users can add pictures to their profiles; users can like and dislike videos

[living-lab-site.git] / application / controllers / video.php

diff --git a/application/controllers/video.php b/application/controllers/video.php
index 755de1b..5f5ab9f 100644 (file)
--- a/application/controllers/video.php
+++ b/application/controllers/video.php
@@ -13,7 +13,7 @@ class Video extends CI_Controller {
        {
                parent::__construct();
                
-               //$this->lang->load('video');
+               $this->lang->load('video');
        }
        
        public function index()
@@ -36,12 +36,15 @@ class Video extends CI_Controller {
                // **
                // Retrieve video information.
                $this->load->model('videos_model');
-               $this->videos_model->inc_video_var($id, 'views');
+               $this->videos_model->inc_views($id);
                $data['video'] = $this->videos_model->get_video($id, $name);
                $categories = $this->config->item('categories');
                $data['video']['category_name'] = 
                        $categories[ $data['video']['category_id'] ];
                $data['plugin_type'] = ($plugin === NULL ? 'auto' : $plugin);
+               $data['user_id'] = $this->session->userdata('user_id');
+               if ($data['user_id'] === FALSE)
+                       $data['user_id'] = '';
                
                // Display page.
                $params = array(        'title' => $data['video']['title'] . ' – '
@@ -80,6 +83,27 @@ class Video extends CI_Controller {
                $this->load->view('html_end');
        }
        
+       /**
+        * Increments likes count for video with the specified id and returns to 
+        * the client as plain text the number if likes. 
+        * 
+        * @param string $action        'like' or 'dislike'
+        * @param string $video_id
+        * @param string $user_id
+        */
+       public function ajax_vote($action, $video_id, $user_id = NULL)
+       {
+               $video_id = intval($video_id);
+               $user_id = intval($user_id);
+               $this->load->model('videos_model');
+               
+               $res = $this->videos_model->vote($video_id, $user_id, 
+                       (strcmp($action, 'like') == 0 ? TRUE : FALSE));
+               
+               if ($res !== -1)
+                       echo $res;
+       }
+       
        /**
         * AJAX page which retrieves a video plugin.
         *