<?php

/*******************************************************************
* justintv.class.php
* Version: 0.1
* Author: Tyler Winfield
* Copyright (C) 2009, Tyler Winfield
* hide@address.com
* http://rionet.ca/
*
* Simple PHP object class for allowing simple communication with
* Justin.tv account(s).
*
*     EXAMPLE
*
* $j = new JustinTV();
* $j->usernm = $channel-id
* 
* if($j->openstats()) {
*    if($j->getStreamStatus()) {
*       //stream is online and information loaded
*    } else {
*       //stream is offline
*    }
* } else {
*    //server could not be connected to or is offline
* }
*
*******************************************************************
This program is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 2 of the License, or (at your
option) any later version.

This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
General Public License for more details.

You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*******************************************************************/

class JustinTV {
   // Public
   var $host;   //not used
   var $port;   //not used
   var $usernm;
   var $passwd; //not used
   
   //Private
   var $_xml;
   var $_error;
   
   function openstats() {
      $fp = fopen("http://api.justin.tv/api/stream/list.xml?channel=".$this->usernm, "r");
      if (!$fp) {
         $this->_error = "$errstr ($errno)";
         return(0);
      } else {
          while (!feof($fp)) {
               $this->_xml .= fgets($fp, 512);
          }
          fclose($fp);

         if(!isset($this->_xml)) {
            $this->_error = "Bad login";
            return(0);
         }
         
         $xmlparser = xml_parser_create();
         if (!xml_parse_into_struct($xmlparser, $this->_xml, $this->_values, $this->_indexes)) {
            $this->_error = "Unparsable XML";
            return(0);
         }
   
         xml_parser_free($xmlparser);

         return(1);
      }
   }
   
   function getCurrentListenersCount() {
      return($this->_values[$this->_indexes["STREAM_COUNT"][0]]["value"]);
   }
   
   function getServerGenre() {
      return($this->_values[$this->_indexes["STREAM_TYPE"][0]]["value"]);
   }
   
   function getServerURL() {
      return($this->_values[$this->_indexes["CHANNEL_URL"][0]]["value"]);
   }
   
   function getServerTitle() {
      return($this->_values[$this->_indexes["TITLE"][0]]["value"]);
   }
   
   function getStreamHitsCount() {
      return($this->_values[$this->_indexes["VIEWS_COUNT"][0]]["value"]);
   }
   
   function getStreamStatus() {
      return($this->_values[$this->_indexes["UP_TIME"][0]]["value"]);
   }
   
   function getBitRate() {
      return($this->_values[$this->_indexes["VIDEO_BITRATE"][0]]["value"]);
   }
     
   function geterror() { return($this->_error); }
}

?>