X-Git-Url: http://git.ithinksw.org/extjs.git/blobdiff_plain/0494b8d9b9bb03ab6c22b34dae81261e3cd7e3e6..7a654f8d43fdb43d78b63d90528bed6e86b608cc:/src/util/Date.js diff --git a/src/util/Date.js b/src/util/Date.js deleted file mode 100644 index 44eaa3a5..00000000 --- a/src/util/Date.js +++ /dev/null @@ -1,1334 +0,0 @@ -/*! - * Ext JS Library 3.3.1 - * Copyright(c) 2006-2010 Sencha Inc. - * licensing@sencha.com - * http://www.sencha.com/license - */ -/** - * @class Date - * - * The date parsing and formatting syntax contains a subset of - * PHP's date() function, and the formats that are - * supported will provide results equivalent to their PHP versions. - * - * The following is a list of all currently supported formats: - *
-Format  Description                                                               Example returned values
-------  -----------------------------------------------------------------------   -----------------------
-  d     Day of the month, 2 digits with leading zeros                             01 to 31
-  D     A short textual representation of the day of the week                     Mon to Sun
-  j     Day of the month without leading zeros                                    1 to 31
-  l     A full textual representation of the day of the week                      Sunday to Saturday
-  N     ISO-8601 numeric representation of the day of the week                    1 (for Monday) through 7 (for Sunday)
-  S     English ordinal suffix for the day of the month, 2 characters             st, nd, rd or th. Works well with j
-  w     Numeric representation of the day of the week                             0 (for Sunday) to 6 (for Saturday)
-  z     The day of the year (starting from 0)                                     0 to 364 (365 in leap years)
-  W     ISO-8601 week number of year, weeks starting on Monday                    01 to 53
-  F     A full textual representation of a month, such as January or March        January to December
-  m     Numeric representation of a month, with leading zeros                     01 to 12
-  M     A short textual representation of a month                                 Jan to Dec
-  n     Numeric representation of a month, without leading zeros                  1 to 12
-  t     Number of days in the given month                                         28 to 31
-  L     Whether it's a leap year                                                  1 if it is a leap year, 0 otherwise.
-  o     ISO-8601 year number (identical to (Y), but if the ISO week number (W)    Examples: 1998 or 2004
-        belongs to the previous or next year, that year is used instead)
-  Y     A full numeric representation of a year, 4 digits                         Examples: 1999 or 2003
-  y     A two digit representation of a year                                      Examples: 99 or 03
-  a     Lowercase Ante meridiem and Post meridiem                                 am or pm
-  A     Uppercase Ante meridiem and Post meridiem                                 AM or PM
-  g     12-hour format of an hour without leading zeros                           1 to 12
-  G     24-hour format of an hour without leading zeros                           0 to 23
-  h     12-hour format of an hour with leading zeros                              01 to 12
-  H     24-hour format of an hour with leading zeros                              00 to 23
-  i     Minutes, with leading zeros                                               00 to 59
-  s     Seconds, with leading zeros                                               00 to 59
-  u     Decimal fraction of a second                                              Examples:
-        (minimum 1 digit, arbitrary number of digits allowed)                     001 (i.e. 0.001s) or
-                                                                                  100 (i.e. 0.100s) or
-                                                                                  999 (i.e. 0.999s) or
-                                                                                  999876543210 (i.e. 0.999876543210s)
-  O     Difference to Greenwich time (GMT) in hours and minutes                   Example: +1030
-  P     Difference to Greenwich time (GMT) with colon between hours and minutes   Example: -08:00
-  T     Timezone abbreviation of the machine running the code                     Examples: EST, MDT, PDT ...
-  Z     Timezone offset in seconds (negative if west of UTC, positive if east)    -43200 to 50400
-  c     ISO 8601 date
-        Notes:                                                                    Examples:
-        1) If unspecified, the month / day defaults to the current month / day,   1991 or
-           the time defaults to midnight, while the timezone defaults to the      1992-10 or
-           browser's timezone. If a time is specified, it must include both hours 1993-09-20 or
-           and minutes. The "T" delimiter, seconds, milliseconds and timezone     1994-08-19T16:20+01:00 or
-           are optional.                                                          1995-07-18T17:21:28-02:00 or
-        2) The decimal fraction of a second, if specified, must contain at        1996-06-17T18:22:29.98765+03:00 or
-           least 1 digit (there is no limit to the maximum number                 1997-05-16T19:23:30,12345-0400 or
-           of digits allowed), and may be delimited by either a '.' or a ','      1998-04-15T20:24:31.2468Z or
-        Refer to the examples on the right for the various levels of              1999-03-14T20:24:32Z or
-        date-time granularity which are supported, or see                         2000-02-13T21:25:33
-        http://www.w3.org/TR/NOTE-datetime for more info.                         2001-01-12 22:26:34
-  U     Seconds since the Unix Epoch (January 1 1970 00:00:00 GMT)                1193432466 or -2138434463
-  M$    Microsoft AJAX serialized dates                                           \/Date(1238606590509)\/ (i.e. UTC milliseconds since epoch) or
-                                                                                  \/Date(1238606590509+0800)\/
-
- * - * Example usage (note that you must escape format specifiers with '\\' to render them as character literals): - *

-// Sample date:
-// 'Wed Jan 10 2007 15:05:01 GMT-0600 (Central Standard Time)'
-
-var dt = new Date('1/10/2007 03:05:01 PM GMT-0600');
-document.write(dt.format('Y-m-d'));                           // 2007-01-10
-document.write(dt.format('F j, Y, g:i a'));                   // January 10, 2007, 3:05 pm
-document.write(dt.format('l, \\t\\he jS \\of F Y h:i:s A'));  // Wednesday, the 10th of January 2007 03:05:01 PM
-
- * - * Here are some standard date/time patterns that you might find helpful. They - * are not part of the source of Date.js, but to use them you can simply copy this - * block of code into any script that is included after Date.js and they will also become - * globally available on the Date object. Feel free to add or remove patterns as needed in your code. - *

-Date.patterns = {
-    ISO8601Long:"Y-m-d H:i:s",
-    ISO8601Short:"Y-m-d",
-    ShortDate: "n/j/Y",
-    LongDate: "l, F d, Y",
-    FullDateTime: "l, F d, Y g:i:s A",
-    MonthDay: "F d",
-    ShortTime: "g:i A",
-    LongTime: "g:i:s A",
-    SortableDateTime: "Y-m-d\\TH:i:s",
-    UniversalSortableDateTime: "Y-m-d H:i:sO",
-    YearMonth: "F, Y"
-};
-
- * - * Example usage: - *

-var dt = new Date();
-document.write(dt.format(Date.patterns.ShortDate));
-
- *

Developer-written, custom formats may be used by supplying both a formatting and a parsing function - * which perform to specialized requirements. The functions are stored in {@link #parseFunctions} and {@link #formatFunctions}.

- */ - -/* - * Most of the date-formatting functions below are the excellent work of Baron Schwartz. - * (see http://www.xaprb.com/blog/2005/12/12/javascript-closures-for-runtime-efficiency/) - * They generate precompiled functions from format patterns instead of parsing and - * processing each pattern every time a date is formatted. These functions are available - * on every Date object. - */ - -(function() { - -/** - * Global flag which determines if strict date parsing should be used. - * Strict date parsing will not roll-over invalid dates, which is the - * default behaviour of javascript Date objects. - * (see {@link #parseDate} for more information) - * Defaults to false. - * @static - * @type Boolean -*/ -Date.useStrict = false; - - -// create private copy of Ext's String.format() method -// - to remove unnecessary dependency -// - to resolve namespace conflict with M$-Ajax's implementation -function xf(format) { - var args = Array.prototype.slice.call(arguments, 1); - return format.replace(/\{(\d+)\}/g, function(m, i) { - return args[i]; - }); -} - - -// private -Date.formatCodeToRegex = function(character, currentGroup) { - // Note: currentGroup - position in regex result array (see notes for Date.parseCodes below) - var p = Date.parseCodes[character]; - - if (p) { - p = typeof p == 'function'? p() : p; - Date.parseCodes[character] = p; // reassign function result to prevent repeated execution - } - - return p ? Ext.applyIf({ - c: p.c ? xf(p.c, currentGroup || "{0}") : p.c - }, p) : { - g:0, - c:null, - s:Ext.escapeRe(character) // treat unrecognised characters as literals - }; -}; - -// private shorthand for Date.formatCodeToRegex since we'll be using it fairly often -var $f = Date.formatCodeToRegex; - -Ext.apply(Date, { - /** - *

An object hash in which each property is a date parsing function. The property name is the - * format string which that function parses.

- *

This object is automatically populated with date parsing functions as - * date formats are requested for Ext standard formatting strings.

- *

Custom parsing functions may be inserted into this object, keyed by a name which from then on - * may be used as a format string to {@link #parseDate}.

- *

Example:


-Date.parseFunctions['x-date-format'] = myDateParser;
-
- *

A parsing function should return a Date object, and is passed the following parameters:

- *

To enable Dates to also be formatted according to that format, a corresponding - * formatting function must be placed into the {@link #formatFunctions} property. - * @property parseFunctions - * @static - * @type Object - */ - parseFunctions: { - "M$": function(input, strict) { - // note: the timezone offset is ignored since the M$ Ajax server sends - // a UTC milliseconds-since-Unix-epoch value (negative values are allowed) - var re = new RegExp('\\/Date\\(([-+])?(\\d+)(?:[+-]\\d{4})?\\)\\/'); - var r = (input || '').match(re); - return r? new Date(((r[1] || '') + r[2]) * 1) : null; - } - }, - parseRegexes: [], - - /** - *

An object hash in which each property is a date formatting function. The property name is the - * format string which corresponds to the produced formatted date string.

- *

This object is automatically populated with date formatting functions as - * date formats are requested for Ext standard formatting strings.

- *

Custom formatting functions may be inserted into this object, keyed by a name which from then on - * may be used as a format string to {@link #format}. Example:


-Date.formatFunctions['x-date-format'] = myDateFormatter;
-
- *

A formatting function should return a string representation of the passed Date object, and is passed the following parameters:

- *

To enable date strings to also be parsed according to that format, a corresponding - * parsing function must be placed into the {@link #parseFunctions} property. - * @property formatFunctions - * @static - * @type Object - */ - formatFunctions: { - "M$": function() { - // UTC milliseconds since Unix epoch (M$-AJAX serialized date format (MRSF)) - return '\\/Date(' + this.getTime() + ')\\/'; - } - }, - - y2kYear : 50, - - /** - * Date interval constant - * @static - * @type String - */ - MILLI : "ms", - - /** - * Date interval constant - * @static - * @type String - */ - SECOND : "s", - - /** - * Date interval constant - * @static - * @type String - */ - MINUTE : "mi", - - /** Date interval constant - * @static - * @type String - */ - HOUR : "h", - - /** - * Date interval constant - * @static - * @type String - */ - DAY : "d", - - /** - * Date interval constant - * @static - * @type String - */ - MONTH : "mo", - - /** - * Date interval constant - * @static - * @type String - */ - YEAR : "y", - - /** - *

An object hash containing default date values used during date parsing.

- *

The following properties are available:

- *

Override these properties to customize the default date values used by the {@link #parseDate} method.

- *

Note: In countries which experience Daylight Saving Time (i.e. DST), the h, i, s - * and ms properties may coincide with the exact time in which DST takes effect. - * It is the responsiblity of the developer to account for this.

- * Example Usage: - *

-// set default day value to the first day of the month
-Date.defaults.d = 1;
-
-// parse a February date string containing only year and month values.
-// setting the default day value to 1 prevents weird date rollover issues
-// when attempting to parse the following date string on, for example, March 31st 2009.
-Date.parseDate('2009-02', 'Y-m'); // returns a Date object representing February 1st 2009
-
- * @property defaults - * @static - * @type Object - */ - defaults: {}, - - /** - * An array of textual day names. - * Override these values for international dates. - * Example: - *

-Date.dayNames = [
-    'SundayInYourLang',
-    'MondayInYourLang',
-    ...
-];
-
- * @type Array - * @static - */ - dayNames : [ - "Sunday", - "Monday", - "Tuesday", - "Wednesday", - "Thursday", - "Friday", - "Saturday" - ], - - /** - * An array of textual month names. - * Override these values for international dates. - * Example: - *

-Date.monthNames = [
-    'JanInYourLang',
-    'FebInYourLang',
-    ...
-];
-
- * @type Array - * @static - */ - monthNames : [ - "January", - "February", - "March", - "April", - "May", - "June", - "July", - "August", - "September", - "October", - "November", - "December" - ], - - /** - * An object hash of zero-based javascript month numbers (with short month names as keys. note: keys are case-sensitive). - * Override these values for international dates. - * Example: - *

-Date.monthNumbers = {
-    'ShortJanNameInYourLang':0,
-    'ShortFebNameInYourLang':1,
-    ...
-};
-
- * @type Object - * @static - */ - monthNumbers : { - Jan:0, - Feb:1, - Mar:2, - Apr:3, - May:4, - Jun:5, - Jul:6, - Aug:7, - Sep:8, - Oct:9, - Nov:10, - Dec:11 - }, - - /** - * Get the short month name for the given month number. - * Override this function for international dates. - * @param {Number} month A zero-based javascript month number. - * @return {String} The short month name. - * @static - */ - getShortMonthName : function(month) { - return Date.monthNames[month].substring(0, 3); - }, - - /** - * Get the short day name for the given day number. - * Override this function for international dates. - * @param {Number} day A zero-based javascript day number. - * @return {String} The short day name. - * @static - */ - getShortDayName : function(day) { - return Date.dayNames[day].substring(0, 3); - }, - - /** - * Get the zero-based javascript month number for the given short/full month name. - * Override this function for international dates. - * @param {String} name The short/full month name. - * @return {Number} The zero-based javascript month number. - * @static - */ - getMonthNumber : function(name) { - // handle camel casing for english month names (since the keys for the Date.monthNumbers hash are case sensitive) - return Date.monthNumbers[name.substring(0, 1).toUpperCase() + name.substring(1, 3).toLowerCase()]; - }, - - /** - * The base format-code to formatting-function hashmap used by the {@link #format} method. - * Formatting functions are strings (or functions which return strings) which - * will return the appropriate value when evaluated in the context of the Date object - * from which the {@link #format} method is called. - * Add to / override these mappings for custom date formatting. - * Note: Date.format() treats characters as literals if an appropriate mapping cannot be found. - * Example: - *

-Date.formatCodes.x = "String.leftPad(this.getDate(), 2, '0')";
-(new Date()).format("X"); // returns the current day of the month
-
- * @type Object - * @static - */ - formatCodes : { - d: "String.leftPad(this.getDate(), 2, '0')", - D: "Date.getShortDayName(this.getDay())", // get localised short day name - j: "this.getDate()", - l: "Date.dayNames[this.getDay()]", - N: "(this.getDay() ? this.getDay() : 7)", - S: "this.getSuffix()", - w: "this.getDay()", - z: "this.getDayOfYear()", - W: "String.leftPad(this.getWeekOfYear(), 2, '0')", - F: "Date.monthNames[this.getMonth()]", - m: "String.leftPad(this.getMonth() + 1, 2, '0')", - M: "Date.getShortMonthName(this.getMonth())", // get localised short month name - n: "(this.getMonth() + 1)", - t: "this.getDaysInMonth()", - L: "(this.isLeapYear() ? 1 : 0)", - o: "(this.getFullYear() + (this.getWeekOfYear() == 1 && this.getMonth() > 0 ? +1 : (this.getWeekOfYear() >= 52 && this.getMonth() < 11 ? -1 : 0)))", - Y: "String.leftPad(this.getFullYear(), 4, '0')", - y: "('' + this.getFullYear()).substring(2, 4)", - a: "(this.getHours() < 12 ? 'am' : 'pm')", - A: "(this.getHours() < 12 ? 'AM' : 'PM')", - g: "((this.getHours() % 12) ? this.getHours() % 12 : 12)", - G: "this.getHours()", - h: "String.leftPad((this.getHours() % 12) ? this.getHours() % 12 : 12, 2, '0')", - H: "String.leftPad(this.getHours(), 2, '0')", - i: "String.leftPad(this.getMinutes(), 2, '0')", - s: "String.leftPad(this.getSeconds(), 2, '0')", - u: "String.leftPad(this.getMilliseconds(), 3, '0')", - O: "this.getGMTOffset()", - P: "this.getGMTOffset(true)", - T: "this.getTimezone()", - Z: "(this.getTimezoneOffset() * -60)", - - c: function() { // ISO-8601 -- GMT format - for (var c = "Y-m-dTH:i:sP", code = [], i = 0, l = c.length; i < l; ++i) { - var e = c.charAt(i); - code.push(e == "T" ? "'T'" : Date.getFormatCode(e)); // treat T as a character literal - } - return code.join(" + "); - }, - /* - c: function() { // ISO-8601 -- UTC format - return [ - "this.getUTCFullYear()", "'-'", - "String.leftPad(this.getUTCMonth() + 1, 2, '0')", "'-'", - "String.leftPad(this.getUTCDate(), 2, '0')", - "'T'", - "String.leftPad(this.getUTCHours(), 2, '0')", "':'", - "String.leftPad(this.getUTCMinutes(), 2, '0')", "':'", - "String.leftPad(this.getUTCSeconds(), 2, '0')", - "'Z'" - ].join(" + "); - }, - */ - - U: "Math.round(this.getTime() / 1000)" - }, - - /** - * Checks if the passed Date parameters will cause a javascript Date "rollover". - * @param {Number} year 4-digit year - * @param {Number} month 1-based month-of-year - * @param {Number} day Day of month - * @param {Number} hour (optional) Hour - * @param {Number} minute (optional) Minute - * @param {Number} second (optional) Second - * @param {Number} millisecond (optional) Millisecond - * @return {Boolean} true if the passed parameters do not cause a Date "rollover", false otherwise. - * @static - */ - isValid : function(y, m, d, h, i, s, ms) { - // setup defaults - h = h || 0; - i = i || 0; - s = s || 0; - ms = ms || 0; - - // Special handling for year < 100 - var dt = new Date(y < 100 ? 100 : y, m - 1, d, h, i, s, ms).add(Date.YEAR, y < 100 ? y - 100 : 0); - - return y == dt.getFullYear() && - m == dt.getMonth() + 1 && - d == dt.getDate() && - h == dt.getHours() && - i == dt.getMinutes() && - s == dt.getSeconds() && - ms == dt.getMilliseconds(); - }, - - /** - * Parses the passed string using the specified date format. - * Note that this function expects normal calendar dates, meaning that months are 1-based (i.e. 1 = January). - * The {@link #defaults} hash will be used for any date value (i.e. year, month, day, hour, minute, second or millisecond) - * which cannot be found in the passed string. If a corresponding default date value has not been specified in the {@link #defaults} hash, - * the current date's year, month, day or DST-adjusted zero-hour time value will be used instead. - * Keep in mind that the input date string must precisely match the specified format string - * in order for the parse operation to be successful (failed parse operations return a null value). - *

Example:


-//dt = Fri May 25 2007 (current date)
-var dt = new Date();
-
-//dt = Thu May 25 2006 (today's month/day in 2006)
-dt = Date.parseDate("2006", "Y");
-
-//dt = Sun Jan 15 2006 (all date parts specified)
-dt = Date.parseDate("2006-01-15", "Y-m-d");
-
-//dt = Sun Jan 15 2006 15:20:01
-dt = Date.parseDate("2006-01-15 3:20:01 PM", "Y-m-d g:i:s A");
-
-// attempt to parse Sun Feb 29 2006 03:20:01 in strict mode
-dt = Date.parseDate("2006-02-29 03:20:01", "Y-m-d H:i:s", true); // returns null
-
- * @param {String} input The raw date string. - * @param {String} format The expected date string format. - * @param {Boolean} strict (optional) True to validate date strings while parsing (i.e. prevents javascript Date "rollover") - (defaults to false). Invalid date strings will return null when parsed. - * @return {Date} The parsed Date. - * @static - */ - parseDate : function(input, format, strict) { - var p = Date.parseFunctions; - if (p[format] == null) { - Date.createParser(format); - } - return p[format](input, Ext.isDefined(strict) ? strict : Date.useStrict); - }, - - // private - getFormatCode : function(character) { - var f = Date.formatCodes[character]; - - if (f) { - f = typeof f == 'function'? f() : f; - Date.formatCodes[character] = f; // reassign function result to prevent repeated execution - } - - // note: unknown characters are treated as literals - return f || ("'" + String.escape(character) + "'"); - }, - - // private - createFormat : function(format) { - var code = [], - special = false, - ch = ''; - - for (var i = 0; i < format.length; ++i) { - ch = format.charAt(i); - if (!special && ch == "\\") { - special = true; - } else if (special) { - special = false; - code.push("'" + String.escape(ch) + "'"); - } else { - code.push(Date.getFormatCode(ch)); - } - } - Date.formatFunctions[format] = new Function("return " + code.join('+')); - }, - - // private - createParser : function() { - var code = [ - "var dt, y, m, d, h, i, s, ms, o, z, zz, u, v,", - "def = Date.defaults,", - "results = String(input).match(Date.parseRegexes[{0}]);", // either null, or an array of matched strings - - "if(results){", - "{1}", - - "if(u != null){", // i.e. unix time is defined - "v = new Date(u * 1000);", // give top priority to UNIX time - "}else{", - // create Date object representing midnight of the current day; - // this will provide us with our date defaults - // (note: clearTime() handles Daylight Saving Time automatically) - "dt = (new Date()).clearTime();", - - // date calculations (note: these calculations create a dependency on Ext.num()) - "y = Ext.num(y, Ext.num(def.y, dt.getFullYear()));", - "m = Ext.num(m, Ext.num(def.m - 1, dt.getMonth()));", - "d = Ext.num(d, Ext.num(def.d, dt.getDate()));", - - // time calculations (note: these calculations create a dependency on Ext.num()) - "h = Ext.num(h, Ext.num(def.h, dt.getHours()));", - "i = Ext.num(i, Ext.num(def.i, dt.getMinutes()));", - "s = Ext.num(s, Ext.num(def.s, dt.getSeconds()));", - "ms = Ext.num(ms, Ext.num(def.ms, dt.getMilliseconds()));", - - "if(z >= 0 && y >= 0){", - // both the year and zero-based day of year are defined and >= 0. - // these 2 values alone provide sufficient info to create a full date object - - // create Date object representing January 1st for the given year - // handle years < 100 appropriately - "v = new Date(y < 100 ? 100 : y, 0, 1, h, i, s, ms).add(Date.YEAR, y < 100 ? y - 100 : 0);", - - // then add day of year, checking for Date "rollover" if necessary - "v = !strict? v : (strict === true && (z <= 364 || (v.isLeapYear() && z <= 365))? v.add(Date.DAY, z) : null);", - "}else if(strict === true && !Date.isValid(y, m + 1, d, h, i, s, ms)){", // check for Date "rollover" - "v = null;", // invalid date, so return null - "}else{", - // plain old Date object - // handle years < 100 properly - "v = new Date(y < 100 ? 100 : y, m, d, h, i, s, ms).add(Date.YEAR, y < 100 ? y - 100 : 0);", - "}", - "}", - "}", - - "if(v){", - // favour UTC offset over GMT offset - "if(zz != null){", - // reset to UTC, then add offset - "v = v.add(Date.SECOND, -v.getTimezoneOffset() * 60 - zz);", - "}else if(o){", - // reset to GMT, then add offset - "v = v.add(Date.MINUTE, -v.getTimezoneOffset() + (sn == '+'? -1 : 1) * (hr * 60 + mn));", - "}", - "}", - - "return v;" - ].join('\n'); - - return function(format) { - var regexNum = Date.parseRegexes.length, - currentGroup = 1, - calc = [], - regex = [], - special = false, - ch = "", - i = 0, - obj, - last; - - for (; i < format.length; ++i) { - ch = format.charAt(i); - if (!special && ch == "\\") { - special = true; - } else if (special) { - special = false; - regex.push(String.escape(ch)); - } else { - obj = $f(ch, currentGroup); - currentGroup += obj.g; - regex.push(obj.s); - if (obj.g && obj.c) { - if (obj.calcLast) { - last = obj.c; - } else { - calc.push(obj.c); - } - } - } - } - - if (last) { - calc.push(last); - } - - Date.parseRegexes[regexNum] = new RegExp("^" + regex.join('') + "$", 'i'); - Date.parseFunctions[format] = new Function("input", "strict", xf(code, regexNum, calc.join(''))); - }; - }(), - - // private - parseCodes : { - /* - * Notes: - * g = {Number} calculation group (0 or 1. only group 1 contributes to date calculations.) - * c = {String} calculation method (required for group 1. null for group 0. {0} = currentGroup - position in regex result array) - * s = {String} regex pattern. all matches are stored in results[], and are accessible by the calculation mapped to 'c' - */ - d: { - g:1, - c:"d = parseInt(results[{0}], 10);\n", - s:"(\\d{2})" // day of month with leading zeroes (01 - 31) - }, - j: { - g:1, - c:"d = parseInt(results[{0}], 10);\n", - s:"(\\d{1,2})" // day of month without leading zeroes (1 - 31) - }, - D: function() { - for (var a = [], i = 0; i < 7; a.push(Date.getShortDayName(i)), ++i); // get localised short day names - return { - g:0, - c:null, - s:"(?:" + a.join("|") +")" - }; - }, - l: function() { - return { - g:0, - c:null, - s:"(?:" + Date.dayNames.join("|") + ")" - }; - }, - N: { - g:0, - c:null, - s:"[1-7]" // ISO-8601 day number (1 (monday) - 7 (sunday)) - }, - S: { - g:0, - c:null, - s:"(?:st|nd|rd|th)" - }, - w: { - g:0, - c:null, - s:"[0-6]" // javascript day number (0 (sunday) - 6 (saturday)) - }, - z: { - g:1, - c:"z = parseInt(results[{0}], 10);\n", - s:"(\\d{1,3})" // day of the year (0 - 364 (365 in leap years)) - }, - W: { - g:0, - c:null, - s:"(?:\\d{2})" // ISO-8601 week number (with leading zero) - }, - F: function() { - return { - g:1, - c:"m = parseInt(Date.getMonthNumber(results[{0}]), 10);\n", // get localised month number - s:"(" + Date.monthNames.join("|") + ")" - }; - }, - M: function() { - for (var a = [], i = 0; i < 12; a.push(Date.getShortMonthName(i)), ++i); // get localised short month names - return Ext.applyIf({ - s:"(" + a.join("|") + ")" - }, $f("F")); - }, - m: { - g:1, - c:"m = parseInt(results[{0}], 10) - 1;\n", - s:"(\\d{2})" // month number with leading zeros (01 - 12) - }, - n: { - g:1, - c:"m = parseInt(results[{0}], 10) - 1;\n", - s:"(\\d{1,2})" // month number without leading zeros (1 - 12) - }, - t: { - g:0, - c:null, - s:"(?:\\d{2})" // no. of days in the month (28 - 31) - }, - L: { - g:0, - c:null, - s:"(?:1|0)" - }, - o: function() { - return $f("Y"); - }, - Y: { - g:1, - c:"y = parseInt(results[{0}], 10);\n", - s:"(\\d{4})" // 4-digit year - }, - y: { - g:1, - c:"var ty = parseInt(results[{0}], 10);\n" - + "y = ty > Date.y2kYear ? 1900 + ty : 2000 + ty;\n", // 2-digit year - s:"(\\d{1,2})" - }, - /** - * In the am/pm parsing routines, we allow both upper and lower case - * even though it doesn't exactly match the spec. It gives much more flexibility - * in being able to specify case insensitive regexes. - */ - a: function(){ - return $f("A"); - }, - A: { - // We need to calculate the hour before we apply AM/PM when parsing - calcLast: true, - g:1, - c:"if (/(am)/i.test(results[{0}])) {\n" - + "if (!h || h == 12) { h = 0; }\n" - + "} else { if (!h || h < 12) { h = (h || 0) + 12; }}", - s:"(AM|PM|am|pm)" - }, - g: function() { - return $f("G"); - }, - G: { - g:1, - c:"h = parseInt(results[{0}], 10);\n", - s:"(\\d{1,2})" // 24-hr format of an hour without leading zeroes (0 - 23) - }, - h: function() { - return $f("H"); - }, - H: { - g:1, - c:"h = parseInt(results[{0}], 10);\n", - s:"(\\d{2})" // 24-hr format of an hour with leading zeroes (00 - 23) - }, - i: { - g:1, - c:"i = parseInt(results[{0}], 10);\n", - s:"(\\d{2})" // minutes with leading zeros (00 - 59) - }, - s: { - g:1, - c:"s = parseInt(results[{0}], 10);\n", - s:"(\\d{2})" // seconds with leading zeros (00 - 59) - }, - u: { - g:1, - c:"ms = results[{0}]; ms = parseInt(ms, 10)/Math.pow(10, ms.length - 3);\n", - s:"(\\d+)" // decimal fraction of a second (minimum = 1 digit, maximum = unlimited) - }, - O: { - g:1, - c:[ - "o = results[{0}];", - "var sn = o.substring(0,1),", // get + / - sign - "hr = o.substring(1,3)*1 + Math.floor(o.substring(3,5) / 60),", // get hours (performs minutes-to-hour conversion also, just in case) - "mn = o.substring(3,5) % 60;", // get minutes - "o = ((-12 <= (hr*60 + mn)/60) && ((hr*60 + mn)/60 <= 14))? (sn + String.leftPad(hr, 2, '0') + String.leftPad(mn, 2, '0')) : null;\n" // -12hrs <= GMT offset <= 14hrs - ].join("\n"), - s: "([+\-]\\d{4})" // GMT offset in hrs and mins - }, - P: { - g:1, - c:[ - "o = results[{0}];", - "var sn = o.substring(0,1),", // get + / - sign - "hr = o.substring(1,3)*1 + Math.floor(o.substring(4,6) / 60),", // get hours (performs minutes-to-hour conversion also, just in case) - "mn = o.substring(4,6) % 60;", // get minutes - "o = ((-12 <= (hr*60 + mn)/60) && ((hr*60 + mn)/60 <= 14))? (sn + String.leftPad(hr, 2, '0') + String.leftPad(mn, 2, '0')) : null;\n" // -12hrs <= GMT offset <= 14hrs - ].join("\n"), - s: "([+\-]\\d{2}:\\d{2})" // GMT offset in hrs and mins (with colon separator) - }, - T: { - g:0, - c:null, - s:"[A-Z]{1,4}" // timezone abbrev. may be between 1 - 4 chars - }, - Z: { - g:1, - c:"zz = results[{0}] * 1;\n" // -43200 <= UTC offset <= 50400 - + "zz = (-43200 <= zz && zz <= 50400)? zz : null;\n", - s:"([+\-]?\\d{1,5})" // leading '+' sign is optional for UTC offset - }, - c: function() { - var calc = [], - arr = [ - $f("Y", 1), // year - $f("m", 2), // month - $f("d", 3), // day - $f("h", 4), // hour - $f("i", 5), // minute - $f("s", 6), // second - {c:"ms = results[7] || '0'; ms = parseInt(ms, 10)/Math.pow(10, ms.length - 3);\n"}, // decimal fraction of a second (minimum = 1 digit, maximum = unlimited) - {c:[ // allow either "Z" (i.e. UTC) or "-0530" or "+08:00" (i.e. UTC offset) timezone delimiters. assumes local timezone if no timezone is specified - "if(results[8]) {", // timezone specified - "if(results[8] == 'Z'){", - "zz = 0;", // UTC - "}else if (results[8].indexOf(':') > -1){", - $f("P", 8).c, // timezone offset with colon separator - "}else{", - $f("O", 8).c, // timezone offset without colon separator - "}", - "}" - ].join('\n')} - ]; - - for (var i = 0, l = arr.length; i < l; ++i) { - calc.push(arr[i].c); - } - - return { - g:1, - c:calc.join(""), - s:[ - arr[0].s, // year (required) - "(?:", "-", arr[1].s, // month (optional) - "(?:", "-", arr[2].s, // day (optional) - "(?:", - "(?:T| )?", // time delimiter -- either a "T" or a single blank space - arr[3].s, ":", arr[4].s, // hour AND minute, delimited by a single colon (optional). MUST be preceded by either a "T" or a single blank space - "(?::", arr[5].s, ")?", // seconds (optional) - "(?:(?:\\.|,)(\\d+))?", // decimal fraction of a second (e.g. ",12345" or ".98765") (optional) - "(Z|(?:[-+]\\d{2}(?::)?\\d{2}))?", // "Z" (UTC) or "-0530" (UTC offset without colon delimiter) or "+08:00" (UTC offset with colon delimiter) (optional) - ")?", - ")?", - ")?" - ].join("") - }; - }, - U: { - g:1, - c:"u = parseInt(results[{0}], 10);\n", - s:"(-?\\d+)" // leading minus sign indicates seconds before UNIX epoch - } - } -}); - -}()); - -Ext.apply(Date.prototype, { - // private - dateFormat : function(format) { - if (Date.formatFunctions[format] == null) { - Date.createFormat(format); - } - return Date.formatFunctions[format].call(this); - }, - - /** - * Get the timezone abbreviation of the current date (equivalent to the format specifier 'T'). - * - * Note: The date string returned by the javascript Date object's toString() method varies - * between browsers (e.g. FF vs IE) and system region settings (e.g. IE in Asia vs IE in America). - * For a given date string e.g. "Thu Oct 25 2007 22:55:35 GMT+0800 (Malay Peninsula Standard Time)", - * getTimezone() first tries to get the timezone abbreviation from between a pair of parentheses - * (which may or may not be present), failing which it proceeds to get the timezone abbreviation - * from the GMT offset portion of the date string. - * @return {String} The abbreviated timezone name (e.g. 'CST', 'PDT', 'EDT', 'MPST' ...). - */ - getTimezone : function() { - // the following list shows the differences between date strings from different browsers on a WinXP SP2 machine from an Asian locale: - // - // Opera : "Thu, 25 Oct 2007 22:53:45 GMT+0800" -- shortest (weirdest) date string of the lot - // Safari : "Thu Oct 25 2007 22:55:35 GMT+0800 (Malay Peninsula Standard Time)" -- value in parentheses always gives the correct timezone (same as FF) - // FF : "Thu Oct 25 2007 22:55:35 GMT+0800 (Malay Peninsula Standard Time)" -- value in parentheses always gives the correct timezone - // IE : "Thu Oct 25 22:54:35 UTC+0800 2007" -- (Asian system setting) look for 3-4 letter timezone abbrev - // IE : "Thu Oct 25 17:06:37 PDT 2007" -- (American system setting) look for 3-4 letter timezone abbrev - // - // this crazy regex attempts to guess the correct timezone abbreviation despite these differences. - // step 1: (?:\((.*)\) -- find timezone in parentheses - // step 2: ([A-Z]{1,4})(?:[\-+][0-9]{4})?(?: -?\d+)?) -- if nothing was found in step 1, find timezone from timezone offset portion of date string - // step 3: remove all non uppercase characters found in step 1 and 2 - return this.toString().replace(/^.* (?:\((.*)\)|([A-Z]{1,4})(?:[\-+][0-9]{4})?(?: -?\d+)?)$/, "$1$2").replace(/[^A-Z]/g, ""); - }, - - /** - * Get the offset from GMT of the current date (equivalent to the format specifier 'O'). - * @param {Boolean} colon (optional) true to separate the hours and minutes with a colon (defaults to false). - * @return {String} The 4-character offset string prefixed with + or - (e.g. '-0600'). - */ - getGMTOffset : function(colon) { - return (this.getTimezoneOffset() > 0 ? "-" : "+") - + String.leftPad(Math.floor(Math.abs(this.getTimezoneOffset()) / 60), 2, "0") - + (colon ? ":" : "") - + String.leftPad(Math.abs(this.getTimezoneOffset() % 60), 2, "0"); - }, - - /** - * Get the numeric day number of the year, adjusted for leap year. - * @return {Number} 0 to 364 (365 in leap years). - */ - getDayOfYear: function() { - var num = 0, - d = this.clone(), - m = this.getMonth(), - i; - - for (i = 0, d.setDate(1), d.setMonth(0); i < m; d.setMonth(++i)) { - num += d.getDaysInMonth(); - } - return num + this.getDate() - 1; - }, - - /** - * Get the numeric ISO-8601 week number of the year. - * (equivalent to the format specifier 'W', but without a leading zero). - * @return {Number} 1 to 53 - */ - getWeekOfYear : function() { - // adapted from http://www.merlyn.demon.co.uk/weekcalc.htm - var ms1d = 864e5, // milliseconds in a day - ms7d = 7 * ms1d; // milliseconds in a week - - return function() { // return a closure so constants get calculated only once - var DC3 = Date.UTC(this.getFullYear(), this.getMonth(), this.getDate() + 3) / ms1d, // an Absolute Day Number - AWN = Math.floor(DC3 / 7), // an Absolute Week Number - Wyr = new Date(AWN * ms7d).getUTCFullYear(); - - return AWN - Math.floor(Date.UTC(Wyr, 0, 7) / ms7d) + 1; - }; - }(), - - /** - * Checks if the current date falls within a leap year. - * @return {Boolean} True if the current date falls within a leap year, false otherwise. - */ - isLeapYear : function() { - var year = this.getFullYear(); - return !!((year & 3) == 0 && (year % 100 || (year % 400 == 0 && year))); - }, - - /** - * Get the first day of the current month, adjusted for leap year. The returned value - * is the numeric day index within the week (0-6) which can be used in conjunction with - * the {@link #monthNames} array to retrieve the textual day name. - * Example: - *

-var dt = new Date('1/10/2007');
-document.write(Date.dayNames[dt.getFirstDayOfMonth()]); //output: 'Monday'
-
- * @return {Number} The day number (0-6). - */ - getFirstDayOfMonth : function() { - var day = (this.getDay() - (this.getDate() - 1)) % 7; - return (day < 0) ? (day + 7) : day; - }, - - /** - * Get the last day of the current month, adjusted for leap year. The returned value - * is the numeric day index within the week (0-6) which can be used in conjunction with - * the {@link #monthNames} array to retrieve the textual day name. - * Example: - *

-var dt = new Date('1/10/2007');
-document.write(Date.dayNames[dt.getLastDayOfMonth()]); //output: 'Wednesday'
-
- * @return {Number} The day number (0-6). - */ - getLastDayOfMonth : function() { - return this.getLastDateOfMonth().getDay(); - }, - - - /** - * Get the date of the first day of the month in which this date resides. - * @return {Date} - */ - getFirstDateOfMonth : function() { - return new Date(this.getFullYear(), this.getMonth(), 1); - }, - - /** - * Get the date of the last day of the month in which this date resides. - * @return {Date} - */ - getLastDateOfMonth : function() { - return new Date(this.getFullYear(), this.getMonth(), this.getDaysInMonth()); - }, - - /** - * Get the number of days in the current month, adjusted for leap year. - * @return {Number} The number of days in the month. - */ - getDaysInMonth: function() { - var daysInMonth = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; - - return function() { // return a closure for efficiency - var m = this.getMonth(); - - return m == 1 && this.isLeapYear() ? 29 : daysInMonth[m]; - }; - }(), - - /** - * Get the English ordinal suffix of the current day (equivalent to the format specifier 'S'). - * @return {String} 'st, 'nd', 'rd' or 'th'. - */ - getSuffix : function() { - switch (this.getDate()) { - case 1: - case 21: - case 31: - return "st"; - case 2: - case 22: - return "nd"; - case 3: - case 23: - return "rd"; - default: - return "th"; - } - }, - - /** - * Creates and returns a new Date instance with the exact same date value as the called instance. - * Dates are copied and passed by reference, so if a copied date variable is modified later, the original - * variable will also be changed. When the intention is to create a new variable that will not - * modify the original instance, you should create a clone. - * - * Example of correctly cloning a date: - *

-//wrong way:
-var orig = new Date('10/1/2006');
-var copy = orig;
-copy.setDate(5);
-document.write(orig);  //returns 'Thu Oct 05 2006'!
-
-//correct way:
-var orig = new Date('10/1/2006');
-var copy = orig.clone();
-copy.setDate(5);
-document.write(orig);  //returns 'Thu Oct 01 2006'
-
- * @return {Date} The new Date instance. - */ - clone : function() { - return new Date(this.getTime()); - }, - - /** - * Checks if the current date is affected by Daylight Saving Time (DST). - * @return {Boolean} True if the current date is affected by DST. - */ - isDST : function() { - // adapted from http://extjs.com/forum/showthread.php?p=247172#post247172 - // courtesy of @geoffrey.mcgill - return new Date(this.getFullYear(), 0, 1).getTimezoneOffset() != this.getTimezoneOffset(); - }, - - /** - * Attempts to clear all time information from this Date by setting the time to midnight of the same day, - * automatically adjusting for Daylight Saving Time (DST) where applicable. - * (note: DST timezone information for the browser's host operating system is assumed to be up-to-date) - * @param {Boolean} clone true to create a clone of this date, clear the time and return it (defaults to false). - * @return {Date} this or the clone. - */ - clearTime : function(clone) { - if (clone) { - return this.clone().clearTime(); - } - - // get current date before clearing time - var d = this.getDate(); - - // clear time - this.setHours(0); - this.setMinutes(0); - this.setSeconds(0); - this.setMilliseconds(0); - - if (this.getDate() != d) { // account for DST (i.e. day of month changed when setting hour = 0) - // note: DST adjustments are assumed to occur in multiples of 1 hour (this is almost always the case) - // refer to http://www.timeanddate.com/time/aboutdst.html for the (rare) exceptions to this rule - - // increment hour until cloned date == current date - for (var hr = 1, c = this.add(Date.HOUR, hr); c.getDate() != d; hr++, c = this.add(Date.HOUR, hr)); - - this.setDate(d); - this.setHours(c.getHours()); - } - - return this; - }, - - /** - * Provides a convenient method for performing basic date arithmetic. This method - * does not modify the Date instance being called - it creates and returns - * a new Date instance containing the resulting date value. - * - * Examples: - *

-// Basic usage:
-var dt = new Date('10/29/2006').add(Date.DAY, 5);
-document.write(dt); //returns 'Fri Nov 03 2006 00:00:00'
-
-// Negative values will be subtracted:
-var dt2 = new Date('10/1/2006').add(Date.DAY, -5);
-document.write(dt2); //returns 'Tue Sep 26 2006 00:00:00'
-
-// You can even chain several calls together in one line:
-var dt3 = new Date('10/1/2006').add(Date.DAY, 5).add(Date.HOUR, 8).add(Date.MINUTE, -30);
-document.write(dt3); //returns 'Fri Oct 06 2006 07:30:00'
-
- * - * @param {String} interval A valid date interval enum value. - * @param {Number} value The amount to add to the current date. - * @return {Date} The new Date instance. - */ - add : function(interval, value) { - var d = this.clone(); - if (!interval || value === 0) return d; - - switch(interval.toLowerCase()) { - case Date.MILLI: - d.setMilliseconds(this.getMilliseconds() + value); - break; - case Date.SECOND: - d.setSeconds(this.getSeconds() + value); - break; - case Date.MINUTE: - d.setMinutes(this.getMinutes() + value); - break; - case Date.HOUR: - d.setHours(this.getHours() + value); - break; - case Date.DAY: - d.setDate(this.getDate() + value); - break; - case Date.MONTH: - var day = this.getDate(); - if (day > 28) { - day = Math.min(day, this.getFirstDateOfMonth().add('mo', value).getLastDateOfMonth().getDate()); - } - d.setDate(day); - d.setMonth(this.getMonth() + value); - break; - case Date.YEAR: - d.setFullYear(this.getFullYear() + value); - break; - } - return d; - }, - - /** - * Checks if this date falls on or between the given start and end dates. - * @param {Date} start Start date - * @param {Date} end End date - * @return {Boolean} true if this date falls on or between the given start and end dates. - */ - between : function(start, end) { - var t = this.getTime(); - return start.getTime() <= t && t <= end.getTime(); - } -}); - - -/** - * Formats a date given the supplied format string. - * @param {String} format The format string. - * @return {String} The formatted date. - * @method format - */ -Date.prototype.format = Date.prototype.dateFormat; - - -// private -if (Ext.isSafari && (navigator.userAgent.match(/WebKit\/(\d+)/)[1] || NaN) < 420) { - Ext.apply(Date.prototype, { - _xMonth : Date.prototype.setMonth, - _xDate : Date.prototype.setDate, - - // Bug in Safari 1.3, 2.0 (WebKit build < 420) - // Date.setMonth does not work consistently if iMonth is not 0-11 - setMonth : function(num) { - if (num <= -1) { - var n = Math.ceil(-num), - back_year = Math.ceil(n / 12), - month = (n % 12) ? 12 - n % 12 : 0; - - this.setFullYear(this.getFullYear() - back_year); - - return this._xMonth(month); - } else { - return this._xMonth(num); - } - }, - - // Bug in setDate() method (resolved in WebKit build 419.3, so to be safe we target Webkit builds < 420) - // The parameter for Date.setDate() is converted to a signed byte integer in Safari - // http://brianary.blogspot.com/2006/03/safari-date-bug.html - setDate : function(d) { - // use setTime() to workaround setDate() bug - // subtract current day of month in milliseconds, then add desired day of month in milliseconds - return this.setTime(this.getTime() - (this.getDate() - d) * 864e5); - } - }); -} - - - -/* Some basic Date tests... (requires Firebug) - -Date.parseDate('', 'c'); // call Date.parseDate() once to force computation of regex string so we can console.log() it -console.log('Insane Regex for "c" format: %o', Date.parseCodes.c.s); // view the insane regex for the "c" format specifier - -// standard tests -console.group('Standard Date.parseDate() Tests'); - console.log('Date.parseDate("2009-01-05T11:38:56", "c") = %o', Date.parseDate("2009-01-05T11:38:56", "c")); // assumes browser's timezone setting - console.log('Date.parseDate("2009-02-04T12:37:55.001000", "c") = %o', Date.parseDate("2009-02-04T12:37:55.001000", "c")); // assumes browser's timezone setting - console.log('Date.parseDate("2009-03-03T13:36:54,101000Z", "c") = %o', Date.parseDate("2009-03-03T13:36:54,101000Z", "c")); // UTC - console.log('Date.parseDate("2009-04-02T14:35:53.901000-0530", "c") = %o', Date.parseDate("2009-04-02T14:35:53.901000-0530", "c")); // GMT-0530 - console.log('Date.parseDate("2009-05-01T15:34:52,9876000+08:00", "c") = %o', Date.parseDate("2009-05-01T15:34:52,987600+08:00", "c")); // GMT+08:00 -console.groupEnd(); - -// ISO-8601 format as specified in http://www.w3.org/TR/NOTE-datetime -// -- accepts ALL 6 levels of date-time granularity -console.group('ISO-8601 Granularity Test (see http://www.w3.org/TR/NOTE-datetime)'); - console.log('Date.parseDate("1997", "c") = %o', Date.parseDate("1997", "c")); // YYYY (e.g. 1997) - console.log('Date.parseDate("1997-07", "c") = %o', Date.parseDate("1997-07", "c")); // YYYY-MM (e.g. 1997-07) - console.log('Date.parseDate("1997-07-16", "c") = %o', Date.parseDate("1997-07-16", "c")); // YYYY-MM-DD (e.g. 1997-07-16) - console.log('Date.parseDate("1997-07-16T19:20+01:00", "c") = %o', Date.parseDate("1997-07-16T19:20+01:00", "c")); // YYYY-MM-DDThh:mmTZD (e.g. 1997-07-16T19:20+01:00) - console.log('Date.parseDate("1997-07-16T19:20:30+01:00", "c") = %o', Date.parseDate("1997-07-16T19:20:30+01:00", "c")); // YYYY-MM-DDThh:mm:ssTZD (e.g. 1997-07-16T19:20:30+01:00) - console.log('Date.parseDate("1997-07-16T19:20:30.45+01:00", "c") = %o', Date.parseDate("1997-07-16T19:20:30.45+01:00", "c")); // YYYY-MM-DDThh:mm:ss.sTZD (e.g. 1997-07-16T19:20:30.45+01:00) - console.log('Date.parseDate("1997-07-16 19:20:30.45+01:00", "c") = %o', Date.parseDate("1997-07-16 19:20:30.45+01:00", "c")); // YYYY-MM-DD hh:mm:ss.sTZD (e.g. 1997-07-16T19:20:30.45+01:00) - console.log('Date.parseDate("1997-13-16T19:20:30.45+01:00", "c", true)= %o', Date.parseDate("1997-13-16T19:20:30.45+01:00", "c", true)); // strict date parsing with invalid month value -console.groupEnd(); - -*/