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Diffstat (limited to 'static/js/moment-timezone.js')
-rw-r--r-- | static/js/moment-timezone.js | 601 |
1 files changed, 0 insertions, 601 deletions
diff --git a/static/js/moment-timezone.js b/static/js/moment-timezone.js deleted file mode 100644 index 644abc6..0000000 --- a/static/js/moment-timezone.js +++ /dev/null @@ -1,601 +0,0 @@ -//! moment-timezone.js -//! version : 0.5.13 -//! Copyright (c) JS Foundation and other contributors -//! license : MIT -//! github.com/moment/moment-timezone - -(function (root, factory) { - "use strict"; - - /*global define*/ - if (typeof define === 'function' && define.amd) { - define(['moment'], factory); // AMD - } else if (typeof module === 'object' && module.exports) { - module.exports = factory(require('moment')); // Node - } else { - factory(root.moment); // Browser - } -}(this, function (moment) { - "use strict"; - - // Do not load moment-timezone a second time. - // if (moment.tz !== undefined) { - // logError('Moment Timezone ' + moment.tz.version + ' was already loaded ' + (moment.tz.dataVersion ? 'with data from ' : 'without any data') + moment.tz.dataVersion); - // return moment; - // } - - var VERSION = "0.5.13", - zones = {}, - links = {}, - names = {}, - guesses = {}, - cachedGuess, - - momentVersion = moment.version.split('.'), - major = +momentVersion[0], - minor = +momentVersion[1]; - - // Moment.js version check - if (major < 2 || (major === 2 && minor < 6)) { - logError('Moment Timezone requires Moment.js >= 2.6.0. You are using Moment.js ' + moment.version + '. See momentjs.com'); - } - - /************************************ - Unpacking - ************************************/ - - function charCodeToInt(charCode) { - if (charCode > 96) { - return charCode - 87; - } else if (charCode > 64) { - return charCode - 29; - } - return charCode - 48; - } - - function unpackBase60(string) { - var i = 0, - parts = string.split('.'), - whole = parts[0], - fractional = parts[1] || '', - multiplier = 1, - num, - out = 0, - sign = 1; - - // handle negative numbers - if (string.charCodeAt(0) === 45) { - i = 1; - sign = -1; - } - - // handle digits before the decimal - for (i; i < whole.length; i++) { - num = charCodeToInt(whole.charCodeAt(i)); - out = 60 * out + num; - } - - // handle digits after the decimal - for (i = 0; i < fractional.length; i++) { - multiplier = multiplier / 60; - num = charCodeToInt(fractional.charCodeAt(i)); - out += num * multiplier; - } - - return out * sign; - } - - function arrayToInt (array) { - for (var i = 0; i < array.length; i++) { - array[i] = unpackBase60(array[i]); - } - } - - function intToUntil (array, length) { - for (var i = 0; i < length; i++) { - array[i] = Math.round((array[i - 1] || 0) + (array[i] * 60000)); // minutes to milliseconds - } - - array[length - 1] = Infinity; - } - - function mapIndices (source, indices) { - var out = [], i; - - for (i = 0; i < indices.length; i++) { - out[i] = source[indices[i]]; - } - - return out; - } - - function unpack (string) { - var data = string.split('|'), - offsets = data[2].split(' '), - indices = data[3].split(''), - untils = data[4].split(' '); - - arrayToInt(offsets); - arrayToInt(indices); - arrayToInt(untils); - - intToUntil(untils, indices.length); - - return { - name : data[0], - abbrs : mapIndices(data[1].split(' '), indices), - offsets : mapIndices(offsets, indices), - untils : untils, - population : data[5] | 0 - }; - } - - /************************************ - Zone object - ************************************/ - - function Zone (packedString) { - if (packedString) { - this._set(unpack(packedString)); - } - } - - Zone.prototype = { - _set : function (unpacked) { - this.name = unpacked.name; - this.abbrs = unpacked.abbrs; - this.untils = unpacked.untils; - this.offsets = unpacked.offsets; - this.population = unpacked.population; - }, - - _index : function (timestamp) { - var target = +timestamp, - untils = this.untils, - i; - - for (i = 0; i < untils.length; i++) { - if (target < untils[i]) { - return i; - } - } - }, - - parse : function (timestamp) { - var target = +timestamp, - offsets = this.offsets, - untils = this.untils, - max = untils.length - 1, - offset, offsetNext, offsetPrev, i; - - for (i = 0; i < max; i++) { - offset = offsets[i]; - offsetNext = offsets[i + 1]; - offsetPrev = offsets[i ? i - 1 : i]; - - if (offset < offsetNext && tz.moveAmbiguousForward) { - offset = offsetNext; - } else if (offset > offsetPrev && tz.moveInvalidForward) { - offset = offsetPrev; - } - - if (target < untils[i] - (offset * 60000)) { - return offsets[i]; - } - } - - return offsets[max]; - }, - - abbr : function (mom) { - return this.abbrs[this._index(mom)]; - }, - - offset : function (mom) { - return this.offsets[this._index(mom)]; - } - }; - - /************************************ - Current Timezone - ************************************/ - - function OffsetAt(at) { - var timeString = at.toTimeString(); - var abbr = timeString.match(/\([a-z ]+\)/i); - if (abbr && abbr[0]) { - // 17:56:31 GMT-0600 (CST) - // 17:56:31 GMT-0600 (Central Standard Time) - abbr = abbr[0].match(/[A-Z]/g); - abbr = abbr ? abbr.join('') : undefined; - } else { - // 17:56:31 CST - // 17:56:31 GMT+0800 (台北標準時間) - abbr = timeString.match(/[A-Z]{3,5}/g); - abbr = abbr ? abbr[0] : undefined; - } - - if (abbr === 'GMT') { - abbr = undefined; - } - - this.at = +at; - this.abbr = abbr; - this.offset = at.getTimezoneOffset(); - } - - function ZoneScore(zone) { - this.zone = zone; - this.offsetScore = 0; - this.abbrScore = 0; - } - - ZoneScore.prototype.scoreOffsetAt = function (offsetAt) { - this.offsetScore += Math.abs(this.zone.offset(offsetAt.at) - offsetAt.offset); - if (this.zone.abbr(offsetAt.at).replace(/[^A-Z]/g, '') !== offsetAt.abbr) { - this.abbrScore++; - } - }; - - function findChange(low, high) { - var mid, diff; - - while ((diff = ((high.at - low.at) / 12e4 | 0) * 6e4)) { - mid = new OffsetAt(new Date(low.at + diff)); - if (mid.offset === low.offset) { - low = mid; - } else { - high = mid; - } - } - - return low; - } - - function userOffsets() { - var startYear = new Date().getFullYear() - 2, - last = new OffsetAt(new Date(startYear, 0, 1)), - offsets = [last], - change, next, i; - - for (i = 1; i < 48; i++) { - next = new OffsetAt(new Date(startYear, i, 1)); - if (next.offset !== last.offset) { - change = findChange(last, next); - offsets.push(change); - offsets.push(new OffsetAt(new Date(change.at + 6e4))); - } - last = next; - } - - for (i = 0; i < 4; i++) { - offsets.push(new OffsetAt(new Date(startYear + i, 0, 1))); - offsets.push(new OffsetAt(new Date(startYear + i, 6, 1))); - } - - return offsets; - } - - function sortZoneScores (a, b) { - if (a.offsetScore !== b.offsetScore) { - return a.offsetScore - b.offsetScore; - } - if (a.abbrScore !== b.abbrScore) { - return a.abbrScore - b.abbrScore; - } - return b.zone.population - a.zone.population; - } - - function addToGuesses (name, offsets) { - var i, offset; - arrayToInt(offsets); - for (i = 0; i < offsets.length; i++) { - offset = offsets[i]; - guesses[offset] = guesses[offset] || {}; - guesses[offset][name] = true; - } - } - - function guessesForUserOffsets (offsets) { - var offsetsLength = offsets.length, - filteredGuesses = {}, - out = [], - i, j, guessesOffset; - - for (i = 0; i < offsetsLength; i++) { - guessesOffset = guesses[offsets[i].offset] || {}; - for (j in guessesOffset) { - if (guessesOffset.hasOwnProperty(j)) { - filteredGuesses[j] = true; - } - } - } - - for (i in filteredGuesses) { - if (filteredGuesses.hasOwnProperty(i)) { - out.push(names[i]); - } - } - - return out; - } - - function rebuildGuess () { - - // use Intl API when available and returning valid time zone - try { - var intlName = Intl.DateTimeFormat().resolvedOptions().timeZone; - if (intlName){ - var name = names[normalizeName(intlName)]; - if (name) { - return name; - } - logError("Moment Timezone found " + intlName + " from the Intl api, but did not have that data loaded."); - } - } catch (e) { - // Intl unavailable, fall back to manual guessing. - } - - var offsets = userOffsets(), - offsetsLength = offsets.length, - guesses = guessesForUserOffsets(offsets), - zoneScores = [], - zoneScore, i, j; - - for (i = 0; i < guesses.length; i++) { - zoneScore = new ZoneScore(getZone(guesses[i]), offsetsLength); - for (j = 0; j < offsetsLength; j++) { - zoneScore.scoreOffsetAt(offsets[j]); - } - zoneScores.push(zoneScore); - } - - zoneScores.sort(sortZoneScores); - - return zoneScores.length > 0 ? zoneScores[0].zone.name : undefined; - } - - function guess (ignoreCache) { - if (!cachedGuess || ignoreCache) { - cachedGuess = rebuildGuess(); - } - return cachedGuess; - } - - /************************************ - Global Methods - ************************************/ - - function normalizeName (name) { - return (name || '').toLowerCase().replace(/\//g, '_'); - } - - function addZone (packed) { - var i, name, split, normalized; - - if (typeof packed === "string") { - packed = [packed]; - } - - for (i = 0; i < packed.length; i++) { - split = packed[i].split('|'); - name = split[0]; - normalized = normalizeName(name); - zones[normalized] = packed[i]; - names[normalized] = name; - if (split[5]) { - addToGuesses(normalized, split[2].split(' ')); - } - } - } - - function getZone (name, caller) { - name = normalizeName(name); - - var zone = zones[name]; - var link; - - if (zone instanceof Zone) { - return zone; - } - - if (typeof zone === 'string') { - zone = new Zone(zone); - zones[name] = zone; - return zone; - } - - // Pass getZone to prevent recursion more than 1 level deep - if (links[name] && caller !== getZone && (link = getZone(links[name], getZone))) { - zone = zones[name] = new Zone(); - zone._set(link); - zone.name = names[name]; - return zone; - } - - return null; - } - - function getNames () { - var i, out = []; - - for (i in names) { - if (names.hasOwnProperty(i) && (zones[i] || zones[links[i]]) && names[i]) { - out.push(names[i]); - } - } - - return out.sort(); - } - - function addLink (aliases) { - var i, alias, normal0, normal1; - - if (typeof aliases === "string") { - aliases = [aliases]; - } - - for (i = 0; i < aliases.length; i++) { - alias = aliases[i].split('|'); - - normal0 = normalizeName(alias[0]); - normal1 = normalizeName(alias[1]); - - links[normal0] = normal1; - names[normal0] = alias[0]; - - links[normal1] = normal0; - names[normal1] = alias[1]; - } - } - - function loadData (data) { - addZone(data.zones); - addLink(data.links); - tz.dataVersion = data.version; - } - - function zoneExists (name) { - if (!zoneExists.didShowError) { - zoneExists.didShowError = true; - logError("moment.tz.zoneExists('" + name + "') has been deprecated in favor of !moment.tz.zone('" + name + "')"); - } - return !!getZone(name); - } - - function needsOffset (m) { - return !!(m._a && (m._tzm === undefined)); - } - - function logError (message) { - if (typeof console !== 'undefined' && typeof console.error === 'function') { - console.error(message); - } - } - - /************************************ - moment.tz namespace - ************************************/ - - function tz (input) { - var args = Array.prototype.slice.call(arguments, 0, -1), - name = arguments[arguments.length - 1], - zone = getZone(name), - out = moment.utc.apply(null, args); - - if (zone && !moment.isMoment(input) && needsOffset(out)) { - out.add(zone.parse(out), 'minutes'); - } - - out.tz(name); - - return out; - } - - tz.version = VERSION; - tz.dataVersion = ''; - tz._zones = zones; - tz._links = links; - tz._names = names; - tz.add = addZone; - tz.link = addLink; - tz.load = loadData; - tz.zone = getZone; - tz.zoneExists = zoneExists; // deprecated in 0.1.0 - tz.guess = guess; - tz.names = getNames; - tz.Zone = Zone; - tz.unpack = unpack; - tz.unpackBase60 = unpackBase60; - tz.needsOffset = needsOffset; - tz.moveInvalidForward = true; - tz.moveAmbiguousForward = false; - - /************************************ - Interface with Moment.js - ************************************/ - - var fn = moment.fn; - - moment.tz = tz; - - moment.defaultZone = null; - - moment.updateOffset = function (mom, keepTime) { - var zone = moment.defaultZone, - offset; - - if (mom._z === undefined) { - if (zone && needsOffset(mom) && !mom._isUTC) { - mom._d = moment.utc(mom._a)._d; - mom.utc().add(zone.parse(mom), 'minutes'); - } - mom._z = zone; - } - if (mom._z) { - offset = mom._z.offset(mom); - if (Math.abs(offset) < 16) { - offset = offset / 60; - } - if (mom.utcOffset !== undefined) { - mom.utcOffset(-offset, keepTime); - } else { - mom.zone(offset, keepTime); - } - } - }; - - fn.tz = function (name) { - if (name) { - this._z = getZone(name); - if (this._z) { - moment.updateOffset(this); - } else { - logError("Moment Timezone has no data for " + name + ". See http://momentjs.com/timezone/docs/#/data-loading/."); - } - return this; - } - if (this._z) { return this._z.name; } - }; - - function abbrWrap (old) { - return function () { - if (this._z) { return this._z.abbr(this); } - return old.call(this); - }; - } - - function resetZoneWrap (old) { - return function () { - this._z = null; - return old.apply(this, arguments); - }; - } - - fn.zoneName = abbrWrap(fn.zoneName); - fn.zoneAbbr = abbrWrap(fn.zoneAbbr); - fn.utc = resetZoneWrap(fn.utc); - - moment.tz.setDefault = function(name) { - if (major < 2 || (major === 2 && minor < 9)) { - logError('Moment Timezone setDefault() requires Moment.js >= 2.9.0. You are using Moment.js ' + moment.version + '.'); - } - moment.defaultZone = name ? getZone(name) : null; - return moment; - }; - - // Cloning a moment should include the _z property. - var momentProperties = moment.momentProperties; - if (Object.prototype.toString.call(momentProperties) === '[object Array]') { - // moment 2.8.1+ - momentProperties.push('_z'); - momentProperties.push('_a'); - } else if (momentProperties) { - // moment 2.7.0 - momentProperties._z = null; - } - - // INJECT DATA - - return moment; -})); |