}
if ( $fld_content ) {
+ // Modern MediaWiki has the content for deleted revs in the 'text'
+ // table using fields old_text and old_flags. But revisions deleted
+ // pre-1.5 store the content in the 'archive' table directly using
+ // fields ar_text and ar_flags, and no corresponding 'text' row. So
+ // we have to LEFT JOIN and fetch all four fields, plus ar_text_id
+ // to be able to tell the difference.
$this->addTables( 'text' );
$this->addJoinConds(
- array( 'text' => array( 'INNER JOIN', array( 'ar_text_id=old_id' ) ) )
+ array( 'text' => array( 'LEFT JOIN', array( 'ar_text_id=old_id' ) ) )
);
- $this->addFields( array( 'ar_text', 'ar_text_id', 'old_text', 'old_flags' ) );
+ $this->addFields( array( 'ar_text', 'ar_flags', 'ar_text_id', 'old_text', 'old_flags' ) );
// This also means stricter restrictions
if ( !$user->isAllowedAny( 'undelete', 'deletedtext' ) ) {
$anyHidden = true;
}
if ( Revision::userCanBitfield( $row->ar_deleted, Revision::DELETED_TEXT, $user ) ) {
- ApiResult::setContent( $rev, Revision::getRevisionText( $row ) );
+ if ( isset( $row->ar_text ) && !$row->ar_text_id ) {
+ // Pre-1.5 ar_text row (if condition from Revision::newFromArchiveRow)
+ ApiResult::setContent( $rev, Revision::getRevisionText( $row, 'ar_' ) );
+ } else {
+ ApiResult::setContent( $rev, Revision::getRevisionText( $row ) );
+ }
}
}