/**
* Accepts an article and performs all necessary logic to also store a redirect
* @param Article $article
*/
public function __construct(Article $article)
{
$this->article = $article;
if ($article->isRedirect()) {
$target = $article->getRedirectTarget();
if ($target instanceof Title) {
$this->redirect = F::build('Article', array($target));
}
}
}
public function getRedirectTarget()
{
$this->loadFile();
if ($this->img->isLocal()) {
return parent::getRedirectTarget();
}
// Foreign image page
$from = $this->img->getRedirected();
$to = $this->img->getName();
if ($from == $to) {
return null;
}
return $this->mRedirectTarget = Title::makeTitle(NS_FILE, $to);
}
/**
* Extract a redirect destination from a string and return an
* array of Titles, or null if the text doesn't contain a valid redirect
* The last element in the array is the final destination after all redirects
* have been resolved (up to $wgMaxRedirects times)
*
* @param $text String Text with possible redirect
* @return Array of Titles, with the destination last
*/
public static function newFromRedirectArray($text)
{
global $wgMaxRedirects;
$title = self::newFromRedirectInternal($text);
if (is_null($title)) {
return null;
}
// recursive check to follow double redirects
$recurse = $wgMaxRedirects;
$titles = array($title);
while (--$recurse > 0) {
if ($title->isRedirect()) {
$article = new Article($title, 0);
$newtitle = $article->getRedirectTarget();
} else {
break;
}
// Redirects to some special pages are not permitted
if ($newtitle instanceof Title && $newtitle->isValidRedirectTarget()) {
// the new title passes the checks, so make that our current title so that further recursion can be checked
$title = $newtitle;
$titles[] = $newtitle;
} else {
break;
}
}
return $titles;
}
/**
* @param $title Title
*
* @return
*/
protected function _checkRedirect( $title ) {
$art = new Article( $title );
$target = $art->getRedirectTarget();
if( $target ) {
return $target;
} else {
return $title;
}
}
private function getRedirectName(ApiResult $result)
{
$res =& $result->getData();
if (isset($res['query']) && isset($res['query']['pages'])) {
foreach ($this->getPageSet()->getGoodTitles() as $page_id => $oTitle) {
$res['query']['pages'][$page_id]['redirectto'] = "";
if ($oTitle->isRedirect()) {
$oArticle = new Article($oTitle);
$oRedirTitle = $oArticle->getRedirectTarget();
if ($oRedirTitle instanceof Title) {
$result->addValue(array("query", "pages", $page_id), "redirectto", Title::makeName($oRedirTitle->getNamespace(), $oRedirTitle->getDBkey()));
}
}
}
}
}
private function filterRedirect($res, $title)
{
wfProfileIn(__METHOD__);
$article = new Article($title);
$this->add(array('type' => 'redirect', 'title' => $res['title'], 'url' => $title->getLocalUrl(), 'redir_title' => $article->getRedirectTarget()->getPrefixedText(), 'redir_url' => $article->getRedirectTarget()->getLocalUrl()), $res);
wfProfileOut(__METHOD__);
return true;
}
/**
* Creates a new instance of a WebService object that is stored in the
* database with the specified name.
*
* @param string $name
* The unique name of the web service i.e. article that contains the
* WWSD of the web service (without the namespace).
*
* @return WebService
* If the web service exists in the database, a new object is created
* and initialized with the database values. Otherwise <null> is returned.
*/
public static function newFromName($name)
{
$t = Title::makeTitleSafe(SMW_NS_WEB_SERVICE, $name);
if ($t == null) {
return null;
}
while ($t->isRedirect()) {
$article = new Article($t);
$t = $article->getRedirectTarget();
if ($t == null) {
return null;
}
}
$id = $t->getArticleID();
return $id < 0 ? null : WSStorage::getDatabase()->getWS($id);
}
