28 lines
		
	
	
		
			599 B
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			28 lines
		
	
	
		
			599 B
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
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| namespace W3TC;
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| 
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| class Util_Bus {
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| 	/**
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| 	 * Add W3TC action callback
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| 	 *
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| 	 * @param string  $key
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| 	 * @param mixed   $callback
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| 	 * @return void
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| 	 */
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| 	static public function add_ob_callback( $key, $callback ) {
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| 		$GLOBALS['_w3tc_ob_callbacks'][$key] = $callback;
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| 	}
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| 
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| 	static public function do_ob_callbacks( $order, $value ) {
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| 		foreach ( $order as $key ) {
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| 			if ( isset( $GLOBALS['_w3tc_ob_callbacks'][$key] ) ) {
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| 				$callback = $GLOBALS['_w3tc_ob_callbacks'][$key];
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| 				if ( is_callable( $callback ) ) {
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| 					$value = call_user_func( $callback, $value );
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| 				}
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| 			}
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| 		}
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| 		return $value;
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| 	}
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| }
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