, comment.commentedUserName)){
+        if(isEditableContent(owner, name, comment.commentedUserName)){
           updateComment(comment.commentId, form.content)
           redirect(s"/${owner}/${name}/issue_comments/_data/${comment.commentId}")
-        } else Unauthorized
-      } getOrElse NotFound
+        } else Unauthorized()
+      } getOrElse NotFound()
     }
   })
 
   ajaxPost("/:owner/:repository/issue_comments/delete/:id")(readableUsersOnly { repository =>
     defining(repository.owner, repository.name){ case (owner, name) =>
       getComment(owner, name, params("id")).map { comment =>
-        if(isEditable(owner, name, comment.commentedUserName)){
+        if(isEditableContent(owner, name, comment.commentedUserName)){
           Ok(deleteComment(comment.commentId))
-        } else Unauthorized
-      } getOrElse NotFound
+        } else Unauthorized()
+      } getOrElse NotFound()
     }
   })
 
   ajaxGet("/:owner/:repository/issues/_data/:id")(readableUsersOnly { repository =>
     getIssue(repository.owner, repository.name, params("id")) map { x =>
-      if(isEditable(x.userName, x.repositoryName, x.openedUserName)){
+      if(isEditableContent(x.userName, x.repositoryName, x.openedUserName)){
         params.get("dataType") collect {
           case t if t == "html" => html.editissue(x.content, x.issueId, repository)
         } getOrElse {
@@ -218,18 +223,18 @@ trait IssuesControllerBase extends ControllerBase {
                 enableAnchor = true,
                 enableLineBreaks = true,
                 enableTaskList = true,
-                hasWritePermission = isEditable(x.userName, x.repositoryName, x.openedUserName)
+                hasWritePermission = true
               )
             )
           )
         }
-      } else Unauthorized
-    } getOrElse NotFound
+      } else Unauthorized()
+    } getOrElse NotFound()
   })
 
   ajaxGet("/:owner/:repository/issue_comments/_data/:id")(readableUsersOnly { repository =>
     getComment(repository.owner, repository.name, params("id")) map { x =>
-      if(isEditable(x.userName, x.repositoryName, x.commentedUserName)){
+      if(isEditableContent(x.userName, x.repositoryName, x.commentedUserName)){
         params.get("dataType") collect {
           case t if t == "html" => html.editcomment(x.content, x.commentId, repository)
         } getOrElse {
@@ -244,51 +249,51 @@ trait IssuesControllerBase extends ControllerBase {
                 enableAnchor = true,
                 enableLineBreaks = true,
                 enableTaskList = true,
-                hasWritePermission = isEditable(x.userName, x.repositoryName, x.commentedUserName)
+                hasWritePermission = true
               )
             )
           )
         }
-      } else Unauthorized
-    } getOrElse NotFound
+      } else Unauthorized()
+    } getOrElse NotFound()
   })
 
-  ajaxPost("/:owner/:repository/issues/new/label")(collaboratorsOnly { repository =>
+  ajaxPost("/:owner/:repository/issues/new/label")(writableUsersOnly { repository =>
     val labelNames = params("labelNames").split(",")
     val labels = getLabels(repository.owner, repository.name).filter(x => labelNames.contains(x.labelName))
     html.labellist(labels)
   })
 
-  ajaxPost("/:owner/:repository/issues/:id/label/new")(collaboratorsOnly { repository =>
+  ajaxPost("/:owner/:repository/issues/:id/label/new")(writableUsersOnly { repository =>
     defining(params("id").toInt){ issueId =>
       registerIssueLabel(repository.owner, repository.name, issueId, params("labelId").toInt)
       html.labellist(getIssueLabels(repository.owner, repository.name, issueId))
     }
   })
 
-  ajaxPost("/:owner/:repository/issues/:id/label/delete")(collaboratorsOnly { repository =>
+  ajaxPost("/:owner/:repository/issues/:id/label/delete")(writableUsersOnly { repository =>
     defining(params("id").toInt){ issueId =>
       deleteIssueLabel(repository.owner, repository.name, issueId, params("labelId").toInt)
       html.labellist(getIssueLabels(repository.owner, repository.name, issueId))
     }
   })
 
-  ajaxPost("/:owner/:repository/issues/:id/assign")(collaboratorsOnly { repository =>
+  ajaxPost("/:owner/:repository/issues/:id/assign")(writableUsersOnly { repository =>
     updateAssignedUserName(repository.owner, repository.name, params("id").toInt, assignedUserName("assignedUserName"))
     Ok("updated")
   })
 
-  ajaxPost("/:owner/:repository/issues/:id/milestone")(collaboratorsOnly { repository =>
+  ajaxPost("/:owner/:repository/issues/:id/milestone")(writableUsersOnly { repository =>
     updateMilestoneId(repository.owner, repository.name, params("id").toInt, milestoneId("milestoneId"))
     milestoneId("milestoneId").map { milestoneId =>
       getMilestonesWithIssueCount(repository.owner, repository.name)
           .find(_._1.milestoneId == milestoneId).map { case (_, openCount, closeCount) =>
         gitbucket.core.issues.milestones.html.progress(openCount + closeCount, closeCount)
-      } getOrElse NotFound
+      } getOrElse NotFound()
     } getOrElse Ok()
   })
 
-  post("/:owner/:repository/issues/batchedit/state")(collaboratorsOnly { repository =>
+  post("/:owner/:repository/issues/batchedit/state")(writableUsersOnly { repository =>
     defining(params.get("value")){ action =>
       action match {
         case Some("open")  => executeBatch(repository) { issueId =>
@@ -306,17 +311,17 @@ trait IssuesControllerBase extends ControllerBase {
     }
   })
 
-  post("/:owner/:repository/issues/batchedit/label")(collaboratorsOnly { repository =>
+  post("/:owner/:repository/issues/batchedit/label")(writableUsersOnly { repository =>
     params("value").toIntOpt.map{ labelId =>
       executeBatch(repository) { issueId =>
         getIssueLabel(repository.owner, repository.name, issueId, labelId) getOrElse {
           registerIssueLabel(repository.owner, repository.name, issueId, labelId)
         }
       }
-    } getOrElse NotFound
+    } getOrElse NotFound()
   })
 
-  post("/:owner/:repository/issues/batchedit/assign")(collaboratorsOnly { repository =>
+  post("/:owner/:repository/issues/batchedit/assign")(writableUsersOnly { repository =>
     defining(assignedUserName("value")){ value =>
       executeBatch(repository) {
         updateAssignedUserName(repository.owner, repository.name, _, value)
@@ -324,7 +329,7 @@ trait IssuesControllerBase extends ControllerBase {
     }
   })
 
-  post("/:owner/:repository/issues/batchedit/milestone")(collaboratorsOnly { repository =>
+  post("/:owner/:repository/issues/batchedit/milestone")(writableUsersOnly { repository =>
     defining(milestoneId("value")){ value =>
       executeBatch(repository) {
         updateMilestoneId(repository.owner, repository.name, _, value)
@@ -340,15 +345,12 @@ trait IssuesControllerBase extends ControllerBase {
           RawData(FileUtil.getMimeType(file.getName), file)
         }
       case _ => None
-    }) getOrElse NotFound
+    }) getOrElse NotFound()
   })
 
   val assignedUserName = (key: String) => params.get(key) filter (_.trim != "")
   val milestoneId: String => Option[Int] = (key: String) => params.get(key).flatMap(_.toIntOpt)
 
-  private def isEditable(owner: String, repository: String, author: String)(implicit context: Context): Boolean =
-    hasWritePermission(owner, repository, context.loginAccount) || author == context.loginAccount.get.userName
-
   private def executeBatch(repository: RepositoryService.RepositoryInfo)(execute: Int => Unit) = {
     params("checked").split(',') map(_.toInt) foreach execute
     params("from") match {
@@ -359,8 +361,7 @@ trait IssuesControllerBase extends ControllerBase {
 
   private def searchIssues(repository: RepositoryService.RepositoryInfo) = {
     defining(repository.owner, repository.name){ case (owner, repoName) =>
-      val page       = IssueSearchCondition.page(request)
-      val sessionKey = Keys.Session.Issues(owner, repoName)
+      val page = IssueSearchCondition.page(request)
 
       // retrieve search condition
       val condition = IssueSearchCondition(request)
@@ -369,18 +370,42 @@ trait IssuesControllerBase extends ControllerBase {
           "issues",
           searchIssue(condition, false, (page - 1) * IssueLimit, IssueLimit, owner -> repoName),
           page,
-          if(!getAccountByUserName(owner).exists(_.isGroupAccount)){
-            (getCollaborators(owner, repoName) :+ owner).sorted
-          } else {
-            getCollaborators(owner, repoName)
-          },
+          getAssignableUserNames(owner, repoName),
           getMilestones(owner, repoName),
           getLabels(owner, repoName),
           countIssue(condition.copy(state = "open"  ), false, owner -> repoName),
           countIssue(condition.copy(state = "closed"), false, owner -> repoName),
           condition,
           repository,
-          hasWritePermission(owner, repoName, context.loginAccount))
+          isEditable(repository),
+          isManageable(repository))
     }
   }
+
+  /**
+   * Tests whether an logged-in user can manage issues.
+   */
+  private def isManageable(repository: RepositoryInfo)(implicit context: Context): Boolean = {
+    hasDeveloperRole(repository.owner, repository.name, context.loginAccount)
+  }
+
+  /**
+   * Tests whether an logged-in user can post issues.
+   */
+  private def isEditable(repository: RepositoryInfo)(implicit context: Context): Boolean = {
+    repository.repository.options.issuesOption match {
+      case "ALL"     => !repository.repository.isPrivate && context.loginAccount.isDefined
+      case "PUBLIC"  => hasGuestRole(repository.owner, repository.name, context.loginAccount)
+      case "PRIVATE" => hasDeveloperRole(repository.owner, repository.name, context.loginAccount)
+      case "DISABLE" => false
+    }
+  }
+
+  /**
+   * Tests whether an issue or a comment is editable by a logged-in user.
+   */
+  private def isEditableContent(owner: String, repository: String, author: String)(implicit context: Context): Boolean = {
+    hasDeveloperRole(owner, repository, context.loginAccount) || author == context.loginAccount.get.userName
+  }
+
 }

src/main/scala/gitbucket/core/controller/LabelsController.scala

@@ -2,7 +2,7 @@ package gitbucket.core.controller
 
 import gitbucket.core.issues.labels.html
 import gitbucket.core.service.{RepositoryService, AccountService, IssuesService, LabelsService}
-import gitbucket.core.util.{ReferrerAuthenticator, CollaboratorsAuthenticator}
+import gitbucket.core.util.{ReferrerAuthenticator, WritableUsersAuthenticator}
 import gitbucket.core.util.Implicits._
 import io.github.gitbucket.scalatra.forms._
 import org.scalatra.i18n.Messages
@@ -10,11 +10,11 @@ import org.scalatra.Ok
 
 class LabelsController extends LabelsControllerBase
   with LabelsService with IssuesService with RepositoryService with AccountService
-with ReferrerAuthenticator with CollaboratorsAuthenticator
+with ReferrerAuthenticator with WritableUsersAuthenticator
 
 trait LabelsControllerBase extends ControllerBase {
   self: LabelsService with IssuesService with RepositoryService
-    with ReferrerAuthenticator with CollaboratorsAuthenticator =>
+    with ReferrerAuthenticator with WritableUsersAuthenticator =>
 
   case class LabelForm(labelName: String, color: String)
 
@@ -29,40 +29,40 @@ trait LabelsControllerBase extends ControllerBase {
       getLabels(repository.owner, repository.name),
       countIssueGroupByLabels(repository.owner, repository.name, IssuesService.IssueSearchCondition(), Map.empty),
       repository,
-      hasWritePermission(repository.owner, repository.name, context.loginAccount))
+      hasDeveloperRole(repository.owner, repository.name, context.loginAccount))
   })
 
-  ajaxGet("/:owner/:repository/issues/labels/new")(collaboratorsOnly { repository =>
+  ajaxGet("/:owner/:repository/issues/labels/new")(writableUsersOnly { repository =>
     html.edit(None, repository)
   })
 
-  ajaxPost("/:owner/:repository/issues/labels/new", labelForm)(collaboratorsOnly { (form, repository) =>
+  ajaxPost("/:owner/:repository/issues/labels/new", labelForm)(writableUsersOnly { (form, repository) =>
     val labelId = createLabel(repository.owner, repository.name, form.labelName, form.color.substring(1))
     html.label(
       getLabel(repository.owner, repository.name, labelId).get,
       // TODO futility
       countIssueGroupByLabels(repository.owner, repository.name, IssuesService.IssueSearchCondition(), Map.empty),
       repository,
-      hasWritePermission(repository.owner, repository.name, context.loginAccount))
+      hasDeveloperRole(repository.owner, repository.name, context.loginAccount))
   })
 
-  ajaxGet("/:owner/:repository/issues/labels/:labelId/edit")(collaboratorsOnly { repository =>
+  ajaxGet("/:owner/:repository/issues/labels/:labelId/edit")(writableUsersOnly { repository =>
     getLabel(repository.owner, repository.name, params("labelId").toInt).map { label =>
       html.edit(Some(label), repository)
     } getOrElse NotFound()
   })
 
-  ajaxPost("/:owner/:repository/issues/labels/:labelId/edit", labelForm)(collaboratorsOnly { (form, repository) =>
+  ajaxPost("/:owner/:repository/issues/labels/:labelId/edit", labelForm)(writableUsersOnly { (form, repository) =>
     updateLabel(repository.owner, repository.name, params("labelId").toInt, form.labelName, form.color.substring(1))
     html.label(
       getLabel(repository.owner, repository.name, params("labelId").toInt).get,
       // TODO futility
       countIssueGroupByLabels(repository.owner, repository.name, IssuesService.IssueSearchCondition(), Map.empty),
       repository,
-      hasWritePermission(repository.owner, repository.name, context.loginAccount))
+      hasDeveloperRole(repository.owner, repository.name, context.loginAccount))
   })
 
-  ajaxPost("/:owner/:repository/issues/labels/:labelId/delete")(collaboratorsOnly { repository =>
+  ajaxPost("/:owner/:repository/issues/labels/:labelId/delete")(writableUsersOnly { repository =>
     deleteLabel(repository.owner, repository.name, params("labelId").toInt)
     Ok()
   })

src/main/scala/gitbucket/core/controller/MilestonesController.scala

@@ -2,17 +2,17 @@ package gitbucket.core.controller
 
 import gitbucket.core.issues.milestones.html
 import gitbucket.core.service.{RepositoryService, MilestonesService, AccountService}
-import gitbucket.core.util.{ReferrerAuthenticator, CollaboratorsAuthenticator}
+import gitbucket.core.util.{ReferrerAuthenticator, WritableUsersAuthenticator}
 import gitbucket.core.util.Implicits._
 import io.github.gitbucket.scalatra.forms._
 
 class MilestonesController extends MilestonesControllerBase
   with MilestonesService with RepositoryService with AccountService
-  with ReferrerAuthenticator with CollaboratorsAuthenticator
+  with ReferrerAuthenticator with WritableUsersAuthenticator
 
 trait MilestonesControllerBase extends ControllerBase {
   self: MilestonesService with RepositoryService
-    with ReferrerAuthenticator with CollaboratorsAuthenticator  =>
+    with ReferrerAuthenticator with WritableUsersAuthenticator  =>
 
   case class MilestoneForm(title: String, description: Option[String], dueDate: Option[java.util.Date])
 
@@ -27,58 +27,58 @@ trait MilestonesControllerBase extends ControllerBase {
       params.getOrElse("state", "open"),
       getMilestonesWithIssueCount(repository.owner, repository.name),
       repository,
-      hasWritePermission(repository.owner, repository.name, context.loginAccount))
+      hasDeveloperRole(repository.owner, repository.name, context.loginAccount))
   })
 
-  get("/:owner/:repository/issues/milestones/new")(collaboratorsOnly {
+  get("/:owner/:repository/issues/milestones/new")(writableUsersOnly {
     html.edit(None, _)
   })
 
-  post("/:owner/:repository/issues/milestones/new", milestoneForm)(collaboratorsOnly { (form, repository) =>
+  post("/:owner/:repository/issues/milestones/new", milestoneForm)(writableUsersOnly { (form, repository) =>
     createMilestone(repository.owner, repository.name, form.title, form.description, form.dueDate)
     redirect(s"/${repository.owner}/${repository.name}/issues/milestones")
   })
 
-  get("/:owner/:repository/issues/milestones/:milestoneId/edit")(collaboratorsOnly { repository =>
+  get("/:owner/:repository/issues/milestones/:milestoneId/edit")(writableUsersOnly { repository =>
     params("milestoneId").toIntOpt.map{ milestoneId =>
       html.edit(getMilestone(repository.owner, repository.name, milestoneId), repository)
-    } getOrElse NotFound
+    } getOrElse NotFound()
   })
 
-  post("/:owner/:repository/issues/milestones/:milestoneId/edit", milestoneForm)(collaboratorsOnly { (form, repository) =>
+  post("/:owner/:repository/issues/milestones/:milestoneId/edit", milestoneForm)(writableUsersOnly { (form, repository) =>
     params("milestoneId").toIntOpt.flatMap{ milestoneId =>
       getMilestone(repository.owner, repository.name, milestoneId).map { milestone =>
         updateMilestone(milestone.copy(title = form.title, description = form.description, dueDate = form.dueDate))
         redirect(s"/${repository.owner}/${repository.name}/issues/milestones")
       }
-    } getOrElse NotFound
+    } getOrElse NotFound()
   })
 
-  get("/:owner/:repository/issues/milestones/:milestoneId/close")(collaboratorsOnly { repository =>
+  get("/:owner/:repository/issues/milestones/:milestoneId/close")(writableUsersOnly { repository =>
     params("milestoneId").toIntOpt.flatMap{ milestoneId =>
       getMilestone(repository.owner, repository.name, milestoneId).map { milestone =>
         closeMilestone(milestone)
         redirect(s"/${repository.owner}/${repository.name}/issues/milestones")
       }
-    } getOrElse NotFound
+    } getOrElse NotFound()
   })
 
-  get("/:owner/:repository/issues/milestones/:milestoneId/open")(collaboratorsOnly { repository =>
+  get("/:owner/:repository/issues/milestones/:milestoneId/open")(writableUsersOnly { repository =>
     params("milestoneId").toIntOpt.flatMap{ milestoneId =>
       getMilestone(repository.owner, repository.name, milestoneId).map { milestone =>
         openMilestone(milestone)
         redirect(s"/${repository.owner}/${repository.name}/issues/milestones")
       }
-    } getOrElse NotFound
+    } getOrElse NotFound()
   })
 
-  get("/:owner/:repository/issues/milestones/:milestoneId/delete")(collaboratorsOnly { repository =>
+  get("/:owner/:repository/issues/milestones/:milestoneId/delete")(writableUsersOnly { repository =>
     params("milestoneId").toIntOpt.flatMap{ milestoneId =>
       getMilestone(repository.owner, repository.name, milestoneId).map { milestone =>
         deleteMilestone(repository.owner, repository.name, milestone.milestoneId)
         redirect(s"/${repository.owner}/${repository.name}/issues/milestones")
       }
-    } getOrElse NotFound
+    } getOrElse NotFound()
   })
 
 }

src/main/scala/gitbucket/core/controller/PullRequestsController.scala

@@ -6,6 +6,7 @@ import gitbucket.core.service.CommitStatusService
 import gitbucket.core.service.MergeService
 import gitbucket.core.service.IssuesService._
 import gitbucket.core.service.PullRequestService._
+import gitbucket.core.service.RepositoryService.RepositoryInfo
 import gitbucket.core.service._
 import gitbucket.core.util.ControlUtil._
 import gitbucket.core.util.Directory._
@@ -14,28 +15,26 @@ import gitbucket.core.util.JGitUtil._
 import gitbucket.core.util._
 import gitbucket.core.view
 import gitbucket.core.view.helpers
-
 import io.github.gitbucket.scalatra.forms._
 import org.eclipse.jgit.api.Git
 import org.eclipse.jgit.lib.PersonIdent
-import org.slf4j.LoggerFactory
 
 import scala.collection.JavaConverters._
 
 
 class PullRequestsController extends PullRequestsControllerBase
   with RepositoryService with AccountService with IssuesService with PullRequestService with MilestonesService with LabelsService
-  with CommitsService with ActivityService with WebHookPullRequestService with ReferrerAuthenticator with CollaboratorsAuthenticator
+  with CommitsService with ActivityService with WebHookPullRequestService
+  with ReadableUsersAuthenticator with ReferrerAuthenticator with WritableUsersAuthenticator
   with CommitStatusService with MergeService with ProtectedBranchService
 
 
 trait PullRequestsControllerBase extends ControllerBase {
   self: RepositoryService with AccountService with IssuesService with MilestonesService with LabelsService
-    with CommitsService with ActivityService with PullRequestService with WebHookPullRequestService with ReferrerAuthenticator with CollaboratorsAuthenticator
+    with CommitsService with ActivityService with PullRequestService with WebHookPullRequestService
+    with ReadableUsersAuthenticator with ReferrerAuthenticator with WritableUsersAuthenticator
     with CommitStatusService with MergeService with ProtectedBranchService =>
 
-  private val logger = LoggerFactory.getLogger(classOf[PullRequestsControllerBase])
-
   val pullRequestForm = mapping(
     "title"                 -> trim(label("Title"  , text(required, maxlength(100)))),
     "content"               -> trim(label("Content", optional(text()))),
@@ -94,17 +93,18 @@ trait PullRequestsControllerBase extends ControllerBase {
             (commits.flatten.map(commit => getCommitComments(owner, name, commit.id, true)).flatten.toList ::: getComments(owner, name, issueId))
               .sortWith((a, b) => a.registeredDate before b.registeredDate),
             getIssueLabels(owner, name, issueId),
-            (getCollaborators(owner, name) ::: (if(getAccountByUserName(owner).get.isGroupAccount) Nil else List(owner))).sorted,
+            getAssignableUserNames(owner, name),
             getMilestonesWithIssueCount(owner, name),
             getLabels(owner, name),
             commits,
             diffs,
-            hasWritePermission(owner, name, context.loginAccount),
+            isEditable(repository),
+            isManageable(repository),
             repository,
             flash.toMap.map(f => f._1 -> f._2.toString))
         }
       }
-    } getOrElse NotFound
+    } getOrElse NotFound()
   })
 
   ajaxGet("/:owner/:repository/pull/:id/mergeguide")(referrersOnly { repository =>
@@ -115,7 +115,7 @@ trait PullRequestsControllerBase extends ControllerBase {
         val hasConflict = LockUtil.lock(s"${owner}/${name}"){
           checkConflict(owner, name, pullreq.branch, issueId)
         }
-        val hasMergePermission = hasWritePermission(owner, name, context.loginAccount)
+        val hasMergePermission = hasDeveloperRole(owner, name, context.loginAccount)
         val branchProtection = getProtectedBranchInfo(owner, name, pullreq.branch)
         val mergeStatus = PullRequestService.MergeStatus(
            hasConflict         = hasConflict,
@@ -125,7 +125,7 @@ trait PullRequestsControllerBase extends ControllerBase {
            needStatusCheck     = context.loginAccount.map{ u =>
                                    branchProtection.needStatusCheck(u.userName)
                                  }.getOrElse(true),
-           hasUpdatePermission = hasWritePermission(pullreq.requestUserName, pullreq.requestRepositoryName, context.loginAccount) &&
+           hasUpdatePermission = hasDeveloperRole(pullreq.requestUserName, pullreq.requestRepositoryName, context.loginAccount) &&
                                    context.loginAccount.map{ u =>
                                      !getProtectedBranchInfo(pullreq.requestUserName, pullreq.requestRepositoryName, pullreq.requestBranch).needStatusCheck(u.userName)
                                    }.getOrElse(false),
@@ -138,10 +138,10 @@ trait PullRequestsControllerBase extends ControllerBase {
           repository,
           getRepository(pullreq.requestUserName, pullreq.requestRepositoryName).get)
       }
-    } getOrElse NotFound
+    } getOrElse NotFound()
   })
 
-  get("/:owner/:repository/pull/:id/delete/*")(collaboratorsOnly { repository =>
+  get("/:owner/:repository/pull/:id/delete/*")(writableUsersOnly { repository =>
     params("id").toIntOpt.map { issueId =>
       val branchName = multiParams("splat").head
       val userName   = context.loginAccount.get.userName
@@ -153,27 +153,27 @@ trait PullRequestsControllerBase extends ControllerBase {
       }
       createComment(repository.owner, repository.name, userName, issueId, branchName, "delete_branch")
       redirect(s"/${repository.owner}/${repository.name}/pull/${issueId}")
-    } getOrElse NotFound
+    } getOrElse NotFound()
   })
 
-  post("/:owner/:repository/pull/:id/update_branch")(referrersOnly { baseRepository =>
+  post("/:owner/:repository/pull/:id/update_branch")(writableUsersOnly { baseRepository =>
     (for {
       issueId <- params("id").toIntOpt
       loginAccount <- context.loginAccount
       (issue, pullreq) <- getPullRequest(baseRepository.owner, baseRepository.name, issueId)
       owner = pullreq.requestUserName
       name  = pullreq.requestRepositoryName
-      if hasWritePermission(owner, name, context.loginAccount)
+      if hasDeveloperRole(owner, name, context.loginAccount)
     } yield {
+      val repository = getRepository(owner, name).get
       val branchProtection = getProtectedBranchInfo(owner, name, pullreq.requestBranch)
       if(branchProtection.needStatusCheck(loginAccount.userName)){
         flash += "error" -> s"branch ${pullreq.requestBranch} is protected need status check."
       } else {
-        val repository = getRepository(owner, name).get
         LockUtil.lock(s"${owner}/${name}"){
           val alias = if(pullreq.repositoryName == pullreq.requestRepositoryName && pullreq.userName == pullreq.requestUserName){
             pullreq.branch
-          }else{
+          } else {
             s"${pullreq.userName}:${pullreq.branch}"
           }
           val existIds = using(Git.open(Directory.getRepositoryDir(owner, name))) { git => JGitUtil.getAllCommitIds(git) }.toSet
@@ -187,11 +187,10 @@ trait PullRequestsControllerBase extends ControllerBase {
 
               using(Git.open(Directory.getRepositoryDir(owner, name))) { git =>
                 //  after update branch
-
                 val newCommitId = git.getRepository.resolve(s"refs/heads/${pullreq.requestBranch}")
                 val commits = git.log.addRange(oldId, newCommitId).call.iterator.asScala.map(c => new JGitUtil.CommitInfo(c)).toList
 
-                commits.foreach{ commit =>
+                commits.foreach { commit =>
                   if(!existIds.contains(commit.id)){
                     createIssueComment(owner, name, commit)
                   }
@@ -220,12 +219,13 @@ trait PullRequestsControllerBase extends ControllerBase {
               flash += "info" -> s"Merge branch '${alias}' into ${pullreq.requestBranch}"
           }
         }
-        redirect(s"/${repository.owner}/${repository.name}/pull/${issueId}")
       }
-    }) getOrElse NotFound
+      redirect(s"/${repository.owner}/${repository.name}/pull/${issueId}")
+
+    }) getOrElse NotFound()
   })
 
-  post("/:owner/:repository/pull/:id/merge", mergeForm)(collaboratorsOnly { (form, repository) =>
+  post("/:owner/:repository/pull/:id/merge", mergeForm)(writableUsersOnly { (form, repository) =>
     params("id").toIntOpt.flatMap { issueId =>
       val owner = repository.owner
       val name  = repository.name
@@ -273,7 +273,7 @@ trait PullRequestsControllerBase extends ControllerBase {
           }
         }
       }
-    } getOrElse NotFound
+    } getOrElse NotFound()
   })
 
   get("/:owner/:repository/compare")(referrersOnly { forkedRepository =>
@@ -290,7 +290,7 @@ trait PullRequestsControllerBase extends ControllerBase {
 
             redirect(s"/${forkedRepository.owner}/${forkedRepository.name}/compare/${originUserName}:${oldBranch}...${newBranch}")
           }
-        } getOrElse NotFound
+        } getOrElse NotFound()
       }
       case _ => {
         using(Git.open(getRepositoryDir(forkedRepository.owner, forkedRepository.name))){ git =>
@@ -374,8 +374,8 @@ trait PullRequestsControllerBase extends ControllerBase {
               forkedRepository,
               originRepository,
               forkedRepository,
-              hasWritePermission(originRepository.owner, originRepository.name, context.loginAccount),
-              (getCollaborators(originRepository.owner, originRepository.name) ::: (if(getAccountByUserName(originRepository.owner).get.isGroupAccount) Nil else List(originRepository.owner))).sorted,
+              hasDeveloperRole(originRepository.owner, originRepository.name, context.loginAccount),
+              getAssignableUserNames(originRepository.owner, originRepository.name),
               getMilestones(originRepository.owner, originRepository.name),
               getLabels(originRepository.owner, originRepository.name)
             )
@@ -386,10 +386,10 @@ trait PullRequestsControllerBase extends ControllerBase {
                      s"${forkedOwner}:${newId.map(_ => forkedId).getOrElse(forkedRepository.repository.defaultBranch)}")
         }
       }
-    }) getOrElse NotFound
+    }) getOrElse NotFound()
   })
 
-  ajaxGet("/:owner/:repository/compare/*...*/mergecheck")(collaboratorsOnly { forkedRepository =>
+  ajaxGet("/:owner/:repository/compare/*...*/mergecheck")(readableUsersOnly { forkedRepository =>
     val Seq(origin, forked) = multiParams("splat")
     val (originOwner, tmpOriginBranch) = parseCompareIdentifie(origin, forkedRepository.owner)
     val (forkedOwner, tmpForkedBranch) = parseCompareIdentifie(forked, forkedRepository.owner)
@@ -416,67 +416,71 @@ trait PullRequestsControllerBase extends ControllerBase {
         }
         html.mergecheck(conflict)
       }
-    }) getOrElse NotFound
+    }) getOrElse NotFound()
   })
 
-  post("/:owner/:repository/pulls/new", pullRequestForm)(referrersOnly { (form, repository) =>
+  post("/:owner/:repository/pulls/new", pullRequestForm)(readableUsersOnly { (form, repository) =>
     defining(repository.owner, repository.name){ case (owner, name) =>
-      val writable = hasWritePermission(owner, name, context.loginAccount)
-      val loginUserName = context.loginAccount.get.userName
+      val manageable = isManageable(repository)
+      val editable = isEditable(repository)
 
-      val issueId = createIssue(
-        owner            = repository.owner,
-        repository       = repository.name,
-        loginUser        = loginUserName,
-        title            = form.title,
-        content          = form.content,
-        assignedUserName = if(writable) form.assignedUserName else None,
-        milestoneId      = if(writable) form.milestoneId else None,
-        isPullRequest    = true)
+      if(editable) {
+        val loginUserName = context.loginAccount.get.userName
 
-      createPullRequest(
-        originUserName        = repository.owner,
-        originRepositoryName  = repository.name,
-        issueId               = issueId,
-        originBranch          = form.targetBranch,
-        requestUserName       = form.requestUserName,
-        requestRepositoryName = form.requestRepositoryName,
-        requestBranch         = form.requestBranch,
-        commitIdFrom          = form.commitIdFrom,
-        commitIdTo            = form.commitIdTo)
+        val issueId = createIssue(
+          owner = repository.owner,
+          repository = repository.name,
+          loginUser = loginUserName,
+          title = form.title,
+          content = form.content,
+          assignedUserName = if (manageable) form.assignedUserName else None,
+          milestoneId = if (manageable) form.milestoneId else None,
+          isPullRequest = true)
 
-      // insert labels
-      if(writable){
-        form.labelNames.map { value =>
-          val labels = getLabels(owner, name)
-          value.split(",").foreach { labelName =>
-            labels.find(_.labelName == labelName).map { label =>
-              registerIssueLabel(repository.owner, repository.name, issueId, label.labelId)
+        createPullRequest(
+          originUserName = repository.owner,
+          originRepositoryName = repository.name,
+          issueId = issueId,
+          originBranch = form.targetBranch,
+          requestUserName = form.requestUserName,
+          requestRepositoryName = form.requestRepositoryName,
+          requestBranch = form.requestBranch,
+          commitIdFrom = form.commitIdFrom,
+          commitIdTo = form.commitIdTo)
+
+        // insert labels
+        if (manageable) {
+          form.labelNames.map { value =>
+            val labels = getLabels(owner, name)
+            value.split(",").foreach { labelName =>
+              labels.find(_.labelName == labelName).map { label =>
+                registerIssueLabel(repository.owner, repository.name, issueId, label.labelId)
+              }
             }
           }
         }
-      }
 
-      // fetch requested branch
-      fetchAsPullRequest(owner, name, form.requestUserName, form.requestRepositoryName, form.requestBranch, issueId)
+        // fetch requested branch
+        fetchAsPullRequest(owner, name, form.requestUserName, form.requestRepositoryName, form.requestBranch, issueId)
 
-      // record activity
-      recordPullRequestActivity(owner, name, loginUserName, issueId, form.title)
+        // record activity
+        recordPullRequestActivity(owner, name, loginUserName, issueId, form.title)
 
-      // call web hook
-      callPullRequestWebHook("opened", repository, issueId, context.baseUrl, context.loginAccount.get)
+        // call web hook
+        callPullRequestWebHook("opened", repository, issueId, context.baseUrl, context.loginAccount.get)
 
-      getIssue(owner, name, issueId.toString) foreach { issue =>
-        // extract references and create refer comment
-        createReferComment(owner, name, issue, form.title + " " + form.content.getOrElse(""), context.loginAccount.get)
+        getIssue(owner, name, issueId.toString) foreach { issue =>
+          // extract references and create refer comment
+          createReferComment(owner, name, issue, form.title + " " + form.content.getOrElse(""), context.loginAccount.get)
 
-        // notifications
-        Notifier().toNotify(repository, issue, form.content.getOrElse("")){
-          Notifier.msgPullRequest(s"${context.baseUrl}/${owner}/${name}/pull/${issueId}")
+          // notifications
+          Notifier().toNotify(repository, issue, form.content.getOrElse("")) {
+            Notifier.msgPullRequest(s"${context.baseUrl}/${owner}/${name}/pull/${issueId}")
+          }
         }
-      }
 
-      redirect(s"/${owner}/${name}/pull/${issueId}")
+        redirect(s"/${owner}/${name}/pull/${issueId}")
+      } else Unauthorized()
     }
   })
 
@@ -516,8 +520,7 @@ trait PullRequestsControllerBase extends ControllerBase {
 
   private def searchPullRequests(userName: Option[String], repository: RepositoryService.RepositoryInfo) =
     defining(repository.owner, repository.name){ case (owner, repoName) =>
-      val page       = IssueSearchCondition.page(request)
-      val sessionKey = Keys.Session.Pulls(owner, repoName)
+      val page = IssueSearchCondition.page(request)
 
       // retrieve search condition
       val condition = IssueSearchCondition(request)
@@ -526,18 +529,34 @@ trait PullRequestsControllerBase extends ControllerBase {
         "pulls",
         searchIssue(condition, true, (page - 1) * PullRequestLimit, PullRequestLimit, owner -> repoName),
         page,
-        if(!getAccountByUserName(owner).exists(_.isGroupAccount)){
-          (getCollaborators(owner, repoName) :+ owner).sorted
-        } else {
-          getCollaborators(owner, repoName)
-        },
+        getAssignableUserNames(owner, repoName),
         getMilestones(owner, repoName),
         getLabels(owner, repoName),
         countIssue(condition.copy(state = "open"  ), true, owner -> repoName),
         countIssue(condition.copy(state = "closed"), true, owner -> repoName),
         condition,
         repository,
-        hasWritePermission(owner, repoName, context.loginAccount))
+        isEditable(repository),
+        isManageable(repository))
     }
 
+  /**
+   * Tests whether an logged-in user can manage pull requests.
+   */
+  private def isManageable(repository: RepositoryInfo)(implicit context: Context): Boolean = {
+    hasDeveloperRole(repository.owner, repository.name, context.loginAccount)
+  }
+
+  /**
+   * Tests whether an logged-in user can post pull requests.
+   */
+  private def isEditable(repository: RepositoryInfo)(implicit context: Context): Boolean = {
+    repository.repository.options.issuesOption match {
+      case "ALL"     => !repository.repository.isPrivate && context.loginAccount.isDefined
+      case "PUBLIC"  => hasGuestRole(repository.owner, repository.name, context.loginAccount)
+      case "PRIVATE" => hasDeveloperRole(repository.owner, repository.name, context.loginAccount)
+      case "DISABLE" => false
+    }
+  }
+
 }

src/main/scala/gitbucket/core/controller/RepositorySettingsController.scala

@@ -31,22 +31,22 @@ trait RepositorySettingsControllerBase extends ControllerBase {
     repositoryName: String,
     description: Option[String],
     isPrivate: Boolean,
-    enableIssues: Boolean,
+    issuesOption: String,
     externalIssuesUrl: Option[String],
-    enableWiki: Boolean,
-    allowWikiEditing: Boolean,
-    externalWikiUrl: Option[String]
+    wikiOption: String,
+    externalWikiUrl: Option[String],
+    allowFork: Boolean
   )
   
   val optionsForm = mapping(
-    "repositoryName"    -> trim(label("Repository Name"    , text(required, maxlength(40), identifier, renameRepositoryName))),
+    "repositoryName"    -> trim(label("Repository Name"    , text(required, maxlength(100), identifier, renameRepositoryName))),
     "description"       -> trim(label("Description"        , optional(text()))),
     "isPrivate"         -> trim(label("Repository Type"    , boolean())),
-    "enableIssues"      -> trim(label("Enable Issues"      , boolean())),
+    "issuesOption"      -> trim(label("Issues Option"      , text(required, featureOption))),
     "externalIssuesUrl" -> trim(label("External Issues URL", optional(text(maxlength(200))))),
-    "enableWiki"        -> trim(label("Enable Wiki"        , boolean())),
-    "allowWikiEditing"  -> trim(label("Allow Wiki Editing" , boolean())),
-    "externalWikiUrl"   -> trim(label("External Wiki URL"  , optional(text(maxlength(200)))))
+    "wikiOption"        -> trim(label("Wiki Option"        , text(required, featureOption))),
+    "externalWikiUrl"   -> trim(label("External Wiki URL"  , optional(text(maxlength(200))))),
+    "allowFork"         -> trim(label("Allow Forking"      , boolean()))
   )(OptionsForm.apply)
 
   // for default branch
@@ -56,12 +56,12 @@ trait RepositorySettingsControllerBase extends ControllerBase {
     "defaultBranch"  -> trim(label("Default Branch" , text(required, maxlength(100))))
   )(DefaultBranchForm.apply)
 
-  // for collaborator addition
-  case class CollaboratorForm(userName: String)
-
-  val collaboratorForm = mapping(
-    "userName" -> trim(label("Username", text(required, collaborator)))
-  )(CollaboratorForm.apply)
+//  // for collaborator addition
+//  case class CollaboratorForm(userName: String)
+//
+//  val collaboratorForm = mapping(
+//    "userName" -> trim(label("Username", text(required, collaborator)))
+//  )(CollaboratorForm.apply)
 
   // for web hook url addition
   case class WebHookForm(url: String, events: Set[WebHook.Event], ctype: WebHookContentType, token: Option[String])
@@ -107,11 +107,11 @@ trait RepositorySettingsControllerBase extends ControllerBase {
       repository.repository.parentUserName.map { _ =>
         repository.repository.isPrivate
       } getOrElse form.isPrivate,
-      form.enableIssues,
+      form.issuesOption,
       form.externalIssuesUrl,
-      form.enableWiki,
-      form.allowWikiEditing,
-      form.externalWikiUrl
+      form.wikiOption,
+      form.externalWikiUrl,
+      form.allowFork
     )
     // Change repository name
     if(repository.name != form.repositoryName){
@@ -175,22 +175,12 @@ trait RepositorySettingsControllerBase extends ControllerBase {
       repository)
   })
 
-  /**
-   * Add the collaborator.
-   */
-  post("/:owner/:repository/settings/collaborators/add", collaboratorForm)(ownerOnly { (form, repository) =>
-    if(!getAccountByUserName(repository.owner).get.isGroupAccount){
-      addCollaborator(repository.owner, repository.name, form.userName)
-    }
-    redirect(s"/${repository.owner}/${repository.name}/settings/collaborators")
-  })
-
-  /**
-   * Add the collaborator.
-   */
-  get("/:owner/:repository/settings/collaborators/remove")(ownerOnly { repository =>
-    if(!getAccountByUserName(repository.owner).get.isGroupAccount){
-      removeCollaborator(repository.owner, repository.name, params("name"))
+  post("/:owner/:repository/settings/collaborators")(ownerOnly { repository =>
+    val collaborators = params("collaborators")
+    removeCollaborators(repository.owner, repository.name)
+    collaborators.split(",").withFilter(_.nonEmpty).map { collaborator =>
+      val userName :: role :: Nil = collaborator.split(":").toList
+      addCollaborator(repository.owner, repository.name, userName, role)
     }
     redirect(s"/${repository.owner}/${repository.name}/settings/collaborators")
   })
@@ -297,7 +287,7 @@ trait RepositorySettingsControllerBase extends ControllerBase {
   get("/:owner/:repository/settings/hooks/edit")(ownerOnly { repository =>
     getWebHook(repository.owner, repository.name, params("url")).map{ case (webhook, events) =>
       html.edithooks(webhook, events, repository, flash.get("info"), false)
-    } getOrElse NotFound
+    } getOrElse NotFound()
   })
 
   /**
@@ -394,20 +384,20 @@ trait RepositorySettingsControllerBase extends ControllerBase {
     }
   }
 
-  /**
-   * Provides Constraint to validate the collaborator name.
-   */
-  private def collaborator: Constraint = new Constraint(){
-    override def validate(name: String, value: String, messages: Messages): Option[String] =
-      getAccountByUserName(value) match {
-        case None => Some("User does not exist.")
-        case Some(x) if(x.isGroupAccount)
-                  => Some("User does not exist.")
-        case Some(x) if(x.userName == params("owner") || getCollaborators(params("owner"), params("repository")).contains(x.userName))
-                  => Some("User can access this repository already.")
-        case _    => None
-      }
-  }
+//  /**
+//   * Provides Constraint to validate the collaborator name.
+//   */
+//  private def collaborator: Constraint = new Constraint(){
+//    override def validate(name: String, value: String, messages: Messages): Option[String] =
+//      getAccountByUserName(value) match {
+//        case None => Some("User does not exist.")
+////        case Some(x) if(x.isGroupAccount)
+////                  => Some("User does not exist.")
+//        case Some(x) if(x.userName == params("owner") || getCollaborators(params("owner"), params("repository")).contains(x.userName))
+//                  => Some(value + " is repository owner.") // TODO also group members?
+//        case _    => None
+//      }
+//  }
 
   /**
    * Duplicate check for the rename repository name.
@@ -421,6 +411,15 @@ trait RepositorySettingsControllerBase extends ControllerBase {
       }
   }
 
+  /**
+   *
+   */
+  private def featureOption: Constraint = new Constraint(){
+    override def validate(name: String, value: String, params: Map[String, String], messages: Messages): Option[String] =
+      if(Seq("DISABLE", "PRIVATE", "PUBLIC", "ALL").contains(value)) None else Some("Option is invalid.")
+  }
+
+
   /**
    * Provides Constraint to validate the repository transfer user.
    */

src/main/scala/gitbucket/core/controller/RepositoryViewerController.scala

@@ -31,7 +31,7 @@ import org.scalatra._
 
 class RepositoryViewerController extends RepositoryViewerControllerBase
   with RepositoryService with AccountService with ActivityService with IssuesService with WebHookService with CommitsService
-  with ReadableUsersAuthenticator with ReferrerAuthenticator with CollaboratorsAuthenticator with PullRequestService with CommitStatusService
+  with ReadableUsersAuthenticator with ReferrerAuthenticator with WritableUsersAuthenticator with PullRequestService with CommitStatusService
   with WebHookPullRequestService with WebHookPullRequestReviewCommentService with ProtectedBranchService
 
 /**
@@ -39,7 +39,7 @@ class RepositoryViewerController extends RepositoryViewerControllerBase
  */
 trait RepositoryViewerControllerBase extends ControllerBase {
   self: RepositoryService with AccountService with ActivityService with IssuesService with WebHookService with CommitsService
-    with ReadableUsersAuthenticator with ReferrerAuthenticator with CollaboratorsAuthenticator with PullRequestService with CommitStatusService
+    with ReadableUsersAuthenticator with ReferrerAuthenticator with WritableUsersAuthenticator with PullRequestService with CommitStatusService
     with WebHookPullRequestService with WebHookPullRequestReviewCommentService with ProtectedBranchService =>
 
   ArchiveCommand.registerFormat("zip", new ZipFormat)
@@ -110,7 +110,7 @@ trait RepositoryViewerControllerBase extends ControllerBase {
       enableLineBreaks = params("enableLineBreaks").toBoolean,
       enableTaskList = params("enableTaskList").toBoolean,
       enableAnchor = false,
-      hasWritePermission = hasWritePermission(repository.owner, repository.name, context.loginAccount)
+      hasWritePermission = hasDeveloperRole(repository.owner, repository.name, context.loginAccount)
     )
   })
 
@@ -151,13 +151,13 @@ trait RepositoryViewerControllerBase extends ControllerBase {
           html.commits(if(path.isEmpty) Nil else path.split("/").toList, branchName, repository,
             logs.splitWith{ (commit1, commit2) =>
               view.helpers.date(commit1.commitTime) == view.helpers.date(commit2.commitTime)
-            }, page, hasNext, hasWritePermission(repository.owner, repository.name, context.loginAccount))
-        case Left(_) => NotFound
+            }, page, hasNext, hasDeveloperRole(repository.owner, repository.name, context.loginAccount))
+        case Left(_) => NotFound()
       }
     }
   })
 
-  get("/:owner/:repository/new/*")(collaboratorsOnly { repository =>
+  get("/:owner/:repository/new/*")(writableUsersOnly { repository =>
     val (branch, path) = repository.splitPath(multiParams("splat").head)
     val protectedBranch = getProtectedBranchInfo(repository.owner, repository.name, branch).needStatusCheck(context.loginAccount.get.userName)
     html.editor(branch, repository, if(path.length == 0) Nil else path.split("/").toList,
@@ -165,7 +165,7 @@ trait RepositoryViewerControllerBase extends ControllerBase {
       protectedBranch)
   })
 
-  get("/:owner/:repository/edit/*")(collaboratorsOnly { repository =>
+  get("/:owner/:repository/edit/*")(writableUsersOnly { repository =>
     val (branch, path) = repository.splitPath(multiParams("splat").head)
     val protectedBranch = getProtectedBranchInfo(repository.owner, repository.name, branch).needStatusCheck(context.loginAccount.get.userName)
 
@@ -177,11 +177,11 @@ trait RepositoryViewerControllerBase extends ControllerBase {
         html.editor(branch, repository, paths.take(paths.size - 1).toList, Some(paths.last),
           JGitUtil.getContentInfo(git, path, objectId),
           protectedBranch)
-      } getOrElse NotFound
+      } getOrElse NotFound()
     }
   })
 
-  get("/:owner/:repository/remove/*")(collaboratorsOnly { repository =>
+  get("/:owner/:repository/remove/*")(writableUsersOnly { repository =>
     val (branch, path) = repository.splitPath(multiParams("splat").head)
     using(Git.open(getRepositoryDir(repository.owner, repository.name))){ git =>
       val revCommit = JGitUtil.getRevCommitFromId(git, git.getRepository.resolve(branch))
@@ -190,11 +190,11 @@ trait RepositoryViewerControllerBase extends ControllerBase {
         val paths = path.split("/")
         html.delete(branch, repository, paths.take(paths.size - 1).toList, paths.last,
           JGitUtil.getContentInfo(git, path, objectId))
-      } getOrElse NotFound
+      } getOrElse NotFound()
     }
   })
 
-  post("/:owner/:repository/create", editorForm)(collaboratorsOnly { (form, repository) =>
+  post("/:owner/:repository/create", editorForm)(writableUsersOnly { (form, repository) =>
     commitFile(
       repository  = repository,
       branch      = form.branch,
@@ -211,7 +211,7 @@ trait RepositoryViewerControllerBase extends ControllerBase {
     }")
   })
 
-  post("/:owner/:repository/update", editorForm)(collaboratorsOnly { (form, repository) =>
+  post("/:owner/:repository/update", editorForm)(writableUsersOnly { (form, repository) =>
     commitFile(
       repository  = repository,
       branch      = form.branch,
@@ -232,7 +232,7 @@ trait RepositoryViewerControllerBase extends ControllerBase {
     }")
   })
 
-  post("/:owner/:repository/remove", deleteForm)(collaboratorsOnly { (form, repository) =>
+  post("/:owner/:repository/remove", deleteForm)(writableUsersOnly { (form, repository) =>
     commitFile(repository, form.branch, form.path, None, Some(form.fileName), "", "",
       form.message.getOrElse(s"Delete ${form.fileName}"))
 
@@ -250,7 +250,7 @@ trait RepositoryViewerControllerBase extends ControllerBase {
           loader.copyTo(response.outputStream)
           ()
         }
-      } getOrElse NotFound
+      } getOrElse NotFound()
     }
   })
 
@@ -270,15 +270,15 @@ trait RepositoryViewerControllerBase extends ControllerBase {
             response.setContentLength(loader.getSize.toInt)
             loader.copyTo(response.outputStream)
             ()
-          } getOrElse NotFound
+          } getOrElse NotFound()
         } else {
           html.blob(id, repository, path.split("/").toList,
             JGitUtil.getContentInfo(git, path, objectId),
             new JGitUtil.CommitInfo(JGitUtil.getLastModifiedCommit(git, revCommit, path)),
-            hasWritePermission(repository.owner, repository.name, context.loginAccount),
+            hasDeveloperRole(repository.owner, repository.name, context.loginAccount),
             request.paths(2) == "blame")
         }
-      } getOrElse NotFound
+      } getOrElse NotFound()
     }
   })
 
@@ -329,12 +329,12 @@ trait RepositoryViewerControllerBase extends ControllerBase {
                 JGitUtil.getBranchesOfCommit(git, revCommit.getName),
                 JGitUtil.getTagsOfCommit(git, revCommit.getName),
                 getCommitComments(repository.owner, repository.name, id, false),
-                repository, diffs, oldCommitId, hasWritePermission(repository.owner, repository.name, context.loginAccount))
+                repository, diffs, oldCommitId, hasDeveloperRole(repository.owner, repository.name, context.loginAccount))
           }
         }
       }
     } catch {
-      case e:MissingObjectException => NotFound
+      case e:MissingObjectException => NotFound()
     }
   })
 
@@ -358,7 +358,7 @@ trait RepositoryViewerControllerBase extends ControllerBase {
     html.commentform(
       commitId = id,
       fileName, oldLineNumber, newLineNumber, issueId,
-      hasWritePermission = hasWritePermission(repository.owner, repository.name, context.loginAccount),
+      hasWritePermission = hasDeveloperRole(repository.owner, repository.name, context.loginAccount),
       repository = repository
     )
   })
@@ -374,7 +374,7 @@ trait RepositoryViewerControllerBase extends ControllerBase {
         callPullRequestReviewCommentWebHook("create", comment, repository, issueId, context.baseUrl, context.loginAccount.get)
       case None => recordCommentCommitActivity(repository.owner, repository.name, context.loginAccount.get.userName, id, form.content)
     }
-    helper.html.commitcomment(comment, hasWritePermission(repository.owner, repository.name, context.loginAccount), repository)
+    helper.html.commitcomment(comment, hasDeveloperRole(repository.owner, repository.name, context.loginAccount), repository)
   })
 
   ajaxGet("/:owner/:repository/commit_comments/_data/:id")(readableUsersOnly { repository =>
@@ -393,12 +393,12 @@ trait RepositoryViewerControllerBase extends ControllerBase {
                 enableRefsLink = true,
                 enableAnchor = true,
                 enableLineBreaks = true,
-                hasWritePermission = isEditable(x.userName, x.repositoryName, x.commentedUserName)
+                hasWritePermission = true
               )
             ))
         }
-      } else Unauthorized
-    } getOrElse NotFound
+      } else Unauthorized()
+    } getOrElse NotFound()
   })
 
   ajaxPost("/:owner/:repository/commit_comments/edit/:id", commentForm)(readableUsersOnly { (form, repository) =>
@@ -407,8 +407,8 @@ trait RepositoryViewerControllerBase extends ControllerBase {
         if(isEditable(owner, name, comment.commentedUserName)){
           updateCommitComment(comment.commentId, form.content)
           redirect(s"/${owner}/${name}/commit_comments/_data/${comment.commentId}")
-        } else Unauthorized
-      } getOrElse NotFound
+        } else Unauthorized()
+      } getOrElse NotFound()
     }
   })
 
@@ -417,8 +417,8 @@ trait RepositoryViewerControllerBase extends ControllerBase {
       getCommitComment(owner, name, params("id")).map { comment =>
         if(isEditable(owner, name, comment.commentedUserName)){
           Ok(deleteCommitComment(comment.commentId))
-        } else Unauthorized
-      } getOrElse NotFound
+        } else Unauthorized()
+      } getOrElse NotFound()
     }
   })
 
@@ -437,13 +437,13 @@ trait RepositoryViewerControllerBase extends ControllerBase {
     .map(br => (br, getPullRequestByRequestCommit(repository.owner, repository.name, repository.repository.defaultBranch, br.name, br.commitId), protectedBranches.contains(br.name)))
     .reverse
 
-    html.branches(branches, hasWritePermission(repository.owner, repository.name, context.loginAccount), repository)
+    html.branches(branches, hasDeveloperRole(repository.owner, repository.name, context.loginAccount), repository)
   })
 
   /**
    * Creates a branch.
    */
-  post("/:owner/:repository/branches")(collaboratorsOnly { repository =>
+  post("/:owner/:repository/branches")(writableUsersOnly { repository =>
     val newBranchName = params.getOrElse("new", halt(400))
     val fromBranchName = params.getOrElse("from", halt(400))
     using(Git.open(getRepositoryDir(repository.owner, repository.name))){ git =>
@@ -461,7 +461,7 @@ trait RepositoryViewerControllerBase extends ControllerBase {
   /**
    * Deletes branch.
    */
-  get("/:owner/:repository/delete/*")(collaboratorsOnly { repository =>
+  get("/:owner/:repository/delete/*")(writableUsersOnly { repository =>
     val branchName = multiParams("splat").head
     val userName   = context.loginAccount.get.userName
     if(repository.repository.defaultBranch != branchName){
@@ -489,23 +489,25 @@ trait RepositoryViewerControllerBase extends ControllerBase {
         archiveRepository(name, ".zip", repository)
       case name if name.endsWith(".tar.gz") =>
         archiveRepository(name, ".tar.gz", repository)
-      case _ => BadRequest
+      case _ => BadRequest()
     }
   })
 
   get("/:owner/:repository/network/members")(referrersOnly { repository =>
-    html.forked(
-      getRepository(
-        repository.repository.originUserName.getOrElse(repository.owner),
-        repository.repository.originRepositoryName.getOrElse(repository.name)),
-      getForkedRepositories(
-        repository.repository.originUserName.getOrElse(repository.owner),
-        repository.repository.originRepositoryName.getOrElse(repository.name)),
-      context.loginAccount match {
-        case None => List()
-        case account: Option[Account] => getGroupsByUserName(account.get.userName)
-      }, // groups of current user
-      repository)
+    if(repository.repository.options.allowFork) {
+      html.forked(
+        getRepository(
+          repository.repository.originUserName.getOrElse(repository.owner),
+          repository.repository.originRepositoryName.getOrElse(repository.name)),
+        getForkedRepositories(
+          repository.repository.originUserName.getOrElse(repository.owner),
+          repository.repository.originRepositoryName.getOrElse(repository.name)),
+        context.loginAccount match {
+          case None => List()
+          case account: Option[Account] => getGroupsByUserName(account.get.userName)
+        }, // groups of current user
+        repository)
+    } else BadRequest()
   })
 
   /**
@@ -516,7 +518,7 @@ trait RepositoryViewerControllerBase extends ControllerBase {
       val ref = multiParams("splat").head
       JGitUtil.getTreeId(git, ref).map{ treeId =>
         html.find(ref, treeId, repository)
-      } getOrElse NotFound
+      } getOrElse NotFound()
     }
   })
 
@@ -545,7 +547,7 @@ trait RepositoryViewerControllerBase extends ControllerBase {
    */
   private def fileList(repository: RepositoryService.RepositoryInfo, revstr: String = "", path: String = ".") = {
     if(repository.commitCount == 0){
-      html.guide(repository, hasWritePermission(repository.owner, repository.name, context.loginAccount))
+      html.guide(repository, hasDeveloperRole(repository.owner, repository.name, context.loginAccount))
     } else {
       using(Git.open(getRepositoryDir(repository.owner, repository.name))){ git =>
         // get specified commit
@@ -567,11 +569,11 @@ trait RepositoryViewerControllerBase extends ControllerBase {
             html.files(revision, repository,
               if(path == ".") Nil else path.split("/").toList, // current path
               new JGitUtil.CommitInfo(lastModifiedCommit), // last modified commit
-              files, readme, hasWritePermission(repository.owner, repository.name, context.loginAccount),
+              files, readme, hasDeveloperRole(repository.owner, repository.name, context.loginAccount),
               getPullRequestFromBranch(repository.owner, repository.name, revstr, repository.repository.defaultBranch),
               flash.get("info"), flash.get("error"))
           }
-        } getOrElse NotFound
+        } getOrElse NotFound()
       }
     }
   }
@@ -591,14 +593,18 @@ trait RepositoryViewerControllerBase extends ControllerBase {
         val headName = s"refs/heads/${branch}"
         val headTip  = git.getRepository.resolve(headName)
 
-        JGitUtil.processTree(git, headTip){ (path, tree) =>
+        val permission = JGitUtil.processTree(git, headTip){ (path, tree) =>
+          // Add all entries except the editing file
           if(!newPath.exists(_ == path) && !oldPath.exists(_ == path)){
             builder.add(JGitUtil.createDirCacheEntry(path, tree.getEntryFileMode, tree.getEntryObjectId))
           }
-        }
+          // Retrieve permission if file exists to keep it
+          oldPath.collect { case x if x == path => tree.getEntryFileMode.getBits }
+        }.flatten.headOption
 
         newPath.foreach { newPath =>
-          builder.add(JGitUtil.createDirCacheEntry(newPath, FileMode.REGULAR_FILE,
+          builder.add(JGitUtil.createDirCacheEntry(newPath,
+            permission.map { bits => FileMode.fromBits(bits) } getOrElse FileMode.REGULAR_FILE,
             inserter.insert(Constants.OBJ_BLOB, content.getBytes(charset))))
         }
         builder.finish()
@@ -621,8 +627,11 @@ trait RepositoryViewerControllerBase extends ControllerBase {
         updatePullRequests(repository.owner, repository.name, branch)
 
         // record activity
-        recordPushActivity(repository.owner, repository.name, loginAccount.userName, branch,
-          List(new CommitInfo(JGitUtil.getRevCommitFromId(git, commitId))))
+        val commitInfo = new CommitInfo(JGitUtil.getRevCommitFromId(git, commitId))
+        recordPushActivity(repository.owner, repository.name, loginAccount.userName, branch, List(commitInfo))
+
+        // create issue comment by commit message
+        createIssueComment(repository.owner, repository.name, commitInfo)
 
         // close issue by commit message
         closeIssuesFromMessage(message, loginAccount.userName, repository.owner, repository.name)
@@ -682,7 +691,7 @@ trait RepositoryViewerControllerBase extends ControllerBase {
   }
 
   private def isEditable(owner: String, repository: String, author: String)(implicit context: Context): Boolean =
-    hasWritePermission(owner, repository, context.loginAccount) || author == context.loginAccount.get.userName
+    hasDeveloperRole(owner, repository, context.loginAccount) || author == context.loginAccount.get.userName
 
   override protected def renderUncaughtException(e: Throwable)(implicit request: HttpServletRequest, response: HttpServletResponse): Unit = {
     e.printStackTrace()

src/main/scala/gitbucket/core/controller/SystemSettingsController.scala

@@ -233,7 +233,7 @@ trait SystemSettingsControllerBase extends AccountManagementControllerBase {
         updateImage(userName, form.fileId, form.clearImage)
         redirect("/admin/users")
       }
-    } getOrElse NotFound
+    } getOrElse NotFound()
   })
 
   get("/admin/users/_newgroup")(adminOnly {
@@ -279,19 +279,19 @@ trait SystemSettingsControllerBase extends AccountManagementControllerBase {
         } else {
           // Update GROUP_MEMBER
           updateGroupMembers(form.groupName, members)
-          // Update COLLABORATOR for group repositories
-          getRepositoryNamesOfUser(form.groupName).foreach { repositoryName =>
-            removeCollaborators(form.groupName, repositoryName)
-            members.foreach { case (userName, isManager) =>
-              addCollaborator(form.groupName, repositoryName, userName)
-            }
-          }
+//          // Update COLLABORATOR for group repositories
+//          getRepositoryNamesOfUser(form.groupName).foreach { repositoryName =>
+//            removeCollaborators(form.groupName, repositoryName)
+//            members.foreach { case (userName, isManager) =>
+//              addCollaborator(form.groupName, repositoryName, userName)
+//            }
+//          }
         }
 
         updateImage(form.groupName, form.fileId, form.clearImage)
         redirect("/admin/users")
 
-      } getOrElse NotFound
+      } getOrElse NotFound()
     }
   })
 

src/main/scala/gitbucket/core/controller/WikiController.scala

@@ -14,10 +14,10 @@ import org.scalatra.i18n.Messages
 
 class WikiController extends WikiControllerBase 
   with WikiService with RepositoryService with AccountService with ActivityService
-  with CollaboratorsAuthenticator with ReferrerAuthenticator
+  with ReadableUsersAuthenticator with ReferrerAuthenticator
 
 trait WikiControllerBase extends ControllerBase {
-  self: WikiService with RepositoryService with ActivityService with CollaboratorsAuthenticator with ReferrerAuthenticator =>
+  self: WikiService with RepositoryService with ActivityService with ReadableUsersAuthenticator with ReferrerAuthenticator =>
 
   case class WikiPageEditForm(pageName: String, content: String, message: Option[String], currentPageName: String, id: String)
   
@@ -62,7 +62,7 @@ trait WikiControllerBase extends ControllerBase {
 
     using(Git.open(getWikiRepositoryDir(repository.owner, repository.name))){ git =>
       JGitUtil.getCommitLog(git, "master", path = pageName + ".md") match {
-        case Right((logs, hasNext)) => html.history(Some(pageName), logs, repository)
+        case Right((logs, hasNext)) => html.history(Some(pageName), logs, repository, isEditable(repository))
         case Left(_) => NotFound()
       }
     }
@@ -87,7 +87,7 @@ trait WikiControllerBase extends ControllerBase {
     }
   })
 
-  get("/:owner/:repository/wiki/:page/_revert/:commitId")(referrersOnly { repository =>
+  get("/:owner/:repository/wiki/:page/_revert/:commitId")(readableUsersOnly { repository =>
     if(isEditable(repository)){
       val pageName = StringUtil.urlDecode(params("page"))
       val Array(from, to) = params("commitId").split("\\.\\.\\.")
@@ -101,7 +101,7 @@ trait WikiControllerBase extends ControllerBase {
     } else Unauthorized()
   })
 
-  get("/:owner/:repository/wiki/_revert/:commitId")(referrersOnly { repository =>
+  get("/:owner/:repository/wiki/_revert/:commitId")(readableUsersOnly { repository =>
     if(isEditable(repository)){
       val Array(from, to) = params("commitId").split("\\.\\.\\.")
 
@@ -114,14 +114,14 @@ trait WikiControllerBase extends ControllerBase {
     } else Unauthorized()
   })
 
-  get("/:owner/:repository/wiki/:page/_edit")(referrersOnly { repository =>
+  get("/:owner/:repository/wiki/:page/_edit")(readableUsersOnly { repository =>
     if(isEditable(repository)){
       val pageName = StringUtil.urlDecode(params("page"))
       html.edit(pageName, getWikiPage(repository.owner, repository.name, pageName), repository)
     } else Unauthorized()
   })
   
-  post("/:owner/:repository/wiki/_edit", editForm)(referrersOnly { (form, repository) =>
+  post("/:owner/:repository/wiki/_edit", editForm)(readableUsersOnly { (form, repository) =>
     if(isEditable(repository)){
       defining(context.loginAccount.get){ loginAccount =>
         saveWikiPage(
@@ -146,13 +146,13 @@ trait WikiControllerBase extends ControllerBase {
     } else Unauthorized()
   })
   
-  get("/:owner/:repository/wiki/_new")(referrersOnly { repository =>
+  get("/:owner/:repository/wiki/_new")(readableUsersOnly { repository =>
     if(isEditable(repository)){
       html.edit("", None, repository)
     } else Unauthorized()
   })
   
-  post("/:owner/:repository/wiki/_new", newForm)(referrersOnly { (form, repository) =>
+  post("/:owner/:repository/wiki/_new", newForm)(readableUsersOnly { (form, repository) =>
     if(isEditable(repository)){
       defining(context.loginAccount.get){ loginAccount =>
         saveWikiPage(repository.owner, repository.name, form.currentPageName, form.pageName,
@@ -170,7 +170,7 @@ trait WikiControllerBase extends ControllerBase {
     } else Unauthorized()
   })
   
-  get("/:owner/:repository/wiki/:page/_delete")(referrersOnly { repository =>
+  get("/:owner/:repository/wiki/:page/_delete")(readableUsersOnly { repository =>
     if(isEditable(repository)){
       val pageName = StringUtil.urlDecode(params("page"))
 
@@ -182,7 +182,7 @@ trait WikiControllerBase extends ControllerBase {
       }
     } else Unauthorized()
   })
-  
+
   get("/:owner/:repository/wiki/_pages")(referrersOnly { repository =>
     html.pages(getWikiPageList(repository.owner, repository.name), repository, isEditable(repository))
   })
@@ -190,7 +190,7 @@ trait WikiControllerBase extends ControllerBase {
   get("/:owner/:repository/wiki/_history")(referrersOnly { repository =>
     using(Git.open(getWikiRepositoryDir(repository.owner, repository.name))){ git =>
       JGitUtil.getCommitLog(git, "master") match {
-        case Right((logs, hasNext)) => html.history(None, logs, repository)
+        case Right((logs, hasNext)) => html.history(None, logs, repository, isEditable(repository))
         case Left(_) => NotFound()
       }
     }
@@ -201,7 +201,7 @@ trait WikiControllerBase extends ControllerBase {
 
     getFileContent(repository.owner, repository.name, path).map { bytes =>
       RawData(FileUtil.getContentType(path, bytes), bytes)
-    } getOrElse NotFound
+    } getOrElse NotFound()
   })
 
   private def unique: Constraint = new Constraint(){
@@ -240,9 +240,13 @@ trait WikiControllerBase extends ControllerBase {
 
   private def targetWikiPage = getWikiPage(params("owner"), params("repository"), params("pageName"))
 
-  private def isEditable(repository: RepositoryInfo)(implicit context: Context): Boolean =
-    repository.repository.allowWikiEditing || (
-      hasWritePermission(repository.owner, repository.name, context.loginAccount)
-    )
+  private def isEditable(repository: RepositoryInfo)(implicit context: Context): Boolean = {
+    repository.repository.options.wikiOption match {
+      case "ALL"     => !repository.repository.isPrivate && context.loginAccount.isDefined
+      case "PUBLIC"  => hasGuestRole(repository.owner, repository.name, context.loginAccount)
+      case "PRIVATE" => hasDeveloperRole(repository.owner, repository.name, context.loginAccount)
+      case "DISABLE" => false
+    }
+  }
 
 }

src/main/scala/gitbucket/core/model/Collaborator.scala

@@ -7,7 +7,8 @@ trait CollaboratorComponent extends TemplateComponent { self: Profile =>
 
   class Collaborators(tag: Tag) extends Table[Collaborator](tag, "COLLABORATOR") with BasicTemplate {
     val collaboratorName = column[String]("COLLABORATOR_NAME")
-    def * = (userName, repositoryName, collaboratorName) <> (Collaborator.tupled, Collaborator.unapply)
+    val role = column[String]("ROLE")
+    def * = (userName, repositoryName, collaboratorName, role) <> (Collaborator.tupled, Collaborator.unapply)
 
     def byPrimaryKey(owner: String, repository: String, collaborator: String) =
       byRepository(owner, repository) && (collaboratorName === collaborator.bind)
@@ -17,5 +18,23 @@ trait CollaboratorComponent extends TemplateComponent { self: Profile =>
 case class Collaborator(
   userName: String,
   repositoryName: String,
-  collaboratorName: String
+  collaboratorName: String,
+  role: String
 )
+
+sealed abstract class Role(val name: String)
+
+object Role {
+  object ADMIN extends Role("ADMIN")
+  object DEVELOPER extends Role("DEVELOPER")
+  object GUEST extends Role("GUEST")
+
+//  val values: Vector[Permission] = Vector(ADMIN, WRITE, READ)
+//
+//  private val map: Map[String, Permission] = values.map(enum => enum.name -> enum).toMap
+//
+//  def apply(name: String): Permission = map(name)
+//
+//  def valueOf(name: String): Option[Permission] = map.get(name)
+
+}

src/main/scala/gitbucket/core/model/Repository.scala

@@ -7,24 +7,61 @@ trait RepositoryComponent extends TemplateComponent { self: Profile =>
   lazy val Repositories = TableQuery[Repositories]
 
   class Repositories(tag: Tag) extends Table[Repository](tag, "REPOSITORY") with BasicTemplate {
-    val isPrivate = column[Boolean]("PRIVATE")
-    val description = column[String]("DESCRIPTION")
-    val defaultBranch = column[String]("DEFAULT_BRANCH")
-    val registeredDate = column[java.util.Date]("REGISTERED_DATE")
-    val updatedDate = column[java.util.Date]("UPDATED_DATE")
-    val lastActivityDate = column[java.util.Date]("LAST_ACTIVITY_DATE")
-    val originUserName = column[String]("ORIGIN_USER_NAME")
+    val isPrivate            = column[Boolean]("PRIVATE")
+    val description          = column[String]("DESCRIPTION")
+    val defaultBranch        = column[String]("DEFAULT_BRANCH")
+    val registeredDate       = column[java.util.Date]("REGISTERED_DATE")
+    val updatedDate          = column[java.util.Date]("UPDATED_DATE")
+    val lastActivityDate     = column[java.util.Date]("LAST_ACTIVITY_DATE")
+    val originUserName       = column[String]("ORIGIN_USER_NAME")
     val originRepositoryName = column[String]("ORIGIN_REPOSITORY_NAME")
-    val parentUserName = column[String]("PARENT_USER_NAME")
+    val parentUserName       = column[String]("PARENT_USER_NAME")
     val parentRepositoryName = column[String]("PARENT_REPOSITORY_NAME")
-    val enableIssues = column[Boolean]("ENABLE_ISSUES")
-    val externalIssuesUrl = column[String]("EXTERNAL_ISSUES_URL")
-    val enableWiki = column[Boolean]("ENABLE_WIKI")
-    val allowWikiEditing = column[Boolean]("ALLOW_WIKI_EDITING")
-    val externalWikiUrl = column[String]("EXTERNAL_WIKI_URL")
-    def * = (userName, repositoryName, isPrivate, description.?, defaultBranch,
-      registeredDate, updatedDate, lastActivityDate, originUserName.?, originRepositoryName.?, parentUserName.?, parentRepositoryName.?,
-      enableIssues, externalIssuesUrl.?, enableWiki, allowWikiEditing, externalWikiUrl.?) <> (Repository.tupled, Repository.unapply)
+    val issuesOption         = column[String]("ISSUES_OPTION")
+    val externalIssuesUrl    = column[String]("EXTERNAL_ISSUES_URL")
+    val wikiOption           = column[String]("WIKI_OPTION")
+    val externalWikiUrl      = column[String]("EXTERNAL_WIKI_URL")
+    val allowFork            = column[Boolean]("ALLOW_FORK")
+
+    def * = (
+      (userName, repositoryName, isPrivate, description.?, defaultBranch,
+      registeredDate, updatedDate, lastActivityDate, originUserName.?, originRepositoryName.?, parentUserName.?, parentRepositoryName.?),
+      (issuesOption, externalIssuesUrl.?, wikiOption, externalWikiUrl.?, allowFork)
+    ).shaped <> (
+      { case (repository, options) =>
+        Repository(
+          repository._1,
+          repository._2,
+          repository._3,
+          repository._4,
+          repository._5,
+          repository._6,
+          repository._7,
+          repository._8,
+          repository._9,
+          repository._10,
+          repository._11,
+          repository._12,
+          RepositoryOptions.tupled.apply(options)
+        )
+      }, { (r: Repository) =>
+        Some(((
+          r.userName,
+          r.repositoryName,
+          r.isPrivate,
+          r.description,
+          r.defaultBranch,
+          r.registeredDate,
+          r.updatedDate,
+          r.lastActivityDate,
+          r.originUserName,
+          r.originRepositoryName,
+          r.parentUserName,
+          r.parentRepositoryName
+        ),(
+          RepositoryOptions.unapply(r.options).get
+        )))
+      })
 
     def byPrimaryKey(owner: String, repository: String) = byRepository(owner, repository)
   }
@@ -43,9 +80,13 @@ case class Repository(
   originRepositoryName: Option[String],
   parentUserName: Option[String],
   parentRepositoryName: Option[String],
-  enableIssues: Boolean,
-  externalIssuesUrl: Option[String],
-  enableWiki: Boolean,
-  allowWikiEditing: Boolean,
-  externalWikiUrl: Option[String]
+  options: RepositoryOptions
+)
+
+case class RepositoryOptions(
+  issuesOption: String,
+  externalIssuesUrl: Option[String],
+  wikiOption: String,
+  externalWikiUrl: Option[String],
+  allowFork: Boolean
 )

src/main/scala/gitbucket/core/service/AccountService.scala

@@ -181,7 +181,6 @@ trait AccountService {
   def removeUserRelatedData(userName: String)(implicit s: Session): Unit = {
     GroupMembers.filter(_.userName === userName.bind).delete
     Collaborators.filter(_.collaboratorName === userName.bind).delete
-    Repositories.filter(_.userName === userName.bind).delete
   }
 
   def getGroupNames(userName: String)(implicit s: Session): List[String] = {

src/main/scala/gitbucket/core/service/HandleCommentService.scala

@@ -13,7 +13,7 @@ trait HandleCommentService {
     with WebHookService with WebHookIssueCommentService with WebHookPullRequestService =>
 
   /**
-   * @see [[https://github.com/takezoe/gitbucket/wiki/CommentAction]]
+   * @see [[https://github.com/gitbucket/gitbucket/wiki/CommentAction]]
    */
   def handleComment(issue: Issue, content: Option[String], repository: RepositoryService.RepositoryInfo, actionOpt: Option[String])
                    (implicit context: Context, s: Session) = {
@@ -54,18 +54,20 @@ trait HandleCommentService {
 
       // call web hooks
       action match {
-        case None => commentId.map{ commentIdSome => callIssueCommentWebHook(repository, issue, commentIdSome, context.loginAccount.get) }
-        case Some(act) => val webHookAction = act match {
-          case "open"   => "opened"
-          case "reopen" => "reopened"
-          case "close"  => "closed"
-          case _ => act
-        }
-          if(issue.isPullRequest){
+        case None => commentId.map { commentIdSome => callIssueCommentWebHook(repository, issue, commentIdSome, context.loginAccount.get) }
+        case Some(act) => {
+          val webHookAction = act match {
+            case "open"   => "opened"
+            case "reopen" => "reopened"
+            case "close"  => "closed"
+            case _ => act
+          }
+          if (issue.isPullRequest) {
             callPullRequestWebHook(webHookAction, repository, issue.issueId, context.baseUrl, context.loginAccount.get)
           } else {
             callIssuesWebHook(webHookAction, repository, issue, context.baseUrl, context.loginAccount.get)
           }
+        }
       }
 
       // notifications

src/main/scala/gitbucket/core/service/IssuesService.scala

@@ -14,7 +14,7 @@ import Q.interpolation
 
 
 trait IssuesService {
-  self: AccountService =>
+  self: AccountService with RepositoryService =>
   import IssuesService._
 
   def getIssue(owner: String, repository: String, issueId: String)(implicit s: Session) =
@@ -163,66 +163,62 @@ trait IssuesService {
                  (implicit s: Session): List[IssueInfo] = {
     // get issues and comment count and labels
     val result = searchIssueQueryBase(condition, pullRequest, offset, limit, repos)
-        .leftJoin (IssueLabels) .on { case ((t1, t2), t3) => t1.byIssue(t3.userName, t3.repositoryName, t3.issueId) }
-        .leftJoin (Labels)      .on { case (((t1, t2), t3), t4) => t3.byLabel(t4.userName, t4.repositoryName, t4.labelId) }
-        .leftJoin (Milestones)  .on { case ((((t1, t2), t3), t4), t5) => t1.byMilestone(t5.userName, t5.repositoryName, t5.milestoneId) }
-        .map { case ((((t1, t2), t3), t4), t5) =>
-          (t1, t2.commentCount, t4.labelId.?, t4.labelName.?, t4.color.?, t5.title.?)
-        }
-        .list
-        .splitWith { (c1, c2) =>
-          c1._1.userName       == c2._1.userName &&
-          c1._1.repositoryName == c2._1.repositoryName &&
-          c1._1.issueId        == c2._1.issueId
-        }
+      .leftJoin (IssueLabels) .on { case (((t1, t2), i), t3) => t1.byIssue(t3.userName, t3.repositoryName, t3.issueId) }
+      .leftJoin (Labels)      .on { case ((((t1, t2), i), t3), t4) => t3.byLabel(t4.userName, t4.repositoryName, t4.labelId) }
+      .leftJoin (Milestones)  .on { case (((((t1, t2), i), t3), t4), t5) => t1.byMilestone(t5.userName, t5.repositoryName, t5.milestoneId) }
+      .sortBy { case (((((t1, t2), i), t3), t4), t5) => i asc }
+      .map { case (((((t1, t2), i), t3), t4), t5) => (t1, t2.commentCount, t4.labelId.?, t4.labelName.?, t4.color.?, t5.title.?) }
+      .list
+      .splitWith { (c1, c2) => c1._1.userName == c2._1.userName && c1._1.repositoryName == c2._1.repositoryName && c1._1.issueId == c2._1.issueId }
+
     val status = getCommitStatues(result.map(_.head._1).map(is => (is.userName, is.repositoryName, is.issueId)))
 
     result.map { issues => issues.head match {
-          case (issue, commentCount, _, _, _, milestone) =>
-            IssueInfo(issue,
-             issues.flatMap { t => t._3.map (
-                 Label(issue.userName, issue.repositoryName, _, t._4.get, t._5.get)
-             )} toList,
-             milestone,
-             commentCount,
-             status.get(issue.userName, issue.repositoryName, issue.issueId))
-        }} toList
+      case (issue, commentCount, _, _, _, milestone) =>
+        IssueInfo(issue,
+          issues.flatMap { t => t._3.map (
+            Label(issue.userName, issue.repositoryName, _, t._4.get, t._5.get)
+          )} toList,
+          milestone,
+          commentCount,
+          status.get(issue.userName, issue.repositoryName, issue.issueId))
+    }} toList
   }
 
   /** for api
    * @return (issue, issueUser, commentCount, pullRequest, headRepo, headOwner)
    */
   def searchPullRequestByApi(condition: IssueSearchCondition, offset: Int, limit: Int, repos: (String, String)*)
-                 (implicit s: Session): List[(Issue, Account, Int, PullRequest, Repository, Account)] = {
+                            (implicit s: Session): List[(Issue, Account, Int, PullRequest, Repository, Account)] = {
     // get issues and comment count and labels
     searchIssueQueryBase(condition, true, offset, limit, repos)
-      .innerJoin(PullRequests).on { case ((t1, t2), t3) => t3.byPrimaryKey(t1.userName, t1.repositoryName, t1.issueId) }
-      .innerJoin(Repositories).on { case (((t1, t2), t3), t4) => t4.byRepository(t1.userName, t1.repositoryName) }
-      .innerJoin(Accounts).on { case ((((t1, t2), t3), t4), t5) => t5.userName === t1.openedUserName }
-      .innerJoin(Accounts).on { case (((((t1, t2), t3), t4), t5), t6) => t6.userName === t4.userName }
-      .map { case (((((t1, t2), t3), t4), t5), t6) =>
-          (t1, t5, t2.commentCount, t3, t4, t6)
-      }
+      .innerJoin(PullRequests).on { case (((t1, t2), i), t3) => t3.byPrimaryKey(t1.userName, t1.repositoryName, t1.issueId) }
+      .innerJoin(Repositories).on { case ((((t1, t2), i), t3), t4) => t4.byRepository(t1.userName, t1.repositoryName) }
+      .innerJoin(Accounts).on { case (((((t1, t2), i), t3), t4), t5) => t5.userName === t1.openedUserName }
+      .innerJoin(Accounts).on { case ((((((t1, t2), i), t3), t4), t5), t6) => t6.userName === t4.userName }
+      .sortBy { case ((((((t1, t2), i), t3), t4), t5), t6) => i asc }
+      .map { case ((((((t1, t2), i), t3), t4), t5), t6) => (t1, t5, t2.commentCount, t3, t4, t6) }
       .list
   }
 
   private def searchIssueQueryBase(condition: IssueSearchCondition, pullRequest: Boolean, offset: Int, limit: Int, repos: Seq[(String, String)])
-                 (implicit s: Session) =
+                                  (implicit s: Session) =
     searchIssueQuery(repos, condition, pullRequest)
-        .innerJoin(IssueOutline).on { (t1, t2) => t1.byIssue(t2.userName, t2.repositoryName, t2.issueId) }
-        .sortBy { case (t1, t2) =>
-          (condition.sort match {
-            case "created"  => t1.registeredDate
-            case "comments" => t2.commentCount
-            case "updated"  => t1.updatedDate
-          }) match {
-            case sort => condition.direction match {
-              case "asc"  => sort asc
-              case "desc" => sort desc
-            }
+      .innerJoin(IssueOutline).on { (t1, t2) => t1.byIssue(t2.userName, t2.repositoryName, t2.issueId) }
+      .sortBy { case (t1, t2) => t1.issueId desc }
+      .sortBy { case (t1, t2) =>
+        (condition.sort match {
+          case "created"  => t1.registeredDate
+          case "comments" => t2.commentCount
+          case "updated"  => t1.updatedDate
+        }) match {
+          case sort => condition.direction match {
+            case "asc"  => sort asc
+            case "desc" => sort desc
           }
         }
-        .drop(offset).take(limit)
+      }
+      .drop(offset).take(limit).zipWithIndex
 
 
   /**
@@ -437,6 +433,11 @@ trait IssuesService {
     }
   }
 
+  def getAssignableUserNames(owner: String, repository: String)(implicit s: Session): List[String] = {
+    (getCollaboratorUserNames(owner, repository, Seq(Role.ADMIN, Role.DEVELOPER)) :::
+      (if (getAccountByUserName(owner).get.isGroupAccount) getGroupMembers(owner).map(_.userName) else List(owner))).distinct.sorted
+  }
+
 }
 
 object IssuesService {

src/main/scala/gitbucket/core/service/RepositoryCreationService.scala

@@ -21,12 +21,12 @@ trait RepositoryCreationService {
     // Insert to the database at first
     insertRepository(name, owner, description, isPrivate)
 
-    // Add collaborators for group repository
-    if(ownerAccount.isGroupAccount){
-      getGroupMembers(owner).foreach { member =>
-        addCollaborator(owner, name, member.userName)
-      }
-    }
+//    // Add collaborators for group repository
+//    if(ownerAccount.isGroupAccount){
+//      getGroupMembers(owner).foreach { member =>
+//        addCollaborator(owner, name, member.userName)
+//      }
+//    }
 
     // Insert default labels
     insertDefaultLabels(owner, name)

src/main/scala/gitbucket/core/service/RepositoryService.scala

@@ -1,7 +1,7 @@
 package gitbucket.core.service
 
 import gitbucket.core.controller.Context
-import gitbucket.core.model.{Collaborator, Repository, Account}
+import gitbucket.core.model.{Collaborator, Repository, RepositoryOptions, Account, Role}
 import gitbucket.core.model.Profile._
 import gitbucket.core.util.JGitUtil
 import profile.simple._
@@ -37,11 +37,13 @@ trait RepositoryService { self: AccountService =>
         originRepositoryName = originRepositoryName,
         parentUserName       = parentUserName,
         parentRepositoryName = parentRepositoryName,
-        enableIssues         = true,
-        externalIssuesUrl    = None,
-        enableWiki           = true,
-        allowWikiEditing     = true,
-        externalWikiUrl      = None
+        options              = RepositoryOptions(
+          issuesOption         = "PUBLIC", // TODO DISABLE for the forked repository?
+          externalIssuesUrl    = None,
+          wikiOption           = "PUBLIC", // TODO DISABLE for the forked repository?
+          externalWikiUrl      = None,
+          allowFork            = true
+        )
       )
 
     IssueId insert (userName, repositoryName, 0)
@@ -121,11 +123,8 @@ trait RepositoryService { self: AccountService =>
           repositoryName = newRepositoryName
         )) :_*)
 
-        if(account.isGroupAccount){
-          Collaborators.insertAll(getGroupMembers(newUserName).map(m => Collaborator(newUserName, newRepositoryName, m.userName)) :_*)
-        } else {
-          Collaborators.insertAll(collaborators.map(_.copy(userName = newUserName, repositoryName = newRepositoryName)) :_*)
-        }
+        // TODO Drop transfered owner from collaborators?
+        Collaborators.insertAll(collaborators.map(_.copy(userName = newUserName, repositoryName = newRepositoryName)) :_*)
 
         // Update activity messages
         Activities.filter { t =>
@@ -320,11 +319,12 @@ trait RepositoryService { self: AccountService =>
    */
   def saveRepositoryOptions(userName: String, repositoryName: String,
       description: Option[String], isPrivate: Boolean,
-      enableIssues: Boolean, externalIssuesUrl: Option[String],
-      enableWiki: Boolean, allowWikiEditing: Boolean, externalWikiUrl: Option[String])(implicit s: Session): Unit =
+      issuesOption: String, externalIssuesUrl: Option[String],
+      wikiOption: String, externalWikiUrl: Option[String],
+      allowFork: Boolean)(implicit s: Session): Unit =
     Repositories.filter(_.byRepository(userName, repositoryName))
-      .map { r => (r.description.?, r.isPrivate, r.enableIssues, r.externalIssuesUrl.?, r.enableWiki, r.allowWikiEditing, r.externalWikiUrl.?, r.updatedDate) }
-      .update (description, isPrivate, enableIssues, externalIssuesUrl, enableWiki, allowWikiEditing, externalWikiUrl, currentDate)
+      .map { r => (r.description.?, r.isPrivate, r.issuesOption, r.externalIssuesUrl.?, r.wikiOption, r.externalWikiUrl.?, r.allowFork, r.updatedDate) }
+      .update (description, isPrivate, issuesOption, externalIssuesUrl, wikiOption, externalWikiUrl, allowFork, currentDate)
 
   def saveRepositoryDefaultBranch(userName: String, repositoryName: String,
       defaultBranch: String)(implicit s: Session): Unit =
@@ -333,49 +333,64 @@ trait RepositoryService { self: AccountService =>
       .update (defaultBranch)
 
   /**
-   * Add collaborator to the repository.
-   *
-   * @param userName the user name of the repository owner
-   * @param repositoryName the repository name
-   * @param collaboratorName the collaborator name
+   * Add collaborator (user or group) to the repository.
    */
-  def addCollaborator(userName: String, repositoryName: String, collaboratorName: String)(implicit s: Session): Unit =
-    Collaborators insert Collaborator(userName, repositoryName, collaboratorName)
-
-  /**
-   * Remove collaborator from the repository.
-   * 
-   * @param userName the user name of the repository owner
-   * @param repositoryName the repository name
-   * @param collaboratorName the collaborator name
-   */
-  def removeCollaborator(userName: String, repositoryName: String, collaboratorName: String)(implicit s: Session): Unit =
-    Collaborators.filter(_.byPrimaryKey(userName, repositoryName, collaboratorName)).delete
+  def addCollaborator(userName: String, repositoryName: String, collaboratorName: String, role: String)(implicit s: Session): Unit =
+    Collaborators insert Collaborator(userName, repositoryName, collaboratorName, role)
 
   /**
    * Remove all collaborators from the repository.
-   *
-   * @param userName the user name of the repository owner
-   * @param repositoryName the repository name
    */
   def removeCollaborators(userName: String, repositoryName: String)(implicit s: Session): Unit =
     Collaborators.filter(_.byRepository(userName, repositoryName)).delete
 
   /**
-   * Returns the list of collaborators name which is sorted with ascending order.
-   * 
-   * @param userName the user name of the repository owner
-   * @param repositoryName the repository name
-   * @return the list of collaborators name
+   * Returns the list of collaborators name (user name or group name) which is sorted with ascending order.
    */
-  def getCollaborators(userName: String, repositoryName: String)(implicit s: Session): List[String] =
-    Collaborators.filter(_.byRepository(userName, repositoryName)).sortBy(_.collaboratorName).map(_.collaboratorName).list
+  def getCollaborators(userName: String, repositoryName: String)(implicit s: Session): List[(Collaborator, Boolean)] =
+    Collaborators
+      .innerJoin(Accounts).on(_.collaboratorName === _.userName)
+      .filter { case (t1, t2) => t1.byRepository(userName, repositoryName) }
+      .map { case (t1, t2) => (t1, t2.groupAccount) }
+      .sortBy { case (t1, t2) => t1.collaboratorName }
+      .list
 
-  def hasWritePermission(owner: String, repository: String, loginAccount: Option[Account])(implicit s: Session): Boolean = {
+  /**
+   * Returns the list of all collaborator name and permission which is sorted with ascending order.
+   * If a group is added as a collaborator, this method returns users who are belong to that group.
+   */
+  def getCollaboratorUserNames(userName: String, repositoryName: String, filter: Seq[Role] = Nil)(implicit s: Session): List[String] = {
+    val q1 = Collaborators
+      .innerJoin(Accounts).on { case (t1, t2) => (t1.collaboratorName === t2.userName) && (t2.groupAccount === false.bind) }
+      .filter { case (t1, t2) => t1.byRepository(userName, repositoryName) }
+      .map { case (t1, t2) => (t1.collaboratorName, t1.role) }
+
+    val q2 = Collaborators
+      .innerJoin(Accounts).on { case (t1, t2) => (t1.collaboratorName === t2.userName) && (t2.groupAccount === true.bind) }
+      .innerJoin(GroupMembers).on { case ((t1, t2), t3) => t2.userName === t3.groupName }
+      .filter { case ((t1, t2), t3) => t1.byRepository(userName, repositoryName) }
+      .map { case ((t1, t2), t3) => (t3.userName, t1.role) }
+
+    q1.union(q2).list.filter { x => filter.isEmpty || filter.exists(_.name == x._2) }.map(_._1)
+  }
+
+
+  def hasDeveloperRole(owner: String, repository: String, loginAccount: Option[Account])(implicit s: Session): Boolean = {
     loginAccount match {
       case Some(a) if(a.isAdmin) => true
       case Some(a) if(a.userName == owner) => true
-      case Some(a) if(getCollaborators(owner, repository).contains(a.userName)) => true
+      case Some(a) if(getGroupMembers(owner).exists(_.userName == a.userName)) => true
+      case Some(a) if(getCollaboratorUserNames(owner, repository, Seq(Role.ADMIN, Role.DEVELOPER)).contains(a.userName)) => true
+      case _ => false
+    }
+  }
+
+  def hasGuestRole(owner: String, repository: String, loginAccount: Option[Account])(implicit s: Session): Boolean = {
+    loginAccount match {
+      case Some(a) if(a.isAdmin) => true
+      case Some(a) if(a.userName == owner) => true
+      case Some(a) if(getGroupMembers(owner).exists(_.userName == a.userName)) => true
+      case Some(a) if(getCollaboratorUserNames(owner, repository, Seq(Role.ADMIN, Role.DEVELOPER, Role.GUEST)).contains(a.userName)) => true
       case _ => false
     }
   }

src/main/scala/gitbucket/core/service/RequestCache.scala

@@ -11,7 +11,7 @@ import Implicits.request2Session
  * It may be called many times in one request, so each method stores
  * its result into the cache which available during a request.
  */
-trait RequestCache extends SystemSettingsService with AccountService with IssuesService {
+trait RequestCache extends SystemSettingsService with AccountService with IssuesService with RepositoryService {
 
   private implicit def context2Session(implicit context: Context): Session =
     request2Session(context.request)

src/main/scala/gitbucket/core/servlet/GHCompatRepositoryAccessFilter.scala

@@ -0,0 +1,36 @@
+package gitbucket.core.servlet
+
+import javax.servlet._
+import javax.servlet.http.{HttpServletRequest, HttpServletResponse}
+
+import gitbucket.core.service.SystemSettingsService
+
+/**
+  * A controller to provide GitHub compatible URL for Git clients.
+  */
+class GHCompatRepositoryAccessFilter extends Filter with SystemSettingsService {
+
+  /**
+    * Pattern of GitHub compatible repository URL.
+    * <code>/:user/:repo.git/</code>
+    */
+  private val githubRepositoryPattern = """^/[^/]+/[^/]+\.git/.*""".r
+
+  override def init(filterConfig: FilterConfig) = {}
+
+  override def doFilter(req: ServletRequest, res: ServletResponse, chain: FilterChain) = {
+    implicit val request  = req.asInstanceOf[HttpServletRequest]
+    val response = res.asInstanceOf[HttpServletResponse]
+    val requestPath = request.getRequestURI.substring(request.getContextPath.length)
+    requestPath match {
+      case githubRepositoryPattern() =>
+        response.sendRedirect(baseUrl + "/git" + requestPath)
+
+      case _ =>
+        chain.doFilter(req, res)
+    }
+  }
+
+  override def destroy() = {}
+
+}

src/main/scala/gitbucket/core/servlet/GitAuthenticationFilter.scala

@@ -84,7 +84,7 @@ class GitAuthenticationFilter extends Filter with RepositoryService with Account
                 Array(username, password) = AuthUtil.decodeAuthHeader(auth).split(":", 2)
                 account <- authenticate(settings, username, password)
               } yield if(isUpdating || repository.repository.isPrivate){
-                  if(hasWritePermission(repository.owner, repository.name, Some(account))){
+                  if(hasDeveloperRole(repository.owner, repository.name, Some(account))){
                     request.setAttribute(Keys.Request.UserName, account.userName)
                     true
                   } else false

src/main/scala/gitbucket/core/ssh/GitCommand.scala

@@ -36,7 +36,7 @@ abstract class GitCommand extends Command with SessionAware {
     override def run(): Unit = {
       authUser match {
         case Some(authUser) =>
-          Database() withSession { implicit session =>
+          Database() withTransaction { implicit session =>
             try {
               runTask(authUser)
               callback.onExit(0)
@@ -92,7 +92,7 @@ abstract class DefaultGitCommand(val owner: String, val repoName: String) extend
   protected def isWritableUser(username: String, repositoryInfo: RepositoryService.RepositoryInfo)
                               (implicit session: Session): Boolean =
     getAccountByUserName(username) match {
-      case Some(account) => hasWritePermission(repositoryInfo.owner, repositoryInfo.name, Some(account))
+      case Some(account) => hasDeveloperRole(repositoryInfo.owner, repositoryInfo.name, Some(account))
       case None => false
     }
 

src/main/scala/gitbucket/core/util/Authenticator.scala

@@ -1,7 +1,8 @@
 package gitbucket.core.util
 
 import gitbucket.core.controller.ControllerBase
-import gitbucket.core.service.{RepositoryService, AccountService}
+import gitbucket.core.service.{AccountService, RepositoryService}
+import gitbucket.core.model.Role
 import RepositoryService.RepositoryInfo
 import Implicits._
 import ControlUtil._
@@ -40,9 +41,9 @@ trait OwnerAuthenticator { self: ControllerBase with RepositoryService with Acco
           context.loginAccount match {
             case Some(x) if(x.isAdmin) => action(repository)
             case Some(x) if(repository.owner == x.userName) => action(repository)
-            case Some(x) if(getGroupMembers(repository.owner).exists { member =>
-              member.userName == x.userName && member.isManager == true
-            }) => action(repository)
+            // TODO Repository management is allowed for only group managers?
+            case Some(x) if(getGroupMembers(repository.owner).exists { m => m.userName == x.userName && m.isManager == true }) => action(repository)
+            case Some(x) if(getCollaboratorUserNames(paths(0), paths(1), Seq(Role.ADMIN)).contains(x.userName)) => action(repository)
             case _ => Unauthorized()
           }
         } getOrElse NotFound()
@@ -86,32 +87,9 @@ trait AdminAuthenticator { self: ControllerBase =>
 }
 
 /**
- * Allows only collaborators and administrators.
+ * Allows only guests and signed in users who can access the repository.
  */
-trait CollaboratorsAuthenticator { self: ControllerBase with RepositoryService =>
-  protected def collaboratorsOnly(action: (RepositoryInfo) => Any) = { authenticate(action) }
-  protected def collaboratorsOnly[T](action: (T, RepositoryInfo) => Any) = (form: T) => { authenticate(action(form, _)) }
-
-  private def authenticate(action: (RepositoryInfo) => Any) = {
-    {
-      defining(request.paths){ paths =>
-        getRepository(paths(0), paths(1)).map { repository =>
-          context.loginAccount match {
-            case Some(x) if(x.isAdmin) => action(repository)
-            case Some(x) if(paths(0) == x.userName) => action(repository)
-            case Some(x) if(getCollaborators(paths(0), paths(1)).contains(x.userName)) => action(repository)
-            case _ => Unauthorized()
-          }
-        } getOrElse NotFound()
-      }
-    }
-  }
-}
-
-/**
- * Allows only the repository owner (or manager for group repository) and administrators.
- */
-trait ReferrerAuthenticator { self: ControllerBase with RepositoryService =>
+trait ReferrerAuthenticator { self: ControllerBase with RepositoryService with AccountService =>
   protected def referrersOnly(action: (RepositoryInfo) => Any) = { authenticate(action) }
   protected def referrersOnly[T](action: (T, RepositoryInfo) => Any) = (form: T) => { authenticate(action(form, _)) }
 
@@ -125,7 +103,8 @@ trait ReferrerAuthenticator { self: ControllerBase with RepositoryService =>
             context.loginAccount match {
               case Some(x) if(x.isAdmin) => action(repository)
               case Some(x) if(paths(0) == x.userName) => action(repository)
-              case Some(x) if(getCollaborators(paths(0), paths(1)).contains(x.userName)) => action(repository)
+              case Some(x) if(getGroupMembers(repository.owner).exists(_.userName == x.userName)) => action(repository)
+              case Some(x) if(getCollaboratorUserNames(paths(0), paths(1)).contains(x.userName)) => action(repository)
               case _ => Unauthorized()
             }
           }
@@ -136,9 +115,9 @@ trait ReferrerAuthenticator { self: ControllerBase with RepositoryService =>
 }
 
 /**
- * Allows only signed in users which can access the repository.
+ * Allows only signed in users who have read permission for the repository.
  */
-trait ReadableUsersAuthenticator { self: ControllerBase with RepositoryService =>
+trait ReadableUsersAuthenticator { self: ControllerBase with RepositoryService with AccountService =>
   protected def readableUsersOnly(action: (RepositoryInfo) => Any) = { authenticate(action) }
   protected def readableUsersOnly[T](action: (T, RepositoryInfo) => Any) = (form: T) => { authenticate(action(form, _)) }
 
@@ -150,7 +129,32 @@ trait ReadableUsersAuthenticator { self: ControllerBase with RepositoryService =
             case Some(x) if(x.isAdmin) => action(repository)
             case Some(x) if(!repository.repository.isPrivate) => action(repository)
             case Some(x) if(paths(0) == x.userName) => action(repository)
-            case Some(x) if(getCollaborators(paths(0), paths(1)).contains(x.userName)) => action(repository)
+            case Some(x) if(getGroupMembers(repository.owner).exists(_.userName == x.userName)) => action(repository)
+            case Some(x) if(getCollaboratorUserNames(paths(0), paths(1)).contains(x.userName)) => action(repository)
+            case _ => Unauthorized()
+          }
+        } getOrElse NotFound()
+      }
+    }
+  }
+}
+
+/**
+ * Allows only signed in users who have write permission for the repository.
+ */
+trait WritableUsersAuthenticator { self: ControllerBase with RepositoryService with AccountService =>
+  protected def writableUsersOnly(action: (RepositoryInfo) => Any) = { authenticate(action) }
+  protected def writableUsersOnly[T](action: (T, RepositoryInfo) => Any) = (form: T) => { authenticate(action(form, _)) }
+
+  private def authenticate(action: (RepositoryInfo) => Any) = {
+    {
+      defining(request.paths){ paths =>
+        getRepository(paths(0), paths(1)).map { repository =>
+          context.loginAccount match {
+            case Some(x) if(x.isAdmin) => action(repository)
+            case Some(x) if(paths(0) == x.userName) => action(repository)
+            case Some(x) if(getGroupMembers(repository.owner).exists(_.userName == x.userName)) => action(repository)
+            case Some(x) if(getCollaboratorUserNames(paths(0), paths(1), Seq(Role.ADMIN, Role.DEVELOPER)).contains(x.userName)) => action(repository)
             case _ => Unauthorized()
           }
         } getOrElse NotFound()

src/main/scala/gitbucket/core/util/JDBCUtil.scala

@@ -9,7 +9,10 @@ import scala.collection.mutable.ListBuffer
 
 /**
  * Provides implicit class which extends java.sql.Connection.
- * This is used in automatic migration in [[servlet.AutoUpdateListener]].
+ * This is used in following points:
+ *
+ * - Automatic migration in [[gitbucket.core.servlet.InitializeListener]]
+ * - Data importing / exporting in [[gitbucket.core.controller.SystemSettingsController]] and [[gitbucket.core.controller.FileUploadController]]
  */
 object JDBCUtil {
 
@@ -71,8 +74,6 @@ object JDBCUtil {
           val bytes = new scala.Array[Byte](1024 * 8)
           var stringLiteral = false
 
-          var count = 0
-
           while({ length = in.read(bytes); length != -1 }){
             for(i <- 0 to length - 1){
               val c = bytes(i)
@@ -81,13 +82,19 @@ object JDBCUtil {
               }
               if(c == ';' && !stringLiteral){
                 val sql = new String(out.toByteArray, "UTF-8")
-                conn.update(sql)
+                conn.update(sql.trim)
                 out = new ByteArrayOutputStream()
               } else {
                 out.write(c)
               }
             }
           }
+
+          val remain = out.toByteArray
+          if(remain.length != 0){
+            val sql = new String(remain, "UTF-8")
+            conn.update(sql.trim)
+          }
         }
         conn.commit()
 

src/main/scala/gitbucket/core/util/JGitUtil.scala

@@ -830,14 +830,16 @@ object JGitUtil {
     existIds.toSeq
   }
 
-  def processTree(git: Git, id: ObjectId)(f: (String, CanonicalTreeParser) => Unit) = {
+  def processTree[T](git: Git, id: ObjectId)(f: (String, CanonicalTreeParser) => T): Seq[T] = {
     using(new RevWalk(git.getRepository)){ revWalk =>
       using(new TreeWalk(git.getRepository)){ treeWalk =>
         val index = treeWalk.addTree(revWalk.parseTree(id))
         treeWalk.setRecursive(true)
+        val result = new collection.mutable.ListBuffer[T]()
         while(treeWalk.next){
-          f(treeWalk.getPathString, treeWalk.getTree(index, classOf[CanonicalTreeParser]))
+          result += f(treeWalk.getPathString, treeWalk.getTree(index, classOf[CanonicalTreeParser]))
         }
+        result.toSeq
       }
     }
   }

src/main/scala/gitbucket/core/util/Notifier.scala

@@ -22,8 +22,10 @@ trait Notifier extends RepositoryService with AccountService with IssuesService
     (
         // individual repository's owner
         issue.userName ::
+        // group members of group repository
+        getGroupMembers(issue.userName).map(_.userName) :::
         // collaborators
-        getCollaborators(issue.userName, issue.repositoryName) :::
+        getCollaboratorUserNames(issue.userName, issue.repositoryName) :::
         // participants
         issue.openedUserName ::
         getComments(issue.userName, issue.repositoryName, issue.issueId).map(_.commentedUserName)

src/main/scala/gitbucket/core/util/StringUtil.scala

@@ -86,8 +86,9 @@ object StringUtil {
    *@param message the message which may contains issue id
    * @return the iterator of issue id
    */
-  def extractIssueId(message: String): Iterator[String] =
-    "(^|\\W)#(\\d+)(\\W|$)".r.findAllIn(message).matchData.map(_.group(2))
+  def extractIssueId(message: String): Seq[String] =
+    "(^|\\W)#(\\d+)(\\W|$)".r
+      .findAllIn(message).matchData.map(_.group(2)).toSeq.distinct
 
   /**
    * Extract close issue id like ```close #issueId ``` from the given message.
@@ -95,7 +96,8 @@ object StringUtil {
    * @param message the message which may contains close command
    * @return the iterator of issue id
    */
-  def extractCloseId(message: String): Iterator[String] =
-    "(?i)(?<!\\w)(?:fix(?:e[sd])?|resolve[sd]?|close[sd]?)\\s+#(\\d+)(?!\\w)".r.findAllIn(message).matchData.map(_.group(1))
+  def extractCloseId(message: String): Seq[String] =
+    "(?i)(?<!\\w)(?:fix(?:e[sd])?|resolve[sd]?|close[sd]?)\\s+#(\\d+)(?!\\w)".r
+      .findAllIn(message).matchData.map(_.group(1)).toSeq.distinct
 
 }

src/main/twirl/gitbucket/core/account/group.scala.html

@@ -31,7 +31,7 @@
             <label class="strong">Members</label>
             <ul id="member-list" class="collaborator">
             </ul>
-            @gitbucket.core.helper.html.account("memberName", 200)
+            @gitbucket.core.helper.html.account("memberName", 200, true, false)
             <input type="button" class="btn btn-default" value="Add" id="addMember"/>
             <input type="hidden" id="members" name="members" value="@members.map(member => member.userName + ":" + member.isManager).mkString(",")"/>
             <div>
@@ -80,15 +80,14 @@ $(function(){
     }
 
     // check existence
-    $.post('@context.path/_user/existence', {
-      'userName': userName
-    }, function(data, status){
-      if(data == 'true'){
-        addMemberHTML(userName, false);
-      } else {
-        $('#error-members').text('User does not exist.');
-      }
-    });
+    $.post('@context.path/_user/existence', { 'userName': userName },
+      function(data, status){
+        if(data == 'user'){
+          addMemberHTML(userName, false);
+        } else {
+          $('#error-members').text('User does not exist.');
+        }
+      });
   });
 
   $(document).on('click', '.remove', function(){

src/main/twirl/gitbucket/core/account/members.scala.html

@@ -1,13 +1,14 @@
-@(account: gitbucket.core.model.Account, members: List[String], isGroupManager: Boolean)(implicit context: gitbucket.core.controller.Context)
+@(account: gitbucket.core.model.Account, members: List[gitbucket.core.model.GroupMember], isGroupManager: Boolean)(implicit context: gitbucket.core.controller.Context)
 @import gitbucket.core.view.helpers
 @gitbucket.core.account.html.main(account, Nil, "members", isGroupManager){
   @if(members.isEmpty){
     No members
   } else {
-    @members.map { userName =>
+    @members.map { member =>
       <div class="block">
         <div class="block-header">
-          @helpers.avatar(userName, 20) <a href="@helpers.url(userName)">@userName</a>
+          @helpers.avatar(member.userName, 20) <a href="@helpers.url(member.userName)">@member.userName</a>
+          @if(member.isManager){ (Manager) }
         </div>
       </div>
     }

src/main/twirl/gitbucket/core/admin/usergroup.scala.html

@@ -34,7 +34,7 @@
             <label class="strong">Members</label>
             <ul id="member-list" class="collaborator">
             </ul>
-            @gitbucket.core.helper.html.account("memberName", 200)
+            @gitbucket.core.helper.html.account("memberName", 200, true, false)
             <input type="button" class="btn btn-default" value="Add" id="addMember"/>
             <input type="hidden" id="members" name="members" value="@members.map(member => member.userName + ":" + member.isManager).mkString(",")"/>
             <div>
@@ -75,16 +75,14 @@ $(function(){
     }
 
     // check existence
-    $.post('@context.path/_user/existence', {
-      'userName': userName,
-      'userOnly': true
-    }, function(data, status){
-      if(data == 'true'){
-        addMemberHTML(userName, false);
-      } else {
-        $('#error-members').text('User does not exist.');
-      }
-    });
+    $.post('@context.path/_user/existence', { 'userName': userName },
+      function(data, status){
+        if(data == 'user'){
+          addMemberHTML(userName, false);
+        } else {
+          $('#error-members').text('User does not exist.');
+        }
+      });
   });
 
   $(document).on('click', '.remove', function(){

src/main/twirl/gitbucket/core/helper/account.scala.html

@@ -1,12 +1,19 @@
-@(id: String, width: Int)(implicit context: gitbucket.core.controller.Context)
+@(id: String, width: Int, user: Boolean, group: Boolean)(implicit context: gitbucket.core.controller.Context)
 <span style="margin-right: 0px;">
   <input type="text" name="@id" id="@id" class="form-control" autocomplete="off" style="width: @{width}px; margin-bottom: 0px; display: inline; vertical-align: middle;"/>
 </span>
 <script>
 $(function(){
   $('#@id').typeahead({
+//    highlighter: function(item) {
+//      var x = item.split(':');
+//      return $('<div><strong>' + x[0] + '</strong>' + (x[1] == 'true' ? ' (group)' : '') + '</div>');
+//    },
+//    updater: function (item) {
+//      return item.split(':')[0];
+//    },
     source: function (query, process) {
-      return $.get('@context.path/_user/proposals', { query: query },
+      return $.get('@context.path/_user/proposals', { query: query, user: @user, group: @group },
         function (data) {
           return process(data.options);
         });

src/main/twirl/gitbucket/core/helper/branchcontrol.scala.html

@@ -7,7 +7,7 @@
   prefix = if(branch.length == 40) "tree" else if(repository.branchList.contains(branch)) "branch" else "tree"
 ) {
   <li><div id="branch-control-title">Switch branches<button id="branch-control-close" class="pull-right">&times</button></div></li>
-  <li><input id="branch-control-input" type="text" class="form-control input-sm" placeholder="Find or create branch ..."/></li>
+  <li><input id="branch-control-input" type="text" class="form-control input-sm dropdown-filter-input" placeholder="Find or create branch ..."/></li>
   @body
   @if(hasWritePermission) {
     <li id="create-branch" style="display: none;">

src/main/twirl/gitbucket/core/helper/commitcomment.scala.html

@@ -8,9 +8,9 @@
     @if(comment.fileName.isDefined){filename="@comment.fileName.get"}
     @if(comment.newLine.isDefined){newline="@comment.newLine.get"}
     @if(comment.oldLine.isDefined){oldline="@comment.oldLine.get"}>
-  <div class="issue-avatar-image">@helpers.avatarLink(comment.commentedUserName, 48)</div>
   <div class="panel panel-default commit-comment-box commit-comment-@comment.commentId">
     <div class="panel-heading">
+      @helpers.avatar(comment.commentedUserName, 20)
       @helpers.user(comment.commentedUserName, styleClass="username strong")
         <span class="muted">
           commented

src/main/twirl/gitbucket/core/helper/dropdown.scala.html

@@ -1,7 +1,8 @@
 @(value : String  = "",
   prefix: String  = "",
   style : String  = "",
-  right : Boolean = false)(body: Html)
+  right : Boolean = false,
+  filter: String = "")(body: Html)
 <div class="btn-group" @if(style.nonEmpty){style="@style"}>
   <button
       class="dropdown-toggle btn btn-default btn-sm" data-toggle="dropdown">
@@ -16,6 +17,28 @@
     <span class="caret"></span>
   </button>
   <ul class="dropdown-menu@if(right){ pull-right}">
+    @if(filter.nonEmpty) {
+      <li><input id="@filter-input" type="text" class="form-control input-sm dropdown-filter-input" placeholder="Filter"/></li>
+    }
     @body
   </ul>
 </div>
+@if(filter.nonEmpty) {
+<script>
+$(function(){
+  $('#@{filter}-input').parent().click(function(e) {
+    e.stopPropagation();
+  });
+  $('#@{filter}-input').keyup(function() {
+    var inputVal = $('#@{filter}-input').val();
+    $.each($('#@{filter}-input').parent().parent().find('a'), function(index, elem) {
+      if (!inputVal || !elem.text.trim() || elem.text.trim().lastIndexOf(inputVal, 0) >= 0) {
+        $(elem).parent().show();
+      } else {
+        $(elem).parent().hide();
+      }
+    });
+  });
+});
+</script>
+}

src/main/twirl/gitbucket/core/issues/commentform.scala.html

@@ -1,12 +1,12 @@
 @(issue: gitbucket.core.model.Issue,
   reopenable: Boolean,
-  hasWritePermission: Boolean,
+  isEditable: Boolean,
+  isManageable: Boolean,
   repository: gitbucket.core.service.RepositoryService.RepositoryInfo)(implicit context: gitbucket.core.controller.Context)
 @import gitbucket.core.view.helpers
-@if(context.loginAccount.isDefined){
+@if(isEditable){
   <hr/><br/>
   <form method="POST" validate="true">
-    <div class="issue-avatar-image">@helpers.avatarLink(context.loginAccount.get.userName, 48)</div>
     <div class="panel panel-default issue-comment-box">
       <div class="panel-body">
         @gitbucket.core.helper.html.preview(
@@ -16,7 +16,7 @@
           enableRefsLink     = true,
           enableLineBreaks   = true,
           enableTaskList     = true,
-          hasWritePermission = hasWritePermission,
+          hasWritePermission = isEditable,
           completionContext  = "issues",
           style              = "",
           elastic            = true,
@@ -24,7 +24,7 @@
         )
         <div class="text-right">
           <input type="hidden" name="issueId" value="@issue.issueId"/>
-          @if((reopenable || !issue.closed) && (hasWritePermission || issue.openedUserName == context.loginAccount.get.userName)){
+          @if((reopenable || !issue.closed) && (isManageable || issue.openedUserName == context.loginAccount.get.userName)){
             <input type="submit" class="btn btn-default" tabindex="3" formaction="@helpers.url(repository)/issue_comments/state" value="@{if(issue.closed) "Reopen" else "Close"}" id="action"/>
           }
           <input type="submit" class="btn btn-success" tabindex="2" formaction="@helpers.url(repository)/issue_comments/new" value="Comment"/>

src/main/twirl/gitbucket/core/issues/commentlist.scala.html

@@ -1,17 +1,18 @@
 @(issue: Option[gitbucket.core.model.Issue],
   comments: List[gitbucket.core.model.Comment],
-  hasWritePermission: Boolean,
+  isManageable: Boolean,
   repository: gitbucket.core.service.RepositoryService.RepositoryInfo,
   pullreq: Option[gitbucket.core.model.PullRequest] = None)(implicit context: gitbucket.core.controller.Context)
 @import gitbucket.core.view.helpers
 @import gitbucket.core.model.CommitComment
 @if(issue.isDefined){
-  <div class="issue-avatar-image">@helpers.avatarLink(issue.get.openedUserName, 48)</div>
   <div class="panel panel-default issue-comment-box">
     <div class="panel-heading">
-      @helpers.user(issue.get.openedUserName, styleClass="username strong") <span class="muted">commented @gitbucket.core.helper.html.datetimeago(issue.get.registeredDate)</span>
+      @helpers.avatar(issue.get.openedUserName, 20)
+      @helpers.user(issue.get.openedUserName, styleClass="username strong")
+      <span class="muted">commented @gitbucket.core.helper.html.datetimeago(issue.get.registeredDate)</span>
       <span class="pull-right">
-        @if(hasWritePermission || context.loginAccount.map(_.userName == issue.get.openedUserName).getOrElse(false)){
+        @if(isManageable || context.loginAccount.map(_.userName == issue.get.openedUserName).getOrElse(false)){
           <a href="#" data-issue-id="@issue.get.issueId"><i class="octicon octicon-pencil" aria-label="Edit"></i></a>
         }
       </span>
@@ -24,7 +25,7 @@
         enableRefsLink = true,
         enableLineBreaks = true,
         enableTaskList = true,
-        hasWritePermission = hasWritePermission
+        hasWritePermission = isManageable
       )
     </div>
   </div>
@@ -35,9 +36,9 @@
   case comment: gitbucket.core.model.IssueComment => {
     @if(comment.action != "close" && comment.action != "reopen" && comment.action != "delete_branch"
       && comment.action != "commit" && comment.action != "refer"){
-      <div class="issue-avatar-image">@helpers.avatarLink(comment.commentedUserName, 48)</div>
       <div class="panel panel-default issue-comment-box" id="comment-@comment.commentId">
         <div class="panel-heading">
+          @helpers.avatar(comment.commentedUserName, 20)
           @helpers.user(comment.commentedUserName, styleClass="username strong")
           <span class="muted">
             @if(comment.action == "comment"){
@@ -48,7 +49,7 @@
             @gitbucket.core.helper.html.datetimeago(comment.registeredDate)
           </span>
           @if(comment.action != "commit" && comment.action != "merge" && comment.action != "refer"
-                && (hasWritePermission || context.loginAccount.map(_.userName == comment.commentedUserName).getOrElse(false))){
+                && (isManageable || context.loginAccount.map(_.userName == comment.commentedUserName).getOrElse(false))){
             <span class="pull-right">
               <a href="#" data-comment-id="@comment.commentId"><i class="octicon octicon-pencil" aria-label="Edit"></i></a>&nbsp;
               <a href="#" data-comment-id="@comment.commentId"><i class="octicon octicon-x" aria-label="Remove"></i></a>
@@ -63,7 +64,7 @@
             enableRefsLink = true,
             enableLineBreaks = true,
             enableTaskList = true,
-            hasWritePermission = hasWritePermission
+            hasWritePermission = isManageable
           )
         </div>
       </div>
@@ -166,7 +167,7 @@
     }
   }
   case comment: CommitComment => {
-    @gitbucket.core.helper.html.commitcomment(comment, hasWritePermission, repository, pullreq.map(_.commitIdTo))
+    @gitbucket.core.helper.html.commitcomment(comment, isManageable, repository, pullreq.map(_.commitIdTo))
   }
 }
 <script>

src/main/twirl/gitbucket/core/issues/create.scala.html

@@ -1,7 +1,7 @@
 @(collaborators: List[String],
   milestones: List[gitbucket.core.model.Milestone],
   labels: List[gitbucket.core.model.Label],
-  hasWritePermission: Boolean,
+  isManageable: Boolean,
   repository: gitbucket.core.service.RepositoryService.RepositoryInfo)(implicit context: gitbucket.core.controller.Context)
 @import gitbucket.core.view.helpers
 @gitbucket.core.html.main(s"New Issue - ${repository.owner}/${repository.name}", Some(repository)){
@@ -18,7 +18,7 @@
             enableRefsLink     = true,
             enableLineBreaks   = true,
             enableTaskList     = true,
-            hasWritePermission = hasWritePermission,
+            hasWritePermission = isManageable,
             completionContext  = "issues",
             style              = "height: 200px; max-height: 250px;",
             elastic            = true
@@ -28,7 +28,7 @@
           </div>
         </div>
         <div class="col-md-3">
-          @gitbucket.core.issues.html.issueinfo(None, Nil, Nil, collaborators, milestones.map(x => (x, 0, 0)), labels, hasWritePermission, repository)
+          @gitbucket.core.issues.html.issueinfo(None, Nil, Nil, collaborators, milestones.map(x => (x, 0, 0)), labels, isManageable, repository)
         </div>
       </div>
     </form>

src/main/twirl/gitbucket/core/issues/issue.scala.html

@@ -4,17 +4,20 @@
   collaborators: List[String],
   milestones: List[(gitbucket.core.model.Milestone, Int, Int)],
   labels: List[gitbucket.core.model.Label],
-  hasWritePermission: Boolean,
+  isEditable: Boolean,
+  isManageable: Boolean,
   repository: gitbucket.core.service.RepositoryService.RepositoryInfo)(implicit context: gitbucket.core.controller.Context)
 @import gitbucket.core.view.helpers
 @gitbucket.core.html.main(s"${issue.title} - Issue #${issue.issueId} - ${repository.owner}/${repository.name}", Some(repository)){
   @gitbucket.core.html.menu("issues", repository){
     <div>
       <div class="show-title pull-right">
-        @if(hasWritePermission || context.loginAccount.map(_.userName == issue.openedUserName).getOrElse(false)){
+        @if(isManageable || context.loginAccount.map(_.userName == issue.openedUserName).getOrElse(false)){
           <a class="btn btn-default" href="#" id="edit">Edit</a>
         }
-        <a class="btn btn-success" href="@helpers.url(repository)/issues/new">New issue</a>
+        @if(isEditable){
+          <a class="btn btn-success" href="@helpers.url(repository)/issues/new">New issue</a>
+        }
       </div>
       <div class="edit-title pull-right" style="display: none;">
         <a class="btn btn-success" href="#" id="update">Save</a>  <a class="btn btn-default" href="#" id="cancel">Cancel</a>
@@ -47,11 +50,11 @@
     <hr>
     <div style="margin-top: 15px;">
       <div class="col-md-9">
-        @gitbucket.core.issues.html.commentlist(Some(issue), comments, hasWritePermission, repository)
-        @gitbucket.core.issues.html.commentform(issue, true, hasWritePermission, repository)
+        @gitbucket.core.issues.html.commentlist(Some(issue), comments, isManageable, repository)
+        @gitbucket.core.issues.html.commentform(issue, true, isEditable, isManageable, repository)
       </div>
       <div class="col-md-3">
-        @gitbucket.core.issues.html.issueinfo(Some(issue), comments, issueLabels, collaborators, milestones, labels, hasWritePermission, repository)
+        @gitbucket.core.issues.html.issueinfo(Some(issue), comments, issueLabels, collaborators, milestones, labels, isManageable, repository)
       </div>
     </div>
   }

src/main/twirl/gitbucket/core/issues/issueinfo.scala.html

@@ -4,14 +4,14 @@
   collaborators: List[String],
   milestones: List[(gitbucket.core.model.Milestone, Int, Int)],
   labels: List[gitbucket.core.model.Label],
-  hasWritePermission: Boolean,
+  isManageable: Boolean,
   repository: gitbucket.core.service.RepositoryService.RepositoryInfo)(implicit context: gitbucket.core.controller.Context)
 @import gitbucket.core.view.helpers
 <div style="margin-bottom: 14px;">
   <span class="muted small strong">Labels</span>
-  @if(hasWritePermission){
+  @if(isManageable){
     <div class="pull-right">
-      @gitbucket.core.helper.html.dropdown("Edit", right = true) {
+      @gitbucket.core.helper.html.dropdown("Edit", right = true, filter = "labels") {
         @labels.map { label =>
           <li>
             <a href="#" class="toggle-label" data-label-id="@label.labelId">
@@ -34,9 +34,9 @@
 <hr/>
 <div style="margin-bottom: 14px;">
   <span class="muted small strong">Milestone</span>
-  @if(hasWritePermission){
+  @if(isManageable){
     <div class="pull-right">
-      @gitbucket.core.helper.html.dropdown("Edit", right = true) {
+      @gitbucket.core.helper.html.dropdown("Edit", right = true, filter = "milestone") {
         <li><a href="javascript:void(0);" class="milestone" data-id=""><i class="octicon octicon-x"></i> Clear this milestone</a></li>
         @milestones.filter(_._1.closedDate.isEmpty).map { case (milestone, _, _) =>
           <li>
@@ -74,7 +74,7 @@
 <span id="label-milestone">
   @issue.flatMap(_.milestoneId).map { milestoneId =>
     @milestones.collect { case (milestone, _, _) if(milestone.milestoneId == milestoneId) =>
-      <span class="strong small">@milestone.title</span>
+      <a class="strong small username" href="@helpers.url(repository)/issues?milestone=@helpers.urlEncode(milestone.title)&state=open">@milestone.title</a>
     }
   }.getOrElse {
     <span class="muted small">No milestone</span>
@@ -86,9 +86,9 @@
 <hr/>
 <div style="margin-bottom: 14px;">
   <span class="muted small strong">Assignee</span>
-  @if(hasWritePermission){
+  @if(isManageable){
     <div class="pull-right">
-      @gitbucket.core.helper.html.dropdown("Edit", right = true) {
+      @gitbucket.core.helper.html.dropdown("Edit", right = true, filter = "assignee") {
         <li><a href="javascript:void(0);" class="assign" data-name=""><i class="octicon octicon-x"></i> Clear assignee</a></li>
         @collaborators.map { collaborator =>
           <li>
@@ -210,7 +210,8 @@ $(function(){
       $('#label-milestone').html($('<span class="muted small">').text('No milestone'));
       $('#milestone-progress-area').empty();
     } else {
-      $('#label-milestone').html($('<span class="strong small">').text(title));
+      $('#label-milestone').html($('<a class="strong small username">').text(title)
+        .attr('href', '@helpers.url(repository)/issues?milestone=' + encodeURIComponent(title) + '&state=open'));
       if(progress){
         $('#milestone-progress-area').html(progress);
       }

src/main/twirl/gitbucket/core/issues/list.scala.html

@@ -8,7 +8,8 @@
   closedCount: Int,
   condition: gitbucket.core.service.IssuesService.IssueSearchCondition,
   repository: gitbucket.core.service.RepositoryService.RepositoryInfo,
-  hasWritePermission: Boolean)(implicit context: gitbucket.core.controller.Context)
+  isEditable: Boolean,
+  isManageable: Boolean)(implicit context: gitbucket.core.controller.Context)
 @import gitbucket.core.view.helpers
 @gitbucket.core.html.main((if(target == "issues") "Issues" else "Pull requests") + s" - ${repository.owner}/${repository.name}", Some(repository)){
   @gitbucket.core.html.menu(target, repository){
@@ -21,7 +22,7 @@
       </li>
     </ul>
     <form method="GET" id="search-filter-form" class="form-inline pull-right">
-    @if(context.loginAccount.isDefined){
+    @if(isEditable){
       @if(target == "issues"){
         <a class="btn btn-success" href="@helpers.url(repository)/issues/new">New issue</a>
       }
@@ -30,8 +31,8 @@
       }
     }
     </form>
-    @gitbucket.core.issues.html.listparts(target, issues, page, openCount, closedCount, condition, collaborators, milestones, labels, Some(repository), hasWritePermission)
-    @if(hasWritePermission){
+    @gitbucket.core.issues.html.listparts(target, issues, page, openCount, closedCount, condition, collaborators, milestones, labels, Some(repository), isManageable)
+    @if(isManageable){
       <form id="batcheditForm" method="POST">
         <input type="hidden" name="value"/>
         <input type="hidden" name="checked"/>
@@ -40,7 +41,7 @@
     }
   }
 }
-@if(hasWritePermission){
+@if(isManageable){
 <script>
 $(function(){
   $('a.header-link').mouseover(function(e){

src/main/twirl/gitbucket/core/issues/listparts.scala.html

@@ -8,7 +8,7 @@
   milestones: List[gitbucket.core.model.Milestone] = Nil,
   labels: List[gitbucket.core.model.Label] = Nil,
   repository: Option[gitbucket.core.service.RepositoryService.RepositoryInfo] = None,
-  hasWritePermission: Boolean = false)(implicit context: gitbucket.core.controller.Context)
+  isManageable: Boolean = false)(implicit context: gitbucket.core.controller.Context)
 @import gitbucket.core.view.helpers
 @import gitbucket.core.service.IssuesService.IssueInfo
 @*
@@ -110,7 +110,7 @@
             </li>
           }
         </span>
-        @if(hasWritePermission){
+        @if(isManageable){
           <span id="table-issues-batchedit">
             @gitbucket.core.helper.html.dropdown("Mark as") {
               <li><a href="javascript:void(0);" class="toggle-state" data-id="open">Open</a></li>
@@ -174,7 +174,7 @@
     @issues.map { case IssueInfo(issue, labels, milestone, commentCount, commitStatus) =>
       <tr>
         <td style="padding-top: 12px; padding-bottom: 12px;">
-          @if(hasWritePermission){
+          @if(isManageable){
             <input type="checkbox" value="@issue.issueId"/>
           }
           @*

src/main/twirl/gitbucket/core/main.scala.html

@@ -39,7 +39,7 @@
     }
     <script src="@helpers.assets/vendors/AdminLTE-2.3.6/js/app.js" type="text/javascript"></script>
   </head>
-  <body class="skin-blue">
+  <body class="skin-blue page-load @if(context.sidebarCollapse){sidebar-collapse}">
     <div class="wrapper">
       <header class="main-header">
         <a href="@context.path/" class="logo">
@@ -115,6 +115,9 @@
         $('#search').submit(function(){
           return $.trim($(this).find('input[name=query]').val()) != '';
         });
+        $(".sidebar-toggle").on('click', function(e){
+          $.get('@context.path/sidebar-collapse', { collapse: !$('body').hasClass('sidebar-collapse') });
+        });
       });
     </script>
     @PluginRegistry().getJavaScript(context.request.getRequestURI).map { script =>

src/main/twirl/gitbucket/core/menu.scala.html

@@ -9,11 +9,11 @@
   <li @if(active == name){class="active"}>
     @if(path.startsWith("http")){
       <a href="@path" target="_blank">
-        <i class="menu-icon octicon octicon-@icon"></i> @label @if(count > 0) { <span class="label label-primary pull-right">@count</span> }
+        <i class="menu-icon octicon octicon-@icon"></i> @label @if(count > 0) { <span class="label label-primary pull-right-container">@count</span> }
       </a>
     } else {
       <a href="@helpers.url(repository)@path">
-        <i class="menu-icon octicon octicon-@icon"></i> @label @if(count > 0) { <span class="label label-primary pull-right">@count</span> }
+        <i class="menu-icon octicon octicon-@icon"></i> @label @if(count > 0) { <span class="label label-primary pull-right-container">@count</span> }
       </a>
     }
   </li>
@@ -27,24 +27,26 @@
           @menuitem("/branches", "branches", "Branches", "git-branch", repository.branchList.length)
           @menuitem("/tags", "tags", "Tags", "tag", repository.tags.length)
         }
-        @if(repository.repository.enableIssues) {
+        @if(repository.repository.options.issuesOption != "DISABLE") {
           @menuitem("/issues", "issues", "Issues", "issue-opened", repository.issueCount)
           @menuitem("/pulls", "pulls", "Pull Requests", "git-pull-request", repository.pullCount)
           @menuitem("/issues/labels", "labels", "Labels", "tag")
           @menuitem("/issues/milestones", "milestones", "Milestones", "milestone")
         } else {
-          @repository.repository.externalIssuesUrl.map { externalIssuesUrl =>
+          @repository.repository.options.externalIssuesUrl.map { externalIssuesUrl =>
             @menuitem(externalIssuesUrl, "issues", "Issues", "issue-opened")
           }
         }
-        @if(repository.repository.enableWiki) {
+        @if(repository.repository.options.wikiOption != "DISABLE") {
           @menuitem("/wiki", "wiki", "Wiki", "book")
         } else {
-          @repository.repository.externalWikiUrl.map { externalWikiUrl =>
+          @repository.repository.options.externalWikiUrl.map { externalWikiUrl =>
             @menuitem(externalWikiUrl, "wiki", "Wiki", "book")
           }
         }
-        @menuitem("/network/members", "fork", "Forks", "repo-forked", repository.forkedCount)
+        @if(repository.repository.options.allowFork) {
+          @menuitem("/network/members", "fork", "Forks", "repo-forked", repository.forkedCount)
+        }
         @if(context.loginAccount.isDefined && (context.loginAccount.get.isAdmin || repository.managers.contains(context.loginAccount.get.userName))){
           @menuitem("/settings", "settings", "Settings", "tools")
         }

src/main/twirl/gitbucket/core/pulls/conversation.scala.html

@@ -5,12 +5,13 @@
   collaborators: List[String],
   milestones: List[(gitbucket.core.model.Milestone, Int, Int)],
   labels: List[gitbucket.core.model.Label],
-  hasWritePermission: Boolean,
+  isEditable: Boolean,
+  isManageable: Boolean,
   repository: gitbucket.core.service.RepositoryService.RepositoryInfo)(implicit context: gitbucket.core.controller.Context)
 @import gitbucket.core.view.helpers
 <div class="col-md-9">
   <div id="comment-list">
-    @gitbucket.core.issues.html.commentlist(Some(issue), comments, hasWritePermission, repository, Some(pullreq))
+    @gitbucket.core.issues.html.commentlist(Some(issue), comments, isManageable, repository, Some(pullreq))
   </div>
   @defining(comments.flatMap {
     case comment: gitbucket.core.model.IssueComment => Some(comment)
@@ -25,7 +26,7 @@
         </div>
       </div>
     }
-    @if(hasWritePermission && issue.closed && pullreq.userName == pullreq.requestUserName && merged &&
+    @if(isManageable && issue.closed && pullreq.userName == pullreq.requestUserName && merged &&
       pullreq.repositoryName == pullreq.requestRepositoryName && repository.branchList.contains(pullreq.requestBranch)){
       <div class="issue-comment-box" style="background-color: #d0eeff;">
         <div class="box-content"class="issue-content" style="border: 1px solid #87a8c9; padding: 10px;">
@@ -37,11 +38,11 @@
         </div>
       </div>
     }
-    @gitbucket.core.issues.html.commentform(issue, !merged, hasWritePermission, repository)
+    @gitbucket.core.issues.html.commentform(issue, !merged, isEditable, isManageable, repository)
   }
 </div>
 <div class="col-md-3">
-  @gitbucket.core.issues.html.issueinfo(Some(issue), comments, issueLabels, collaborators, milestones, labels, hasWritePermission, repository)
+  @gitbucket.core.issues.html.issueinfo(Some(issue), comments, issueLabels, collaborators, milestones, labels, isManageable, repository)
 </div>
 <script>
 $(function(){
@@ -55,7 +56,7 @@ $(function(){
     $.get('@helpers.url(repository)/pull/@issue.issueId/mergeguide', function(data){ $('.check-conflict').html(data); });
   }
 
-  @if(hasWritePermission){
+  @if(isManageable){
     $('.delete-branch').click(function(e){
       var branchName = $(e.target).data('name');
       return confirm('Are you sure you want to remove the ' + branchName + ' branch?');

src/main/twirl/gitbucket/core/pulls/pullreq.scala.html

@@ -7,7 +7,8 @@
   labels: List[gitbucket.core.model.Label],
   dayByDayCommits: Seq[Seq[gitbucket.core.util.JGitUtil.CommitInfo]],
   diffs: Seq[gitbucket.core.util.JGitUtil.DiffInfo],
-  hasWritePermission: Boolean,
+  isEditable: Boolean,
+  isManageable: Boolean,
   repository: gitbucket.core.service.RepositoryService.RepositoryInfo,
   flash: Map[String, String])(implicit context: gitbucket.core.controller.Context)
 @import gitbucket.core.view.helpers
@@ -18,7 +19,7 @@
     @defining(dayByDayCommits.flatten){ commits =>
       <div>
         <div class="show-title pull-right">
-          @if(hasWritePermission || context.loginAccount.map(_.userName == issue.openedUserName).getOrElse(false)){
+          @if(isManageable || context.loginAccount.map(_.userName == issue.openedUserName).getOrElse(false)){
             <a class="btn" href="#" id="edit">Edit</a>
           }
           @if(context.loginAccount.isDefined){
@@ -82,13 +83,13 @@
           @flash.get("info").map{ info =>
             <div class="alert alert-info">@info</div>
           }
-          @gitbucket.core.pulls.html.conversation(issue, pullreq, comments, issueLabels, collaborators, milestones, labels, hasWritePermission, repository)
+          @gitbucket.core.pulls.html.conversation(issue, pullreq, comments, issueLabels, collaborators, milestones, labels, isEditable, isManageable, repository)
         </div>
         <div class="tab-pane" id="commits">
           @gitbucket.core.pulls.html.commits(dayByDayCommits, Some(comments), repository)
         </div>
         <div class="tab-pane" id="files">
-          @gitbucket.core.helper.html.diff(diffs, repository, Some(commits.head.id), Some(commits.last.id), true, Some(pullreq.issueId), hasWritePermission, true)
+          @gitbucket.core.helper.html.diff(diffs, repository, Some(commits.head.id), Some(commits.last.id), true, Some(pullreq.issueId), isManageable, true)
         </div>
       </div>
     }

src/main/twirl/gitbucket/core/repo/blob.scala.html

@@ -73,7 +73,7 @@
             </div>
           } else {
             <div class="box-content-bottom">
-              <pre class="prettyprint linenums blob @if(!isRenderable){ no-renderable } ">@content.content.get</pre>
+              <pre class="prettyprint linenums blob @if(!isRenderable){ no-renderable } ">@content.content.map(_.replaceAll("^(\r?\n)", "$1$1"))</pre>
             </div>
           }
         }

src/main/twirl/gitbucket/core/settings/collaborators.scala.html

@@ -1,34 +1,140 @@
-@(collaborators: List[String],
+@(collaborators: List[(gitbucket.core.model.Collaborator, Boolean)],
   isGroupRepository: Boolean,
   repository: gitbucket.core.service.RepositoryService.RepositoryInfo)(implicit context: gitbucket.core.controller.Context)
 @import gitbucket.core.view.helpers
+@import gitbucket.core.model.Role
 @gitbucket.core.html.main("Settings", Some(repository)){
   @gitbucket.core.html.menu("settings", repository){
     @gitbucket.core.settings.html.menu("collaborators", repository){
-      <h3>Manage Collaborators</h3>
-      <ul class="collaborator">
-        @collaborators.map { collaboratorName =>
-          <li>
-            <a href="@helpers.url(collaboratorName)">@collaboratorName</a>
-            @if(!isGroupRepository){
-              <a href="@helpers.url(repository)/settings/collaborators/remove?name=@collaboratorName" class="remove">(remove)</a>
-            } else {
-              @if(repository.managers.contains(collaboratorName)){
-                (Manager)
-              }
-            }
-          </li>
-        }
-      </ul>
-      @if(!isGroupRepository){
-        <form method="POST" action="@helpers.url(repository)/settings/collaborators/add" validate="true" autocomplete="off">
-          <div>
-            <span class="error" id="error-userName"></span>
+      <form id="form" method="post" action="@helpers.url(repository)/settings/collaborators">
+        <div class="panel panel-default">
+          <div class="panel-heading strong">Collaborators</div>
+          <div class="panel-body">
+            <ul id="collaborator-list" class="collaborator">
+            </ul>
+            @gitbucket.core.helper.html.account("userName-collaborator", 200, true, false)
+            <input type="button" class="btn btn-default add" value="Add" id="addCollaborator"/>
+            <div>
+              <span class="error" id="error-collaborator"></span>
+            </div>
           </div>
-          @gitbucket.core.helper.html.account("userName", 300)
-          <input type="submit" class="btn btn-default" value="Add"/>
-        </form>
-      }
+        </div>
+
+        <div class="panel panel-default">
+          <div class="panel-heading strong">Groups</div>
+          <div class="panel-body">
+            <ul id="group-list" class="collaborator">
+            </ul>
+            @gitbucket.core.helper.html.account("userName-group", 200, false, true)
+            <input type="button" class="btn btn-default add" value="Add" id="addGroup"/>
+            <div>
+              <span class="error" id="error-group"></span>
+            </div>
+          </div>
+        </div>
+
+        <div class="align-right" style="margin-top: 20px;">
+          <input type="hidden" id="collaborators" name="collaborators" />
+          <input type="submit" class="btn btn-success" value="Apply changes"/>
+        </div>
+      </form>
     }
   }
 }
+<script>
+$(function(){
+  $('input[type=submit]').click(function(){
+    updateValues();
+  });
+
+  $('.add').click(function(){
+    var id = $(this).attr('id') == 'addCollaborator' ? 'collaborator' : 'group';
+
+    $('#error-' + id).text('');
+    var userName = $('#userName-' + id).val();
+
+    // check empty
+    if($.trim(userName) == ''){
+      return false;
+    }
+
+    // check owner
+    var owner = '@repository.owner' == userName
+    if(owner){
+      $('#error-' + id).text('User is owner of this repository.');
+      return false;
+    }
+    // check duplication
+    var exists = $('#' + id + '-list li').filter(function(){
+      return $(this).data('name') == userName;
+    }).length > 0;
+    if(exists){
+      $('#error-' + id).text('User has been already added.');
+      return false;
+    }
+
+    // check existence
+    $.post('@context.path/_user/existence', { 'userName': userName },
+      function(data, status){
+        if(data != ''){
+          addListHTML(userName, '@Role.ADMIN.name', '#' + id + '-list');
+          $('#userName-' + id).val('');
+        } else {
+          $('#error-' + id).text('User does not exist.');
+        }
+      });
+  });
+
+  $(document).on('click', '.remove', function(){
+    $(this).parent().remove();
+  });
+
+  // Don't submit form by ENTER key
+  $('#userName-collaborator, #userName-group').keypress(function(e){
+    return !(e.keyCode == 13);
+  });
+
+  @collaborators.map { case (collaborator, isGroup) =>
+    addListHTML('@collaborator.collaboratorName', '@collaborator.role', @if(isGroup){'#group-list'}else{'#collaborator-list'});
+  }
+
+  function addListHTML(userName, role, id){
+    var adminButton = $('<label class="btn btn-default btn-mini"><input type="radio" value="@Role.ADMIN.name" name="' + userName + '">Admin</label>');
+    if(role == '@Role.ADMIN.name'){
+      adminButton.addClass('active');
+    }
+    var writeButton = $('<label class="btn btn-default btn-mini"><input type="radio" value="@Role.DEVELOPER.name" name="' + userName + '">Developer</label>');
+    if(role == '@Role.DEVELOPER.name'){
+      writeButton.addClass('active');
+    }
+    var readButton = $('<label class="btn btn-default btn-mini"><input type="radio" value="@Role.GUEST.name" name="' + userName + '">Guest</label>');
+    if(role == '@Role.GUEST.name'){
+      readButton.addClass('active');
+    }
+
+    $(id).append($('<li>')
+      .data('name', userName)
+      .append($('<div class="btn-group role" data-toggle="buttons">')
+        .append(adminButton)
+        .append(writeButton)
+        .append(readButton))
+      .append(' ')
+      .append($('<a target="_blank">').attr('href', '@context.path/' + userName).text(userName))
+      .append($('<a href="#" class="remove pull-right">(remove)</a>')));
+  }
+
+  function updateValues(){
+    var collaborators = $('#collaborator-list li').map(function(i, e){
+      var userName = $(e).data('name');
+      return userName + ':' + $(e).find('label.active input[type=radio]').attr('value');
+    }).get().join(',');
+
+    var groups = $('#group-list li').map(function(i, e){
+      var userName = $(e).data('name');
+      return userName + ':' + $(e).find('label.active input[type=radio]').attr('value');
+    }).get().join(',');
+
+    $('#collaborators').val(collaborators + ',' + groups);
+  }
+});
+</script>

src/main/twirl/gitbucket/core/settings/danger.scala.html

@@ -13,7 +13,7 @@
               <div>
                 Transfer this repo to another user or to group.
                 <div class="pull-right">
-                  @gitbucket.core.helper.html.account("newOwner", 200)
+                  @gitbucket.core.helper.html.account("newOwner", 200, true, true)
                   <input type="submit" class="btn btn-danger" value="Transfer"/>
                   <div>
                     <span id="error-newOwner" class="error"></span>

src/main/twirl/gitbucket/core/settings/options.scala.html

@@ -39,40 +39,76 @@
                 </div>
               </label>
             </fieldset>
+            <fieldset class="form-group">
+              <label class="checkbox" for="allowFork">
+                <input type="checkbox" id="allowFork" name="allowFork"@if(repository.repository.options.allowFork){ checked}/>
+                Forks<br>
+                <div class="normal muted">
+                  Allow repository forking to users who can access this repository.
+                </div>
+              </label>
+            </fieldset>
           </div>
         </div>
         <div class="panel panel-default">
-          <div class="panel-heading strong">Features</div>
+          <div class="panel-heading strong">Issues</div>
           <div class="panel-body">
             <fieldset class="form-group">
-              <label class="checkbox" for="enableIssues">
-                <input type="checkbox" id="enableIssues" name="enableIssues"@if(repository.repository.enableIssues){ checked}/>
-                Issues<br>
-                <div class="normal muted">
-                  Provides Lightweight issue tracking integrated with this repository. Add issues to milestones, label issues, and close & reference issues from commit messages.
-                </div>
-              </label>
+              <div class="radio">
+                <label>
+                  <input type="radio" name="issuesOption" value="DISABLE" @if(repository.repository.options.issuesOption == "DISABLE"){ checked}> Disables issues tracking system
+                </label>
+              </div>
+              <div class="radio">
+                <label>
+                  <input type="radio" name="issuesOption" value="PRIVATE" @if(repository.repository.options.issuesOption == "PRIVATE"){ checked}> Developers can view, create and comment on issues
+                </label>
+              </div>
+              <div class="radio">
+                <label>
+                  <input type="radio" name="issuesOption" value="PUBLIC" @if(repository.repository.options.issuesOption == "PUBLIC"){ checked}> Developers and guests can view, create and comment on isues
+                </label>
+              </div>
+              <div class="radio for-public-repo">
+                <label>
+                  <input type="radio" name="issuesOption" value="ALL" @if(repository.repository.options.issuesOption == "ALL"){ checked}> All users can view, create and comment on isues
+                </label>
+              </div>
               <label for="externalIssuesUrl" class="strong">External URL:
                 <span class="normal muted">(Put if you have the external issue tracking system for this project)</span>
               </label>
-              <input type="text" class="form-control" id="externalIssuesUrl" name="externalIssuesUrl" value="@repository.repository.externalIssuesUrl"/>
+              <input type="text" class="form-control" id="externalIssuesUrl" name="externalIssuesUrl" value="@repository.repository.options.externalIssuesUrl"/>
             </fieldset>
-            <fieldset class="form-group margin">
-              <label class="checkbox" for="enableWiki">
-                <input type="checkbox" id="enableWiki" name="enableWiki"@if(repository.repository.enableWiki){ checked}/>
-                Wiki<br>
-                <div class="normal muted">
-                  Provides a simple solution to manage documents. All users who can look this repository can read and collaborators can edit pages.
-                </div>
-              </label>
-              <label class="checkbox" for="allowWikiEditing">
-                <input type="checkbox" id="allowWikiEditing" name="allowWikiEditing"@if(repository.repository.allowWikiEditing){ checked}/>
-                Allow read-only users to edit Wiki pages<br>
-              </label>
+          </div>
+        </div>
+        <div class="panel panel-default">
+          <div class="panel-heading strong">Wiki</div>
+          <div class="panel-body">
+            <fieldset class="form-group">
+              <div class="radio">
+                <label>
+                  <input type="radio" name="wikiOption" value="DISABLE" @if(repository.repository.options.wikiOption == "DISABLE"){ checked}> Disables wiki
+                </label>
+              </div>
+              <div class="radio">
+                <label>
+                  <input type="radio" name="wikiOption" value="PRIVATE" @if(repository.repository.options.wikiOption == "PRIVATE"){ checked}> Developers can view, create and edit wiki pages
+                </label>
+              </div>
+              <div class="radio">
+                <label>
+                  <input type="radio" name="wikiOption" value="PUBLIC" @if(repository.repository.options.wikiOption == "PUBLIC"){ checked}> Developers ans guests can view, create and edit wiki pages
+                </label>
+              </div>
+              <div class="radio for-public-repo">
+                <label>
+                  <input type="radio" name="wikiOption" value="ALL" @if(repository.repository.options.issuesOption == "ALL"){ checked}> All users can view, create and comment on isues
+                </label>
+              </div>
               <label for="externalWikiUrl" class="strong">External URL:
                 <span class="normal muted">(Put if you have the external Wiki for this project)</span>
               </label>
-              <input type="text" class="form-control" id="externalWikiUrl" name="externalWikiUrl" value="@repository.repository.externalWikiUrl"/>
+              <input type="text" class="form-control" id="externalWikiUrl" name="externalWikiUrl" value="@repository.repository.options.externalWikiUrl"/>
             </fieldset>
           </div>
         </div>
@@ -86,15 +122,25 @@
 <script>
 $(function(){
   updateFeatures();
-
-  $('#enableIssues, #enableWiki').click(function(){
+  $('input[name=isPrivate], input[name=issuesOption], input[name=wikiOption]').click(function(){
     updateFeatures();
   });
 });
 
 function updateFeatures() {
-  $('#externalIssuesUrl').prop('disabled', $('#enableIssues').prop('checked'));
-  $('#allowWikiEditing').prop('disabled', !$('#enableWiki').prop('checked'));
-  $('#externalWikiUrl').prop('disabled', $('#enableWiki').prop('checked'));
+  if($('input[name=isPrivate]:checked').val() == 'false'){
+    $('.for-public-repo').show();
+  } else {
+    if($('input[name=issuesOption]:checked').val() == 'ALL'){
+      $('input[name=issuesOption][value=PUBLIC]').prop('checked', true);
+    }
+    if($('input[name=wikiOption]:checked').val() == 'ALL'){
+      $('input[name=wikiOption][value=PUBLIC]').prop('checked', true);
+    }
+    $('.for-public-repo').hide();
+  }
+
+  $('#externalIssuesUrl').prop('disabled', $('input[name=issuesOption]:checked').val() != 'DISABLE');
+  $('#externalWikiUrl').prop('disabled', $('input[name=wikiOption]:checked').val() != 'DISABLE');
 }
 </script>

src/main/twirl/gitbucket/core/wiki/compare.scala.html

@@ -3,7 +3,7 @@
   to: String,
   diffs: Seq[gitbucket.core.util.JGitUtil.DiffInfo],
   repository: gitbucket.core.service.RepositoryService.RepositoryInfo,
-  hasWritePermission: Boolean,
+    isEditable: Boolean,
   info: Option[Any])(implicit context: gitbucket.core.controller.Context)
 @import gitbucket.core.view.helpers
 @gitbucket.core.html.main(s"Compare Revisions - ${repository.owner}/${repository.name}", Some(repository)){
@@ -27,7 +27,7 @@
     <div class="pull-left">
       @gitbucket.core.helper.html.diff(diffs, repository, None, None, false, None, false, false)
     </div>
-    @if(hasWritePermission){
+    @if(isEditable){
       <div>
         @if(pageName.isDefined){
           <a href="@helpers.url(repository)/wiki/@helpers.urlEncode(pageName)/_revert/@from...@to" class="btn">Revert Changes</a>

src/main/twirl/gitbucket/core/wiki/edit.scala.html

@@ -44,7 +44,7 @@
     </form>
   }
 }
-<script>
+<script><script><script><script><script><script><script><script><script><script><script><script><script><script><script><script><script><script><script><script><script><script><script><script><script><script><script><script><script><script><script><script>
 $(function(){
   try {
     $('.clickable').dropzone({

src/main/twirl/gitbucket/core/wiki/history.scala.html

@@ -1,21 +1,20 @@
 @(pageName: Option[String],
   commits: List[gitbucket.core.util.JGitUtil.CommitInfo],
-  repository: gitbucket.core.service.RepositoryService.RepositoryInfo)(implicit context: gitbucket.core.controller.Context)
+  repository: gitbucket.core.service.RepositoryService.RepositoryInfo,
+  isEditable: Boolean)(implicit context: gitbucket.core.controller.Context)
 @import gitbucket.core.view.helpers
 @gitbucket.core.html.main(s"History - ${repository.owner}/${repository.name}", Some(repository)){
   @gitbucket.core.html.menu("wiki", repository){
-    <div class="pull-right">
-    @if(pageName.isEmpty){
-      @if(context.loginAccount.isDefined){
-        <a class="btn btn-small" href="@helpers.url(repository)/wiki/_new">New Page</a>
-      }
-    } else {
-      @if(context.loginAccount.isDefined){
-        <a class="btn btn-small btn-default" href="@helpers.url(repository)/wiki/@helpers.urlEncode(pageName)/_edit">Edit Page</a>
-        <a class="btn btn-small btn-success" href="@helpers.url(repository)/wiki/_new">New Page</a>
-      }
+    @if(isEditable) {
+      <div class="pull-right">
+        @if(pageName.isEmpty) {
+          <a class="btn btn-small" href="@helpers.url(repository)/wiki/_new">New Page</a>
+        } else {
+          <a class="btn btn-small btn-default" href="@helpers.url(repository)/wiki/@helpers.urlEncode(pageName)/_edit">Edit Page</a>
+          <a class="btn btn-small btn-success" href="@helpers.url(repository)/wiki/_new">New Page</a>
+        }
+        </div>
     }
-    </div>
     <h1 class="wiki-title">
     @if(pageName.isEmpty){
       <span class="muted">History</span>

src/main/twirl/gitbucket/core/wiki/page.scala.html

@@ -2,7 +2,7 @@
   page: gitbucket.core.service.WikiService.WikiPageInfo,
   pages: List[String],
   repository: gitbucket.core.service.RepositoryService.RepositoryInfo,
-  hasWritePermission: Boolean,
+  isEditable: Boolean,
   sidebar: Option[gitbucket.core.service.WikiService.WikiPageInfo],
   footer: Option[gitbucket.core.service.WikiService.WikiPageInfo])(implicit context: gitbucket.core.controller.Context)
 @import gitbucket.core.view.helpers
@@ -10,12 +10,13 @@
 @gitbucket.core.html.main(s"${pageName} - ${repository.owner}/${repository.name}", Some(repository)){
   @gitbucket.core.html.menu("wiki", repository){
     <div>
-      @if(hasWritePermission){
-        <div class="pull-right">
+      <div class="pull-right">
+        <a class="btn btn-small btn-default" href="@helpers.url(repository)/wiki/@helpers.urlEncode(pageName)/_history">Page History</a>
+        @if(isEditable){
           <a class="btn btn-default" href="@helpers.url(repository)/wiki/@helpers.urlEncode(pageName)/_edit">Edit Page</a>
           <a class="btn btn-success" href="@helpers.url(repository)/wiki/_new">New Page</a>
-        </div>
-      }
+        }
+      </div>
       <h1 class="body-title">@pageName</h1>
       <div>
         <span class="muted"><strong>@page.committer</strong> edited this page @gitbucket.core.helper.html.datetimeago(page.time)</span>
@@ -48,13 +49,13 @@
       }
       @sidebar.map { sidebarPage =>
         <div class="wiki-sidebar">
-          @if(hasWritePermission){
+          @if(isEditable){
             <a href="@helpers.url(repository)/wiki/_Sidebar/_edit" style="text-decoration: none;"><span class="octicon octicon-pencil pull-right"></span></a>
           }
           @helpers.markdown(sidebarPage.content, repository, true, false, false, false, pages)
         </div>
       }.getOrElse{
-        @if(hasWritePermission){
+        @if(isEditable){
           <a class="button-link" href="@helpers.url(repository)/wiki/_Sidebar/_edit" style="text-decoration: none;">
             <div class="wiki-sidebar-dotted text-center"><i class="octicon octicon-plus"></i> Add a custom sidebar</div>
           </a>
@@ -87,13 +88,13 @@
       </div>
       @footer.map { footerPage =>
         <div class="wiki-sidebar wiki-footer">
-          @if(hasWritePermission){
+          @if(isEditable){
             <a href="@helpers.url(repository)/wiki/_Footer/_edit" style="text-decoration: none;"><span class="octicon octicon-pencil pull-right"></span></a>
           }
           @helpers.markdown(footerPage.content, repository, true, false, false, false, pages)
         </div>
       }.getOrElse{
-        @if(hasWritePermission){
+        @if(isEditable){
           <a class="button-link" href="@helpers.url(repository)/wiki/_Footer/_edit" style="text-decoration: none;">
             <div class="wiki-sidebar-dotted text-center"><i class="octicon octicon-plus"></i> Add a custom footer</div>
           </a>

src/main/twirl/gitbucket/core/wiki/pages.scala.html

@@ -1,6 +1,6 @@
 @(pages: List[String],
   repository: gitbucket.core.service.RepositoryService.RepositoryInfo,
-  hasWritePermission: Boolean)(implicit context: gitbucket.core.controller.Context)
+  isEditable: Boolean)(implicit context: gitbucket.core.controller.Context)
 @import gitbucket.core.view.helpers
 @gitbucket.core.html.main(s"Pages - ${repository.owner}/${repository.name}", Some(repository)){
   @gitbucket.core.html.menu("wiki", repository){
@@ -10,7 +10,7 @@
       </li>
       <li class="pull-right">
         <div class="btn-group">
-          @if(hasWritePermission){
+          @if(isEditable){
             <a class="btn btn-small btn-default" href="@helpers.url(repository)/wiki/_new">New Page</a>
           }
         </div>

src/main/webapp/assets/common/css/gitbucket.css

@@ -326,6 +326,12 @@ div.account-image {
   margin-bottom: 8px;
 }
 
+.dropdown-filter-input {
+  border: solid 1px #ccc;
+  margin: 4px;
+  width: 96%;
+}
+
 ul.dropdown-menu {
   padding: 2px 0;
 }
@@ -338,7 +344,7 @@ ul.dropdown-menu li a {
   padding: 2px 10px;
 }
 
-ul.dropdown-menu :last-child {
+ul.dropdown-menu li:last-child {
   border-bottom: none;
 }
 
@@ -632,12 +638,6 @@ span.simplified-path {
   line-height: 15px;
 }
 
-#branch-control-input {
-  border: solid 1px #ccc;
-  margin: 4px;
-  width: 96%;
-}
-
 .new-branch-name {
   font-weight: bold;
   font-size: 1.2em;
@@ -779,10 +779,6 @@ h4#issueTitle {
   padding: 0px;
 }
 
-div.issue-avatar-image {
-  float: left;
-}
-
 div.issue-participants {
   margin-bottom: 15px;
   margin-left: 50px;
@@ -790,7 +786,6 @@ div.issue-participants {
 
 div.issue-comment-box, div.commit-comment-box {
   margin-bottom: 15px;
-  margin-left: 70px;
 }
 
 div.issue-comment-box > div.panel-body,
@@ -879,7 +874,7 @@ li.task-list-item input.task-list-item-checkbox {
 
 .discussion-item {
     position: relative;
-    margin: 15px 0 15px 79px;
+    margin: 15px 0 15px 20px;
     padding-left: 25px;
 }
 .discussion-item-header {
@@ -1762,3 +1757,14 @@ div.container.blame-container{
   width: 20px;
   height: 20px;
 }
+
+/****************************************************************************/
+/* Suppress transition animation on load */
+/****************************************************************************/
+body.page-load * {
+    -webkit-transition: none !important;
+    -moz-transition: none !important;
+    -ms-transition: none !important;
+    -o-transition: none !important;
+    transition: none !important;
+}

src/main/webapp/assets/common/js/gitbucket.js

@@ -28,6 +28,9 @@ $(function(){
 
   // syntax highlighting by google-code-prettify
   prettyPrint();
+
+  // Suppress transition animation on load
+  $("body").removeClass("page-load");
 });
 
 function displayErrors(data, elem){

src/test/scala/gitbucket/core/service/ProtectedBranchServiceSpec.scala

@@ -5,7 +5,6 @@ import org.eclipse.jgit.transport.{ReceivePack, ReceiveCommand}
 import org.eclipse.jgit.lib.ObjectId
 import gitbucket.core.model.CommitState
 import gitbucket.core.service.ProtectedBranchService.{ProtectedBranchReceiveHook, ProtectedBranchInfo}
-import scalaz._, Scalaz._
 import org.scalatest.FunSpec
 
 class ProtectedBranchServiceSpec extends FunSpec with ServiceSpecBase with ProtectedBranchService with CommitStatusService {
@@ -187,4 +186,4 @@ class ProtectedBranchServiceSpec extends FunSpec with ServiceSpecBase with Prote
       }
     }
   }
-}
+}

src/test/scala/gitbucket/core/service/PullRequestServiceSpec.scala

@@ -3,7 +3,8 @@ package gitbucket.core.service
 import gitbucket.core.model._
 import org.scalatest.FunSpec
 
-class PullRequestServiceSpec extends FunSpec with ServiceSpecBase with PullRequestService with IssuesService with AccountService {
+class PullRequestServiceSpec extends FunSpec with ServiceSpecBase
+  with PullRequestService with IssuesService with AccountService with RepositoryService {
 
   def swap(r: (Issue, PullRequest)) = (r._2 -> r._1)
 

src/test/scala/gitbucket/core/service/ServiceSpecBase.scala

@@ -9,8 +9,6 @@ import io.github.gitbucket.solidbase.Solidbase
 import liquibase.database.core.H2Database
 import liquibase.database.jvm.JdbcConnection
 import profile.simple._
-import scalaz._
-import Scalaz._
 
 import org.apache.commons.io.FileUtils
 

src/test/scala/gitbucket/core/view/AvatarImageProviderSpec.scala

@@ -3,10 +3,11 @@ package gitbucket.core.view
 import java.util.Date
 
 import gitbucket.core.model.Account
-import gitbucket.core.service.{SystemSettingsService, RequestCache}
+import gitbucket.core.service.{RequestCache, SystemSettingsService}
 import gitbucket.core.controller.Context
 import SystemSettingsService.SystemSettings
-import javax.servlet.http.HttpServletRequest
+import javax.servlet.http.{HttpServletRequest, HttpSession}
+
 import play.twirl.api.Html
 import org.scalatest.FunSpec
 import org.scalatest.mock.MockitoSugar
@@ -16,9 +17,11 @@ import org.mockito.Mockito._
 class AvatarImageProviderSpec extends FunSpec with MockitoSugar {
 
   val request = mock[HttpServletRequest]
+  val session = mock[HttpSession]
   when(request.getRequestURL).thenReturn(new StringBuffer("http://localhost:8080/path.html"))
   when(request.getRequestURI).thenReturn("/path.html")
   when(request.getContextPath).thenReturn("")
+  when(request.getSession).thenReturn(session)
 
   describe("getAvatarImageHtml") {
     it("should show Gravatar image for no image account if gravatar integration is enabled") {