/**
* Can this title have a corresponding talk page?
*
- * @see NamespaceInfo::hasTalkNamespace
+ * False for relative section links (with getText() === ''),
+ * interwiki links (with getInterwiki() !== ''), and pages in NS_SPECIAL.
+ *
+ * @see NamespaceInfo::canHaveTalkPage
* @since 1.30
*
* @return bool True if this title either is a talk page or can have a talk page associated.
*/
public function canHaveTalkPage() {
- return MediaWikiServices::getInstance()->getNamespaceInfo()->
- hasTalkNamespace( $this->mNamespace );
+ return MediaWikiServices::getInstance()->getNamespaceInfo()->canHaveTalkPage( $this );
}
/**
/**
* Can this title be added to a user's watchlist?
*
+ * False for relative section links (with getText() === ''),
+ * interwiki links (with getInterwiki() !== ''), and pages in NS_SPECIAL.
+ *
* @return bool
*/
public function isWatchable() {
- return !$this->isExternal() && MediaWikiServices::getInstance()->getNamespaceInfo()->
- isWatchable( $this->mNamespace );
+ $nsInfo = MediaWikiServices::getInstance()->getNamespaceInfo();
+ return $this->getText() !== '' && !$this->isExternal() &&
+ $nsInfo->isWatchable( $this->mNamespace );
}
/**
/**
* Get a Title object associated with the talk page of this article
*
- * @deprecated since 1.34, use NamespaceInfo::getTalkPage
+ * @deprecated since 1.34, use getTalkPageIfDefined() or NamespaceInfo::getTalkPage()
+ * with NamespaceInfo::canHaveTalkPage().
* @return Title The object for the talk page
+ * @throws MWException if $target doesn't have talk pages, e.g. because it's in NS_SPECIAL
+ * or because it's a relative link, or an interwiki link.
*/
public function getTalkPage() {
return self::castFromLinkTarget(