Location: PHPKode > scripts > XIRE > lib/plugins/ValueOf.class.php
<?php
/* --------------------------------------------------------------------------
 * XIRE - eXtendable Information Rendering Engine
 * --------------------------------------------------------------------------
 * LICENSE
 * Copyright (C) 2006  David Duong
 *
 * 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., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 * -------------------------------------------------------------------------- */

/**
 * Replaces element with the template value specified by the required var attribute into a 
 * CDATA node
 */
class XIRE_Plugin_ValueOf extends XIRE_Plugin {
    public function execute () {
        if (!$this->node->hasAttribute('variable')) {
            throw new XIRE_MissingAttributeException('variable', $this->node);
        }
        $value = $this->getVariable_cascade($this->node->getAttribute('variable'));
        if ($this->node instanceof DOMElement) {
            // Doesn't get uglier than this:
            strpos($value, ']]>') === false or $value = str_replace(']]>', '] ]>', $value);
            // Any better ways? to escape ']]>' for cdata sections
            $cdata = $this->template->document->createCDATASection($value);
            $this->node->parentNode->replaceChild($cdata, $this->node);
        } elseif ($this->node instanceof DOMAttr) {
            $this->node->ownerElement->nodeValue = $value;
        }
    }
}

?>
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