Updated ROADMAP.

[software/bife/bife-all.git] / src / BIFE / Parser.php

diff --git a/src/BIFE/Parser.php b/src/BIFE/Parser.php
index 78ab5b02cf876e9b998d2d18b787598112a958dd..4598ea1cba7fc2003d80c5de2c2b9644970c3902 100644 (file)
--- a/src/BIFE/Parser.php
+++ b/src/BIFE/Parser.php
@@ -50,20 +50,18 @@ class BIFE_Parser {
     var $parser;
 
     /**
-     * Template to use to render the parsed file.
+     * BIFE widgets stack.
      *
-     * @var    HTML_Template_Sigma $template
+     * @var    array $stack
      * @access public
      */
-    var $template;
+    var $stack;
 
     /**
-     * BIFE widgets stack.
-     *
-     * @var    array $stack
+     * @var    string $fallback
      * @access public
      */
-    var $stack;
+    var $fallback;
 
     // ~X2C
 
@@ -71,12 +69,14 @@ class BIFE_Parser {
     /**
      * Constructor.
      *
+     * @param  string $fallback Fallback class name (none if empty).
+     *
      * @return void
      * @access public
      */
-    function BIFE_Parser() // ~X2C
+    function BIFE_Parser($fallback = '') // ~X2C
     {
-        $this->__construct($template);
+        $this->__construct($fallback);
     }
     // -X2C
 
@@ -84,15 +84,17 @@ class BIFE_Parser {
     /**
      * Constructor.
      *
+     * @param  string $fallback Fallback class name (none if empty).
+     *
      * @return void
      * @access public
      */
-    function __construct() // ~X2C
+    function __construct($fallback = '') // ~X2C
     {
         $this->stack    = array();
         $this->root     = null;
         $this->parser   = xml_parser_create();
-        $this->template =& $template;
+        $this->fallback = $fallback;
         xml_set_object($this->parser, $this);
         xml_set_element_handler($this->parser, 'startElement', 'endElement');
         xml_set_character_data_handler($this->parser, 'characterData');
@@ -127,7 +129,7 @@ class BIFE_Parser {
     {
         $class = "BIFE_$name";
         if (!class_exists($class)) {
-            include_once 'BIFE/' . ucfirst(strtolower($name)) . '.php';
+            @include_once 'BIFE/' . ucfirst(strtolower($name)) . '.php';
         }
         if (class_exists($class)) {
             $obj =& new $class($attrs);
@@ -136,7 +138,16 @@ class BIFE_Parser {
             }
             $this->stack[] =& $obj;
         } else {
-            trigger_error("Class not found '$class'.", E_USER_ERROR);
+            if ($this->fallback) {
+                $class = $this->fallback;
+                $obj =& new $class($name, $attrs);
+                if (!is_a($obj, 'bife_fallback')) {
+                    trigger_error("Class '$class' is not a BIFE_Fallback.", E_USER_WARNING);
+                }
+                $this->stack[] =& $obj;
+            } else {
+                trigger_error("Class not found '$class'.", E_USER_ERROR);
+            }
         }
     }
     // -X2C
@@ -251,4 +262,4 @@ class BIFE_Parser {
 
 } // -X2C Class :Parser
 
-?>
+?>
\ No newline at end of file