abstract more private functions to plugin directory

libs/plugins/core.create_dir_structure.php

@@ -0,0 +1,59 @@
+<?php
+/**
+ * Smarty plugin
+ * @package Smarty
+ * @subpackage plugins
+ */
+
+/**
+ * create full directory structure
+ *
+ * @param string $dir
+ */
+
+// $dir
+ 
+function smarty_core_create_dir_structure($params, &$this)
+{
+    if (!file_exists($params['dir'])) {           
+        $_new_dir = (preg_match("/^([\/\\\\]|[a-zA-Z]:[\/\\\\])/", $params['dir']))
+            ? DIRECTORY_SEPARATOR : getcwd().DIRECTORY_SEPARATOR;
+
+        $_dir_parts = preg_split('!\\' . DIRECTORY_SEPARATOR . '+!', $params['dir'], -1, PREG_SPLIT_NO_EMPTY);
+
+        // do not attempt to test or make directories outside of open_basedir
+        $_open_basedir_ini = ini_get('open_basedir');
+        if(!empty($_open_basedir_ini)) {
+            $_use_open_basedir = true;
+            $_open_basedir_sep = (strtoupper(substr(PHP_OS, 0, 3)) == 'WIN') ? ';' : ':';
+            $_open_basedirs = explode($_open_basedir_sep, $_open_basedir_ini);
+        } else {                    
+            $_use_open_basedir = false;
+        }
+
+        foreach ($_dir_parts as $_dir_part) {
+            $_new_dir .= $_dir_part;
+            if ($_use_open_basedir) {
+                $_make_new_dir = false;
+                foreach ($_open_basedirs as $_open_basedir) {
+                    if (substr($_new_dir.'/', 0, strlen($_open_basedir)) == $_open_basedir) {
+                        $_make_new_dir = true;
+                        break;
+                    }
+                }
+            } else {
+                $_make_new_dir = true;                    
+            }
+
+            if ($_make_new_dir && !file_exists($_new_dir) && !@mkdir($_new_dir, $this->_dir_perms)) {
+                $this->trigger_error("problem creating directory '" . $params['dir'] . "'");
+                return false;
+            }
+            $_new_dir .= DIRECTORY_SEPARATOR;
+        }
+    }
+}
+
+/* vim: set expandtab: */
+
+?>