working on widget video resizing integration

[living-lab-site.git] / application / models / videos_model.php

diff --git a/application/models/videos_model.php b/application/models/videos_model.php
index 0ae47b1..3a5ab05 100644 (file)
--- a/application/models/videos_model.php
+++ b/application/models/videos_model.php
@@ -15,9 +15,9 @@ class Videos_model extends CI_Model {
                {
                        $this->load->library('singleton_db');
                        $this->db = $this->singleton_db->connect();
-                       
-                       $this->load->helper('url');
                }
+               
+               $this->load->helper('url');
        }
        
        /**
@@ -25,34 +25,67 @@ class Videos_model extends CI_Model {
         * displayed in the catalog.
         *
         * TODO: filter, limit, ordering parameters
+        * @param               int $category_id        DB category ID
+        * @param               int $offset
+        * @param               int $count
         * @return              array   a list of videos, each one being an assoc array with:
         *   * id, name, title, duration, thumbs_count, default_thumb, views => from DB
+        *   * shorted_title => ellipsized title
         *   * video_url => P2P-Tube video URl
         *   * TODO: user_id, user_name
         *   * thumbs => thumbnail images' URLs
         */
-       public function get_videos_summary()
+       public function get_videos_summary($category_id, $offset, $count)
        {
+               $this->load->helper('text');
+               
                $query = $this->db->query(
                        'SELECT id, name, title, duration, user_id, views, thumbs_count,
                                default_thumb
-                       FROM `videos`');
-               $videos = $query->result_array();
+                       FROM `videos`
+                       WHERE category_id = ?
+                       ORDER BY name
+                       LIMIT ?, ?', // TODO summary order 
+                       array(intval($category_id), $offset, $count)); 
+               
+               if ($query->num_rows() > 0)
+                       $videos = $query->result_array();
+               else
+                       return NULL;
                
                foreach ($videos as & $video)
                {
                        // P2P-Tube Video URL
-                       $video['video_url'] = site_url(sprintf("video/watch/%d/%s",
+                       $video['video_url'] = site_url(sprintf("watch/%d/%s",
                                $video['id'], $video['name']));
                        
                        // Thumbnails
                        $video['thumbs'] = $this->get_thumbs($video['name'], 
                                $video['thumbs_count']);
+                               
+                       // Ellipsized title
+                       //$video['shorted_title'] = ellipsize($video['title'], 45, 0.75);
+                       $video['shorted_title'] = character_limiter($video['title'], 50);
                }
                
                return $videos;
        }
        
+       public function get_videos_count($category_id)
+       {
+               $query = $this->db->query(
+                       'SELECT COUNT(*) count
+                       FROM `videos`
+                       WHERE category_id = ?',
+                       $category_id);
+               
+               if ($query->num_rows() > 0)
+                       return $row = $query->row()->count;
+               
+               // Error
+               return NULL;
+       }
+       
        /**
         * Retrieves information about a video.
         *
@@ -66,11 +99,13 @@ class Videos_model extends CI_Model {
         * @return              array   an associative list with information about a video
         * with the following keys:
         *   * all columns form DB with some exceptions that are overwritten or new
-        *   * torrents => list of torrent file names formated as
-        * {name}_{format}.{default_video_ext}.{default_torrent_ext}
+        *   * formats content is moved in assets
+        *   * assets => list of associative lists where each one represents a
+        * video asset having keys: "src", "res", "par" and "ext". Value of key
+        * "src" is the video torrent formated as
+        * {name}_{format}.{video_ext}.{default_torrent_ext}
         *   * user_name => TODO: user name from `users` table
-        *   * formats => list of formats like 1080p
-        *   * category_name => TODO: human-friendly category name
+        *   * category_title => a human-friendly category name
         *   * tags => associative list of "tag => score"
         *   * date => date and time when the video was created
         *   * thumbs => thumbnail images' URLs
@@ -95,22 +130,28 @@ class Videos_model extends CI_Model {
                }
                
                // Convert JSON encoded string to arrays.
-               $video['formats'] = json_decode($video['formats'], TRUE);
+               $video['assets'] = json_decode($video['formats'], TRUE);
+               unset($video['formats']);
                $video['tags'] = json_decode($video['tags'], TRUE);
                asort($video['tags']);
-               $video['tags'] = array_reverse($video['tags'], true);
+               $video['tags'] = array_reverse($video['tags'], TRUE);
                
                // Torrents
-               $video['torrents'] = array();
-               foreach ($video['formats'] as $format)
+               $video['url'] = array();
+               foreach ($video['assets'] as & $asset)
                {
-                       $ext = isset($format['ext']) ? 
-                               $format['ext'] : $this->config->item('default_video_ext');
-                       $video['torrents'][] = site_url('data/torrents/'. $video['name'] . '_'
-                               . $format['def'] . '.'. $ext
+                       $def = substr($asset['res'], strpos($asset['res'], 'x') + 1) . 'p';
+                       $asset['src'] = site_url('data/torrents/'. $video['name'] . '_'
+                               . $def . '.'. $asset['ext']
                                . '.'. $this->config->item('default_torrent_ext'));
                }
                
+               // Category title
+               $categories = $this->config->item('categories');
+               $category_name = $categories[ intval($video['category_id']) ];
+               $video['category_title'] = $category_name ?
+                       $this->lang->line("ui_categ_$category_name") : $category_name;
+               
                // Thumbnails
                $video['thumbs'] = $this->get_thumbs($video['name'], $video['thumbs_count']);