From 8a9ba77275935bf0e5ab90ed4370f9416d787a08 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?G=C3=A1bor=20Hojtsy?= <gabor@hojtsy.hu>
Date: Tue, 16 Oct 2007 14:10:33 +0000
Subject: #183690 by Wim Leers: (developer improvement) abstract path matching
 to drupal_match_path() from block listing, so this gets reusable when path
 based matching is required

---
 includes/path.inc | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

(limited to 'includes')

diff --git a/includes/path.inc b/includes/path.inc
index 898b39048..d9774f93e 100644
--- a/includes/path.inc
+++ b/includes/path.inc
@@ -220,3 +220,23 @@ function drupal_is_front_page() {
   // we can check it against the 'site_frontpage' variable.
   return $_GET['q'] == drupal_get_normal_path(variable_get('site_frontpage', 'node'));
 }
+
+/**
+ * Check if a path matches any pattern in a set of patterns.
+ *
+ * @param $path
+ *   The path to match.
+ * @param $patterns
+ *   String containing a set of patterns separated by \n, \r or \r\n.
+ *
+ * @return
+ *   Boolean value: TRUE if the path matches a pattern, FALSE otherwise.
+ */
+function drupal_match_path($path, $patterns) {
+  static $regexps;
+  
+  if (!isset($regexps[$patterns])) {
+    $regexps[$patterns] = '/^('. preg_replace(array('/(\r\n?|\n)/', '/\\\\\*/', '/(^|\|)\\\\<front\\\\>($|\|)/'), array('|', '.*', '\1'. preg_quote(variable_get('site_frontpage', 'node'), '/') .'\2'), preg_quote($patterns, '/')) .')$/';
+  }
+  return preg_match($regexps[$patterns], $path);
+}
-- 
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