").appendTo(that.$node);
return new Dataset(oDataset, www);
}
}
_.mixin(Menu.prototype, EventEmitter, {
_onSelectableClick: function onSelectableClick($e) {
this.trigger("selectableClicked", $($e.currentTarget));
},
_onRendered: function onRendered(type, dataset, suggestions, async) {
this.$node.toggleClass(this.classes.empty, this._allDatasetsEmpty());
this.trigger("datasetRendered", dataset, suggestions, async);
},
_onCleared: function onCleared() {
this.$node.toggleClass(this.classes.empty, this._allDatasetsEmpty());
this.trigger("datasetCleared");
},
_propagate: function propagate() {
this.trigger.apply(this, arguments);
},
_allDatasetsEmpty: function allDatasetsEmpty() {
return _.every(this.datasets, isDatasetEmpty);
function isDatasetEmpty(dataset) {
return dataset.isEmpty();
}
},
_getSelectables: function getSelectables() {
return this.$node.find(this.selectors.selectable);
},
_removeCursor: function _removeCursor() {
var $selectable = this.getActiveSelectable();
$selectable && $selectable.removeClass(this.classes.cursor);
},
_ensureVisible: function ensureVisible($el) {
var elTop, elBottom, nodeScrollTop, nodeHeight;
elTop = $el.position().top;
elBottom = elTop + $el.outerHeight(true);
nodeScrollTop = this.$node.scrollTop();
nodeHeight = this.$node.height() + parseInt(this.$node.css("paddingTop"), 10) + parseInt(this.$node.css("paddingBottom"), 10);
if (elTop < 0) {
this.$node.scrollTop(nodeScrollTop + elTop);
} else if (nodeHeight < elBottom) {
this.$node.scrollTop(nodeScrollTop + (elBottom - nodeHeight));
}
},
bind: function() {
var that = this, onSelectableClick;
onSelectableClick = _.bind(this._onSelectableClick, this);
this.$node.on("click.tt", this.selectors.selectable, onSelectableClick);
_.each(this.datasets, function(dataset) {
dataset.onSync("asyncRequested", that._propagate, that).onSync("asyncCanceled", that._propagate, that).onSync("asyncReceived", that._propagate, that).onSync("rendered", that._onRendered, that).onSync("cleared", that._onCleared, that);
});
return this;
},
isOpen: function isOpen() {
return this.$node.hasClass(this.classes.open);
},
open: function open() {
this.$node.addClass(this.classes.open);
},
close: function close() {
this.$node.removeClass(this.classes.open);
this._removeCursor();
},
setLanguageDirection: function setLanguageDirection(dir) {
this.$node.attr("dir", dir);
},
selectableRelativeToCursor: function selectableRelativeToCursor(delta) {
var $selectables, $oldCursor, oldIndex, newIndex;
$oldCursor = this.getActiveSelectable();
$selectables = this._getSelectables();
oldIndex = $oldCursor ? $selectables.index($oldCursor) : -1;
newIndex = oldIndex + delta;
newIndex = (newIndex + 1) % ($selectables.length + 1) - 1;
newIndex = newIndex < -1 ? $selectables.length - 1 : newIndex;
return newIndex === -1 ? null : $selectables.eq(newIndex);
},
setCursor: function setCursor($selectable) {
this._removeCursor();
if ($selectable = $selectable && $selectable.first()) {
$selectable.addClass(this.classes.cursor);
this._ensureVisible($selectable);
}
},
getSelectableData: function getSelectableData($el) {
return $el && $el.length ? Dataset.extractData($el) : null;
},
getActiveSelectable: function getActiveSelectable() {
var $selectable = this._getSelectables().filter(this.selectors.cursor).first();
return $selectable.length ? $selectable : null;
},
getTopSelectable: function getTopSelectable() {
var $selectable = this._getSelectables().first();
return $selectable.length ? $selectable : null;
},
update: function update(query) {
var isValidUpdate = query !== this.query;
if (isValidUpdate) {
this.query = query;
_.each(this.datasets, updateDataset);
}
return isValidUpdate;
function updateDataset(dataset) {
dataset.update(query);
}
},
empty: function empty() {
_.each(this.datasets, clearDataset);
this.query = null;
this.$node.addClass(this.classes.empty);
function clearDataset(dataset) {
dataset.clear();
}
},
destroy: function destroy() {
this.$node.off(".tt");
this.$node = $("
");
_.each(this.datasets, destroyDataset);
function destroyDataset(dataset) {
dataset.destroy();
}
}
});
return Menu;
}();
var DefaultMenu = function() {
"use strict";
var s = Menu.prototype;
function DefaultMenu() {
Menu.apply(this, [].slice.call(arguments, 0));
}
_.mixin(DefaultMenu.prototype, Menu.prototype, {
open: function open() {
!this._allDatasetsEmpty() && this._show();
return s.open.apply(this, [].slice.call(arguments, 0));
},
close: function close() {
this._hide();
return s.close.apply(this, [].slice.call(arguments, 0));
},
_onRendered: function onRendered() {
if (this._allDatasetsEmpty()) {
this._hide();
} else {
this.isOpen() && this._show();
}
return s._onRendered.apply(this, [].slice.call(arguments, 0));
},
_onCleared: function onCleared() {
if (this._allDatasetsEmpty()) {
this._hide();
} else {
this.isOpen() && this._show();
}
return s._onCleared.apply(this, [].slice.call(arguments, 0));
},
setLanguageDirection: function setLanguageDirection(dir) {
this.$node.css(dir === "ltr" ? this.css.ltr : this.css.rtl);
return s.setLanguageDirection.apply(this, [].slice.call(arguments, 0));
},
_hide: function hide() {
this.$node.hide();
},
_show: function show() {
this.$node.css("display", "block");
}
});
return DefaultMenu;
}();
var Typeahead = function() {
"use strict";
function Typeahead(o, www) {
var onFocused, onBlurred, onEnterKeyed, onTabKeyed, onEscKeyed, onUpKeyed, onDownKeyed, onLeftKeyed, onRightKeyed, onQueryChanged, onWhitespaceChanged;
o = o || {};
if (!o.input) {
$.error("missing input");
}
if (!o.menu) {
$.error("missing menu");
}
if (!o.eventBus) {
$.error("missing event bus");
}
www.mixin(this);
this.eventBus = o.eventBus;
this.minLength = _.isNumber(o.minLength) ? o.minLength : 1;
this.input = o.input;
this.menu = o.menu;
this.enabled = true;
this.active = false;
this.input.hasFocus() && this.activate();
this.dir = this.input.getLangDir();
this._hacks();
this.menu.bind().onSync("selectableClicked", this._onSelectableClicked, this).onSync("asyncRequested", this._onAsyncRequested, this).onSync("asyncCanceled", this._onAsyncCanceled, this).onSync("asyncReceived", this._onAsyncReceived, this).onSync("datasetRendered", this._onDatasetRendered, this).onSync("datasetCleared", this._onDatasetCleared, this);
onFocused = c(this, "activate", "open", "_onFocused");
onBlurred = c(this, "deactivate", "_onBlurred");
onEnterKeyed = c(this, "isActive", "isOpen", "_onEnterKeyed");
onTabKeyed = c(this, "isActive", "isOpen", "_onTabKeyed");
onEscKeyed = c(this, "isActive", "_onEscKeyed");
onUpKeyed = c(this, "isActive", "open", "_onUpKeyed");
onDownKeyed = c(this, "isActive", "open", "_onDownKeyed");
onLeftKeyed = c(this, "isActive", "isOpen", "_onLeftKeyed");
onRightKeyed = c(this, "isActive", "isOpen", "_onRightKeyed");
onQueryChanged = c(this, "_openIfActive", "_onQueryChanged");
onWhitespaceChanged = c(this, "_openIfActive", "_onWhitespaceChanged");
this.input.bind().onSync("focused", onFocused, this).onSync("blurred", onBlurred, this).onSync("enterKeyed", onEnterKeyed, this).onSync("tabKeyed", onTabKeyed, this).onSync("escKeyed", onEscKeyed, this).onSync("upKeyed", onUpKeyed, this).onSync("downKeyed", onDownKeyed, this).onSync("leftKeyed", onLeftKeyed, this).onSync("rightKeyed", onRightKeyed, this).onSync("queryChanged", onQueryChanged, this).onSync("whitespaceChanged", onWhitespaceChanged, this).onSync("langDirChanged", this._onLangDirChanged, this);
}
_.mixin(Typeahead.prototype, {
_hacks: function hacks() {
var $input, $menu;
$input = this.input.$input || $("
");
$menu = this.menu.$node || $("
");
$input.on("blur.tt", function($e) {
var active, isActive, hasActive;
active = document.activeElement;
isActive = $menu.is(active);
hasActive = $menu.has(active).length > 0;
if (_.isMsie() && (isActive || hasActive)) {
$e.preventDefault();
$e.stopImmediatePropagation();
_.defer(function() {
$input.focus();
});
}
});
$menu.on("mousedown.tt", function($e) {
$e.preventDefault();
});
},
_onSelectableClicked: function onSelectableClicked(type, $el) {
this.select($el);
},
_onDatasetCleared: function onDatasetCleared() {
this._updateHint();
},
_onDatasetRendered: function onDatasetRendered(type, dataset, suggestions, async) {
this._updateHint();
this.eventBus.trigger("render", suggestions, async, dataset);
},
_onAsyncRequested: function onAsyncRequested(type, dataset, query) {
this.eventBus.trigger("asyncrequest", query, dataset);
},
_onAsyncCanceled: function onAsyncCanceled(type, dataset, query) {
this.eventBus.trigger("asynccancel", query, dataset);
},
_onAsyncReceived: function onAsyncReceived(type, dataset, query) {
this.eventBus.trigger("asyncreceive", query, dataset);
},
_onFocused: function onFocused() {
this._minLengthMet() && this.menu.update(this.input.getQuery());
},
_onBlurred: function onBlurred() {
if (this.input.hasQueryChangedSinceLastFocus()) {
this.eventBus.trigger("change", this.input.getQuery());
}
},
_onEnterKeyed: function onEnterKeyed(type, $e) {
var $selectable;
if ($selectable = this.menu.getActiveSelectable()) {
this.select($selectable) && $e.preventDefault();
}
},
_onTabKeyed: function onTabKeyed(type, $e) {
var $selectable;
if ($selectable = this.menu.getActiveSelectable()) {
this.select($selectable) && $e.preventDefault();
} else if ($selectable = this.menu.getTopSelectable()) {
this.autocomplete($selectable) && $e.preventDefault();
}
},
_onEscKeyed: function onEscKeyed() {
this.close();
},
_onUpKeyed: function onUpKeyed() {
this.moveCursor(-1);
},
_onDownKeyed: function onDownKeyed() {
this.moveCursor(+1);
},
_onLeftKeyed: function onLeftKeyed() {
if (this.dir === "rtl" && this.input.isCursorAtEnd()) {
this.autocomplete(this.menu.getTopSelectable());
}
},
_onRightKeyed: function onRightKeyed() {
if (this.dir === "ltr" && this.input.isCursorAtEnd()) {
this.autocomplete(this.menu.getTopSelectable());
}
},
_onQueryChanged: function onQueryChanged(e, query) {
this._minLengthMet(query) ? this.menu.update(query) : this.menu.empty();
},
_onWhitespaceChanged: function onWhitespaceChanged() {
this._updateHint();
},
_onLangDirChanged: function onLangDirChanged(e, dir) {
if (this.dir !== dir) {
this.dir = dir;
this.menu.setLanguageDirection(dir);
}
},
_openIfActive: function openIfActive() {
this.isActive() && this.open();
},
_minLengthMet: function minLengthMet(query) {
query = _.isString(query) ? query : this.input.getQuery() || "";
return query.length >= this.minLength;
},
_updateHint: function updateHint() {
var $selectable, data, val, query, escapedQuery, frontMatchRegEx, match;
$selectable = this.menu.getTopSelectable();
data = this.menu.getSelectableData($selectable);
val = this.input.getInputValue();
if (data && !_.isBlankString(val) && !this.input.hasOverflow()) {
query = Input.normalizeQuery(val);
escapedQuery = _.escapeRegExChars(query);
frontMatchRegEx = new RegExp("^(?:" + escapedQuery + ")(.+$)", "i");
match = frontMatchRegEx.exec(data.val);
match && this.input.setHint(val + match[1]);
} else {
this.input.clearHint();
}
},
isEnabled: function isEnabled() {
return this.enabled;
},
enable: function enable() {
this.enabled = true;
},
disable: function disable() {
this.enabled = false;
},
isActive: function isActive() {
return this.active;
},
activate: function activate() {
if (this.isActive()) {
return true;
} else if (!this.isEnabled() || this.eventBus.before("active")) {
return false;
} else {
this.active = true;
this.eventBus.trigger("active");
return true;
}
},
deactivate: function deactivate() {
if (!this.isActive()) {
return true;
} else if (this.eventBus.before("idle")) {
return false;
} else {
this.active = false;
this.close();
this.eventBus.trigger("idle");
return true;
}
},
isOpen: function isOpen() {
return this.menu.isOpen();
},
open: function open() {
if (!this.isOpen() && !this.eventBus.before("open")) {
this.menu.open();
this._updateHint();
this.eventBus.trigger("open");
}
return this.isOpen();
},
close: function close() {
if (this.isOpen() && !this.eventBus.before("close")) {
this.menu.close();
this.input.clearHint();
this.input.resetInputValue();
this.eventBus.trigger("close");
}
return !this.isOpen();
},
setVal: function setVal(val) {
this.input.setQuery(_.toStr(val));
},
getVal: function getVal() {
return this.input.getQuery();
},
select: function select($selectable) {
var data = this.menu.getSelectableData($selectable);
if (data && !this.eventBus.before("select", data.obj)) {
this.input.setQuery(data.val, true);
this.eventBus.trigger("select", data.obj);
this.close();
return true;
}
return false;
},
autocomplete: function autocomplete($selectable) {
var query, data, isValid;
query = this.input.getQuery();
data = this.menu.getSelectableData($selectable);
isValid = data && query !== data.val;
if (isValid && !this.eventBus.before("autocomplete", data.obj)) {
this.input.setQuery(data.val);
this.eventBus.trigger("autocomplete", data.obj);
return true;
}
return false;
},
moveCursor: function moveCursor(delta) {
var query, $candidate, data, payload, cancelMove;
query = this.input.getQuery();
$candidate = this.menu.selectableRelativeToCursor(delta);
data = this.menu.getSelectableData($candidate);
payload = data ? data.obj : null;
cancelMove = this._minLengthMet() && this.menu.update(query);
if (!cancelMove && !this.eventBus.before("cursorchange", payload)) {
this.menu.setCursor($candidate);
if (data) {
this.input.setInputValue(data.val);
} else {
this.input.resetInputValue();
this._updateHint();
}
this.eventBus.trigger("cursorchange", payload);
return true;
}
return false;
},
destroy: function destroy() {
this.input.destroy();
this.menu.destroy();
}
});
return Typeahead;
function c(ctx) {
var methods = [].slice.call(arguments, 1);
return function() {
var args = [].slice.call(arguments);
_.each(methods, function(method) {
return ctx[method].apply(ctx, args);
});
};
}
}();
(function() {
"use strict";
var old, keys, methods;
old = $.fn.typeahead;
keys = {
www: "tt-www",
attrs: "tt-attrs",
typeahead: "tt-typeahead"
};
methods = {
initialize: function initialize(o, datasets) {
var www;
datasets = _.isArray(datasets) ? datasets : [].slice.call(arguments, 1);
o = o || {};
www = WWW(o.classNames);
return this.each(attach);
function attach() {
var $input, $wrapper, $hint, $menu, defaultHint, defaultMenu, eventBus, input, menu, typeahead, MenuConstructor;
_.each(datasets, function(d) {
d.highlight = !!o.highlight;
});
$input = $(this);
$wrapper = $(www.html.wrapper);
$hint = $elOrNull(o.hint);
$menu = $elOrNull(o.menu);
defaultHint = o.hint !== false && !$hint;
defaultMenu = o.menu !== false && !$menu;
defaultHint && ($hint = buildHintFromInput($input, www));
defaultMenu && ($menu = $(www.html.menu).css(www.css.menu));
$hint && $hint.val("");
$input = prepInput($input, www);
if (defaultHint || defaultMenu) {
$wrapper.css(www.css.wrapper);
$input.css(defaultHint ? www.css.input : www.css.inputWithNoHint);
$input.wrap($wrapper).parent().prepend(defaultHint ? $hint : null).append(defaultMenu ? $menu : null);
}
MenuConstructor = defaultMenu ? DefaultMenu : Menu;
eventBus = new EventBus({
el: $input
});
input = new Input({
hint: $hint,
input: $input
}, www);
menu = new MenuConstructor({
node: $menu,
datasets: datasets
}, www);
typeahead = new Typeahead({
input: input,
menu: menu,
eventBus: eventBus,
minLength: o.minLength
}, www);
$input.data(keys.www, www);
$input.data(keys.typeahead, typeahead);
}
},
isEnabled: function isEnabled() {
var enabled;
ttEach(this.first(), function(t) {
enabled = t.isEnabled();
});
return enabled;
},
enable: function enable() {
ttEach(this, function(t) {
t.enable();
});
return this;
},
disable: function disable() {
ttEach(this, function(t) {
t.disable();
});
return this;
},
isActive: function isActive() {
var active;
ttEach(this.first(), function(t) {
active = t.isActive();
});
return active;
},
activate: function activate() {
ttEach(this, function(t) {
t.activate();
});
return this;
},
deactivate: function deactivate() {
ttEach(this, function(t) {
t.deactivate();
});
return this;
},
isOpen: function isOpen() {
var open;
ttEach(this.first(), function(t) {
open = t.isOpen();
});
return open;
},
open: function open() {
ttEach(this, function(t) {
t.open();
});
return this;
},
close: function close() {
ttEach(this, function(t) {
t.close();
});
return this;
},
select: function select(el) {
var success = false, $el = $(el);
ttEach(this.first(), function(t) {
success = t.select($el);
});
return success;
},
autocomplete: function autocomplete(el) {
var success = false, $el = $(el);
ttEach(this.first(), function(t) {
success = t.autocomplete($el);
});
return success;
},
moveCursor: function moveCursoe(delta) {
var success = false;
ttEach(this.first(), function(t) {
success = t.moveCursor(delta);
});
return success;
},
val: function val(newVal) {
var query;
if (!arguments.length) {
ttEach(this.first(), function(t) {
query = t.getVal();
});
return query;
} else {
ttEach(this, function(t) {
t.setVal(newVal);
});
return this;
}
},
destroy: function destroy() {
ttEach(this, function(typeahead, $input) {
revert($input);
typeahead.destroy();
});
return this;
}
};
$.fn.typeahead = function(method) {
if (methods[method]) {
return methods[method].apply(this, [].slice.call(arguments, 1));
} else {
return methods.initialize.apply(this, arguments);
}
};
$.fn.typeahead.noConflict = function noConflict() {
$.fn.typeahead = old;
return this;
};
function ttEach($els, fn) {
$els.each(function() {
var $input = $(this), typeahead;
(typeahead = $input.data(keys.typeahead)) && fn(typeahead, $input);
});
}
function buildHintFromInput($input, www) {
return $input.clone().addClass(www.classes.hint).removeData().css(www.css.hint).css(getBackgroundStyles($input)).prop("readonly", true).removeAttr("id name placeholder required").attr({
autocomplete: "off",
spellcheck: "false",
tabindex: -1
});
}
function prepInput($input, www) {
$input.data(keys.attrs, {
dir: $input.attr("dir"),
autocomplete: $input.attr("autocomplete"),
spellcheck: $input.attr("spellcheck"),
style: $input.attr("style")
});
$input.addClass(www.classes.input).attr({
autocomplete: "off",
spellcheck: false
});
try {
!$input.attr("dir") && $input.attr("dir", "auto");
} catch (e) {}
return $input;
}
function getBackgroundStyles($el) {
return {
backgroundAttachment: $el.css("background-attachment"),
backgroundClip: $el.css("background-clip"),
backgroundColor: $el.css("background-color"),
backgroundImage: $el.css("background-image"),
backgroundOrigin: $el.css("background-origin"),
backgroundPosition: $el.css("background-position"),
backgroundRepeat: $el.css("background-repeat"),
backgroundSize: $el.css("background-size")
};
}
function revert($input) {
var www, $wrapper;
www = $input.data(keys.www);
$wrapper = $input.parent().filter(www.selectors.wrapper);
_.each($input.data(keys.attrs), function(val, key) {
_.isUndefined(val) ? $input.removeAttr(key) : $input.attr(key, val);
});
$input.removeData(keys.typeahead).removeData(keys.www).removeData(keys.attr).removeClass(www.classes.input);
if ($wrapper.length) {
$input.detach().insertAfter($wrapper);
$wrapper.remove();
}
}
function $elOrNull(obj) {
var isValid, $el;
isValid = _.isJQuery(obj) || _.isElement(obj);
$el = isValid ? $(obj).first() : [];
return $el.length ? $el : null;
}
})();
});