User:Xover/Gadget-sandbox.js
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mw.loader.using(['mediawiki.api', 'mediawiki.Title'], function () {
"use strict";
var config = mw.config.get(['wgNamespaceNumber', 'wgTitle', 'wgUserGroups', 'wgUserName']);
function doMassDelete() {
$("#wpMassDeleteSubmit").prop("disabled", true);
var pages = $("#wpMassDeletePages").val().split("\n").filter(function (l) {
return l.trim(); // Empty strings are false so .filter drops them.
});
if (!pages.length) {
return;
}
var wpMassDeleteReasons = $("#wpMassDeleteReasons option:selected").text(); console.log("wpMassDeleteReasons = " + wpMassDeleteReasons);
var wpMassDeleteReason = $("#wpMassDeleteReason").val(); console.log("wpMassDeleteReason = " + wpMassDeleteReason);
var action = "delete";
if ($("input[name='action']:checked").val() === "undelete") {
action = "undelete";
}
console.log("action = " + action);
var api = new mw.Api();
var deleted = 0;
var failed = [];
var error = [];
var deferreds = [];
var reason = "";
if (wpMassDeleteReasons === "other") {
reason = wpMassDeleteReason; // Just the text field, even if empty.
} else {
reason = wpMassDeleteReasons; // Just the menu selection.
if (wpMassDeleteReason !== "") {
// Add on the text field if it contains any text.
reason = reason + " (" + wpMassDeleteReason + ")";
}
}
console.log("Using reason: " + reason);
var onSuccess = function () {
deleted++;
$("#wpMassDeleteSubmit").val("(" + deleted + "/" + pages.length + ")");
};
function makeDeleteFunc(article, action) {
return function () {
return $.Deferred(function (deferred) {
console.log("Will act on: " + article);
var promise = api.postWithToken('csrf', {
format: 'json',
action: action,
title: article,
reason: reason
});
promise.done(onSuccess);
promise.fail(function (code, obj) {
failed.push(article);
error.push(obj.error.info);
});
promise.always(function () {
deferred.resolve();
});
});
};
}
function setFlood(floodState) {
var reason = (floodState ? "+" : "-") + "flood for bulk action";
var params = {
action: 'userrights',
user: config.wgUserName,
reason: reason,
format: 'json'
};
if (floodState === true) {
params.add = "flood";
} else {
params.remove = "flood";
}
var api = new mw.Api();
api.postWithToken('userrights', params);
}
// Make a chain of deferred objects. We chain them rather than execute
// them in parallel so that we don't make 1000 simultaneous delete
// requests and bring the site down. We use deferred objects rather than
// the promise objects returned from the API request so that the chain
// continues even if some pages gave errors.
setFlood(true); console.log("Turning flood flag on…");
var deferred = makeDeleteFunc(pages[0], action)();
for (var i = 1, len = pages.length; i < len; i++) {
deferred = deferred.then(makeDeleteFunc(pages[i], action));
}
// Show the output and do cleanup once all the requests are done.
$.when(deferred).then(function () {
$("#wpMassDeleteSubmit").val("Done (" + deleted + "/" + pages.length + ")");
if (failed.length) {
var $failedList = $('<ul>');
for (var x = 0; x < failed.length; x++) {
// Link the titles in the "failed" array
var failedTitle = mw.Title.newFromText(failed[x]);
var $failedItem = $('<li>');
if (failedTitle) {
$failedItem.append(
$('<a>').attr('href', failedTitle.getUrl())
.text(failed[x])
);
} else {
$failedItem.text(failed[x]);
}
$failedItem.append(document.createTextNode(': ' + error[x]));
$failedList.append($failedItem);
}
$('#wpMassDeleteFailedContainer')
.append('<br />')
.append($('<span style="font-weight: bold">').text('Failed deletions:'))
.append($failedList);
}
setFlood(false); console.log("Turning flood flag off…");
});
}
function massdeleteform() {
$("h1").text("Mass delete pages");
document.title = "Mass delete pages";
$('#bodyContent').html(
'<div>' +
'<form id="wpMassDelete" name="wpMassDelete">' +
'<p>If you are deleting multiple pages that were created by one user, please use <a href="/wiki/Special:Nuke">Special:Nuke</a>!</p>' +
'<p>Add the list of pages to delete in the text box below, one page per line.</p>' +
'<div id="wpMassDeleteFailedContainer"></div>' +
'<br />' +
'Pages to delete (one on each line, please):<br />' +
'<textarea tabindex="1" accesskey="," name="wpMassDeletePages" id="wpMassDeletePages" rows="15" cols="80"></textarea>' +
'<input type="radio" id="delete" name="action" value="delete" checked> <label for="delete">Delete</label><br />' +
'<input type="radio" id="undelete" name="action" value="undelete"> <label for="undelete">Undelete</label><br />' +
'<table>' +
'<tr><td>Common reasons:</td>' +
'<td><select id="wpMassDeleteReasons">' +
'<optgroup label="Other reason">' +
'<option value="other">Other reason</option>' +
'</optgroup>' +
'<optgroup label="Criteria for speedy deletion">' +
'<optgroup label="General">' +
'<option value="G1">G1: No meaningful content or history</option>' +
'<option value="G2">G2: Reposted content</option>' +
'<option value="G3">G3: Banned contributor</option>' +
'<option value="G4">G4: Redundant</option>' +
'<option value="G5">G5: Beyond scope</option>' +
'<option value="G6">G6: Copyright violation</option>' +
'<option value="G7">G7: Author’s request</option>' +
'<option value="G8">G8: Person-based categories</option>' +
'</optgroup>' +
'<optgroup label="Articles and images">' +
'<option value="A1">A1: Articles transwikied to another project</option>' +
'<option value="A2">A2: Non-notable content</option>' +
'<option value="A3">A3: Works without authorship information</option>' +
'</optgroup>' +
'<optgroup label="Miscellaneous">' +
'<option value="M1">M1: Process deletion</option>' +
'<option value="M2">M2: Unneeded redirects</option>' +
'<option value="M3">M3: Cross-namespace redirects</option>' +
'<option value="M4">M4: Orphaned talk page</option>' +
'</optgroup>' +
'</optgroup>' +
'<optgroup label="Community consensus">' +
'<option value="PD">Proposed deletion</option>' +
'<option value="CV">Copyright discussion</option>' +
'</optgroup>' +
'</select></td></tr>' +
'<tr><td>Other or additional reason:</td>' +
'<td><input type="text" id="wpMassDeleteReason" name="wpMassDeleteReason" size="80" maxlength="1000" /></td></tr>' +
'<tr><td><input type="button" id="wpMassDeleteSubmit" name="wpMassDeleteSubmit" value="Delete" /></td>' +
'</form>' +
'</div>'
);
$("#wpMassDeleteReasons").on("change", function () {
var maxlength = 1000;
if ($("#wpMassDeleteReasons").val() === "other") {
// Use the full length for the custom reason in the text field.
maxlength = maxlength;
} else {
// Reserve room for the space and parenthesis we will add.
maxlength = maxlength - 3;
// Then deduct the length of the prebaked option from the menu.
maxlength = maxlength - $("#wpMassDeleteReasons").val().length;
}
$("#wpMassDeleteReason").prop("maxlength", maxlength);
});
$("#wpMassDeleteSubmit").on("click", function (e) {
doMassDelete();
});
$('[name="action"]').on('change', function() {
if ($(this).attr('id') == 'undelete') {
$('#wpMassDeleteSubmit').prop('value', 'Undelete');
} else {
$('#wpMassDeleteSubmit').prop('value', 'Delete');
}
});
}
if (config.wgNamespaceNumber == -1 &&
config.wgTitle.toLowerCase() == "massdelete" &&
/sysop/.test(config.wgUserGroups)
) {
massdeleteform();
}
});