46 lines
1.5 KiB
PHP
46 lines
1.5 KiB
PHP
<?php
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/*
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* PHP OEmbed provider/proxy - for details, visit
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*
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* http://code.google.com/p/php-oembed/
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*
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* Copyright(C) by Adam Nemeth. Licensed under New BSD license.
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*
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* I would love to hear every feedback on aadaam at googlesmailservice
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*
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*/
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class ProviderManager{
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private $providers;
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private static $_instance;
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private function __construct(){
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$this->providers=array();
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$xml = simplexml_load_file(PROVIDER_XML);// PROVIDER_XML comes from config.php
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foreach($xml->provider as $provider){
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if(!isset($provider->class) && isset($provider->endpoint)){
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$this->register(new OEmbedProvider($provider->url,$provider->endpoint));
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} else {
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$classname="".$provider->class; // force to be string :)
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$reflection = new ReflectionClass($classname);
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$this->register($reflection->newInstance($provider));//so we could pass config vars
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}
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}
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}
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static function getInstance(){
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if(!isset($_instance) || $_instance==null){
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$_instance = new ProviderManager();
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}
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return $_instance;
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}
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public function register($provider){
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$this->providers[]=$provider;
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}
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public function provide($url,$format){
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foreach ($this->providers as $provider){
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if ($provider->match($url)){
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return $provider->provide($url,$format);
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}
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}
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return null;
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}
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}
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