massrollback

/* Mass Rollback Script , version [4.0]
* Originally from: [[User:Kangaroopower/scripts/massrollback]]
*See doc for info
*To do:
* From which time
*Add actual rollback all
*/

if(wgCanonicalSpecialPageName == "Contributions") {
    mw.util.addPortletLink('p-cactions', 'javascript:ajaxRollback()', "Mrollback", "ca-mrollback", "Mass Rollback");
}

function ajaxRollback( ) {
    var rbReason = prompt('Please enter the summary for mass rollbacking these edits', 'vandalism');
    var ucfrm = document.getElementsByTagName('form')[0];
    if(ucfrm.target && ucfrm.target.value != '') {
        var user = encodeURIComponent(ucfrm.target.value);
    }
    var url =  mw.util.wikiScript( 'api' ) + '?action=query&list=usercontribs&ucuser=' + encodeURIComponent( user ) + '&uclimit=50&format=json';
    $.getJSON( url, function( result ) {
        for(var i in result.query.usercontribs) {
            if(result.query.usercontribs[i].top == '') {
                var latestcontribs = result.query.usercontribs[i].title;
                var url =  mw.util.wikiScript( 'api' ) + '?action=query&prop=revisions&rvtoken=rollback&indexpageids=1&titles=' + encodeURIComponent( latestcontribs ) + '&format=json';
                $.getJSON( url, function( data ) {
                    var RT = data.query.pages[data.query.pageids[0]].revisions[0].rollbacktoken,
                    RUser = data.query.pages[data.query.pageids[0]].revisions[0].user;
                    url = mw.util.wikiScript( 'api' ) + '?action=rollback&title='+ encodeURIComponent( latestcontribs ) +'&user=' + encodeURIComponent( user ) + '&summary=' + encodeURIComponent( rbReason ) + '&token=' + encodeURIComponent( RT ) + '&format=json';
                    $.post( url, function() {
                        alert('Contribs Rollbacked');
                    } );
                } );
            }
        }
    } );
}