gnu-social/plugins/LRDD/extlib/XML/XRD/Element/Link.php

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<?php
/**
* Part of XML_XRD
*
* PHP version 5
*
* @category XML
* @package XML_XRD
* @author Christian Weiske <cweiske@php.net>
* @license http://www.gnu.org/copyleft/lesser.html LGPL
* @link http://pear.php.net/package/XML_XRD
*/
require_once 'XML/XRD/PropertyAccess.php';
/**
* Link element in a XRD file. Attribute access via object properties.
*
* Retrieving the title of a link is possible with the getTitle() convenience
* method.
*
* @category XML
* @package XML_XRD
* @author Christian Weiske <cweiske@php.net>
* @license http://www.gnu.org/copyleft/lesser.html LGPL
* @version Release: @package_version@
* @link http://pear.php.net/package/XML_XRD
*/
class XML_XRD_Element_Link extends XML_XRD_PropertyAccess
{
/**
* Link relation
*
* @var string
*/
public $rel;
/**
* Link type (MIME type)
*
* @var string
*/
public $type;
/**
* Link URL
*
* @var string
*/
public $href;
/**
* Link URL template
*
* @var string
*/
public $template;
/**
* Array of key-value pairs: Key is the language, value the title
*
* @var array
*/
public $titles = array();
/**
* Create a new instance and load data from the XML element
*
* @param string $relOrXml string with the relation name/URL
* @param string $href HREF value
* @param string $type Type value
* @param boolean $isTemplate When set to true, the $href is
* used as template
*/
public function __construct(
$rel = null, $href = null, $type = null, $isTemplate = false
) {
$this->rel = $rel;
if ($isTemplate) {
$this->template = $href;
} else {
$this->href = $href;
}
$this->type = $type;
}
/**
* Returns the title of the link in the given language.
* If the language is not available, the first title without the language
* is returned. If no such one exists, the first title is returned.
*
* @param string $lang 2-letter language name
*
* @return string|null Link title
*/
public function getTitle($lang = null)
{
if (count($this->titles) == 0) {
return null;
}
if ($lang == null) {
return reset($this->titles);
}
if (isset($this->titles[$lang])) {
return $this->titles[$lang];
}
if (isset($this->titles[''])) {
return $this->titles[''];
}
//return first
return reset($this->titles);
}
}
?>