*
* @param int $category_id
* @param mixed $user an user_id (as int) or an username (as string)
- * @return int number of videos or NULL if an error occured
+ * @return int number of videos or FALSE if an error occured
*/
public function get_videos_count($category_id = NULL, $user = NULL)
{
return $query->row()->count;
// Error
- return NULL;
+ return FALSE;
}
/**
return $video;
}
+ /**
+ * Retrieves comments for a video.
+ *
+ * @param int $video_id
+ * @param int $offset
+ * @param int $count
+ * @param string $ordering control comments ording by these possibilities:
+ * <ul>
+ * <li><strong>'hottest':</strong> newest most appreciated first. An
+ * appreciated comment is one which has a bigger
+ * score = likes - dislikes.</li>
+ * <li><strong>'newest':</strong> newest first.</li>
+ * </ul>
+ * @return array an array with comments
+ */
+ public function get_video_comments($video_id, $offset, $count,
+ $ordering = 'newest')
+ {
+ // Ordering
+ switch ($ordering)
+ {
+ case 'newest':
+ $order_statement = "ORDER BY time DESC";
+ break;
+ case 'hottest':
+ $order_statement = "ORDER BY time DESC, score DESC";
+ break;
+
+ default:
+ $order_statement = "";
+ }
+
+ $query = $this->db->query(
+ "SELECT c.*, u.username, (c.likes + c.dislikes) AS score
+ FROM `videos_comments` c, `users` u
+ WHERE c.user_id = u.id AND video_id = $video_id
+ $order_statement");
+
+ if ($query->num_rows() == 0)
+ return array();
+
+ $comments = $query->result_array();
+
+ return $comments;
+ }
+
+ public function get_video_comments_count($video_id)
+ {
+ $query = $this->db->query(
+ "SELECT COUNT(*) count
+ FROM `videos_comments`
+ WHERE video_id = $video_id");
+
+ if ($query->num_rows() == 0)
+ return FALSE;
+
+ return $query->row()->count;
+ }
+
+ /**
+ * Insert in DB a comment for a video.
+ *
+ * @param int $video_id
+ * @param int $user_id
+ * @param string $content
+ */
+ public function comment_video($video_id, $user_id, $content)
+ {
+ return $query = $this->db->query(
+ "INSERT INTO `videos_comments` (video_id, user_id, content, time)
+ VALUES ($video_id, $user_id, '$content', UTC_TIMESTAMP())");
+ }
+
/**
* Increments views count for a video.
*