Implemented: Downloading tagged contents as zip file.

src/main/scala/util/CompressUtil.scala

@@ -0,0 +1,32 @@
+package util
+
+import java.io.File
+import org.apache.commons.compress.archivers.zip.ZipArchiveOutputStream
+import org.apache.commons.compress.archivers.zip.ZipArchiveEntry
+import org.apache.commons.io.FileUtils
+import org.apache.commons.io.IOUtils
+
+object CompressUtil {
+
+  def zip(dest: File, dir: File): Unit = {
+    def addDirectoryToZip(out: ZipArchiveOutputStream, dir: File, path: String): Unit = {
+      dir.listFiles.map { file =>
+        if(file.isFile){
+          out.putArchiveEntry(new ZipArchiveEntry(path + "/" + file.getName))
+          out.write(FileUtils.readFileToByteArray(file))
+          out.closeArchiveEntry
+        } else if(file.isDirectory){
+          addDirectoryToZip(out, file, path + "/" + file.getName)
+        }
+      }
+    }
+      
+    val out = new ZipArchiveOutputStream(dest)
+    try {
+      addDirectoryToZip(out, dir, dir.getName)
+    } finally {
+      IOUtils.closeQuietly(out)
+    }
+  }
+
+}

src/main/scala/util/Directory.scala

@@ -33,6 +33,12 @@ object Directory {
   def getRepositoryDir(owner: String, repository: String): File =
     new File("%s/%s/%s.git".format(RepositoryHome, owner, repository))
   
+  /**
+   * Temporary directory which is used to create an archive to download repository contents.
+   */
+  def getDownloadWorkDir(owner: String, repository: String, sessionId: String): File = 
+    new File("%s/tmp/%s/%s/download/%s".format(GitBucketHome, owner, repository, sessionId))
+  
   /**
    * Temporary directory which is used in the repository creation.
    * GiyBucket generates initial repository contents in this directory and push them.

src/main/scala/util/WikiUtil.scala

@@ -44,7 +44,7 @@ object WikiUtil {
    * Returns the directory of the wiki working directory which is cloned from the wiki repository.
    */
   def getWikiWorkDir(owner: String, repository: String): File = 
-    new File("%s/tmp/%s/%s.wiki".format(Directory.RepositoryHome, owner, repository))
+    new File("%s/tmp/%s/%s.wiki".format(Directory.GitBucketHome, owner, repository))
 
   // TODO synchronized?
   def createWikiRepository(owner: String, repository: String): Unit = {
@@ -81,9 +81,6 @@ object WikiUtil {
       .sortBy(x => x)
   }
   
-  // TODO 
-  //def getPageHistory(owner: String, repository: String, pageName: String): List[WikiPageHistoryInfo]
-  
   // TODO synchronized
   /**
    * Save the wiki page.