Files
GitBucket/src/main/scala/app/RepositoryViewerController.scala
2014-04-10 02:08:45 +09:00

298 lines
11 KiB
Scala

package app
import util.Directory._
import util.Implicits._
import util.ControlUtil._
import _root_.util._
import service._
import org.scalatra._
import java.io.File
import org.eclipse.jgit.api.Git
import org.eclipse.jgit.lib._
import org.apache.commons.io.FileUtils
import org.eclipse.jgit.treewalk._
import java.util.zip.{ZipEntry, ZipOutputStream}
import scala.Some
class RepositoryViewerController extends RepositoryViewerControllerBase
with RepositoryService with AccountService with ActivityService with ReferrerAuthenticator with CollaboratorsAuthenticator
/**
* The repository viewer.
*/
trait RepositoryViewerControllerBase extends ControllerBase {
self: RepositoryService with AccountService with ActivityService with ReferrerAuthenticator with CollaboratorsAuthenticator =>
/**
* Returns converted HTML from Markdown for preview.
*/
post("/:owner/:repository/_preview")(referrersOnly { repository =>
contentType = "text/html"
view.helpers.markdown(params("content"), repository,
params("enableWikiLink").toBoolean,
params("enableRefsLink").toBoolean,
params("enableTaskList").toBoolean)
})
/**
* Displays the file list of the repository root and the default branch.
*/
get("/:owner/:repository")(referrersOnly {
fileList(_)
})
/**
* Displays the file list of the specified path and branch.
*/
get("/:owner/:repository/tree/*")(referrersOnly { repository =>
val (id, path) = splitPath(repository, multiParams("splat").head)
if(path.isEmpty){
fileList(repository, id)
} else {
fileList(repository, id, path)
}
})
/**
* Displays the commit list of the specified resource.
*/
get("/:owner/:repository/commits/*")(referrersOnly { repository =>
val (branchName, path) = splitPath(repository, multiParams("splat").head)
val page = params.get("page").flatMap(_.toIntOpt).getOrElse(1)
using(Git.open(getRepositoryDir(repository.owner, repository.name))){ git =>
JGitUtil.getCommitLog(git, branchName, page, 30, path) match {
case Right((logs, hasNext)) =>
repo.html.commits(if(path.isEmpty) Nil else path.split("/").toList, branchName, repository,
logs.splitWith{ (commit1, commit2) =>
view.helpers.date(commit1.time) == view.helpers.date(commit2.time)
}, page, hasNext)
case Left(_) => NotFound
}
}
})
/**
* Displays the file content of the specified branch or commit.
*/
get("/:owner/:repository/blob/*")(referrersOnly { repository =>
val (id, path) = splitPath(repository, multiParams("splat").head)
val raw = params.get("raw").getOrElse("false").toBoolean
using(Git.open(getRepositoryDir(repository.owner, repository.name))){ git =>
val revCommit = JGitUtil.getRevCommitFromId(git, git.getRepository.resolve(id))
@scala.annotation.tailrec
def getPathObjectId(path: String, walk: TreeWalk): Option[ObjectId] = walk.next match {
case true if(walk.getPathString == path) => Some(walk.getObjectId(0))
case true => getPathObjectId(path, walk)
case false => None
}
using(new TreeWalk(git.getRepository)){ treeWalk =>
treeWalk.addTree(revCommit.getTree)
treeWalk.setRecursive(true)
getPathObjectId(path, treeWalk)
} map { objectId =>
if(raw){
// Download
defining(JGitUtil.getContentFromId(git, objectId, false).get){ bytes =>
contentType = FileUtil.getContentType(path, bytes)
bytes
}
} else {
// Viewer
val large = FileUtil.isLarge(git.getRepository.getObjectDatabase.open(objectId).getSize)
val viewer = if(FileUtil.isImage(path)) "image" else if(large) "large" else "other"
val bytes = if(viewer == "other") JGitUtil.getContentFromId(git, objectId, false) else None
val content = if(viewer == "other"){
if(bytes.isDefined && FileUtil.isText(bytes.get)){
// text
JGitUtil.ContentInfo("text", bytes.map(StringUtil.convertFromByteArray))
} else {
// binary
JGitUtil.ContentInfo("binary", None)
}
} else {
// image or large
JGitUtil.ContentInfo(viewer, None)
}
repo.html.blob(id, repository, path.split("/").toList, content, new JGitUtil.CommitInfo(revCommit))
}
} getOrElse NotFound
}
})
/**
* Displays details of the specified commit.
*/
get("/:owner/:repository/commit/:id")(referrersOnly { repository =>
val id = params("id")
using(Git.open(getRepositoryDir(repository.owner, repository.name))){ git =>
defining(JGitUtil.getRevCommitFromId(git, git.getRepository.resolve(id))){ revCommit =>
JGitUtil.getDiffs(git, id) match { case (diffs, oldCommitId) =>
repo.html.commit(id, new JGitUtil.CommitInfo(revCommit),
JGitUtil.getBranchesOfCommit(git, revCommit.getName),
JGitUtil.getTagsOfCommit(git, revCommit.getName),
repository, diffs, oldCommitId)
}
}
}
})
/**
* Displays branches.
*/
get("/:owner/:repository/branches")(referrersOnly { repository =>
using(Git.open(getRepositoryDir(repository.owner, repository.name))){ git =>
// retrieve latest update date of each branch
val branchInfo = repository.branchList.map { branchName =>
val revCommit = git.log.add(git.getRepository.resolve(branchName)).setMaxCount(1).call.iterator.next
(branchName, revCommit.getCommitterIdent.getWhen)
}
repo.html.branches(branchInfo, hasWritePermission(repository.owner, repository.name, context.loginAccount), repository)
}
})
/**
* Deletes branch.
*/
get("/:owner/:repository/delete/*")(collaboratorsOnly { repository =>
val branchName = multiParams("splat").head
val userName = context.loginAccount.get.userName
if(repository.repository.defaultBranch != branchName){
using(Git.open(getRepositoryDir(repository.owner, repository.name))){ git =>
git.branchDelete().setBranchNames(branchName).call()
recordDeleteBranchActivity(repository.owner, repository.name, userName, branchName)
}
}
redirect(s"/${repository.owner}/${repository.name}/branches")
})
/**
* Displays tags.
*/
get("/:owner/:repository/tags")(referrersOnly {
repo.html.tags(_)
})
/**
* Download repository contents as an archive.
*/
get("/:owner/:repository/archive/*")(referrersOnly { repository =>
val name = multiParams("splat").head
if(name.endsWith(".zip")){
val revision = name.replaceFirst("\\.zip$", "")
val workDir = getDownloadWorkDir(repository.owner, repository.name, session.getId)
if(workDir.exists){
FileUtils.deleteDirectory(workDir)
}
workDir.mkdirs
val zipFile = new File(workDir, repository.name + "-" +
(if(revision.length == 40) revision.substring(0, 10) else revision).replace('/', '_') + ".zip")
using(Git.open(getRepositoryDir(repository.owner, repository.name))){ git =>
val revCommit = JGitUtil.getRevCommitFromId(git, git.getRepository.resolve(revision))
using(new TreeWalk(git.getRepository)){ walk =>
val reader = walk.getObjectReader
val objectId = new MutableObjectId
using(new ZipOutputStream(new java.io.FileOutputStream(zipFile))){ out =>
walk.addTree(revCommit.getTree)
walk.setRecursive(true)
while(walk.next){
val name = walk.getPathString
val mode = walk.getFileMode(0)
if(mode == FileMode.REGULAR_FILE || mode == FileMode.EXECUTABLE_FILE){
walk.getObjectId(objectId, 0)
val entry = new ZipEntry(name)
val loader = reader.open(objectId)
entry.setSize(loader.getSize)
out.putNextEntry(entry)
loader.copyTo(out)
}
}
}
}
}
contentType = "application/octet-stream"
response.setHeader("Content-Disposition", s"attachment; filename=${zipFile.getName}")
zipFile
} else {
BadRequest
}
})
get("/:owner/:repository/network/members")(referrersOnly { repository =>
repo.html.forked(
getRepository(
repository.repository.originUserName.getOrElse(repository.owner),
repository.repository.originRepositoryName.getOrElse(repository.name),
baseUrl),
getForkedRepositories(
repository.repository.originUserName.getOrElse(repository.owner),
repository.repository.originRepositoryName.getOrElse(repository.name)),
repository)
})
private def splitPath(repository: service.RepositoryService.RepositoryInfo, path: String): (String, String) = {
val id = repository.branchList.collectFirst {
case branch if(path == branch || path.startsWith(branch + "/")) => branch
} orElse repository.tags.collectFirst {
case tag if(path == tag.name || path.startsWith(tag.name + "/")) => tag.name
} orElse Some(path.split("/")(0)) get
(id, path.substring(id.length).replaceFirst("^/", ""))
}
private val readmeFiles = view.helpers.renderableSuffixes.map(suffix => s"readme${suffix}") ++ Seq("readme.txt", "readme")
/**
* Provides HTML of the file list.
*
* @param repository the repository information
* @param revstr the branch name or commit id(optional)
* @param path the directory path (optional)
* @return HTML of the file list
*/
private def fileList(repository: RepositoryService.RepositoryInfo, revstr: String = "", path: String = ".") = {
if(repository.commitCount == 0){
repo.html.guide(repository)
} else {
using(Git.open(getRepositoryDir(repository.owner, repository.name))){ git =>
//val revisions = Seq(if(revstr.isEmpty) repository.repository.defaultBranch else revstr, repository.branchList.head)
// get specified commit
JGitUtil.getDefaultBranch(git, repository, revstr).map { case (objectId, revision) =>
defining(JGitUtil.getRevCommitFromId(git, objectId)) { revCommit =>
// get files
val files = JGitUtil.getFileList(git, revision, path)
val parentPath = if (path == ".") Nil else path.split("/").toList
// process README.md or README.markdown
val readme = files.find { file =>
readmeFiles.contains(file.name.toLowerCase)
}.map { file =>
val path = (file.name :: parentPath.reverse).reverse
path -> StringUtil.convertFromByteArray(JGitUtil.getContentFromId(
Git.open(getRepositoryDir(repository.owner, repository.name)), file.id, true).get)
}
repo.html.files(revision, repository,
if(path == ".") Nil else path.split("/").toList, // current path
new JGitUtil.CommitInfo(revCommit), // latest commit
files, readme)
}
} getOrElse NotFound
}
}
}
}