1 files changed, 73 insertions, 0 deletions
diff --git a/lib/phptal/PHPTAL/Php/Attribute/TAL/OnError.php b/lib/phptal/PHPTAL/Php/Attribute/TAL/OnError.php
new file mode 100644
index 0000000..382d387
--- /dev/null
+++ b/lib/phptal/PHPTAL/Php/Attribute/TAL/OnError.php
@@ -0,0 +1,73 @@
+<?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/
+ */
+
+/**
+ * TAL Specifications 1.4
+ *
+ *      argument ::= (['text'] | 'structure') expression
+ *
+ * Example:
+ *
+ *      <p tal:on-error="string: Error! This paragraph is buggy!">
+ *      My name is <span tal:replace="here/SlimShady" />.<br />
+ *      (My login name is
+ *      <b tal:on-error="string: Username is not defined!"
+ *         tal:content="user">Unknown</b>)
+ *      </p>
+ *
+ * @package PHPTAL
+ * @subpackage Php.attribute.tal
+ * @author Laurent Bedubourg <lbedubourg@motion-twin.com>
+ */
+class PHPTAL_Php_Attribute_TAL_OnError extends PHPTAL_Php_Attribute
+{
+    public function before(PHPTAL_Php_CodeWriter $codewriter)
+    {
+        $codewriter->doTry();
+        $codewriter->pushCode('ob_start()');
+    }
+
+    public function after(PHPTAL_Php_CodeWriter $codewriter)
+    {
+        $var = $codewriter->createTempVariable();
+
+        $codewriter->pushCode('ob_end_flush()');
+        $codewriter->doCatch('Exception '.$var);
+        $codewriter->pushCode('$tpl->addError('.$var.')');
+        $codewriter->pushCode('ob_end_clean()');
+
+        $expression = $this->extractEchoType($this->expression);
+
+        $code = $codewriter->evaluateExpression($expression);
+        switch ($code) {
+            case PHPTAL_Php_TalesInternal::NOTHING_KEYWORD:
+                break;
+
+            case PHPTAL_Php_TalesInternal::DEFAULT_KEYWORD:
+                $codewriter->pushHTML('<pre class="phptalError">');
+                $codewriter->doEcho($var);
+                $codewriter->pushHTML('</pre>');
+                break;
+
+            default:
+                $this->doEchoAttribute($codewriter, $code);
+                break;
+        }
+        $codewriter->doEnd('catch');
+
+        $codewriter->recycleTempVariable($var);
+    }
+}
+