- add missing Smarty plugin

git-svn-id: https://svn.code.sf.net/p/postfixadmin/code/trunk@887 a1433add-5e2c-0410-b055-b7f2511e0802

smarty/libs/plugins/modifier.needle.php

@@ -0,0 +1,55 @@
+<?php
+/**
+ * Smarty shared plugin
+ * @package Smarty
+ * @subpackage plugins
+ */
+
+
+/**
+ * Function: smarty_needle
+ * Purpose:  Used to find a string in a string
+ * Options:  enter "case" to make case senstative
+ * Example:  needle( 'Gabe-was-here', 'here' ) returns true
+ * Example2: needle( 'Gabe was here', 'gabe' ) returns true
+ * Example:  needle ('Gabe was there', 'sde') returns false
+ * Smarty Sample: {$haystack|needle:"string"}
+ * Smarty Sample: {$haystack|needle:"string":"case"}
+ * @author Gabe LeBlanc "raven"
+ * @param string
+ * @return boolean
+ */
+function smarty_modifier_needle($haystack, $needle, $cases = "nocase") {
+   if(!empty($haystack) ) {
+
+      if($cases == "nocase") {
+
+         if(stristr($haystack, $needle)) {
+
+            return true;
+
+         }else{
+
+              return false;
+         }
+
+         }elseif($cases == "case") {
+
+         if(strstr($haystack, $needle)) {
+
+            return true;
+
+         }else{
+
+               return false;
+         }
+      }
+
+   }else{
+
+      return false;
+   }
+}   
+
+
+?>