From: Fabien Potencier <fabien.potencier@gmail.com>
Date: Sat, 27 Aug 2011 12:33:01 +0000 (+0200)
Subject: added support for an array of templates to the "extends" tag
X-Git-Url: http://git.silmor.de/gitweb/?a=commitdiff_plain;h=4402ee2c1d8cac3fa9dd165dbfb10a58aeb38b52;p=konrad%2Ftwig.git

added support for an array of templates to the "extends" tag
---

diff --git a/CHANGELOG b/CHANGELOG
index f931328..1162cfa 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,7 +1,7 @@
 * 1.2.0
 
  * added a way to ignore a missing template when using the "include" tag ({% include "foo" ignore missing %})
- * added support for an array of templates to the "include" tag ({% include ['foo', 'bar'] %})
+ * added support for an array of templates to the "include" and "extends" tags ({% include ['foo', 'bar'] %})
  * added support for bitwise operators in expressions
  * added the "attribute" function to allow getting dynamic attributes on variables
  * added Twig_Loader_Chain
diff --git a/doc/templates.rst b/doc/templates.rst
index b882e4b..de7249a 100644
--- a/doc/templates.rst
+++ b/doc/templates.rst
@@ -401,6 +401,16 @@ the parent template::
 
     $twig->display('template.twig', array('layout' => $layout));
 
+.. versionadded:: 1.2
+    The possibility to pass an array of templates has been added in Twig 1.2.
+
+You can also provide a list of templates that are checked for existence. The
+first template that exists will be used as a parent::
+
+.. code-block:: jinja
+
+    {% extends ['layout.html', 'base_layout.html'] %}
+
 Conditional Inheritance
 ~~~~~~~~~~~~~~~~~~~~~~~
 
diff --git a/lib/Twig/Node/Module.php b/lib/Twig/Node/Module.php
index 0ac13dd..9b8c55e 100644
--- a/lib/Twig/Node/Module.php
+++ b/lib/Twig/Node/Module.php
@@ -71,7 +71,15 @@ class Twig_Node_Module extends Twig_Node
         if (null === $this->getNode('parent')) {
             $compiler->raw("false");
         } else {
-            $compiler->subcompile($this->getNode('parent'));
+            if ($this->getNode('parent') instanceof Twig_Node_Expression_Constant) {
+                $compiler->subcompile($this->getNode('parent'));
+            } else {
+                $compiler
+                    ->raw("\$this->env->resolveTemplate(")
+                    ->subcompile($this->getNode('parent'))
+                    ->raw(")")
+                ;
+            }
         }
 
         $compiler
diff --git a/test/Twig/Tests/Fixtures/tags/inheritance/extends_as_array.test b/test/Twig/Tests/Fixtures/tags/inheritance/extends_as_array.test
new file mode 100644
index 0000000..a1cb1ce
--- /dev/null
+++ b/test/Twig/Tests/Fixtures/tags/inheritance/extends_as_array.test
@@ -0,0 +1,12 @@
+--TEST--
+"extends" tag
+--TEMPLATE--
+{% extends ["foo.twig", "bar.twig"] %}
+--TEMPLATE(bar.twig)--
+{% block content %}
+foo
+{% endblock %}
+--DATA--
+return array()
+--EXPECT--
+foo
diff --git a/test/Twig/Tests/Node/ModuleTest.php b/test/Twig/Tests/Node/ModuleTest.php
index 8300919..d88124e 100644
--- a/test/Twig/Tests/Node/ModuleTest.php
+++ b/test/Twig/Tests/Node/ModuleTest.php
@@ -149,7 +149,7 @@ class __TwigTemplate_be925a7b06dda0dfdbd18a1509f7eb34 extends Twig_Template
 {
     protected function doGetParent(array \$context)
     {
-        return ((true) ? ("foo") : ("foo"));
+        return \$this->env->resolveTemplate(((true) ? ("foo") : ("foo")));
     }
 
     protected function doDisplay(array \$context, array \$blocks = array())