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

  * Bootstrap: modal.js v3.0.3

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

  * ========================================================================

  * Copyright 2013 Twitter, Inc.

  *

  * Licensed under the Apache License, Version 2.0 (the "License");

  * you may not use this file except in compliance with the License.

  * You may obtain a copy of the License at

  *

  * http://www.apache.org/licenses/LICENSE-2.0

  *

  * Unless required by applicable law or agreed to in writing, software

  * distributed under the License is distributed on an "AS IS" BASIS,

  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

  * See the License for the specific language governing permissions and

  * limitations under the License.

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

 +function ($) { "use strict";

   // MODAL CLASS DEFINITION

   // ======================

   var Modal = function (element, options) {

     this.options   = options

     this.$element  = $(element)

     this.$backdrop =

     this.isShown   = null

     if (this.options.remote) this.$element.load(this.options.remote)

   }

   Modal.DEFAULTS = {

       backdrop: true

     , keyboard: true

     , show: true

   }

   Modal.prototype.toggle = function (_relatedTarget) {

     return this[!this.isShown ? 'show' : 'hide'](_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.escape()

     this.$element.on('click.dismiss.modal', '[data-dismiss="modal"]', $.proxy(this.hide, this))

     this.backdrop(function () {

       var transition = $.support.transition && that.$element.hasClass('fade')

       if (!that.$element.parent().length) {

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

       }

       that.$element.show()

       if (transition) {

         that.$element[0].offsetWidth // force reflow

       }

       that.$element

         .addClass('in')

         .attr('aria-hidden', false)

       that.enforceFocus()

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

       transition ?

         that.$element.find('.modal-dialog') // wait for modal to slide in

           .one($.support.transition.end, function () {

             that.$element.focus().trigger(e)

           })

           .emulateTransitionEnd(300) :

         that.$element.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()

     $(document).off('focusin.bs.modal')

     this.$element

       .removeClass('in')

       .attr('aria-hidden', true)

       .off('click.dismiss.modal')

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

       this.$element

         .one($.support.transition.end, $.proxy(this.hideModal, this))

         .emulateTransitionEnd(300) :

       this.hideModal()

   }

   Modal.prototype.enforceFocus = function () {

     $(document)

       .off('focusin.bs.modal') // guard against infinite focus loop

       .on('focusin.bs.modal', $.proxy(function (e) {

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

           this.$element.focus()

         }

       }, this))

   }

   Modal.prototype.escape = function () {

     if (this.isShown && this.options.keyboard) {

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

         e.which == 27 && this.hide()

       }, this))

     } else if (!this.isShown) {

       this.$element.off('keyup.dismiss.bs.modal')

     }

   }

   Modal.prototype.hideModal = function () {

     var that = this

     this.$element.hide()

     this.backdrop(function () {

       that.removeBackdrop()

       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 = $('<div class="modal-backdrop ' + animate + '" />')

         .appendTo(document.body)

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

         if (e.target !== e.currentTarget) return

         this.options.backdrop == 'static'

           ? this.$element[0].focus.call(this.$element[0])

           : this.hide.call(this)

       }, this))

       if (doAnimate) this.$backdrop[0].offsetWidth // force reflow

       this.$backdrop.addClass('in')

       if (!callback) return

       doAnimate ?

         this.$backdrop

           .one($.support.transition.end, callback)

           .emulateTransitionEnd(150) :

         callback()

     } else if (!this.isShown && this.$backdrop) {

       this.$backdrop.removeClass('in')

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

         this.$backdrop

           .one($.support.transition.end, callback)

           .emulateTransitionEnd(150) :

         callback()

     } else if (callback) {

       callback()

     }

   }

   // MODAL PLUGIN DEFINITION

   // =======================

   var old = $.fn.modal

   $.fn.modal = function (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)

     })

   }

   $.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('modal') ? 'toggle' : $.extend({ remote: !/#/.test(href) && href }, $target.data(), $this.data())

     e.preventDefault()

     $target

       .modal(option, this)

       .one('hide', function () {

         $this.is(':visible') && $this.focus()

       })

   })

   $(document)

     .on('show.bs.modal',  '.modal', function () { $(document.body).addClass('modal-open') })

     .on('hidden.bs.modal', '.modal', function () { $(document.body).removeClass('modal-open') })

 }(jQuery);