(function () {
"use strict";
Date.Parsing = {
Exception: function (s) {
this.message = "Parse error at '" + s.substring(0, 10) + " ...'";
}
};
var $P = Date.Parsing;
var dayOffsets = {
standard: [0,31,59,90,120,151,181,212,243,273,304,334],
leap: [0,31,60,91,121,152,182,213,244,274,305,335]
};
$P.isLeapYear = function(year) {
return ((year % 4 === 0) && (year % 100 !== 0)) || (year % 400 === 0);
};
var utils = {
multiReplace : function (str, hash ) {
var key;
for (key in hash) {
if (Object.prototype.hasOwnProperty.call(hash, key)) {
var regex;
if (typeof hash[key] === "function") {
} else {
regex = (hash[key] instanceof RegExp) ? hash[key] : new RegExp(hash[key], "g");
}
str = str.replace(regex, key);
}
}
return str;
},
getDayOfYearFromWeek : function (obj) {
var d, jan4, offset;
obj.weekDay = (!obj.weekDay && obj.weekDay !== 0) ? 1 : obj.weekDay;
d = new Date(obj.year, 0, 4);
jan4 = d.getDay() === 0 ? 7 : d.getDay(); // JS is 0 indexed on Sunday.
offset = jan4+3;
obj.dayOfYear = ((obj.week * 7) + (obj.weekDay === 0 ? 7 : obj.weekDay))-offset;
return obj;
},
getDayOfYear : function (obj, dayOffset) {
if (!obj.dayOfYear) {
obj = utils.getDayOfYearFromWeek(obj);
}
for (var i=0;i <= dayOffset.length;i++) {
if (obj.dayOfYear < dayOffset[i] || i === dayOffset.length) {
obj.day = obj.day ? obj.day : (obj.dayOfYear - dayOffset[i-1]);
break;
} else {
obj.month = i;
}
}
return obj;
},
adjustForTimeZone : function (obj, date) {
var offset;
if (obj.zone.toUpperCase() === "Z" || (obj.zone_hours === 0 && obj.zone_minutes === 0)) {
// it's UTC/GML so work out the current timeszone offset
offset = -date.getTimezoneOffset();
} else {
offset = (obj.zone_hours*60) + (obj.zone_minutes || 0);
if (obj.zone_sign === "+") {
offset *= -1;
}
offset -= date.getTimezoneOffset();
}
date.setMinutes(date.getMinutes()+offset);
return date;
},
setDefaults : function (obj) {
obj.year = obj.year || Date.today().getFullYear();
obj.hours = obj.hours || 0;
obj.minutes = obj.minutes || 0;
obj.seconds = obj.seconds || 0;
obj.milliseconds = obj.milliseconds || 0;
if (!(!obj.month && (obj.week || obj.dayOfYear))) {
// if we have a month, or if we don't but don't have the day calculation data
obj.month = obj.month || 0;
obj.day = obj.day || 1;
}
return obj;
},
dataNum: function (data, mod, explict, postProcess) {
var dataNum = data*1;
if (mod) {
if (postProcess) {
return data ? mod(data)*1 : data;
} else {
return data ? mod(dataNum) : data;
}
} else if (!explict){
return data ? dataNum : data;
} else {
return (data && typeof data !== "undefined") ? dataNum : data;
}
},
timeDataProcess: function (obj) {
var timeObj = {};
for (var x in obj.data) {
if (obj.data.hasOwnProperty(x)) {
timeObj[x] = obj.ignore[x] ? obj.data[x] : utils.dataNum(obj.data[x], obj.mods[x], obj.explict[x], obj.postProcess[x]);
}
}
if (obj.data.secmins) {
obj.data.secmins = obj.data.secmins.replace(",", ".") * 60;
if (!timeObj.minutes) {
timeObj.minutes = obj.data.secmins;
} else if (!timeObj.seconds) {
timeObj.seconds = obj.data.secmins;
}
delete obj.secmins;
}
return timeObj;
},
buildTimeObjectFromData: function (data) {
var time = utils.timeDataProcess({
data: {
year : data[1],
month : data[5],
day : data[7],
week : data[8],
dayOfYear : data[10],
hours : data[15],
zone_hours : data[23],
zone_minutes : data[24],
zone : data[21],
zone_sign : data[22],
weekDay : data[9],
minutes: data[16],
seconds: data[19],
milliseconds: data[20],
secmins: data[18]
},
mods: {
month: function(data) {
return data-1;
},
weekDay: function (data) {
data = Math.abs(data);
return (data === 7 ? 0 : data);
},
minutes: function (data) {
return data.replace(":","");
},
seconds: function (data) {
return Math.floor( (data.replace(":","").replace(",","."))*1 );
},
milliseconds: function (data) {
return (data.replace(",",".")*1000);
}
},
postProcess: {
minutes: true,
seconds: true,
milliseconds: true
},
explict: {
zone_hours: true,
zone_minutes: true
},
ignore: {
zone: true,
zone_sign: true,
secmins: true
}
});
return time;
},
addToHash: function (hash, keys, data) {
keys = keys;
data = data;
var len = keys.length;
for (var i = 0; i < len; i++) {
hash[keys[i]] = data[i];
}
return hash;
},
combineRegex: function (r1, r2) {
return new RegExp("(("+r1.source+")\\s("+r2.source+"))");
},
getDateNthString: function(add, last, inc){
if (add) {
return Date.today().addDays(inc).toString("d");
} else if (last) {
return Date.today().last()[inc]().toString("d");
}
},
buildRegexData: function (array) {
var arr = [];
var len = array.length;
for (var i=0; i < len; i++) {
if (Object.prototype.toString.call(array[i]) === '[object Array]') { // oldIE compat version of Array.isArray
arr.push(this.combineRegex(array[i][0], array[i][1]));
} else {
arr.push(array[i]);
}
}
return arr;
}
};
$P.processTimeObject = function (obj) {
var date, dayOffset;
utils.setDefaults(obj);
dayOffset = ($P.isLeapYear(obj.year)) ? dayOffsets.leap : dayOffsets.standard;
if (!obj.month && (obj.week || obj.dayOfYear)) {
utils.getDayOfYear(obj, dayOffset);
} else {
obj.dayOfYear = dayOffset[obj.month] + obj.day;
}
date = new Date(obj.year, obj.month, obj.day, obj.hours, obj.minutes, obj.seconds, obj.milliseconds);
if (obj.zone) {
utils.adjustForTimeZone(obj, date); // adjust (and calculate) for timezone
}
return date;
};
$P.ISO = {
regex : /^([\+-]?\d{4}(?!\d{2}\b))((-?)((0[1-9]|1[0-2])(\3([12]\d|0[1-9]|3[01]))?|W([0-4]\d|5[0-3])(-?[1-7])?|(00[1-9]|0[1-9]\d|[12]\d{2}|3([0-5]\d|6[1-6])))([T\s]((([01]\d|2[0-4])((:?)[0-5]\d)?|24\:?00)([\.,]\d+(?!:))?)?(\17[0-5]\d([\.,]\d+)?)?\s?([zZ]|([\+-])([01]\d|2[0-3]):?([0-5]\d)?)?)?)?$/,
parse : function (s) {
var time, data = s.match(this.regex);
if (!data || !data.length) {
return null;
}
time = utils.buildTimeObjectFromData(data);
if (!time.year || (!time.year && (!time.month && !time.day) && (!time.week && !time.dayOfYear)) ) {
return null;
}
return $P.processTimeObject(time);
}
};
$P.Numeric = {
isNumeric: function (e){return!isNaN(parseFloat(e))&&isFinite(e);},
regex: /\b([0-1]?[0-9])([0-3]?[0-9])([0-2]?[0-9]?[0-9][0-9])\b/i,
parse: function (s) {
var data, i,
time = {},
order = Date.CultureInfo.dateElementOrder.split("");
if (!(this.isNumeric(s)) || // if it's non-numeric OR
(s[0] === "+" && s[0] === "-")) { // It's an arithmatic string (eg +/-1000)
return null;
}
if (s.length < 5 && s.indexOf(".") < 0 && s.indexOf("/") < 0) { // assume it's just a year.
time.year = s;
return $P.processTimeObject(time);
}
data = s.match(this.regex);
if (!data || !data.length) {
return null;
}
for (i=0; i < order.length; i++) {
switch(order[i]) {
case "d":
time.day = data[i+1];
break;
case "m":
time.month = (data[i+1]-1);
break;
case "y":
time.year = data[i+1];
break;
}
}
return $P.processTimeObject(time);
}
};
$P.Normalizer = {
regexData: function () {
var $R = Date.CultureInfo.regexPatterns;
return utils.buildRegexData([
$R.tomorrow,
$R.yesterday,
[$R.past, $R.mon],
[$R.past, $R.tue],
[$R.past, $R.wed],
[$R.past, $R.thu],
[$R.past, $R.fri],
[$R.past, $R.sat],
[$R.past, $R.sun]
]);
},
basicReplaceHash : function() {
var $R = Date.CultureInfo.regexPatterns;
return {
"January": $R.jan.source,
"February": $R.feb,
"March": $R.mar,
"April": $R.apr,
"May": $R.may,
"June": $R.jun,
"July": $R.jul,
"August": $R.aug,
"September": $R.sep,
"October": $R.oct,
"November": $R.nov,
"December": $R.dec,
"": /\bat\b/gi,
" ": /\s{2,}/,
"am": $R.inTheMorning,
"9am": $R.thisMorning,
"pm": $R.inTheEvening,
"7pm":$R.thisEvening
};
},
keys : function(){
return [
utils.getDateNthString(true, false, 1), // tomorrow
utils.getDateNthString(true, false, -1), // yesterday
utils.getDateNthString(false, true, "monday"), //last mon
utils.getDateNthString(false, true, "tuesday"), //last tues
utils.getDateNthString(false, true, "wednesday"), //last wed
utils.getDateNthString(false, true, "thursday"), //last thurs
utils.getDateNthString(false, true, "friday"), //last fri
utils.getDateNthString(false, true, "saturday"), //last sat
utils.getDateNthString(false, true, "sunday") //last sun
];
},
buildRegexFunctions: function () {
var $R = Date.CultureInfo.regexPatterns;
var __ = Date.i18n.__;
var tomorrowRE = new RegExp("(\\b\\d\\d?("+__("AM")+"|"+__("PM")+")? )("+$R.tomorrow.source.slice(1)+")", "i"); // adapted tomorrow regex for AM PM relative dates
var todayRE = new RegExp($R.today.source + "(?!\\s*([+-]))\\b"); // today, but excludes the math operators (eg "today + 2h")
this.replaceFuncs = [
[todayRE, function (full) {
return (full.length > 1) ? Date.today().toString("d") : full;
}],
[tomorrowRE,
function(full, m1) {
var t = Date.today().addDays(1).toString("d");
return (t + " " + m1);
}],
[$R.amThisMorning, function(str, am){return am;}],
[$R.pmThisEvening, function(str, pm){return pm;}]
];
},
buildReplaceData: function () {
this.buildRegexFunctions();
this.replaceHash = utils.addToHash(this.basicReplaceHash(), this.keys(), this.regexData());
},
stringReplaceFuncs: function (s) {
for (var i=0; i < this.replaceFuncs.length; i++) {
s = s.replace(this.replaceFuncs[i][0], this.replaceFuncs[i][1]);
}
return s;
},
parse: function (s) {
s = this.stringReplaceFuncs(s);
s = utils.multiReplace(s, this.replaceHash);
try {
var n = s.split(/([\s\-\.\,\/\x27]+)/);
if (n.length === 3 &&
$P.Numeric.isNumeric(n[0]) &&
$P.Numeric.isNumeric(n[2]) &&
(n[2].length >= 4)) {
// ok, so we're dealing with x/year. But that's not a full date.
// This fixes wonky dateElementOrder parsing when set to dmy order.
if (Date.CultureInfo.dateElementOrder[0] === "d") {
s = "1/" + n[0] + "/" + n[2]; // set to 1st of month and normalize the seperator
}
}
} catch (e) {}
return s;
}
};
$P.Normalizer.buildReplaceData();
}()); |