smarty/internals/core.get_php_resource.php
changeset 0 c63de9eb7045
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/smarty/internals/core.get_php_resource.php	Sun Mar 23 14:59:33 2008 -0400
@@ -0,0 +1,80 @@
+<?php
+/**
+ * Smarty plugin
+ * @package Smarty
+ * @subpackage plugins
+ */
+
+/**
+ * Retrieves PHP script resource
+ *
+ * sets $php_resource to the returned resource
+ * @param string $resource
+ * @param string $resource_type
+ * @param  $php_resource
+ * @return boolean
+ */
+
+function smarty_core_get_php_resource(&$params, &$smarty)
+{
+
+    $params['resource_base_path'] = $smarty->trusted_dir;
+    $smarty->_parse_resource_name($params, $smarty);
+
+    /*
+     * Find out if the resource exists.
+     */
+
+    if ($params['resource_type'] == 'file') {
+        $_readable = false;
+        if(file_exists($params['resource_name']) && is_readable($params['resource_name'])) {
+            $_readable = true;
+        } else {
+            // test for file in include_path
+            $_params = array('file_path' => $params['resource_name']);
+            require_once(SMARTY_CORE_DIR . 'core.get_include_path.php');
+            if(smarty_core_get_include_path($_params, $smarty)) {
+                $_include_path = $_params['new_file_path'];
+                $_readable = true;
+            }
+        }
+    } else if ($params['resource_type'] != 'file') {
+        $_template_source = null;
+        $_readable = is_callable($smarty->_plugins['resource'][$params['resource_type']][0][0])
+            && call_user_func_array($smarty->_plugins['resource'][$params['resource_type']][0][0],
+                                    array($params['resource_name'], &$_template_source, &$smarty));
+    }
+
+    /*
+     * Set the error function, depending on which class calls us.
+     */
+    if (method_exists($smarty, '_syntax_error')) {
+        $_error_funcc = '_syntax_error';
+    } else {
+        $_error_funcc = 'trigger_error';
+    }
+
+    if ($_readable) {
+        if ($smarty->security) {
+            require_once(SMARTY_CORE_DIR . 'core.is_trusted.php');
+            if (!smarty_core_is_trusted($params, $smarty)) {
+                $smarty->$_error_funcc('(secure mode) ' . $params['resource_type'] . ':' . $params['resource_name'] . ' is not trusted');
+                return false;
+            }
+        }
+    } else {
+        $smarty->$_error_funcc($params['resource_type'] . ':' . $params['resource_name'] . ' is not readable');
+        return false;
+    }
+
+    if ($params['resource_type'] == 'file') {
+        $params['php_resource'] = $params['resource_name'];
+    } else {
+        $params['php_resource'] = $_template_source;
+    }
+    return true;
+}
+
+/* vim: set expandtab: */
+
+?>