Explain xkcd: It's 'cause you're dumb.
/**
* Rollback
* @description Perform rollbacks without needing to be in the usergroup
* @author Ozank
*/
(function() {
'use strict';
// Exit if normal rollback links are present or the wiki disabled the script
if ($('.mw-rollback-link').length || window.RollbackWikiDisable) {
return;
}
var Rollback = $.extend(window.Rollback, {
config: mw.config.get([
'wgAction',
'wgCanonicalSpecialPageName',
'wgPageName'
]),
_preload: 1,
getPageType: function() {
if (
this.config.wgAction === 'history' &&
$('#pagehistory li').length > 1
) {
return 'history';
} else if (
this.config.wgCanonicalSpecialPageName === 'Contributions'
) {
return 'contributions';
} else if (
mw.util.getParamValue('diff') &&
$('#differences-nextlink').length === 0
) {
return 'diff';
}
},
preload: function() {
if (--this._preload === 0) {
this.init();
}
},
init: function() {
this.api = new mw.Api();
this.performRollbackCallback = this.performRollbackCallback
.bind(this);
var type = this.getPageType();
if (type) {
this[type]();
}
mw.hook('quickdiff.ready').add(this.quickDiff.bind(this));
},
getLink: function(page, user) {
return $('<a>', {
'click': this.click.bind(this),
'data-id': page,
'data-user': user,
'href': '#',
'text': 'rollback'
});
},
history: function() {
$('#pagehistory li:first .mw-history-undo a').before(
$('<span>', {
'class': 'mw-custom-rollback-link'
}).append(this.getLink(
this.config.wgPageName,
$('.mw-userlink:first').text()
)),
' | '
);
},
contributions: function() {
$('#mw-content-text ul li').each(function(_, el) {
// Fix context
var $this = $(el);
if ($this.find('.mw-uctop').length) {
$this.append(
' ',
$('<span>', {
'class': 'mw-custom-rollback-link'
}).append(
'[',
this.getLink(
$this.find('a:first').attr('title'),
this.config.wgPageName.split('/')[1]
),
']'
)
);
}
}.bind(this));
},
diff: function() {
$('.mw-usertoollinks:last').after(
' ',
$('<span>', {
'class': 'mw-custom-rollback-link'
}).append(
'[',
this.getLink(
this.config.wgPageName,
$('#mw-diff-ntitle2 .mw-userlink').text()
),
']'
)
);
},
quickDiff: function(modal) {
// See getDiffTitle from QuickDiff.
var prevTitle = modal.data.content
.find('#mw-diff-otitle1 a')
.attr('title'),
currTitle = modal.data.content
.find('#mw-diff-ntitle1 a')
.attr('title');
if (prevTitle !== currTitle) {
// This is a Special:ComparePages diff.
return;
}
modal.$content.find('.mw-usertoollinks:last').after(
' ',
$('<span>', {
'class': 'mw-custom-rollback-link'
}).append(
'[',
this.getLink(
currTitle,
modal.$content
.find('#mw-diff-ntitle2 .mw-userlink')
.text()
),
']'
)
);
},
click: function(event) {
event.preventDefault();
if (this.confirm && !confirm('confirm pls')) {
return;
}
var $this = $(event.target);
this.getRevisionIdAndContent(
$this.data('id'),
$this.data('user').replace(/_/g, ' ')
);
$this.parent().remove();
},
getRevisionIdAndContent: function(title, target) {
this.api.get({
action: 'query',
cb: Date.now(),
indexpageids: 1,
prop: 'revisions',
rvlimit: 'max',
rvprop: 'user|ids',
titles: title
}).done(this.getRevisionIdCallback.bind(this, target)).fail(
this.outputError.bind(this, 'revisionFail')
);
},
getRevisionIdCallback: function(target, data) {
if (data.error) {
this.outputError('revisionFail', data.error.code);
return;
}
var revisions = data.query.pages[data.query.pageids[0]].revisions;
// Don't rollback if the page has been edited by somebody else
if (target !== revisions[0].user) {
this.outputError('editConflict');
return;
}
var lastUser, revId;
for (var i in revisions) {
if (revisions[i].user !== target) {
// Remember last author
lastUser = revisions[i].user;
// Get revision to revert to
revId = revisions[i].revid;
break;
}
}
if (!lastUser) {
this.outputError('singleEditor');
return;
}
this.api.get({
action: 'query',
cb: Date.now(),
indexpageids: 1,
prop: 'revisions',
revids: revId,
rvprop: 'content'
}).done(
this.getRevisionContentCallback.bind(this, target, lastUser)
).fail(
this.outputError.bind(this, 'contentFail', undefined)
);
},
getRevisionContentCallback: function(target, lastUser, data) {
if (data.error) {
this.outputError('contentFail', data.error.code);
return;
}
// Can be no content on page
var page = data.query.pages[data.query.pageids[0]],
content = page.revisions ? page.revisions[0]['*'] : '';
this.performRollback(page.title, content, target, lastUser);
},
performRollback: function(page, text, user, user2) {
this.api.post({
action: 'edit',
bot: true,
minor: true,
summary: 'rv',
text: text,
title: page,
token: mw.user.tokens.get('editToken')
}).done(this.performRollbackCallback).fail(
this.outputError.bind(this, 'editFail')
);
},
performRollbackCallback: function(data) {
if (data.error) {
this.outputError('editFail', data.error.code);
} else {
mw.notify('Reverted successfully');
}
},
outputError: function(message, code) {
mw.notify('error: ' + code, {
type: 'error'
});
}
});
mw.loader.using([
'mediawiki.api',
'mediawiki.user',
'mediawiki.util',
'mediawiki.notification'
], Rollback.preload.bind(Rollback));
})();
