redmine image svn system

imagecommit_controller.rb

class ImagecommitController < ApplicationController
  before_filter :find_svn_modify

  def index
    @result = "SVN仓库没有改变！" and return  unless @is_modify
    
  end

  def commit
    unless @is_modify
      render :update do |page|
        page.alert "SVN 没有改变，非法提交！"
      end
      return
    end
    
    comment = params[:comment].empty? ? "none comments" : params[:comment]
    comment = "commited by " + User.current.login + ' : ' + comment
    
    unless comment.unpack("U*").select{ |p|  (0x4e00..0x9fa5).member? p }.pack("U*").empty?
      render :update do |page|
        page.alert "SVN 暂时不支持中文 ：）"
      end
      return
    end    
    
    a = `#{@params_add}` unless @params_add.empty?
    b = `#{@params_del}` unless @params_del.empty?
    # puts @params_add
    # puts @params_del
    # puts a
    # puts b
    result = `svn ci -m "#{comment}" /data/fileserver/proj/Mee_proj/Design/images/`
    # puts result
    
    respond_to do |wants|
      wants.html { render :text => "<pre>success #{result}</pre>" }
      wants.js do
        render :update do |page|
          # page.alert "success"
          page.replace_html 'result',"<h2>Update Success!!</h2><p><pre>#{result}</pre></p>"
          page.visual_effect :highlight , 'result'
          page.hide 'commit_form'
        end
      end
    end
  end

  
private 

  def find_svn_modify
    @params_add = ""
    @params_del = ""
    @array_add = []
    @array_del = []
    @array_mod = []

    svn_path = "**the path to your svn folder"
    @svn_result = `svn status **the path to your svn folder**`     
    @svn_result.each_line do |line|
      pre_sym ,path = line.split ' '
      # path.sub!(svn_path,'')
      case pre_sym
      when "?"  
        @params_add += path + " "
        @array_add << path.sub(svn_path,'')
      when "!"
        @params_del += path + " "
        @array_del << path.sub(svn_path,'')
      when "M"
        @array_mod << path.sub(svn_path,'')
      when "D"
        @array_del << "(已有状态)#{path.sub(svn_path,'')}"  
      when "A"
        @array_add << "(已有状态)#{path.sub(svn_path,'')}"
      end  
    end    
    @params_add = "svn add " + @params_add unless @params_add.empty?
    @params_del = "svn delete " + @params_del unless @params_del.empty?    
    @is_modify = !@array_add.empty? || !@array_del.empty? || !@array_mod.empty?
    # puts "is_modify :#{@is_modify}"
  end
  
end

index.html.erb

<h1>Mee Project Image SVN Commit System</h1>
<div id="result">
	<% if @result %>
	<h2><%= @result %></h2>
	<% else %>
	<ul>
		
	  <% for item in @array_add %>
	    <li>
	    	新建 <%= item %>
	    </li>
	  <% end %>
	  <% for item in @array_mod %>
	    <li>
	    	修改 <%= item %>
	    </li>
	  <% end %>
	  <% for item in @array_del %>
	    <li>
	    	删除 <%= item %>
	    </li>
	  <% end %>
	
	<% end %>
	
	</ul>
	
</div>
<% unless @result %>
<div id = "commit_form">
<h3>Input Comments Here</h3>

	<% form_remote_tag :url => {:action => :commit}   do %>
		<%= text_area_tag 'comment' , nil , :row => 5 , :cols => 30 %>
	  	<%= submit_tag 'Update SVN' %>
	<% end %>

<% end %>
</div>