Added RSS for podcasts at /rss/podcasts

common/classes/Podcast.php

@@ -14,6 +14,7 @@ class Podcast extends Model {
   public $url;
   public $auth;
   public $download;
+  public $duration;
   public $image;
   private $key;
 
@@ -59,6 +60,17 @@ class Podcast extends Model {
     return '/var/audio/podcast/' . $this->soundfilename; 
   }
 
+  public function formatDuration() {
+    $seconds = $this->duration / 1000;
+    $milliseconds = $this->duration % 1000;
+  
+    $hours = ($seconds > 3600) ? floor($seconds / 3600) : 0;
+    $seconds %= 3600;
+    return str_pad($hours, 2, '0', STR_PAD_LEFT)
+         . gmdate(':i:s', $seconds)
+         . ($milliseconds ? ".$milliseconds" : '') ;
+  }
+
   public function excerpt() {
     $maxLength = 500;
     return '<p class="news-excerpt long">' .