diff -r 000000000000 -r c63de9eb7045 smarty/internals/core.load_resource_plugin.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/smarty/internals/core.load_resource_plugin.php	Sun Mar 23 14:59:33 2008 -0400
@@ -0,0 +1,74 @@
+<?php
+/**
+ * Smarty plugin
+ * @package Smarty
+ * @subpackage plugins
+ */
+
+/**
+ * load a resource plugin
+ *
+ * @param string $type
+ */
+
+// $type
+
+function smarty_core_load_resource_plugin($params, &$smarty)
+{
+    /*
+     * Resource plugins are not quite like the other ones, so they are
+     * handled differently. The first element of plugin info is the array of
+     * functions provided by the plugin, the second one indicates whether
+     * all of them exist or not.
+     */
+
+    $_plugin = &$smarty->_plugins['resource'][$params['type']];
+    if (isset($_plugin)) {
+        if (!$_plugin[1] && count($_plugin[0])) {
+            $_plugin[1] = true;
+            foreach ($_plugin[0] as $_plugin_func) {
+                if (!is_callable($_plugin_func)) {
+                    $_plugin[1] = false;
+                    break;
+                }
+            }
+        }
+
+        if (!$_plugin[1]) {
+            $smarty->_trigger_fatal_error("[plugin] resource '" . $params['type'] . "' is not implemented", null, null, __FILE__, __LINE__);
+        }
+
+        return;
+    }
+
+    $_plugin_file = $smarty->_get_plugin_filepath('resource', $params['type']);
+    $_found = ($_plugin_file != false);
+
+    if ($_found) {            /*
+         * If the plugin file is found, it -must- provide the properly named
+         * plugin functions.
+         */
+        include_once($_plugin_file);
+
+        /*
+         * Locate functions that we require the plugin to provide.
+         */
+        $_resource_ops = array('source', 'timestamp', 'secure', 'trusted');
+        $_resource_funcs = array();
+        foreach ($_resource_ops as $_op) {
+            $_plugin_func = 'smarty_resource_' . $params['type'] . '_' . $_op;
+            if (!function_exists($_plugin_func)) {
+                $smarty->_trigger_fatal_error("[plugin] function $_plugin_func() not found in $_plugin_file", null, null, __FILE__, __LINE__);
+                return;
+            } else {
+                $_resource_funcs[] = $_plugin_func;
+            }
+        }
+
+        $smarty->_plugins['resource'][$params['type']] = array($_resource_funcs, true);
+    }
+}
+
+/* vim: set expandtab: */
+
+?>