From 37a17acefc111516462bd103010ec5d660f876f1 Mon Sep 17 00:00:00 2001
From: fidian <fidian@7612ce4b-ef26-0410-bec9-ea0150e637f0>
Date: Thu, 1 Feb 2001 13:05:56 +0000
Subject: [PATCH] Removed ereg and ereg_replace calls.  Using simple string
 manipulation. This way we don't have to worry about what $needle is.

git-svn-id: https://svn.code.sf.net/p/squirrelmail/code/trunk/squirrelmail@1030 7612ce4b-ef26-0410-bec9-ea0150e637f0
---
 functions/strings.php | 26 ++++++++++++++++++--------
 1 file changed, 18 insertions(+), 8 deletions(-)

diff --git a/functions/strings.php b/functions/strings.php
index 9b7371de..e3791452 100644
--- a/functions/strings.php
+++ b/functions/strings.php
@@ -6,10 +6,11 @@
 
    //*************************************************************************
    // Count the number of occurances of $needle are in $haystack.
+   // $needle can be a character or string, and need not occur in $haystack
    //*************************************************************************
    function countCharInString($haystack, $needle) {
-      $haystack = ereg_replace("[^$needle]",'',$haystack);
-      return strlen($haystack);
+      if ($needle == '') return 0;
+      return count(explode($needle, $haystack));
    }
 
    //*************************************************************************
@@ -18,9 +19,13 @@
    //*************************************************************************
    function readShortMailboxName($haystack, $needle) {
       if ($needle == '') return $haystack;
-      if ($needle == '.') $needle = '\\.';
-      ereg("([^$needle]+)$needle?$", $haystack, $regs);
-      return $regs[1];
+      $parts = explode($needle, $haystack);
+      $elem = array_pop($parts);
+      while ($elem == '' && count($parts))
+      {
+          $elem = array_pop($parts);
+      }
+      return $elem;
    }
 
    //*************************************************************************
@@ -28,9 +33,14 @@
    //    of the $haystack is reached.  $needle is a single character
    //*************************************************************************
    function readMailboxParent($haystack, $needle) {
-      if ($needle == '.') $needle = '\\.';
-      ereg("^(.+)$needle([^$needle]+)$needle?$", $haystack, $regs);
-      return $regs[1];
+      if ($needle == '') return '';
+      $parts = explode($needle, $haystack);
+      $elem = array_pop($parts);
+      while ($elem == '' && count($parts))
+      {
+          $elem = array_pop($parts);
+      }
+      return join($needle, $parts);
    }
 
    // Searches for the next position in a string minus white space
-- 
2.25.1