删除项目后依旧能fork项目功能

app/controllers/projects_controller.rb

@@ -805,6 +805,7 @@ class ProjectsController < ApplicationController
         repoisitory = Repository.where(:project_id => @project.id, :type => GITLABTYPE).first
         repoisitory.delete
         @project.update_column(:gpid, nil)
+        @project.update_column(:forked_from_project_id, nil)
       else
         flash[:error] = l(:error_can_not_archive_project)
       end

app/views/projects/settings/_new_edit.html.erb

@@ -50,7 +50,7 @@
           <% if Member.where(:user_id => User.current.id, :project_id => @project.id).first.try(:roles).to_s.include?("Manager") %>
               <%= link_to(l(:button_delete_project), { :controller => 'projects', :action => 'archive', :id => @project, :status => params[:status], :type =>"project" },
                           :data => {:confirm => l(:text_delete_project_are_you_sure)}, :method => :post, :class => "sy_btn_grey mr5 fl ml15") unless @project.archived? %>
-              <p class="fl  c_grey">（友情提示：删除该项目后如果您想恢复该项目，请联系系统管理员！）</p>
+              <p class="fl  c_grey">（友情提示：删除操作会彻底删除项目的所有信息，一旦删除不能恢复！）</p>
           <% end %>
           <a href="javascript:void(0)" class="sy_btn_blue mr15 fr" onclick="submit_edit_project(<%= @project.id %>);" >保存</a>
         </li>