diff --git a/Ext.js b/Ext.js index db2ec22..fc34fcb 100644 --- a/Ext.js +++ b/Ext.js @@ -209,7 +209,7 @@ var Ext = { //based on 4.2.1.833 only rewritten to fit node // Test against whitelist which includes known iterable collection types return iterableRe.test(toString.call(value)); }, - log : console.log, + log : function(str) {throw(new Error(str))},//console.error, util: {}, dom : {}, @@ -231,10 +231,38 @@ var Ext = { //based on 4.2.1.833 only rewritten to fit node F.prototype.constructor = F; return F; - } + }, } -Ext.String = require('./String')(Ext); +//http://stackoverflow.com/questions/20129236/creating-functions-dynamically-in-js +// +Ext.functionFactory= function() { + var me = this, + args = Array.prototype.slice.call(arguments), + ln; + + /** + * Alternative way of Sandboxing needed. To get Ext in scope of the function produced by Ext.functionFactory + * Make sure to add scope.ExtReference=Ext when you call the produced function + * 2 Examples can be found in lang/Date.js. It's like this: + * var f = Ext.functionFactory("return 'stuff'""); + * date.ExtReference = Ext; + * return f.call(date); + */ + if (true) { + ln = args.length; + if (ln > 0) { + ln--; + args[ln] = 'var Ext=this.ExtReference;' + args[ln]; + } + } + + return Function.prototype.constructor.apply(Function.prototype, args); +}; + +Ext.String = require('./lang/String')(Ext); +Ext.Date = require('./lang/Date')(Ext); +Ext.Number = require('./lang/Number')(Ext); Ext.util.Format = require('./util/Format')(Ext); Ext.XTemplateParser = require('./XTemplateParser')(Ext); diff --git a/lang/Date.js b/lang/Date.js new file mode 100644 index 0000000..6f84d40 --- /dev/null +++ b/lang/Date.js @@ -0,0 +1,1540 @@ +module.exports = function(Ext) { + if (!Ext) { + throw(new Error('Dependencies missing')); + } + + return new function() { + var utilDate = this, + stripEscapeRe = /(\\.)/g, + hourInfoRe = /([gGhHisucUOPZ]|MS)/, + dateInfoRe = /([djzmnYycU]|MS)/, + slashRe = /\\/gi, + numberTokenRe = /\{(\d+)\}/g, + MSFormatRe = new RegExp('\\/Date\\(([-+])?(\\d+)(?:[+-]\\d{4})?\\)\\/'), + code = [ + // date calculations (note: the code below creates a dependency on Ext.Number.from()) + "var me = this, dt, y, m, d, h, i, s, ms, o, O, z, zz, u, v, W, year, jan4, week1monday, daysInMonth, dayMatched,", + "def = me.defaults,", + "from = Ext.Number.from,", + "results = String(input).match(me.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 = me.clearTime(new Date);", + + "y = from(y, from(def.y, dt.getFullYear()));", + "m = from(m, from(def.m - 1, dt.getMonth()));", + "dayMatched = d !== undefined;", + "d = from(d, from(def.d, dt.getDate()));", + + // Attempt to validate the day. Since it defaults to today, it may go out + // of range, for example parsing m/Y where the value is 02/2000 on the 31st of May. + // It will attempt to parse 2000/02/31, which will overflow to March and end up + // returning 03/2000. We only do this when we default the day. If an invalid day value + // was set to be parsed by the user, continue on and either let it overflow or return null + // depending on the strict value. This will be in line with the normal Date behaviour. + + "if (!dayMatched) {", + "dt.setDate(1);", + "dt.setMonth(m);", + "dt.setFullYear(y);", + + "daysInMonth = me.getDaysInMonth(dt);", + "if (d > daysInMonth) {", + "d = daysInMonth;", + "}", + "}", + + "h = from(h, from(def.h, dt.getHours()));", + "i = from(i, from(def.i, dt.getMinutes()));", + "s = from(s, from(def.s, dt.getSeconds()));", + "ms = from(ms, from(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 = me.add(new Date(y < 100 ? 100 : y, 0, 1, h, i, s, ms), me.YEAR, y < 100 ? y - 100 : 0);", + + // then add day of year, checking for Date "rollover" if necessary + "v = !strict? v : (strict === true && (z <= 364 || (me.isLeapYear(v) && z <= 365))? me.add(v, me.DAY, z) : null);", + "}else if(strict === true && !me.isValid(y, m + 1, d, h, i, s, ms)){", // check for Date "rollover" + "v = null;", // invalid date, so return null + "}else{", + "if (W) {", // support ISO-8601 + // http://en.wikipedia.org/wiki/ISO_week_date + // + // Mutually equivalent definitions for week 01 are: + // a. the week starting with the Monday which is nearest in time to 1 January + // b. the week with 4 January in it + // ... there are many others ... + // + // We'll use letter b above to determine the first week of the year. + // + // So, first get a Date object for January 4th of whatever calendar year is desired. + // + // Then, the first Monday of the year can easily be determined by (operating on this Date): + // 1. Getting the day of the week. + // 2. Subtracting that by one. + // 3. Multiplying that by 86400000 (one day in ms). + // 4. Subtracting this number of days (in ms) from the January 4 date (represented in ms). + // + // Example #1 ... + // + // January 2012 + // Su Mo Tu We Th Fr Sa + // 1 2 3 4 5 6 7 + // 8 9 10 11 12 13 14 + // 15 16 17 18 19 20 21 + // 22 23 24 25 26 27 28 + // 29 30 31 + // + // 1. January 4th is a Wednesday. + // 2. Its day number is 3. + // 3. Simply substract 2 days from Wednesday. + // 4. The first week of the year begins on Monday, January 2. Simple! + // + // Example #2 ... + // January 1992 + // Su Mo Tu We Th Fr Sa + // 1 2 3 4 + // 5 6 7 8 9 10 11 + // 12 13 14 15 16 17 18 + // 19 20 21 22 23 24 25 + // 26 27 28 29 30 31 + // + // 1. January 4th is a Saturday. + // 2. Its day number is 6. + // 3. Simply subtract 5 days from Saturday. + // 4. The first week of the year begins on Monday, December 30. Simple! + // + // v = Ext.Date.clearTime(new Date(week1monday.getTime() + ((W - 1) * 604800000))); + // (This is essentially doing the same thing as above but for the week rather than the day) + "year = y || (new Date()).getFullYear(),", + "jan4 = new Date(year, 0, 4, 0, 0, 0),", + "week1monday = new Date(jan4.getTime() - ((jan4.getDay() - 1) * 86400000));", + "v = Ext.Date.clearTime(new Date(week1monday.getTime() + ((W - 1) * 604800000)));", + "} else {", + // plain old Date object + // handle years < 100 properly + "v = me.add(new Date(y < 100 ? 100 : y, m, d, h, i, s, ms), me.YEAR, y < 100 ? y - 100 : 0);", + "}", + "}", + "}", + "}", + + "if(v){", + // favor UTC offset over GMT offset + "if(zz != null){", + // reset to UTC, then add offset + "v = me.add(v, me.SECOND, -v.getTimezoneOffset() * 60 - zz);", + "}else if(o){", + // reset to GMT, then add offset + "v = me.add(v, me.MINUTE, -v.getTimezoneOffset() + (sn == '+'? -1 : 1) * (hr * 60 + mn));", + "}", + "}", + + "return v;" + ].join('\n'); + + // create private copy of Ext JS's `Ext.util.Format.format()` method + // - to remove unnecessary dependency + // - to resolve namespace conflict with MS-Ajax's implementation + function xf(format) { + var args = Array.prototype.slice.call(arguments, 1); + return format.replace(numberTokenRe, function(m, i) { + return args[i]; + }); + } + + Ext.apply(utilDate, { + /** + * Returns the current timestamp. + * @return {Number} Milliseconds since UNIX epoch. + * @method + */ + now: Date.now || function() { + return +new Date(); + }, + + /** + * @private + * Private for now + */ + toString: function(date) { + var pad = Ext.String.leftPad; + + return date.getFullYear() + "-" + + pad(date.getMonth() + 1, 2, '0') + "-" + + pad(date.getDate(), 2, '0') + "T" + + pad(date.getHours(), 2, '0') + ":" + + pad(date.getMinutes(), 2, '0') + ":" + + pad(date.getSeconds(), 2, '0'); + }, + + /** + * Returns the number of milliseconds between two dates. + * @param {Date} dateA The first date. + * @param {Date} [dateB=new Date()] (optional) The second date. + * @return {Number} The difference in milliseconds + */ + getElapsed: function(dateA, dateB) { + return Math.abs(dateA - (dateB || utilDate.now())); + }, + + /** + * Global flag which determines if strict date parsing should be used. + * Strict date parsing will not roll-over invalid dates, which is the + * default behavior of JavaScript Date objects. + * (see {@link #parse} for more information) + * @type Boolean + */ + useStrict: false, + + // private + formatCodeToRegex: function(character, currentGroup) { + // Note: currentGroup - position in regex result array (see notes for Ext.Date.parseCodes below) + var p = utilDate.parseCodes[character]; + + if (p) { + p = typeof p == 'function'? p() : p; + utilDate.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.String.escapeRegex(character) // treat unrecognized characters as literals + }; + }, + + /** + * 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 #parse}. + * + * Example: + * + * Ext.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 + * @type Object + */ + parseFunctions: { + "MS": function(input, strict) { + // note: the timezone offset is ignored since the MS Ajax server sends + // a UTC milliseconds-since-Unix-epoch value (negative values are allowed) + var r = (input || '').match(MSFormatRe); + return r ? new Date(((r[1] || '') + r[2]) * 1) : null; + }, + "time": function(input, strict) { + var num = parseInt(input, 10); + if (num || num === 0) { + return new Date(num); + } + return null; + }, + "timestamp": function(input, strict) { + var num = parseInt(input, 10); + if (num || num === 0) { + return new Date(num * 1000); + } + return 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: + * + * Ext.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 + * @type Object + */ + formatFunctions: { + "MS": function() { + // UTC milliseconds since Unix epoch (MS-AJAX serialized date format (MRSF)) + return '\\/Date(' + this.getTime() + ')\\/'; + }, + "time": function(){ + return this.getTime().toString(); + }, + "timestamp": function(){ + return utilDate.format(this, 'U'); + } + }, + + y2kYear : 50, + + /** + * Date interval constant + * @type String + */ + MILLI : "ms", + + /** + * Date interval constant + * @type String + */ + SECOND : "s", + + /** + * Date interval constant + * @type String + */ + MINUTE : "mi", + + /** Date interval constant + * @type String + */ + HOUR : "h", + + /** + * Date interval constant + * @type String + */ + DAY : "d", + + /** + * Date interval constant + * @type String + */ + MONTH : "mo", + + /** + * Date interval constant + * @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 #parse} 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 responsibility of the developer to account for this. + * + * Example Usage: + * + * // set default day value to the first day of the month + * Ext.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. + * Ext.Date.parse('2009-02', 'Y-m'); // returns a Date object representing February 1st 2009 + * + * @property defaults + * @type Object + */ + defaults: {}, + + // + /** + * @property {String[]} dayNames + * An array of textual day names. + * Override these values for international dates. + * + * Example: + * + * Ext.Date.dayNames = [ + * 'SundayInYourLang', + * 'MondayInYourLang' + * // ... + * ]; + */ + dayNames : [ + "Sunday", + "Monday", + "Tuesday", + "Wednesday", + "Thursday", + "Friday", + "Saturday" + ], + // + + // + /** + * @property {String[]} monthNames + * An array of textual month names. + * Override these values for international dates. + * + * Example: + * + * Ext.Date.monthNames = [ + * 'JanInYourLang', + * 'FebInYourLang' + * // ... + * ]; + */ + monthNames : [ + "January", + "February", + "March", + "April", + "May", + "June", + "July", + "August", + "September", + "October", + "November", + "December" + ], + // + + // + /** + * @property {Object} monthNumbers + * 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: + * + * Ext.Date.monthNumbers = { + * 'LongJanNameInYourLang': 0, + * 'ShortJanNameInYourLang':0, + * 'LongFebNameInYourLang':1, + * 'ShortFebNameInYourLang':1 + * // ... + * }; + */ + monthNumbers : { + 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 + }, + // + + // + /** + * @property {String} defaultFormat + * The date format string that the {@link Ext.util.Format#dateRenderer} + * and {@link Ext.util.Format#date} functions use. See {@link Ext.Date} for details. + * + * This may be overridden in a locale file. + */ + defaultFormat : "m/d/Y", + // + // + /** + * 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. + */ + getShortMonthName : function(month) { + return Ext.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. + */ + getShortDayName : function(day) { + return Ext.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. + */ + getMonthNumber : function(name) { + // handle camel casing for English month names (since the keys for the Ext.Date.monthNumbers hash are case sensitive) + return Ext.Date.monthNumbers[name.substring(0, 1).toUpperCase() + name.substring(1, 3).toLowerCase()]; + }, + // + + /** + * Checks if the specified format contains hour information + * @param {String} format The format to check + * @return {Boolean} True if the format contains hour information + * @method + */ + formatContainsHourInfo : function(format){ + return hourInfoRe.test(format.replace(stripEscapeRe, '')); + }, + + /** + * Checks if the specified format contains information about + * anything other than the time. + * @param {String} format The format to check + * @return {Boolean} True if the format contains information about + * date/day information. + * @method + */ + formatContainsDateInfo : function(format){ + return dateInfoRe.test(format.replace(stripEscapeRe, '')); + }, + + /** + * Removes all escaping for a date format string. In date formats, + * using a '\' can be used to escape special characters. + * @param {String} format The format to unescape + * @return {String} The unescaped format + * @method + */ + unescapeFormat: function(format) { + // Escape the format, since \ can be used to escape special + // characters in a date format. For example, in a Spanish + // locale the format may be: 'd \\de F \\de Y' + return format.replace(slashRe, ''); + }, + + /** + * 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:__ Ext.Date.format() treats characters as literals if an appropriate mapping cannot be found. + * + * Example: + * + * Ext.Date.formatCodes.x = "Ext.util.Format.leftPad(this.getDate(), 2, '0')"; + * console.log(Ext.Date.format(new Date(), 'X'); // returns the current day of the month + * @type Object + */ + formatCodes : { + d: "Ext.String.leftPad(this.getDate(), 2, '0')", + D: "Ext.Date.getShortDayName(this.getDay())", // get localized short day name + j: "this.getDate()", + l: "Ext.Date.dayNames[this.getDay()]", + N: "(this.getDay() ? this.getDay() : 7)", + S: "Ext.Date.getSuffix(this)", + w: "this.getDay()", + z: "Ext.Date.getDayOfYear(this)", + W: "Ext.String.leftPad(Ext.Date.getWeekOfYear(this), 2, '0')", + F: "Ext.Date.monthNames[this.getMonth()]", + m: "Ext.String.leftPad(this.getMonth() + 1, 2, '0')", + M: "Ext.Date.getShortMonthName(this.getMonth())", // get localized short month name + n: "(this.getMonth() + 1)", + t: "Ext.Date.getDaysInMonth(this)", + L: "(Ext.Date.isLeapYear(this) ? 1 : 0)", + o: "(this.getFullYear() + (Ext.Date.getWeekOfYear(this) == 1 && this.getMonth() > 0 ? +1 : (Ext.Date.getWeekOfYear(this) >= 52 && this.getMonth() < 11 ? -1 : 0)))", + Y: "Ext.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: "Ext.String.leftPad((this.getHours() % 12) ? this.getHours() % 12 : 12, 2, '0')", + H: "Ext.String.leftPad(this.getHours(), 2, '0')", + i: "Ext.String.leftPad(this.getMinutes(), 2, '0')", + s: "Ext.String.leftPad(this.getSeconds(), 2, '0')", + u: "Ext.String.leftPad(this.getMilliseconds(), 3, '0')", + O: "Ext.Date.getGMTOffset(this)", + P: "Ext.Date.getGMTOffset(this, true)", + T: "Ext.Date.getTimezone(this)", + Z: "(this.getTimezoneOffset() * -60)", + + c: function() { // ISO-8601 -- GMT format + var c, code, i, l, e; + for (c = "Y-m-dTH:i:sP", code = [], i = 0, l = c.length; i < l; ++i) { + e = c.charAt(i); + code.push(e == "T" ? "'T'" : utilDate.getFormatCode(e)); // treat T as a character literal + } + return code.join(" + "); + }, + /* + c: function() { // ISO-8601 -- UTC format + return [ + "this.getUTCFullYear()", "'-'", + "Ext.util.Format.leftPad(this.getUTCMonth() + 1, 2, '0')", "'-'", + "Ext.util.Format.leftPad(this.getUTCDate(), 2, '0')", + "'T'", + "Ext.util.Format.leftPad(this.getUTCHours(), 2, '0')", "':'", + "Ext.util.Format.leftPad(this.getUTCMinutes(), 2, '0')", "':'", + "Ext.util.Format.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. + */ + 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 = utilDate.add(new Date(y < 100 ? 100 : y, m - 1, d, h, i, s, ms), utilDate.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 = Ext.Date.parse("2006", "Y"); + * + * //dt = Sun Jan 15 2006 (all date parts specified) + * dt = Ext.Date.parse("2006-01-15", "Y-m-d"); + * + * //dt = Sun Jan 15 2006 15:20:01 + * dt = Ext.Date.parse("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 = Ext.Date.parse("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=false] (optional) `true` to validate date strings while parsing (i.e. prevents JavaScript Date "rollover"). + * Invalid date strings will return `null` when parsed. + * @return {Date} The parsed Date. + */ + parse : function(input, format, strict) { + var p = utilDate.parseFunctions; + if (p[format] == null) { + utilDate.createParser(format); + } + + utilDate.ExtReference = Ext; + + return p[format].call(utilDate, input, Ext.isDefined(strict) ? strict : utilDate.useStrict); + }, + + // Backwards compat + parseDate: function(input, format, strict){ + return utilDate.parse(input, format, strict); + }, + + + // private + getFormatCode : function(character) { + var f = utilDate.formatCodes[character]; + + if (f) { + f = typeof f == 'function'? f() : f; + utilDate.formatCodes[character] = f; // reassign function result to prevent repeated execution + } + + // note: unknown characters are treated as literals + return f || ("'" + Ext.String.escape(character) + "'"); + }, + + // private + createFormat : function(format) { + var code = [], + special = false, + ch = '', + i; + + for (i = 0; i < format.length; ++i) { + ch = format.charAt(i); + if (!special && ch == "\\") { + special = true; + } else if (special) { + special = false; + code.push("'" + Ext.String.escape(ch) + "'"); + } else { + code.push(utilDate.getFormatCode(ch)); + } + } + utilDate.formatFunctions[format] = Ext.functionFactory("return " + code.join('+')); + }, + + // private + createParser : function(format) { + var regexNum = utilDate.parseRegexes.length, + currentGroup = 1, + calc = [], + regex = [], + special = false, + ch = "", + i = 0, + len = format.length, + atEnd = [], + obj; + + for (; i < len; ++i) { + ch = format.charAt(i); + if (!special && ch == "\\") { + special = true; + } else if (special) { + special = false; + regex.push(Ext.String.escape(ch)); + } else { + obj = utilDate.formatCodeToRegex(ch, currentGroup); + currentGroup += obj.g; + regex.push(obj.s); + if (obj.g && obj.c) { + if (obj.calcAtEnd) { + atEnd.push(obj.c); + } else { + calc.push(obj.c); + } + } + } + } + + calc = calc.concat(atEnd); + + utilDate.parseRegexes[regexNum] = new RegExp("^" + regex.join('') + "$", 'i'); + utilDate.parseFunctions[format] = Ext.functionFactory("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:"(3[0-1]|[1-2][0-9]|0[1-9])" // day of month with leading zeroes (01 - 31) + }, + j: { + g:1, + c:"d = parseInt(results[{0}], 10);\n", + s:"(3[0-1]|[1-2][0-9]|[1-9])" // day of month without leading zeroes (1 - 31) + }, + D: function() { + for (var a = [], i = 0; i < 7; a.push(utilDate.getShortDayName(i)), ++i); // get localised short day names + return { + g:0, + c:null, + s:"(?:" + a.join("|") +")" + }; + }, + l: function() { + return { + g:0, + c:null, + s:"(?:" + utilDate.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:1, + c:"W = parseInt(results[{0}], 10);\n", + s:"(\\d{2})" // ISO-8601 week number (with leading zero) + }, + F: function() { + return { + g:1, + c:"m = parseInt(me.getMonthNumber(results[{0}]), 10);\n", // get localised month number + s:"(" + utilDate.monthNames.join("|") + ")" + }; + }, + M: function() { + for (var a = [], i = 0; i < 12; a.push(utilDate.getShortMonthName(i)), ++i); // get localised short month names + return Ext.applyIf({ + s:"(" + a.join("|") + ")" + }, utilDate.formatCodeToRegex("F")); + }, + m: { + g:1, + c:"m = parseInt(results[{0}], 10) - 1;\n", + s:"(1[0-2]|0[1-9])" // month number with leading zeros (01 - 12) + }, + n: { + g:1, + c:"m = parseInt(results[{0}], 10) - 1;\n", + s:"(1[0-2]|[1-9])" // 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: { + g: 1, + c: "y = parseInt(results[{0}], 10);\n", + s: "(\\d{4})" // ISO-8601 year number (with leading zero) + + }, + 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 > me.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: { + 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)", + calcAtEnd: true + }, + // + // + A: { + 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)", + calcAtEnd: true + }, + // + g: { + g:1, + c:"h = parseInt(results[{0}], 10);\n", + s:"(1[0-2]|[0-9])" // 12-hr format of an hour without leading zeroes (1 - 12) + }, + G: { + g:1, + c:"h = parseInt(results[{0}], 10);\n", + s:"(2[0-3]|1[0-9]|[0-9])" // 24-hr format of an hour without leading zeroes (0 - 23) + }, + h: { + g:1, + c:"h = parseInt(results[{0}], 10);\n", + s:"(1[0-2]|0[1-9])" // 12-hr format of an hour with leading zeroes (01 - 12) + }, + H: { + g:1, + c:"h = parseInt(results[{0}], 10);\n", + s:"(2[0-3]|[0-1][0-9])" // 24-hr format of an hour with leading zeroes (00 - 23) + }, + i: { + g:1, + c:"i = parseInt(results[{0}], 10);\n", + s:"([0-5][0-9])" // minutes with leading zeros (00 - 59) + }, + s: { + g:1, + c:"s = parseInt(results[{0}], 10);\n", + s:"([0-5][0-9])" // 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 + Ext.String.leftPad(hr, 2, '0') + Ext.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 + Ext.String.leftPad(hr, 2, '0') + Ext.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]{1,5}" // timezone abbrev. may be between 1 - 5 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 = [ + utilDate.formatCodeToRegex("Y", 1), // year + utilDate.formatCodeToRegex("m", 2), // month + utilDate.formatCodeToRegex("d", 3), // day + utilDate.formatCodeToRegex("H", 4), // hour + utilDate.formatCodeToRegex("i", 5), // minute + utilDate.formatCodeToRegex("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){", + utilDate.formatCodeToRegex("P", 8).c, // timezone offset with colon separator + "}else{", + utilDate.formatCodeToRegex("O", 8).c, // timezone offset without colon separator + "}", + "}" + ].join('\n')} + ], + i, + l; + + for (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 + } + }, + + //Old Ext.Date prototype methods. + // private + dateFormat: function(date, format) { + return utilDate.format(date, format); + }, + + /** + * Compares if two dates are equal by comparing their values. + * @param {Date} date1 + * @param {Date} date2 + * @return {Boolean} `true` if the date values are equal + */ + isEqual: function(date1, date2) { + // check we have 2 date objects + if (date1 && date2) { + return (date1.getTime() === date2.getTime()); + } + // one or both isn't a date, only equal if both are falsey + return !(date1 || date2); + }, + + /** + * Formats a date given the supplied format string. + * @param {Date} date The date to format + * @param {String} format The format string + * @return {String} The formatted date or an empty string if date parameter is not a JavaScript Date object + */ + format: function(date, format) { + var formatFunctions = utilDate.formatFunctions; + + if (!Ext.isDate(date)) { + return ''; + } + + if (formatFunctions[format] == null) { + utilDate.createFormat(format); + } + + date.ExtReference = Ext; + + return formatFunctions[format].call(date) + ''; + }, + + /** + * 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. + * @param {Date} date The date + * @return {String} The abbreviated timezone name (e.g. 'CST', 'PDT', 'EDT', 'MPST' ...). + */ + getTimezone : function(date) { + // 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 date.toString().replace(/^.* (?:\((.*)\)|([A-Z]{1,5})(?:[\-+][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 {Date} date The date + * @param {Boolean} [colon=false] (optional) true to separate the hours and minutes with a colon. + * @return {String} The 4-character offset string prefixed with + or - (e.g. '-0600'). + */ + getGMTOffset : function(date, colon) { + var offset = date.getTimezoneOffset(); + return (offset > 0 ? "-" : "+") + + Ext.String.leftPad(Math.floor(Math.abs(offset) / 60), 2, "0") + + (colon ? ":" : "") + + Ext.String.leftPad(Math.abs(offset % 60), 2, "0"); + }, + + /** + * Get the numeric day number of the year, adjusted for leap year. + * @param {Date} date The date + * @return {Number} 0 to 364 (365 in leap years). + */ + getDayOfYear: function(date) { + var num = 0, + d = Ext.Date.clone(date), + m = date.getMonth(), + i; + + for (i = 0, d.setDate(1), d.setMonth(0); i < m; d.setMonth(++i)) { + num += utilDate.getDaysInMonth(d); + } + return num + date.getDate() - 1; + }, + + /** + * Get the numeric ISO-8601 week number of the year. + * (equivalent to the format specifier 'W', but without a leading zero). + * @param {Date} date The date + * @return {Number} 1 to 53 + * @method + */ + 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(date) { // return a closure so constants get calculated only once + var DC3 = Date.UTC(date.getFullYear(), date.getMonth(), date.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. + * @param {Date} date The date + * @return {Boolean} True if the current date falls within a leap year, false otherwise. + */ + isLeapYear : function(date) { + var year = date.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'), + * firstDay = Ext.Date.getFirstDayOfMonth(dt); + * console.log(Ext.Date.dayNames[firstDay]); // output: 'Monday' + * + * @param {Date} date The date + * @return {Number} The day number (0-6). + */ + getFirstDayOfMonth : function(date) { + var day = (date.getDay() - (date.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'), + * lastDay = Ext.Date.getLastDayOfMonth(dt); + * console.log(Ext.Date.dayNames[lastDay]); // output: 'Wednesday' + * + * @param {Date} date The date + * @return {Number} The day number (0-6). + */ + getLastDayOfMonth : function(date) { + return utilDate.getLastDateOfMonth(date).getDay(); + }, + + + /** + * Get the date of the first day of the month in which this date resides. + * @param {Date} date The date + * @return {Date} + */ + getFirstDateOfMonth : function(date) { + return new Date(date.getFullYear(), date.getMonth(), 1); + }, + + /** + * Get the date of the last day of the month in which this date resides. + * @param {Date} date The date + * @return {Date} + */ + getLastDateOfMonth : function(date) { + return new Date(date.getFullYear(), date.getMonth(), utilDate.getDaysInMonth(date)); + }, + + /** + * Get the number of days in the current month, adjusted for leap year. + * @param {Date} date The date + * @return {Number} The number of days in the month. + * @method + */ + getDaysInMonth: (function() { + var daysInMonth = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31]; + + return function(date) { // return a closure for efficiency + var m = date.getMonth(); + + return m == 1 && utilDate.isLeapYear(date) ? 29 : daysInMonth[m]; + }; + }()), + + // + /** + * Get the English ordinal suffix of the current day (equivalent to the format specifier 'S'). + * @param {Date} date The date + * @return {String} 'st, 'nd', 'rd' or 'th'. + */ + getSuffix : function(date) { + switch (date.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); + * console.log(orig); // returns 'Thu Oct 05 2006'! + * + * //correct way: + * var orig = new Date('10/1/2006'), + * copy = Ext.Date.clone(orig); + * copy.setDate(5); + * console.log(orig); // returns 'Thu Oct 01 2006' + * + * @param {Date} date The date. + * @return {Date} The new Date instance. + */ + clone : function(date) { + return new Date(date.getTime()); + }, + + /** + * Checks if the current date is affected by Daylight Saving Time (DST). + * @param {Date} date The date + * @return {Boolean} `true` if the current date is affected by DST. + */ + isDST : function(date) { + // adapted from http://sencha.com/forum/showthread.php?p=247172#post247172 + // courtesy of @geoffrey.mcgill + return new Date(date.getFullYear(), 0, 1).getTimezoneOffset() != date.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 {Date} date The date + * @param {Boolean} [clone=false] `true` to create a clone of this date, clear the time and return it. + * @return {Date} this or the clone. + */ + clearTime : function(date, clone) { + if (clone) { + return Ext.Date.clearTime(Ext.Date.clone(date)); + } + + // get current date before clearing time + var d = date.getDate(), + hr, + c; + + // clear time + date.setHours(0); + date.setMinutes(0); + date.setSeconds(0); + date.setMilliseconds(0); + + if (date.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 (hr = 1, c = utilDate.add(date, Ext.Date.HOUR, hr); c.getDate() != d; hr++, c = utilDate.add(date, Ext.Date.HOUR, hr)); + + date.setDate(d); + date.setHours(c.getHours()); + } + + return date; + }, + + /** + * 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 = Ext.Date.add(new Date('10/29/2006'), Ext.Date.DAY, 5); + * console.log(dt); // returns 'Fri Nov 03 2006 00:00:00' + * + * // Negative values will be subtracted: + * var dt2 = Ext.Date.add(new Date('10/1/2006'), Ext.Date.DAY, -5); + * console.log(dt2); // returns 'Tue Sep 26 2006 00:00:00' + * + * // Decimal values can be used: + * var dt3 = Ext.Date.add(new Date('10/1/2006'), Ext.Date.DAY, 1.25); + * console.log(dt3); // returns 'Mon Oct 02 2006 06:00:00' + * + * @param {Date} date The date to modify + * @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(date, interval, value) { + var d = Ext.Date.clone(date), + Date = Ext.Date, + day, decimalValue, base = 0; + if (!interval || value === 0) { + return d; + } + + decimalValue = value - parseInt(value, 10); + value = parseInt(value, 10); + + if (value) { + switch(interval.toLowerCase()) { + // See EXTJSIV-7418. We use setTime() here to deal with issues related to + // the switchover that occurs when changing to daylight savings and vice + // versa. setTime() handles this correctly where setHour/Minute/Second/Millisecond + // do not. Let's assume the DST change occurs at 2am and we're incrementing using add + // for 15 minutes at time. When entering DST, we should see: + // 01:30am + // 01:45am + // 03:00am // skip 2am because the hour does not exist + // ... + // Similarly, leaving DST, we should see: + // 01:30am + // 01:45am + // 01:00am // repeat 1am because that's the change over + // 01:30am + // 01:45am + // 02:00am + // .... + // + case Ext.Date.MILLI: + d.setTime(d.getTime() + value); + break; + case Ext.Date.SECOND: + d.setTime(d.getTime() + value * 1000); + break; + case Ext.Date.MINUTE: + d.setTime(d.getTime() + value * 60 * 1000); + break; + case Ext.Date.HOUR: + d.setTime(d.getTime() + value * 60 * 60 * 1000); + break; + case Ext.Date.DAY: + d.setDate(d.getDate() + value); + break; + case Ext.Date.MONTH: + day = date.getDate(); + if (day > 28) { + day = Math.min(day, Ext.Date.getLastDateOfMonth(Ext.Date.add(Ext.Date.getFirstDateOfMonth(date), Ext.Date.MONTH, value)).getDate()); + } + d.setDate(day); + d.setMonth(date.getMonth() + value); + break; + case Ext.Date.YEAR: + day = date.getDate(); + if (day > 28) { + day = Math.min(day, Ext.Date.getLastDateOfMonth(Ext.Date.add(Ext.Date.getFirstDateOfMonth(date), Ext.Date.YEAR, value)).getDate()); + } + d.setDate(day); + d.setFullYear(date.getFullYear() + value); + break; + } + } + + if (decimalValue) { + switch (interval.toLowerCase()) { + case Ext.Date.MILLI: base = 1; break; + case Ext.Date.SECOND: base = 1000; break; + case Ext.Date.MINUTE: base = 1000*60; break; + case Ext.Date.HOUR: base = 1000*60*60; break; + case Ext.Date.DAY: base = 1000*60*60*24; break; + + case Ext.Date.MONTH: + day = utilDate.getDaysInMonth(d); + base = 1000*60*60*24*day; + break; + + case Ext.Date.YEAR: + day = (utilDate.isLeapYear(d) ? 366 : 365); + base = 1000*60*60*24*day; + break; + } + if (base) { + d.setTime(d.getTime() + base * decimalValue); + } + } + + return d; + }, + + /** + * 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 = Ext.Date.subtract(new Date('10/29/2006'), Ext.Date.DAY, 5); + * console.log(dt); // returns 'Tue Oct 24 2006 00:00:00' + * + * // Negative values will be added: + * var dt2 = Ext.Date.subtract(new Date('10/1/2006'), Ext.Date.DAY, -5); + * console.log(dt2); // returns 'Fri Oct 6 2006 00:00:00' + * + * // Decimal values can be used: + * var dt3 = Ext.Date.subtract(new Date('10/1/2006'), Ext.Date.DAY, 1.25); + * console.log(dt3); // returns 'Fri Sep 29 2006 06:00:00' + * + * @param {Date} date The date to modify + * @param {String} interval A valid date interval enum value. + * @param {Number} value The amount to subtract from the current date. + * @return {Date} The new Date instance. + */ + subtract: function(date, interval, value){ + return utilDate.add(date, interval, -value); + }, + + /** + * Checks if a date falls on or between the given start and end dates. + * @param {Date} date The date to check + * @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(date, start, end) { + var t = date.getTime(); + return start.getTime() <= t && t <= end.getTime(); + }, + + //Maintains compatibility with old static and prototype window.Date methods. + compat: function() { + var nativeDate = window.Date, + p, + statics = ['useStrict', 'formatCodeToRegex', 'parseFunctions', 'parseRegexes', 'formatFunctions', 'y2kYear', 'MILLI', 'SECOND', 'MINUTE', 'HOUR', 'DAY', 'MONTH', 'YEAR', 'defaults', 'dayNames', 'monthNames', 'monthNumbers', 'getShortMonthName', 'getShortDayName', 'getMonthNumber', 'formatCodes', 'isValid', 'parseDate', 'getFormatCode', 'createFormat', 'createParser', 'parseCodes'], + proto = ['dateFormat', 'format', 'getTimezone', 'getGMTOffset', 'getDayOfYear', 'getWeekOfYear', 'isLeapYear', 'getFirstDayOfMonth', 'getLastDayOfMonth', 'getDaysInMonth', 'getSuffix', 'clone', 'isDST', 'clearTime', 'add', 'between'], + sLen = statics.length, + pLen = proto.length, + stat, prot, s; + + //Append statics + for (s = 0; s < sLen; s++) { + stat = statics[s]; + nativeDate[stat] = utilDate[stat]; + } + + //Append to prototype + for (p = 0; p < pLen; p++) { + prot = proto[p]; + nativeDate.prototype[prot] = function() { + var args = Array.prototype.slice.call(arguments); + args.unshift(this); + return utilDate[prot].apply(utilDate, args); + }; + } + } + }); + }; +}; diff --git a/lang/Number.js b/lang/Number.js new file mode 100644 index 0000000..24d73a1 --- /dev/null +++ b/lang/Number.js @@ -0,0 +1,194 @@ +module.exports = function(Ext) { + if (!Ext) { + throw(new Error('Dependencies missing')); + } + + /** + * @class Ext.Number + * + * A collection of useful static methods to deal with numbers + * @singleton + */ + + return new function() { //Ext.Number + + var me = this, + isToFixedBroken = (0.9).toFixed() !== '1', + math = Math; + + Ext.apply(this, { + /** + * Checks whether or not the passed number is within a desired range. If the number is already within the + * range it is returned, otherwise the min or max value is returned depending on which side of the range is + * exceeded. Note that this method returns the constrained value but does not change the current number. + * @param {Number} number The number to check + * @param {Number} min The minimum number in the range + * @param {Number} max The maximum number in the range + * @return {Number} The constrained value if outside the range, otherwise the current value + */ + constrain: function(number, min, max) { + var x = parseFloat(number); + + // Watch out for NaN in Chrome 18 + // V8bug: http://code.google.com/p/v8/issues/detail?id=2056 + + // Operators are faster than Math.min/max. See http://jsperf.com/number-constrain + // ... and (x < Nan) || (x < undefined) == false + // ... same for (x > NaN) || (x > undefined) + // so if min or max are undefined or NaN, we never return them... sadly, this + // is not true of null (but even Math.max(-1,null)==0 and isNaN(null)==false) + return (x < min) ? min : ((x > max) ? max : x); + }, + + /** + * Snaps the passed number between stopping points based upon a passed increment value. + * + * The difference between this and {@link #snapInRange} is that {@link #snapInRange} uses the minValue + * when calculating snap points: + * + * r = Ext.Number.snap(56, 2, 55, 65); // Returns 56 - snap points are zero based + * + * r = Ext.Number.snapInRange(56, 2, 55, 65); // Returns 57 - snap points are based from minValue + * + * @param {Number} value The unsnapped value. + * @param {Number} increment The increment by which the value must move. + * @param {Number} minValue The minimum value to which the returned value must be constrained. Overrides the increment. + * @param {Number} maxValue The maximum value to which the returned value must be constrained. Overrides the increment. + * @return {Number} The value of the nearest snap target. + */ + snap : function(value, increment, minValue, maxValue) { + var m; + + // If no value passed, or minValue was passed and value is less than minValue (anything < undefined is false) + // Then use the minValue (or zero if the value was undefined) + if (value === undefined || value < minValue) { + return minValue || 0; + } + + if (increment) { + m = value % increment; + if (m !== 0) { + value -= m; + if (m * 2 >= increment) { + value += increment; + } else if (m * 2 < -increment) { + value -= increment; + } + } + } + return me.constrain(value, minValue, maxValue); + }, + + /** + * Snaps the passed number between stopping points based upon a passed increment value. + * + * The difference between this and {@link #snap} is that {@link #snap} does not use the minValue + * when calculating snap points: + * + * r = Ext.Number.snap(56, 2, 55, 65); // Returns 56 - snap points are zero based + * + * r = Ext.Number.snapInRange(56, 2, 55, 65); // Returns 57 - snap points are based from minValue + * + * @param {Number} value The unsnapped value. + * @param {Number} increment The increment by which the value must move. + * @param {Number} [minValue=0] The minimum value to which the returned value must be constrained. + * @param {Number} [maxValue=Infinity] The maximum value to which the returned value must be constrained. + * @return {Number} The value of the nearest snap target. + */ + snapInRange : function(value, increment, minValue, maxValue) { + var tween; + + // default minValue to zero + minValue = (minValue || 0); + + // If value is undefined, or less than minValue, use minValue + if (value === undefined || value < minValue) { + return minValue; + } + + // Calculate how many snap points from the minValue the passed value is. + if (increment && (tween = ((value - minValue) % increment))) { + value -= tween; + tween *= 2; + if (tween >= increment) { + value += increment; + } + } + + // If constraining within a maximum, ensure the maximum is on a snap point + if (maxValue !== undefined) { + if (value > (maxValue = me.snapInRange(maxValue, increment, minValue))) { + value = maxValue; + } + } + + return value; + }, + + /** + * Formats a number using fixed-point notation + * @param {Number} value The number to format + * @param {Number} precision The number of digits to show after the decimal point + */ + toFixed: isToFixedBroken ? function(value, precision) { + precision = precision || 0; + var pow = math.pow(10, precision); + return (math.round(value * pow) / pow).toFixed(precision); + } : function(value, precision) { + return value.toFixed(precision); + }, + + /** + * Validate that a value is numeric and convert it to a number if necessary. Returns the specified default value if + * it is not. + + Ext.Number.from('1.23', 1); // returns 1.23 + Ext.Number.from('abc', 1); // returns 1 + + * @param {Object} value + * @param {Number} defaultValue The value to return if the original value is non-numeric + * @return {Number} value, if numeric, defaultValue otherwise + */ + from: function(value, defaultValue) { + if (isFinite(value)) { + value = parseFloat(value); + } + + return !isNaN(value) ? value : defaultValue; + }, + + /** + * Returns a random integer between the specified range (inclusive) + * @param {Number} from Lowest value to return. + * @param {Number} to Highst value to return. + * @return {Number} A random integer within the specified range. + */ + randomInt: function (from, to) { + return math.floor(math.random() * (to - from + 1) + from); + }, + + /** + * Corrects floating point numbers that overflow to a non-precise + * value because of their floating nature, for example `0.1 + 0.2` + * @param {Number} The number + * @return {Number} The correctly rounded number + */ + correctFloat: function(n) { + // This is to correct the type of errors where 2 floats end with + // a long string of decimals, eg 0.1 + 0.2. When they overflow in this + // manner, they usually go to 15-16 decimals, so we cut it off at 14. + return parseFloat(n.toPrecision(14)); + } + }); + + /** + * @deprecated 4.0.0 Please use {@link Ext.Number#from} instead. + * @member Ext + * @method num + * @inheritdoc Ext.Number#from + */ + Ext.num = function() { + return me.from.apply(this, arguments); + }; + }; +}; \ No newline at end of file diff --git a/String.js b/lang/String.js similarity index 100% rename from String.js rename to lang/String.js diff --git a/test/test.js b/test/test.js index 508df06..bb65ecf 100644 --- a/test/test.js +++ b/test/test.js @@ -73,5 +73,15 @@ describe('XTemplate', function() { html.should.be.a.String.and.not.be.equal('

Name: Don Griffin

Title: Senior Technomage

Company: Sencha Inc.

Kids:

Don Griffin

') html.should.be.a.String.and.be.equal('

Name: Don Griffin

Title: Senior Technomage

Company: Sencha Inc.

Kids:

Aubrey

Joshua

Cale

Nikol

Solomon

'); }); + + it('date formatting functions should work', function() { + var tpl = new Ext.XTemplate( + '

{name:date("Y-m-d")}

' + ); + + var html = tpl.apply({name: new Date(2014, 10, 29)}); + //The test below is to see that it's Actually XTemplate at work an not Template + html.should.be.a.String.and.be.equal('

2014-11-29

'); + }); });