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select2/dist/js/select2.amd.js
2014-11-07 20:16:59 -05:00

2280 lines
52 KiB
JavaScript

window.$ = window.$ || {};(function() { if ($ && $.fn && $.fn.select2 && $.fn.select2.amd) { define = $.fn.select2.amd.define; require = $.fn.select2.amd.require; }define('select2/utils',[], function () {
var Utils = {};
Utils.Extend = function (ChildClass, SuperClass) {
var __hasProp = {}.hasOwnProperty;
function BaseConstructor () {
this.constructor = ChildClass;
}
for (var key in SuperClass) {
if (__hasProp.call(SuperClass, key)) {
ChildClass[key] = SuperClass[key];
}
}
BaseConstructor.prototype = SuperClass.prototype;
ChildClass.prototype = new BaseConstructor();
ChildClass.__super__ = SuperClass.prototype;
return ChildClass;
};
function getMethods (theClass) {
var proto = theClass.prototype;
var methods = [];
for (var methodName in proto) {
var m = proto[methodName];
if (typeof m !== 'function') {
continue;
}
methods.push(methodName);
}
return methods;
}
Utils.Decorate = function (SuperClass, DecoratorClass) {
var decoratedMethods = getMethods(DecoratorClass);
var superMethods = getMethods(SuperClass);
function DecoratedClass () {
var unshift = Array.prototype.unshift;
var argCount = DecoratorClass.prototype.constructor.length;
var calledConstructor = SuperClass.prototype.constructor;
if (argCount > 0) {
unshift.call(arguments, SuperClass.prototype.constructor);
calledConstructor = DecoratorClass.prototype.constructor;
}
calledConstructor.apply(this, arguments);
}
DecoratorClass.displayName = SuperClass.displayName;
function ctr () {
this.constructor = DecoratedClass;
}
DecoratedClass.prototype = new ctr();
for (var m = 0; m < superMethods.length; m++) {
var superMethod = superMethods[m];
DecoratedClass.prototype[superMethod] =
SuperClass.prototype[superMethod];
}
var calledMethod = function (methodName) {
// Stub out the original method if it's not decorating an actual method
var originalMethod = function () {};
if (methodName in DecoratedClass.prototype) {
originalMethod = DecoratedClass.prototype[methodName];
}
var decoratedMethod = DecoratorClass.prototype[methodName];
return function () {
var unshift = Array.prototype.unshift;
unshift.call(arguments, originalMethod);
return decoratedMethod.apply(this, arguments);
};
};
for (var d = 0; d < decoratedMethods.length; d++) {
var decoratedMethod = decoratedMethods[d];
DecoratedClass.prototype[decoratedMethod] = calledMethod(decoratedMethod);
}
return DecoratedClass;
};
var Observable = function () {
this.listeners = {};
};
Observable.prototype.on = function (event, callback) {
this.listeners = this.listeners || {};
if (event in this.listeners) {
this.listeners[event].push(callback);
} else {
this.listeners[event] = [callback];
}
};
Observable.prototype.trigger = function (event) {
var slice = Array.prototype.slice;
this.listeners = this.listeners || {};
if (event in this.listeners) {
this.invoke(this.listeners[event], slice.call(arguments, 1));
}
if ('*' in this.listeners) {
this.invoke(this.listeners['*'], arguments);
}
};
Observable.prototype.invoke = function (listeners, params) {
for (var i = 0, len = listeners.length; i < len; i++) {
listeners[i].apply(this, params);
}
};
Utils.Observable = Observable;
Utils.generateChars = function (length) {
var chars = '';
for (var i = 0; i < length; i++) {
var randomChar = Math.floor(Math.random() * 36);
chars += randomChar.toString(36);
}
return chars;
};
return Utils;
});
define('select2/results',[
'./utils'
], function (Utils) {
function Results ($element, options, dataAdapter) {
this.$element = $element;
this.data = dataAdapter;
this.options = options;
Results.__super__.constructor.call(this);
}
Utils.Extend(Results, Utils.Observable);
Results.prototype.render = function () {
var $results = $(
'<ul class="options" role="tree"></ul>'
);
if (this.options.get('multiple')) {
$results.attr('aria-multiselectable', 'true');
}
this.$results = $results;
return $results;
};
Results.prototype.clear = function () {
this.$results.empty();
};
Results.prototype.displayMessage = function (params) {
this.clear();
var $message = $('<li role="treeitem" class="option"></li>');
var message = this.options.get('translations').get(params.message);
$message.text(message(params.args));
this.$results.append($message);
};
Results.prototype.append = function (data) {
var $options = [];
if (data.length === 0) {
if (this.$results.children().length === 0) {
this.trigger('results:message', {
message: 'noResults'
});
}
return;
}
data = this.sort(data);
for (var d = 0; d < data.length; d++) {
var item = data[d];
var $option = this.option(item);
$options.push($option);
}
this.$results.append($options);
};
Results.prototype.sort = function (data) {
return data;
};
Results.prototype.setClasses = function () {
var self = this;
this.data.current(function (selected) {
var selectedIds = $.map(selected, function (s) {
return s.id.toString();
});
var $options = self.$results.find('.option[aria-selected]');
$options.each(function () {
var $option = $(this);
var item = $.data(this, 'data');
if (item.id != null && selectedIds.indexOf(item.id.toString()) > -1) {
$option.attr('aria-selected', 'true');
} else {
$option.attr('aria-selected', 'false');
}
});
var $selected = $options.filter('[aria-selected=true]');
// Check if there are any selected options
if ($selected.length > 0) {
// If there are selected options, highlight the first
$selected.first().trigger('mouseenter');
} else {
// If there are no selected options, highlight the first option
// in the dropdown
$options.first().trigger('mouseenter');
}
});
};
Results.prototype.option = function (data) {
var option = document.createElement('li');
option.className = 'option';
var attrs = {
'role': 'treeitem',
'aria-selected': 'false'
};
if (data.disabled) {
delete attrs['aria-selected'];
attrs['aria-disabled'] = 'true';
}
if (data.id == null) {
delete attrs['aria-selected'];
}
if (data._resultId != null) {
option.id = data._resultId;
}
if (data.children) {
attrs.role = 'group';
attrs['aria-label'] = data.text;
delete attrs['aria-selected'];
}
for (var attr in attrs) {
var val = attrs[attr];
option.setAttribute(attr, val);
}
if (data.children) {
var $option = $(option);
var label = document.createElement('strong');
label.className = 'group-label';
var $label = $(label);
this.template(data, label);
var $children = [];
for (var c = 0; c < data.children.length; c++) {
var child = data.children[c];
var $child = this.option(child);
$children.push($child);
}
var $childrenContainer = $('<ul class="options nested-options"></ul>');
$childrenContainer.append($children);
$option.append(label);
$option.append($childrenContainer);
} else {
this.template(data, option);
}
$.data(option, 'data', data);
return option;
};
Results.prototype.bind = function (container, $container) {
var self = this;
var id = container.id + '-results';
this.$results.attr('id', id);
container.on('results:all', function (params) {
self.clear();
self.append(params.data);
if (container.isOpen()) {
self.setClasses();
}
});
container.on('results:append', function (params) {
self.append(params.data);
if (container.isOpen()) {
self.setClasses();
}
});
container.on('select', function () {
if (!container.isOpen()) {
return;
}
self.setClasses();
});
container.on('unselect', function () {
if (!container.isOpen()) {
return;
}
self.setClasses();
});
container.on('open', function () {
// When the dropdown is open, aria-expended="true"
self.$results.attr('aria-expanded', 'true');
self.$results.attr('aria-hidden', 'false');
self.setClasses();
self.ensureHighlightVisible();
});
container.on('close', function () {
// When the dropdown is closed, aria-expended="false"
self.$results.attr('aria-expanded', 'false');
self.$results.attr('aria-hidden', 'true');
self.$results.removeAttr('aria-activedescendant');
});
container.on('results:select', function () {
var $highlighted = self.$results.find('.highlighted');
if ($highlighted.length === 0) {
return;
}
var data = $highlighted.data('data');
if ($highlighted.attr('aria-selected') == 'true') {
self.trigger('unselected', {
data: data
});
} else {
self.trigger('selected', {
data: data
});
}
});
container.on('results:previous', function () {
var $highlighted = self.$results.find('.highlighted');
var $options = self.$results.find('[aria-selected]');
var currentIndex = $options.index($highlighted);
// If we are already at te top, don't move further
if (currentIndex === 0) {
return;
}
var nextIndex = currentIndex - 1;
// If none are highlighted, highlight the first
if ($highlighted.length === 0) {
nextIndex = 0;
}
var $next = $options.eq(nextIndex);
$next.trigger('mouseenter');
var currentOffset = self.$results.offset().top;
var nextTop = $next.offset().top;
var nextOffset = self.$results.scrollTop() + (nextTop - currentOffset);
if (nextIndex === 0) {
self.$results.scrollTop(0);
} else if (nextTop - currentOffset < 0) {
self.$results.scrollTop(nextOffset);
}
});
container.on('results:next', function () {
var $highlighted = self.$results.find('.highlighted');
var $options = self.$results.find('[aria-selected]');
var currentIndex = $options.index($highlighted);
var nextIndex = currentIndex + 1;
// If we are at the last option, stay there
if (nextIndex >= $options.length) {
return;
}
var $next = $options.eq(nextIndex);
$next.trigger('mouseenter');
var currentOffset = self.$results.offset().top +
self.$results.outerHeight(false);
var nextBottom = $next.offset().top + $next.outerHeight(false);
var nextOffset = self.$results.scrollTop() + nextBottom - currentOffset;
if (nextIndex === 0) {
self.$results.scrollTop(0);
} else if (nextBottom > currentOffset) {
self.$results.scrollTop(nextOffset);
}
});
container.on('results:focus', function (params) {
params.element.addClass('highlighted');
});
container.on('results:message', function (params) {
self.trigger('results:message', params);
});
this.on('results:message', function (params) {
self.displayMessage(params);
});
this.$results.on('mouseup', '.option[aria-selected]', function (evt) {
var $this = $(this);
var data = $this.data('data');
if ($this.attr('aria-selected') === 'true') {
self.trigger('unselected', {
originalEvent: evt,
data: data
});
return;
}
self.trigger('selected', {
originalEvent: evt,
data: data
});
});
this.$results.on('mouseenter', '.option[aria-selected]', function (evt) {
var data = $(this).data('data');
self.$results.find('.option.highlighted').removeClass('highlighted');
self.trigger('results:focus', {
data: data,
element: $(this)
});
});
this.$results.on('mouseleave', '.option', function (evt) {
if ($(this).hasClass('highlighted')) {
$(this).removeClass('highlighted');
self.$results.removeAttr('aria-activedescendant');
}
});
};
Results.prototype.ensureHighlightVisible = function () {
var $highlighted = this.$results.find('.highlighted');
if ($highlighted.length === 0) {
return;
}
var $options = this.$results.find('[aria-selected]');
var currentIndex = $options.index($highlighted);
var currentOffset = this.$results.offset().top;
var nextTop = $highlighted.offset().top;
var nextOffset = this.$results.scrollTop() + (nextTop - currentOffset);
var offsetDelta = nextTop - currentOffset;
nextOffset -= $highlighted.outerHeight(false) * 2;
if (currentIndex <= 2) {
this.$results.scrollTop(0);
} else if (offsetDelta > this.$results.outerHeight() || offsetDelta < 0) {
this.$results.scrollTop(nextOffset);
}
};
Results.prototype.template = function (result, container) {
var template = this.options.get('templateResult');
container.innerHTML = template(result);
};
return Results;
});
define('select2/selection/base',[
'../utils'
], function (Utils) {
function BaseSelection ($element, options) {
this.$element = $element;
this.options = options;
BaseSelection.__super__.constructor.call(this);
}
Utils.Extend(BaseSelection, Utils.Observable);
BaseSelection.prototype.render = function () {
throw new Error('The `render` method must be defined in child classes.');
};
BaseSelection.prototype.bind = function (container, $container) {
var self = this;
container.on('selection:update', function (params) {
self.update(params.data);
});
container.on('open', function () {
$(document.body).on('mousedown.select2.' + container.id, function (e) {
var $target = $(e.target);
var $select = $target.closest('.select2');
var $all = $('.select2.open');
$all.each(function () {
var $this = $(this);
if (this == $select[0]) {
return;
}
var $element = $this.data('element');
$element.select2('close');
});
});
container.on('close', function () {
$(document.body).off('mousedown.select2.' + container.id);
});
});
};
BaseSelection.prototype.update = function (data) {
throw new Error('The `update` method must be defined in child classes.');
};
return BaseSelection;
});
define('select2/keys',[
], function () {
var KEYS = {
BACKSPACE: 8,
TAB: 9,
ENTER: 13,
SHIFT: 16,
CTRL: 17,
ALT: 18,
ESC: 27,
SPACE: 32,
PAGE_UP: 33,
PAGE_DOWN: 34,
END: 35,
HOME: 36,
LEFT: 37,
UP: 38,
RIGHT: 39,
DOWN: 40,
DELETE: 46,
isArrow: function (k) {
k = k.which ? k.which : k;
switch (k) {
case KEY.LEFT:
case KEY.RIGHT:
case KEY.UP:
case KEY.DOWN:
return true;
}
return false;
}
};
return KEYS;
});
define('select2/selection/single',[
'./base',
'../utils',
'../keys'
], function (BaseSelection, Utils, KEYS) {
function SingleSelection () {
SingleSelection.__super__.constructor.apply(this, arguments);
}
Utils.Extend(SingleSelection, BaseSelection);
SingleSelection.prototype.render = function () {
var $selection = $(
'<span class="single-select" tabindex="0" role="combobox" ' +
'aria-autocomplete="list" aria-haspopup="true" aria-expanded="false">' +
'<span class="rendered-selection"></span>' +
'</span>'
);
$selection.attr('title', this.$element.attr('title'));
this.$selection = $selection;
return $selection;
};
SingleSelection.prototype.bind = function (container, $container) {
var self = this;
SingleSelection.__super__.bind.apply(this, arguments);
var id = container.id + '-container';
var resultsId = container.id + '-results';
this.$selection.find('.rendered-selection').attr('id', id);
this.$selection.attr('aria-labelledby', id);
this.$selection.attr('aria-owns', resultsId);
this.$selection.on('mousedown', function (evt) {
// Only respond to left clicks
if (evt.which !== 1) {
return;
}
self.trigger('toggle', {
originalEvent: evt
});
});
container.on('open', function () {
// When the dropdown is open, aria-expanded="true"
self.$selection.attr('aria-expanded', 'true');
});
container.on('close', function () {
// When the dropdown is closed, aria-expanded="false"
self.$selection.attr('aria-expanded', 'false');
self.$selection.removeAttr('aria-activedescendant');
self.$selection.focus();
});
this.$selection.on('focus', function (evt) {
// User focuses on the container
});
this.$selection.on('blur', function (evt) {
// User exits the container
});
this.$selection.on('keydown', function (evt) {
self.trigger('keypress', evt);
if (evt.which === KEYS.SPACE) {
evt.preventDefault();
}
});
container.on('results:focus', function (params) {
self.$selection.attr('aria-activedescendant', params.data._resultId);
});
container.on('selection:update', function (params) {
self.update(params.data);
});
};
SingleSelection.prototype.clear = function () {
this.$selection.find('.rendered-selection').empty();
};
SingleSelection.prototype.display = function (data) {
var template = this.options.get('templateSelection');
return template(data);
};
SingleSelection.prototype.selectionContainer = function () {
return $('<span></span>');
};
SingleSelection.prototype.update = function (data) {
if (data.length === 0) {
this.clear();
return;
}
var selection = data[0];
var formatted = this.display(selection);
this.$selection.find('.rendered-selection').html(formatted);
};
return SingleSelection;
});
define('select2/selection/multiple',[
'./base',
'../utils'
], function (BaseSelection, Utils) {
function MultipleSelection ($element, options) {
MultipleSelection.__super__.constructor.apply(this, arguments);
}
Utils.Extend(MultipleSelection, BaseSelection);
MultipleSelection.prototype.render = function () {
var $selection = $(
'<span class="multiple-select">' +
'<ul class="rendered-selection"></ul>' +
'</span>'
);
this.$selection = $selection;
return $selection;
};
MultipleSelection.prototype.bind = function (container, $container) {
var self = this;
MultipleSelection.__super__.bind.apply(this, arguments);
this.$selection.on('click', function (evt) {
self.trigger('toggle', {
originalEvent: evt
});
});
this.$selection.on('click', '.remove', function (evt) {
var $remove = $(this);
var $selection = $remove.parent();
var data = $selection.data('data');
self.trigger('unselected', {
originalEvent: evt,
data: data
});
});
};
MultipleSelection.prototype.clear = function () {
this.$selection.find('.rendered-selection').empty();
};
MultipleSelection.prototype.display = function (data) {
var template = this.options.get('templateSelection');
return template(data);
};
MultipleSelection.prototype.selectionContainer = function () {
var $container = $(
'<li class="choice">' +
'<span class="remove" role="presentation">&times;</span>' +
'</li>'
);
return $container;
};
MultipleSelection.prototype.update = function (data) {
this.clear();
if (data.length === 0) {
return;
}
var $selections = [];
for (var d = 0; d < data.length; d++) {
var selection = data[d];
var formatted = this.display(selection);
var $selection = this.selectionContainer();
$selection.append(formatted);
$selection.data('data', selection);
$selections.push($selection);
}
this.$selection.find('.rendered-selection').append($selections);
};
return MultipleSelection;
});
define('select2/selection/placeholder',[
'../utils'
], function (Utils) {
function Placeholder (decorated, $element, options) {
this.placeholder = this.normalizePlaceholder(options.get('placeholder'));
decorated.call(this, $element, options);
}
Placeholder.prototype.normalizePlaceholder = function (_, placeholder) {
if (typeof placeholder === 'string') {
placeholder = {
id: '',
text: placeholder
};
}
return placeholder;
};
Placeholder.prototype.update = function (decorated, data) {
var singlePlaceholder = (
data.length == 1 && data[0].id != this.placeholder.id
);
var multipleSelections = data.length > 1;
if (multipleSelections || singlePlaceholder) {
return decorated.call(this, data);
}
this.clear();
var $placeholder = this.selectionContainer();
$placeholder.html(this.display(this.placeholder));
$placeholder.addClass('placeholder').removeClass('choice');
this.$selection.find('.rendered-selection').append($placeholder);
};
return Placeholder;
});
define('select2/translation',[
], function () {
function Translation (dict) {
this.dict = dict || {};
}
Translation.prototype.all = function () {
return this.dict;
};
Translation.prototype.get = function (key) {
return this.dict[key];
};
Translation.prototype.extend = function (translation) {
this.dict = $.extend({}, translation.all(), this.dict);
};
// Static functions
Translation._cache = {};
Translation.loadPath = function (path) {
if (!(path in Translation._cache)) {
var translations = require(path);
Translation._cache[path] = translations;
}
return new Translation(Translation._cache[path]);
};
return Translation;
});
define('select2/data/base',[
'../utils'
], function (Utils) {
function BaseAdapter ($element, options) {
BaseAdapter.__super__.constructor.call(this);
}
Utils.Extend(BaseAdapter, Utils.Observable);
BaseAdapter.prototype.current = function (callback) {
throw new Error('The `current` method must be defined in child classes.');
};
BaseAdapter.prototype.query = function (params, callback) {
throw new Error('The `query` method must be defined in child classes.');
};
BaseAdapter.prototype.bind = function (container, $container) {
// Can be implemented in subclasses
};
BaseAdapter.prototype.generateResultId = function (container, data) {
var id = container.id + '-result-';
id += Utils.generateChars(4);
if (data.id != null) {
id += '-' + data.id.toString();
} else {
id += '-' + Utils.generateChars(4);
}
return id;
};
return BaseAdapter;
});
define('select2/data/select',[
'./base',
'../utils',
'jquery'
], function (BaseAdapter, Utils, $) {
function SelectAdapter ($element, options) {
this.$element = $element;
this.options = options;
SelectAdapter.__super__.constructor.call(this);
}
Utils.Extend(SelectAdapter, BaseAdapter);
SelectAdapter.prototype.current = function (callback) {
var data = [];
var self = this;
this.$element.find(':selected').each(function () {
var $option = $(this);
var option = self.item($option);
data.push(option);
});
callback(data);
};
SelectAdapter.prototype.select = function (data) {
var self = this;
if (this.$element.prop('multiple')) {
this.current(function (currentData) {
var val = [];
data = [data];
data.push.apply(data, currentData);
for (var d = 0; d < data.length; d++) {
id = data[d].id;
if (val.indexOf(id) === -1) {
val.push(id);
}
}
self.$element.val(val);
self.$element.trigger('change');
});
} else {
var val = data.id;
this.$element.val(val);
this.$element.trigger('change');
}
};
SelectAdapter.prototype.unselect = function (data) {
var self = this;
if (!this.$element.prop('multiple')) {
return;
}
this.current(function (currentData) {
var val = [];
for (var d = 0; d < currentData.length; d++) {
id = currentData[d].id;
if (id !== data.id && val.indexOf(id) === -1) {
val.push(id);
}
}
self.$element.val(val);
self.$element.trigger('change');
});
};
SelectAdapter.prototype.bind = function (container, $container) {
var self = this;
this.container = container;
container.on('select', function (params) {
self.select(params.data);
});
container.on('unselect', function (params) {
self.unselect(params.data);
});
};
SelectAdapter.prototype.query = function (params, callback) {
var data = [];
var self = this;
var $options = this.$element.children();
$options.each(function () {
var $option = $(this);
if (!$option.is('option') && !$option.is('optgroup')) {
return;
}
var option = self.item($option);
var matches = self.matches(params, option);
if (matches !== null) {
data.push(matches);
}
});
callback(data);
};
SelectAdapter.prototype.option = function (data) {
var option = document.createElement('option');
option.value = data.id;
if (data.disabled) {
option.disabled = true;
}
if (data.selected) {
option.selected = true;
}
option.innerText = data.text;
var $option = $(option);
var normalizedData = this._normalizeItem(data);
// Override the option's data with the combined data
$.data(option, 'data', normalizedData);
return $option;
};
SelectAdapter.prototype.item = function ($option) {
var data = {};
data = $.data($option[0], 'data');
if (data != null) {
return data;
}
if ($option.is('option')) {
data = {
id: $option.val(),
text: $option.html(),
disabled: $option.prop('disabled'),
selected: $option.prop('selected')
};
} else if ($option.is('optgroup')) {
data = {
text: $option.attr('label'),
children: []
};
var $children = $option.children('option');
var children = [];
for (var c = 0; c < $children.length; c++) {
var $child = $($children[c]);
var child = this.item($child);
children.push(child);
}
data.children = children;
}
data = this._normalizeItem(data);
$.data($option[0], 'data', data);
return data;
};
SelectAdapter.prototype._normalizeItem = function (item) {
var defaults = {
selected: false,
disabled: false
};
if (item.id != null) {
item.id = item.id.toString();
}
if (item.text != null) {
item.text = item.text.toString();
}
if (item._resultId == null && item.id && this.container != null) {
item._resultId = this.generateResultId(this.container, item);
}
return $.extend({}, defaults, item);
};
SelectAdapter.prototype.matches = function (params, data) {
var matcher = this.options.get('matcher');
return matcher(params, data);
};
return SelectAdapter;
});
define('select2/data/array',[
'./select',
'../utils',
'jquery'
], function (SelectAdapter, Utils, $) {
function ArrayAdapter ($element, options) {
var data = options.get('data');
ArrayAdapter.__super__.constructor.call(this, $element, options);
this.convertToOptions(data);
}
Utils.Extend(ArrayAdapter, SelectAdapter);
ArrayAdapter.prototype.select = function (data) {
var $option = this.$element.find('option[value="' + data.id + '"]');
if ($option.length === 0) {
$option = this.option(data);
this.$element.append($option);
}
ArrayAdapter.__super__.select.call(this, data);
};
ArrayAdapter.prototype.convertToOptions = function (data) {
var self = this;
var $existing = this.$element.find('option');
var existingIds = $existing.map(function () {
return self.item($(this)).id;
}).get();
// Filter out all items except for the one passed in the argument
function onlyItem (item) {
return function () {
return $(this).val() == item.id;
};
}
for (var d = 0; d < data.length; d++) {
var item = data[d];
item.id = item.id.toString();
// Skip items which were pre-loaded, only merge the data
if (existingIds.indexOf(item.id) >= 0) {
var $existingOption = $existing.filter(onlyItem(item));
var existingData = this.item($existingOption);
var newData = $.extend(true, {}, existingData, item);
var $newOption = this.option(existingData);
$existingOption.replaceWith($newOption);
continue;
}
var $option = this.option(item);
this.$element.append($option);
}
};
return ArrayAdapter;
});
define('select2/data/ajax',[
'./array',
'../utils',
'jquery'
], function (ArrayAdapter, Utils, $) {
function AjaxAdapter ($element, options) {
this.ajaxOptions = options.get('ajax');
if (this.ajaxOptions.processResults != null) {
this.processResults = this.ajaxOptions.processResults;
}
ArrayAdapter.__super__.constructor.call(this, $element, options);
}
Utils.Extend(AjaxAdapter, ArrayAdapter);
AjaxAdapter.prototype.processResults = function (results) {
return results;
};
AjaxAdapter.prototype.query = function (params, callback) {
var matches = [];
var self = this;
var options = $.extend({
type: 'GET'
}, this.ajaxOptions);
if (typeof options.url === 'function') {
options.url = options.url(params);
}
if (typeof options.data === 'function') {
options.data = options.data(params);
}
function request () {
var $request = $.ajax(options);
$request.success(function (data) {
var results = self.processResults(data);
callback(results);
});
}
if (this.ajaxOptions.delay && params.term !== '') {
if (this._queryTimeout) {
window.clearTimeout(this._queryTimeout);
}
this._queryTimeout = window.setTimeout(request, this.ajaxOptions.delay);
} else {
request();
}
};
return AjaxAdapter;
});
define('select2/data/tags',[
], function () {
function Tags (decorated, $element, options) {
var tags = options.get('tags');
decorated.call(this, $element, options);
}
Tags.prototype.query = function (decorated, params, callback) {
var self = this;
this._removeOldTags();
if (params.term == null || params.term === '' || params.page != null) {
decorated.call(this, params, callback);
return;
}
function wrapper (data, child) {
for (var i = 0; i < data.length; i++) {
var option = data[i];
var checkChildren = (
option.children != null && !wrapper(option.children, true)
);
var checkText = option.text === params.term;
if (checkText || checkChildren) {
if (child) {
return false;
}
callback(data);
return;
}
}
if (child) {
return true;
}
var tag = self.createTag(params);
var $option = self.option(tag);
$option.attr('data-select2-tag', true);
self.$element.append($option);
self.insertTag(data, tag);
callback(data);
}
decorated.call(this, params, wrapper);
};
Tags.prototype.createTag = function (decorated, params) {
return {
id: params.term,
text: params.term
};
};
Tags.prototype.insertTag = function (_, data, tag) {
data.unshift(tag);
};
Tags.prototype._removeOldTags = function (_) {
var tag = this._lastTag;
var $options = this.$element.find('option[data-select2-tag]');
$options.each(function () {
if (this.selected) {
return;
}
$(this).remove();
});
};
return Tags;
});
define('select2/data/minimumInputLength',[
], function () {
function MinimumInputLength (decorated, $e, options) {
this.minimumInputLength = options.get('minimumInputLength');
decorated.call(this, $e, options);
}
MinimumInputLength.prototype.query = function (decorated, params, callback) {
params.term = params.term || '';
if (params.term.length < this.minimumInputLength) {
this.trigger('results:message', {
message: 'inputTooShort',
args: {
minimum: this.minimumInputLength,
input: params.term,
params: params
}
});
return;
}
decorated.call(this, params, callback);
};
return MinimumInputLength;
});
define('select2/dropdown',[
'./utils'
], function (Utils) {
function Dropdown ($element, options) {
this.$element = $element;
}
Utils.Extend(Dropdown, Utils.Observable);
Dropdown.prototype.render = function () {
var $dropdown = $(
'<span class="dropdown">' +
'<span class="results"></span>' +
'</span>'
);
return $dropdown;
};
Dropdown.prototype.bind = function (container, $container) {
// Can be implemented in subclasses
};
return Dropdown;
});
define('select2/dropdown/search',[
'../utils'
], function (Utils) {
function Search () { }
Search.prototype.render = function (decorated) {
var $rendered = decorated.call(this);
var $search = $(
'<span class="search">' +
'<input type="search" name="search" tabindex="-1" role="textbox" />' +
'</span>'
);
this.$searchContainer = $search;
this.$search = $search.find('input');
$rendered.prepend($search);
return $rendered;
};
Search.prototype.bind = function (decorated, container, $container) {
var self = this;
decorated.call(this, container, $container);
this.$search.on('keydown', function (evt) {
self.trigger('keypress', evt);
self._keyUpPrevented = evt.isDefaultPrevented();
});
this.$search.on('keyup', function (evt) {
self.handleSearch(evt);
});
container.on('open', function () {
self.$search.attr('tabindex', 0);
self.$search.focus();
});
container.on('close', function () {
self.$search.attr('tabindex', -1);
self.$search.val('');
});
container.on('results:all', function (params) {
if (params.query.term == null || params.query.term === '') {
var showSearch = self.showSearch(params);
if (showSearch) {
self.$searchContainer.show();
} else {
self.$searchContainer.hide();
}
}
});
};
Search.prototype.handleSearch = function (evt) {
if (!this._keyUpPrevented) {
var input = this.$search.val();
this.trigger('query', {
term: input
});
}
this._keyUpPrevented = false;
};
Search.prototype.showSearch = function (_, params) {
return true;
};
return Search;
});
define('select2/dropdown/hidePlaceholder',[
], function () {
function HidePlaceholder (decorated, $element, options, dataAdapter) {
this.placeholder = this.normalizePlaceholder(options.get('placeholder'));
decorated.call(this, $element, options, dataAdapter);
}
HidePlaceholder.prototype.append = function (decorated, data) {
data = this.removePlaceholder(data);
decorated.call(this, data);
};
HidePlaceholder.prototype.normalizePlaceholder = function (_, placeholder) {
if (typeof placeholder === 'string') {
placeholder = {
id: '',
text: placeholder
};
}
return placeholder;
};
HidePlaceholder.prototype.removePlaceholder = function (_, data) {
var modifiedData = data.slice(0);
for (var d = data.length - 1; d >= 0; d--) {
var item = data[d];
if (this.placeholder.id === item.id) {
modifiedData.splice(d, 1);
}
}
return modifiedData;
};
return HidePlaceholder;
});
define('select2/dropdown/infiniteScroll',[
'jquery'
], function ($) {
function InfiniteScroll (decorated, $element, options, dataAdapter) {
this.lastParams = {};
decorated.call(this, $element, options, dataAdapter);
this.$loadingMore = this.createLoadingMore();
this.loading = false;
}
InfiniteScroll.prototype.append = function (decorated, data) {
this.$loadingMore.remove();
decorated.call(this, data);
if (data.length > 0) {
this.$results.append(this.$loadingMore);
}
this.loading = false;
};
InfiniteScroll.prototype.bind = function (decorated, container, $container) {
var self = this;
decorated.call(this, container, $container);
container.on('query', function (params) {
self.lastParams = params;
self.loading = true;
});
container.on('query:append', function (params) {
self.lastParams = params;
self.loading = true;
});
this.$results.on('scroll', function () {
var loadMoreVisible = $.contains(
document.documentElement,
self.$loadingMore[0]
);
if (self.loading || !loadMoreVisible) {
return;
}
var currentOffset = self.$results.offset().top +
self.$results.outerHeight(false);
var loadingMoreOffset = self.$loadingMore.offset().top +
self.$loadingMore.outerHeight(false);
if (currentOffset + 50 >= loadingMoreOffset) {
self.loadMore();
}
});
};
InfiniteScroll.prototype.loadMore = function () {
this.loading = true;
var params = $.extend({}, {page: 1}, this.lastParams);
params.page++;
this.trigger('query:append', params);
};
InfiniteScroll.prototype.createLoadingMore = function () {
var $option = $(
'<li class="option load-more" role="treeitem"></li>'
);
var message = this.options.get('translations').get('loadingMore');
$option.html(message(this.lastParams));
return $option;
};
return InfiniteScroll;
});
define('select2/i18n/en',[],function () {
return {
inputTooShort: function (args) {
var remainingChars = args.minimum - args.input.length;
var message = 'Please enter ' + remainingChars + ' or more character';
if (remainingChars != 1) {
message += 's';
}
return message;
},
loadingMore: function () {
return 'Loading more results…';
},
noResults: function () {
return 'No results found';
}
};
});
define('select2/defaults',[
'jquery',
'./results',
'./selection/single',
'./selection/multiple',
'./selection/placeholder',
'./utils',
'./translation',
'./data/select',
'./data/array',
'./data/ajax',
'./data/tags',
'./data/minimumInputLength',
'./dropdown',
'./dropdown/search',
'./dropdown/hidePlaceholder',
'./dropdown/infiniteScroll',
'./i18n/en'
], function ($, ResultsList,
SingleSelection, MultipleSelection, Placeholder,
Utils, Translation,
SelectData, ArrayData, AjaxData, Tags, MinimumInputLength,
Dropdown, Search, HidePlaceholder, InfiniteScroll,
EnglishTranslation) {
function Defaults () {
this.reset();
}
Defaults.prototype.apply = function (options) {
options = $.extend({}, this.defaults, options);
if (options.dataAdapter == null) {
if (options.ajax != null) {
options.dataAdapter = AjaxData;
} else if (options.data != null) {
options.dataAdapter = ArrayData;
} else {
options.dataAdapter = SelectData;
}
}
if (options.minimumInputLength > 0) {
options.dataAdapter = Utils.Decorate(
options.dataAdapter,
MinimumInputLength
);
}
if (options.tags != null) {
options.dataAdapter = Utils.Decorate(options.dataAdapter, Tags);
}
if (options.resultsAdapter == null) {
options.resultsAdapter = ResultsList;
if (options.ajax != null) {
options.resultsAdapter = Utils.Decorate(
options.resultsAdapter,
InfiniteScroll
);
}
if (options.placeholder != null) {
options.resultsAdapter = Utils.Decorate(
options.resultsAdapter,
HidePlaceholder
);
}
}
if (options.dropdownAdapter == null) {
var SearchableDropdown = Utils.Decorate(Dropdown, Search);
options.dropdownAdapter = SearchableDropdown;
}
if (options.selectionAdapter == null) {
if (options.multiple) {
options.selectionAdapter = MultipleSelection;
} else {
options.selectionAdapter = SingleSelection;
}
// Add the placeholder mixin if a placeholder was specified
if (options.placeholder != null) {
options.selectionAdapter = Utils.Decorate(
options.selectionAdapter,
Placeholder
);
}
}
if (typeof options.language === 'string') {
options.language = [options.language];
}
if ($.isArray(options.language)) {
var languages = new Translation();
var languageNames = options.language.concat(this.defaults.language);
for (var l = 0; l < languageNames.length; l++) {
var name = languageNames[l];
var language = {};
try {
// Try to load it with the original name
language = Translation.loadPath(name);
} catch (e) {
// If we couldn't load it, check if it wasn't the full path
name = 'select2/i18n/' + name;
language = Translation.loadPath(name);
}
languages.extend(language);
}
options.translations = languages;
} else {
options.translations = new Translations(options.language);
}
return options;
};
Defaults.prototype.reset = function () {
function matcher (params, data) {
// Always return the object if there is nothing to compare
if ($.trim(params.term) === '') {
return data;
}
// Do a recursive check for options with children
if (data.children && data.children.length > 0) {
// Clone the data object if there are children
// This is required as we modify the object to remove any non-matches
var match = $.extend(true, {}, data);
// Check each child of the option
for (var c = data.children.length - 1; c >= 0; c--) {
var child = data.children[c];
var matches = matcher(params, child);
// If there wasn't a match, remove the object in the array
if (matches == null) {
match.children.splice(c, 1);
}
}
// If any children matched, return the new object
if (match.children.length > 0) {
return match;
}
// If there were no matching children, check just the plain object
return matcher(params, match);
}
// Check if the text contains the term
if (data.text.toUpperCase().indexOf(params.term.toUpperCase()) > -1) {
return data;
}
// If it doesn't contain the term, don't return anything
return null;
}
this.defaults = {
language: ['select2/i18n/en'],
matcher: matcher,
minimumInputLength: 0,
templateResult: function (result) {
return result.text;
},
templateSelection: function (selection) {
return selection.text;
}
};
};
var defaults = new Defaults();
return defaults;
});
define('select2/options',[
'./defaults'
], function (Defaults) {
function Options (options, $element) {
this.options = options;
if ($element != null) {
this.fromElement($element);
}
this.options = Defaults.apply(this.options);
}
Options.prototype.fromElement = function ($e) {
if (this.options.multiple == null) {
this.options.multiple = $e.prop('multiple');
}
return this;
};
Options.prototype.get = function (key) {
return this.options[key];
};
Options.prototype.set = function (key, val) {
this.options[key] = val;
};
return Options;
});
define('select2/core',[
'jquery',
'./options',
'./utils',
'./keys'
], function ($, Options, Utils, KEYS) {
var Select2 = function ($element, options) {
this.$element = $element;
this.id = this._generateId($element);
options = options || {};
this.options = new Options(options, $element);
Select2.__super__.constructor.call(this);
// Set up containers and adapters
var DataAdapter = this.options.get('dataAdapter');
this.data = new DataAdapter($element, this.options);
var $container = this.render();
this._placeContainer($container);
var SelectionAdapter = this.options.get('selectionAdapter');
this.selection = new SelectionAdapter($element, this.options);
var $selection = this.selection.render();
this._placeSelection($selection);
var DropdownAdapter = this.options.get('dropdownAdapter');
this.dropdown = new DropdownAdapter($element, this.options);
var $dropdown = this.dropdown.render();
this._placeDropdown($dropdown);
var ResultsAdapter = this.options.get('resultsAdapter');
this.results = new ResultsAdapter($element, this.options, this.data);
var $results = this.results.render();
this._placeResults($results);
// Bind events
var self = this;
// Bind the container to all of the adapters
this._bindAdapters();
// Register any DOM event handlers
this._registerDomEvents();
// Register any internal event handlers
this._registerDataEvents();
this._registerSelectionEvents();
this._registerDropdownEvents();
this._registerResultsEvents();
this._registerEvents();
// Set the initial state
this.data.current(function (initialData) {
self.trigger('selection:update', {
data: initialData
});
});
// Hide the original select
$element.hide();
$element.attr('tabindex', '-1');
$element.data('select2', this);
};
Utils.Extend(Select2, Utils.Observable);
Select2.prototype._generateId = function ($element) {
var id = '';
if ($element.attr('id') != null) {
id = $element.attr('id');
} else if ($element.attr('name') != null) {
id = $element.attr('name') + '-' + Utils.generateChars(2);
} else {
id = Utils.generateChars(4);
}
id = 'select2-' + id;
return id;
};
Select2.prototype._placeContainer = function ($container) {
$container.insertAfter(this.$element);
$container.width(this.$element.outerWidth(false));
};
Select2.prototype._placeSelection = function ($selection) {
var $selectionContainer = this.$container.find('.selection');
$selectionContainer.append($selection);
};
Select2.prototype._placeDropdown = function ($dropdown) {
this.$dropdown = $dropdown;
var $dropdownContainer = this.$container.find('.dropdown-wrapper');
$dropdownContainer.append($dropdown);
};
Select2.prototype._placeResults = function ($results) {
var $resultsContainer = this.$dropdown.find('.results');
$resultsContainer.append($results);
};
Select2.prototype._bindAdapters = function () {
this.data.bind(this, this.$container);
this.selection.bind(this, this.$container);
this.dropdown.bind(this, this.$container);
this.results.bind(this, this.$container);
};
Select2.prototype._registerDomEvents = function () {
var self = this;
this.$element.on('change', function () {
self.data.current(function (data) {
self.trigger('selection:update', {
data: data
});
});
});
};
Select2.prototype._registerDataEvents = function () {
var self = this;
this.data.on('results:message', function (params) {
self.trigger('results:message', params);
});
};
Select2.prototype._registerSelectionEvents = function () {
var self = this;
this.selection.on('open', function () {
self.open();
});
this.selection.on('close', function () {
self.close();
});
this.selection.on('toggle', function () {
self.toggleDropdown();
});
this.selection.on('results:select', function () {
self.trigger('results:select');
});
this.selection.on('results:previous', function () {
self.trigger('results:previous');
});
this.selection.on('results:next', function () {
self.trigger('results:next');
});
this.selection.on('unselected', function (params) {
self.trigger('unselect', params);
self.close();
});
this.selection.on('keypress', function (e) {
self.trigger('keypress', e);
});
};
Select2.prototype._registerDropdownEvents = function () {
var self = this;
this.dropdown.on('query', function (params) {
self.trigger('query', params);
});
this.dropdown.on('keypress', function (e) {
self.trigger('keypress', e);
});
};
Select2.prototype._registerResultsEvents = function () {
var self = this;
this.results.on('query:append', function (params) {
self.trigger('query:append', params);
});
this.results.on('selected', function (params) {
self.trigger('select', params);
self.close();
});
this.results.on('unselected', function (params) {
self.trigger('unselect', params);
self.close();
});
this.results.on('results:focus', function (params) {
self.trigger('results:focus', params);
});
};
Select2.prototype._registerEvents = function () {
var self = this;
this.on('open', function () {
self.$container.addClass('open');
});
this.on('close', function () {
self.$container.removeClass('open');
});
this.on('query', function (params) {
this.data.query(params, function (data) {
self.trigger('results:all', {
data: data,
query: params
});
});
});
this.on('query:append', function (params) {
this.data.query(params, function (data) {
self.trigger('results:append', {
data: data,
query: params
});
});
});
this.on('keypress', function (evt) {
var key = evt.which;
if (self.isOpen()) {
if (key === KEYS.ENTER) {
self.trigger('results:select');
evt.preventDefault();
} else if (key === KEYS.UP) {
self.trigger('results:previous');
evt.preventDefault();
} else if (key === KEYS.DOWN) {
self.trigger('results:next');
evt.preventDefault();
} else if (key === KEYS.ESC || key === KEYS.TAB) {
self.close();
evt.preventDefault();
}
} else {
if (key === KEYS.ENTER || key === KEYS.SPACE) {
self.open();
evt.preventDefault();
}
}
});
};
Select2.prototype.toggleDropdown = function () {
if (this.isOpen()) {
this.close();
} else {
this.open();
}
};
Select2.prototype.open = function () {
if (this.isOpen()) {
return;
}
this.trigger('query', {});
this.trigger('open');
};
Select2.prototype.close = function () {
if (!this.isOpen()) {
return;
}
this.trigger('close');
};
Select2.prototype.isOpen = function () {
return this.$container.hasClass('open');
};
Select2.prototype.render = function () {
var $container = $(
'<span class="select2 select2-container select2-theme-default">' +
'<span class="selection"></span>' +
'<span class="dropdown-wrapper" aria-hidden="true"></span>' +
'</span>'
);
this.$container = $container;
$container.data('element', this.$element);
return $container;
};
return Select2;
});
define('jquery.select2',[
'jquery',
'select2/core'
], function ($, Select2) {
if ($.fn.select2 == null) {
$.fn.select2 = function (options) {
options = options || {};
if (typeof options === 'object') {
this.each(function () {
var instance = new Select2($(this), options);
});
} else if (typeof options === 'string') {
var instance = this.data('select2');
var args = Array.prototype.slice.call(arguments, 1);
instance[options](args);
} else {
throw new Error('Invalid arguments for Select2: ' + options);
}
};
}
return Select2;
});
require('jquery.select2'); $.fn.select2.amd = { define: define, require: require };}());