From 7085a0c2f7104a56a7e946c43ba0b5736be5f4e7 Mon Sep 17 00:00:00 2001
From: emkael <emkael@tlen.pl>
Date: Tue, 27 Dec 2016 14:47:01 +0100
Subject:  * smarty bundled

---
 lib/smarty3/plugins/modifier.regex_replace.php | 58 ++++++++++++++++++++++++++
 1 file changed, 58 insertions(+)
 create mode 100644 lib/smarty3/plugins/modifier.regex_replace.php

(limited to 'lib/smarty3/plugins/modifier.regex_replace.php')

diff --git a/lib/smarty3/plugins/modifier.regex_replace.php b/lib/smarty3/plugins/modifier.regex_replace.php
new file mode 100644
index 0000000..85f41fd
--- /dev/null
+++ b/lib/smarty3/plugins/modifier.regex_replace.php
@@ -0,0 +1,58 @@
+<?php
+/**
+ * Smarty plugin
+ *
+ * @package    Smarty
+ * @subpackage PluginsModifier
+ */
+
+/**
+ * Smarty regex_replace modifier plugin
+ * Type:     modifier<br>
+ * Name:     regex_replace<br>
+ * Purpose:  regular expression search/replace
+ *
+ * @link    http://smarty.php.net/manual/en/language.modifier.regex.replace.php
+ *          regex_replace (Smarty online manual)
+ * @author  Monte Ohrt <monte at ohrt dot com>
+ *
+ * @param string       $string  input string
+ * @param string|array $search  regular expression(s) to search for
+ * @param string|array $replace string(s) that should be replaced
+ * @param int          $limit   the maximum number of replacements
+ *
+ * @return string
+ */
+function smarty_modifier_regex_replace($string, $search, $replace, $limit = - 1)
+{
+    if (is_array($search)) {
+        foreach ($search as $idx => $s) {
+            $search[ $idx ] = _smarty_regex_replace_check($s);
+        }
+    } else {
+        $search = _smarty_regex_replace_check($search);
+    }
+
+    return preg_replace($search, $replace, $string, $limit);
+}
+
+/**
+ * @param  string $search string(s) that should be replaced
+ *
+ * @return string
+ * @ignore
+ */
+function _smarty_regex_replace_check($search)
+{
+    // null-byte injection detection
+    // anything behind the first null-byte is ignored
+    if (($pos = strpos($search, "\0")) !== false) {
+        $search = substr($search, 0, $pos);
+    }
+    // remove eval-modifier from $search
+    if (preg_match('!([a-zA-Z\s]+)$!s', $search, $match) && (strpos($match[ 1 ], 'e') !== false)) {
+        $search = substr($search, 0, - strlen($match[ 1 ])) . preg_replace('![e\s]+!', '', $match[ 1 ]);
+    }
+
+    return $search;
+}
-- 
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