Rev 1422 | Blame | Compare with Previous | Last modification | View Log | RSS feed
/*
Copyright (c) 2004-2006, The Dojo Foundation
All Rights Reserved.
Licensed under the Academic Free License version 2.1 or above OR the
modified BSD license. For more information on Dojo licensing, see:
http://dojotoolkit.org/community/licensing.shtml
*/
dojo.provide("dojo.date.format");
dojo.require("dojo.date.common");
dojo.require("dojo.date.supplemental");
dojo.require("dojo.lang.array");
dojo.require("dojo.lang.common");
dojo.require("dojo.lang.func");
dojo.require("dojo.string.common");
dojo.require("dojo.i18n.common");
dojo.requireLocalization("dojo.i18n.calendar", "gregorian", null, "ko,zh-cn,zh,sv,ja,en,zh-tw,it,hu,nl,fi,zh-hk,fr,pt,ROOT,es,de,pt-br");
dojo.requireLocalization("dojo.i18n.calendar", "gregorianExtras", null, "zh,ROOT,ja");
(function () {
dojo.date.format = function (dateObject, options) {
if (typeof options == "string") {
dojo.deprecated("dojo.date.format", "To format dates with POSIX-style strings, please use dojo.date.strftime instead", "0.5");
return dojo.date.strftime(dateObject, options);
}
function formatPattern(dateObject, pattern) {
return pattern.replace(/([a-z])\1*/ig, function (match) {
var s;
var c = match.charAt(0);
var l = match.length;
var pad;
var widthList = ["abbr", "wide", "narrow"];
switch (c) {
case "G":
if (l > 3) {
dojo.unimplemented("Era format not implemented");
}
s = info.eras[dateObject.getFullYear() < 0 ? 1 : 0];
break;
case "y":
s = dateObject.getFullYear();
switch (l) {
case 1:
break;
case 2:
s = String(s).substr(-2);
break;
default:
pad = true;
}
break;
case "Q":
case "q":
s = Math.ceil((dateObject.getMonth() + 1) / 3);
switch (l) {
case 1:
case 2:
pad = true;
break;
case 3:
case 4:
dojo.unimplemented("Quarter format not implemented");
}
break;
case "M":
case "L":
var m = dateObject.getMonth();
var width;
switch (l) {
case 1:
case 2:
s = m + 1;
pad = true;
break;
case 3:
case 4:
case 5:
width = widthList[l - 3];
break;
}
if (width) {
var type = (c == "L") ? "standalone" : "format";
var prop = ["months", type, width].join("-");
s = info[prop][m];
}
break;
case "w":
var firstDay = 0;
s = dojo.date.getWeekOfYear(dateObject, firstDay);
pad = true;
break;
case "d":
s = dateObject.getDate();
pad = true;
break;
case "D":
s = dojo.date.getDayOfYear(dateObject);
pad = true;
break;
case "E":
case "e":
case "c":
var d = dateObject.getDay();
var width;
switch (l) {
case 1:
case 2:
if (c == "e") {
var first = dojo.date.getFirstDayOfWeek(options.locale);
d = (d - first + 7) % 7;
}
if (c != "c") {
s = d + 1;
pad = true;
break;
}
case 3:
case 4:
case 5:
width = widthList[l - 3];
break;
}
if (width) {
var type = (c == "c") ? "standalone" : "format";
var prop = ["days", type, width].join("-");
s = info[prop][d];
}
break;
case "a":
var timePeriod = (dateObject.getHours() < 12) ? "am" : "pm";
s = info[timePeriod];
break;
case "h":
case "H":
case "K":
case "k":
var h = dateObject.getHours();
switch (c) {
case "h":
s = (h % 12) || 12;
break;
case "H":
s = h;
break;
case "K":
s = (h % 12);
break;
case "k":
s = h || 24;
break;
}
pad = true;
break;
case "m":
s = dateObject.getMinutes();
pad = true;
break;
case "s":
s = dateObject.getSeconds();
pad = true;
break;
case "S":
s = Math.round(dateObject.getMilliseconds() * Math.pow(10, l - 3));
break;
case "v":
case "z":
s = dojo.date.getTimezoneName(dateObject);
if (s) {
break;
}
l = 4;
case "Z":
var offset = dateObject.getTimezoneOffset();
var tz = [(offset <= 0 ? "+" : "-"), dojo.string.pad(Math.floor(Math.abs(offset) / 60), 2), dojo.string.pad(Math.abs(offset) % 60, 2)];
if (l == 4) {
tz.splice(0, 0, "GMT");
tz.splice(3, 0, ":");
}
s = tz.join("");
break;
case "Y":
case "u":
case "W":
case "F":
case "g":
case "A":
dojo.debug(match + " modifier not yet implemented");
s = "?";
break;
default:
dojo.raise("dojo.date.format: invalid pattern char: " + pattern);
}
if (pad) {
s = dojo.string.pad(s, l);
}
return s;
});
}
options = options || {};
var locale = dojo.hostenv.normalizeLocale(options.locale);
var formatLength = options.formatLength || "full";
var info = dojo.date._getGregorianBundle(locale);
var str = [];
var sauce = dojo.lang.curry(this, formatPattern, dateObject);
if (options.selector != "timeOnly") {
var datePattern = options.datePattern || info["dateFormat-" + formatLength];
if (datePattern) {
str.push(_processPattern(datePattern, sauce));
}
}
if (options.selector != "dateOnly") {
var timePattern = options.timePattern || info["timeFormat-" + formatLength];
if (timePattern) {
str.push(_processPattern(timePattern, sauce));
}
}
var result = str.join(" ");
return result;
};
dojo.date.parse = function (value, options) {
options = options || {};
var locale = dojo.hostenv.normalizeLocale(options.locale);
var info = dojo.date._getGregorianBundle(locale);
var formatLength = options.formatLength || "full";
if (!options.selector) {
options.selector = "dateOnly";
}
var datePattern = options.datePattern || info["dateFormat-" + formatLength];
var timePattern = options.timePattern || info["timeFormat-" + formatLength];
var pattern;
if (options.selector == "dateOnly") {
pattern = datePattern;
} else {
if (options.selector == "timeOnly") {
pattern = timePattern;
} else {
if (options.selector == "dateTime") {
pattern = datePattern + " " + timePattern;
} else {
var msg = "dojo.date.parse: Unknown selector param passed: '" + options.selector + "'.";
msg += " Defaulting to date pattern.";
dojo.debug(msg);
pattern = datePattern;
}
}
}
var groups = [];
var dateREString = _processPattern(pattern, dojo.lang.curry(this, _buildDateTimeRE, groups, info, options));
var dateRE = new RegExp("^" + dateREString + "$");
var match = dateRE.exec(value);
if (!match) {
return null;
}
var widthList = ["abbr", "wide", "narrow"];
var result = new Date(1972, 0);
var expected = {};
for (var i = 1; i < match.length; i++) {
var grp = groups[i - 1];
var l = grp.length;
var v = match[i];
switch (grp.charAt(0)) {
case "y":
if (l != 2) {
result.setFullYear(v);
expected.year = v;
} else {
if (v < 100) {
v = Number(v);
var year = "" + new Date().getFullYear();
var century = year.substring(0, 2) * 100;
var yearPart = Number(year.substring(2, 4));
var cutoff = Math.min(yearPart + 20, 99);
var num = (v < cutoff) ? century + v : century - 100 + v;
result.setFullYear(num);
expected.year = num;
} else {
if (options.strict) {
return null;
}
result.setFullYear(v);
expected.year = v;
}
}
break;
case "M":
if (l > 2) {
if (!options.strict) {
v = v.replace(/\./g, "");
v = v.toLowerCase();
}
var months = info["months-format-" + widthList[l - 3]].concat();
for (var j = 0; j < months.length; j++) {
if (!options.strict) {
months[j] = months[j].toLowerCase();
}
if (v == months[j]) {
result.setMonth(j);
expected.month = j;
break;
}
}
if (j == months.length) {
dojo.debug("dojo.date.parse: Could not parse month name: '" + v + "'.");
return null;
}
} else {
result.setMonth(v - 1);
expected.month = v - 1;
}
break;
case "E":
case "e":
if (!options.strict) {
v = v.toLowerCase();
}
var days = info["days-format-" + widthList[l - 3]].concat();
for (var j = 0; j < days.length; j++) {
if (!options.strict) {
days[j] = days[j].toLowerCase();
}
if (v == days[j]) {
break;
}
}
if (j == days.length) {
dojo.debug("dojo.date.parse: Could not parse weekday name: '" + v + "'.");
return null;
}
break;
case "d":
result.setDate(v);
expected.date = v;
break;
case "a":
var am = options.am || info.am;
var pm = options.pm || info.pm;
if (!options.strict) {
v = v.replace(/\./g, "").toLowerCase();
am = am.replace(/\./g, "").toLowerCase();
pm = pm.replace(/\./g, "").toLowerCase();
}
if (options.strict && v != am && v != pm) {
dojo.debug("dojo.date.parse: Could not parse am/pm part.");
return null;
}
var hours = result.getHours();
if (v == pm && hours < 12) {
result.setHours(hours + 12);
} else {
if (v == am && hours == 12) {
result.setHours(0);
}
}
break;
case "K":
if (v == 24) {
v = 0;
}
case "h":
case "H":
case "k":
if (v > 23) {
dojo.debug("dojo.date.parse: Illegal hours value");
return null;
}
result.setHours(v);
break;
case "m":
result.setMinutes(v);
break;
case "s":
result.setSeconds(v);
break;
case "S":
result.setMilliseconds(v);
break;
default:
dojo.unimplemented("dojo.date.parse: unsupported pattern char=" + grp.charAt(0));
}
}
if (expected.year && result.getFullYear() != expected.year) {
dojo.debug("Parsed year: '" + result.getFullYear() + "' did not match input year: '" + expected.year + "'.");
return null;
}
if (expected.month && result.getMonth() != expected.month) {
dojo.debug("Parsed month: '" + result.getMonth() + "' did not match input month: '" + expected.month + "'.");
return null;
}
if (expected.date && result.getDate() != expected.date) {
dojo.debug("Parsed day of month: '" + result.getDate() + "' did not match input day of month: '" + expected.date + "'.");
return null;
}
return result;
};
function _processPattern(pattern, applyPattern, applyLiteral, applyAll) {
var identity = function (x) {
return x;
};
applyPattern = applyPattern || identity;
applyLiteral = applyLiteral || identity;
applyAll = applyAll || identity;
var chunks = pattern.match(/(''|[^'])+/g);
var literal = false;
for (var i = 0; i < chunks.length; i++) {
if (!chunks[i]) {
chunks[i] = "";
} else {
chunks[i] = (literal ? applyLiteral : applyPattern)(chunks[i]);
literal = !literal;
}
}
return applyAll(chunks.join(""));
}
function _buildDateTimeRE(groups, info, options, pattern) {
return pattern.replace(/([a-z])\1*/ig, function (match) {
var s;
var c = match.charAt(0);
var l = match.length;
switch (c) {
case "y":
s = "\\d" + ((l == 2) ? "{2,4}" : "+");
break;
case "M":
s = (l > 2) ? "\\S+" : "\\d{1,2}";
break;
case "d":
s = "\\d{1,2}";
break;
case "E":
s = "\\S+";
break;
case "h":
case "H":
case "K":
case "k":
s = "\\d{1,2}";
break;
case "m":
case "s":
s = "[0-5]\\d";
break;
case "S":
s = "\\d{1,3}";
break;
case "a":
var am = options.am || info.am || "AM";
var pm = options.pm || info.pm || "PM";
if (options.strict) {
s = am + "|" + pm;
} else {
s = am;
s += (am != am.toLowerCase()) ? "|" + am.toLowerCase() : "";
s += "|";
s += (pm != pm.toLowerCase()) ? pm + "|" + pm.toLowerCase() : pm;
}
break;
default:
dojo.unimplemented("parse of date format, pattern=" + pattern);
}
if (groups) {
groups.push(match);
}
return "\\s*(" + s + ")\\s*";
});
}
})();
dojo.date.strftime = function (dateObject, format, locale) {
var padChar = null;
function _(s, n) {
return dojo.string.pad(s, n || 2, padChar || "0");
}
var info = dojo.date._getGregorianBundle(locale);
function $(property) {
switch (property) {
case "a":
return dojo.date.getDayShortName(dateObject, locale);
case "A":
return dojo.date.getDayName(dateObject, locale);
case "b":
case "h":
return dojo.date.getMonthShortName(dateObject, locale);
case "B":
return dojo.date.getMonthName(dateObject, locale);
case "c":
return dojo.date.format(dateObject, {locale:locale});
case "C":
return _(Math.floor(dateObject.getFullYear() / 100));
case "d":
return _(dateObject.getDate());
case "D":
return $("m") + "/" + $("d") + "/" + $("y");
case "e":
if (padChar == null) {
padChar = " ";
}
return _(dateObject.getDate());
case "f":
if (padChar == null) {
padChar = " ";
}
return _(dateObject.getMonth() + 1);
case "g":
break;
case "G":
dojo.unimplemented("unimplemented modifier 'G'");
break;
case "F":
return $("Y") + "-" + $("m") + "-" + $("d");
case "H":
return _(dateObject.getHours());
case "I":
return _(dateObject.getHours() % 12 || 12);
case "j":
return _(dojo.date.getDayOfYear(dateObject), 3);
case "k":
if (padChar == null) {
padChar = " ";
}
return _(dateObject.getHours());
case "l":
if (padChar == null) {
padChar = " ";
}
return _(dateObject.getHours() % 12 || 12);
case "m":
return _(dateObject.getMonth() + 1);
case "M":
return _(dateObject.getMinutes());
case "n":
return "\n";
case "p":
return info[dateObject.getHours() < 12 ? "am" : "pm"];
case "r":
return $("I") + ":" + $("M") + ":" + $("S") + " " + $("p");
case "R":
return $("H") + ":" + $("M");
case "S":
return _(dateObject.getSeconds());
case "t":
return "\t";
case "T":
return $("H") + ":" + $("M") + ":" + $("S");
case "u":
return String(dateObject.getDay() || 7);
case "U":
return _(dojo.date.getWeekOfYear(dateObject));
case "V":
return _(dojo.date.getIsoWeekOfYear(dateObject));
case "W":
return _(dojo.date.getWeekOfYear(dateObject, 1));
case "w":
return String(dateObject.getDay());
case "x":
return dojo.date.format(dateObject, {selector:"dateOnly", locale:locale});
case "X":
return dojo.date.format(dateObject, {selector:"timeOnly", locale:locale});
case "y":
return _(dateObject.getFullYear() % 100);
case "Y":
return String(dateObject.getFullYear());
case "z":
var timezoneOffset = dateObject.getTimezoneOffset();
return (timezoneOffset > 0 ? "-" : "+") + _(Math.floor(Math.abs(timezoneOffset) / 60)) + ":" + _(Math.abs(timezoneOffset) % 60);
case "Z":
return dojo.date.getTimezoneName(dateObject);
case "%":
return "%";
}
}
var string = "";
var i = 0;
var index = 0;
var switchCase = null;
while ((index = format.indexOf("%", i)) != -1) {
string += format.substring(i, index++);
switch (format.charAt(index++)) {
case "_":
padChar = " ";
break;
case "-":
padChar = "";
break;
case "0":
padChar = "0";
break;
case "^":
switchCase = "upper";
break;
case "*":
switchCase = "lower";
break;
case "#":
switchCase = "swap";
break;
default:
padChar = null;
index--;
break;
}
var property = $(format.charAt(index++));
switch (switchCase) {
case "upper":
property = property.toUpperCase();
break;
case "lower":
property = property.toLowerCase();
break;
case "swap":
var compareString = property.toLowerCase();
var swapString = "";
var j = 0;
var ch = "";
while (j < property.length) {
ch = property.charAt(j);
swapString += (ch == compareString.charAt(j)) ? ch.toUpperCase() : ch.toLowerCase();
j++;
}
property = swapString;
break;
default:
break;
}
switchCase = null;
string += property;
i = index;
}
string += format.substring(i);
return string;
};
(function () {
var _customFormats = [];
dojo.date.addCustomFormats = function (packageName, bundleName) {
_customFormats.push({pkg:packageName, name:bundleName});
};
dojo.date._getGregorianBundle = function (locale) {
var gregorian = {};
dojo.lang.forEach(_customFormats, function (desc) {
var bundle = dojo.i18n.getLocalization(desc.pkg, desc.name, locale);
gregorian = dojo.lang.mixin(gregorian, bundle);
}, this);
return gregorian;
};
})();
dojo.date.addCustomFormats("dojo.i18n.calendar", "gregorian");
dojo.date.addCustomFormats("dojo.i18n.calendar", "gregorianExtras");
dojo.date.getNames = function (item, type, use, locale) {
var label;
var lookup = dojo.date._getGregorianBundle(locale);
var props = [item, use, type];
if (use == "standAlone") {
label = lookup[props.join("-")];
}
props[1] = "format";
return (label || lookup[props.join("-")]).concat();
};
dojo.date.getDayName = function (dateObject, locale) {
return dojo.date.getNames("days", "wide", "format", locale)[dateObject.getDay()];
};
dojo.date.getDayShortName = function (dateObject, locale) {
return dojo.date.getNames("days", "abbr", "format", locale)[dateObject.getDay()];
};
dojo.date.getMonthName = function (dateObject, locale) {
return dojo.date.getNames("months", "wide", "format", locale)[dateObject.getMonth()];
};
dojo.date.getMonthShortName = function (dateObject, locale) {
return dojo.date.getNames("months", "abbr", "format", locale)[dateObject.getMonth()];
};
dojo.date.toRelativeString = function (dateObject) {
var now = new Date();
var diff = (now - dateObject) / 1000;
var end = " ago";
var future = false;
if (diff < 0) {
future = true;
end = " from now";
diff = -diff;
}
if (diff < 60) {
diff = Math.round(diff);
return diff + " second" + (diff == 1 ? "" : "s") + end;
}
if (diff < 60 * 60) {
diff = Math.round(diff / 60);
return diff + " minute" + (diff == 1 ? "" : "s") + end;
}
if (diff < 60 * 60 * 24) {
diff = Math.round(diff / 3600);
return diff + " hour" + (diff == 1 ? "" : "s") + end;
}
if (diff < 60 * 60 * 24 * 7) {
diff = Math.round(diff / (3600 * 24));
if (diff == 1) {
return future ? "Tomorrow" : "Yesterday";
} else {
return diff + " days" + end;
}
}
return dojo.date.format(dateObject);
};
dojo.date.toSql = function (dateObject, noTime) {
return dojo.date.strftime(dateObject, "%F" + !noTime ? " %T" : "");
};
dojo.date.fromSql = function (sqlDate) {
var parts = sqlDate.split(/[\- :]/g);
while (parts.length < 6) {
parts.push(0);
}
return new Date(parts[0], (parseInt(parts[1], 10) - 1), parts[2], parts[3], parts[4], parts[5]);
};