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<?php
/**
* StatusNet, the distributed open-source microblogging tool
*
* PHP version 5
*
* LICENCE: This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* @category Feed
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @author Zach Copley <zach@status.net>
* @copyright 2010 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPLv3
* @link http://status.net/
*/
if (!defined('STATUSNET')) {
exit(1);
}
class AtomCategory
{
public $term;
public $scheme;
public $label;
function __construct($element=null)
{
if ($element && $element->attributes) {
$this->term = $this->extract($element, 'term');
$this->scheme = $this->extract($element, 'scheme');
$this->label = $this->extract($element, 'label');
}
}
protected function extract($element, $attrib)
{
$node = $element->attributes->getNamedItemNS(Activity::ATOM, $attrib);
if ($node) {
return trim($node->textContent);
}
$node = $element->attributes->getNamedItem($attrib);
if ($node) {
return trim($node->textContent);
}
return null;
}
function asString()
{
$attribs = array();
if ($this->term !== null) {
$attribs['term'] = $this->term;
}
if ($this->scheme !== null) {
$attribs['scheme'] = $this->scheme;
}
if ($this->label !== null) {
$attribs['label'] = $this->label;
}
$xs = new XMLStringer();
$xs->element('category', $attribs);
return $xs->asString();
}
}
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