/*
COMMENTS IN LOCAL TIME
Description: Changes ]-based times and dates, such as those used in signatures, to be relative to local time.
Documentation: ]
Source: ]
*/
(function(undefined) {
var window = this, document = window.document;
switch (window.mw.config.get('wgCanonicalNamespace')) {
case '':
case 'MediaWiki':
case 'Special':
return;
}
if (window.mw.config.get('wgAction') === 'history')
return;
var addLeadingZero = function(number) {
return number < 10 ? '0' + number : number;
},
convertMonthToNumber = {
January: 0, Jan: 0,
February: 1, Feb: 1,
March: 2, Mar: 2,
April: 3, Apr: 3,
May: 4,
June: 5, Jun: 5,
July: 6, Jul: 6,
August: 7, Aug: 7,
September: 8, Sep: 8,
October: 9, Oct: 9,
November: 10, Nov: 10,
December: 11, Dec: 11
},
convertNumberToMonth = ,
dayNames = ,
Date = window.Date,
Math = window.Math,
parseInt = window.parseInt,
pluralize = function(term, count) {
return count === 1 ? term : term + 's';
},
search = /(\d\d):(\d\d), (\d{1,2}) (+) (\d{4}) \(UTC\)/g,
today = new Date(new Date().toDateString()),
adjustTime = function(matches) {
// set the date entered
var time = new Date(Date.UTC(parseInt(matches), convertMonthToNumber], parseInt(matches), parseInt(matches), parseInt(matches)));
// determine the time offset
var utcOffset = today.getTimezoneOffset() / -60;
utcOffset = utcOffset >= 0 ? '+' + utcOffset : '−' + -utcOffset;
// set the date bits to output
var year = time.getFullYear();
var month = time.getMonth();
var day = time.getDate();
var hour = time.getHours();
var minute = time.getMinutes();
// output am or pm depending on the date
var ampm = hour <= 11 ? ' am' : ' pm';
if (hour > 12)
hour -= 12;
else if (hour === 0)
hour = 12;
// return 'today', 'yesterday' or 'tomorrow' if that is the case
var oldDate = new Date(year, month, day), date;
switch (Math.round((oldDate.getTime() - today.getTime()) / 8.64e7)) {
case -1:
date = 'yesterday';
break;
case 0:
date = 'today';
break;
case 1:
date = 'tomorrow';
break;
default:
var newDate = new Date(today);
// calculate time difference from today
var daysDiff = Math.round((newDate.getTime() - oldDate.getTime()) / 8.64e7);
var differenceWord, last = '';
if (daysDiff >= 0) {
differenceWord = 'ago';
if (daysDiff <= 7)
last = 'last ';
} else {
differenceWord = 'from now';
if (daysDiff > -7)
last = 'this ';
var tmpDate = newDate;
newDate = oldDate;
oldDate = tmpDate;
}
var newYear = newDate.getFullYear(), newMonth = newDate.getMonth(), newDay = newDate.getDate();
var oldTime = oldDate.getTime(), oldYear = oldDate.getFullYear(), oldMonth = oldDate.getMonth();
var yearsAgo = newYear - oldYear;
if (new Date(oldYear, newMonth, newDay).getTime() < oldTime)
--yearsAgo;
var monthsAgo = ((newYear - yearsAgo) * 12 + newMonth) - (oldYear * 12 + oldMonth);
if (new Date(newYear - yearsAgo, newMonth - monthsAgo, newDay).getTime() < oldTime)
--monthsAgo;
var daysAgo = Math.round((new Date(newYear - yearsAgo, newMonth - monthsAgo, newDay).getTime() - oldTime) / 8.64e7);
var descriptiveParts = ;
if (yearsAgo > 0)
descriptiveParts.push(yearsAgo + ' ' + pluralize('year', yearsAgo));
if (monthsAgo > 0)
descriptiveParts.push(monthsAgo + ' ' + pluralize('month', monthsAgo));
if (daysAgo > 0)
descriptiveParts.push(daysAgo + ' ' + pluralize('day', daysAgo));
var descriptiveDifference = ' (' + descriptiveParts.join(', ') + ' ' + differenceWord + ')';
var formattedDate = convertNumberToMonth + ' ' + day + ', ' + year;
var formattedDayOfTheWeek = ', ' + last + dayNames;
date = formattedDate + formattedDayOfTheWeek + descriptiveDifference;
}
var finalTime = hour + ':' + addLeadingZero(minute) + ampm;
var returnDate = finalTime + ', ' + date + ' (UTC' + utcOffset + ')';
return returnDate;
},
replaceText = function(root) {
var stack = , textNodes = ;
do {
for (var child = stack.pop().firstChild; child; child = child.nextSibling)
if (child.nodeType === 1)
stack.push(child);
else if (child.nodeType === 3)
textNodes.push(child);
} while (stack.length !== 0);
for (var i = 0, length = textNodes.length; i < length; ++i) {
var node = textNodes, value = node.textContent;
var match = search.exec(value);
if (!match)
continue;
var fragment = document.createDocumentFragment(), lastIndex = 0;
do {
fragment.appendChild(document.createTextNode(value.substring(lastIndex, match.index)));
lastIndex = search.lastIndex;
var span = document.createElement('span');
span.className = 'localcomments';
span.title = match;
span.textContent = adjustTime(match);
fragment.appendChild(span);
match = search.exec(value);
} while (match);
fragment.appendChild(document.createTextNode(value.substr(lastIndex)));
node.parentNode.replaceChild(fragment, node);
}
};
var topContainer = document.getElementById('wikiPreview');
if (!topContainer && window.mw.config.get('wgAction') === 'view')
topContainer = document.getElementById('mw-content-text') || document.getElementById('bodyContent');
if (topContainer)
replaceText(topContainer);
})();