fix news image description

app/controllers/news_controller.rb

@@ -61,6 +61,12 @@ class NewsController < ApplicationController
       }
     end
     anns = news.collect do |a|
+      if a.image_description.nil?
+        image_description = "裝飾性圖片"
+      else
+        image_description = a.image_description
+      end
+
       statuses = a.statuses_with_classname.collect do |status|
         {
           "status" => status["name"],
@@ -75,6 +81,7 @@ class NewsController < ApplicationController
       "postdate" => a.postdate.strftime('%Y-%m-%d'),
       "link_to_show" => OrbitHelper.url_to_show(a.to_param),
       "img_src" => a.image.thumb.url || "/assets/news_default_image.jpg",
+      "img_description" => image_description,
       "more" => t(:more_plus)
     }
     end
@@ -114,6 +121,12 @@ class NewsController < ApplicationController
     categories.unshift({"name" => t("news.all"), "category-link"  => "/#{I18n.locale.to_s + page.url}/"})
 
     anns = news.collect do |a|
+      if a.image_description.nil?
+        image_description = "裝飾性圖片"
+      else
+        image_description = a.image_description
+      end
+      
       statuses = a.statuses_with_classname.collect do |status|
         {
           "status" => status["name"],
@@ -128,6 +141,7 @@ class NewsController < ApplicationController
         "postdate" => a.postdate,
         "link_to_show" => OrbitHelper.widget_item_url(a.to_param),
         "img_src" => a.image.thumb.url || "/assets/news_default_image.jpg",
+        "img_description" => image_description
       }
     end
     {

app/models/news_bulletin.rb

@@ -24,6 +24,7 @@ class NewsBulletin
   field :rejected, :type => Boolean, :default => false
   field :rejection_reason
   field :is_preview, :type => Boolean, :default => false
+  field :image_description, localize: true
 
   field :email_id
   field :email_sent, :type => Boolean, :default => false

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

@@ -165,9 +165,17 @@
           <label class="checkbox inline muted"> <%= t('news_bulletin.user_default_image')%></label>
         </div>
       </div>
-
+        <% @site_in_use_locales.each do |locale| %>
+          <%= f.fields_for :image_description_translations do |f| %>
+            <div class="control-group">
+            <label class="control-label muted" for="image_description_<%= locale.to_s %>"><%= t(:description) + " (#{t(locale.to_s)})" %></label>
+              <div class="controls">
+                <%= f.text_field locale, value: (@news_bulletin.image_description_translations[locale.to_s] rescue nil) %> 
+              </div>
+            </div>
+          <% end %>
+        <% end %>
     </div>
-
   </div>
 
   <!-- Language Tabs -->

config/locales/zh_tw.yml

@@ -89,3 +89,4 @@ zh_tw:
     mail_source: 來源
     mail_time: 時間
     image_upload_size_note: 建議檔案小於%{image_upload_size}
+    image_description: 圖片描述