php 模版解析实例

下面是一个php 模版解析的例子。

通过正则表达式将
{youku id_XMTc5ODgwOTA4} 转对对应的播放代码。

header('Content-type:text/html; charset=utf-8');

$template = '

{youku id_XMTc5ODgwOTA4}

{youku id_XMzA5NTUwOTky}

{youku id_XMzEwMTQyMjA4}

{youku id_XMjYzNTE0MTA4}

{youku id_XMzEwNDMwODk2}

{youku id_XMjk4NjA3Njk2}

{youku id_XMjQ3ODQwNDYw}

{youku id_XMjk4MjA2NDI0}

{youku id_XMzEwNDIyMTY4}

{youku id_XMzA5ODUzMjI4}

{youku id_XMzEwMzMxNjc2}

{youku id_XMzEwMTk4Njky}

{youku id_XMTA3OTA4MzQw}

{youku id_XMjQ1NzI1ODcy}

{youku id_XMjI4Mzc0OTY0}

';

$cfgYouku = array( array("rege"=>"/\s*\{youku\s*id_(.*)}\s*/i","callback"=>"compile"));

foreach ($cfgYouku as $val){

if(isset($val["callback"]))

{

$template = preg_replace_callback($val["rege"], $val["callback"], $template);

}

}

/**

*

* forjobs

* @param unknown_type $matched

*/

function compile($matched)

{

$url = $matched[0]; www.2cto.com

preg_match("/id\_(\w+)/", $url, $matches);

if (empty($matches)){

preg_match("#v_playlist\/#", $url, $mat);

if(!$mat) return false;

$html = self::_fget($url);

preg_match("#videoId2\s*=\s*\'(\w+)\'#", $html, $matches);

if(!$matches) return false;

}

$link = "http://v.youku.com/player/getPlayList/VideoIDS/{$matches[1]}/timezone/+08/version/5/source/out?password=&ran=2513&n=3";

$retval = fileGetContent( $link );

if ($retval) {

$json = json_decode($retval, true);

$data['img'] = $json['data'][0]['logo'];

$data['title'] = $json['data'][0]['title'];

$data['url'] = $url;

$data['swf'] = "http://player.youku.com/player.php/sid/{$matches[1]}/v.swf";

if( $data ) $data['object'] = "

".$data['title']."

"."";

return $data['object'];

} else {

return false;

}

}

/**

*

* @author murain

* @param String $url

*/

function fileGetContent($url)

{

$ch = curl_init();

$timeout = 10;

curl_setopt($ch, CURLOPT_URL, $url);

curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);

curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $timeout);

curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);

$contents = trim(curl_exec($ch));

curl_close($ch);

return $contents;

}