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编辑当前文件:/home/p/r/i/prismawe/www/prisma/modules/codebench/classes/bench/mddobaseurl.php

<?php defined('SYSPATH') or die('No direct script access.');
/**
 * @package    Kohana/Codebench
 * @category   Tests
 * @author     Geert De Deckere <geert@idoe.be>
 */
class Bench_MDDoBaseURL extends Codebench {

public $description =
		'Optimization for the <code>doBaseURL()</code> method of <code>Kohana_Kodoc_Markdown</code>
		 for the Kohana Userguide.';

public $loops = 10000;

public $subjects = array
	(
		// Valid matches
		'[filesystem](about.filesystem)',
		'[filesystem](about.filesystem "Optional title")',
		'[same page link](#id)',
		'[object oriented](http://wikipedia.org/wiki/Object-Oriented_Programming)',

// Invalid matches
		'![this is image syntax](about.filesystem)',
		'[filesystem](about.filesystem',
	);

public function bench_original($subject)
	{
		// The original regex contained a bug, which is fixed here for benchmarking purposes.
		// At the very start of the regex, (?!!) has been replace by (?<!!)
		return preg_replace_callback('~(?<!!)\[(.+?)\]$([^#]\S*(?:\s*".+?")?)$~', array($this, '_add_base_url_original'), $subject);
	}
	public function _add_base_url_original($matches)
	{
		if ($matches[2] AND strpos($matches[2], '://') === FALSE)
		{
			// Add the base url to the link URL
			$matches[2] = 'http://BASE/'.$matches[2];
		}

// Recreate the link
		return "[{$matches[1]}]({$matches[2]})";
	}

public function bench_optimized_callback($subject)
	{
		return preg_replace_callback('~(?<!!)\[(.+?)\]$(?!\w++://)([^#]\S*(?:\s*+".+?")?)$~', array($this, '_add_base_url_optimized'), $subject);
	}
	public function _add_base_url_optimized($matches)
	{
		// Add the base url to the link URL
		$matches[2] = 'http://BASE/'.$matches[2];

// Recreate the link
		return "[{$matches[1]}]({$matches[2]})";
	}

public function bench_callback_gone($subject)
	{
		// All the optimized callback was doing now, is prepend some text to the URL.
		// We don't need a callback for that, and that should be clearly faster.
		return preg_replace('~(?<!!)(\[.+?\]$)(?!\w++://)([^#]\S*(?:\s*+".+?")?$)~', '$1http://BASE/$2', $subject);
	}

}