').addClass(settings.dropdownClass).addClass(inputMode).hide().appendTo($dropdown_parent);\r\n $dropdown_content = $('
').addClass(settings.dropdownContentClass).appendTo($dropdown);\r\n\r\n if (inputId = $input.attr('id')) {\r\n $control_input.attr('id', inputId + '-selectized');\r\n $(\"label[for='\" + inputId + \"']\").attr('for', inputId + '-selectized');\r\n }\r\n\r\n if (self.settings.copyClassesToDropdown) {\r\n $dropdown.addClass(classes);\r\n }\r\n\r\n $wrapper.css({\r\n width: $input[0].style.width\r\n });\r\n\r\n if (self.plugins.names.length) {\r\n classes_plugins = 'plugin-' + self.plugins.names.join(' plugin-');\r\n $wrapper.addClass(classes_plugins);\r\n $dropdown.addClass(classes_plugins);\r\n }\r\n\r\n if ((settings.maxItems === null || settings.maxItems > 1) && self.tagType === TAG_SELECT) {\r\n $input.attr('multiple', 'multiple');\r\n }\r\n\r\n if (self.settings.placeholder) {\r\n $control_input.attr('placeholder', settings.placeholder);\r\n }\r\n\r\n // if splitOn was not passed in, construct it from the delimiter to allow pasting universally\r\n if (!self.settings.splitOn && self.settings.delimiter) {\r\n var delimiterEscaped = self.settings.delimiter.replace(/[-\\/\\\\^$*+?.()|[\\]{}]/g, '\\\\$&');\r\n self.settings.splitOn = new RegExp('\\\\s*' + delimiterEscaped + '+\\\\s*');\r\n }\r\n\r\n if ($input.attr('autocorrect')) {\r\n $control_input.attr('autocorrect', $input.attr('autocorrect'));\r\n }\r\n\r\n if ($input.attr('autocapitalize')) {\r\n $control_input.attr('autocapitalize', $input.attr('autocapitalize'));\r\n }\r\n\r\n self.$wrapper = $wrapper;\r\n self.$control = $control;\r\n self.$control_input = $control_input;\r\n self.$dropdown = $dropdown;\r\n self.$dropdown_content = $dropdown_content;\r\n\r\n $dropdown.on('mouseenter', '[data-selectable]', function () { return self.onOptionHover.apply(self, arguments); });\r\n $dropdown.on('mousedown click', '[data-selectable]', function () { return self.onOptionSelect.apply(self, arguments); });\r\n watchChildEvent($control, 'mousedown', '*:not(input)', function () { return self.onItemSelect.apply(self, arguments); });\r\n autoGrow($control_input);\r\n\r\n $control.on({\r\n mousedown: function () { return self.onMouseDown.apply(self, arguments); },\r\n click: function () { return self.onClick.apply(self, arguments); }\r\n });\r\n\r\n $control_input.on({\r\n mousedown: function (e) { e.stopPropagation(); },\r\n keydown: function () { return self.onKeyDown.apply(self, arguments); },\r\n keyup: function () { return self.onKeyUp.apply(self, arguments); },\r\n keypress: function () { return self.onKeyPress.apply(self, arguments); },\r\n resize: function () { self.positionDropdown.apply(self, []); },\r\n blur: function () { return self.onBlur.apply(self, arguments); },\r\n focus: function () { self.ignoreBlur = false; return self.onFocus.apply(self, arguments); },\r\n paste: function () { return self.onPaste.apply(self, arguments); }\r\n });\r\n\r\n $document.on('keydown' + eventNS, function (e) {\r\n self.isCmdDown = e[IS_MAC ? 'metaKey' : 'ctrlKey'];\r\n self.isCtrlDown = e[IS_MAC ? 'altKey' : 'ctrlKey'];\r\n self.isShiftDown = e.shiftKey;\r\n });\r\n\r\n $document.on('keyup' + eventNS, function (e) {\r\n if (e.keyCode === KEY_CTRL) self.isCtrlDown = false;\r\n if (e.keyCode === KEY_SHIFT) self.isShiftDown = false;\r\n if (e.keyCode === KEY_CMD) self.isCmdDown = false;\r\n });\r\n\r\n $document.on('mousedown' + eventNS, function (e) {\r\n if (self.isFocused) {\r\n // prevent events on the dropdown scrollbar from causing the control to blur\r\n if (e.target === self.$dropdown[0] || e.target.parentNode === self.$dropdown[0]) {\r\n return false;\r\n }\r\n // blur on click outside\r\n if (!self.$control.has(e.target).length && e.target !== self.$control[0]) {\r\n self.blur(e.target);\r\n }\r\n }\r\n });\r\n\r\n $window.on(['scroll' + eventNS, 'resize' + eventNS].join(' '), function () {\r\n if (self.isOpen) {\r\n self.positionDropdown.apply(self, arguments);\r\n }\r\n });\r\n $window.on('mousemove' + eventNS, function () {\r\n self.ignoreHover = false;\r\n });\r\n\r\n // store original children and tab index so that they can be\r\n // restored when the destroy() method is called.\r\n this.revertSettings = {\r\n $children: $input.children().detach(),\r\n tabindex: $input.attr('tabindex')\r\n };\r\n\r\n $input.attr('tabindex', -1).hide().after(self.$wrapper);\r\n\r\n if ($.isArray(settings.items)) {\r\n self.setValue(settings.items);\r\n delete settings.items;\r\n }\r\n\r\n // feature detect for the validation API\r\n if (SUPPORTS_VALIDITY_API) {\r\n $input.on('invalid' + eventNS, function (e) {\r\n e.preventDefault();\r\n self.isInvalid = true;\r\n self.refreshState();\r\n });\r\n }\r\n\r\n self.updateOriginalInput();\r\n self.refreshItems();\r\n self.refreshState();\r\n self.updatePlaceholder();\r\n self.isSetup = true;\r\n\r\n if ($input.is(':disabled')) {\r\n self.disable();\r\n }\r\n\r\n self.on('change', this.onChange);\r\n\r\n $input.data('selectize', self);\r\n $input.addClass('selectized');\r\n self.trigger('initialize');\r\n\r\n // preload options\r\n if (settings.preload === true) {\r\n self.onSearchChange('');\r\n }\r\n\r\n },\r\n\r\n /**\r\n * Sets up default rendering functions.\r\n */\r\n setupTemplates: function () {\r\n var self = this;\r\n var field_label = self.settings.labelField;\r\n var field_optgroup = self.settings.optgroupLabelField;\r\n\r\n var templates = {\r\n 'optgroup': function (data) {\r\n return '
' + data.html + '
';\r\n },\r\n 'optgroup_header': function (data, escape) {\r\n return '';\r\n },\r\n 'option': function (data, escape) {\r\n return '
' + escape(data[field_label]) + '
';\r\n },\r\n 'item': function (data, escape) {\r\n return '
' + escape(data[field_label]) + '
';\r\n },\r\n 'option_create': function (data, escape) {\r\n return '
Add ' + escape(data.input) + ' …
';\r\n }\r\n };\r\n\r\n self.settings.render = $.extend({}, templates, self.settings.render);\r\n },\r\n\r\n /**\r\n * Maps fired events to callbacks provided\r\n * in the settings used when creating the control.\r\n */\r\n setupCallbacks: function () {\r\n var key, fn, callbacks = {\r\n 'initialize': 'onInitialize',\r\n 'change': 'onChange',\r\n 'item_add': 'onItemAdd',\r\n 'item_remove': 'onItemRemove',\r\n 'clear': 'onClear',\r\n 'option_add': 'onOptionAdd',\r\n 'option_remove': 'onOptionRemove',\r\n 'option_clear': 'onOptionClear',\r\n 'optgroup_add': 'onOptionGroupAdd',\r\n 'optgroup_remove': 'onOptionGroupRemove',\r\n 'optgroup_clear': 'onOptionGroupClear',\r\n 'dropdown_open': 'onDropdownOpen',\r\n 'dropdown_close': 'onDropdownClose',\r\n 'type': 'onType',\r\n 'load': 'onLoad',\r\n 'focus': 'onFocus',\r\n 'blur': 'onBlur'\r\n };\r\n\r\n for (key in callbacks) {\r\n if (callbacks.hasOwnProperty(key)) {\r\n fn = this.settings[callbacks[key]];\r\n if (fn) this.on(key, fn);\r\n }\r\n }\r\n },\r\n\r\n /**\r\n * Triggered when the main control element\r\n * has a click event.\r\n *\r\n * @param {object} e\r\n * @return {boolean}\r\n */\r\n onClick: function (e) {\r\n var self = this;\r\n\r\n // necessary for mobile webkit devices (manual focus triggering\r\n // is ignored unless invoked within a click event)\r\n if (!self.isFocused) {\r\n self.focus();\r\n e.preventDefault();\r\n }\r\n },\r\n\r\n /**\r\n * Triggered when the main control element\r\n * has a mouse down event.\r\n *\r\n * @param {object} e\r\n * @return {boolean}\r\n */\r\n onMouseDown: function (e) {\r\n var self = this;\r\n var defaultPrevented = e.isDefaultPrevented();\r\n var $target = $(e.target);\r\n\r\n if (self.isFocused) {\r\n // retain focus by preventing native handling. if the\r\n // event target is the input it should not be modified.\r\n // otherwise, text selection within the input won't work.\r\n if (e.target !== self.$control_input[0]) {\r\n if (self.settings.mode === 'single') {\r\n // toggle dropdown\r\n self.isOpen ? self.close() : self.open();\r\n } else if (!defaultPrevented) {\r\n self.setActiveItem(null);\r\n }\r\n return false;\r\n }\r\n } else {\r\n // give control focus\r\n if (!defaultPrevented) {\r\n window.setTimeout(function () {\r\n self.focus();\r\n }, 0);\r\n }\r\n }\r\n },\r\n\r\n /**\r\n * Triggered when the value of the control has been changed.\r\n * This should propagate the event to the original DOM\r\n * input / select element.\r\n */\r\n onChange: function () {\r\n this.$input.trigger('change');\r\n },\r\n\r\n /**\r\n * Triggered on
paste.\r\n *\r\n * @param {object} e\r\n * @returns {boolean}\r\n */\r\n onPaste: function (e) {\r\n var self = this;\r\n\r\n if (self.isFull() || self.isInputHidden || self.isLocked) {\r\n e.preventDefault();\r\n return;\r\n }\r\n\r\n // If a regex or string is included, this will split the pasted\r\n // input and create Items for each separate value\r\n if (self.settings.splitOn) {\r\n\r\n // Wait for pasted text to be recognized in value\r\n setTimeout(function () {\r\n var pastedText = self.$control_input.val();\r\n if (!pastedText.match(self.settings.splitOn)) { return }\r\n\r\n var splitInput = $.trim(pastedText).split(self.settings.splitOn);\r\n for (var i = 0, n = splitInput.length; i < n; i++) {\r\n self.createItem(splitInput[i]);\r\n }\r\n }, 0);\r\n }\r\n },\r\n\r\n /**\r\n * Triggered on
keypress.\r\n *\r\n * @param {object} e\r\n * @returns {boolean}\r\n */\r\n onKeyPress: function (e) {\r\n if (this.isLocked) return e && e.preventDefault();\r\n var character = String.fromCharCode(e.keyCode || e.which);\r\n if (this.settings.create && this.settings.mode === 'multi' && character === this.settings.delimiter) {\r\n this.createItem();\r\n e.preventDefault();\r\n return false;\r\n }\r\n },\r\n\r\n /**\r\n * Triggered on
keydown.\r\n *\r\n * @param {object} e\r\n * @returns {boolean}\r\n */\r\n onKeyDown: function (e) {\r\n var isInput = e.target === this.$control_input[0];\r\n var self = this;\r\n\r\n if (self.isLocked) {\r\n if (e.keyCode !== KEY_TAB) {\r\n e.preventDefault();\r\n }\r\n return;\r\n }\r\n\r\n switch (e.keyCode) {\r\n case KEY_A:\r\n if (self.isCmdDown) {\r\n self.selectAll();\r\n return;\r\n }\r\n break;\r\n case KEY_ESC:\r\n if (self.isOpen) {\r\n e.preventDefault();\r\n e.stopPropagation();\r\n self.close();\r\n }\r\n return;\r\n case KEY_N:\r\n if (!e.ctrlKey || e.altKey) break;\r\n case KEY_DOWN:\r\n if (!self.isOpen && self.hasOptions) {\r\n self.open();\r\n } else if (self.$activeOption) {\r\n self.ignoreHover = true;\r\n var $next = self.getAdjacentOption(self.$activeOption, 1);\r\n if ($next.length) self.setActiveOption($next, true, true);\r\n }\r\n e.preventDefault();\r\n return;\r\n case KEY_P:\r\n if (!e.ctrlKey || e.altKey) break;\r\n case KEY_UP:\r\n if (self.$activeOption) {\r\n self.ignoreHover = true;\r\n var $prev = self.getAdjacentOption(self.$activeOption, -1);\r\n if ($prev.length) self.setActiveOption($prev, true, true);\r\n }\r\n e.preventDefault();\r\n return;\r\n case KEY_RETURN:\r\n if (self.isOpen && self.$activeOption) {\r\n self.onOptionSelect({ currentTarget: self.$activeOption });\r\n e.preventDefault();\r\n }\r\n return;\r\n case KEY_LEFT:\r\n self.advanceSelection(-1, e);\r\n return;\r\n case KEY_RIGHT:\r\n self.advanceSelection(1, e);\r\n return;\r\n case KEY_TAB:\r\n if (self.settings.selectOnTab && self.isOpen && self.$activeOption) {\r\n self.onOptionSelect({ currentTarget: self.$activeOption });\r\n\r\n // Default behaviour is to jump to the next field, we only want this\r\n // if the current field doesn't accept any more entries\r\n if (!self.isFull()) {\r\n e.preventDefault();\r\n }\r\n }\r\n if (self.settings.create && self.createItem()) {\r\n e.preventDefault();\r\n }\r\n return;\r\n case KEY_BACKSPACE:\r\n case KEY_DELETE:\r\n self.deleteSelection(e);\r\n return;\r\n }\r\n\r\n if ((self.isFull() || self.isInputHidden) && !(IS_MAC ? e.metaKey : e.ctrlKey)) {\r\n e.preventDefault();\r\n return;\r\n }\r\n },\r\n\r\n /**\r\n * Triggered on
keyup.\r\n *\r\n * @param {object} e\r\n * @returns {boolean}\r\n */\r\n onKeyUp: function (e) {\r\n var self = this;\r\n\r\n if (self.isLocked) return e && e.preventDefault();\r\n var value = self.$control_input.val() || '';\r\n if (self.lastValue !== value) {\r\n self.lastValue = value;\r\n self.onSearchChange(value);\r\n self.refreshOptions();\r\n self.trigger('type', value);\r\n }\r\n },\r\n\r\n /**\r\n * Invokes the user-provide option provider / loader.\r\n *\r\n * Note: this function is debounced in the Selectize\r\n * constructor (by `settings.loadThrottle` milliseconds)\r\n *\r\n * @param {string} value\r\n */\r\n onSearchChange: function (value) {\r\n var self = this;\r\n var fn = self.settings.load;\r\n if (!fn) return;\r\n if (self.loadedSearches.hasOwnProperty(value)) return;\r\n self.loadedSearches[value] = true;\r\n self.load(function (callback) {\r\n fn.apply(self, [value, callback]);\r\n });\r\n },\r\n\r\n /**\r\n * Triggered on
focus.\r\n *\r\n * @param {object} e (optional)\r\n * @returns {boolean}\r\n */\r\n onFocus: function (e) {\r\n var self = this;\r\n var wasFocused = self.isFocused;\r\n\r\n if (self.isDisabled) {\r\n self.blur();\r\n e && e.preventDefault();\r\n return false;\r\n }\r\n\r\n if (self.ignoreFocus) return;\r\n self.isFocused = true;\r\n if (self.settings.preload === 'focus') self.onSearchChange('');\r\n\r\n if (!wasFocused) self.trigger('focus');\r\n\r\n if (!self.$activeItems.length) {\r\n self.showInput();\r\n self.setActiveItem(null);\r\n self.refreshOptions(!!self.settings.openOnFocus);\r\n }\r\n\r\n self.refreshState();\r\n },\r\n\r\n /**\r\n * Triggered on
blur.\r\n *\r\n * @param {object} e\r\n * @param {Element} dest\r\n */\r\n onBlur: function (e, dest) {\r\n var self = this;\r\n if (!self.isFocused) return;\r\n self.isFocused = false;\r\n\r\n if (self.ignoreFocus) {\r\n return;\r\n } else if (!self.ignoreBlur && document.activeElement === self.$dropdown_content[0]) {\r\n // necessary to prevent IE closing the dropdown when the scrollbar is clicked\r\n self.ignoreBlur = true;\r\n self.onFocus(e);\r\n return;\r\n }\r\n\r\n var deactivate = function () {\r\n self.close();\r\n self.setTextboxValue('');\r\n self.setActiveItem(null);\r\n self.setActiveOption(null);\r\n self.setCaret(self.items.length);\r\n self.refreshState();\r\n\r\n // IE11 bug: element still marked as active\r\n dest && dest.focus && dest.focus();\r\n\r\n self.ignoreFocus = false;\r\n self.trigger('blur');\r\n };\r\n\r\n self.ignoreFocus = true;\r\n if (self.settings.create && self.settings.createOnBlur) {\r\n self.createItem(null, false, deactivate);\r\n } else {\r\n deactivate();\r\n }\r\n },\r\n\r\n /**\r\n * Triggered when the user rolls over\r\n * an option in the autocomplete dropdown menu.\r\n *\r\n * @param {object} e\r\n * @returns {boolean}\r\n */\r\n onOptionHover: function (e) {\r\n if (this.ignoreHover) return;\r\n this.setActiveOption(e.currentTarget, false);\r\n },\r\n\r\n /**\r\n * Triggered when the user clicks on an option\r\n * in the autocomplete dropdown menu.\r\n *\r\n * @param {object} e\r\n * @returns {boolean}\r\n */\r\n onOptionSelect: function (e) {\r\n var value, $target, $option, self = this;\r\n\r\n if (e.preventDefault) {\r\n e.preventDefault();\r\n e.stopPropagation();\r\n }\r\n\r\n $target = $(e.currentTarget);\r\n if ($target.hasClass('create')) {\r\n self.createItem(null, function () {\r\n if (self.settings.closeAfterSelect) {\r\n self.close();\r\n }\r\n });\r\n } else {\r\n value = $target.attr('data-value');\r\n if (typeof value !== 'undefined') {\r\n self.lastQuery = null;\r\n self.setTextboxValue('');\r\n self.addItem(value);\r\n if (self.settings.closeAfterSelect) {\r\n self.close();\r\n } else if (!self.settings.hideSelected && e.type && /mouse/.test(e.type)) {\r\n self.setActiveOption(self.getOption(value));\r\n }\r\n }\r\n }\r\n },\r\n\r\n /**\r\n * Triggered when the user clicks on an item\r\n * that has been selected.\r\n *\r\n * @param {object} e\r\n * @returns {boolean}\r\n */\r\n onItemSelect: function (e) {\r\n var self = this;\r\n\r\n if (self.isLocked) return;\r\n if (self.settings.mode === 'multi') {\r\n e.preventDefault();\r\n self.setActiveItem(e.currentTarget, e);\r\n }\r\n },\r\n\r\n /**\r\n * Invokes the provided method that provides\r\n * results to a callback---which are then added\r\n * as options to the control.\r\n *\r\n * @param {function} fn\r\n */\r\n load: function (fn) {\r\n var self = this;\r\n var $wrapper = self.$wrapper.addClass(self.settings.loadingClass);\r\n\r\n self.loading++;\r\n fn.apply(self, [function (results) {\r\n self.loading = Math.max(self.loading - 1, 0);\r\n if (results && results.length) {\r\n self.addOption(results);\r\n self.refreshOptions(self.isFocused && !self.isInputHidden);\r\n }\r\n if (!self.loading) {\r\n $wrapper.removeClass(self.settings.loadingClass);\r\n }\r\n self.trigger('load', results);\r\n }]);\r\n },\r\n\r\n /**\r\n * Sets the input field of the control to the specified value.\r\n *\r\n * @param {string} value\r\n */\r\n setTextboxValue: function (value) {\r\n var $input = this.$control_input;\r\n var changed = $input.val() !== value;\r\n if (changed) {\r\n $input.val(value).triggerHandler('update');\r\n this.lastValue = value;\r\n }\r\n },\r\n\r\n /**\r\n * Returns the value of the control. If multiple items\r\n * can be selected (e.g.
), this returns\r\n * an array. If only one item can be selected, this\r\n * returns a string.\r\n *\r\n * @returns {mixed}\r\n */\r\n getValue: function () {\r\n if (this.tagType === TAG_SELECT && this.$input.attr('multiple')) {\r\n return this.items;\r\n } else {\r\n return this.items.join(this.settings.delimiter);\r\n }\r\n },\r\n\r\n /**\r\n * Resets the selected items to the given value.\r\n *\r\n * @param {mixed} value\r\n */\r\n setValue: function (value, silent) {\r\n var events = silent ? [] : ['change'];\r\n\r\n debounce_events(this, events, function () {\r\n this.clear(silent);\r\n this.addItems(value, silent);\r\n });\r\n },\r\n\r\n /**\r\n * Sets the selected item.\r\n *\r\n * @param {object} $item\r\n * @param {object} e (optional)\r\n */\r\n setActiveItem: function ($item, e) {\r\n var self = this;\r\n var eventName;\r\n var i, idx, begin, end, item, swap;\r\n var $last;\r\n\r\n if (self.settings.mode === 'single') return;\r\n $item = $($item);\r\n\r\n // clear the active selection\r\n if (!$item.length) {\r\n $(self.$activeItems).removeClass('active');\r\n self.$activeItems = [];\r\n if (self.isFocused) {\r\n self.showInput();\r\n }\r\n return;\r\n }\r\n\r\n // modify selection\r\n eventName = e && e.type.toLowerCase();\r\n\r\n if (eventName === 'mousedown' && self.isShiftDown && self.$activeItems.length) {\r\n $last = self.$control.children('.active:last');\r\n begin = Array.prototype.indexOf.apply(self.$control[0].childNodes, [$last[0]]);\r\n end = Array.prototype.indexOf.apply(self.$control[0].childNodes, [$item[0]]);\r\n if (begin > end) {\r\n swap = begin;\r\n begin = end;\r\n end = swap;\r\n }\r\n for (i = begin; i <= end; i++) {\r\n item = self.$control[0].childNodes[i];\r\n if (self.$activeItems.indexOf(item) === -1) {\r\n $(item).addClass('active');\r\n self.$activeItems.push(item);\r\n }\r\n }\r\n e.preventDefault();\r\n } else if ((eventName === 'mousedown' && self.isCtrlDown) || (eventName === 'keydown' && this.isShiftDown)) {\r\n if ($item.hasClass('active')) {\r\n idx = self.$activeItems.indexOf($item[0]);\r\n self.$activeItems.splice(idx, 1);\r\n $item.removeClass('active');\r\n } else {\r\n self.$activeItems.push($item.addClass('active')[0]);\r\n }\r\n } else {\r\n $(self.$activeItems).removeClass('active');\r\n self.$activeItems = [$item.addClass('active')[0]];\r\n }\r\n\r\n // ensure control has focus\r\n self.hideInput();\r\n if (!this.isFocused) {\r\n self.focus();\r\n }\r\n },\r\n\r\n /**\r\n * Sets the selected item in the dropdown menu\r\n * of available options.\r\n *\r\n * @param {object} $object\r\n * @param {boolean} scroll\r\n * @param {boolean} animate\r\n */\r\n setActiveOption: function ($option, scroll, animate) {\r\n var height_menu, height_item, y;\r\n var scroll_top, scroll_bottom;\r\n var self = this;\r\n\r\n if (self.$activeOption) self.$activeOption.removeClass('active');\r\n self.$activeOption = null;\r\n\r\n $option = $($option);\r\n if (!$option.length) return;\r\n\r\n self.$activeOption = $option.addClass('active');\r\n\r\n if (scroll || !isset(scroll)) {\r\n\r\n height_menu = self.$dropdown_content.height();\r\n height_item = self.$activeOption.outerHeight(true);\r\n scroll = self.$dropdown_content.scrollTop() || 0;\r\n y = self.$activeOption.offset().top - self.$dropdown_content.offset().top + scroll;\r\n scroll_top = y;\r\n scroll_bottom = y - height_menu + height_item;\r\n\r\n if (y + height_item > height_menu + scroll) {\r\n self.$dropdown_content.stop().animate({ scrollTop: scroll_bottom }, animate ? self.settings.scrollDuration : 0);\r\n } else if (y < scroll) {\r\n self.$dropdown_content.stop().animate({ scrollTop: scroll_top }, animate ? self.settings.scrollDuration : 0);\r\n }\r\n\r\n }\r\n },\r\n\r\n /**\r\n * Selects all items (CTRL + A).\r\n */\r\n selectAll: function () {\r\n var self = this;\r\n if (self.settings.mode === 'single') return;\r\n\r\n self.$activeItems = Array.prototype.slice.apply(self.$control.children(':not(input)').addClass('active'));\r\n if (self.$activeItems.length) {\r\n self.hideInput();\r\n self.close();\r\n }\r\n self.focus();\r\n },\r\n\r\n /**\r\n * Hides the input element out of view, while\r\n * retaining its focus.\r\n */\r\n hideInput: function () {\r\n this.setTextboxValue('');\r\n this.$control_input.css({ opacity: 0, position: 'absolute', transform : \"scale(0)\" });\r\n this.isInputHidden = true;\r\n },\r\n\r\n /**\r\n * Restores input visibility.\r\n */\r\n showInput: function () {\r\n this.$control_input.css({ opacity: 1, position: 'relative', transform : \"\" });\r\n this.isInputHidden = false;\r\n },\r\n\r\n /**\r\n * Gives the control focus.\r\n */\r\n focus: function () {\r\n var self = this;\r\n if (self.isDisabled) return;\r\n\r\n self.ignoreFocus = true;\r\n self.$control_input[0].focus();\r\n window.setTimeout(function () {\r\n self.ignoreFocus = false;\r\n self.onFocus();\r\n }, 0);\r\n },\r\n\r\n /**\r\n * Forces the control out of focus.\r\n *\r\n * @param {Element} dest\r\n */\r\n blur: function (dest) {\r\n this.$control_input[0].blur();\r\n this.onBlur(null, dest);\r\n },\r\n\r\n /**\r\n * Returns a function that scores an object\r\n * to show how good of a match it is to the\r\n * provided query.\r\n *\r\n * @param {string} query\r\n * @param {object} options\r\n * @return {function}\r\n */\r\n getScoreFunction: function (query) {\r\n return this.sifter.getScoreFunction(query, this.getSearchOptions());\r\n },\r\n\r\n /**\r\n * Returns search options for sifter (the system\r\n * for scoring and sorting results).\r\n *\r\n * @see https://github.com/brianreavis/sifter.js\r\n * @return {object}\r\n */\r\n getSearchOptions: function () {\r\n var settings = this.settings;\r\n var sort = settings.sortField;\r\n if (typeof sort === 'string') {\r\n sort = [{ field: sort }];\r\n }\r\n\r\n return {\r\n fields: settings.searchField,\r\n conjunction: settings.searchConjunction,\r\n sort: sort\r\n };\r\n },\r\n\r\n /**\r\n * Searches through available options and returns\r\n * a sorted array of matches.\r\n *\r\n * Returns an object containing:\r\n *\r\n * - query {string}\r\n * - tokens {array}\r\n * - total {int}\r\n * - items {array}\r\n *\r\n * @param {string} query\r\n * @returns {object}\r\n */\r\n search: function (query) {\r\n var i, value, score, result, calculateScore;\r\n var self = this;\r\n var settings = self.settings;\r\n var options = this.getSearchOptions();\r\n\r\n // validate user-provided result scoring function\r\n if (settings.score) {\r\n calculateScore = self.settings.score.apply(this, [query]);\r\n if (typeof calculateScore !== 'function') {\r\n throw new Error('Selectize \"score\" setting must be a function that returns a function');\r\n }\r\n }\r\n\r\n // perform search\r\n if (query !== self.lastQuery) {\r\n self.lastQuery = query;\r\n result = self.sifter.search(query, $.extend(options, { score: calculateScore }));\r\n self.currentResults = result;\r\n } else {\r\n result = $.extend(true, {}, self.currentResults);\r\n }\r\n\r\n // filter out selected items\r\n if (settings.hideSelected) {\r\n for (i = result.items.length - 1; i >= 0; i--) {\r\n if (self.items.indexOf(hash_key(result.items[i].id)) !== -1) {\r\n result.items.splice(i, 1);\r\n }\r\n }\r\n }\r\n\r\n return result;\r\n },\r\n\r\n /**\r\n * Refreshes the list of available options shown\r\n * in the autocomplete dropdown menu.\r\n *\r\n * @param {boolean} triggerDropdown\r\n */\r\n refreshOptions: function (triggerDropdown) {\r\n var i, j, k, n, groups, groups_order, option, option_html, optgroup, optgroups, html, html_children, has_create_option;\r\n var $active, $active_before, $create;\r\n\r\n if (typeof triggerDropdown === 'undefined') {\r\n triggerDropdown = true;\r\n }\r\n\r\n var self = this;\r\n var query = $.trim(self.$control_input.val());\r\n var results = self.search(query);\r\n var $dropdown_content = self.$dropdown_content;\r\n var active_before = self.$activeOption && hash_key(self.$activeOption.attr('data-value'));\r\n\r\n // build markup\r\n n = results.items.length;\r\n if (typeof self.settings.maxOptions === 'number') {\r\n n = Math.min(n, self.settings.maxOptions);\r\n }\r\n\r\n // render and group available options individually\r\n groups = {};\r\n groups_order = [];\r\n\r\n for (i = 0; i < n; i++) {\r\n option = self.options[results.items[i].id];\r\n option_html = self.render('option', option);\r\n optgroup = option[self.settings.optgroupField] || '';\r\n optgroups = $.isArray(optgroup) ? optgroup : [optgroup];\r\n\r\n for (j = 0, k = optgroups && optgroups.length; j < k; j++) {\r\n optgroup = optgroups[j];\r\n if (!self.optgroups.hasOwnProperty(optgroup)) {\r\n optgroup = '';\r\n }\r\n if (!groups.hasOwnProperty(optgroup)) {\r\n groups[optgroup] = document.createDocumentFragment();\r\n groups_order.push(optgroup);\r\n }\r\n groups[optgroup].appendChild(option_html);\r\n }\r\n }\r\n\r\n // sort optgroups\r\n if (this.settings.lockOptgroupOrder) {\r\n groups_order.sort(function (a, b) {\r\n var a_order = self.optgroups[a].$order || 0;\r\n var b_order = self.optgroups[b].$order || 0;\r\n return a_order - b_order;\r\n });\r\n }\r\n\r\n // render optgroup headers & join groups\r\n html = document.createDocumentFragment();\r\n for (i = 0, n = groups_order.length; i < n; i++) {\r\n optgroup = groups_order[i];\r\n if (self.optgroups.hasOwnProperty(optgroup) && groups[optgroup].childNodes.length) {\r\n // render the optgroup header and options within it,\r\n // then pass it to the wrapper template\r\n html_children = document.createDocumentFragment();\r\n html_children.appendChild(self.render('optgroup_header', self.optgroups[optgroup]));\r\n html_children.appendChild(groups[optgroup]);\r\n\r\n html.appendChild(self.render('optgroup', $.extend({}, self.optgroups[optgroup], {\r\n html: domToString(html_children),\r\n dom: html_children\r\n })));\r\n } else {\r\n html.appendChild(groups[optgroup]);\r\n }\r\n }\r\n\r\n $dropdown_content.html(html);\r\n\r\n // highlight matching terms inline\r\n if (self.settings.highlight && results.query.length && results.tokens.length) {\r\n $dropdown_content.removeHighlight();\r\n for (i = 0, n = results.tokens.length; i < n; i++) {\r\n highlight($dropdown_content, results.tokens[i].regex);\r\n }\r\n }\r\n\r\n // add \"selected\" class to selected options\r\n if (!self.settings.hideSelected) {\r\n for (i = 0, n = self.items.length; i < n; i++) {\r\n self.getOption(self.items[i]).addClass('selected');\r\n }\r\n }\r\n\r\n // add create option\r\n has_create_option = self.canCreate(query);\r\n if (has_create_option) {\r\n $dropdown_content.prepend(self.render('option_create', { input: query }));\r\n $create = $($dropdown_content[0].childNodes[0]);\r\n }\r\n\r\n // activate\r\n self.hasOptions = results.items.length > 0 || has_create_option;\r\n if (self.hasOptions) {\r\n if (results.items.length > 0) {\r\n $active_before = active_before && self.getOption(active_before);\r\n if ($active_before && $active_before.length) {\r\n $active = $active_before;\r\n } else if (self.settings.mode === 'single' && self.items.length) {\r\n $active = self.getOption(self.items[0]);\r\n }\r\n if (!$active || !$active.length) {\r\n if ($create && !self.settings.addPrecedence) {\r\n $active = self.getAdjacentOption($create, 1);\r\n } else {\r\n $active = $dropdown_content.find('[data-selectable]:first');\r\n }\r\n }\r\n } else {\r\n $active = $create;\r\n }\r\n self.setActiveOption($active);\r\n if (triggerDropdown && !self.isOpen) { self.open(); }\r\n } else {\r\n self.setActiveOption(null);\r\n if (triggerDropdown && self.isOpen) { self.close(); }\r\n }\r\n },\r\n\r\n /**\r\n * Adds an available option. If it already exists,\r\n * nothing will happen. Note: this does not refresh\r\n * the options list dropdown (use `refreshOptions`\r\n * for that).\r\n *\r\n * Usage:\r\n *\r\n * this.addOption(data)\r\n *\r\n * @param {object|array} data\r\n */\r\n addOption: function (data) {\r\n var i, n, value, self = this;\r\n\r\n if ($.isArray(data)) {\r\n for (i = 0, n = data.length; i < n; i++) {\r\n self.addOption(data[i]);\r\n }\r\n return;\r\n }\r\n\r\n if (value = self.registerOption(data)) {\r\n self.userOptions[value] = true;\r\n self.lastQuery = null;\r\n self.trigger('option_add', value, data);\r\n }\r\n },\r\n\r\n /**\r\n * Registers an option to the pool of options.\r\n *\r\n * @param {object} data\r\n * @return {boolean|string}\r\n */\r\n registerOption: function (data) {\r\n var key = hash_key(data[this.settings.valueField]);\r\n if (typeof key === 'undefined' || key === null || this.options.hasOwnProperty(key)) return false;\r\n data.$order = data.$order || ++this.order;\r\n this.options[key] = data;\r\n return key;\r\n },\r\n\r\n /**\r\n * Registers an option group to the pool of option groups.\r\n *\r\n * @param {object} data\r\n * @return {boolean|string}\r\n */\r\n registerOptionGroup: function (data) {\r\n var key = hash_key(data[this.settings.optgroupValueField]);\r\n if (!key) return false;\r\n\r\n data.$order = data.$order || ++this.order;\r\n this.optgroups[key] = data;\r\n return key;\r\n },\r\n\r\n /**\r\n * Registers a new optgroup for options\r\n * to be bucketed into.\r\n *\r\n * @param {string} id\r\n * @param {object} data\r\n */\r\n addOptionGroup: function (id, data) {\r\n data[this.settings.optgroupValueField] = id;\r\n if (id = this.registerOptionGroup(data)) {\r\n this.trigger('optgroup_add', id, data);\r\n }\r\n },\r\n\r\n /**\r\n * Removes an existing option group.\r\n *\r\n * @param {string} id\r\n */\r\n removeOptionGroup: function (id) {\r\n if (this.optgroups.hasOwnProperty(id)) {\r\n delete this.optgroups[id];\r\n this.renderCache = {};\r\n this.trigger('optgroup_remove', id);\r\n }\r\n },\r\n\r\n /**\r\n * Clears all existing option groups.\r\n */\r\n clearOptionGroups: function () {\r\n this.optgroups = {};\r\n this.renderCache = {};\r\n this.trigger('optgroup_clear');\r\n },\r\n\r\n /**\r\n * Updates an option available for selection. If\r\n * it is visible in the selected items or options\r\n * dropdown, it will be re-rendered automatically.\r\n *\r\n * @param {string} value\r\n * @param {object} data\r\n */\r\n updateOption: function (value, data) {\r\n var self = this;\r\n var $item, $item_new;\r\n var value_new, index_item, cache_items, cache_options, order_old;\r\n\r\n value = hash_key(value);\r\n value_new = hash_key(data[self.settings.valueField]);\r\n\r\n // sanity checks\r\n if (value === null) return;\r\n if (!self.options.hasOwnProperty(value)) return;\r\n if (typeof value_new !== 'string') throw new Error('Value must be set in option data');\r\n\r\n order_old = self.options[value].$order;\r\n\r\n // update references\r\n if (value_new !== value) {\r\n delete self.options[value];\r\n index_item = self.items.indexOf(value);\r\n if (index_item !== -1) {\r\n self.items.splice(index_item, 1, value_new);\r\n }\r\n }\r\n data.$order = data.$order || order_old;\r\n self.options[value_new] = data;\r\n\r\n // invalidate render cache\r\n cache_items = self.renderCache['item'];\r\n cache_options = self.renderCache['option'];\r\n\r\n if (cache_items) {\r\n delete cache_items[value];\r\n delete cache_items[value_new];\r\n }\r\n if (cache_options) {\r\n delete cache_options[value];\r\n delete cache_options[value_new];\r\n }\r\n\r\n // update the item if it's selected\r\n if (self.items.indexOf(value_new) !== -1) {\r\n $item = self.getItem(value);\r\n $item_new = $(self.render('item', data));\r\n if ($item.hasClass('active')) $item_new.addClass('active');\r\n $item.replaceWith($item_new);\r\n }\r\n\r\n // invalidate last query because we might have updated the sortField\r\n self.lastQuery = null;\r\n\r\n // update dropdown contents\r\n if (self.isOpen) {\r\n self.refreshOptions(false);\r\n }\r\n },\r\n\r\n /**\r\n * Removes a single option.\r\n *\r\n * @param {string} value\r\n * @param {boolean} silent\r\n */\r\n removeOption: function (value, silent) {\r\n var self = this;\r\n value = hash_key(value);\r\n\r\n var cache_items = self.renderCache['item'];\r\n var cache_options = self.renderCache['option'];\r\n if (cache_items) delete cache_items[value];\r\n if (cache_options) delete cache_options[value];\r\n\r\n delete self.userOptions[value];\r\n delete self.options[value];\r\n self.lastQuery = null;\r\n self.trigger('option_remove', value);\r\n self.removeItem(value, silent);\r\n },\r\n\r\n /**\r\n * Clears all options.\r\n */\r\n clearOptions: function () {\r\n var self = this;\r\n\r\n self.loadedSearches = {};\r\n self.userOptions = {};\r\n self.renderCache = {};\r\n self.options = self.sifter.items = {};\r\n self.lastQuery = null;\r\n self.trigger('option_clear');\r\n self.clear();\r\n },\r\n\r\n /**\r\n * Returns the jQuery element of the option\r\n * matching the given value.\r\n *\r\n * @param {string} value\r\n * @returns {object}\r\n */\r\n getOption: function (value) {\r\n return this.getElementWithValue(value, this.$dropdown_content.find('[data-selectable]'));\r\n },\r\n\r\n /**\r\n * Returns the jQuery element of the next or\r\n * previous selectable option.\r\n *\r\n * @param {object} $option\r\n * @param {int} direction can be 1 for next or -1 for previous\r\n * @return {object}\r\n */\r\n getAdjacentOption: function ($option, direction) {\r\n var $options = this.$dropdown.find('[data-selectable]');\r\n var index = $options.index($option) + direction;\r\n\r\n return index >= 0 && index < $options.length ? $options.eq(index) : $();\r\n },\r\n\r\n /**\r\n * Finds the first element with a \"data-value\" attribute\r\n * that matches the given value.\r\n *\r\n * @param {mixed} value\r\n * @param {object} $els\r\n * @return {object}\r\n */\r\n getElementWithValue: function (value, $els) {\r\n value = hash_key(value);\r\n\r\n if (typeof value !== 'undefined' && value !== null) {\r\n for (var i = 0, n = $els.length; i < n; i++) {\r\n if ($els[i].getAttribute('data-value') === value) {\r\n return $($els[i]);\r\n }\r\n }\r\n }\r\n\r\n return $();\r\n },\r\n\r\n /**\r\n * Returns the jQuery element of the item\r\n * matching the given value.\r\n *\r\n * @param {string} value\r\n * @returns {object}\r\n */\r\n getItem: function (value) {\r\n return this.getElementWithValue(value, this.$control.children());\r\n },\r\n\r\n /**\r\n * \"Selects\" multiple items at once. Adds them to the list\r\n * at the current caret position.\r\n *\r\n * @param {string} value\r\n * @param {boolean} silent\r\n */\r\n addItems: function (values, silent) {\r\n var items = $.isArray(values) ? values : [values];\r\n for (var i = 0, n = items.length; i < n; i++) {\r\n this.isPending = (i < n - 1);\r\n this.addItem(items[i], silent);\r\n }\r\n },\r\n\r\n /**\r\n * \"Selects\" an item. Adds it to the list\r\n * at the current caret position.\r\n *\r\n * @param {string} value\r\n * @param {boolean} silent\r\n */\r\n addItem: function (value, silent) {\r\n var events = silent ? [] : ['change'];\r\n\r\n debounce_events(this, events, function () {\r\n var $item, $option, $options;\r\n var self = this;\r\n var inputMode = self.settings.mode;\r\n var i, active, value_next, wasFull;\r\n value = hash_key(value);\r\n\r\n if (self.items.indexOf(value) !== -1) {\r\n if (inputMode === 'single') self.close();\r\n return;\r\n }\r\n\r\n if (!self.options.hasOwnProperty(value)) return;\r\n if (inputMode === 'single') self.clear(silent);\r\n if (inputMode === 'multi' && self.isFull()) return;\r\n\r\n $item = $(self.render('item', self.options[value]));\r\n wasFull = self.isFull();\r\n self.items.splice(self.caretPos, 0, value);\r\n self.insertAtCaret($item);\r\n if (!self.isPending || (!wasFull && self.isFull())) {\r\n self.refreshState();\r\n }\r\n\r\n if (self.isSetup) {\r\n $options = self.$dropdown_content.find('[data-selectable]');\r\n\r\n // update menu / remove the option (if this is not one item being added as part of series)\r\n if (!self.isPending) {\r\n $option = self.getOption(value);\r\n value_next = self.getAdjacentOption($option, 1).attr('data-value');\r\n self.refreshOptions(self.isFocused && inputMode !== 'single');\r\n if (value_next) {\r\n self.setActiveOption(self.getOption(value_next));\r\n }\r\n }\r\n\r\n // hide the menu if the maximum number of items have been selected or no options are left\r\n if (!$options.length || self.isFull()) {\r\n self.close();\r\n } else {\r\n self.positionDropdown();\r\n }\r\n\r\n self.updatePlaceholder();\r\n self.trigger('item_add', value, $item);\r\n self.updateOriginalInput({ silent: silent });\r\n }\r\n });\r\n },\r\n\r\n /**\r\n * Removes the selected item matching\r\n * the provided value.\r\n *\r\n * @param {string} value\r\n */\r\n removeItem: function (value, silent) {\r\n var self = this;\r\n var $item, i, idx;\r\n\r\n $item = (value instanceof $) ? value : self.getItem(value);\r\n value = hash_key($item.attr('data-value'));\r\n i = self.items.indexOf(value);\r\n\r\n if (i !== -1) {\r\n $item.remove();\r\n if ($item.hasClass('active')) {\r\n idx = self.$activeItems.indexOf($item[0]);\r\n self.$activeItems.splice(idx, 1);\r\n }\r\n\r\n self.items.splice(i, 1);\r\n self.lastQuery = null;\r\n if (!self.settings.persist && self.userOptions.hasOwnProperty(value)) {\r\n self.removeOption(value, silent);\r\n }\r\n\r\n if (i < self.caretPos) {\r\n self.setCaret(self.caretPos - 1);\r\n }\r\n\r\n self.refreshState();\r\n self.updatePlaceholder();\r\n self.updateOriginalInput({ silent: silent });\r\n self.positionDropdown();\r\n self.trigger('item_remove', value, $item);\r\n }\r\n },\r\n\r\n /**\r\n * Invokes the `create` method provided in the\r\n * selectize options that should provide the data\r\n * for the new item, given the user input.\r\n *\r\n * Once this completes, it will be added\r\n * to the item list.\r\n *\r\n * @param {string} value\r\n * @param {boolean} [triggerDropdown]\r\n * @param {function} [callback]\r\n * @return {boolean}\r\n */\r\n createItem: function (input, triggerDropdown) {\r\n var self = this;\r\n var caret = self.caretPos;\r\n input = input || $.trim(self.$control_input.val() || '');\r\n\r\n var callback = arguments[arguments.length - 1];\r\n if (typeof callback !== 'function') callback = function () { };\r\n\r\n if (typeof triggerDropdown !== 'boolean') {\r\n triggerDropdown = true;\r\n }\r\n\r\n if (!self.canCreate(input)) {\r\n callback();\r\n return false;\r\n }\r\n\r\n self.lock();\r\n\r\n var setup = (typeof self.settings.create === 'function') ? this.settings.create : function (input) {\r\n var data = {};\r\n data[self.settings.labelField] = input;\r\n data[self.settings.valueField] = input;\r\n return data;\r\n };\r\n\r\n var create = once(function (data) {\r\n self.unlock();\r\n\r\n if (!data || typeof data !== 'object') return callback();\r\n var value = hash_key(data[self.settings.valueField]);\r\n if (typeof value !== 'string') return callback();\r\n\r\n self.setTextboxValue('');\r\n self.addOption(data);\r\n self.setCaret(caret);\r\n self.addItem(value);\r\n self.refreshOptions(triggerDropdown && self.settings.mode !== 'single');\r\n callback(data);\r\n });\r\n\r\n var output = setup.apply(this, [input, create]);\r\n if (typeof output !== 'undefined') {\r\n create(output);\r\n }\r\n\r\n return true;\r\n },\r\n\r\n /**\r\n * Re-renders the selected item lists.\r\n */\r\n refreshItems: function () {\r\n this.lastQuery = null;\r\n\r\n if (this.isSetup) {\r\n this.addItem(this.items);\r\n }\r\n\r\n this.refreshState();\r\n this.updateOriginalInput();\r\n },\r\n\r\n /**\r\n * Updates all state-dependent attributes\r\n * and CSS classes.\r\n */\r\n refreshState: function () {\r\n this.refreshValidityState();\r\n this.refreshClasses();\r\n },\r\n\r\n /**\r\n * Update the `required` attribute of both input and control input.\r\n *\r\n * The `required` property needs to be activated on the control input\r\n * for the error to be displayed at the right place. `required` also\r\n * needs to be temporarily deactivated on the input since the input is\r\n * hidden and can't show errors.\r\n */\r\n refreshValidityState: function () {\r\n if (!this.isRequired) return false;\r\n\r\n var invalid = !this.items.length;\r\n\r\n this.isInvalid = invalid;\r\n this.$control_input.prop('required', invalid);\r\n this.$input.prop('required', !invalid);\r\n },\r\n\r\n /**\r\n * Updates all state-dependent CSS classes.\r\n */\r\n refreshClasses: function () {\r\n var self = this;\r\n var isFull = self.isFull();\r\n var isLocked = self.isLocked;\r\n\r\n self.$wrapper\r\n .toggleClass('rtl', self.rtl);\r\n\r\n self.$control\r\n .toggleClass('focus', self.isFocused)\r\n .toggleClass('disabled', self.isDisabled)\r\n .toggleClass('required', self.isRequired)\r\n .toggleClass('invalid', self.isInvalid)\r\n .toggleClass('locked', isLocked)\r\n .toggleClass('full', isFull).toggleClass('not-full', !isFull)\r\n .toggleClass('input-active', self.isFocused && !self.isInputHidden)\r\n .toggleClass('dropdown-active', self.isOpen)\r\n .toggleClass('has-options', !$.isEmptyObject(self.options))\r\n .toggleClass('has-items', self.items.length > 0);\r\n\r\n self.$control_input.data('grow', !isFull && !isLocked);\r\n },\r\n\r\n /**\r\n * Determines whether or not more items can be added\r\n * to the control without exceeding the user-defined maximum.\r\n *\r\n * @returns {boolean}\r\n */\r\n isFull: function () {\r\n return this.settings.maxItems !== null && this.items.length >= this.settings.maxItems;\r\n },\r\n\r\n /**\r\n * Refreshes the original or ' + escape_html(label) + ' ');\r\n }\r\n if (!options.length && !this.$input.attr('multiple')) {\r\n options.push(' element.\r\n *\r\n * @param {object} $input\r\n * @param {object} settings_element\r\n */\r\n var init_select = function ($input, settings_element) {\r\n var i, n, tagName, $children, order = 0;\r\n var options = settings_element.options;\r\n var optionsMap = {};\r\n\r\n var readData = function ($el) {\r\n var data = attr_data && $el.attr(attr_data);\r\n if (typeof data === 'string' && data.length) {\r\n return JSON.parse(data);\r\n }\r\n return null;\r\n };\r\n\r\n var addOption = function ($option, group) {\r\n $option = $($option);\r\n\r\n var value = hash_key($option.val());\r\n if (!value && !settings.allowEmptyOption) return;\r\n\r\n // if the option already exists, it's probably been\r\n // duplicated in another optgroup. in this case, push\r\n // the current group to the \"optgroup\" property on the\r\n // existing option so that it's rendered in both places.\r\n if (optionsMap.hasOwnProperty(value)) {\r\n if (group) {\r\n var arr = optionsMap[value][field_optgroup];\r\n if (!arr) {\r\n optionsMap[value][field_optgroup] = group;\r\n } else if (!$.isArray(arr)) {\r\n optionsMap[value][field_optgroup] = [arr, group];\r\n } else {\r\n arr.push(group);\r\n }\r\n }\r\n return;\r\n }\r\n\r\n var option = readData($option) || {};\r\n option[field_label] = option[field_label] || $option.text();\r\n option[field_value] = option[field_value] || value;\r\n option[field_optgroup] = option[field_optgroup] || group;\r\n\r\n optionsMap[value] = option;\r\n options.push(option);\r\n\r\n if ($option.is(':selected')) {\r\n settings_element.items.push(value);\r\n }\r\n };\r\n\r\n var addGroup = function ($optgroup) {\r\n var i, n, id, optgroup, $options;\r\n\r\n $optgroup = $($optgroup);\r\n id = $optgroup.attr('label');\r\n\r\n if (id) {\r\n optgroup = readData($optgroup) || {};\r\n optgroup[field_optgroup_label] = id;\r\n optgroup[field_optgroup_value] = id;\r\n settings_element.optgroups.push(optgroup);\r\n }\r\n\r\n $options = $('option', $optgroup);\r\n for (i = 0, n = $options.length; i < n; i++) {\r\n addOption($options[i], id);\r\n }\r\n };\r\n\r\n settings_element.maxItems = $input.attr('multiple') ? null : 1;\r\n\r\n $children = $input.children();\r\n for (i = 0, n = $children.length; i < n; i++) {\r\n tagName = $children[i].tagName.toLowerCase();\r\n if (tagName === 'optgroup') {\r\n addGroup($children[i]);\r\n } else if (tagName === 'option') {\r\n addOption($children[i]);\r\n }\r\n }\r\n };\r\n\r\n return this.each(function () {\r\n if (this.selectize) return;\r\n\r\n var instance;\r\n var $input = $(this);\r\n var tag_name = this.tagName.toLowerCase();\r\n var placeholder = $input.attr('placeholder') || $input.attr('data-placeholder');\r\n if (!placeholder && !settings.allowEmptyOption) {\r\n placeholder = $input.children('option[value=\"\"]').text();\r\n }\r\n\r\n var settings_element = {\r\n 'placeholder': placeholder,\r\n 'options': [],\r\n 'optgroups': [],\r\n 'items': []\r\n };\r\n\r\n if (tag_name === 'select') {\r\n init_select($input, settings_element);\r\n } else {\r\n init_textbox($input, settings_element);\r\n }\r\n\r\n instance = new Selectize($input, $.extend(true, {}, defaults, settings_element, settings_user));\r\n });\r\n };\r\n\r\n $.fn.selectize.defaults = Selectize.defaults;\r\n $.fn.selectize.support = {\r\n validity: SUPPORTS_VALIDITY_API\r\n };\r\n\r\n\r\n Selectize.define('drag_drop', function (options) {\r\n if (!$.fn.sortable) throw new Error('The \"drag_drop\" plugin requires jQuery UI \"sortable\".');\r\n if (this.settings.mode !== 'multi') return;\r\n var self = this;\r\n\r\n self.lock = (function () {\r\n var original = self.lock;\r\n return function () {\r\n var sortable = self.$control.data('sortable');\r\n if (sortable) sortable.disable();\r\n return original.apply(self, arguments);\r\n };\r\n })();\r\n\r\n self.unlock = (function () {\r\n var original = self.unlock;\r\n return function () {\r\n var sortable = self.$control.data('sortable');\r\n if (sortable) sortable.enable();\r\n return original.apply(self, arguments);\r\n };\r\n })();\r\n\r\n self.setup = (function () {\r\n var original = self.setup;\r\n return function () {\r\n original.apply(this, arguments);\r\n\r\n var $control = self.$control.sortable({\r\n items: '[data-value]',\r\n forcePlaceholderSize: true,\r\n disabled: self.isLocked,\r\n start: function (e, ui) {\r\n ui.placeholder.css('width', ui.helper.css('width'));\r\n $control.css({ overflow: 'visible' });\r\n },\r\n stop: function () {\r\n $control.css({ overflow: 'hidden' });\r\n var active = self.$activeItems ? self.$activeItems.slice() : null;\r\n var values = [];\r\n $control.children('[data-value]').each(function () {\r\n values.push($(this).attr('data-value'));\r\n });\r\n self.setValue(values);\r\n self.setActiveItem(active);\r\n }\r\n });\r\n };\r\n })();\r\n\r\n });\r\n\r\n Selectize.define('dropdown_header', function (options) {\r\n var self = this;\r\n\r\n options = $.extend({\r\n title: 'Untitled',\r\n headerClass: 'selectize-dropdown-header',\r\n titleRowClass: 'selectize-dropdown-header-title',\r\n labelClass: 'selectize-dropdown-header-label',\r\n closeClass: 'selectize-dropdown-header-close',\r\n\r\n html: function (data) {\r\n return (\r\n '' +\r\n '
' +\r\n '
' + data.title + ' ' +\r\n '
× ' +\r\n '
' +\r\n '
' + options.label + ' ';\r\n\r\n /**\r\n * Appends an element as a child (with raw HTML).\r\n *\r\n * @param {string} html_container\r\n * @param {string} html_element\r\n * @return {string}\r\n */\r\n var append = function (html_container, html_element) {\r\n return html_container + html_element;\r\n };\r\n\r\n thisRef.setup = (function () {\r\n var original = self.setup;\r\n return function () {\r\n // override the item rendering method to add the button to each\r\n if (options.append) {\r\n var id = $(self.$input.context).attr('id');\r\n var selectizer = $('#' + id);\r\n\r\n var render_item = self.settings.render.item;\r\n self.settings.render.item = function (data) {\r\n return append(render_item.apply(thisRef, arguments), html);\r\n };\r\n }\r\n\r\n original.apply(thisRef, arguments);\r\n\r\n // add event listener\r\n thisRef.$control.on('click', '.' + options.className, function (e) {\r\n e.preventDefault();\r\n if (self.isLocked) return;\r\n\r\n self.clear();\r\n });\r\n\r\n };\r\n })();\r\n };\r\n\r\n var multiClose = function (thisRef, options) {\r\n\r\n var self = thisRef;\r\n var html = '' + options.label + ' ';\r\n\r\n /**\r\n * Appends an element as a child (with raw HTML).\r\n *\r\n * @param {string} html_container\r\n * @param {string} html_element\r\n * @return {string}\r\n */\r\n var append = function (html_container, html_element) {\r\n var pos = html_container.search(/(<\\/[^>]+>\\s*)$/);\r\n return html_container.substring(0, pos) + html_element + html_container.substring(pos);\r\n };\r\n\r\n thisRef.setup = (function () {\r\n var original = self.setup;\r\n return function () {\r\n // override the item rendering method to add the button to each\r\n if (options.append) {\r\n var render_item = self.settings.render.item;\r\n self.settings.render.item = function (data) {\r\n return append(render_item.apply(thisRef, arguments), html);\r\n };\r\n }\r\n\r\n original.apply(thisRef, arguments);\r\n\r\n // add event listener\r\n thisRef.$control.on('click', '.' + options.className, function (e) {\r\n e.preventDefault();\r\n if (self.isLocked) return;\r\n\r\n var $item = $(e.currentTarget).parent();\r\n self.setActiveItem($item);\r\n if (self.deleteSelection()) {\r\n self.setCaret(self.items.length);\r\n }\r\n });\r\n\r\n };\r\n })();\r\n };\r\n\r\n if (this.settings.mode === 'single') {\r\n singleClose(this, options);\r\n return;\r\n } else {\r\n multiClose(this, options);\r\n }\r\n });\r\n\r\n\r\n Selectize.define('restore_on_backspace', function (options) {\r\n var self = this;\r\n\r\n options.text = options.text || function (option) {\r\n return option[this.settings.labelField];\r\n };\r\n\r\n this.onKeyDown = (function () {\r\n var original = self.onKeyDown;\r\n return function (e) {\r\n var index, option;\r\n if (e.keyCode === KEY_BACKSPACE && this.$control_input.val() === '' && !this.$activeItems.length) {\r\n index = this.caretPos - 1;\r\n if (index >= 0 && index < this.items.length) {\r\n option = this.options[this.items[index]];\r\n if (this.deleteSelection(e)) {\r\n this.setTextboxValue(options.text.apply(this, [option]));\r\n this.refreshOptions(true);\r\n }\r\n e.preventDefault();\r\n return;\r\n }\r\n }\r\n return original.apply(this, arguments);\r\n };\r\n })();\r\n });\r\n\r\n\r\n return Selectize;\r\n}));","/**\r\n * sifter.js\r\n * Copyright (c) 2013 Brian Reavis & contributors\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the \"License\"); you may not use this\r\n * file except in compliance with the License. You may obtain a copy of the License at:\r\n * http://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software distributed under\r\n * the License is distributed on an \"AS IS\" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF\r\n * ANY KIND, either express or implied. See the License for the specific language\r\n * governing permissions and limitations under the License.\r\n *\r\n * @author Brian Reavis \r\n */\r\n\r\n(function (root, factory) {\r\n if (typeof define === 'function' && define.amd) {\r\n define(factory);\r\n } else if (typeof exports === 'object') {\r\n module.exports = factory();\r\n } else {\r\n root.Sifter = factory();\r\n }\r\n}(this, function () {\r\n\r\n /**\r\n * Textually searches arrays and hashes of objects\r\n * by property (or multiple properties). Designed\r\n * specifically for autocomplete.\r\n *\r\n * @constructor\r\n * @param {array|object} items\r\n * @param {object} items\r\n */\r\n var Sifter = function (items, settings) {\r\n this.items = items;\r\n this.settings = settings || { diacritics: true };\r\n };\r\n\r\n /**\r\n * Splits a search string into an array of individual\r\n * regexps to be used to match results.\r\n *\r\n * @param {string} query\r\n * @returns {array}\r\n */\r\n Sifter.prototype.tokenize = function (query) {\r\n query = trim(String(query || '').toLowerCase());\r\n if (!query || !query.length) return [];\r\n\r\n var i, n, regex, letter;\r\n var tokens = [];\r\n var words = query.split(/ +/);\r\n\r\n for (i = 0, n = words.length; i < n; i++) {\r\n regex = escape_regex(words[i]);\r\n if (this.settings.diacritics) {\r\n for (letter in DIACRITICS) {\r\n if (DIACRITICS.hasOwnProperty(letter)) {\r\n regex = regex.replace(new RegExp(letter, 'g'), DIACRITICS[letter]);\r\n }\r\n }\r\n }\r\n tokens.push({\r\n string: words[i],\r\n regex: new RegExp(regex, 'i')\r\n });\r\n }\r\n\r\n return tokens;\r\n };\r\n\r\n /**\r\n * Iterates over arrays and hashes.\r\n *\r\n * ```\r\n * this.iterator(this.items, function(item, id) {\r\n * // invoked for each item\r\n * });\r\n * ```\r\n *\r\n * @param {array|object} object\r\n */\r\n Sifter.prototype.iterator = function (object, callback) {\r\n var iterator;\r\n if (is_array(object)) {\r\n iterator = Array.prototype.forEach || function (callback) {\r\n for (var i = 0, n = this.length; i < n; i++) {\r\n callback(this[i], i, this);\r\n }\r\n };\r\n } else {\r\n iterator = function (callback) {\r\n for (var key in this) {\r\n if (this.hasOwnProperty(key)) {\r\n callback(this[key], key, this);\r\n }\r\n }\r\n };\r\n }\r\n\r\n iterator.apply(object, [callback]);\r\n };\r\n\r\n /**\r\n * Returns a function to be used to score individual results.\r\n *\r\n * Good matches will have a higher score than poor matches.\r\n * If an item is not a match, 0 will be returned by the function.\r\n *\r\n * @param {object|string} search\r\n * @param {object} options (optional)\r\n * @returns {function}\r\n */\r\n Sifter.prototype.getScoreFunction = function (search, options) {\r\n var self, fields, tokens, token_count, nesting;\r\n\r\n self = this;\r\n search = self.prepareSearch(search, options);\r\n tokens = search.tokens;\r\n fields = search.options.fields;\r\n token_count = tokens.length;\r\n nesting = search.options.nesting;\r\n\r\n /**\r\n * Calculates how close of a match the\r\n * given value is against a search token.\r\n *\r\n * @param {mixed} value\r\n * @param {object} token\r\n * @return {number}\r\n */\r\n var scoreValue = function (value, token) {\r\n var score, pos;\r\n\r\n if (!value) return 0;\r\n value = String(value || '');\r\n pos = value.search(token.regex);\r\n if (pos === -1) return 0;\r\n score = token.string.length / value.length;\r\n if (pos === 0) score += 0.5;\r\n return score;\r\n };\r\n\r\n /**\r\n * Calculates the score of an object\r\n * against the search query.\r\n *\r\n * @param {object} token\r\n * @param {object} data\r\n * @return {number}\r\n */\r\n var scoreObject = (function () {\r\n var field_count = fields.length;\r\n if (!field_count) {\r\n return function () { return 0; };\r\n }\r\n if (field_count === 1) {\r\n return function (token, data) {\r\n return scoreValue(getattr(data, fields[0], nesting), token);\r\n };\r\n }\r\n return function (token, data) {\r\n for (var i = 0, sum = 0; i < field_count; i++) {\r\n sum += scoreValue(getattr(data, fields[i], nesting), token);\r\n }\r\n return sum / field_count;\r\n };\r\n })();\r\n\r\n if (!token_count) {\r\n return function () { return 0; };\r\n }\r\n if (token_count === 1) {\r\n return function (data) {\r\n return scoreObject(tokens[0], data);\r\n };\r\n }\r\n\r\n if (search.options.conjunction === 'and') {\r\n return function (data) {\r\n var score;\r\n for (var i = 0, sum = 0; i < token_count; i++) {\r\n score = scoreObject(tokens[i], data);\r\n if (score <= 0) return 0;\r\n sum += score;\r\n }\r\n return sum / token_count;\r\n };\r\n } else {\r\n return function (data) {\r\n for (var i = 0, sum = 0; i < token_count; i++) {\r\n sum += scoreObject(tokens[i], data);\r\n }\r\n return sum / token_count;\r\n };\r\n }\r\n };\r\n\r\n /**\r\n * Returns a function that can be used to compare two\r\n * results, for sorting purposes. If no sorting should\r\n * be performed, `null` will be returned.\r\n *\r\n * @param {string|object} search\r\n * @param {object} options\r\n * @return function(a,b)\r\n */\r\n Sifter.prototype.getSortFunction = function (search, options) {\r\n var i, n, self, field, fields, fields_count, multiplier, multipliers, get_field, implicit_score, sort;\r\n\r\n self = this;\r\n search = self.prepareSearch(search, options);\r\n sort = (!search.query && options.sort_empty) || options.sort;\r\n\r\n /**\r\n * Fetches the specified sort field value\r\n * from a search result item.\r\n *\r\n * @param {string} name\r\n * @param {object} result\r\n * @return {mixed}\r\n */\r\n get_field = function (name, result) {\r\n if (name === '$score') return result.score;\r\n return getattr(self.items[result.id], name, options.nesting);\r\n };\r\n\r\n // parse options\r\n fields = [];\r\n if (sort) {\r\n for (i = 0, n = sort.length; i < n; i++) {\r\n if (search.query || sort[i].field !== '$score') {\r\n fields.push(sort[i]);\r\n }\r\n }\r\n }\r\n\r\n // the \"$score\" field is implied to be the primary\r\n // sort field, unless it's manually specified\r\n if (search.query) {\r\n implicit_score = true;\r\n for (i = 0, n = fields.length; i < n; i++) {\r\n if (fields[i].field === '$score') {\r\n implicit_score = false;\r\n break;\r\n }\r\n }\r\n if (implicit_score) {\r\n fields.unshift({ field: '$score', direction: 'desc' });\r\n }\r\n } else {\r\n for (i = 0, n = fields.length; i < n; i++) {\r\n if (fields[i].field === '$score') {\r\n fields.splice(i, 1);\r\n break;\r\n }\r\n }\r\n }\r\n\r\n multipliers = [];\r\n for (i = 0, n = fields.length; i < n; i++) {\r\n multipliers.push(fields[i].direction === 'desc' ? -1 : 1);\r\n }\r\n\r\n // build function\r\n fields_count = fields.length;\r\n if (!fields_count) {\r\n return null;\r\n } else if (fields_count === 1) {\r\n field = fields[0].field;\r\n multiplier = multipliers[0];\r\n return function (a, b) {\r\n return multiplier * cmp(\r\n get_field(field, a),\r\n get_field(field, b)\r\n );\r\n };\r\n } else {\r\n return function (a, b) {\r\n var i, result, a_value, b_value, field;\r\n for (i = 0; i < fields_count; i++) {\r\n field = fields[i].field;\r\n result = multipliers[i] * cmp(\r\n get_field(field, a),\r\n get_field(field, b)\r\n );\r\n if (result) return result;\r\n }\r\n return 0;\r\n };\r\n }\r\n };\r\n\r\n /**\r\n * Parses a search query and returns an object\r\n * with tokens and fields ready to be populated\r\n * with results.\r\n *\r\n * @param {string} query\r\n * @param {object} options\r\n * @returns {object}\r\n */\r\n Sifter.prototype.prepareSearch = function (query, options) {\r\n if (typeof query === 'object') return query;\r\n\r\n options = extend({}, options);\r\n\r\n var option_fields = options.fields;\r\n var option_sort = options.sort;\r\n var option_sort_empty = options.sort_empty;\r\n\r\n if (option_fields && !is_array(option_fields)) options.fields = [option_fields];\r\n if (option_sort && !is_array(option_sort)) options.sort = [option_sort];\r\n if (option_sort_empty && !is_array(option_sort_empty)) options.sort_empty = [option_sort_empty];\r\n\r\n return {\r\n options: options,\r\n query: String(query || '').toLowerCase(),\r\n tokens: this.tokenize(query),\r\n total: 0,\r\n items: []\r\n };\r\n };\r\n\r\n /**\r\n * Searches through all items and returns a sorted array of matches.\r\n *\r\n * The `options` parameter can contain:\r\n *\r\n * - fields {string|array}\r\n * - sort {array}\r\n * - score {function}\r\n * - filter {bool}\r\n * - limit {integer}\r\n *\r\n * Returns an object containing:\r\n *\r\n * - options {object}\r\n * - query {string}\r\n * - tokens {array}\r\n * - total {int}\r\n * - items {array}\r\n *\r\n * @param {string} query\r\n * @param {object} options\r\n * @returns {object}\r\n */\r\n Sifter.prototype.search = function (query, options) {\r\n var self = this, value, score, search, calculateScore;\r\n var fn_sort;\r\n var fn_score;\r\n\r\n search = this.prepareSearch(query, options);\r\n options = search.options;\r\n query = search.query;\r\n\r\n // generate result scoring function\r\n fn_score = options.score || self.getScoreFunction(search);\r\n\r\n // perform search and sort\r\n if (query.length) {\r\n self.iterator(self.items, function (item, id) {\r\n score = fn_score(item);\r\n if (options.filter === false || score > 0) {\r\n search.items.push({ 'score': score, 'id': id });\r\n }\r\n });\r\n } else {\r\n self.iterator(self.items, function (item, id) {\r\n search.items.push({ 'score': 1, 'id': id });\r\n });\r\n }\r\n\r\n fn_sort = self.getSortFunction(search, options);\r\n if (fn_sort) search.items.sort(fn_sort);\r\n\r\n // apply limits\r\n search.total = search.items.length;\r\n if (typeof options.limit === 'number') {\r\n search.items = search.items.slice(0, options.limit);\r\n }\r\n\r\n return search;\r\n };\r\n\r\n // utilities\r\n // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -\r\n\r\n var cmp = function (a, b) {\r\n if (typeof a === 'number' && typeof b === 'number') {\r\n return a > b ? 1 : (a < b ? -1 : 0);\r\n }\r\n a = asciifold(String(a || ''));\r\n b = asciifold(String(b || ''));\r\n if (a > b) return 1;\r\n if (b > a) return -1;\r\n return 0;\r\n };\r\n\r\n var extend = function (a, b) {\r\n var i, n, k, object;\r\n for (i = 1, n = arguments.length; i < n; i++) {\r\n object = arguments[i];\r\n if (!object) continue;\r\n for (k in object) {\r\n if (object.hasOwnProperty(k)) {\r\n a[k] = object[k];\r\n }\r\n }\r\n }\r\n return a;\r\n };\r\n\r\n /**\r\n * A property getter resolving dot-notation\r\n * @param {Object} obj The root object to fetch property on\r\n * @param {String} name The optionally dotted property name to fetch\r\n * @param {Boolean} nesting Handle nesting or not\r\n * @return {Object} The resolved property value\r\n */\r\n var getattr = function (obj, name, nesting) {\r\n if (!obj || !name) return;\r\n if (!nesting) return obj[name];\r\n var names = name.split(\".\");\r\n while (names.length && (obj = obj[names.shift()]));\r\n return obj;\r\n };\r\n\r\n var trim = function (str) {\r\n return (str + '').replace(/^\\s+|\\s+$|/g, '');\r\n };\r\n\r\n var escape_regex = function (str) {\r\n return (str + '').replace(/([.?*+^$[\\]\\\\(){}|-])/g, '\\\\$1');\r\n };\r\n\r\n var is_array = Array.isArray || (typeof $ !== 'undefined' && $.isArray) || function (object) {\r\n return Object.prototype.toString.call(object) === '[object Array]';\r\n };\r\n\r\n var DIACRITICS = {\r\n 'a': '[aḀḁĂăÂâǍǎȺⱥȦȧẠạÄäÀàÁáĀāÃãÅåąĄÃąĄ]',\r\n 'b': '[b␢βΒB฿𐌁ᛒ]',\r\n 'c': '[cĆćĈĉČčĊċC̄c̄ÇçḈḉȻȼƇƈɕᴄＣｃ]',\r\n 'd': '[dĎďḊḋḐḑḌḍḒḓḎḏĐđD̦d̦ƉɖƊɗƋƌᵭᶁᶑȡᴅＤｄð]',\r\n 'e': '[eÉéÈèÊêḘḙĚěĔĕẼẽḚḛẺẻĖėËëĒēȨȩĘęᶒɆɇȄȅẾếỀềỄễỂểḜḝḖḗḔḕȆȇẸẹỆệⱸᴇＥｅɘǝƏƐε]',\r\n 'f': '[fƑƒḞḟ]',\r\n 'g': '[gɢ₲ǤǥĜĝĞğĢģƓɠĠġ]',\r\n 'h': '[hĤĥĦħḨḩẖẖḤḥḢḣɦʰǶƕ]',\r\n 'i': '[iÍíÌìĬĭÎîǏǐÏïḮḯĨĩĮįĪīỈỉȈȉȊȋỊịḬḭƗɨɨ̆ᵻᶖİiIıɪＩｉ]',\r\n 'j': '[jȷĴĵɈɉʝɟʲ]',\r\n 'k': '[kƘƙꝀꝁḰḱǨǩḲḳḴḵκϰ₭]',\r\n 'l': '[lŁłĽľĻļĹĺḶḷḸḹḼḽḺḻĿŀȽƚⱠⱡⱢɫɬᶅɭȴʟＬｌ]',\r\n 'n': '[nŃńǸǹŇňÑñṄṅŅņṆṇṊṋṈṉN̈n̈ƝɲȠƞᵰᶇɳȵɴＮｎŊŋ]',\r\n 'o': '[oØøÖöÓóÒòÔôǑǒŐőŎŏȮȯỌọƟɵƠơỎỏŌōÕõǪǫȌȍՕօ]',\r\n 'p': '[pṔṕṖṗⱣᵽƤƥᵱ]',\r\n 'q': '[qꝖꝗʠɊɋꝘꝙq̃]',\r\n 'r': '[rŔŕɌɍŘřŖŗṘṙȐȑȒȓṚṛⱤɽ]',\r\n 's': '[sŚśṠṡṢṣꞨꞩŜŝŠšŞşȘșS̈s̈]',\r\n 't': '[tŤťṪṫŢţṬṭƮʈȚțṰṱṮṯƬƭ]',\r\n 'u': '[uŬŭɄʉỤụÜüÚúÙùÛûǓǔŰűŬŭƯưỦủŪūŨũŲųȔȕ∪]',\r\n 'v': '[vṼṽṾṿƲʋꝞꝟⱱʋ]',\r\n 'w': '[wẂẃẀẁŴŵẄẅẆẇẈẉ]',\r\n 'x': '[xẌẍẊẋχ]',\r\n 'y': '[yÝýỲỳŶŷŸÿỸỹẎẏỴỵɎɏƳƴ]',\r\n 'z': '[zŹźẐẑŽžŻżẒẓẔẕƵƶ]'\r\n };\r\n\r\n var asciifold = (function () {\r\n var i, n, k, chunk;\r\n var foreignletters = '';\r\n var lookup = {};\r\n for (k in DIACRITICS) {\r\n if (DIACRITICS.hasOwnProperty(k)) {\r\n chunk = DIACRITICS[k].substring(2, DIACRITICS[k].length - 1);\r\n foreignletters += chunk;\r\n for (i = 0, n = chunk.length; i < n; i++) {\r\n lookup[chunk.charAt(i)] = k;\r\n }\r\n }\r\n }\r\n var regexp = new RegExp('[' + foreignletters + ']', 'g');\r\n return function (str) {\r\n return str.replace(regexp, function 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