From d3aa8823b21990634f8b74676ac301739ddfc58b Mon Sep 17 00:00:00 2001
From: David King <imkingdavid@gmail.com>
Date: Wed, 14 Nov 2012 15:42:13 -0500
Subject: [feature/controller] Use a dumped url matcher class to improve
 performance

PHPBB3-10864
---
 phpBB/includes/functions.php | 52 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 52 insertions(+)

(limited to 'phpBB/includes/functions.php')

diff --git a/phpBB/includes/functions.php b/phpBB/includes/functions.php
index fb05b74cd3..7cf5611dca 100644
--- a/phpBB/includes/functions.php
+++ b/phpBB/includes/functions.php
@@ -7,6 +7,9 @@
 *
 */
 
+use Symfony\Component\Routing\Matcher\Dumper\PhpMatcherDumper;
+use Symfony\Component\Routing\RequestContext;
+
 /**
 * @ignore
 */
@@ -5444,3 +5447,52 @@ function phpbb_to_numeric($input)
 {
 	return ($input > PHP_INT_MAX) ? (float) $input : (int) $input;
 }
+
+/**
+* Create and/or return the cached phpbb_url_matcher class
+*
+* If the class already exists, it instantiates it
+*
+* @param phpbb_extension_finder $finder Extension finder
+* @param RequestContext $context Symfony RequestContext object
+* @param string $root_path Root path
+* @param string $php_ext PHP extension
+* @return phpbb_url_matcher
+*/
+function phpbb_create_url_matcher(phpbb_extension_finder $finder, RequestContext $context, $root_path, $php_ext)
+{
+	$matcher = phpbb_load_url_matcher($finder, $context, $root_path, $php_ext);
+	if ($matcher === false)
+	{
+		$provider = new phpbb_controller_provider();
+		$dumper = new PhpMatcherDumper($provider->get_paths($finder)->find());
+		$cached_url_matcher_dump = $dumper->dump(array(
+			'class'			=> 'phpbb_url_matcher',
+		));
+
+		file_put_contents($root_path . 'cache/url_matcher' . $php_ext, $cached_url_matcher_dump);
+		return phpbb_load_url_matcher($finder, $context, $root_path, $php_ext);
+	}
+
+	return $matcher;
+}
+
+/**
+* Load the cached phpbb_url_matcher class
+*
+* @param phpbb_extension_finder $finder Extension finder
+* @param RequestContext $context Symfony RequestContext object
+* @param string $root_path Root path
+* @param string $php_ext PHP extension
+* @return phpbb_url_matcher|bool False if the file doesn't exist
+*/
+function phpbb_load_url_matcher(phpbb_extension_finder $finder, RequestContext $context, $root_path, $php_ext)
+{
+	if (file_exists($root_path . 'cache/url_matcher' . $php_ext))
+	{
+		include($root_path . 'cache/url_matcher' . $php_ext);
+		return new phpbb_url_matcher($context);
+	}
+
+	return false;
+}
-- 
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