User:SD0001/deleted-metadata-link.js
// Link to deletedrevisions API output for deleted pages
// And a link to snippet of deleted text for AFD/PROD/G13 deleted content
$.ready.then(function() {
if (mw.config.get('wgArticleId') === 0 && !!$('.mw-warning-with-logexcerpt:has(".mw-logline-delete")').length) {
var apiParams = {
action: 'query',
prop:'deletedrevisions',
titles: mw.config.get('wgPageName').replace(/_/g, ' '),
drvprop: 'user|timestamp|tags|size',
drvlimit: 'max',
formatversion: 2
};
var link = '/w/api.php?' + $.param(apiParams);
$('.mw-warning-with-logexcerpt:first').before(
$('
'See ',
$('').attr('href', link).text('deleted revisions')
)
);
mw.loader.using(['mediawiki.api', 'ext.gadget.morebits']).then(function() {
new mw.Api().get(apiParams).then(function(data) {
var user = data.query.pages[0].deletedrevisions[0].user;
var ts = new Morebits.date(data.query.pages[0].deletedrevisions[0].timestamp);
$('.deleted-metadata-link').append(
': last edited by ',
$('').attr('href', '/wiki/User:' + encodeURIComponent(user)).text(user),
' at ' + ts.format('HH:mm, D MMMM YYYY') + ' (' + getTimeZoneString() + ')'
);
var $latestLogLine = $('.mw-logline-delete').first();
if ($latestLogLine.length) {
var $firstLinkInComment = $latestLogLine.find('.comment a').first();
var date = parseLocalDate($latestLogLine.find('a').first().text());
if (date.isValid()) {
if ($firstLinkInComment.is('[href^="/wiki/Wikipedia:Articles_for_deletion"]')) {
getRevidLinkFromDate('User:SDZeroBot/AfD grid', date).then(function(link) {
$('.deleted-metadata-link').append(' Look up snippet in AfD grid');
});
} else if ($firstLinkInComment.is('[href^="/wiki/Wikipedia:PROD"]')) {
getRevidLinkFromDate('User:SDZeroBot/PROD grid', date).then(function(link) {
$('.deleted-metadata-link').append(' Look up snippet in PROD grid');
});
} else if ($firstLinkInComment.is('[href^="/wiki/Wikipedia:Criteria_for_speedy_deletion#G13"]') ||
$firstLinkInComment.is('[href^="/wiki/Wikipedia:CSD#G13"]')) {
getRevidLinkFromDate('User:SDZeroBot/G13 Watch', date, true).then(function(link) {
$('.deleted-metadata-link').append(' Look up snippet in G13 Watch');
});
}
}
}
});
});
}
});
function parseLocalDate(dateText) {
var date = new Morebits.date(dateText + ' (UTC)');
var userTimeZoneOffset = parseInt(mw.user.options.get('timecorrection').split('|')[1]);
return date.subtract(userTimeZoneOffset, 'minutes');
}
function getTimeZoneString() {
var timecorrection = -new Date().getTimezoneOffset();
var negative = false;
if (timecorrection < 0) {
timecorrection = -timecorrection;
negative = true;
}
return 'UTC' + (negative ? '–' : '+') + (timecorrection / 60);
}
function getRevidLinkFromDate(page, date, postLog) {
return new mw.Api().get({
titles: page,
prop: 'revisions',
rvstart: postLog ? date.add(1, 'day').toISOString() : date.toISOString(),
rvlimit: 1,
formatversion: 2
}).then(function(data) {
return data.query.pages[0].revisions[0].revid;
}).then(function(revid) {
return '/w/index.php?title=' + encodeURIComponent(page) + '&oldid=' + revid +
'#:~:text=' + encodeURIComponent(Morebits.pageNameNorm); // jump to text in Chrome
});
}