Merge pull request #1211 from gitbucket/pull-request-title

Default value of pull request title

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

@@ -354,7 +354,15 @@ trait PullRequestsControllerBase extends ControllerBase {
               originRepository.owner, originRepository.name, oldId.getName,
               forkedRepository.owner, forkedRepository.name, newId.getName)
 
+            val title = if(commits.flatten.length == 1){
+              commits.flatten.head.shortMessage
+            } else {
+              val text = forkedId.replaceAll("[\\-_]", " ")
+              text.substring(0, 1).toUpperCase + text.substring(1)
+            }
+
             html.compare(
+              title,
               commits,
               diffs,
               (forkedRepository.repository.originUserName, forkedRepository.repository.originRepositoryName) match {

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

@@ -1,4 +1,5 @@
-@(commits: Seq[Seq[gitbucket.core.util.JGitUtil.CommitInfo]],
+@(title: String,
+  commits: Seq[Seq[gitbucket.core.util.JGitUtil.CommitInfo]],
   diffs: Seq[gitbucket.core.util.JGitUtil.DiffInfo],
   members: List[(String, String)],
   comments: List[gitbucket.core.model.Comment],
@@ -56,7 +57,7 @@
           <div class="row">
             <div class="col-md-9">
               <span class="error" id="error-title"></span>
-              <input type="text" name="title" class="form-control" style="margin-bottom: 6px;" placeholder="Title"/>
+              <input type="text" name="title" value="@title" class="form-control" style="margin-bottom: 6px;" placeholder="Title"/>
               @helper.html.preview(
                 repository         = repository,
                 content            = "",