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Start to implement WikiController.
Changed controllers from servlet to filter by mapping flexibility.
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takezoe
237
src/main/scala/app/RepositoryViewerController.scala
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237
src/main/scala/app/RepositoryViewerController.scala
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package app
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import util.Directory._
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import util.Implicits._
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import util.{JGitUtil, FileTypeUtil}
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import org.scalatra._
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import java.io.File
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import java.util.Date
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import org.eclipse.jgit.api.Git
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import org.eclipse.jgit.lib._
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import org.apache.commons.io.FileUtils
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import org.eclipse.jgit.treewalk._
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import org.eclipse.jgit.revwalk.RevCommit
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import org.eclipse.jgit.diff.DiffEntry.ChangeType
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import org.eclipse.jgit.revwalk.RevWalk
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// TODO Should models move to other package?
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/**
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* The repository data.
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*
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* @param owner the user name of the repository owner
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* @param repository the repository name
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* @param url the repository URL
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* @param branchList the list of branch names
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* @param tags the list of tags
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*/
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case class RepositoryInfo(owner: String, name: String, url: String, branchList: List[String], tags: List[String])
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/**
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* The file data for the file list of the repository viewer.
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*
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* @param id the object id
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* @param isDirectory whether is it directory
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* @param name the file (or directory) name
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* @param time the last modified time
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* @param message the last commit message
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* @param committer the last committer name
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*/
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case class FileInfo(id: ObjectId, isDirectory: Boolean, name: String, time: Date, message: String, committer: String)
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/**
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* The commit data.
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*
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* @param id the commit id
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* @param time the commit time
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* @param committer the commiter name
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* @param message the commit message
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*/
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case class CommitInfo(id: String, time: Date, committer: String, message: String){
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def this(rev: org.eclipse.jgit.revwalk.RevCommit) =
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this(rev.getName, rev.getCommitterIdent.getWhen, rev.getCommitterIdent.getName, rev.getFullMessage)
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}
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case class DiffInfo(changeType: ChangeType, oldPath: String, newPath: String, oldContent: Option[String], newContent: Option[String])
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/**
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* The file content data for the file content view of the repository viewer.
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*
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* @param viewType "image", "large" or "other"
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* @param content the string content
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*/
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case class ContentInfo(viewType: String, content: Option[String])
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/**
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* The repository viewer.
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*/
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class RepositoryViewerController extends ControllerBase {
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/**
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* Displays user information.
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*/
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get("/:owner") {
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val owner = params("owner")
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html.user(owner, getRepositories(owner).map(JGitUtil.getRepositoryInfo(owner, _, servletContext)))
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}
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/**
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* Displays the file list of the repository root and the default branch.
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*/
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get("/:owner/:repository") {
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val owner = params("owner")
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val repository = params("repository")
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fileList(owner, repository)
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}
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/**
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* Displays the file list of the repository root and the specified branch.
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*/
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get("/:owner/:repository/tree/:id") {
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val owner = params("owner")
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val repository = params("repository")
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fileList(owner, repository, params("id"))
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}
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/**
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* Displays the file list of the specified path and branch.
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*/
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get("/:owner/:repository/tree/:id/*") {
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val owner = params("owner")
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val repository = params("repository")
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fileList(owner, repository, params("id"), multiParams("splat").head)
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}
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/**
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* Displays the commit list of the specified branch.
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*/
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get("/:owner/:repository/commits/:branch"){
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val owner = params("owner")
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val repository = params("repository")
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val branchName = params("branch")
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val page = params.getOrElse("page", "1").toInt
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val (logs, hasNext) = JGitUtil.getCommitLog(Git.open(getRepositoryDir(owner, repository)), branchName, page)
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html.commits(branchName, JGitUtil.getRepositoryInfo(owner, repository, servletContext),
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logs.splitWith{ (commit1, commit2) =>
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view.helpers.date(commit1.time) == view.helpers.date(commit2.time)
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}, page, hasNext)
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}
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/**
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* Displays the file content of the specified branch or commit.
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*/
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get("/:owner/:repository/blob/:id/*"){
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val owner = params("owner")
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val repository = params("repository")
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val id = params("id") // branch name or commit id
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val raw = params.get("raw").getOrElse("false").toBoolean
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val path = multiParams("splat").head.replaceFirst("^tree/.+?/", "")
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val repositoryInfo = JGitUtil.getRepositoryInfo(owner, repository, servletContext)
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val git = Git.open(getRepositoryDir(owner, repository))
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val commitId = git.getRepository.resolve(id)
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val revWalk = new RevWalk(git.getRepository)
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val revCommit = revWalk.parseCommit(commitId)
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revWalk.dispose
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@scala.annotation.tailrec
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def getPathObjectId(path: String, walk: TreeWalk): ObjectId = walk.next match {
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case true if(walk.getPathString == path) => walk.getObjectId(0)
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case true => getPathObjectId(path, walk)
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}
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val treeWalk = new TreeWalk(git.getRepository)
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treeWalk.addTree(revCommit.getTree)
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treeWalk.setRecursive(true)
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val objectId = getPathObjectId(path, treeWalk)
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treeWalk.release
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if(raw){
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// Download
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contentType = "application/octet-stream"
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JGitUtil.getContent(git, objectId, false)
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} else {
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// Viewer
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val large = FileTypeUtil.isLarge(git.getRepository.getObjectDatabase.open(objectId).getSize)
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val viewer = if(FileTypeUtil.isImage(path)) "image" else if(large) "large" else "text"
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val content = ContentInfo(viewer, if(viewer == "text") JGitUtil.getContent(git, objectId, false).map(new String(_, "UTF-8")) else None)
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html.blob(id, repositoryInfo, path.split("/").toList, content, new CommitInfo(revCommit))
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}
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}
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/**
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* Displays details of the specified commit.
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*/
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get("/:owner/:repository/commit/:id"){
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val owner = params("owner")
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val repository = params("repository")
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val id = params("id")
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val git = Git.open(getRepositoryDir(owner, repository))
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val revWalk = new RevWalk(git.getRepository)
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val objectId = git.getRepository.resolve(id)
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val revCommit = revWalk.parseCommit(objectId)
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revWalk.dispose
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html.commit(id, new CommitInfo(revCommit), JGitUtil.getRepositoryInfo(owner, repository, servletContext), JGitUtil.getDiffs(git, id))
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}
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/**
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* Provides HTML of the file list.
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*
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* @param owner the repository owner
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* @param repository the repository name
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* @param rev the branch name or commit id(optional)
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* @param path the directory path (optional)
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* @return HTML of the file list
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*/
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private def fileList(owner: String, repository: String, revstr: String = "", path: String = ".") = {
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val revision = if(revstr.isEmpty){
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Git.open(getRepositoryDir(owner, repository)).getRepository.getBranch
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} else {
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revstr
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}
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val git = Git.open(getRepositoryDir(owner, repository))
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// get latest commit
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val revWalk = new RevWalk(git.getRepository)
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val objectId = git.getRepository.resolve(revision)
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val revCommit = revWalk.parseCommit(objectId)
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revWalk.dispose
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val files = JGitUtil.getFileList(git, revision, path)
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// process README.md
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val readme = files.find(_.name == "README.md").map { file =>
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import org.pegdown._
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val git = Git.open(getRepositoryDir(owner, repository))
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new PegDownProcessor().markdownToHtml(new String(git.getRepository.open(file.id).getBytes, "UTF-8"))
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}
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html.files(
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// current branch
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revision,
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// repository
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JGitUtil.getRepositoryInfo(owner, repository, servletContext),
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// current path
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if(path == ".") Nil else path.split("/").toList,
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// latest commit
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new CommitInfo(revCommit),
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// file list
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files,
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// readme
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readme
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)
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}
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}
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