remove closureness from plugins

1 files changed, 110 insertions, 267 deletions

diff --git a/js/dropdown.js b/js/dropdown.js
index 4599d5ba9..8fd86a025 100644
--- a/js/dropdown.js
+++ b/js/dropdown.js
@@ -1,322 +1,165 @@
-/** =======================================================================
- * Bootstrap: dropdown.js v4.0.0
- * http://getbootstrap.com/javascript/#dropdown
+/* ========================================================================
+ * Bootstrap: dropdown.js v3.3.4
+ * http://getbootstrap.com/javascript/#dropdowns
  * ========================================================================
  * Copyright 2011-2015 Twitter, Inc.
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
- * ========================================================================
- * @fileoverview - Add dropdown menus to nearly anything with this simple
- * plugin, including the navbar, tabs, and pills.
- *
- * Public Methods & Properties:
- *
- *   + $.dropdown
- *   + $.dropdown.noConflict
- *   + $.dropdown.Constructor
- *   + $.dropdown.Constructor.VERSION
- *   + $.dropdown.Constructor.prototype.toggle
- *
- * ========================================================================
- */
-
-'use strict';
-
-
-/**
- * Our dropdown class.
- * @param {Element!} element
- * @constructor
- */
-var Dropdown = function (element) {
-  $(element).on('click.bs.dropdown', this['toggle'])
-}
-
-
-/**
- * @const
- * @type {string}
- */
-Dropdown['VERSION'] = '4.0.0'
-
-
-/**
- * @const
- * @type {string}
- * @private
- */
-Dropdown._NAME = 'dropdown'
-
-
-/**
- * @const
- * @type {string}
- * @private
- */
-Dropdown._DATA_KEY = 'bs.dropdown'
-
-
-/**
- * @const
- * @type {Function}
- * @private
- */
-Dropdown._JQUERY_NO_CONFLICT = $.fn[Dropdown._NAME]
-
-
-/**
- * @const
- * @enum {string}
- * @private
- */
-Dropdown._Event = {
-  HIDE   : 'hide.bs.dropdown',
-  HIDDEN : 'hidden.bs.dropdown',
-  SHOW   : 'show.bs.dropdown',
-  SHOWN  : 'shown.bs.dropdown'
-}
-
-
-/**
- * @const
- * @enum {string}
- * @private
- */
-Dropdown._ClassName = {
-  BACKDROP : 'dropdown-backdrop',
-  DISABLED : 'disabled',
-  OPEN     : 'open'
-}
-
-
-/**
- * @const
- * @enum {string}
- * @private
- */
-Dropdown._Selector = {
-  BACKDROP      : '.dropdown-backdrop',
-  DATA_TOGGLE   : '[data-toggle="dropdown"]',
-  FORM_CHILD    : '.dropdown form',
-  ROLE_MENU     : '[role="menu"]',
-  ROLE_LISTBOX  : '[role="listbox"]',
-  NAVBAR_NAV    : '.navbar-nav',
-  VISIBLE_ITEMS : '[role="menu"] li:not(.divider) a, [role="listbox"] li:not(.divider) a'
-}
-
-
-/**
- * Provides the jQuery Interface for the alert component.
- * @param {string=} opt_config
- * @this {jQuery}
- * @return {jQuery}
- * @private
- */
-Dropdown._jQueryInterface = function (opt_config) {
-  return this.each(function () {
-    var data  = $(this).data(Dropdown._DATA_KEY)
-
-    if (!data) {
-      $(this).data(Dropdown._DATA_KEY, (data = new Dropdown(this)))
-    }
+ * ======================================================================== */
 
-    if (typeof opt_config === 'string') {
-      data[opt_config].call(this)
-    }
-  })
-}
 
++function ($) {
+  'use strict';
 
-/**
- * @param {Event=} opt_event
- * @private
- */
-Dropdown._clearMenus = function (opt_event) {
-  if (opt_event && opt_event.which == 3) {
-    return
-  }
+  // DROPDOWN CLASS DEFINITION
+  // =========================
 
-  var backdrop = $(Dropdown._Selector.BACKDROP)[0]
-  if (backdrop) {
-    backdrop.parentNode.removeChild(backdrop)
+  var backdrop = '.dropdown-backdrop'
+  var toggle   = '[data-toggle="dropdown"]'
+  var Dropdown = function (element) {
+    $(element).on('click.bs.dropdown', this.toggle)
   }
 
-  var toggles = /** @type {Array.<Element>} */ ($.makeArray($(Dropdown._Selector.DATA_TOGGLE)))
-
-  for (var i = 0; i < toggles.length; i++) {
-    var parent = Dropdown._getParentFromElement(toggles[i])
-    var relatedTarget = { 'relatedTarget': toggles[i] }
+  Dropdown.VERSION = '3.3.4'
 
-    if (!$(parent).hasClass(Dropdown._ClassName.OPEN)) {
-      continue
-    }
+  function getParent($this) {
+    var selector = $this.attr('data-target')
 
-    var hideEvent = $.Event(Dropdown._Event.HIDE, relatedTarget)
-    $(parent).trigger(hideEvent)
-    if (hideEvent.isDefaultPrevented()) {
-      continue
+    if (!selector) {
+      selector = $this.attr('href')
+      selector = selector && /#[A-Za-z]/.test(selector) && selector.replace(/.*(?=#[^\s]*$)/, '') // strip for ie7
     }
 
-    toggles[i].setAttribute('aria-expanded', 'false')
+    var $parent = selector && $(selector)
 
-    $(parent)
-      .removeClass(Dropdown._ClassName.OPEN)
-      .trigger(Dropdown._Event.HIDDEN, relatedTarget)
+    return $parent && $parent.length ? $parent : $this.parent()
   }
-}
 
+  function clearMenus(e) {
+    if (e && e.which === 3) return
+    $(backdrop).remove()
+    $(toggle).each(function () {
+      var $this         = $(this)
+      var $parent       = getParent($this)
+      var relatedTarget = { relatedTarget: this }
 
-/**
- * @param {Element} element
- * @return {Element}
- * @private
- */
-Dropdown._getParentFromElement = function (element) {
-  var selector = Bootstrap.getSelectorFromElement(element)
+      if (!$parent.hasClass('open')) return
 
-  if (selector) {
-    var parent = $(selector)[0]
-  }
+      if (e && e.type == 'click' && /input|textarea/i.test(e.target.tagName) && $.contains($parent[0], e.target)) return
 
-  return /** @type {Element} */ (parent || element.parentNode)
-}
+      $parent.trigger(e = $.Event('hide.bs.dropdown', relatedTarget))
 
+      if (e.isDefaultPrevented()) return
 
-/**
- * @param {Event} event
- * @this {Element}
- * @private
- */
-Dropdown._dataApiKeydownHandler = function (event) {
-  if (!/(38|40|27|32)/.test(event.which) || /input|textarea/i.test(event.target.tagName)) {
-    return
+      $this.attr('aria-expanded', 'false')
+      $parent.removeClass('open').trigger('hidden.bs.dropdown', relatedTarget)
+    })
   }
 
-  event.preventDefault()
-  event.stopPropagation()
+  Dropdown.prototype.toggle = function (e) {
+    var $this = $(this)
 
-  if (this.disabled || $(this).hasClass(Dropdown._ClassName.DISABLED)) {
-    return
-  }
+    if ($this.is('.disabled, :disabled')) return
 
-  var parent  = Dropdown._getParentFromElement(this)
-  var isActive = $(parent).hasClass(Dropdown._ClassName.OPEN)
+    var $parent  = getParent($this)
+    var isActive = $parent.hasClass('open')
 
-  if ((!isActive && event.which != 27) || (isActive && event.which == 27)) {
-    if (event.which == 27) {
-      var toggle = $(parent).find(Dropdown._Selector.DATA_TOGGLE)[0]
-      $(toggle).trigger('focus')
-    }
-    $(this).trigger('click')
-    return
-  }
+    clearMenus()
 
-  var items = $.makeArray($(Dropdown._Selector.VISIBLE_ITEMS))
+    if (!isActive) {
+      if ('ontouchstart' in document.documentElement && !$parent.closest('.navbar-nav').length) {
+        // if mobile we use a backdrop because click events don't delegate
+        $(document.createElement('div'))
+          .addClass('dropdown-backdrop')
+          .insertAfter($(this))
+          .on('click', clearMenus)
+      }
 
-  items = items.filter(function (item) {
-    return item.offsetWidth || item.offsetHeight
-  })
+      var relatedTarget = { relatedTarget: this }
+      $parent.trigger(e = $.Event('show.bs.dropdown', relatedTarget))
 
-  if (!items.length) {
-    return
-  }
+      if (e.isDefaultPrevented()) return
 
-  var index = items.indexOf(event.target)
+      $this
+        .trigger('focus')
+        .attr('aria-expanded', 'true')
 
-  if (event.which == 38 && index > 0)                index--                        // up
-  if (event.which == 40 && index < items.length - 1) index++                        // down
-  if (!~index)                                       index = 0
+      $parent
+        .toggleClass('open')
+        .trigger('shown.bs.dropdown', relatedTarget)
+    }
 
-  items[index].focus()
-}
+    return false
+  }
 
+  Dropdown.prototype.keydown = function (e) {
+    if (!/(38|40|27|32)/.test(e.which) || /input|textarea/i.test(e.target.tagName)) return
 
-/**
- * Toggles the dropdown
- * @this {Element}
- * @return {boolean|undefined}
- */
-Dropdown.prototype['toggle'] = function () {
-  if (this.disabled || $(this).hasClass(Dropdown._ClassName.DISABLED)) {
-    return
-  }
+    var $this = $(this)
 
-  var parent   = Dropdown._getParentFromElement(this)
-  var isActive = $(parent).hasClass(Dropdown._ClassName.OPEN)
+    e.preventDefault()
+    e.stopPropagation()
 
-  Dropdown._clearMenus()
+    if ($this.is('.disabled, :disabled')) return
 
-  if (isActive) {
-    return false
-  }
+    var $parent  = getParent($this)
+    var isActive = $parent.hasClass('open')
 
-  if ('ontouchstart' in document.documentElement && !$(parent).closest(Dropdown._Selector.NAVBAR_NAV).length) {
-    // if mobile we use a backdrop because click events don't delegate
-    var dropdown       = document.createElement('div')
-    dropdown.className = Dropdown._ClassName.BACKDROP
-    this.parentNode.insertBefore(this, dropdown)
-    $(dropdown).on('click', Dropdown._clearMenus)
-  }
+    if (!isActive && e.which != 27 || isActive && e.which == 27) {
+      if (e.which == 27) $parent.find(toggle).trigger('focus')
+      return $this.trigger('click')
+    }
 
-  var relatedTarget = { 'relatedTarget': this }
-  var showEvent     = $.Event(Dropdown._Event.SHOW, relatedTarget)
+    var desc = ' li:not(.disabled):visible a'
+    var $items = $parent.find('[role="menu"]' + desc + ', [role="listbox"]' + desc)
 
-  $(parent).trigger(showEvent)
+    if (!$items.length) return
 
-  if (showEvent.isDefaultPrevented()) {
-    return
-  }
+    var index = $items.index(e.target)
+
+    if (e.which == 38 && index > 0)                 index--         // up
+    if (e.which == 40 && index < $items.length - 1) index++         // down
+    if (!~index)                                    index = 0
 
-  this.focus()
-  this.setAttribute('aria-expanded', 'true')
+    $items.eq(index).trigger('focus')
+  }
 
-  $(parent).toggleClass(Dropdown._ClassName.OPEN)
 
-  $(parent).trigger(Dropdown._Event.SHOWN, relatedTarget)
+  // DROPDOWN PLUGIN DEFINITION
+  // ==========================
 
-  return false
-}
+  function Plugin(option) {
+    return this.each(function () {
+      var $this = $(this)
+      var data  = $this.data('bs.dropdown')
 
+      if (!data) $this.data('bs.dropdown', (data = new Dropdown(this)))
+      if (typeof option == 'string') data[option].call($this)
+    })
+  }
 
-/**
- * ------------------------------------------------------------------------
- * jQuery Interface + noConflict implementaiton
- * ------------------------------------------------------------------------
- */
+  var old = $.fn.dropdown
 
-/**
- * @const
- * @type {Function}
- */
-$.fn[Dropdown._NAME] = Dropdown._jQueryInterface
+  $.fn.dropdown             = Plugin
+  $.fn.dropdown.Constructor = Dropdown
 
 
-/**
- * @const
- * @type {Function}
- */
-$.fn[Dropdown._NAME]['Constructor'] = Dropdown
+  // DROPDOWN NO CONFLICT
+  // ====================
 
+  $.fn.dropdown.noConflict = function () {
+    $.fn.dropdown = old
+    return this
+  }
 
-/**
- * @const
- * @type {Function}
- */
-$.fn[Dropdown._NAME]['noConflict'] = function () {
-  $.fn[Dropdown._NAME] = Dropdown._JQUERY_NO_CONFLICT
-  return this
-}
 
+  // APPLY TO STANDARD DROPDOWN ELEMENTS
+  // ===================================
 
-/**
- * ------------------------------------------------------------------------
- * Data Api implementation
- * ------------------------------------------------------------------------
- */
+  $(document)
+    .on('click.bs.dropdown.data-api', clearMenus)
+    .on('click.bs.dropdown.data-api', '.dropdown form', function (e) { e.stopPropagation() })
+    .on('click.bs.dropdown.data-api', toggle, Dropdown.prototype.toggle)
+    .on('keydown.bs.dropdown.data-api', toggle, Dropdown.prototype.keydown)
+    .on('keydown.bs.dropdown.data-api', '.dropdown-menu', Dropdown.prototype.keydown)
 
-$(document)
-  .on('click.bs.dropdown.data-api',   Dropdown._clearMenus)
-  .on('click.bs.dropdown.data-api',   Dropdown._Selector.FORM_CHILD,   function (e) { e.stopPropagation() })
-  .on('click.bs.dropdown.data-api',   Dropdown._Selector.DATA_TOGGLE,  Dropdown.prototype['toggle'])
-  .on('keydown.bs.dropdown.data-api', Dropdown._Selector.DATA_TOGGLE,  Dropdown._dataApiKeydownHandler)
-  .on('keydown.bs.dropdown.data-api', Dropdown._Selector.ROLE_MENU,    Dropdown._dataApiKeydownHandler)
-  .on('keydown.bs.dropdown.data-api', Dropdown._Selector.ROLE_LISTBOX, Dropdown._dataApiKeydownHandler)
+}(jQuery);