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- <?php
- 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()
- {
- $xs = new XMLStringer();
- $this->outputTo($xs);
- return $xs->getString();
- }
- function outputTo($xo)
- {
- $attribs = array();
- if ($this->term !== null) {
- $attribs['term'] = $this->term;
- }
- if ($this->scheme !== null) {
- $attribs['scheme'] = $this->scheme;
- }
- if ($this->label !== null) {
- $attribs['label'] = $this->label;
- }
- $xo->element('category', $attribs);
- }
- }
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