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synced 2025-11-06 05:25:50 +01:00
(refs #180)Eliminating the working repository cloning in Wiki.
This commit is contained in:
takezoe
@@ -5,10 +5,17 @@ import java.util.Date
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import org.eclipse.jgit.api.Git
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import org.apache.commons.io.FileUtils
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import util.{StringUtil, Directory, JGitUtil, LockUtil}
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import util.ControlUtil._
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import org.eclipse.jgit.treewalk.CanonicalTreeParser
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import _root_.util.ControlUtil._
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import org.eclipse.jgit.treewalk.{TreeWalk, CanonicalTreeParser}
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import org.eclipse.jgit.diff.DiffFormatter
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import org.eclipse.jgit.api.errors.PatchApplyException
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import java.util
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import org.eclipse.jgit.lib._
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import org.eclipse.jgit.dircache.{DirCache, DirCacheEntry}
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import org.eclipse.jgit.merge.{ResolveMerger, MergeStrategy}
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import scala.Some
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import org.eclipse.jgit.revwalk.RevWalk
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import org.eclipse.jgit.api.CheckoutCommand.Stage
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object WikiService {
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@@ -99,49 +106,50 @@ trait WikiService {
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*/
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def revertWikiPage(owner: String, repository: String, from: String, to: String,
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committer: model.Account, pageName: Option[String]): Boolean = {
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LockUtil.lock(s"${owner}/${repository}/wiki"){
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defining(Directory.getWikiWorkDir(owner, repository)){ workDir =>
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// clone working copy
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cloneOrPullWorkingCopy(workDir, owner, repository)
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using(Git.open(workDir)){ git =>
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val reader = git.getRepository.newObjectReader
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val oldTreeIter = new CanonicalTreeParser
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oldTreeIter.reset(reader, git.getRepository.resolve(from + "^{tree}"))
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val newTreeIter = new CanonicalTreeParser
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newTreeIter.reset(reader, git.getRepository.resolve(to + "^{tree}"))
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import scala.collection.JavaConverters._
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val diffs = git.diff.setNewTree(oldTreeIter).setOldTree(newTreeIter).call.asScala.filter { diff =>
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pageName match {
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case Some(x) => diff.getNewPath == x + ".md"
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case None => true
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}
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}
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val patch = using(new java.io.ByteArrayOutputStream()){ out =>
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val formatter = new DiffFormatter(out)
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formatter.setRepository(git.getRepository)
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formatter.format(diffs.asJava)
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new String(out.toByteArray, "UTF-8")
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}
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try {
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git.apply.setPatch(new java.io.ByteArrayInputStream(patch.getBytes("UTF-8"))).call
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git.add.addFilepattern(".").call
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git.commit.setCommitter(committer.fullName, committer.mailAddress).setMessage(pageName match {
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case Some(x) => s"Revert ${from} ... ${to} on ${x}"
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case None => s"Revert ${from} ... ${to}"
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}).call
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git.push.call
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true
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} catch {
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case ex: PatchApplyException => false
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}
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}
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}
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}
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// LockUtil.lock(s"${owner}/${repository}/wiki"){
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// defining(Directory.getWikiWorkDir(owner, repository)){ workDir =>
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// // clone working copy
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// cloneOrPullWorkingCopy(workDir, owner, repository)
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//
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// using(Git.open(workDir)){ git =>
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// val reader = git.getRepository.newObjectReader
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// val oldTreeIter = new CanonicalTreeParser
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// oldTreeIter.reset(reader, git.getRepository.resolve(from + "^{tree}"))
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//
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// val newTreeIter = new CanonicalTreeParser
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// newTreeIter.reset(reader, git.getRepository.resolve(to + "^{tree}"))
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//
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// import scala.collection.JavaConverters._
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// val diffs = git.diff.setNewTree(oldTreeIter).setOldTree(newTreeIter).call.asScala.filter { diff =>
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// pageName match {
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// case Some(x) => diff.getNewPath == x + ".md"
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// case None => true
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// }
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// }
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//
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// val patch = using(new java.io.ByteArrayOutputStream()){ out =>
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// val formatter = new DiffFormatter(out)
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// formatter.setRepository(git.getRepository)
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// formatter.format(diffs.asJava)
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// new String(out.toByteArray, "UTF-8")
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// }
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//
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// try {
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// git.apply.setPatch(new java.io.ByteArrayInputStream(patch.getBytes("UTF-8"))).call
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// git.add.addFilepattern(".").call
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// git.commit.setCommitter(committer.fullName, committer.mailAddress).setMessage(pageName match {
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// case Some(x) => s"Revert ${from} ... ${to} on ${x}"
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// case None => s"Revert ${from} ... ${to}"
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// }).call
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// git.push.call
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// true
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// } catch {
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// case ex: PatchApplyException => false
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// }
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// }
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// }
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// }
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true
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}
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@@ -151,50 +159,114 @@ trait WikiService {
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def saveWikiPage(owner: String, repository: String, currentPageName: String, newPageName: String,
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content: String, committer: model.Account, message: String, currentId: Option[String]): Option[String] = {
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import scala.collection.JavaConverters._
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// TODO conflict detection and rename page
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LockUtil.lock(s"${owner}/${repository}/wiki"){
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defining(Directory.getWikiWorkDir(owner, repository)){ workDir =>
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// clone working copy
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cloneOrPullWorkingCopy(workDir, owner, repository)
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using(Git.open(Directory.getWikiRepositoryDir(owner, repository))){ git =>
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val repo = git.getRepository()
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val dirCache = DirCache.newInCore()
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val builder = dirCache.builder()
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val inserter = repo.newObjectInserter()
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val headId = repo.resolve(Constants.HEAD + "^{commit}")
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var created = true
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// write as file
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using(Git.open(workDir)){ git =>
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defining(new File(workDir, newPageName + ".md")){ file =>
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// new page
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val created = !file.exists
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// created or updated
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val added = executeIf(!file.exists || FileUtils.readFileToString(file, "UTF-8") != content){
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FileUtils.writeStringToFile(file, content, "UTF-8")
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git.add.addFilepattern(file.getName).call
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}
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// delete file
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val deleted = executeIf(currentPageName != "" && currentPageName != newPageName){
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git.rm.addFilepattern(currentPageName + ".md").call
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}
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// commit and push
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optionIf(added || deleted){
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defining(git.commit.setCommitter(committer.fullName, committer.mailAddress)
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.setMessage(if(message.trim.length == 0){
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if(deleted){
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s"Rename ${currentPageName} to ${newPageName}"
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} else if(created){
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s"Created ${newPageName}"
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} else {
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s"Updated ${newPageName}"
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}
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} else {
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message
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}).call){ commit =>
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git.push.call
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Some(commit.getName)
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}
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using(new RevWalk(git.getRepository)){ revWalk =>
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val treeWalk = new TreeWalk(repo)
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val hIdx = treeWalk.addTree(revWalk.parseTree(headId))
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treeWalk.setRecursive(true)
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while(treeWalk.next){
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val path = treeWalk.getPathString
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if(path != newPageName + ".md"){
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val hTree = treeWalk.getTree(hIdx, classOf[CanonicalTreeParser])
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val entry = new DirCacheEntry(path)
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entry.setObjectId(hTree.getEntryObjectId())
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entry.setFileMode(hTree.getEntryFileMode())
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builder.add(entry)
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} else {
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created = false
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}
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}
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treeWalk.release()
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}
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val entry = new DirCacheEntry(newPageName + ".md")
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entry.setFileMode(FileMode.REGULAR_FILE)
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entry.setObjectId(inserter.insert(Constants.OBJ_BLOB, content.getBytes("UTF-8")))
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builder.add(entry)
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builder.finish()
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val treeId = dirCache.writeTree(inserter)
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val newCommit = new CommitBuilder()
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newCommit.setCommitter(new PersonIdent(committer.fullName, committer.mailAddress))
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newCommit.setAuthor(new PersonIdent(committer.fullName, committer.mailAddress))
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newCommit.setMessage(if(message.trim.length == 0) {
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if(created){
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s"Created ${newPageName}"
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} else {
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s"Updated ${newPageName}"
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}
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} else {
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message
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})
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newCommit.setParentIds(List(headId).asJava)
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newCommit.setTreeId(treeId)
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val newHeadId = inserter.insert(newCommit)
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inserter.flush()
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val ru = repo.updateRef(Constants.HEAD)
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ru.setNewObjectId(newHeadId)
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ru.update()
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Some(newHeadId.getName)
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}
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}
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// defining(Directory.getWikiWorkDir(owner, repository)){ workDir =>
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// // clone working copy
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// cloneOrPullWorkingCopy(workDir, owner, repository)
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//
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// // write as file
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// using(Git.open(workDir)){ git =>
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// defining(new File(workDir, newPageName + ".md")){ file =>
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// // new page
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// val created = !file.exists
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//
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// // created or updated
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// val added = executeIf(!file.exists || FileUtils.readFileToString(file, "UTF-8") != content){
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// FileUtils.writeStringToFile(file, content, "UTF-8")
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// git.add.addFilepattern(file.getName).call
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// }
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//
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// // delete file
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// val deleted = executeIf(currentPageName != "" && currentPageName != newPageName){
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// git.rm.addFilepattern(currentPageName + ".md").call
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// }
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//
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// // commit and push
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// optionIf(added || deleted){
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// defining(git.commit.setCommitter(committer.fullName, committer.mailAddress)
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// .setMessage(if(message.trim.length == 0){
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// if(deleted){
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// s"Rename ${currentPageName} to ${newPageName}"
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// } else if(created){
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// s"Created ${newPageName}"
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// } else {
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// s"Updated ${newPageName}"
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// }
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// } else {
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// message
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// }).call){ commit =>
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// git.push.call
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// Some(commit.getName)
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// }
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// }
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// }
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// }
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// }
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// }
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}
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/**
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@@ -202,36 +274,36 @@ trait WikiService {
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*/
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def deleteWikiPage(owner: String, repository: String, pageName: String,
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committer: String, mailAddress: String, message: String): Unit = {
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LockUtil.lock(s"${owner}/${repository}/wiki"){
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defining(Directory.getWikiWorkDir(owner, repository)){ workDir =>
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// clone working copy
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cloneOrPullWorkingCopy(workDir, owner, repository)
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// delete file
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new File(workDir, pageName + ".md").delete
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using(Git.open(workDir)){ git =>
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git.rm.addFilepattern(pageName + ".md").call
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// commit and push
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git.commit.setCommitter(committer, mailAddress).setMessage(message).call
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git.push.call
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}
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}
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}
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// LockUtil.lock(s"${owner}/${repository}/wiki"){
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// defining(Directory.getWikiWorkDir(owner, repository)){ workDir =>
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// // clone working copy
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// cloneOrPullWorkingCopy(workDir, owner, repository)
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//
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// // delete file
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// new File(workDir, pageName + ".md").delete
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//
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// using(Git.open(workDir)){ git =>
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// git.rm.addFilepattern(pageName + ".md").call
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//
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// // commit and push
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// git.commit.setCommitter(committer, mailAddress).setMessage(message).call
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// git.push.call
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// }
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// }
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// }
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}
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private def cloneOrPullWorkingCopy(workDir: File, owner: String, repository: String): Unit = {
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if(!workDir.exists){
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Git.cloneRepository
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.setURI(Directory.getWikiRepositoryDir(owner, repository).toURI.toString)
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.setDirectory(workDir)
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.call
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.getRepository
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.close
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} else using(Git.open(workDir)){ git =>
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git.pull.call
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}
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}
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// private def cloneOrPullWorkingCopy(workDir: File, owner: String, repository: String): Unit = {
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// if(!workDir.exists){
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// Git.cloneRepository
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// .setURI(Directory.getWikiRepositoryDir(owner, repository).toURI.toString)
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// .setDirectory(workDir)
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// .call
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// .getRepository
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// .close
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// } else using(Git.open(workDir)){ git =>
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// git.pull.call
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// }
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// }
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}
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Block a user