Update README.md for GitBucket 3.8 release

Support uploading PDF files

CONTRIBUTING.md

@@ -1,5 +1,7 @@
 # Guideline for Issues
 
-- If you have any question about GitBucket, send it to [gitter room](https://gitter.im/takezoe/gitbucket) before raise an issue.
+- If you have any question about GitBucket, send it to [gitter room](https://gitter.im/gitbucket/gitbucket) before raise an issue.
+- Make sure check whether there is a same question or request in the past.
 - When raise a new issue, write subject in **English** at least.
-- We can also support in Japaneses other than English at [gitter room for Japanese](https://gitter.im/takezoe/gitbucket_ja).
+- We can also support in Japaneses other than English at [gitter room for Japanese](https://gitter.im/gitbucket/gitbucket_ja).
+- First priority of GitBucket is easy installation and reproduce GitHub behavior, so we might reject if your request is against it.

README.md

@@ -1,4 +1,4 @@
-GitBucket [![Gitter chat](https://badges.gitter.im/takezoe/gitbucket.png)](https://gitter.im/takezoe/gitbucket) [![Build Status](https://travis-ci.org/takezoe/gitbucket.svg?branch=master)](https://travis-ci.org/takezoe/gitbucket)
+GitBucket [![Gitter chat](https://badges.gitter.im/gitbucket/gitbucket.png)](https://gitter.im/gitbucket/gitbucket) [![Build Status](https://travis-ci.org/gitbucket/gitbucket.svg?branch=master)](https://travis-ci.org/gitbucket/gitbucket)
 =========
 
 GitBucket is the easily installable GitHub clone powered by Scala.
@@ -20,12 +20,12 @@ The current version of GitBucket provides a basic features below:
 - Gravatar support
 - Plug-in system
 
-If you want to try the development version of GitBucket, see the documentation for developers at [Wiki](https://github.com/takezoe/gitbucket/wiki).
+If you want to try the development version of GitBucket, see the documentation for developers at [Wiki](https://github.com/gitbucket/gitbucket/wiki).
 
 Installation
 --------
 
-1. Download latest **gitbucket.war** from [the release page](https://github.com/takezoe/gitbucket/releases).
+1. Download latest **gitbucket.war** from [the release page](https://github.com/gitbucket/gitbucket/releases).
 2. Deploy it to the Servlet 3.0 container such as Tomcat 7.x, Jetty 8.x, GlassFish 3.x or higher.
 3. Access **http://[hostname]:[port]/gitbucket/** using your web browser.
 
@@ -42,7 +42,7 @@ or you can start GitBucket by `java -jar gitbucket.war` without servlet containe
 
 To upgrade GitBucket, only replace gitbucket.war. All GitBucket data is stored in HOME/.gitbucket. So if you want to back up GitBucket data, copy this directory to the other disk.
 
-For Installation on Windows Server with IIS see [this wiki page](https://github.com/takezoe/gitbucket/wiki/Installation-on-IIS-and-Helicontech-Zoo)
+For Installation on Windows Server with IIS see [this wiki page](https://github.com/gitbucket/gitbucket/wiki/Installation-on-IIS-and-Helicontech-Zoo)
 
 ### Mac OS X
 #### Installing Via Homebrew
@@ -65,7 +65,7 @@ Or, if you don't want/need launchctl, you can just run:
 ```
 
 #### Manual Installation
-On OS X, copy the [gitbucket.plist](https://raw.github.com/takezoe/gitbucket/master/contrib/macosx/gitbucket.plist) file to `~/Library/LaunchAgents/`
+On OS X, generate `gitbucket.plist` by [this script](https://raw.githubusercontent.com/gitbucket/gitbucket/master/contrib/macosx/makePlist) and copy it to `~/Library/LaunchAgents/`
 
 Run the following commands in `Terminal` to
 
@@ -80,21 +80,32 @@ GitBucket has the plug-in system to extend GitBucket from outside of GitBucket.
 - [gitbucket-announce-plugin](https://github.com/gitbucket-plugins/gitbucket-announce-plugin)
 - [gitbucket-h2-backup-plugin](https://github.com/gitbucket-plugins/gitbucket-h2-backup-plugin)
 - [gitbucket-desktopnotify-plugin](https://github.com/yoshiyoshifujii/gitbucket-desktopnotify-plugin)
+- [gitbucket-commitgraphs-plugin](https://github.com/yoshiyoshifujii/gitbucket-commitgraphs-plugin)
 
 You can find community plugins other than them at [gitbucket community plugins](http://gitbucket-plugins.github.io/).
 
 Support
 --------
 
-- If you have any question about GitBucket, send it to [gitter room](https://gitter.im/takezoe/gitbucket) before raise an issue.
+- If you have any question about GitBucket, send it to [gitter room](https://gitter.im/gitbucket/gitbucket) before raise an issue.
+- Make sure check whether there is a same question or request in the past.
 - When raise a new issue, write subject in **English** at least.
-- We can also support in Japaneses other than English at [gitter room for Japanese](https://gitter.im/takezoe/gitbucket_ja).
+- We can also support in Japaneses other than English at [gitter room for Japanese](https://gitter.im/gitbucket/gitbucket_ja).
+- First priority of GitBucket is easy installation and reproduce GitHub behavior, so we might reject if your request is against it.
 
 Release Notes
 --------
+### 3.8 - 31 Oct 2015
+- Moved to organization
+- Omit diff view for large differences
+- Repository creation API
+- Render url as link in repository description
+- Expand attachable file types
+
 ### 3.7 - 3 Oct 2015
 - Markdown processor has been switched to [markedj](https://github.com/gitbucket/markedj) from pegdown
 - Clone in desktop button
+- Providing MD5 and SHA-1 checksum for `gitbucket.war` has started
 
 ### 3.6 - 30 Aug 2015
 - User interface Improvements: Especially, commit list, issues and pull request have been updated largely.

contrib/install

@@ -38,7 +38,7 @@ createDir "$GITBUCKET_DIR"
 createDir "$GITBUCKET_LOG_DIR"
 
 echo "Fetching GitBucket v$GITBUCKET_VERSION and saving as $GITBUCKET_WAR_FILE"
-sudo wget -qO "$GITBUCKET_WAR_FILE" https://github.com/takezoe/gitbucket/releases/download/$GITBUCKET_VERSION/gitbucket.war
+sudo wget -qO "$GITBUCKET_WAR_FILE" https://github.com/gitbucket/gitbucket/releases/download/$GITBUCKET_VERSION/gitbucket.war
 
 sudo rm -f "$GITBUCKET_LOG_DIR/run.log"
 

contrib/linux/redhat/gitbucket.spec

@@ -3,7 +3,7 @@ Summary:	GitHub clone written with Scala.
 Version:	2.6
 Release:	1%{?dist}
 License:	Apache
-URL:		https://github.com/takezoe/gitbucket
+URL:		https://github.com/gitbucket/gitbucket
 Group:		System/Servers
 Source0:	%{name}.war
 Source1:	%{name}.init

doc/auto_update.md

@@ -2,7 +2,7 @@ Automatic Schema Updating
 ========
 GitBucket uses H2 database to manage project and account data. GitBucket updates database schema automatically in the first run after the upgrading.
 
-To release a new version of GitBucket, add the version definition to the [gitbucket.core.servlet.AutoUpdate](https://github.com/takezoe/gitbucket/blob/master/src/main/scala/gitbucket/core/servlet/AutoUpdate.scala) at first.
+To release a new version of GitBucket, add the version definition to the [gitbucket.core.servlet.AutoUpdate](https://github.com/gitbucket/gitbucket/blob/master/src/main/scala/gitbucket/core/servlet/AutoUpdate.scala) at first.
 
 ```scala
 object AutoUpdate {
@@ -16,7 +16,7 @@ object AutoUpdate {
   ...
 ```
 
-Next, add a SQL file which updates database schema into [/src/main/resources/update/](https://github.com/takezoe/gitbucket/tree/master/src/main/resources/update) as ```MAJOR_MINOR.sql```.
+Next, add a SQL file which updates database schema into [/src/main/resources/update/](https://github.com/gitbucket/gitbucket/tree/master/src/main/resources/update) as ```MAJOR_MINOR.sql```.
 
 GitBucket stores the current version to ```GITBUCKET_HOME/version``` and checks it at start-up. If the stored version differs from the actual version, it executes differences of SQL files between the stored version and the actual version. And ```GITBUCKET_HOME/version``` is updated by the actual version.
 

project/build.scala

@@ -10,7 +10,7 @@ import sbtassembly.AssemblyKeys._
 object MyBuild extends Build {
   val Organization = "gitbucket"
   val Name = "gitbucket"
-  val Version = "3.7.0"
+  val Version = "3.8.0"
   val ScalaVersion = "2.11.6"
   val ScalatraVersion = "2.3.1"
 
@@ -51,11 +51,12 @@ object MyBuild extends Build {
       "org.json4s" %% "json4s-jackson" % "3.2.11",
       "jp.sf.amateras" %% "scalatra-forms" % "0.1.0",
       "commons-io" % "commons-io" % "2.4",
-      "io.github.gitbucket" % "markedj" % "1.0.3",
+      "io.github.gitbucket" % "markedj" % "1.0.4-SNAPSHOT",
       "org.apache.commons" % "commons-compress" % "1.9",
       "org.apache.commons" % "commons-email" % "1.3.3",
       "org.apache.httpcomponents" % "httpclient" % "4.3.6",
       "org.apache.sshd" % "apache-sshd" % "0.11.0",
+      "org.apache.tika" % "tika-core" % "1.10",
       "com.typesafe.slick" %% "slick" % "2.1.0",
       "com.novell.ldap" % "jldap" % "2009-10-07",
       "com.h2database" % "h2" % "1.4.180",

release/build.xml

@@ -55,7 +55,12 @@
             tofile="${target.dir}/scala-${scala.version}/gitbucket.war"/>
   </target>
 
-  <target name="all" depends="rename">
+  <target name="checksum" depends="rename">
+    <checksum file="${target.dir}/scala-${scala.version}/gitbucket.war" algorithm="MD5" format="MD5SUM" forceOverwrite="yes" fileext=".md5"/>
+    <checksum file="${target.dir}/scala-${scala.version}/gitbucket.war" algorithm="SHA" format="MD5SUM" forceOverwrite="yes" fileext=".sha1"/>
+  </target>
+
+  <target name="all" depends="checksum">
   </target>
 
 

src/main/resources/update/1_0.sql

@@ -128,7 +128,7 @@ INSERT INTO ACCOUNT (
   'root@localhost',
   'dc76e9f0c0006e8f919e0c515c66dbba3982f785',
   true,
-  'https://github.com/takezoe/gitbucket',
+  'https://github.com/gitbucket/gitbucket',
   SYSDATE,
   SYSDATE,
   NULL

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

@@ -20,13 +20,21 @@ case class ApiCommit(
   removed: List[String],
   modified: List[String],
   author: ApiPersonIdent,
-  committer: ApiPersonIdent)(repositoryName:RepositoryName) extends FieldSerializable{
+  committer: ApiPersonIdent)(repositoryName:RepositoryName, urlIsHtmlUrl: Boolean) extends FieldSerializable{
-  val url = ApiPath(s"/api/v3/${repositoryName.fullName}/commits/${id}")
+  val url = if(urlIsHtmlUrl){
-  val html_url = ApiPath(s"/${repositoryName.fullName}/commit/${id}")
+    ApiPath(s"/${repositoryName.fullName}/commit/${id}")
+  }else{
+    ApiPath(s"/api/v3/${repositoryName.fullName}/commits/${id}")
+  }
+  val html_url = if(urlIsHtmlUrl){
+    None
+  }else{
+    Some(ApiPath(s"/${repositoryName.fullName}/commit/${id}"))
+  }
 }
 
 object ApiCommit{
-  def apply(git: Git, repositoryName: RepositoryName, commit: CommitInfo): ApiCommit = {
+  def apply(git: Git, repositoryName: RepositoryName, commit: CommitInfo, urlIsHtmlUrl: Boolean = false): ApiCommit = {
     val diffs = JGitUtil.getDiffs(git, commit.id, false)
     ApiCommit(
       id        = commit.id,
@@ -43,6 +51,7 @@ object ApiCommit{
       },
       author    = ApiPersonIdent.author(commit),
       committer = ApiPersonIdent.committer(commit)
-    )(repositoryName)
+    )(repositoryName, urlIsHtmlUrl)
   }
+  def forPushPayload(git: Git, repositoryName: RepositoryName, commit: CommitInfo): ApiCommit = apply(git, repositoryName, commit, true)
 }

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

@@ -1,39 +0,0 @@
-package gitbucket.core.api
-
-import gitbucket.core.util.JGitUtil
-import gitbucket.core.util.JGitUtil.CommitInfo
-import gitbucket.core.util.RepositoryName
-
-import org.eclipse.jgit.diff.DiffEntry
-import org.eclipse.jgit.api.Git
-
-import java.util.Date
-
-/**
- * https://developer.github.com/v3/activity/events/types/#pushevent
- */
-case class ApiPushCommit(
-  id: String,
-  message: String,
-  timestamp: Date,
-  added: List[String],
-  removed: List[String],
-  modified: List[String],
-  author: ApiPersonIdent,
-  committer: ApiPersonIdent)(repositoryName:RepositoryName) extends FieldSerializable {
-  val url = ApiPath(s"/${repositoryName.fullName}/commit/${id}")
-}
-
-object ApiPushCommit{
-  def apply(commit: ApiCommit, repositoryName: RepositoryName): ApiPushCommit = ApiPushCommit(
-    id = commit.id,
-    message = commit.message,
-    timestamp = commit.timestamp,
-    added = commit.added,
-    removed = commit.removed,
-    modified = commit.modified,
-    author = commit.author,
-    committer = commit.committer)(repositoryName)
-  def apply(git: Git, repositoryName: RepositoryName, commit: CommitInfo): ApiPushCommit =
-    ApiPushCommit(ApiCommit(git, repositoryName, commit), repositoryName)
-}

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

@@ -13,10 +13,14 @@ case class ApiRepository(
   forks: Int,
   `private`: Boolean,
   default_branch: String,
-  owner: ApiUser) {
+  owner: ApiUser)(urlIsHtmlUrl: Boolean) {
   val forks_count   = forks
   val watchers_count = watchers
-  val url       = ApiPath(s"/api/v3/repos/${full_name}")
+  val url       = if(urlIsHtmlUrl){
+    ApiPath(s"/${full_name}")
+  }else{
+    ApiPath(s"/api/v3/repos/${full_name}")
+  }
   val http_url  = ApiPath(s"/git/${full_name}.git")
   val clone_url = ApiPath(s"/git/${full_name}.git")
   val html_url  = ApiPath(s"/${full_name}")
@@ -27,7 +31,8 @@ object ApiRepository{
       repository: Repository,
       owner: ApiUser,
       forkedCount: Int =0,
-      watchers: Int = 0): ApiRepository =
+      watchers: Int = 0,
+      urlIsHtmlUrl: Boolean = false): ApiRepository =
     ApiRepository(
       name        = repository.repositoryName,
       full_name   = s"${repository.userName}/${repository.repositoryName}",
@@ -37,7 +42,7 @@ object ApiRepository{
       `private`   = repository.isPrivate,
       default_branch = repository.defaultBranch,
       owner       = owner
-    )
+    )(urlIsHtmlUrl)
 
   def apply(repositoryInfo: RepositoryInfo, owner: ApiUser): ApiRepository =
     ApiRepository(repositoryInfo.repository, owner, forkedCount=repositoryInfo.forkedCount)
@@ -45,4 +50,7 @@ object ApiRepository{
   def apply(repositoryInfo: RepositoryInfo, owner: Account): ApiRepository =
     this(repositoryInfo.repository, ApiUser(owner))
 
+  def forPushPayload(repositoryInfo: RepositoryInfo, owner: ApiUser): ApiRepository =
+    ApiRepository(repositoryInfo.repository, owner, forkedCount=repositoryInfo.forkedCount, urlIsHtmlUrl=true)
+
 }

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

@@ -0,0 +1,19 @@
+package gitbucket.core.api
+
+/**
+ * https://developer.github.com/v3/repos/#create
+ * api form
+ */
+case class CreateARepository(
+    name: String,
+    description: Option[String],
+    `private`: Boolean = false,
+    auto_init: Boolean = false
+) {
+  def isValid: Boolean = {
+    name.length<=40 &&
+        name.matches("[a-zA-Z0-9\\-\\+_.]+") &&
+        !name.startsWith("_") &&
+        !name.startsWith("-")
+  }
+}

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

@@ -366,56 +366,7 @@ trait AccountControllerBase extends AccountManagementControllerBase {
   post("/new", newRepositoryForm)(usersOnly { form =>
     LockUtil.lock(s"${form.owner}/${form.name}"){
       if(getRepository(form.owner, form.name, context.baseUrl).isEmpty){
-        val ownerAccount  = getAccountByUserName(form.owner).get
+        createRepository(form.owner, form.name, form.description, form.isPrivate, form.createReadme)
-        val loginAccount  = context.loginAccount.get
-        val loginUserName = loginAccount.userName
-
-        // Insert to the database at first
-        createRepository(form.name, form.owner, form.description, form.isPrivate)
-
-        // Add collaborators for group repository
-        if(ownerAccount.isGroupAccount){
-          getGroupMembers(form.owner).foreach { member =>
-            addCollaborator(form.owner, form.name, member.userName)
-          }
-        }
-
-        // Insert default labels
-        insertDefaultLabels(form.owner, form.name)
-
-        // Create the actual repository
-        val gitdir = getRepositoryDir(form.owner, form.name)
-        JGitUtil.initRepository(gitdir)
-
-        if(form.createReadme){
-          using(Git.open(gitdir)){ git =>
-            val builder  = DirCache.newInCore.builder()
-            val inserter = git.getRepository.newObjectInserter()
-            val headId   = git.getRepository.resolve(Constants.HEAD + "^{commit}")
-            val content  = if(form.description.nonEmpty){
-              form.name + "\n" +
-              "===============\n" +
-              "\n" +
-              form.description.get
-            } else {
-              form.name + "\n" +
-              "===============\n"
-            }
-
-            builder.add(JGitUtil.createDirCacheEntry("README.md", FileMode.REGULAR_FILE,
-              inserter.insert(Constants.OBJ_BLOB, content.getBytes("UTF-8"))))
-            builder.finish()
-
-            JGitUtil.createNewCommit(git, inserter, headId, builder.getDirCache.writeTree(inserter),
-              Constants.HEAD, loginAccount.fullName, loginAccount.mailAddress, "Initial commit")
-          }
-        }
-
-        // Create Wiki repository
-        createWikiRepository(loginAccount, form.owner, form.name)
-
-        // Record activity
-        recordCreateRepositoryActivity(form.owner, form.name, loginUserName)
       }
 
       // redirect to the repository
@@ -423,6 +374,54 @@ trait AccountControllerBase extends AccountManagementControllerBase {
     }
   })
 
+  /**
+   * Create user repository
+   * https://developer.github.com/v3/repos/#create
+   */
+  post("/api/v3/user/repos")(usersOnly {
+    val owner = context.loginAccount.get.userName
+    (for {
+      data <- extractFromJsonBody[CreateARepository] if data.isValid
+    } yield {
+      LockUtil.lock(s"${owner}/${data.name}") {
+        if(getRepository(owner, data.name, context.baseUrl).isEmpty){
+          createRepository(owner, data.name, data.description, data.`private`, data.auto_init)
+          val repository = getRepository(owner, data.name, context.baseUrl).get
+          JsonFormat(ApiRepository(repository, ApiUser(getAccountByUserName(owner).get)))
+        } else {
+          ApiError(
+            "A repository with this name already exists on this account", 
+            Some("https://developer.github.com/v3/repos/#create")
+          )
+        }
+      }
+    }) getOrElse NotFound
+  })
+
+  /**
+   * Create group repository
+   * https://developer.github.com/v3/repos/#create
+   */
+  post("/api/v3/orgs/:org/repos")(managersOnly {
+    val groupName = params("org")
+    (for {
+      data <- extractFromJsonBody[CreateARepository] if data.isValid
+    } yield {
+      LockUtil.lock(s"${groupName}/${data.name}") {
+        if(getRepository(groupName, data.name, context.baseUrl).isEmpty){
+          createRepository(groupName, data.name, data.description, data.`private`, data.auto_init)
+          val repository = getRepository(groupName, data.name, context.baseUrl).get
+          JsonFormat(ApiRepository(repository, ApiUser(getAccountByUserName(groupName).get)))
+        } else {
+          ApiError(
+            "A repository with this name already exists for this group", 
+            Some("https://developer.github.com/v3/repos/#create")
+          )
+        }
+      }
+    }) getOrElse NotFound
+  })
+
   get("/:owner/:repository/fork")(readableUsersOnly { repository =>
     val loginAccount   = context.loginAccount.get
     val loginUserName  = loginAccount.userName
@@ -496,6 +495,59 @@ trait AccountControllerBase extends AccountManagementControllerBase {
     }
   })
 
+  private def createRepository(owner: String, name: String, description: Option[String], isPrivate: Boolean, createReadme: Boolean) {
+    val ownerAccount  = getAccountByUserName(owner).get
+    val loginAccount  = context.loginAccount.get
+    val loginUserName = loginAccount.userName
+
+    // Insert to the database at first
+    createRepository(name, owner, description, isPrivate)
+
+    // Add collaborators for group repository
+    if(ownerAccount.isGroupAccount){
+      getGroupMembers(owner).foreach { member =>
+        addCollaborator(owner, name, member.userName)
+      }
+    }
+
+    // Insert default labels
+    insertDefaultLabels(owner, name)
+
+    // Create the actual repository
+    val gitdir = getRepositoryDir(owner, name)
+    JGitUtil.initRepository(gitdir)
+
+    if(createReadme){
+      using(Git.open(gitdir)){ git =>
+        val builder  = DirCache.newInCore.builder()
+        val inserter = git.getRepository.newObjectInserter()
+        val headId   = git.getRepository.resolve(Constants.HEAD + "^{commit}")
+        val content  = if(description.nonEmpty){
+          name + "\n" +
+          "===============\n" +
+          "\n" +
+          description.get
+        } else {
+          name + "\n" +
+          "===============\n"
+        }
+
+        builder.add(JGitUtil.createDirCacheEntry("README.md", FileMode.REGULAR_FILE,
+          inserter.insert(Constants.OBJ_BLOB, content.getBytes("UTF-8"))))
+        builder.finish()
+
+        JGitUtil.createNewCommit(git, inserter, headId, builder.getDirCache.writeTree(inserter),
+          Constants.HEAD, loginAccount.fullName, loginAccount.mailAddress, "Initial commit")
+      }
+    }
+
+    // Create Wiki repository
+    createWikiRepository(loginAccount, owner, name)
+
+    // Record activity
+    recordCreateRepositoryActivity(owner, name, loginUserName)
+  }
+
   private def insertDefaultLabels(userName: String, repositoryName: String): Unit = {
     createLabel(userName, repositoryName, "bug", "fc2929")
     createLabel(userName, repositoryName, "duplicate", "cccccc")

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

@@ -17,22 +17,22 @@ class FileUploadController extends ScalatraServlet with FileUploadSupport {
   configureMultipartHandling(MultipartConfig(maxFileSize = Some(3 * 1024 * 1024)))
 
   post("/image"){
-    execute { (file, fileId) =>
+    execute({ (file, fileId) =>
       FileUtils.writeByteArrayToFile(new java.io.File(getTemporaryDir(session.getId), fileId), file.get)
       session += Keys.Session.Upload(fileId) -> file.name
-    }
+    }, FileUtil.isImage)
   }
 
-  post("/image/:owner/:repository"){
+  post("/file/:owner/:repository"){
-    execute { (file, fileId) =>
+    execute({ (file, fileId) =>
       FileUtils.writeByteArrayToFile(new java.io.File(
         getAttachedDir(params("owner"), params("repository")),
         fileId + "." + FileUtil.getExtension(file.getName)), file.get)
-    }
+    }, FileUtil.isUploadableType)
   }
 
-  private def execute(f: (FileItem, String) => Unit) = fileParams.get("file") match {
+  private def execute(f: (FileItem, String) => Unit, mimeTypeChcker: (String) => Boolean) = fileParams.get("file") match {
-    case Some(file) if(FileUtil.isImage(file.name)) =>
+    case Some(file) if(mimeTypeChcker(file.name)) =>
       defining(FileUtil.generateFileId){ fileId =>
         f(file, fileId)
 

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

@@ -332,6 +332,7 @@ trait IssuesControllerBase extends ControllerBase {
     (Directory.getAttachedDir(repository.owner, repository.name) match {
       case dir if(dir.exists && dir.isDirectory) =>
         dir.listFiles.find(_.getName.startsWith(params("file") + ".")).map { file =>
+          response.setHeader("Content-Disposition", f"""inline; filename=${file.getName}""")
           RawData(FileUtil.getMimeType(file.getName), file)
         }
       case _ => None
@@ -352,6 +353,7 @@ trait IssuesControllerBase extends ControllerBase {
     }
   }
 
+  // TODO Same method exists in PullRequestController. Should it moved to IssueService?
   private def createReferComment(owner: String, repository: String, fromIssue: Issue, message: String) = {
     StringUtil.extractIssueId(message).foreach { issueId =>
       val content = fromIssue.issueId + ":" + fromIssue.title

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

@@ -294,6 +294,9 @@ trait PullRequestsControllerBase extends ControllerBase {
       originRepositoryName <- if(originOwner == forkedOwner) {
         // Self repository
         Some(forkedRepository.name)
+      } else if(forkedRepository.repository.originUserName.isEmpty){
+        // when ForkedRepository is the original repository
+        getForkedRepositories(forkedRepository.owner, forkedRepository.name).find(_._1 == originOwner).map(_._2)
       } else if(Some(originOwner) == forkedRepository.repository.originUserName){
         // Original repository
         forkedRepository.repository.originRepositoryName
@@ -436,8 +439,11 @@ trait PullRequestsControllerBase extends ControllerBase {
       // call web hook
       callPullRequestWebHook("opened", repository, issueId, context.baseUrl, context.loginAccount.get)
 
-      // notifications
       getIssue(owner, name, issueId.toString) foreach { issue =>
+        // extract references and create refer comment
+        createReferComment(owner, name, issue, form.title + " " + form.content.getOrElse(""))
+
+        // notifications
         Notifier().toNotify(repository, issue, form.content.getOrElse("")){
           Notifier.msgPullRequest(s"${context.baseUrl}/${owner}/${name}/pull/${issueId}")
         }
@@ -447,6 +453,19 @@ trait PullRequestsControllerBase extends ControllerBase {
     }
   })
 
+  // TODO Same method exists in IssueController. Should it moved to IssueService?
+  private def createReferComment(owner: String, repository: String, fromIssue: Issue, message: String) = {
+    StringUtil.extractIssueId(message).foreach { issueId =>
+      val content = fromIssue.issueId + ":" + fromIssue.title
+      if(getIssue(owner, repository, issueId).isDefined){
+        // Not add if refer comment already exist.
+        if(!getComments(owner, repository, issueId.toInt).exists { x => x.action == "refer" && x.content == content }) {
+          createComment(owner, repository, context.loginAccount.get.userName, issueId.toInt, content, "refer")
+        }
+      }
+    }
+  }
+
   /**
    * Parses branch identifier and extracts owner and branch name as tuple.
    *

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

@@ -14,6 +14,7 @@ import org.apache.commons.io.FileUtils
 import org.scalatra.i18n.Messages
 import org.eclipse.jgit.api.Git
 import org.eclipse.jgit.lib.Constants
+import org.eclipse.jgit.lib.ObjectId
 
 
 class RepositorySettingsController extends RepositorySettingsControllerBase
@@ -165,13 +166,15 @@ trait RepositorySettingsControllerBase extends ControllerBase {
       import scala.collection.JavaConverters._
       val commits = if(repository.commitCount == 0) List.empty else git.log
         .add(git.getRepository.resolve(repository.repository.defaultBranch))
-        .setMaxCount(3)
+        .setMaxCount(4)
-        .call.iterator.asScala.map(new CommitInfo(_))
+        .call.iterator.asScala.map(new CommitInfo(_)).toList
 
       getAccountByUserName(repository.owner).foreach { ownerAccount =>
         callWebHook("push",
           List(WebHook(repository.owner, repository.name, form.url)),
-          WebHookPushPayload(git, ownerAccount, "refs/heads/" + repository.repository.defaultBranch, repository, commits.toList, ownerAccount)
+          WebHookPushPayload(git, ownerAccount, "refs/heads/" + repository.repository.defaultBranch, repository, (if(commits.isEmpty){Nil}else{commits.tail}), ownerAccount,
+                             oldId = commits.lastOption.map(_.id).map(ObjectId.fromString).getOrElse(ObjectId.zeroId()),
+                             newId = commits.headOption.map(_.id).map(ObjectId.fromString).getOrElse(ObjectId.zeroId()))
         )
       }
       flash += "url"  -> form.url

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

@@ -293,8 +293,12 @@ trait RepositoryViewerControllerBase extends ControllerBase {
       getPathObjectId(git, path, revCommit).map { objectId =>
         if(raw){
           // Download
-          JGitUtil.getContentFromId(git, objectId, true).map { bytes =>
+          JGitUtil.getObjectLoaderFromId(git, objectId){ loader =>
-            RawData("application/octet-stream", bytes)
+            //RawData("application/octet-stream", bytes)
+            contentType = "application/octet-stream"
+            response.setContentLength(loader.getSize.toInt)
+            loader.copyTo(response.getOutputStream)
+            ()
           } getOrElse NotFound
         } else {
           html.blob(id, repository, path.split("/").toList,
@@ -665,7 +669,8 @@ trait RepositoryViewerControllerBase extends ControllerBase {
         val commit = new JGitUtil.CommitInfo(JGitUtil.getRevCommitFromId(git, commitId))
         callWebHookOf(repository.owner, repository.name, "push") {
           getAccountByUserName(repository.owner).map{ ownerAccount =>
-            WebHookPushPayload(git, loginAccount, headName, repository, List(commit), ownerAccount)
+            WebHookPushPayload(git, loginAccount, headName, repository, List(commit), ownerAccount,
+                               oldId = headTip, newId = commitId)
           }
         }
       }

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

@@ -92,7 +92,7 @@ trait IssuesService {
   def getCommitStatues(issueList:Seq[(String, String, Int)])(implicit s: Session) :Map[(String, String, Int), CommitStatusInfo] ={
     if(issueList.isEmpty){
       Map.empty
-    }else{
+    } else {
       import scala.slick.jdbc._
       val issueIdQuery = issueList.map(i => "(PR.USER_NAME=? AND PR.REPOSITORY_NAME=? AND PR.ISSUE_ID=?)").mkString(" OR ")
       implicit val qset = SetParameter[Seq[(String, String, Int)]] {

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

@@ -66,10 +66,6 @@ trait RepositoryService { self: AccountService =>
           (t.parentUserName === oldUserName.bind) && (t.parentRepositoryName === oldRepositoryName.bind)
         }.map { t => t.originUserName -> t.originRepositoryName }.update(newUserName, newRepositoryName)
 
-        PullRequests.filter { t =>
-          t.requestRepositoryName === oldRepositoryName.bind
-        }.map { t => t.requestUserName -> t.requestRepositoryName }.update(newUserName, newRepositoryName)
-
         // Updates activity fk before deleting repository because activity is sorted by activityId
         // and it can't be changed by deleting-and-inserting record.
         Activities.filter(_.byRepository(oldUserName, oldRepositoryName)).list.foreach { activity =>
@@ -98,6 +94,11 @@ trait RepositoryService { self: AccountService =>
         CommitComments.insertAll(commitComments.map(_.copy(userName = newUserName, repositoryName = newRepositoryName)) :_*)
         CommitStatuses.insertAll(commitStatuses.map(_.copy(userName = newUserName, repositoryName = newRepositoryName)) :_*)
 
+        // Update source repository of pull requests
+        PullRequests.filter { t =>
+          (t.requestUserName === oldUserName.bind) && (t.requestRepositoryName === oldRepositoryName.bind)
+        }.map { t => t.requestUserName -> t.requestRepositoryName }.update(newUserName, newRepositoryName)
+
         // Convert labelId
         val oldLabelMap = labels.map(x => (x.labelId, x.labelName)).toMap
         val newLabelMap = Labels.filter(_.byRepository(newUserName, newRepositoryName)).map(x => (x.labelName, x.labelId)).list.toMap

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

@@ -12,6 +12,7 @@ import org.apache.http.NameValuePair
 import org.apache.http.client.entity.UrlEncodedFormEntity
 import org.apache.http.message.BasicNameValuePair
 import org.eclipse.jgit.api.Git
+import org.eclipse.jgit.lib.ObjectId
 import org.slf4j.LoggerFactory
 
 
@@ -192,21 +193,33 @@ object WebHookService {
   case class WebHookPushPayload(
     pusher: ApiUser,
     ref: String,
-    commits: List[ApiPushCommit],
+    before: String,
+    after: String,
+    commits: List[ApiCommit],
     repository: ApiRepository
-  ) extends WebHookPayload
+  ) extends FieldSerializable with WebHookPayload {
+    val compare = commits.size match {
+      case 0 => ApiPath(s"/${repository.full_name}") // maybe test hook on un-initalied repository
+      case 1 => ApiPath(s"/${repository.full_name}/commit/${after}")
+      case _ if before.filterNot(_=='0').isEmpty => ApiPath(s"/${repository.full_name}/compare/${commits.head.id}^...${after}")
+      case _ => ApiPath(s"/${repository.full_name}/compare/${before}...${after}")
+    }
+    val head_commit = commits.lastOption
+  }
 
   object WebHookPushPayload {
     def apply(git: Git, pusher: Account, refName: String, repositoryInfo: RepositoryInfo,
-              commits: List[CommitInfo], repositoryOwner: Account): WebHookPushPayload =
+              commits: List[CommitInfo], repositoryOwner: Account,
+              newId: ObjectId, oldId: ObjectId): WebHookPushPayload =
       WebHookPushPayload(
-        ApiUser(pusher),
+        pusher     = ApiUser(pusher),
-        refName,
+        ref        = refName,
-        commits.map{ commit => ApiPushCommit(git, RepositoryName(repositoryInfo), commit) },
+        before     = ObjectId.toString(oldId),
-        ApiRepository(
+        after      = ObjectId.toString(newId),
+        commits    = commits.map{ commit => ApiCommit.forPushPayload(git, RepositoryName(repositoryInfo), commit) },
+        repository = ApiRepository.forPushPayload(
           repositoryInfo,
-          owner= ApiUser(repositoryOwner)
+          owner= ApiUser(repositoryOwner))
-        )
       )
   }
 

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

@@ -21,6 +21,7 @@ object AutoUpdate {
    * The history of versions. A head of this sequence is the current BitBucket version.
    */
   val versions = Seq(
+    new Version(3, 8),
     new Version(3, 7) with SystemSettingsService {
       override def update(conn: Connection, cl: ClassLoader): Unit = {
         super.update(conn, cl)

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

@@ -203,7 +203,8 @@ class CommitLogHook(owner: String, repository: String, pusher: String, baseUrl:
           callWebHookOf(owner, repository, "push"){
             for(pusherAccount <- getAccountByUserName(pusher);
               ownerAccount   <- getAccountByUserName(owner)) yield {
-              WebHookPushPayload(git, pusherAccount, command.getRefName, repositoryInfo, newCommits, ownerAccount)
+              WebHookPushPayload(git, pusherAccount, command.getRefName, repositoryInfo, newCommits, ownerAccount,
+                                 newId = command.getNewId(), oldId = command.getOldId())
             }
           }
         }

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

@@ -14,7 +14,7 @@ object SshServer {
 
   private def configure(port: Int, baseUrl: String) = {
     server.setPort(port)
-    server.setKeyPairProvider(new SimpleGeneratorHostKeyProvider(s"${Directory.GitBucketHome}/gitbucket.ser"))
+    server.setKeyPairProvider(new SimpleGeneratorHostKeyProvider(s"${Directory.GitBucketHome}/gitbucket.ser", "RSA"))
     server.setPublickeyAuthenticator(new PublicKeyAuthenticator)
     server.setCommandFactory(new GitCommandFactory(baseUrl))
     server.setShellFactory(new NoShell)

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

@@ -1,7 +1,7 @@
 package gitbucket.core.util
 
 import org.apache.commons.io.FileUtils
-import java.net.URLConnection
+import org.apache.tika.Tika
 import java.io.File
 import ControlUtil._
 import scala.util.Random
@@ -9,8 +9,8 @@ import scala.util.Random
 object FileUtil {
 
   def getMimeType(name: String): String =
-    defining(URLConnection.getFileNameMap()){ fileNameMap =>
+    defining(new Tika()){ tika =>
-      fileNameMap.getContentTypeFor(name) match {
+      tika.detect(name) match {
         case null     => "application/octet-stream"
         case mimeType => mimeType
       }
@@ -28,6 +28,8 @@ object FileUtil {
 
   def isImage(name: String): Boolean = getMimeType(name).startsWith("image/")
 
+  def isUploadableType(name: String): Boolean = mimeTypeWhiteList contains getMimeType(name)
+
   def isLarge(size: Long): Boolean = (size > 1024 * 1000)
 
   def isText(content: Array[Byte]): Boolean = !content.contains(0)
@@ -50,4 +52,14 @@ object FileUtil {
       FileUtils.deleteDirectory(dir)
     }
   }
+
+  val mimeTypeWhiteList: Array[String] = Array(
+      "application/pdf",
+      "application/vnd.openxmlformats-officedocument.presentationml.presentation",
+      "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
+      "application/vnd.openxmlformats-officedocument.wordprocessingml.document",
+      "image/gif",
+      "image/jpeg",
+      "image/png",
+      "text/plain")
 }

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

@@ -65,6 +65,7 @@ object Implicits {
 
     def paths: Array[String] = (request.getRequestURI.substring(request.getContextPath.length + 1) match{
       case path if path.startsWith("api/v3/repos/") => path.substring(13/* "/api/v3/repos".length */)
+      case path if path.startsWith("api/v3/orgs/") => path.substring(12/* "/api/v3/orgs".length */)
       case path => path
     }).split("/")
 

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

@@ -100,8 +100,18 @@ object JGitUtil {
     def isDifferentFromAuthor: Boolean = authorName != committerName || authorEmailAddress != committerEmailAddress
   }
 
-  case class DiffInfo(changeType: ChangeType, oldPath: String, newPath: String, oldContent: Option[String], newContent: Option[String],
+  case class DiffInfo(
-                      oldIsImage: Boolean, newIsImage: Boolean, oldObjectId: Option[String], newObjectId: Option[String])
+    changeType: ChangeType,
+    oldPath: String,
+    newPath: String,
+    oldContent: Option[String],
+    newContent: Option[String],
+    oldIsImage: Boolean,
+    newIsImage: Boolean,
+    oldObjectId: Option[String],
+    newObjectId: Option[String],
+    tooLarge: Boolean
+  )
 
   /**
    * The file content data for the file content view of the repository viewer.
@@ -495,11 +505,31 @@ object JGitUtil {
           while(treeWalk.next){
             val newIsImage = FileUtil.isImage(treeWalk.getPathString)
             buffer.append((if(!fetchContent){
-              DiffInfo(ChangeType.ADD, null, treeWalk.getPathString, None, None, false, newIsImage, None, Option(treeWalk.getObjectId(0)).map(_.name))
+              DiffInfo(
+                changeType  = ChangeType.ADD,
+                oldPath     = null,
+                newPath     = treeWalk.getPathString,
+                oldContent  = None,
+                newContent  = None,
+                oldIsImage  = false,
+                newIsImage  = newIsImage,
+                oldObjectId = None,
+                newObjectId = Option(treeWalk.getObjectId(0)).map(_.name),
+                tooLarge    = false
+              )
             } else {
-              DiffInfo(ChangeType.ADD, null, treeWalk.getPathString, None,
+              DiffInfo(
-                JGitUtil.getContentFromId(git, treeWalk.getObjectId(0), false).filter(FileUtil.isText).map(convertFromByteArray),
+                changeType  = ChangeType.ADD,
-                false, newIsImage, None, Option(treeWalk.getObjectId(0)).map(_.name))
+                oldPath     = null,
+                newPath     = treeWalk.getPathString,
+                oldContent  = None,
+                newContent  = JGitUtil.getContentFromId(git, treeWalk.getObjectId(0), false).filter(FileUtil.isText).map(convertFromByteArray),
+                oldIsImage  = false,
+                newIsImage  = newIsImage,
+                oldObjectId = None,
+                newObjectId = Option(treeWalk.getObjectId(0)).map(_.name),
+                tooLarge    = false
+              )
             }))
           }
           (buffer.toList, None)
@@ -518,16 +548,52 @@ object JGitUtil {
 
     import scala.collection.JavaConverters._
     git.getRepository.getConfig.setString("diff", null, "renames", "copies")
-    git.diff.setNewTree(newTreeIter).setOldTree(oldTreeIter).call.asScala.map { diff =>
+
-      val oldIsImage = FileUtil.isImage(diff.getOldPath)
+    val diffs = git.diff.setNewTree(newTreeIter).setOldTree(oldTreeIter).call.asScala
-      val newIsImage = FileUtil.isImage(diff.getNewPath)
+    diffs.map { diff =>
-      if(!fetchContent || oldIsImage || newIsImage){
+      if(diffs.size > 100){
-        DiffInfo(diff.getChangeType, diff.getOldPath, diff.getNewPath, None, None, oldIsImage, newIsImage, Option(diff.getOldId).map(_.name), Option(diff.getNewId).map(_.name))
+        DiffInfo(
+          changeType  = diff.getChangeType,
+          oldPath     = diff.getOldPath,
+          newPath     = diff.getNewPath,
+          oldContent  = None,
+          newContent  = None,
+          oldIsImage  = false,
+          newIsImage  = false,
+          oldObjectId = Option(diff.getOldId).map(_.name),
+          newObjectId = Option(diff.getNewId).map(_.name),
+          tooLarge    = true
+        )
       } else {
-        DiffInfo(diff.getChangeType, diff.getOldPath, diff.getNewPath,
+        val oldIsImage = FileUtil.isImage(diff.getOldPath)
-          JGitUtil.getContentFromId(git, diff.getOldId.toObjectId, false).filter(FileUtil.isText).map(convertFromByteArray),
+        val newIsImage = FileUtil.isImage(diff.getNewPath)
-          JGitUtil.getContentFromId(git, diff.getNewId.toObjectId, false).filter(FileUtil.isText).map(convertFromByteArray),
+        if(!fetchContent || oldIsImage || newIsImage){
-          oldIsImage, newIsImage, Option(diff.getOldId).map(_.name), Option(diff.getNewId).map(_.name))
+          DiffInfo(
+            changeType  = diff.getChangeType,
+            oldPath     = diff.getOldPath,
+            newPath     = diff.getNewPath,
+            oldContent  = None,
+            newContent  = None,
+            oldIsImage  = oldIsImage,
+            newIsImage  = newIsImage,
+            oldObjectId = Option(diff.getOldId).map(_.name),
+            newObjectId = Option(diff.getNewId).map(_.name),
+            tooLarge    = false
+          )
+        } else {
+          DiffInfo(
+            changeType  = diff.getChangeType,
+            oldPath     = diff.getOldPath,
+            newPath     = diff.getNewPath,
+            oldContent  = JGitUtil.getContentFromId(git, diff.getOldId.toObjectId, false).filter(FileUtil.isText).map(convertFromByteArray),
+            newContent  = JGitUtil.getContentFromId(git, diff.getNewId.toObjectId, false).filter(FileUtil.isText).map(convertFromByteArray),
+            oldIsImage  = oldIsImage,
+            newIsImage  = newIsImage,
+            oldObjectId = Option(diff.getOldId).map(_.name),
+            newObjectId = Option(diff.getNewId).map(_.name),
+            tooLarge    = false
+          )
+        }
       }
     }.toList
   }
@@ -713,7 +779,7 @@ object JGitUtil {
   def getContentFromId(git: Git, id: ObjectId, fetchLargeFile: Boolean): Option[Array[Byte]] = try {
     using(git.getRepository.getObjectDatabase){ db =>
       val loader = db.open(id)
-      if(fetchLargeFile == false && FileUtil.isLarge(loader.getSize)){
+      if(loader.isLarge || (fetchLargeFile == false && FileUtil.isLarge(loader.getSize))){
         None
       } else {
         Some(loader.getBytes)
@@ -723,6 +789,22 @@ object JGitUtil {
     case e: MissingObjectException => None
   }
 
+  /**
+   * Get objectLoader of the given object id from the Git repository.
+   *
+   * @param git the Git object
+   * @param id the object id
+   * @param f the function process ObjectLoader
+   * @return None if object does not exist
+   */
+  def getObjectLoaderFromId[A](git: Git, id: ObjectId)(f: ObjectLoader => A):Option[A] = try {
+    using(git.getRepository.getObjectDatabase){ db =>
+      Some(f(db.open(id)))
+    }
+  } catch {
+    case e: MissingObjectException => None
+  }
+
   /**
    * Returns all commit id in the specified repository.
    */

src/main/scala/gitbucket/core/view/LinkConverter.scala

@@ -7,13 +7,31 @@ import gitbucket.core.util.Implicits.RichString
 trait LinkConverter { self: RequestCache =>
 
   /**
-   * Converts issue id, username and commit id to link.
+   * Creates a link to the issue or the pull request from the issue id.
    */
-  protected def convertRefsLinks(value: String, repository: RepositoryService.RepositoryInfo,
+  protected def createIssueLink(repository: RepositoryService.RepositoryInfo, issueId: Int)(implicit context: Context): String = {
+    val userName       = repository.repository.userName
+    val repositoryName = repository.repository.repositoryName
+
+    getIssue(userName, repositoryName, issueId.toString) match {
+      case Some(issue) if (issue.isPullRequest) =>
+        s"""<a href="${context.path}/${userName}/${repositoryName}/pull/${issueId}">Pull #${issueId}</a>"""
+      case Some(_) =>
+        s"""<a href="${context.path}/${userName}/${repositoryName}/issues/${issueId}">Issue #${issueId}</a>"""
+      case None =>
+        s"Unknown #${issueId}"
+    }
+  }
+
+
+  /**
+   * Converts issue id, username and commit id to link in the given text.
+   */
+  protected def convertRefsLinks(text: String, repository: RepositoryService.RepositoryInfo,
                                  issueIdPrefix: String =  "#", escapeHtml: Boolean = true)(implicit context: Context): String = {
 
     // escape HTML tags
-    val escaped = if(escapeHtml) value.replace("&", "&amp;").replace("<", "&lt;").replace(">", "&gt;").replace("\"", "&quot;") else value
+    val escaped = if(escapeHtml) text.replace("&", "&amp;").replace("<", "&lt;").replace(">", "&gt;").replace("\"", "&quot;") else text
 
     escaped
       // convert username/project@SHA to link
@@ -26,10 +44,12 @@ trait LinkConverter { self: RequestCache =>
       // convert username/project#Num to link
       .replaceBy( ("(?<=(^|\\W))([a-zA-Z0-9\\-_]+)/([a-zA-Z0-9\\-_\\.]+)" + issueIdPrefix + "([0-9]+)(?=(\\W|$))").r){ m =>
         getIssue(m.group(2), m.group(3), m.group(4)) match {
-          case Some(issue) if (issue.isPullRequest)
+          case Some(issue) if (issue.isPullRequest) =>
-          => Some( s"""<a href="${context.path}/${m.group(2)}/${m.group(3)}/pull/${m.group(4)}">${m.group(2)}/${m.group(3)}#${m.group(4)}</a>""")
+            Some(s"""<a href="${context.path}/${m.group(2)}/${m.group(3)}/pull/${m.group(4)}">${m.group(2)}/${m.group(3)}#${m.group(4)}</a>""")
-          case Some(_) => Some( s"""<a href="${context.path}/${m.group(2)}/${m.group(3)}/issues/${m.group(4)}">${m.group(2)}/${m.group(3)}#${m.group(4)}</a>""")
+          case Some(_) =>
-          case None => Some( s"""${m.group(2)}/${m.group(3)}#${m.group(4)}""")
+            Some(s"""<a href="${context.path}/${m.group(2)}/${m.group(3)}/issues/${m.group(4)}">${m.group(2)}/${m.group(3)}#${m.group(4)}</a>""")
+          case None =>
+            Some(s"""${m.group(2)}/${m.group(3)}#${m.group(4)}""")
         }
       }
 
@@ -43,10 +63,12 @@ trait LinkConverter { self: RequestCache =>
       // convert username#Num to link
       .replaceBy( ("(?<=(^|\\W))([a-zA-Z0-9\\-_]+)" + issueIdPrefix + "([0-9]+)(?=(\\W|$))").r ) { m =>
         getIssue(m.group(2), repository.name, m.group(3)) match {
-          case Some(issue) if(issue.isPullRequest)
+          case Some(issue) if(issue.isPullRequest) =>
-          => Some(s"""<a href="${context.path}/${m.group(2)}/${repository.name}/pull/${m.group(3)}">${m.group(2)}#${m.group(3)}</a>""")
+            Some(s"""<a href="${context.path}/${m.group(2)}/${repository.name}/pull/${m.group(3)}">${m.group(2)}#${m.group(3)}</a>""")
-          case Some(_) => Some(s"""<a href="${context.path}/${m.group(2)}/${repository.name}/issues/${m.group(3)}">${m.group(2)}#${m.group(3)}</a>""")
+          case Some(_) =>
-          case None    => Some(s"""${m.group(2)}#${m.group(3)}""")
+            Some(s"""<a href="${context.path}/${m.group(2)}/${repository.name}/issues/${m.group(3)}">${m.group(2)}#${m.group(3)}</a>""")
+          case None =>
+            Some(s"""${m.group(2)}#${m.group(3)}""")
         }
       }
 
@@ -54,10 +76,12 @@ trait LinkConverter { self: RequestCache =>
       .replaceBy(("(?<=(^|\\W))(GH-|" + issueIdPrefix + ")([0-9]+)(?=(\\W|$))").r){ m =>
         val prefix = if(m.group(2) == "issue:") "#" else m.group(2)
         getIssue(repository.owner, repository.name, m.group(3)) match {
-          case Some(issue) if(issue.isPullRequest)
+          case Some(issue) if(issue.isPullRequest) =>
-          => Some(s"""<a href="${context.path}/${repository.owner}/${repository.name}/pull/${m.group(3)}">${prefix}${m.group(3)}</a>""")
+            Some(s"""<a href="${context.path}/${repository.owner}/${repository.name}/pull/${m.group(3)}">${prefix}${m.group(3)}</a>""")
-          case Some(_) => Some(s"""<a href="${context.path}/${repository.owner}/${repository.name}/issues/${m.group(3)}">${prefix}${m.group(3)}</a>""")
+          case Some(_) =>
-          case None    => Some(s"""${m.group(2)}${m.group(3)}""")
+            Some(s"""<a href="${context.path}/${repository.owner}/${repository.name}/issues/${m.group(3)}">${prefix}${m.group(3)}</a>""")
+          case None =>
+            Some(s"""${m.group(2)}${m.group(3)}""")
         }
       }
 

src/main/scala/gitbucket/core/view/Markdown.scala

@@ -110,7 +110,7 @@ object Markdown {
     }
 
     override def link(href: String, title: String, text: String): String = {
-      super.link(fixUrl(href, true), title, text)
+      super.link(fixUrl(href, false), title, text)
     }
 
     override def image(href: String, title: String, text: String): String = {

src/main/scala/gitbucket/core/view/helpers.scala

@@ -93,6 +93,10 @@ object helpers extends AvatarImageProvider with LinkConverter with RequestCache
                pages: List[String] = Nil)(implicit context: Context): Html =
     Html(Markdown.toHtml(value, repository, enableWikiLink, enableRefsLink, true, enableTaskList, hasWritePermission, pages))
 
+  /**
+   * Render the given source (only markdown is supported in default) as HTML.
+   * You can test if a file is renderable in this method by [[isRenderable()]].
+   */
   def renderMarkup(filePath: List[String], fileContent: String, branch: String,
                    repository: RepositoryService.RepositoryInfo,
                    enableWikiLink: Boolean, enableRefsLink: Boolean, enableAnchor: Boolean)(implicit context: Context): Html = {
@@ -103,10 +107,20 @@ object helpers extends AvatarImageProvider with LinkConverter with RequestCache
     renderer.render(RenderRequest(filePath, fileContent, branch, repository, enableWikiLink, enableRefsLink, enableAnchor, context))
   }
 
+  /**
+   * Tests whether the given file is renderable. It's tested by the file extension.
+   */
   def isRenderable(fileName: String): Boolean = {
     PluginRegistry().renderableExtensions.exists(extension => fileName.toLowerCase.endsWith("." + extension))
   }
 
+  /**
+   * Creates a link to the issue or the pull request from the issue id.
+   */
+  def issueLink(repository: RepositoryService.RepositoryInfo, issueId: Int)(implicit context: Context): Html = {
+    Html(createIssueLink(repository, issueId))
+  }
+
   /**
    * Returns <img> which displays the avatar icon for the given user name.
    * This method looks up Gravatar if avatar icon has not been configured in user settings.
@@ -275,4 +289,11 @@ object helpers extends AvatarImageProvider with LinkConverter with RequestCache
     case CommitState.ERROR   => "Failed"
     case CommitState.FAILURE => "Failed"
   }
+
+  // This pattern comes from: http://stackoverflow.com/a/4390768/1771641 (extract-url-from-string)
+  private[this] val detectAndRenderLinksRegex = """(?i)\b((?:https?://|www\d{0,3}[.]|[a-z0-9.\-]+[.][a-z]{2,13}/)(?:[^\s()<>]+|\(([^\s()<>]+|(\([^\s()<>]+\)))*\))+(?:\(([^\s()<>]+|(\([^\s()<>]+\)))*\)|[^\s`!()\[\]{};:'".,<>?«»“”‘’]))""".r
+
+  def detectAndRenderLinks(text: String): Html = {
+    Html(detectAndRenderLinksRegex.replaceAllIn(text, m => s"""<a href="${m.group(0)}">${m.group(0)}</a>"""))
+  }
 }

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

@@ -1,22 +1,24 @@
 @(owner: String, repository: String)(textarea: Html)(implicit context: gitbucket.core.controller.Context)
 @import context._
+@import gitbucket.core.util.FileUtil
 <div class="muted attachable">
   @textarea
-  <div class="clickable">Attach images by dragging &amp; dropping, or selecting them.</div>
+  <div class="clickable">Attach images or documents by dragging &amp; dropping, or selecting them.</div>
 </div>
 @defining("(id=\")([\\w\\-]*)(\")".r.findFirstMatchIn(textarea.body).map(_.group(2))){ textareaId =>
 <script>
 $(function(){
   try {
     $([$('#@textareaId').closest('div')[0], $('#@textareaId').next('div')[0]]).dropzone({
-      url: '@path/upload/image/@owner/@repository',
+      url: '@path/upload/file/@owner/@repository',
       maxFilesize: 10,
-      acceptedFiles: 'image/*',
+      acceptedFiles: @Html(FileUtil.mimeTypeWhiteList.mkString("'", ",", "'")),
-      dictInvalidFileType: 'Unfortunately, we don\'t support that file type. Try again with a PNG, GIF, or JPG.',
+      dictInvalidFileType: 'Unfortunately, we don\'t support that file type. Try again with a PNG, GIF, JPG, DOCX, PPTX, XLSX, TXT, or PDF.',
-      previewTemplate: "<div class=\"dz-preview\">\n  <div class=\"dz-progress\"><span class=\"dz-upload\" data-dz-uploadprogress>Uploading your images...</span></div>\n  <div class=\"dz-error-message\"><span data-dz-errormessage></span></div>\n</div>",
+      previewTemplate: "<div class=\"dz-preview\">\n  <div class=\"dz-progress\"><span class=\"dz-upload\" data-dz-uploadprogress>Uploading your files...</span></div>\n  <div class=\"dz-error-message\"><span data-dz-errormessage></span></div>\n</div>",
       success: function(file, id) {
-        var images = '\n![' + file.name.split('.')[0] + '](@baseUrl/@owner/@repository/_attached/' + id + ')';
+        var attachFile = (file.type.match(/image\/.*/) ? '\n![' + file.name.split('.')[0] : '\n[' + file.name) +
-        $('#@textareaId').val($('#@textareaId').val() + images);
+          '](@baseUrl/@owner/@repository/_attached/' + id + ')';
+        $('#@textareaId').val($('#@textareaId').val() + attachFile);
         $(file.previewElement).prevAll('div.dz-preview').addBack().remove();
       }
     });

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

@@ -92,30 +92,38 @@
       <td style="padding: 0;">
         @if(diff.oldObjectId == diff.newObjectId){
           <div class="diff-same">File renamed without changes</div>
-        } else { @if(diff.newContent != None || diff.oldContent != None){
-          <div id="diffText-@i" class="diffText"></div>
-          <textarea id="newText-@i" style="display: none;" data-file-name="@diff.oldPath">@diff.newContent.getOrElse("")</textarea>
-          <textarea id="oldText-@i" style="display: none;" data-file-name="@diff.newPath">@diff.oldContent.getOrElse("")</textarea>
-        } else { @if(diff.newIsImage || diff.oldIsImage){
-            <div class="diff-image-render diff2up">
-            @if(oldCommitId.isDefined && diff.oldIsImage){
-              <div class="diff-image-frame diff-old"><img src="@url(repository)/blob/@oldCommitId.get/@diff.oldPath?raw=true" class="diff-image" onload="onLoadedDiffImages(this)" style="display:none" /></div>
-            } else {
-              @if(diff.changeType != ChangeType.ADD){
-                Not supported
-              }
-            }
-            @if(newCommitId.isDefined && diff.newIsImage){
-              <div class="diff-image-frame diff-new"><img src="@url(repository)/blob/@newCommitId.get/@diff.newPath?raw=true" class="diff-image" onload="onLoadedDiffImages(this)" style="display:none" /></div>
-            } else {
-              @if(diff.changeType != ChangeType.DELETE){
-                Not supported
-              }
-            }
-            </div>
         } else {
-          Not supported
+          @if(diff.newContent != None || diff.oldContent != None){
-        } } }
+            <div id="diffText-@i" class="diffText"></div>
+            <textarea id="newText-@i" style="display: none;" data-file-name="@diff.oldPath">@diff.newContent.getOrElse("")</textarea>
+            <textarea id="oldText-@i" style="display: none;" data-file-name="@diff.newPath">@diff.oldContent.getOrElse("")</textarea>
+          } else {
+            @if(diff.newIsImage || diff.oldIsImage){
+              <div class="diff-image-render diff2up">@diff.oldIsImage @diff.newIsImage
+              @if(oldCommitId.isDefined && diff.oldIsImage){
+                <div class="diff-image-frame diff-old"><img src="@url(repository)/blob/@oldCommitId.get/@diff.oldPath?raw=true" class="diff-image" onload="onLoadedDiffImages(this)" style="display:none" /></div>
+              } else {
+                @if(diff.changeType != ChangeType.ADD){
+                  <div style="padding: 12px;">Not supported</div>
+                }
+              }
+              @if(newCommitId.isDefined && diff.newIsImage){
+                <div class="diff-image-frame diff-new"><img src="@url(repository)/blob/@newCommitId.get/@diff.newPath?raw=true" class="diff-image" onload="onLoadedDiffImages(this)" style="display:none" /></div>
+              } else {
+                @if(diff.changeType != ChangeType.DELETE){
+                  <div style="padding: 12px;">Not supported</div>
+                }
+              }
+              </div>
+            } else {
+              @if(diff.tooLarge){
+                <div style="padding: 12px;">Too large</div>
+              } else {
+                <div style="padding: 12px;">Not supported</div>
+              }
+            }
+          }
+        }
       </td>
     </tr>
   </table>

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

@@ -8,6 +8,7 @@
   styleClass: String = "",
   placeholder: String = "Leave a comment",
   elastic: Boolean = false,
+  tabIndex: Int = -2,
   uid: Long = new java.util.Date().getTime())(implicit context: gitbucket.core.controller.Context)
 @import context._
 @import gitbucket.core._
@@ -22,6 +23,7 @@
       <span id="error-content" class="error"></span>
       @textarea = {
         <textarea id="content@uid" name="content" placeholder="@placeholder"
+          @if(tabIndex > -2){ tabindex="@tabIndex"}
           @if(style.nonEmpty){ style="@style"}
           @if(styleClass.nonEmpty){ class="@styleClass" }>@content</textarea>
       }

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

@@ -18,14 +18,15 @@
           enableTaskList     = true,
           hasWritePermission = hasWritePermission,
           style              = "",
-          elastic            = true
+          elastic            = true,
+          tabIndex           = 1
         )
         <div style="text-align: right;">
           <input type="hidden" name="issueId" value="@issue.issueId"/>
-          <input type="submit" class="btn btn-success" formaction="@url(repository)/issue_comments/new" value="Comment"/>
           @if((reopenable || !issue.closed) && (hasWritePermission || issue.openedUserName == loginAccount.get.userName)){
-            <input type="submit" class="btn" formaction="@url(repository)/issue_comments/state" value="@{if(issue.closed) "Reopen" else "Close"}" id="action"/>
+            <input type="submit" class="btn" tabindex="3" formaction="@url(repository)/issue_comments/state" value="@{if(issue.closed) "Reopen" else "Close"}" id="action"/>
           }
+          <input type="submit" class="btn btn-success" tabindex="2" formaction="@url(repository)/issue_comments/new" value="Comment"/>
         </div>
       </div>
     </div>

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

@@ -55,7 +55,7 @@
           } else {
             @if(comment.action == "refer"){
               @defining(comment.content.split(":")){ case Array(issueId, rest @ _*) =>
-                <strong><a href="@path/@repository.owner/@repository.name/issues/@issueId">Issue #@issueId</a>: @rest.mkString(":")</strong>
+                <strong>@issueLink(repository, issueId.toInt): @rest.mkString(":")</strong>
               }
             } else {
                 <div class="markdown-body">@markdown(comment.content, repository, false, true, true, hasWritePermission)</div>

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

@@ -104,7 +104,7 @@
   <div style="margin-right: @if(expand){180px} else {50px};">
     @if(expand){
       @repository.repository.description.map { description =>
-        <p class="description">@description</p>
+        <p class="description">@detectAndRenderLinks(description)</p>
       }
       <div style="margin-bottom: 10px;" class="box-content">
         <table class="fill-width">

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

@@ -1681,13 +1681,15 @@ div.markdown-body table colgroup + tbody tr:first-child td:last-child {
 }
 
 .markdown-head {
+  left: -18px;
+  padding-left: 18px;
   position: relative;
   line-height: 1.7;
 }
 
 a.markdown-anchor-link {
   position: absolute;
-  left: -18px;
+  left: 0px;
   display: none;
   color: #999;
   /* From octicon style */

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

@@ -23,18 +23,9 @@ $(function(){
     $(e.target).children('a.markdown-anchor-link').show();
   });
   $('.markdown-head').mouseleave(function(e){
-    var anchorLink = $(e.target).children('a.markdown-anchor-link');
+    $(e.target).children('a.markdown-anchor-link').hide();
-    if(anchorLink.data('active') !== true){
-      anchorLink.hide();
-    }
   });
-
-  $('a.markdown-anchor-link').mouseenter(function(e){
-    $(e.target).data('active', true);
-  });
-
   $('a.markdown-anchor-link').mouseleave(function(e){
-    $(e.target).data('active', false);
     $(e.target).hide();
   });
 
@@ -360,12 +351,12 @@ function scrollIntoView(target){
   }
 }
 
-/**
+///**
- * escape html
+// * escape html
- */
+// */
-function escapeHtml(text){
+//function escapeHtml(text){
-  return text.replace(/&/g,'&amp;').replace(/</g,'&lt;').replace(/"/g,'&quot;').replace(/>/g,'&gt;');
+//  return text.replace(/&/g,'&amp;').replace(/</g,'&lt;').replace(/"/g,'&quot;').replace(/>/g,'&gt;');
-}
+//}
 
 /**
  * calculate string ranking for path.

src/test/scala/gitbucket/core/api/JsonFormatSpec.scala

@@ -45,7 +45,7 @@ class JsonFormatSpec extends Specification {
     forks = 0,
     `private` = false,
     default_branch = "master",
-    owner = apiUser)
+    owner = apiUser)(urlIsHtmlUrl = false)
   val repositoryJson = s"""{
     "name" : "Hello-World",
     "full_name" : "octocat/Hello-World",
@@ -85,7 +85,7 @@ class JsonFormatSpec extends Specification {
     "url": "http://gitbucket.exmple.com/api/v3/repos/octocat/Hello-World/commits/6dcb09b5b57875f334f61aebed695e2e4193db5e/statuses"
   }"""
 
-  val apiPushCommit = ApiPushCommit(
+  val apiPushCommit = ApiCommit(
     id = "0d1a26e67d8f5eaf1f6ba5c57fc3c7d91ac0fd1c",
     message = "Update README.md",
     timestamp = date1,
@@ -93,7 +93,7 @@ class JsonFormatSpec extends Specification {
     removed = Nil,
     modified = List("README.md"),
     author = ApiPersonIdent("baxterthehacker","baxterthehacker@users.noreply.github.com",date1),
-    committer = ApiPersonIdent("baxterthehacker","baxterthehacker@users.noreply.github.com",date1))(RepositoryName("baxterthehacker", "public-repo"))
+    committer = ApiPersonIdent("baxterthehacker","baxterthehacker@users.noreply.github.com",date1))(RepositoryName("baxterthehacker", "public-repo"), true)
   val apiPushCommitJson = s"""{
       "id": "0d1a26e67d8f5eaf1f6ba5c57fc3c7d91ac0fd1c",
       // "distinct": true,

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

@@ -0,0 +1,38 @@
+package gitbucket.core.view
+
+import org.specs2.mutable._
+
+class HelpersSpec extends Specification {
+
+  import helpers._
+
+  "detect and render links" should {
+
+    "pass identical string when no link is present" in {
+      val before = "Description"
+      val after = detectAndRenderLinks(before).toString()
+      after mustEqual before
+    }
+
+    "convert a single link" in {
+      val before = "http://example.com"
+      val after = detectAndRenderLinks(before).toString()
+      after mustEqual """<a href="http://example.com">http://example.com</a>"""
+    }
+
+    "convert a single link within trailing text" in {
+      val before = "Example Project. http://example.com"
+      val after = detectAndRenderLinks(before).toString()
+      after mustEqual """Example Project. <a href="http://example.com">http://example.com</a>"""
+    }
+
+    "convert a mulitple links within text" in {
+      val before = "Example Project. http://example.com. (See also https://github.com/)"
+      val after = detectAndRenderLinks(before).toString()
+      after mustEqual """Example Project. <a href="http://example.com">http://example.com</a>. (See also <a href="https://github.com/">https://github.com/</a>)"""
+    }
+
+  }
+
+}
+