/* ========================================================================

   * Bootstrap: modal.js v3.3.7

   * http://getbootstrap.com/javascript/#modals
   * ========================================================================

   * Copyright 2011-2016 Twitter, Inc.
   * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)

   * ======================================================================== */

  +function ($) {
    'use strict';

  
    // MODAL CLASS DEFINITION
    // ======================
  
    var Modal = function (element, options) {

      this.options             = options
      this.$body               = $(document.body)
      this.$element            = $(element)
      this.$dialog             = this.$element.find('.modal-dialog')
      this.$backdrop           = null
      this.isShown             = null
      this.originalBodyPad     = null
      this.scrollbarWidth      = 0
      this.ignoreBackdropClick = false
  
      if (this.options.remote) {
        this.$element
          .find('.modal-content')
          .load(this.options.remote, $.proxy(function () {
            this.$element.trigger('loaded.bs.modal')
          }, this))
      }

    }

    Modal.VERSION  = '3.3.7'
  
    Modal.TRANSITION_DURATION = 300
    Modal.BACKDROP_TRANSITION_DURATION = 150

    Modal.DEFAULTS = {

      backdrop: true,
      keyboard: true,
      show: true

    }
  
    Modal.prototype.toggle = function (_relatedTarget) {

      return this.isShown ? this.hide() : this.show(_relatedTarget)

    }
  
    Modal.prototype.show = function (_relatedTarget) {
      var that = this
      var e    = $.Event('show.bs.modal', { relatedTarget: _relatedTarget })
  
      this.$element.trigger(e)
  
      if (this.isShown || e.isDefaultPrevented()) return
  
      this.isShown = true

      this.checkScrollbar()
      this.setScrollbar()
      this.$body.addClass('modal-open')

      this.escape()

      this.resize()

      this.$element.on('click.dismiss.bs.modal', '[data-dismiss="modal"]', $.proxy(this.hide, this))
  
      this.$dialog.on('mousedown.dismiss.bs.modal', function () {
        that.$element.one('mouseup.dismiss.bs.modal', function (e) {
          if ($(e.target).is(that.$element)) that.ignoreBackdropClick = true
        })
      })

  
      this.backdrop(function () {
        var transition = $.support.transition && that.$element.hasClass('fade')
  
        if (!that.$element.parent().length) {

          that.$element.appendTo(that.$body) // don't move modals dom position

        }

        that.$element
          .show()
          .scrollTop(0)
  
        that.adjustDialog()

  
        if (transition) {
          that.$element[0].offsetWidth // force reflow
        }

        that.$element.addClass('in')

  
        that.enforceFocus()
  
        var e = $.Event('shown.bs.modal', { relatedTarget: _relatedTarget })
  
        transition ?

          that.$dialog // wait for modal to slide in
            .one('bsTransitionEnd', function () {
              that.$element.trigger('focus').trigger(e)

            })

            .emulateTransitionEnd(Modal.TRANSITION_DURATION) :
          that.$element.trigger('focus').trigger(e)

      })
    }
  
    Modal.prototype.hide = function (e) {
      if (e) e.preventDefault()
  
      e = $.Event('hide.bs.modal')
  
      this.$element.trigger(e)
  
      if (!this.isShown || e.isDefaultPrevented()) return
  
      this.isShown = false
  
      this.escape()

      this.resize()

  
      $(document).off('focusin.bs.modal')
  
      this.$element
        .removeClass('in')

        .off('click.dismiss.bs.modal')
        .off('mouseup.dismiss.bs.modal')
  
      this.$dialog.off('mousedown.dismiss.bs.modal')

  
      $.support.transition && this.$element.hasClass('fade') ?
        this.$element

          .one('bsTransitionEnd', $.proxy(this.hideModal, this))
          .emulateTransitionEnd(Modal.TRANSITION_DURATION) :

        this.hideModal()
    }
  
    Modal.prototype.enforceFocus = function () {
      $(document)
        .off('focusin.bs.modal') // guard against infinite focus loop
        .on('focusin.bs.modal', $.proxy(function (e) {

          if (document !== e.target &&
              this.$element[0] !== e.target &&
              !this.$element.has(e.target).length) {
            this.$element.trigger('focus')

          }
        }, this))
    }
  
    Modal.prototype.escape = function () {
      if (this.isShown && this.options.keyboard) {

        this.$element.on('keydown.dismiss.bs.modal', $.proxy(function (e) {

          e.which == 27 && this.hide()
        }, this))
      } else if (!this.isShown) {

        this.$element.off('keydown.dismiss.bs.modal')
      }
    }
  
    Modal.prototype.resize = function () {
      if (this.isShown) {
        $(window).on('resize.bs.modal', $.proxy(this.handleUpdate, this))
      } else {
        $(window).off('resize.bs.modal')

      }
    }
  
    Modal.prototype.hideModal = function () {
      var that = this
      this.$element.hide()
      this.backdrop(function () {

        that.$body.removeClass('modal-open')
        that.resetAdjustments()
        that.resetScrollbar()

        that.$element.trigger('hidden.bs.modal')
      })
    }
  
    Modal.prototype.removeBackdrop = function () {
      this.$backdrop && this.$backdrop.remove()
      this.$backdrop = null
    }
  
    Modal.prototype.backdrop = function (callback) {

      var that = this

      var animate = this.$element.hasClass('fade') ? 'fade' : ''
  
      if (this.isShown && this.options.backdrop) {
        var doAnimate = $.support.transition && animate

        this.$backdrop = $(document.createElement('div'))
          .addClass('modal-backdrop ' + animate)
          .appendTo(this.$body)

        this.$element.on('click.dismiss.bs.modal', $.proxy(function (e) {
          if (this.ignoreBackdropClick) {
            this.ignoreBackdropClick = false
            return
          }

          if (e.target !== e.currentTarget) return
          this.options.backdrop == 'static'

            ? this.$element[0].focus()
            : this.hide()

        }, this))
  
        if (doAnimate) this.$backdrop[0].offsetWidth // force reflow
  
        this.$backdrop.addClass('in')
  
        if (!callback) return
  
        doAnimate ?
          this.$backdrop

            .one('bsTransitionEnd', callback)
            .emulateTransitionEnd(Modal.BACKDROP_TRANSITION_DURATION) :

          callback()
  
      } else if (!this.isShown && this.$backdrop) {
        this.$backdrop.removeClass('in')

        var callbackRemove = function () {
          that.removeBackdrop()
          callback && callback()
        }
        $.support.transition && this.$element.hasClass('fade') ?

          this.$backdrop

            .one('bsTransitionEnd', callbackRemove)
            .emulateTransitionEnd(Modal.BACKDROP_TRANSITION_DURATION) :
          callbackRemove()

  
      } else if (callback) {
        callback()
      }
    }

    // these following methods are used to handle overflowing modals
  
    Modal.prototype.handleUpdate = function () {
      this.adjustDialog()
    }
  
    Modal.prototype.adjustDialog = function () {
      var modalIsOverflowing = this.$element[0].scrollHeight > document.documentElement.clientHeight
  
      this.$element.css({
        paddingLeft:  !this.bodyIsOverflowing && modalIsOverflowing ? this.scrollbarWidth : '',
        paddingRight: this.bodyIsOverflowing && !modalIsOverflowing ? this.scrollbarWidth : ''
      })
    }
  
    Modal.prototype.resetAdjustments = function () {
      this.$element.css({
        paddingLeft: '',
        paddingRight: ''
      })
    }
  
    Modal.prototype.checkScrollbar = function () {
      var fullWindowWidth = window.innerWidth
      if (!fullWindowWidth) { // workaround for missing window.innerWidth in IE8
        var documentElementRect = document.documentElement.getBoundingClientRect()
        fullWindowWidth = documentElementRect.right - Math.abs(documentElementRect.left)
      }
      this.bodyIsOverflowing = document.body.clientWidth < fullWindowWidth
      this.scrollbarWidth = this.measureScrollbar()
    }
  
    Modal.prototype.setScrollbar = function () {
      var bodyPad = parseInt((this.$body.css('padding-right') || 0), 10)
      this.originalBodyPad = document.body.style.paddingRight || ''
      if (this.bodyIsOverflowing) this.$body.css('padding-right', bodyPad + this.scrollbarWidth)
    }
  
    Modal.prototype.resetScrollbar = function () {
      this.$body.css('padding-right', this.originalBodyPad)
    }
  
    Modal.prototype.measureScrollbar = function () { // thx walsh
      var scrollDiv = document.createElement('div')
      scrollDiv.className = 'modal-scrollbar-measure'
      this.$body.append(scrollDiv)
      var scrollbarWidth = scrollDiv.offsetWidth - scrollDiv.clientWidth
      this.$body[0].removeChild(scrollDiv)
      return scrollbarWidth
    }

  
    // MODAL PLUGIN DEFINITION
    // =======================

    function Plugin(option, _relatedTarget) {

      return this.each(function () {
        var $this   = $(this)
        var data    = $this.data('bs.modal')
        var options = $.extend({}, Modal.DEFAULTS, $this.data(), typeof option == 'object' && option)
  
        if (!data) $this.data('bs.modal', (data = new Modal(this, options)))
        if (typeof option == 'string') data[option](_relatedTarget)
        else if (options.show) data.show(_relatedTarget)
      })
    }

    var old = $.fn.modal
  
    $.fn.modal             = Plugin

    $.fn.modal.Constructor = Modal
  
  
    // MODAL NO CONFLICT
    // =================
  
    $.fn.modal.noConflict = function () {
      $.fn.modal = old
      return this
    }
  
  
    // MODAL DATA-API
    // ==============
  
    $(document).on('click.bs.modal.data-api', '[data-toggle="modal"]', function (e) {
      var $this   = $(this)
      var href    = $this.attr('href')

      var $target = $($this.attr('data-target') || (href && href.replace(/.*(?=#[^\s]+$)/, ''))) // strip for ie7
      var option  = $target.data('bs.modal') ? 'toggle' : $.extend({ remote: !/#/.test(href) && href }, $target.data(), $this.data())

      if ($this.is('a')) e.preventDefault()

      $target.one('show.bs.modal', function (showEvent) {
        if (showEvent.isDefaultPrevented()) return // only register focus restorer if modal will actually get shown
        $target.one('hidden.bs.modal', function () {
          $this.is(':visible') && $this.trigger('focus')

        })

      })
      Plugin.call($target, option, this)

    })

  }(jQuery);