follow functions

app/controllers/forum/forum_topics_controller.rb

@@ -4,6 +4,24 @@ class Forum::ForumTopicsController < ApplicationController
   before_filter :auth_fuser
   
 
+  def follow
+    @topic = ForumTopic.find(params[:id])
+    
+    @follow_topic = FollowedTopic.where(:forum_user_id => current_fuser.id, :forum_topic_id => @topic.id).first
+    if @follow_topic
+      @follow_topic.destroy
+    else
+      FollowedTopic.create(:forum_user_id => current_fuser.id, :forum_topic_id => @topic.id)
+    
+    end
+    respond_to do |format|
+          format.html {redirect_to :back}
+          format.js {render :layout => false}
+        end
+    
+    
+  end
+
   def index
     @forum_topics = ForumTopic.all
   end

app/views/forum/forum_topics/_follow.haml

@@ -0,0 +1,5 @@
+%span#topic_follow{:id => forum_topic.id}
+  -if FollowedTopic.where(:forum_user_id => current_fuser.id, :forum_topic_id => forum_topic.id).count > 0
+    =link_to i(:"star", :icon => false), follow_forum_forum_topic_path(forum_topic), :remote => true, :style => "color:#ffcc17;"
+  -else
+    =link_to i(:"star-o", :icon => false), follow_forum_forum_topic_path(forum_topic), :remote => true, :style => "color:#dddddd;"

app/views/forum/forum_topics/_forum_topic.haml

@@ -1,4 +1,4 @@
-%tr.topic
+%tr.topic#topic{:id => forum_topic.id}
   %td=link_to forum_topic.title, [:forum, forum_topic]
   %td{:style => "width:160px;"}=forum_topic.category.title if forum_topic.category
   %td{:style => "width:100px;"}=forum_topic.forum_messages.count - 1
@@ -15,6 +15,8 @@
       %br
       il y a
       =distance_of_time_in_words Time.now, forum_topic.forum_messages.order("created_at ASC").last.created_at
+  %td{:style => "width:20px;"}
+    =render :partial => "forum/forum_topics/follow", :locals => {:forum_topic => forum_topic}
 
   -if moderator?
     %td

app/views/forum/forum_topics/follow.js.erb

@@ -0,0 +1,3 @@
+
+$("#topic_follow_<%= @topic.id %>").replaceWith("<%= escape_javascript(render(:partial => "forum/forum_topics/follow", :locals => {:forum_topic => @topic})) %>");
+

app/views/forum/forum_topics/index.haml

@@ -8,6 +8,7 @@
     %th Réponses
     %th Lancé
     %th Activité
+    
     -if moderator?
       %th{:style => "width:50px;"} 
   =render @forum_topics

app/views/forum/forum_topics/show.haml

@@ -1,7 +1,9 @@
 
 =link_to "ajouter un message", new_forum_forum_message_path(:topic_id => @topic.id), :class => "btn btn-primary", :style => "margin:1em 0em;float:right"
 
-%h1= @topic.title
+%h1
+  =render :partial => "forum/forum_topics/follow", :locals => {:forum_topic => @topic}
+  = @topic.title
 %br
 %br
 =render @topic.forum_messages.order("created_at ASC")

config/routes.rb

@@ -69,7 +69,11 @@ Survey::Application.routes.draw do
   
   namespace :forum do
     root :to => "forum_topics#index", :id => 1
-    resources :forum_topics
+    resources :forum_topics do
+      member do
+        get :follow
+      end
+    end
     resources :forum_messages
     resources :forums
     resources :forum_categories