1 files changed, 48 insertions, 0 deletions
diff --git a/lib/phptal/PHPTAL/Php/Attribute/I18N/Source.php b/lib/phptal/PHPTAL/Php/Attribute/I18N/Source.php
new file mode 100644
index 0000000..9575fae
--- /dev/null
+++ b/lib/phptal/PHPTAL/Php/Attribute/I18N/Source.php
@@ -0,0 +1,48 @@
+<?php
+/**
+ * PHPTAL templating engine
+ *
+ * PHP Version 5
+ *
+ * @category HTML
+ * @package  PHPTAL
+ * @author   Laurent Bedubourg <lbedubourg@motion-twin.com>
+ * @author   Kornel Lesiński <kornel@aardvarkmedia.co.uk>
+ * @license  http://www.gnu.org/licenses/lgpl.html GNU Lesser General Public License
+ * @version  SVN: $Id$
+ * @link     http://phptal.org/
+ */
+
+
+/**
+ * i18n:source
+ *
+ *  The i18n:source attribute specifies the language of the text to be
+ *  translated. The default is "nothing", which means we don't provide
+ *  this information to the translation services.
+ *
+ *
+ * @package PHPTAL
+ * @subpackage Php.attribute.i18n
+ */
+class PHPTAL_Php_Attribute_I18N_Source extends PHPTAL_Php_Attribute
+{
+    public function before(PHPTAL_Php_CodeWriter $codewriter)
+    {
+        // ensure that a sources stack exists or create it
+        $codewriter->doIf('!isset($_i18n_sources)');
+        $codewriter->pushCode('$_i18n_sources = array()');
+        $codewriter->end();
+
+        // push current source and use new one
+        $codewriter->pushCode('$_i18n_sources[] = ' . $codewriter->getTranslatorReference(). '->setSource('.$codewriter->str($this->expression).')');
+    }
+
+    public function after(PHPTAL_Php_CodeWriter $codewriter)
+    {
+        // restore source
+        $code = $codewriter->getTranslatorReference().'->setSource(array_pop($_i18n_sources))';
+        $codewriter->pushCode($code);
+    }
+}
+