if ( $samePage && $this->mNewPage && $permissionManager->quickUserCan(
'edit', $user, $this->mNewPage
) ) {
- if ( $this->mNewRev->isCurrent() && $permissionManager->userCan(
+ if ( $this->mNewRev->isCurrent() && $permissionManager->quickUserCan(
'rollback', $user, $this->mNewPage
) ) {
$rollbackLink = Linker::generateRollback( $this->mNewRev, $this->getContext(),
private function userCanEdit( Revision $rev ) {
$user = $this->getUser();
- if ( !$rev->getContentHandler()->supportsDirectEditing() ) {
- return false;
- }
-
if ( !$rev->userCan( RevisionRecord::DELETED_TEXT, $user ) ) {
return false;
}
* false signifies that there is no previous/next revision ($old is the oldest/newest one).
*/
public function mapDiffPrevNext( $old, $new ) {
+ $rl = MediaWikiServices::getInstance()->getRevisionLookup();
if ( $new === 'prev' ) {
// Show diff between revision $old and the previous one. Get previous one from DB.
$newid = intval( $old );
- $oldid = $this->getTitle()->getPreviousRevisionID( $newid );
+ $oldid = false;
+ $newRev = $rl->getRevisionById( $newid );
+ if ( $newRev ) {
+ $oldRev = $rl->getPreviousRevision( $newRev );
+ if ( $oldRev ) {
+ $oldid = $oldRev->getId();
+ }
+ }
} elseif ( $new === 'next' ) {
// Show diff between revision $old and the next one. Get next one from DB.
$oldid = intval( $old );
- $newid = $this->getTitle()->getNextRevisionID( $oldid );
+ $newid = false;
+ $oldRev = $rl->getRevisionById( $oldid );
+ if ( $oldRev ) {
+ $newRev = $rl->getNextRevision( $oldRev );
+ if ( $newRev ) {
+ $newid = $newRev->getId();
+ }
+ }
} else {
$oldid = intval( $old );
$newid = intval( $new );