underscore extensions

Adds following variables to window variable:

• _: which is a shortcut for import _ from 'underscore'

Exports:

• isVoid function(value) -> Boolean: checks if the value is either null or undefined

  isVoid(null) returns: true

• isJquery function(value) -> Boolean: checks if the value is an instance of jQuery

  isJquery($('.test')) returns: true

• toJquery function(value) -> jQuery: if the value is not a jQuery instance, assumes that value is a jquery selector and returns the jquery instance of that selector

  toJquery($('.test')) returns: $('.test') variable toJquery('.test') returns: $('.test') variable

• callSafe function(func) -> return value of func: calls the given function if it is available

• guid function() -> String: returns a c# Guid.NewGuid().ToString("N") like string

  guid() returns: 976edaa0d2464573a6ea01aabaa98899

• newId function() -> String: returns guid() plus a prefix to make it suitable for html id attributes

  newId() returns: e_976edaa0d2464573a6ea01a4bca98899

• kebab_case_to_camelCase function(kebabCase) -> String: converts kebab-case string into camelCase equivalent

  kebab_case_to_camelCase('cms7-underscore') returns: cms7Underscore

• containsArabic function(value) -> Boolean: checks if a string contains persian or arabic characters

• isKeyAlphaNumeric function(keyCode) -> Boolean: checks if the given keyCode of a jquery's keyup or keydown events is either digit or letter

• isKeyTextInput function(keyCode) -> Boolean: checks if the given keyCode of a jquery's keyup or keydown events is either digit or letter and is NOT backspace: 8 nor delete: 46

• spinLock class(locked: func, unlocked: func):

  • methods:

    • lock() -> void: locks the object
    • unlock() -> void: unlocks the object
    • isLocked() -> Boolean: tells if the object is locked
    • waitForLock(callback: func) -> void: invokes the callback asynchronously when the object is unlocked

• render function(template: String, data: Object) -> String: renders a template using the data as its model with underscorejs template engine

• culture function(culture) -> String: sets or gets current culture

• dir function(culture) -> String: gets current direction based on the given culture or current culture (if culture is null)

• cultures function(cultures) -> Array: sets or gets current allowed cultures

• xsrfHeaderName function(xsrfHeaderName) -> String: sets or gets current XSRF header name

• xsrfValue function(containerSelector, tagName) -> String: sets or gets current XSRF value

• googletMapApiKey function(apiKey) -> String: sets or gets current google map api key

• googleAnalyticsId function(gaid) -> String: sets or gets current google analytics id

• calendar function() -> calendars: gets current calendar based on current culture

• newDat function(calendar, year, month, day, hour = 0, minute = 0, second = 0, millisecond = 0) -> dat: creates a new dat

• dateTimeFormats:

  all: "year-month-day-hour-minute-second-millisecond", ymdhms: "year-month-day-hour-minute-second", ymdhm: "year-month-day-hour-minute", ymdh: "year-month-day-hour", ymd: "year-month-day", ym: "year-month", y: "year", hmsm: "hour-minute-second-millisecond", hms: "hour-minute-second", hm: "hour-minute", h: "hour"

• calendars:

  gregorian: moment, jalaali: jmoment, hijri: imoment

• dat: dat class for date-time operations

• registerXsrfHeaderInAjaxPost function() -> void: registers current xsrfHeaderName and xsrfValue in ajax-post

• createUrl function(url) -> String: gets localized url

• createAjaxOptions function(method, url, data, success, error, completed) -> jQuery ajax options

• send function(method, url, data, success, error, completed) -> void

• sendGet function(url, data, success, error, completed) -> void

• sendPost function(url, data, success, error, completed) -> void

Adds the above methods to any underscore variable:

for example _.isVoid, _.isJquery, ...