add privacy setting for file

app/controllers/announcements_controller.rb

@@ -233,7 +233,10 @@ class AnnouncementsController < ApplicationController
       "tag" => tag.name ,
       "url" => OrbitHelper.page_for_tag(tag)
     } } rescue []
-    files = announcement.bulletin_files.map{|file|  { "file_url" =>  file.file.url, "file_title" => (file.title.blank? ? URI.unescape(File.basename(file.file.path)) : file.title rescue '') } if file.enabled_for?(locale) } rescue []
+    files = announcement.bulletin_files.map do |file|  
+              { "file_url" =>  file.file.url, 
+                "file_title" => (file.title.blank? ? URI.unescape(File.basename(file.file.path)) : file.title rescue '') } if file.enabled_for?(locale) and file.can_access?(OrbitHelper.current_user)
+            end rescue []
     files.delete(nil)
     files.each do |file|
       if file["file_url"] =="" || file["file_url"] == nil

app/models/bulletin_file.rb

@@ -9,7 +9,7 @@ class BulletinFile
   field :description, localize: true
   field :title, localize: true
   field :choose_lang, :type => Array, :default => ["en","zh_tw"]
-  
+  field :privacy_type, type: String, default: 'public'
   belongs_to :bulletin
 
 
@@ -20,5 +20,11 @@ class BulletinFile
   		return self.choose_lang.include?(lang)
   	end
   end
-
+  def can_access?(user)
+    if user.nil? && self.privacy_type == 'logged_in'
+      return false
+    else
+      return true
+    end
+  end
 end

app/views/admin/announcements/_form.html.erb

@@ -13,6 +13,12 @@
     cursor: default;
     display: inline-block;
   }
+  .add-on.btn-group .dropdown-menu{
+    margin: 0;
+  }
+  .main-forms fieldset .input-area .controls .input-prepend a:hover{
+    color: #fff;
+  }
 </style>
 <% content_for :page_specific_javascript do %>
   <%= javascript_include_tag "lib/bootstrap-fileupload" %>
@@ -482,8 +488,7 @@
     })
   </script>
 <% end %>
-<% content_for :page_specific_javascript do %>
-  <script>
+<script>
   function Appendzero(obj)
   {
     if(obj<10) return "0" +""+ obj;
@@ -615,5 +620,15 @@
     })
 
   });
-  </script>
-<% end %>
+  $(".privacy-changer-btn").click(function(){
+    var val = $(this).attr('for')
+    var parent_node = $(this).parents('.add-on.btn-group').eq(0)
+    parent_node.find('.privacy_type').val(val)
+    parent_node.find('i').eq(0).attr('class',$(this).find('i').attr('class'))
+    parent_node.find('.dropdown-menu').hide()
+    window.setTimeout(function(){
+                        parent_node.find('.dropdown-menu').css('display','')
+                      },1000)
+    
+  })
+</script>

app/views/admin/announcements/_form_file.html.erb

@@ -65,5 +65,25 @@
         <%= f.hidden_field :_destroy, :value => nil, :class => 'should_destroy' %>
       </span>
     <% end %>
+    <span class="add-on btn-group btn" style="background: white;border: 0;margin-left: 1em;">
+      <%  case form_file.privacy_type
+            when "public"
+              icon = "icons-earth"
+            when "logged_in"
+              icon = "icons-users"
+            end
+          %>
+      <i class="<%= icon %>"></i> <span class="caret"></span>
+      <ul class="dropdown-menu">
+          <li>
+            <a class="privacy-changer-btn" for="public"><i class="icons-earth"></i><%= t('privacy_type.public') %></a>
+          </li>
+          <li class="divider"></li>
+          <li>
+            <a class="privacy-changer-btn" for="logged_in"><i class="icons-users"></i><%= t('privacy_type.logged_in') %></a>
+          </li>
+      </ul>
+      <%= f.hidden_field :privacy_type, class: 'privacy_type' %>
+    </span>
   </div>
 </div>