Cut after first 10 lines at the list view of Gist

Author: takezoe

src/main/scala/gitbucket/gist/controller/GistController.scala

@@ -61,7 +61,7 @@ trait GistControllerBase extends ControllerBase {
         val files = getGistFiles(userName, repoName)
         val (fileName, source) = files.head
 
-        (gist, GistInfo(fileName, source, files.length, getForkedCount(userName, repoName), getCommentCount(userName, repoName)))
+        (gist, GistInfo(fileName, getLines(source), files.length, getForkedCount(userName, repoName), getCommentCount(userName, repoName)))
       }
 
       html.list(None, gists, page, page * Limit < count)
@@ -445,7 +445,7 @@ trait GistControllerBase extends ControllerBase {
           val repoName = gist.repositoryName
           val files = getGistFiles(userName, repoName, revision)
           val (fileName, source) = files.head
-          (gist, GistInfo(fileName, source, files.length, getForkedCount(userName, repoName), getCommentCount(userName, repoName)))
+          (gist, GistInfo(fileName, getLines(source), files.length, getForkedCount(userName, repoName), getCommentCount(userName, repoName)))
         }
 
         val fullName = getAccountByUserName(userName).get.fullName

src/main/scala/gitbucket/gist/util/GistUtils.scala

@@ -38,6 +38,8 @@ object GistUtils {
     commitId
   }
 
+  def getLines(source: String): String = source.split("\n").take(10).mkString("\n")
+
   def isGistFile(fileName: String): Boolean = fileName.matches("gistfile[0-9]+\\.txt")
 
   def getTitle(fileName: String, repoName: String): String = if(isGistFile(fileName)) repoName else fileName