User:Tommyang/Script/comments in local time.js
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/**
* COMMENTS IN LOCAL TIME
*
* Description:
* Changes [[Coordinated Universal Time|UTC]]-based times and dates,
* such as those used in signatures, to be relative to local time.
*
* Documentation:
* [[:en:Wikipedia:Comments in Local Time]]
*/
var CommentsInLocalTime, runScript;
CommentsInLocalTime = (function() {
var LocalComments, language;
function CommentsInLocalTime() {}
language = '';
LocalComments = {};
CommentsInLocalTime.settings = function() {
if (window.LocalComments != null) {
LocalComments = window.LocalComments;
}
/*
Language
LOCALIZING THIS SCRIPT
To localize this script, change the terms below,
to the RIGHT of the colons, to the correct term used in that language.
For example, in the French language,
'Today' : 'Today',
would be
'Today' : "Aujourd'hui",
*/
return LocalComments.language = {
/* relative terms */
'Today': '今天',
'Yesterday': '昨天',
'Tomorrow': '明天',
'last': '上',
'this': '这',
/* days of the week */
'Sunday': '周日',
'Monday': '周一',
'Tuesday': '周二',
'Wednesday': '周三',
'Thursday': '周四',
'Friday': '周五',
'Saturday': '周六',
/* months of the year */
'January': '一月',
'February': '二月',
'March': '三月',
'April': '四月',
'May': '五月',
'June': '六月',
'July': '七月',
'August': '八月',
'September': '九月',
'October': '十月',
'November': '十一月',
'December': '十二月',
/* difference words */
'ago': '前',
'from now': '之前',
/* date phrases */
'year': '年',
'years': '年',
'month': '月',
'months': '月',
'day': '日',
'days': '日'
};
};
/*
APPLICATION
*/
CommentsInLocalTime.init = function() {
/*
Settings
*/
var contentText, namespace, pageAction;
this.settings();
if (LocalComments.language == null) {
return false;
}
language = this.setDefaultSetting('language', LocalComments.language);
this.setDefaultSetting({
'dateDifference': true,
'dateFormat': 'dmy',
'dayOfWeek': true,
'dropDays': 0,
'dropMonths': 0,
'timeFirst': true,
'twentyFourHours': false
});
/*
End Settings
*/
if (mw.config.get('wgCanonicalNamespace') == '' || mw.config.get('wgCanonicalNamespace') == 'MediaWiki' || mw.config.get('wgCanonicalNamespace') == 'Special')
return;
var disabled_urls = new Array('action=history'), unique_url = false, wikiPreview = new Array('action=edit', 'action=submit');
for (var i = 0; i < disabled_urls.length; i++)
{
if (document.location.href.indexOf(disabled_urls[i]) != -1)
return;
}
for (var i = 0; i < wikiPreview.length; i++)
{
if (document.location.href.indexOf(wikiPreview[i]) != -1)
unique_url = 'wikiPreview';
}
var element_id = unique_url ? unique_url : 'bodyContent';
contentText = document.getElementById(element_id);
return this.replaceText(contentText, /(\d{1,2}):(\d{2}), (\d{1,2}) ([A-Z][a-z]+) (\d{4}) \(UTC\)/);
};
CommentsInLocalTime.replaceText = function(node, search) {
var after, afterMatch, before, beforeMatch, child, children, length, match, matches, parent, parentNodeName, position, span, timeArray, timestamp, value, _i, _len, _results;
if (!node) {
return false;
}
if (node.nodeType === 3) {
parent = node.parentNode;
parentNodeName = parent.nodeName;
if (['CODE', 'PRE'].indexOf(parentNodeName) > -1) {
return false;
}
value = node.nodeValue;
matches = value.match(search);
if (matches != null) {
match = matches[0];
position = value.search(search);
length = match.toString().length;
beforeMatch = value.substring(0, position);
afterMatch = value.substring(position + length);
timeArray = this.adjustTime(match.toString(), search);
timestamp = timeArray[1] ? timeArray[1].getTime() : '';
span = document.createElement('span');
span.className = 'localcomments';
span.style.fontSize = '95%';
span.style.whiteSpace = 'nowrap';
span.setAttribute('timestamp', timestamp);
span.title = match;
span.appendChild(document.createTextNode(timeArray[0]));
parent = node.parentNode;
parent.replaceChild(span, node);
before = document.createElement('span');
before.className = 'before-localcomments';
before.appendChild(document.createTextNode(beforeMatch));
after = document.createElement('span');
after.className = 'after-localcomments';
after.appendChild(document.createTextNode(afterMatch));
parent.insertBefore(before, span);
return parent.insertBefore(after, span.nextSibling);
}
} else {
children = [];
child = node.childNodes[0];
while (child) {
children.push(child);
child = child.nextSibling;
}
_results = [];
for (_i = 0, _len = children.length; _i < _len; _i++) {
child = children[_i];
_results.push(this.replaceText(child, search));
}
return _results;
}
};
CommentsInLocalTime.adjustTime = function(originalTimestamp, search) {
var ampm, date, day, dayNames, dayOfTheWeek, descriptiveDifference, finalTime, formattedDate, formattedDayOfTheWeek, hour, last, minute, month, monthName, oldDay, oldHour, oldMinute, oldMonth, oldYear, returnDate, time, today, tomorrow, utcOffset, year, yesterday, _ref, _ref1;
time = originalTimestamp.match(search);
_ref = [time[1], time[2], time[3], time[4], time[5]], oldHour = _ref[0], oldMinute = _ref[1], oldDay = _ref[2], oldMonth = _ref[3], oldYear = _ref[4];
today = new Date();
yesterday = new Date();
tomorrow = new Date();
yesterday.setDate(yesterday.getDate() - 1);
tomorrow.setDate(tomorrow.getDate() + 1);
time = new Date();
time.setUTCFullYear(oldYear, this.convertMonthToNumber(oldMonth), oldDay);
time.setUTCHours(oldHour);
time.setUTCMinutes(oldMinute);
if (isNaN(time)) {
return [originalTimestamp, ''];
}
utcOffset = -1 * time.getTimezoneOffset() / 60;
utcOffset = utcOffset >= 0 ? '+' + utcOffset : '−' + Math.abs(utcOffset);
year = time.getFullYear();
month = this.addLeadingZero(time.getMonth() + 1);
day = time.getDate();
hour = parseInt(time.getHours());
minute = this.addLeadingZero(time.getMinutes());
ampm = '';
if (LocalComments.twentyFourHours) {
hour = this.addLeadingZero(hour);
} else {
ampm = hour <= 11 ? ' am' : ' pm';
if (hour > 12) {
hour -= 12;
} else if (hour === 0) {
hour = 12;
}
}
if (year === today.getFullYear() && month === this.addLeadingZero(today.getMonth() + 1) && day === today.getDate()) {
date = language['Today'];
} else if (year === yesterday.getFullYear() && month === this.addLeadingZero(yesterday.getMonth() + 1) && day === yesterday.getDate()) {
date = language['Yesterday'];
} else if (year === tomorrow.getFullYear() && month === this.addLeadingZero(tomorrow.getMonth() + 1) && day === tomorrow.getDate()) {
date = language['Tomorrow'];
} else {
dayNames = [language['Sunday'], language['Monday'], language['Tuesday'], language['Wednesday'], language['Thursday'], language['Friday'], language['Saturday']];
dayOfTheWeek = dayNames[time.getDay()];
descriptiveDifference = '';
last = '';
if (LocalComments.dateDifference) {
_ref1 = this.createRelativeDate(today, time), descriptiveDifference = _ref1.descriptiveDifference, last = _ref1.last;
}
formattedDate = '';
monthName = this.convertNumberToMonth(time.getMonth());
formattedDate = (function() {
switch (LocalComments.dateFormat.toLowerCase()) {
case 'dmy':
return day + ' ' + monthName + ' ' + year;
case 'mdy':
return monthName + ' ' + day + ', ' + year;
default:
return year + '-' + month + '-' + this.addLeadingZero(day);
}
}).call(this);
formattedDayOfTheWeek = '';
if (LocalComments.dayOfWeek) {
formattedDayOfTheWeek = ', ' + last + dayOfTheWeek;
}
date = formattedDate + formattedDayOfTheWeek + descriptiveDifference;
}
finalTime = hour + ':' + minute + ampm;
if (LocalComments.timeFirst) {
returnDate = finalTime + ', ' + date + ' (UTC' + utcOffset + ')';
} else {
returnDate = date + ', ' + finalTime + ' (UTC' + utcOffset + ')';
}
return [returnDate, time];
};
CommentsInLocalTime.createRelativeDate = function(today, time) {
var daysAgo, descriptiveParts, differenceWord, fmtDays, fmtMonths, fmtYears, last, millisecondsAgo, monthsAgo, totalMonthsAgo, yearsAgo;
millisecondsAgo = today.getTime() - time.getTime();
daysAgo = Math.abs(Math.round(millisecondsAgo / 1000 / 60 / 60 / 24));
differenceWord = '';
last = '';
if (millisecondsAgo >= 0) {
differenceWord = language['ago'];
if (daysAgo <= 7) {
last = language['last'] + ' ';
}
} else {
differenceWord = language['from now'];
if (daysAgo <= 7) {
last = language['this'] + ' ';
}
}
monthsAgo = Math.floor(daysAgo / 365 * 12);
totalMonthsAgo = monthsAgo;
yearsAgo = Math.floor(monthsAgo / 12);
if (monthsAgo < LocalComments.dropMonths) {
yearsAgo = 0;
} else if (LocalComments.dropMonths > 0) {
monthsAgo = 0;
} else {
monthsAgo = monthsAgo - yearsAgo * 12;
}
if (daysAgo < LocalComments.dropDays) {
monthsAgo = 0;
yearsAgo = 0;
} else if (LocalComments.dropDays > 0) {
daysAgo = 0;
} else {
daysAgo = daysAgo - Math.floor(totalMonthsAgo * 365 / 12);
}
descriptiveParts = [];
if (yearsAgo > 0) {
fmtYears = yearsAgo + ' ' + this.pluralize(language['year'], yearsAgo, language['years']);
descriptiveParts.push(fmtYears);
}
if (monthsAgo > 0) {
fmtMonths = monthsAgo + ' ' + this.pluralize(language['month'], monthsAgo, language['months']);
descriptiveParts.push(fmtMonths);
}
if (daysAgo > 0) {
fmtDays = daysAgo + ' ' + this.pluralize(language['day'], daysAgo, language['days']);
descriptiveParts.push(fmtDays);
}
return {
descriptiveDifference: ' (' + descriptiveParts.join(', ') + ' ' + differenceWord + ')',
last: last
};
};
/*
HELPERS
*/
CommentsInLocalTime.addLeadingZero = function(number) {
if (number < 10) {
number = '0' + number;
}
return number;
};
CommentsInLocalTime.convertMonthToNumber = function(month) {
return (new Date(month + ' 1, 2001')).getMonth();
};
CommentsInLocalTime.convertNumberToMonth = function(number) {
return [language['January'], language['February'], language['March'], language['April'], language['May'], language['June'], language['July'], language['August'], language['September'], language['October'], language['November'], language['December']][number];
};
CommentsInLocalTime.pluralize = function(term, count, plural) {
if (plural === null) {
plural = term + 's';
}
if (count === 1) {
return term;
} else {
return plural;
}
};
CommentsInLocalTime.setDefaultSetting = function() {
var defaultSetting, name, settings;
if (!arguments.length) {
return false;
}
if (typeof arguments[0] === 'object') {
settings = arguments[0];
for (name in settings) {
defaultSetting = settings[name];
if (LocalComments[name] == null) {
LocalComments[name] = defaultSetting;
}
}
return settings;
} else if (typeof arguments[0] === 'string') {
name = arguments[0];
defaultSetting = arguments[1];
if (LocalComments[name] == null) {
LocalComments[name] = defaultSetting;
}
return LocalComments[name];
}
};
return CommentsInLocalTime;
})();
checkScript = function() {
if (window.location.href.indexOf('&disable=loco') === -1) {
return CommentsInLocalTime.init();
}
}
function runScript() {
mw.hook('wikipage.content').add(function($content) {
setTimeout('checkScript();', 0);
});
return $(window).on('load', function() {
return checkScript();
});
}
runScript();