File: /home/mmickelson/theflexguy.com/wp-content/themes/vanilla/PHPTAL/Php/Attribute/TAL/OnError.php
<?php
/* vim: set expandtab tabstop=4 shiftwidth=4: */
//
// Copyright (c) 2004-2005 Laurent Bedubourg
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
// Authors: Laurent Bedubourg <lbedubourg@motion-twin.com>
//
require_once PHPTAL_DIR.'PHPTAL/Php/Attribute.php';
// 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.php.attribute.tal
* @author Laurent Bedubourg <lbedubourg@motion-twin.com>
*/
class PHPTAL_Php_Attribute_TAL_OnError extends PHPTAL_Php_Attribute
{
const ERR_VAR = '$__err__';
public function start()
{
$this->tag->generator->doTry();
$this->tag->generator->pushCode('ob_start()');
}
public function end()
{
$this->tag->generator->pushCode('ob_end_flush()');
$this->tag->generator->doCatch('Exception '.self::ERR_VAR);
$this->tag->generator->pushCode('$tpl->addError('.self::ERR_VAR.')');
$this->tag->generator->pushCode('ob_end_clean()');
$expression = $this->extractEchoType($this->expression);
$code = $this->tag->generator->evaluateExpression($expression);
switch ($code) {
case PHPTAL_TALES_NOTHING_KEYWORD:
break;
case PHPTAL_TALES_DEFAULT_KEYWORD:
$this->tag->generator->pushHtml('<pre class="phptalError"');
$this->tag->generator->doEcho(self::ERR_VAR);
$this->tag->generator->pushHtml('</pre>');
break;
default:
$this->doEcho($code);
break;
}
$this->tag->generator->doEnd();
}
}
?>