历史资源功能

app/controllers/attachments_controller.rb

@@ -185,7 +185,6 @@ class AttachmentsController < ApplicationController
     end
     @attachment.filename = params[:filename].presence || Redmine::Utils.random_hex(16)
     saved = @attachment.save
-
     respond_to do |format|
       format.js
       format.api {
@@ -198,6 +197,33 @@ class AttachmentsController < ApplicationController
     end
   end
 
+  def upload_attachment_version
+    @flag = false
+    Attachment.transaction do
+      @old_attachment = Attachment.find params[:old_attachment_id]
+      #取出当前上传的文件
+      @attachment = Attachment.find(params[:attachments]['1'][:attachment_id])
+      #将需要修改的记录保存到历史记录
+      @history = AttachmentHistory.new
+      @history.attributes = @old_attachment.attributes.dup.except("id")
+      @history.attachment_id = params[:old_attachment_id]
+      #需要更新版本号，需要拿到原来该文件最大的历史版本号
+      @old_history = @old_attachment.attachment_histories.reorder('version desc').first
+      @history.version =  @old_history.nil? ? 1 :  @old_history.version + 1
+      @history.save  #历史记录保存完毕
+      #将最新保存的记录 数据替换到 需要修改的文件记录
+      @old_attachment.attributes = @attachment.attributes.dup.except("id","container_id","container_type")
+      @old_attachment.save
+      #删除当前记录
+      @attachment.delete
+      @flag = true
+    end
+
+    respond_to do |format|
+      format.js
+    end
+  end
+
   def destroy
     if @attachment.container.respond_to?(:init_journal)
       @attachment.container.init_journal(User.current)
@@ -492,6 +518,15 @@ class AttachmentsController < ApplicationController
     end
   end
 
+  #找到文件的所有的历史版本
+  def attachment_versions
+    @attachment = Attachment.find(params[:id])
+    @attachment_histories = @attachment.attachment_histories
+    respond_to do |format|
+      format.js
+    end
+  end
+
 private
   def find_project
     @attachment = Attachment.find(params[:id])

app/models/attachment.rb

@@ -519,10 +519,6 @@ class Attachment < ActiveRecord::Base
     end
   end
 
-  #更新文件的版本
-  def update_attchment_version
-  end
-
   private
 
   # Physically deletes the file from the file system

app/views/attachments/_show_attachment_history.html.erb

@@ -0,0 +1,54 @@
+<!--<div class="resourceUploadPopup">-->
+<span class="uploadDialogText">更新资源版本</span>
+<!--<div class="resourcePopupClose"> <a href="javascript:void(0);" class="resourceClose" onclick="closeModal();"></a></div>-->
+<div class="uploadBoxContainer mt0">
+  <div>
+    <div>当前版本
+            <span class="attachment" >
+              <input readonly="readonly" name="attachments[1][filename]" value="<%=@attachment.filename%>" class="upload_filename readonly" type="text">
+            </span>
+    </div>
+    <% unless @attachment_histories.empty? %>
+
+    <div >历史版本</div>
+    <div style="max-height: 95px;overflow-y:auto; background-color: #e3e3e3;" class="mb10 p10">
+    <% @attachment_histories.each do |history| %>
+        <span class="attachment">
+          <input readonly="readonly" name="attachments_versions_<%= history.id%>" value="<%=history.filename%>" class="upload_filename readonly" type="text">
+          <span>版本号：<%= history.version %></span>
+        </span>
+
+    <% end %>
+    </div>
+    <% end %>
+
+  </div>
+  <%= form_tag(upload_attachment_version_path, :multipart => true,:remote => !ie8?,:name=>"upload_form",:id=>'upload_form') do %>
+      <%= hidden_field_tag :old_attachment_id,@attachment.id %>
+      <div>
+        <span id="attachments_fields" xmlns="http://www.w3.org/1999/html">
+        </span>
+      </div>
+      <div class="uploadBox">
+        <input type="hidden" name="attachment_type" value="1">
+        <%= render :partial => 'attachments/upload_attachment_new_version' %>
+        <div class="cl"></div>
+        <!--<a href="javascript:void(0);" class=" fr grey_btn mr40" onclick="closeModal();"><%#= l(:button_cancel)%></a>-->
+        <!--<a id="submit_resource" href="javascript:void(0);" class="blue_btn fr" onclick="submit_resource();"><%#= l(:button_confirm)%></a>-->
+      </div>
+      <div class="uploadResourceIntr">
+        <div class="uploadResourceName fl"><span id="upload_file_count">(未选择文件)</span></div>
+        <div class="uploadResourceIntr2 fl">您可以上传小于<span class="c_red">50MB</span>的文件</div>
+      </div>
+      </div>
+      <div class="cl"></div>
+      <div style="margin-top: 10px" >
+        <div class="courseSendSubmit">
+          <!--<a href="javascript:void(0);" class="sendSourceText" onclick="">确定</a>-->
+          <%= submit_tag '确定',:onclick=>'upload_attachment_version(event);',:onfocus=>'this.blur()',:id=>'upload_files_submit_btn',:class=>'sendSourceText' %>
+        </div>
+        <div class="courseSendCancel"><a href="javascript:void(0);" id="upload_files_cancle_btn" class="sendSourceText" onclick="hideModal();">取消</a></div>
+      </div>
+  <% end %>
+  <div class="cl"></div>
+  <!--</div>-->

app/views/attachments/_upload_attachment_new_version.html.erb

@@ -0,0 +1,23 @@
+
+
+<!--<button name="button" class="sub_btn" onclick="_file.click()" onmouseover="this.focus()" style="<%#= ie8? ? 'display:none' : ''%>" type="button" ><%#= l(:label_browse) %></button>-->
+<a href="javascript:void(0);" class="uploadIcon f14" name="button"   onclick="_file.click()" onmouseover="" style="<%= ie8? ? 'display:none' : ''%>">
+  <span class="chooseFile">选择文件</span></a>
+<%= file_field_tag 'attachments[dummy][file]',
+                   :id => '_file',
+                   :class => ie8? ? '':'file_selector',
+                   :multiple => true,
+                   :onchange => 'addInputFiles(this,"'+'upload_files_submit_btn'+'");',
+                   :style => ie8? ? '': 'display:none',
+                   :data => {
+                           :max_file_size => Setting.attachment_max_size.to_i.kilobytes,
+                           :max_file_size_message => l(:error_attachment_too_big, :max_size => number_to_human_size(Setting.attachment_max_size.to_i.kilobytes)),
+                           :max_concurrent_uploads => Redmine::Configuration['max_concurrent_ajax_uploads'].to_i,
+                           :upload_path => uploads_path(:format => 'js',:old_attachment_id=>@attachment.id),
+                           :description_placeholder => l(:label_optional_description),
+                           :field_is_public => l(:field_is_public),
+                           :are_you_sure => l(:text_are_you_sure),
+                           :file_count => l(:label_file_count),
+                           :lebel_file_uploding => l(:lebel_file_uploding),
+                           :delete_all_files => l(:text_are_you_sure_all)
+                   } %>

app/views/attachments/attachment_versions.js.erb

@@ -0,0 +1,7 @@
+$("#ajax-modal").html('<%= escape_javascript( render :partial => 'attachments/show_attachment_history' )%>');
+showModal('ajax-modal', '452px');
+$('#ajax-modal').siblings().remove();
+$('#ajax-modal').before("<a href='javascript:void(0)' onclick='hideModal();' style='margin-left: 435px;' class='resourceClose'></a>");
+$('#ajax-modal').parent().css("top","40%").css("left","46%");
+$('#ajax-modal').parent().addClass("resourceUploadPopup");
+$('#ajax-modal').css("padding-left","16px").css("padding-bottom","16px");

app/views/attachments/upload.js.erb

@@ -11,4 +11,5 @@ fileSpan.find('a.remove-upload')
         })
         .off('click');
 $('<input>', { type: 'hidden', name: 'attachments[<%= j params[:attachment_id] %>][token]' } ).val('<%= j @attachment.token %>').appendTo(fileSpan);
+$('<input>',{type:'hidden',name:'attachments[<%= j params[:attachment_id] %>][attachment_id]'}).val('<%= @attachment.id %>').appendTo(fileSpan);
 <% end %>

app/views/attachments/upload_attachment_version.js.erb

@@ -0,0 +1,7 @@
+<% if @flag %>
+    hideModal();
+    alert('更新成功')
+    $(".re_search").submit();
+<%else%>
+    $("#upload_file_count").html('(更新失败)')
+<%end %>

app/views/files/_course_list.html.erb

@@ -42,7 +42,7 @@
                                           <li><%= link_to("发&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;送".html_safe, 'javascript:void(0)',:class => "postOptionLink",:onclick=>"show_send('#{file.id}')")  %></li>
                                       <% if (is_course_teacher(User.current,@course) || file.author_id == User.current.id) && course_contains_attachment?(@course,file) %>
                                           <% if (delete_allowed || User.current.id == file.author_id) && file.container_id == @course.id && file.container_type == "Course"  %>
-                                              <li><%= link_to '更新版本','',:class => "postOptionLink",:remote=>true %></li>
+                                              <li><%= link_to '更新版本',attachments_versions_path(file),:class => "postOptionLink",:remote=>true %></li>
                                               <% if @course.is_public? %>
                                                   <li>
                                                     <span id="is_public_<%= file.id %>">

app/views/files/index.html.erb

@@ -487,6 +487,27 @@
     }
     <%end %>
 
+    function show_attachments_history(){
+
+    }
+
+   //更新文件版本 表单提交确认，原则是只能有一个更新文件
+    function upload_attachment_version(event){
+        if($("#upload_form").find('.upload_filename').length > 1){
+            $("#upload_file_count").html('(只能上传一个更新文件)')
+            event.preventDefault();
+
+            return false;
+        }else if($("#upload_form").find('.upload_filename').length == 0){
+            $("#upload_file_count").html('(请上传一个更新文件)')
+            event.preventDefault();
+
+            return false;
+        }else{
+            $("#upload_form").submit();
+        }
+    }
+
 </script>
 
 

config/routes.rb

@@ -805,6 +805,8 @@ RedmineApp::Application.routes.draw do
 
   # additional routes for having the file name at the end of url
   get 'attachments/:id/:filename', :to => 'attachments#show', :id => /\d+/, :filename => /.*/, :as => 'named_attachment'
+  get 'attachments/attachment_versions/:id',:to=>'attachments#attachment_versions',:as=>'attachments_versions'
+  post 'attachments/upload_attachment_version',:to=>'attachments#upload_attachment_version',:as=>'upload_attachment_version'
   get 'attachments/download/:id/:filename', :to => 'attachments#download', :id => /\d+/, :filename => /.*/, :as => 'download_named_attachment'
   get 'attachments/download/:id', :to => 'attachments#download', :id => /\d+/
   get 'attachments/thumbnail/:id(/:size)', :to => 'attachments#thumbnail', :id => /\d+/, :size => /\d+/, :as => 'thumbnail'