rosa-build/app/assets/javascripts/angularjs/angular-moment.js

436 lines
14 KiB
JavaScript

/* angular-moment.js / v0.8.2 / (c) 2013, 2014 Uri Shaked / MIT Licence */
'format global'; /* global define */
'deps angular';
'deps moment';
(function () {
'use strict';
function angularMoment(angular, moment) {
/**
* @ngdoc overview
* @name angularMoment
*
* @description
* angularMoment module provides moment.js functionality for angular.js apps.
*/
return angular.module('angularMoment', [])
/**
* @ngdoc object
* @name angularMoment.config:angularMomentConfig
*
* @description
* Common configuration of the angularMoment module
*/
.constant('angularMomentConfig', {
/**
* @ngdoc property
* @name angularMoment.config.angularMomentConfig#preprocess
* @propertyOf angularMoment.config:angularMomentConfig
* @returns {string} The default preprocessor to apply
*
* @description
* Defines a default preprocessor to apply (e.g. 'unix', 'etc', ...). The default value is null,
* i.e. no preprocessor will be applied.
*/
preprocess: null, // e.g. 'unix', 'utc', ...
/**
* @ngdoc property
* @name angularMoment.config.angularMomentConfig#timezone
* @propertyOf angularMoment.config:angularMomentConfig
* @returns {string} The default timezone
*
* @description
* The default timezone (e.g. 'Europe/London'). Empty string by default (does not apply
* any timezone shift).
*/
timezone: '',
/**
* @ngdoc property
* @name angularMoment.config.angularMomentConfig#format
* @propertyOf angularMoment.config:angularMomentConfig
* @returns {string} The pre-conversion format of the date
*
* @description
* Specify the format of the input date. Essentially it's a
* default and saves you from specifying a format in every
* element. Overridden by element attr. Null by default.
*/
format: null
})
/**
* @ngdoc object
* @name angularMoment.object:moment
*
* @description
* moment global (as provided by the moment.js library)
*/
.constant('moment', moment)
/**
* @ngdoc object
* @name angularMoment.config:amTimeAgoConfig
* @module angularMoment
*
* @description
* configuration specific to the amTimeAgo directive
*/
.constant('amTimeAgoConfig', {
/**
* @ngdoc property
* @name angularMoment.config.amTimeAgoConfig#withoutSuffix
* @propertyOf angularMoment.config:amTimeAgoConfig
* @returns {boolean} Whether to include a suffix in am-time-ago directive
*
* @description
* Defaults to false.
*/
withoutSuffix: false,
/**
* @ngdoc property
* @name angularMoment.config.amTimeAgoConfig#serverTime
* @propertyOf angularMoment.config:amTimeAgoConfig
* @returns {number} Server time in milliseconds since the epoch
*
* @description
* If set, time ago will be calculated relative to the given value.
* If null, local time will be used. Defaults to null.
*/
serverTime: null,
/**
* @ngdoc property
* @name angularMoment.config.amTimeAgoConfig#format
* @propertyOf angularMoment.config:amTimeAgoConfig
* @returns {string} The format of the date to be displayed in the title of the element. If null,
* the directive set the title of the element.
*
* @description
* Specify the format of the date when displayed. null by default.
*/
titleFormat: null
})
/**
* @ngdoc directive
* @name angularMoment.directive:amTimeAgo
* @module angularMoment
*
* @restrict A
*/
.directive('amTimeAgo', ['$window', 'moment', 'amMoment', 'amTimeAgoConfig', 'angularMomentConfig', function ($window, moment, amMoment, amTimeAgoConfig, angularMomentConfig) {
return function (scope, element, attr) {
var activeTimeout = null;
var currentValue;
var currentFormat = angularMomentConfig.format;
var withoutSuffix = amTimeAgoConfig.withoutSuffix;
var titleFormat = amTimeAgoConfig.titleFormat;
var localDate = new Date().getTime();
var preprocess = angularMomentConfig.preprocess;
var modelName = attr.amTimeAgo.replace(/^::/, '');
var isBindOnce = (attr.amTimeAgo.indexOf('::') === 0);
var isTimeElement = ('TIME' === element[0].nodeName.toUpperCase());
var unwatchChanges;
function getNow() {
var now;
if (amTimeAgoConfig.serverTime) {
var localNow = new Date().getTime();
var nowMillis = localNow - localDate + amTimeAgoConfig.serverTime;
now = moment(nowMillis);
}
else {
now = moment();
}
return now;
}
function cancelTimer() {
if (activeTimeout) {
$window.clearTimeout(activeTimeout);
activeTimeout = null;
}
}
function updateTime(momentInstance) {
element.text(momentInstance.from(getNow(), withoutSuffix));
if (titleFormat && !element.attr('title')) {
element.attr('title', momentInstance.local().format(titleFormat));
}
if (!isBindOnce) {
var howOld = Math.abs(getNow().diff(momentInstance, 'minute'));
var secondsUntilUpdate = 3600;
if (howOld < 1) {
secondsUntilUpdate = 1;
} else if (howOld < 60) {
secondsUntilUpdate = 30;
} else if (howOld < 180) {
secondsUntilUpdate = 300;
}
activeTimeout = $window.setTimeout(function () {
updateTime(momentInstance);
}, secondsUntilUpdate * 1000);
}
}
function updateDateTimeAttr(value) {
if (isTimeElement) {
element.attr('datetime', value);
}
}
function updateMoment() {
cancelTimer();
if (currentValue) {
var momentValue = amMoment.preprocessDate(currentValue, preprocess, currentFormat);
updateTime(momentValue);
updateDateTimeAttr(momentValue.toISOString());
}
}
unwatchChanges = scope.$watch(modelName, function (value) {
if ((typeof value === 'undefined') || (value === null) || (value === '')) {
cancelTimer();
if (currentValue) {
element.text('');
updateDateTimeAttr('');
currentValue = null;
}
return;
}
currentValue = value;
updateMoment();
if (value !== undefined && isBindOnce) {
unwatchChanges();
}
});
if (angular.isDefined(attr.amWithoutSuffix)) {
scope.$watch(attr.amWithoutSuffix, function (value) {
if (typeof value === 'boolean') {
withoutSuffix = value;
updateMoment();
} else {
withoutSuffix = amTimeAgoConfig.withoutSuffix;
}
});
}
attr.$observe('amFormat', function (format) {
if (typeof format !== 'undefined') {
currentFormat = format;
updateMoment();
}
});
attr.$observe('amPreprocess', function (newValue) {
preprocess = newValue;
updateMoment();
});
scope.$on('$destroy', function () {
cancelTimer();
});
scope.$on('amMoment:localeChanged', function () {
updateMoment();
});
};
}])
/**
* @ngdoc service
* @name angularMoment.service.amMoment
* @module angularMoment
*/
.service('amMoment', ['moment', '$rootScope', '$log', 'angularMomentConfig', function (moment, $rootScope, $log, angularMomentConfig) {
var that = this;
/**
* @ngdoc property
* @name angularMoment:amMoment#preprocessors
* @module angularMoment
*
* @description
* Defines the preprocessors for the preprocessDate method. By default, the following preprocessors
* are defined: utc, unix.
*/
this.preprocessors = {
utc: moment.utc,
unix: moment.unix
};
/**
* @ngdoc function
* @name angularMoment.service.amMoment#changeLocale
* @methodOf angularMoment.service.amMoment
*
* @description
* Changes the locale for moment.js and updates all the am-time-ago directive instances
* with the new locale. Also broadcasts a `amMoment:localeChanged` event on $rootScope.
*
* @param {string} locale 2-letter language code (e.g. en, es, ru, etc.)
*/
this.changeLocale = function (locale) {
var result = (moment.locale||moment.lang)(locale);
if (angular.isDefined(locale)) {
$rootScope.$broadcast('amMoment:localeChanged');
// The following event is deprecated and will be removed in an upcoming
// major release.
$rootScope.$broadcast('amMoment:languageChange');
}
return result;
};
/**
* @ngdoc function
* @name angularMoment.service.amMoment#changeLanguage
* @methodOf angularMoment.service.amMoment
* @deprecated Please use changeLocale() instead.
*
* @description
* Deprecated. Please use changeLocale() instead.
*/
this.changeLanguage = function (lang) {
$log.warn('angular-moment: Usage of amMoment.changeLanguage() is deprecated. Please use changeLocale()');
return that.changeLocale(lang);
};
/**
* @ngdoc function
* @name angularMoment.service.amMoment#preprocessDate
* @methodOf angularMoment.service.amMoment
*
* @description
* Preprocess a given value and convert it into a Moment instance appropriate for use in the
* am-time-ago directive and the filters.
*
* @param {*} value The value to be preprocessed
* @param {string} preprocess The name of the preprocessor the apply (e.g. utc, unix)
* @param {string=} format Specifies how to parse the value (see {@link http://momentjs.com/docs/#/parsing/string-format/})
* @return {Moment} A value that can be parsed by the moment library
*/
this.preprocessDate = function (value, preprocess, format) {
if (angular.isUndefined(preprocess)) {
preprocess = angularMomentConfig.preprocess;
}
if (this.preprocessors[preprocess]) {
return this.preprocessors[preprocess](value, format);
}
if (preprocess) {
$log.warn('angular-moment: Ignoring unsupported value for preprocess: ' + preprocess);
}
if (!isNaN(parseFloat(value)) && isFinite(value)) {
// Milliseconds since the epoch
return moment(parseInt(value, 10));
}
// else just returns the value as-is.
return moment(value, format);
};
/**
* @ngdoc function
* @name angularMoment.service.amMoment#applyTimezone
* @methodOf angularMoment.service.amMoment
*
* @description
* Apply a timezone onto a given moment object - if moment-timezone.js is included
* Otherwise, it'll not apply any timezone shift.
*
* @param {Moment} aMoment a moment() instance to apply the timezone shift to
* @returns {Moment} The given moment with the timezone shift applied
*/
this.applyTimezone = function (aMoment) {
var timezone = angularMomentConfig.timezone;
if (aMoment && timezone) {
if (aMoment.tz) {
aMoment = aMoment.tz(timezone);
} else {
$log.warn('angular-moment: timezone specified but moment.tz() is undefined. Did you forget to include moment-timezone.js?');
}
}
return aMoment;
};
}])
/**
* @ngdoc filter
* @name angularMoment.filter:amCalendar
* @module angularMoment
*/
.filter('amCalendar', ['moment', 'amMoment', function (moment, amMoment) {
return function (value, preprocess) {
if (typeof value === 'undefined' || value === null) {
return '';
}
value = amMoment.preprocessDate(value, preprocess);
var date = moment(value);
if (!date.isValid()) {
return '';
}
return amMoment.applyTimezone(date).calendar();
};
}])
/**
* @ngdoc filter
* @name angularMoment.filter:amDateFormat
* @module angularMoment
* @function
*/
.filter('amDateFormat', ['moment', 'amMoment', function (moment, amMoment) {
return function (value, format, preprocess) {
if (typeof value === 'undefined' || value === null) {
return '';
}
value = amMoment.preprocessDate(value, preprocess);
var date = moment(value);
if (!date.isValid()) {
return '';
}
return amMoment.applyTimezone(date).format(format);
};
}])
/**
* @ngdoc filter
* @name angularMoment.filter:amDurationFormat
* @module angularMoment
* @function
*/
.filter('amDurationFormat', ['moment', function (moment) {
return function (value, format, suffix) {
if (typeof value === 'undefined' || value === null) {
return '';
}
return moment.duration(value, format).humanize(suffix);
};
}]);
}
if (typeof define === 'function' && define.amd) {
define('angular-moment', ['angular', 'moment'], angularMoment);
} else {
angularMoment(angular, window.moment);
}
})();