diff --git a/app/controllers/repositories_controller.rb b/app/controllers/repositories_controller.rb
index 491699cd3..d1f3ffa7f 100644
--- a/app/controllers/repositories_controller.rb
+++ b/app/controllers/repositories_controller.rb
@@ -34,16 +34,18 @@ class RepositoriesController < ApplicationController
 
   before_filter :find_project_by_project_id, :only => [:new, :create, :newrepo, :stats, :quality_analysis]
   before_filter :find_repository, :only => [:edit, :update, :destroy, :committers]
+
   before_filter :find_project_repository, :except => [:new, :create, :newcreate, :edit, :update, :destroy, :committers, :newrepo, :to_gitlab, :forked, :project_archive, :export_rep_static]
+  # 连接gitlab
+  # before_filter :connect_gitlab, :only => [:quality_analysis, :commit_diff]
+
   before_filter :find_changeset, :only => [:revision, :add_related_issue, :remove_related_issue]
   before_filter :authorize , :except => [:newrepo,:newcreate,:fork, :to_gitlab, :forked, :commit_diff, :project_archive, :quality_analysis]
-  # 链接gitlab
-  before_filter :connect_gitlab, :only => [:quality_analysis, :show, :commit_diff, :find_project_repository]
   # 版本库新增权限
   before_filter :show_rep, :only => [:show]
   accept_rss_auth :revisions
   # hidden repositories filter // 隐藏代码过滤器
-  before_filter :check_hidden_repo, :only => [:show, :stats, :revisions, :revision, :diff ]
+  before_filter :check_hidden_repo, :only => [:stats, :revisions, :revision, :diff ]
   helper :repositories
   include RepositoriesHelper
   helper :project_score
@@ -329,7 +331,7 @@ update
   def quality_analysis
     gitlab_branches = @g.branches(@project.gpid)
     @branch_names = gitlab_branches.map{|b| b.name}
-    @gitlab_default_branch = @g.project(@project.gpid).default_branch
+    @gitlab_default_branch = @g_project.default_branch
     # language = params[:language]
     # branch = params[:branch]
     # path = params[:path]
@@ -375,7 +377,23 @@ update
   end
 
   def show
-    ## TODO: the below will move to filter, done.
+    # 获取版本库目录结构
+    @entries = @repository.entries(@path, @rev)
+    @changesets_latest_coimmit = @g.commits(@project.gpid, :ref_name => @rev)[0]
+
+    # 总的提交数
+    @changesets_all_count = @g.user_static(@project.gpid, :rev => @rev).count
+
+    # 获取默认分支
+    @g_default_branch = @g_project.default_branch.nil? ?  "master" : @g_project.default_branch
+
+    @creator = @project.owner.to_s
+    gitlab_address = Redmine::Configuration['gitlab_address']
+    # REDO:需优化，仅测试用
+    @zip_path = Gitlab.endpoint.to_s + "/projects/" + @project.gpid.to_s + "/repository/archive?&private_token=" + Gitlab.private_token
+    @repos_url = gitlab_address.to_s+"/" + @creator + "/" + @repository.identifier+"."+"git"
+
+    # 一些数据的异步同步更新
     # 访问版本庫后更新project_score表数据；changeset_num为提交总数
     project_score = @project.project_score
     if project_score.nil?
@@ -387,26 +405,7 @@ update
       update_commits_date(@project, @changesets_latest_coimmit)
     end
 
-    # 获取版本库目录结构
-    #@entries = @repository.entries(@path, @rev)
-    if request.xhr?
-      #@entries ? render(:partial => 'dir_list_content') : render(:nothing => true)
-    else
-      @changesets = @g.commits(@project.gpid, :ref_name => @rev)
-      # 最近一次提交
-      @changesets_latest_coimmit = @changesets[0]
-      g_project = @g.project(@project.gpid)
-      # 总的提交数
-      @changesets_all_count = @g.user_static(@project.gpid, :rev => @rev).count
-      # 获取默认分支
-      @g_default_branch = g_project.default_branch.nil? ?  "master" : g_project.default_branch
-      @creator = @project.owner.to_s
-      gitlab_address = Redmine::Configuration['gitlab_address']
-      # REDO:需优化，仅测试用
-      @zip_path = Gitlab.endpoint.to_s + "/projects/" + @project.gpid.to_s + "/repository/archive?&private_token=" + Gitlab.private_token
-      @repos_url = gitlab_address.to_s+"/" + @creator + "/" + @repository.identifier+"."+"git"
-      render :layout => 'base_projects'
-    end
+    render :layout => 'base_projects'
   end
 
   alias_method :browse, :show
@@ -662,7 +661,7 @@ update
         @g_project = @g.project(@project.gpid)
       end
     rescue => e
-      logger.error("failed to connect gitlab ==> #{e}")
+      logger.error("connect gitlab failed ==> #{e}")
     end
   end
 
@@ -681,31 +680,19 @@ update
   end
 
   REV_PARAM_RE = %r{\A[a-f0-9]*\Z}i
+  REP_TYPE = "Repository::Gitlab"
 
+  # 获取项目、版本库、路劲、默认分支
   def find_project_repository
     @project = Project.find(params[:id])
-    if params[:repository_id].present?
-      @repository = @project.repositories.find_by_identifier_param(params[:repository_id])
-    else
-      # 多版本库，如果一个版本库为空则去下一个
-      rep_count = @project.repositories.count
-      if @project.repository.nil?
-        for i in 0..rep_count
-          unless @project.repositories[i].nil?
-            @repository = @project.repositories[i]
-            break
-          end
-        end
-      else
-        @repository = @project.repository
-      end
-    end
-    (render_404; return false) unless @repository
+    @repository = Repository.where(:type => REP_TYPE, :project_id => @project).first
+    (render_404; return false) unless (@repository || @project.gpid)
     @path = params[:path].is_a?(Array) ? params[:path].join('/') : params[:path].to_s
+    @g = Gitlab.client
+    @g_project = @g.project(@project.gpid)
+    @g_default_branch = @g_project.default_branch
     # gitlab端获取默认分支
-    g = Gitlab.client
-    gitlab_branchs = g.project(@project.gpid).default_branch
-    @project.gpid.nil? ? (@rev = params[:rev].blank? ? @repository.default_branch : params[:rev].to_s.strip) : (@rev = params[:rev].blank? ? gitlab_branchs : params[:rev].to_s.strip)
+    @rev = params[:rev].blank? ? @g_default_branch : params[:rev].to_s.strip
     @rev_to = params[:rev_to]
     unless @rev.to_s.match(REV_PARAM_RE) && @rev_to.to_s.match(REV_PARAM_RE)
       if @repository.branches.blank?