From 2b0766503392aaf91837b64ca6a0a3c6d2f035ce Mon Sep 17 00:00:00 2001
From: Dries Buytaert <dries@buytaert.net>
Date: Fri, 5 Sep 2008 09:25:52 +0000
Subject: - Patch #64967 by Arancaytar, meba: ereg -> preg for performance
 reasons and future compatilbility.  PHP6 is rumoured to drop ereg support.

---
 includes/database/select.inc | 4 +++-
 includes/file.inc            | 2 +-
 includes/unicode.inc         | 4 ++--
 3 files changed, 6 insertions(+), 4 deletions(-)

(limited to 'includes')

diff --git a/includes/database/select.inc b/includes/database/select.inc
index 3d1074773..e24b54cc2 100644
--- a/includes/database/select.inc
+++ b/includes/database/select.inc
@@ -670,9 +670,11 @@ class SelectQuery extends Query implements QueryConditionInterface, QueryAlterab
     // ORDER BY
     if ($this->order) {
       $query .= "\nORDER BY ";
+      $fields = array();
       foreach ($this->order as $field => $direction) {
-        $query .= $field . ' ' . $direction . ' ';
+        $fields[] = $field . ' ' . $direction;
       }
+      $query .= implode(', ', $fields);
     }
 
     // RANGE is database specific, so we can't do it here.
diff --git a/includes/file.inc b/includes/file.inc
index 68fa2c23b..1be451823 100644
--- a/includes/file.inc
+++ b/includes/file.inc
@@ -658,7 +658,7 @@ function file_validate_extensions($file, $extensions) {
 
   // Bypass validation for uid  = 1.
   if ($user->uid != 1) {
-    $regex = '/\.(' . ereg_replace(' +', '|', preg_quote($extensions)) . ')$/i';
+    $regex = '/\.(' . preg_replace('/ +/', '|', preg_quote($extensions)) . ')$/i';
     if (!preg_match($regex, $file->filename)) {
       $errors[] = t('Only files with the following extensions are allowed: %files-allowed.', array('%files-allowed' => $extensions));
     }
diff --git a/includes/unicode.inc b/includes/unicode.inc
index 93a522d09..b01e3bcfd 100644
--- a/includes/unicode.inc
+++ b/includes/unicode.inc
@@ -135,7 +135,7 @@ function drupal_xml_parser_create(&$data) {
   }
 
   // Check for an encoding declaration in the XML prolog if no BOM was found.
-  if (!$bom && ereg('^<\?xml[^>]+encoding="([^"]+)"', $data, $match)) {
+  if (!$bom && preg_match('/^<\?xml[^>]+encoding="(.+?)"/', $data, $match)) {
     $encoding = $match[1];
   }
 
@@ -145,7 +145,7 @@ function drupal_xml_parser_create(&$data) {
     $out = drupal_convert_to_utf8($data, $encoding);
     if ($out !== FALSE) {
       $encoding = 'utf-8';
-      $data = ereg_replace('^(<\?xml[^>]+encoding)="([^"]+)"', '\\1="utf-8"', $out);
+      $data = preg_replace('/^(<\?xml[^>]+encoding)="(.+?)"/', '\\1="utf-8"', $out);
     }
     else {
       watchdog('php', 'Could not convert XML encoding %s to UTF-8.', array('%s' => $encoding), WATCHDOG_WARNING);
-- 
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