- changed {php} tag handling

- removed support of Smarty::instance()
- removed support of PHP resource type
- improved execution speed of {foreach} tags
- fixed bug in {section} tag

libs/plugins/block.php.php

@@ -0,0 +1,39 @@
+<?php
+/**
+* Smarty plugin to execute PHP code
+* 
+* @package Smarty
+* @subpackage PluginsBlock
+* @author Uwe Tews 
+*/
+
+/**
+* Smarty {php}{/php} block plugin
+* 
+* @param string $content contents of the block
+* @param object $smarty Smarty object
+* @param boolean $ &$repeat repeat flag
+* @param object $template template object
+* @return string content re-formatted
+*/
+function smarty_block_php($params, $content, $smarty, &$repeat, $template)
+{ 
+    // get security settings
+    if ($template->security && isset($smarty->security_handler)) {
+        $sec_obj = $smarty->security_policy;
+    } else {
+        $sec_obj = $smarty;
+    } 
+    if (is_null($content)) {
+    if ($sec_obj->php_handling != SMARTY_PHP_ALLOW) {
+        trigger_error("{php} is deprecated, set php_handling = SMARTY_PHP_ALLOW to enable",E_USER_WARNING);
+    } 
+        return;
+    } 
+
+    eval($content);
+
+    return '';
+} 
+
+?>