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<?php
/**
* Copyright (C) 2007 Ben Leto <undertoe@chemlab.org>
*
* Description: Apple Trailer Grabber for mythtv
*
* Version 0.4.3
*
* Apple Trailer Grabber 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.
*
* Apple Trailer Grabber 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
*
* Usage: read the INSTALL file
* Setup as a cron script to run as frequently as you want
*
*
*/
/************************************************************************/
// CONFIGURATION
// command to use when streaming content from the internet - cache 50% before displaying and use 32MB of memory
$STREAMING_EXEC_CMD = '/usr/bin/mplayer -fs -zoom -really-quiet -user-agent NSPlayer -cache 16000';
$APPLE_FEED = 'http://www.apple.com/trailers/home/xml/current.xml';
/************************************************************************/
// Shouldn't Need To modify anything beyond here
define("PLAYERCMD", $STREAMING_EXEC_CMD);
define("XMLFEED", $APPLE_FEED);
/************************************************************************/
init_main();
// Function: returns null | init_main ()
// Description: Outputs Apple Trailer XML feed to watchable movie urls in MythTV menu XML format
function init_main()
{
print "<mythmenu name=\"TRAILERS\">\n";
if(valid_url(XMLFEED)){
// Gather Array of Current Movie Trailers
//XML Data
$xml_data = url_to_string(XMLFEED);
//Creating Instance of the Class
$xmlObj = new XmlToArray($xml_data);
$arrayData = $xmlObj->createArray();
foreach($arrayData['records']['movieinfo'] as $Row){
$MovieTitle = $Row['info'][0]['title'];
$MovieLink = $Row['preview'][0]['large'];
$VideoPlayCMD = PLAYERCMD . ' ' . $MovieLink;
if(!valid_url($MovieLink)){
$MovieTitle = $MovieTitle . '*VIDEO ERROR*';
$VideoPlayCMD = '';
}
print "\t<button>\n";
print "\t\t<type>VIDEO_BROWSER</type>\n";
$MovieTitle = preg_replace('/ & /', ' & ', $MovieTitle);
print "\t\t<text>$MovieTitle</text>\n";
print "\t\t<action>EXEC $VideoPlayCMD</action>\n";
print "\t</button>\n\n";
}
}else{
print "\t<button>\n";
print "\t\t<type>VIDEO_BROWSER</type>\n";
print "\t\t<text>Error Grabbing XML Feed</text>\n";
print "\t\t<action></action>\n";
print "\t</button>\n\n";
}
print "</mythmenu>\n";
}
// Function: returns boolean | valid_url ( var | url to check)
// Description: Checks to see if a url is a valid page
function valid_url($str)
{
if(@fopen($str, "r")) {
return true;
} else {
return false;
}
}
// Function: returns string | all elements of XML ( var | url to feed)
// Description: Converts each element in an XML feed to single line string
// Notes: must have 'allow_url_fopen = On' in php.ini
function url_to_string($url){
$lines = file($url);
foreach ($lines as $line) {
$lineR = trim($line);
}
$lineR = eregi_replace("<" . "large" . "[^>]*>", "<large>", $lineR); //hack for apple goofy xml
return $lineR;
}
// Class: returns (~) x array | elements of XML ( var | XML in string)
// Description: Converts each element in an XML feed to an Array
class XmlToArray
{
var $xml='';
/**
* Default Constructor
* @param $xml = xml data
* @return none
*/
function XmlToArray($xml)
{
$this->xml = $xml;
}
/**
* _struct_to_array($values, &$i)
*
* This is adds the contents of the return xml into the array for easier processing.
* Recursive, Static
*
* @access private
* @param array $values this is the xml data in an array
* @param int $i this is the current location in the array
* @return Array
*/
function _struct_to_array($values, &$i)
{
$child = array();
if (isset($values[$i]['value'])) array_push($child, $values[$i]['value']);
while ($i++ < count($values)) {
switch ($values[$i]['type']) {
case 'cdata':
array_push($child, $values[$i]['value']);
break;
case 'complete':
$name = $values[$i]['tag'];
if(!empty($name)){
$child[$name]= ($values[$i]['value'])?($values[$i]['value']):'';
if(isset($values[$i]['attributes'])) {
$child[$name] = $values[$i]['attributes'];
}
}
break;
case 'open':
$name = $values[$i]['tag'];
$size = isset($child[$name]) ? sizeof($child[$name]) : 0;
$child[$name][$size] = $this->_struct_to_array($values, $i);
break;
case 'close':
return $child;
break;
}
}
return $child;
}//_struct_to_array
/**
* createArray($data)
*
* This is adds the contents of the return xml into the array for easier processing.
*
* @access public
* @param string $data this is the string of the xml data
* @return Array
*/
function createArray()
{
$xml = $this->xml;
$values = array();
$index = array();
$array = array();
$parser = xml_parser_create();
xml_parser_set_option($parser, XML_OPTION_SKIP_WHITE, 1);
xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, 0);
xml_parse_into_struct($parser, $xml, $values, $index);
xml_parser_free($parser);
$i = 0;
$name = $values[$i]['tag'];
$array[$name] = isset($values[$i]['attributes']) ? $values[$i]['attributes'] : '';
$array[$name] = $this->_struct_to_array($values, $i);
return $array;
}
}
?>
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