A filter model for Wordpress pros (Wordpress pros don't have time to press shift twice when typing "Wordpress")

best-filter-model.php

<?php
class PentoFilters {
	// eg...
	function the_content( $content ) {
		return $content;
	}
}

function pento_filters() {
	global $wp_current_filter;
	
	$args = func_get_args();
	if ( empty( $args ) ) {
		return;
	}

	$filters = new PentoFilters();

	$current_filter = end( $wp_current_filter );
	reset( $wp_current_filter );

	if ( method_exists( $filters, $current_filter ) ) {
		return call_user_func_array( array( $filters, $current_filter ), $args );
	} 
	
	return $args[0];
}
add_filter( 'all', 'pento_filters' );