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<?php
/**
* YoutubeGallery for Joomla!
* @version 3.8.3
* @author DesignCompass corp< <support@joomlaboat.com>
* @link http://www.joomlaboat.com
* @GNU General Public License
**/
if(isset($_GET['task']))
{
$task=$_GET['task'];
switch($task)
{
case 'getyoutubeshowowner' :
if(isset($_GET['link']))
echo getYoutubeGalleryShowOwner($_GET['link']);
else
echo 'link parameter not set';
break;
case 'getyoutubeshowsbyowner' :
if(isset($_GET['owner']))
{
$username=$_GET['owner'];
$username=trim(preg_replace("/[^a-zA-Z0-9_]/", "", $username));
if(isset($_GET['max-results']))
$max_results=(int)$_GET['max-results'];
else
$max_results=10;
if(isset($_GET['start-index']))
$start_index=(int)$_GET['start-index'];
else
$start_index=1;
$arr=getYoutubeShowsByUser($username,$max_results,$start_index);
echo json_encode($arr);
}
else
echo 'owner parameter not set';
break;
case 'getyoutubeseasonsbyshowid' :
if(isset($_GET['showid']))
{
$showid=$_GET['showid'];
$showid=trim(preg_replace("/[^a-zA-Z0-9_]/", "", $showid));
if(isset($_GET['max-results']))
$max_results=(int)$_GET['max-results'];
else
$max_results=10;
if(isset($_GET['start-index']))
$start_index=(int)$_GET['start-index'];
else
$start_index=1;
$arr=getYoutubeSeasonsByShowID($showid,$max_results,$start_index);
echo json_encode($arr);
}
else
echo 'owner parameter not set';
break;
case 'getyoutubeshowownershows' :
if(isset($_GET['link']))
{
$u=getYoutubeGalleryShowOwner($_GET['link']);
if(isset($_GET['max-results']))
$max_results=(int)$_GET['max-results'];
else
$max_results=10;
if(isset($_GET['start-index']))
$start_index=(int)$_GET['start-index'];
else
$start_index=1;
$ua=json_decode($u);
if($ua==false)
echo $ua;
$arr=getYoutubeShowsByUser($ua->username,$max_results,$start_index);
print_r($arr);
}
else
echo 'link parameter not set';
break;
default:
echo 'unknown task';
}
}
else
echo '<html><body></body></html>';
function getYoutubeSeasonsByShowID($showid,$max_results,$start_index)
{
if($max_results==0)
$max_results=10;
if($start_index==0)
$start_index=1;
$url='http://gdata.youtube.com/feeds/api/shows/'.$showid.'/content?v=2&max-results='.$max_results.'&start-index='.$start_index;
$a=getURLData($url);
if($a=='')
return 'cannot load seasons page';
if(strpos($a,'<?xml version')===false)
return 'Cannot load data, no connection';
$xml = simplexml_load_string($a);
if($xml)
{
$arr=array();
foreach ($xml->entry as $entry)
{
$p=explode(':',$entry->id);
if(count($p)==6)
{
$id=$p[5];
$arr[]=array('id'=>$id, 'title'=>$entry->title);
}
}
return $arr;
}
return 'xml format corrupted';
}
function getYoutubeShowsByUser($username,$max_results,$start_index)
{
if($max_results==0)
$max_results=10;
if($start_index==0)
$start_index=1;
$url='http://gdata.youtube.com/feeds/api/users/'.$username.'/shows?v=2&max-results='.$max_results.'&start-index='.$start_index;
$a=getURLData($url);
if($a=='')
return 'cannot load user shows page';
if(strpos($a,'<?xml version')===false)
return 'Cannot load data, no connection';
$xml = simplexml_load_string($a);
if($xml)
{
$arr=array();
foreach ($xml->entry as $entry)
{
$alternate_link='';
foreach ($entry->link as $link)
{
$l=$link->attributes();
if($l['rel']=='alternate')
{
$alternate_link=$l['href'];
break;
}
}
$arr[]=array('id'=>$entry->id, 'title'=>$entry->title, 'link'=>$alternate_link);
}
return $arr;
}
return 'xml format corrupted';
}
function getYoutubeGalleryShowOwner($url)
{
if(strpos($url,'://www.youtube.com/show/')===false)
return 'wrong link format';
$a=getURLData($url);
if($a=='')
return 'cannot load show page';
$gdata=getValueOfParameter($a,'<link rel="alternate" type="application/rss+xml" title="RSS" href="');
if(!$gdata)
return 'cannot find the owner';
$username=getValueOfParameter($a,'http://gdata.youtube.com/feeds/base/users/','/');
if(!$gdata)
return 'cannot find username';
$arr=array('username'=>$username);
return json_encode($arr);
}
//---------------- useful functions
function getValueOfParameter($r,$p,$f='"')
{
$i=strpos($r,$p);
if($i===false)
return false;
$l=strlen($p);
$a=strpos($r,$f,$i+$l);
if($a===false)
return false;
return substr($r,$i+$l, $a-$i-$l);
}
function getURLData($url)
{
$htmlcode='';
if (function_exists('curl_init'))
{
$ch = curl_init();
$timeout = 180;
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout);
$htmlcode = curl_exec($ch);
curl_close($ch);
}
elseif (ini_get('allow_url_fopen') == true)
{
$htmlcode = file_get_contents($url);
}
else
{
echo '<p style="color:red;">Cannot load data, enable "allow_url_fopen" or install cURL<br/>
<a href="http://joomlaboat.com/youtube-gallery/f-a-q/why-i-see-allow-url-fopen-message" target="_blank">Here</a> is what to do.
</p>
';
}
return $htmlcode;
}
?>