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manish.sha |
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/*!
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* typeahead.js 0.10.5
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* https://github.com/twitter/typeahead.js
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* Copyright 2013-2014 Twitter, Inc. and other contributors; Licensed MIT
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*/
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(function($) {
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var _ = function() {
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"use strict";
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return {
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isMsie: function() {
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return /(msie|trident)/i.test(navigator.userAgent) ? navigator.userAgent.match(/(msie |rv:)(\d+(.\d+)?)/i)[2] : false;
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},
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isBlankString: function(str) {
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return !str || /^\s*$/.test(str);
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},
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escapeRegExChars: function(str) {
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return str.replace(/[\-\[\]\/\{\}\(\)\*\+\?\.\\\^\$\|]/g, "\\$&");
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},
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isString: function(obj) {
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return typeof obj === "string";
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},
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isNumber: function(obj) {
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return typeof obj === "number";
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},
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isArray: $.isArray,
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isFunction: $.isFunction,
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isObject: $.isPlainObject,
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isUndefined: function(obj) {
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return typeof obj === "undefined";
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},
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toStr: function toStr(s) {
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return _.isUndefined(s) || s === null ? "" : s + "";
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},
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bind: $.proxy,
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each: function(collection, cb) {
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$.each(collection, reverseArgs);
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function reverseArgs(index, value) {
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return cb(value, index);
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}
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},
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map: $.map,
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filter: $.grep,
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every: function(obj, test) {
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var result = true;
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if (!obj) {
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return result;
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}
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$.each(obj, function(key, val) {
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if (!(result = test.call(null, val, key, obj))) {
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return false;
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}
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});
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return !!result;
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},
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some: function(obj, test) {
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var result = false;
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if (!obj) {
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return result;
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}
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$.each(obj, function(key, val) {
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if (result = test.call(null, val, key, obj)) {
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return false;
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}
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});
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return !!result;
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},
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mixin: $.extend,
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getUniqueId: function() {
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var counter = 0;
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return function() {
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return counter++;
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};
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}(),
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templatify: function templatify(obj) {
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return $.isFunction(obj) ? obj : template;
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function template() {
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return String(obj);
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}
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},
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defer: function(fn) {
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setTimeout(fn, 0);
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},
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debounce: function(func, wait, immediate) {
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var timeout, result;
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return function() {
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var context = this, args = arguments, later, callNow;
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later = function() {
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timeout = null;
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if (!immediate) {
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result = func.apply(context, args);
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}
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};
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callNow = immediate && !timeout;
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clearTimeout(timeout);
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timeout = setTimeout(later, wait);
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if (callNow) {
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result = func.apply(context, args);
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}
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return result;
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};
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},
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throttle: function(func, wait) {
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var context, args, timeout, result, previous, later;
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previous = 0;
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later = function() {
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previous = new Date();
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timeout = null;
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result = func.apply(context, args);
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};
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return function() {
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var now = new Date(), remaining = wait - (now - previous);
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context = this;
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args = arguments;
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if (remaining <= 0) {
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clearTimeout(timeout);
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timeout = null;
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previous = now;
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result = func.apply(context, args);
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} else if (!timeout) {
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timeout = setTimeout(later, remaining);
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}
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return result;
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};
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},
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noop: function() {}
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};
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}();
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var VERSION = "0.10.5";
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var tokenizers = function() {
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"use strict";
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return {
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nonword: nonword,
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whitespace: whitespace,
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obj: {
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nonword: getObjTokenizer(nonword),
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whitespace: getObjTokenizer(whitespace)
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}
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};
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function whitespace(str) {
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str = _.toStr(str);
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return str ? str.split(/\s+/) : [];
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}
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function nonword(str) {
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str = _.toStr(str);
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return str ? str.split(/\W+/) : [];
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}
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function getObjTokenizer(tokenizer) {
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return function setKey() {
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var args = [].slice.call(arguments, 0);
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return function tokenize(o) {
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var tokens = [];
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_.each(args, function(k) {
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tokens = tokens.concat(tokenizer(_.toStr(o[k])));
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});
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return tokens;
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};
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};
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}
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}();
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var LruCache = function() {
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"use strict";
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function LruCache(maxSize) {
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this.maxSize = _.isNumber(maxSize) ? maxSize : 100;
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this.reset();
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if (this.maxSize <= 0) {
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this.set = this.get = $.noop;
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}
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}
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_.mixin(LruCache.prototype, {
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set: function set(key, val) {
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var tailItem = this.list.tail, node;
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if (this.size >= this.maxSize) {
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this.list.remove(tailItem);
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delete this.hash[tailItem.key];
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}
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if (node = this.hash[key]) {
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node.val = val;
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this.list.moveToFront(node);
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} else {
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node = new Node(key, val);
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this.list.add(node);
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this.hash[key] = node;
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this.size++;
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}
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},
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get: function get(key) {
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var node = this.hash[key];
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if (node) {
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this.list.moveToFront(node);
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return node.val;
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}
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},
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reset: function reset() {
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this.size = 0;
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this.hash = {};
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this.list = new List();
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}
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});
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function List() {
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this.head = this.tail = null;
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}
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_.mixin(List.prototype, {
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add: function add(node) {
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if (this.head) {
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node.next = this.head;
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this.head.prev = node;
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}
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this.head = node;
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this.tail = this.tail || node;
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},
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remove: function remove(node) {
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node.prev ? node.prev.next = node.next : this.head = node.next;
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node.next ? node.next.prev = node.prev : this.tail = node.prev;
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},
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moveToFront: function(node) {
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this.remove(node);
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this.add(node);
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}
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});
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function Node(key, val) {
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this.key = key;
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this.val = val;
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this.prev = this.next = null;
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}
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return LruCache;
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}();
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var PersistentStorage = function() {
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"use strict";
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var ls, methods;
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try {
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ls = window.localStorage;
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ls.setItem("~~~", "!");
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ls.removeItem("~~~");
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} catch (err) {
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ls = null;
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}
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function PersistentStorage(namespace) {
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this.prefix = [ "__", namespace, "__" ].join("");
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this.ttlKey = "__ttl__";
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this.keyMatcher = new RegExp("^" + _.escapeRegExChars(this.prefix));
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}
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if (ls && window.JSON) {
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methods = {
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_prefix: function(key) {
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return this.prefix + key;
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},
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_ttlKey: function(key) {
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return this._prefix(key) + this.ttlKey;
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},
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get: function(key) {
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if (this.isExpired(key)) {
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this.remove(key);
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}
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return decode(ls.getItem(this._prefix(key)));
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},
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set: function(key, val, ttl) {
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if (_.isNumber(ttl)) {
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ls.setItem(this._ttlKey(key), encode(now() + ttl));
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} else {
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ls.removeItem(this._ttlKey(key));
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}
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return ls.setItem(this._prefix(key), encode(val));
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},
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remove: function(key) {
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ls.removeItem(this._ttlKey(key));
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ls.removeItem(this._prefix(key));
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return this;
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},
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clear: function() {
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var i, key, keys = [], len = ls.length;
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for (i = 0; i < len; i++) {
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if ((key = ls.key(i)).match(this.keyMatcher)) {
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keys.push(key.replace(this.keyMatcher, ""));
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}
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}
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for (i = keys.length; i--; ) {
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this.remove(keys[i]);
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}
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return this;
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},
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isExpired: function(key) {
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var ttl = decode(ls.getItem(this._ttlKey(key)));
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return _.isNumber(ttl) && now() > ttl ? true : false;
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}
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};
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} else {
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methods = {
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get: _.noop,
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set: _.noop,
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remove: _.noop,
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clear: _.noop,
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isExpired: _.noop
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};
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}
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_.mixin(PersistentStorage.prototype, methods);
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return PersistentStorage;
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function now() {
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return new Date().getTime();
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}
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function encode(val) {
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return JSON.stringify(_.isUndefined(val) ? null : val);
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}
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function decode(val) {
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return JSON.parse(val);
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}
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}();
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var Transport = function() {
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"use strict";
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var pendingRequestsCount = 0, pendingRequests = {}, maxPendingRequests = 6, sharedCache = new LruCache(10);
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function Transport(o) {
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o = o || {};
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this.cancelled = false;
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this.lastUrl = null;
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this._send = o.transport ? callbackToDeferred(o.transport) : $.ajax;
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this._get = o.rateLimiter ? o.rateLimiter(this._get) : this._get;
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this._cache = o.cache === false ? new LruCache(0) : sharedCache;
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}
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Transport.setMaxPendingRequests = function setMaxPendingRequests(num) {
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maxPendingRequests = num;
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};
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Transport.resetCache = function resetCache() {
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sharedCache.reset();
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};
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_.mixin(Transport.prototype, {
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_get: function(url, o, cb) {
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var that = this, jqXhr;
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if (this.cancelled || url !== this.lastUrl) {
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return;
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}
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if (jqXhr = pendingRequests[url]) {
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jqXhr.done(done).fail(fail);
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} else if (pendingRequestsCount < maxPendingRequests) {
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pendingRequestsCount++;
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pendingRequests[url] = this._send(url, o).done(done).fail(fail).always(always);
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} else {
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this.onDeckRequestArgs = [].slice.call(arguments, 0);
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}
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function done(resp) {
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cb && cb(null, resp);
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that._cache.set(url, resp);
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}
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function fail() {
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cb && cb(true);
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}
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function always() {
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pendingRequestsCount--;
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delete pendingRequests[url];
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if (that.onDeckRequestArgs) {
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that._get.apply(that, that.onDeckRequestArgs);
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that.onDeckRequestArgs = null;
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}
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}
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},
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get: function(url, o, cb) {
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var resp;
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if (_.isFunction(o)) {
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cb = o;
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o = {};
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}
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this.cancelled = false;
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this.lastUrl = url;
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if (resp = this._cache.get(url)) {
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_.defer(function() {
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cb && cb(null, resp);
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});
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} else {
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this._get(url, o, cb);
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}
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return !!resp;
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},
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cancel: function() {
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this.cancelled = true;
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}
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});
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376 |
return Transport;
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377 |
function callbackToDeferred(fn) {
|
|
|
378 |
return function customSendWrapper(url, o) {
|
|
|
379 |
var deferred = $.Deferred();
|
|
|
380 |
fn(url, o, onSuccess, onError);
|
|
|
381 |
return deferred;
|
|
|
382 |
function onSuccess(resp) {
|
|
|
383 |
_.defer(function() {
|
|
|
384 |
deferred.resolve(resp);
|
|
|
385 |
});
|
|
|
386 |
}
|
|
|
387 |
function onError(err) {
|
|
|
388 |
_.defer(function() {
|
|
|
389 |
deferred.reject(err);
|
|
|
390 |
});
|
|
|
391 |
}
|
|
|
392 |
};
|
|
|
393 |
}
|
|
|
394 |
}();
|
|
|
395 |
var SearchIndex = function() {
|
|
|
396 |
"use strict";
|
|
|
397 |
function SearchIndex(o) {
|
|
|
398 |
o = o || {};
|
|
|
399 |
if (!o.datumTokenizer || !o.queryTokenizer) {
|
|
|
400 |
$.error("datumTokenizer and queryTokenizer are both required");
|
|
|
401 |
}
|
|
|
402 |
this.datumTokenizer = o.datumTokenizer;
|
|
|
403 |
this.queryTokenizer = o.queryTokenizer;
|
|
|
404 |
this.reset();
|
|
|
405 |
}
|
|
|
406 |
_.mixin(SearchIndex.prototype, {
|
|
|
407 |
bootstrap: function bootstrap(o) {
|
|
|
408 |
this.datums = o.datums;
|
|
|
409 |
this.trie = o.trie;
|
|
|
410 |
},
|
|
|
411 |
add: function(data) {
|
|
|
412 |
var that = this;
|
|
|
413 |
data = _.isArray(data) ? data : [ data ];
|
|
|
414 |
_.each(data, function(datum) {
|
|
|
415 |
var id, tokens;
|
|
|
416 |
id = that.datums.push(datum) - 1;
|
|
|
417 |
tokens = normalizeTokens(that.datumTokenizer(datum));
|
|
|
418 |
_.each(tokens, function(token) {
|
|
|
419 |
var node, chars, ch;
|
|
|
420 |
node = that.trie;
|
|
|
421 |
chars = token.split("");
|
|
|
422 |
while (ch = chars.shift()) {
|
|
|
423 |
node = node.children[ch] || (node.children[ch] = newNode());
|
|
|
424 |
node.ids.push(id);
|
|
|
425 |
}
|
|
|
426 |
});
|
|
|
427 |
});
|
|
|
428 |
},
|
|
|
429 |
get: function get(query) {
|
|
|
430 |
var that = this, tokens, matches;
|
|
|
431 |
tokens = normalizeTokens(this.queryTokenizer(query));
|
|
|
432 |
_.each(tokens, function(token) {
|
|
|
433 |
var node, chars, ch, ids;
|
|
|
434 |
if (matches && matches.length === 0) {
|
|
|
435 |
return false;
|
|
|
436 |
}
|
|
|
437 |
node = that.trie;
|
|
|
438 |
chars = token.split("");
|
|
|
439 |
while (node && (ch = chars.shift())) {
|
|
|
440 |
node = node.children[ch];
|
|
|
441 |
}
|
|
|
442 |
if (node && chars.length === 0) {
|
|
|
443 |
ids = node.ids.slice(0);
|
|
|
444 |
matches = matches ? getIntersection(matches, ids) : ids;
|
|
|
445 |
} else {
|
|
|
446 |
matches = [];
|
|
|
447 |
return false;
|
|
|
448 |
}
|
|
|
449 |
});
|
|
|
450 |
return matches ? _.map(unique(matches), function(id) {
|
|
|
451 |
return that.datums[id];
|
|
|
452 |
}) : [];
|
|
|
453 |
},
|
|
|
454 |
reset: function reset() {
|
|
|
455 |
this.datums = [];
|
|
|
456 |
this.trie = newNode();
|
|
|
457 |
},
|
|
|
458 |
serialize: function serialize() {
|
|
|
459 |
return {
|
|
|
460 |
datums: this.datums,
|
|
|
461 |
trie: this.trie
|
|
|
462 |
};
|
|
|
463 |
}
|
|
|
464 |
});
|
|
|
465 |
return SearchIndex;
|
|
|
466 |
function normalizeTokens(tokens) {
|
|
|
467 |
tokens = _.filter(tokens, function(token) {
|
|
|
468 |
return !!token;
|
|
|
469 |
});
|
|
|
470 |
tokens = _.map(tokens, function(token) {
|
|
|
471 |
return token.toLowerCase();
|
|
|
472 |
});
|
|
|
473 |
return tokens;
|
|
|
474 |
}
|
|
|
475 |
function newNode() {
|
|
|
476 |
return {
|
|
|
477 |
ids: [],
|
|
|
478 |
children: {}
|
|
|
479 |
};
|
|
|
480 |
}
|
|
|
481 |
function unique(array) {
|
|
|
482 |
var seen = {}, uniques = [];
|
|
|
483 |
for (var i = 0, len = array.length; i < len; i++) {
|
|
|
484 |
if (!seen[array[i]]) {
|
|
|
485 |
seen[array[i]] = true;
|
|
|
486 |
uniques.push(array[i]);
|
|
|
487 |
}
|
|
|
488 |
}
|
|
|
489 |
return uniques;
|
|
|
490 |
}
|
|
|
491 |
function getIntersection(arrayA, arrayB) {
|
|
|
492 |
var ai = 0, bi = 0, intersection = [];
|
|
|
493 |
arrayA = arrayA.sort(compare);
|
|
|
494 |
arrayB = arrayB.sort(compare);
|
|
|
495 |
var lenArrayA = arrayA.length, lenArrayB = arrayB.length;
|
|
|
496 |
while (ai < lenArrayA && bi < lenArrayB) {
|
|
|
497 |
if (arrayA[ai] < arrayB[bi]) {
|
|
|
498 |
ai++;
|
|
|
499 |
} else if (arrayA[ai] > arrayB[bi]) {
|
|
|
500 |
bi++;
|
|
|
501 |
} else {
|
|
|
502 |
intersection.push(arrayA[ai]);
|
|
|
503 |
ai++;
|
|
|
504 |
bi++;
|
|
|
505 |
}
|
|
|
506 |
}
|
|
|
507 |
return intersection;
|
|
|
508 |
function compare(a, b) {
|
|
|
509 |
return a - b;
|
|
|
510 |
}
|
|
|
511 |
}
|
|
|
512 |
}();
|
|
|
513 |
var oParser = function() {
|
|
|
514 |
"use strict";
|
|
|
515 |
return {
|
|
|
516 |
local: getLocal,
|
|
|
517 |
prefetch: getPrefetch,
|
|
|
518 |
remote: getRemote
|
|
|
519 |
};
|
|
|
520 |
function getLocal(o) {
|
|
|
521 |
return o.local || null;
|
|
|
522 |
}
|
|
|
523 |
function getPrefetch(o) {
|
|
|
524 |
var prefetch, defaults;
|
|
|
525 |
defaults = {
|
|
|
526 |
url: null,
|
|
|
527 |
thumbprint: "",
|
|
|
528 |
ttl: 24 * 60 * 60 * 1e3,
|
|
|
529 |
filter: null,
|
|
|
530 |
ajax: {}
|
|
|
531 |
};
|
|
|
532 |
if (prefetch = o.prefetch || null) {
|
|
|
533 |
prefetch = _.isString(prefetch) ? {
|
|
|
534 |
url: prefetch
|
|
|
535 |
} : prefetch;
|
|
|
536 |
prefetch = _.mixin(defaults, prefetch);
|
|
|
537 |
prefetch.thumbprint = VERSION + prefetch.thumbprint;
|
|
|
538 |
prefetch.ajax.type = prefetch.ajax.type || "GET";
|
|
|
539 |
prefetch.ajax.dataType = prefetch.ajax.dataType || "json";
|
|
|
540 |
!prefetch.url && $.error("prefetch requires url to be set");
|
|
|
541 |
}
|
|
|
542 |
return prefetch;
|
|
|
543 |
}
|
|
|
544 |
function getRemote(o) {
|
|
|
545 |
var remote, defaults;
|
|
|
546 |
defaults = {
|
|
|
547 |
url: null,
|
|
|
548 |
cache: true,
|
|
|
549 |
wildcard: "%QUERY",
|
|
|
550 |
replace: null,
|
|
|
551 |
rateLimitBy: "debounce",
|
|
|
552 |
rateLimitWait: 300,
|
|
|
553 |
send: null,
|
|
|
554 |
filter: null,
|
|
|
555 |
ajax: {}
|
|
|
556 |
};
|
|
|
557 |
if (remote = o.remote || null) {
|
|
|
558 |
remote = _.isString(remote) ? {
|
|
|
559 |
url: remote
|
|
|
560 |
} : remote;
|
|
|
561 |
remote = _.mixin(defaults, remote);
|
|
|
562 |
remote.rateLimiter = /^throttle$/i.test(remote.rateLimitBy) ? byThrottle(remote.rateLimitWait) : byDebounce(remote.rateLimitWait);
|
|
|
563 |
remote.ajax.type = remote.ajax.type || "GET";
|
|
|
564 |
remote.ajax.dataType = remote.ajax.dataType || "json";
|
|
|
565 |
delete remote.rateLimitBy;
|
|
|
566 |
delete remote.rateLimitWait;
|
|
|
567 |
!remote.url && $.error("remote requires url to be set");
|
|
|
568 |
}
|
|
|
569 |
return remote;
|
|
|
570 |
function byDebounce(wait) {
|
|
|
571 |
return function(fn) {
|
|
|
572 |
return _.debounce(fn, wait);
|
|
|
573 |
};
|
|
|
574 |
}
|
|
|
575 |
function byThrottle(wait) {
|
|
|
576 |
return function(fn) {
|
|
|
577 |
return _.throttle(fn, wait);
|
|
|
578 |
};
|
|
|
579 |
}
|
|
|
580 |
}
|
|
|
581 |
}();
|
|
|
582 |
(function(root) {
|
|
|
583 |
"use strict";
|
|
|
584 |
var old, keys;
|
|
|
585 |
old = root.Bloodhound;
|
|
|
586 |
keys = {
|
|
|
587 |
data: "data",
|
|
|
588 |
protocol: "protocol",
|
|
|
589 |
thumbprint: "thumbprint"
|
|
|
590 |
};
|
|
|
591 |
root.Bloodhound = Bloodhound;
|
|
|
592 |
function Bloodhound(o) {
|
|
|
593 |
if (!o || !o.local && !o.prefetch && !o.remote) {
|
|
|
594 |
$.error("one of local, prefetch, or remote is required");
|
|
|
595 |
}
|
|
|
596 |
this.limit = o.limit || 5;
|
|
|
597 |
this.sorter = getSorter(o.sorter);
|
|
|
598 |
this.dupDetector = o.dupDetector || ignoreDuplicates;
|
|
|
599 |
this.local = oParser.local(o);
|
|
|
600 |
this.prefetch = oParser.prefetch(o);
|
|
|
601 |
this.remote = oParser.remote(o);
|
|
|
602 |
this.cacheKey = this.prefetch ? this.prefetch.cacheKey || this.prefetch.url : null;
|
|
|
603 |
this.index = new SearchIndex({
|
|
|
604 |
datumTokenizer: o.datumTokenizer,
|
|
|
605 |
queryTokenizer: o.queryTokenizer
|
|
|
606 |
});
|
|
|
607 |
this.storage = this.cacheKey ? new PersistentStorage(this.cacheKey) : null;
|
|
|
608 |
}
|
|
|
609 |
Bloodhound.noConflict = function noConflict() {
|
|
|
610 |
root.Bloodhound = old;
|
|
|
611 |
return Bloodhound;
|
|
|
612 |
};
|
|
|
613 |
Bloodhound.tokenizers = tokenizers;
|
|
|
614 |
_.mixin(Bloodhound.prototype, {
|
|
|
615 |
_loadPrefetch: function loadPrefetch(o) {
|
|
|
616 |
var that = this, serialized, deferred;
|
|
|
617 |
if (serialized = this._readFromStorage(o.thumbprint)) {
|
|
|
618 |
this.index.bootstrap(serialized);
|
|
|
619 |
deferred = $.Deferred().resolve();
|
|
|
620 |
} else {
|
|
|
621 |
deferred = $.ajax(o.url, o.ajax).done(handlePrefetchResponse);
|
|
|
622 |
}
|
|
|
623 |
return deferred;
|
|
|
624 |
function handlePrefetchResponse(resp) {
|
|
|
625 |
that.clear();
|
|
|
626 |
that.add(o.filter ? o.filter(resp) : resp);
|
|
|
627 |
that._saveToStorage(that.index.serialize(), o.thumbprint, o.ttl);
|
|
|
628 |
}
|
|
|
629 |
},
|
|
|
630 |
_getFromRemote: function getFromRemote(query, cb) {
|
|
|
631 |
var that = this, url, uriEncodedQuery;
|
|
|
632 |
if (!this.transport) {
|
|
|
633 |
return;
|
|
|
634 |
}
|
|
|
635 |
query = query || "";
|
|
|
636 |
uriEncodedQuery = encodeURIComponent(query);
|
|
|
637 |
url = this.remote.replace ? this.remote.replace(this.remote.url, query) : this.remote.url.replace(this.remote.wildcard, uriEncodedQuery);
|
|
|
638 |
return this.transport.get(url, this.remote.ajax, handleRemoteResponse);
|
|
|
639 |
function handleRemoteResponse(err, resp) {
|
|
|
640 |
err ? cb([]) : cb(that.remote.filter ? that.remote.filter(resp) : resp);
|
|
|
641 |
}
|
|
|
642 |
},
|
|
|
643 |
_cancelLastRemoteRequest: function cancelLastRemoteRequest() {
|
|
|
644 |
this.transport && this.transport.cancel();
|
|
|
645 |
},
|
|
|
646 |
_saveToStorage: function saveToStorage(data, thumbprint, ttl) {
|
|
|
647 |
if (this.storage) {
|
|
|
648 |
this.storage.set(keys.data, data, ttl);
|
|
|
649 |
this.storage.set(keys.protocol, location.protocol, ttl);
|
|
|
650 |
this.storage.set(keys.thumbprint, thumbprint, ttl);
|
|
|
651 |
}
|
|
|
652 |
},
|
|
|
653 |
_readFromStorage: function readFromStorage(thumbprint) {
|
|
|
654 |
var stored = {}, isExpired;
|
|
|
655 |
if (this.storage) {
|
|
|
656 |
stored.data = this.storage.get(keys.data);
|
|
|
657 |
stored.protocol = this.storage.get(keys.protocol);
|
|
|
658 |
stored.thumbprint = this.storage.get(keys.thumbprint);
|
|
|
659 |
}
|
|
|
660 |
isExpired = stored.thumbprint !== thumbprint || stored.protocol !== location.protocol;
|
|
|
661 |
return stored.data && !isExpired ? stored.data : null;
|
|
|
662 |
},
|
|
|
663 |
_initialize: function initialize() {
|
|
|
664 |
var that = this, local = this.local, deferred;
|
|
|
665 |
deferred = this.prefetch ? this._loadPrefetch(this.prefetch) : $.Deferred().resolve();
|
|
|
666 |
local && deferred.done(addLocalToIndex);
|
|
|
667 |
this.transport = this.remote ? new Transport(this.remote) : null;
|
|
|
668 |
return this.initPromise = deferred.promise();
|
|
|
669 |
function addLocalToIndex() {
|
|
|
670 |
that.add(_.isFunction(local) ? local() : local);
|
|
|
671 |
}
|
|
|
672 |
},
|
|
|
673 |
initialize: function initialize(force) {
|
|
|
674 |
return !this.initPromise || force ? this._initialize() : this.initPromise;
|
|
|
675 |
},
|
|
|
676 |
add: function add(data) {
|
|
|
677 |
this.index.add(data);
|
|
|
678 |
},
|
|
|
679 |
get: function get(query, cb) {
|
|
|
680 |
var that = this, matches = [], cacheHit = false;
|
|
|
681 |
matches = this.index.get(query);
|
|
|
682 |
matches = this.sorter(matches).slice(0, this.limit);
|
|
|
683 |
matches.length < this.limit ? cacheHit = this._getFromRemote(query, returnRemoteMatches) : this._cancelLastRemoteRequest();
|
|
|
684 |
if (!cacheHit) {
|
|
|
685 |
(matches.length > 0 || !this.transport) && cb && cb(matches);
|
|
|
686 |
}
|
|
|
687 |
function returnRemoteMatches(remoteMatches) {
|
|
|
688 |
var matchesWithBackfill = matches.slice(0);
|
|
|
689 |
_.each(remoteMatches, function(remoteMatch) {
|
|
|
690 |
var isDuplicate;
|
|
|
691 |
isDuplicate = _.some(matchesWithBackfill, function(match) {
|
|
|
692 |
return that.dupDetector(remoteMatch, match);
|
|
|
693 |
});
|
|
|
694 |
!isDuplicate && matchesWithBackfill.push(remoteMatch);
|
|
|
695 |
return matchesWithBackfill.length < that.limit;
|
|
|
696 |
});
|
|
|
697 |
cb && cb(that.sorter(matchesWithBackfill));
|
|
|
698 |
}
|
|
|
699 |
},
|
|
|
700 |
clear: function clear() {
|
|
|
701 |
this.index.reset();
|
|
|
702 |
},
|
|
|
703 |
clearPrefetchCache: function clearPrefetchCache() {
|
|
|
704 |
this.storage && this.storage.clear();
|
|
|
705 |
},
|
|
|
706 |
clearRemoteCache: function clearRemoteCache() {
|
|
|
707 |
this.transport && Transport.resetCache();
|
|
|
708 |
},
|
|
|
709 |
ttAdapter: function ttAdapter() {
|
|
|
710 |
return _.bind(this.get, this);
|
|
|
711 |
}
|
|
|
712 |
});
|
|
|
713 |
return Bloodhound;
|
|
|
714 |
function getSorter(sortFn) {
|
|
|
715 |
return _.isFunction(sortFn) ? sort : noSort;
|
|
|
716 |
function sort(array) {
|
|
|
717 |
return array.sort(sortFn);
|
|
|
718 |
}
|
|
|
719 |
function noSort(array) {
|
|
|
720 |
return array;
|
|
|
721 |
}
|
|
|
722 |
}
|
|
|
723 |
function ignoreDuplicates() {
|
|
|
724 |
return false;
|
|
|
725 |
}
|
|
|
726 |
})(this);
|
|
|
727 |
var html = function() {
|
|
|
728 |
return {
|
|
|
729 |
wrapper: '<span class="twitter-typeahead"></span>',
|
|
|
730 |
dropdown: '<span class="tt-dropdown-menu"></span>',
|
|
|
731 |
dataset: '<div class="tt-dataset-%CLASS%"></div>',
|
|
|
732 |
suggestions: '<span class="tt-suggestions"></span>',
|
|
|
733 |
suggestion: '<div class="tt-suggestion"></div>'
|
|
|
734 |
};
|
|
|
735 |
}();
|
|
|
736 |
var css = function() {
|
|
|
737 |
"use strict";
|
|
|
738 |
var css = {
|
|
|
739 |
wrapper: {
|
|
|
740 |
position: "relative",
|
|
|
741 |
display: "inline-block"
|
|
|
742 |
},
|
|
|
743 |
hint: {
|
|
|
744 |
position: "absolute",
|
|
|
745 |
top: "0",
|
|
|
746 |
left: "0",
|
|
|
747 |
borderColor: "transparent",
|
|
|
748 |
boxShadow: "none",
|
|
|
749 |
opacity: "1"
|
|
|
750 |
},
|
|
|
751 |
input: {
|
|
|
752 |
position: "relative",
|
|
|
753 |
verticalAlign: "top",
|
|
|
754 |
backgroundColor: "transparent"
|
|
|
755 |
},
|
|
|
756 |
inputWithNoHint: {
|
|
|
757 |
position: "relative",
|
|
|
758 |
verticalAlign: "top"
|
|
|
759 |
},
|
|
|
760 |
dropdown: {
|
|
|
761 |
position: "absolute",
|
|
|
762 |
top: "100%",
|
|
|
763 |
left: "0",
|
|
|
764 |
zIndex: "100",
|
|
|
765 |
display: "none"
|
|
|
766 |
},
|
|
|
767 |
suggestions: {
|
|
|
768 |
display: "block"
|
|
|
769 |
},
|
|
|
770 |
suggestion: {
|
|
|
771 |
whiteSpace: "nowrap",
|
|
|
772 |
cursor: "pointer"
|
|
|
773 |
},
|
|
|
774 |
suggestionChild: {
|
|
|
775 |
whiteSpace: "normal"
|
|
|
776 |
},
|
|
|
777 |
ltr: {
|
|
|
778 |
left: "0",
|
|
|
779 |
right: "auto"
|
|
|
780 |
},
|
|
|
781 |
rtl: {
|
|
|
782 |
left: "auto",
|
|
|
783 |
right: " 0"
|
|
|
784 |
}
|
|
|
785 |
};
|
|
|
786 |
if (_.isMsie()) {
|
|
|
787 |
_.mixin(css.input, {
|
|
|
788 |
backgroundImage: "url(data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)"
|
|
|
789 |
});
|
|
|
790 |
}
|
|
|
791 |
if (_.isMsie() && _.isMsie() <= 7) {
|
|
|
792 |
_.mixin(css.input, {
|
|
|
793 |
marginTop: "-1px"
|
|
|
794 |
});
|
|
|
795 |
}
|
|
|
796 |
return css;
|
|
|
797 |
}();
|
|
|
798 |
var EventBus = function() {
|
|
|
799 |
"use strict";
|
|
|
800 |
var namespace = "typeahead:";
|
|
|
801 |
function EventBus(o) {
|
|
|
802 |
if (!o || !o.el) {
|
|
|
803 |
$.error("EventBus initialized without el");
|
|
|
804 |
}
|
|
|
805 |
this.$el = $(o.el);
|
|
|
806 |
}
|
|
|
807 |
_.mixin(EventBus.prototype, {
|
|
|
808 |
trigger: function(type) {
|
|
|
809 |
var args = [].slice.call(arguments, 1);
|
|
|
810 |
this.$el.trigger(namespace + type, args);
|
|
|
811 |
}
|
|
|
812 |
});
|
|
|
813 |
return EventBus;
|
|
|
814 |
}();
|
|
|
815 |
var EventEmitter = function() {
|
|
|
816 |
"use strict";
|
|
|
817 |
var splitter = /\s+/, nextTick = getNextTick();
|
|
|
818 |
return {
|
|
|
819 |
onSync: onSync,
|
|
|
820 |
onAsync: onAsync,
|
|
|
821 |
off: off,
|
|
|
822 |
trigger: trigger
|
|
|
823 |
};
|
|
|
824 |
function on(method, types, cb, context) {
|
|
|
825 |
var type;
|
|
|
826 |
if (!cb) {
|
|
|
827 |
return this;
|
|
|
828 |
}
|
|
|
829 |
types = types.split(splitter);
|
|
|
830 |
cb = context ? bindContext(cb, context) : cb;
|
|
|
831 |
this._callbacks = this._callbacks || {};
|
|
|
832 |
while (type = types.shift()) {
|
|
|
833 |
this._callbacks[type] = this._callbacks[type] || {
|
|
|
834 |
sync: [],
|
|
|
835 |
async: []
|
|
|
836 |
};
|
|
|
837 |
this._callbacks[type][method].push(cb);
|
|
|
838 |
}
|
|
|
839 |
return this;
|
|
|
840 |
}
|
|
|
841 |
function onAsync(types, cb, context) {
|
|
|
842 |
return on.call(this, "async", types, cb, context);
|
|
|
843 |
}
|
|
|
844 |
function onSync(types, cb, context) {
|
|
|
845 |
return on.call(this, "sync", types, cb, context);
|
|
|
846 |
}
|
|
|
847 |
function off(types) {
|
|
|
848 |
var type;
|
|
|
849 |
if (!this._callbacks) {
|
|
|
850 |
return this;
|
|
|
851 |
}
|
|
|
852 |
types = types.split(splitter);
|
|
|
853 |
while (type = types.shift()) {
|
|
|
854 |
delete this._callbacks[type];
|
|
|
855 |
}
|
|
|
856 |
return this;
|
|
|
857 |
}
|
|
|
858 |
function trigger(types) {
|
|
|
859 |
var type, callbacks, args, syncFlush, asyncFlush;
|
|
|
860 |
if (!this._callbacks) {
|
|
|
861 |
return this;
|
|
|
862 |
}
|
|
|
863 |
types = types.split(splitter);
|
|
|
864 |
args = [].slice.call(arguments, 1);
|
|
|
865 |
while ((type = types.shift()) && (callbacks = this._callbacks[type])) {
|
|
|
866 |
syncFlush = getFlush(callbacks.sync, this, [ type ].concat(args));
|
|
|
867 |
asyncFlush = getFlush(callbacks.async, this, [ type ].concat(args));
|
|
|
868 |
syncFlush() && nextTick(asyncFlush);
|
|
|
869 |
}
|
|
|
870 |
return this;
|
|
|
871 |
}
|
|
|
872 |
function getFlush(callbacks, context, args) {
|
|
|
873 |
return flush;
|
|
|
874 |
function flush() {
|
|
|
875 |
var cancelled;
|
|
|
876 |
for (var i = 0, len = callbacks.length; !cancelled && i < len; i += 1) {
|
|
|
877 |
cancelled = callbacks[i].apply(context, args) === false;
|
|
|
878 |
}
|
|
|
879 |
return !cancelled;
|
|
|
880 |
}
|
|
|
881 |
}
|
|
|
882 |
function getNextTick() {
|
|
|
883 |
var nextTickFn;
|
|
|
884 |
if (window.setImmediate) {
|
|
|
885 |
nextTickFn = function nextTickSetImmediate(fn) {
|
|
|
886 |
setImmediate(function() {
|
|
|
887 |
fn();
|
|
|
888 |
});
|
|
|
889 |
};
|
|
|
890 |
} else {
|
|
|
891 |
nextTickFn = function nextTickSetTimeout(fn) {
|
|
|
892 |
setTimeout(function() {
|
|
|
893 |
fn();
|
|
|
894 |
}, 0);
|
|
|
895 |
};
|
|
|
896 |
}
|
|
|
897 |
return nextTickFn;
|
|
|
898 |
}
|
|
|
899 |
function bindContext(fn, context) {
|
|
|
900 |
return fn.bind ? fn.bind(context) : function() {
|
|
|
901 |
fn.apply(context, [].slice.call(arguments, 0));
|
|
|
902 |
};
|
|
|
903 |
}
|
|
|
904 |
}();
|
|
|
905 |
var highlight = function(doc) {
|
|
|
906 |
"use strict";
|
|
|
907 |
var defaults = {
|
|
|
908 |
node: null,
|
|
|
909 |
pattern: null,
|
|
|
910 |
tagName: "strong",
|
|
|
911 |
className: null,
|
|
|
912 |
wordsOnly: false,
|
|
|
913 |
caseSensitive: false
|
|
|
914 |
};
|
|
|
915 |
return function hightlight(o) {
|
|
|
916 |
var regex;
|
|
|
917 |
o = _.mixin({}, defaults, o);
|
|
|
918 |
if (!o.node || !o.pattern) {
|
|
|
919 |
return;
|
|
|
920 |
}
|
|
|
921 |
o.pattern = _.isArray(o.pattern) ? o.pattern : [ o.pattern ];
|
|
|
922 |
regex = getRegex(o.pattern, o.caseSensitive, o.wordsOnly);
|
|
|
923 |
traverse(o.node, hightlightTextNode);
|
|
|
924 |
function hightlightTextNode(textNode) {
|
|
|
925 |
var match, patternNode, wrapperNode;
|
|
|
926 |
if (match = regex.exec(textNode.data)) {
|
|
|
927 |
wrapperNode = doc.createElement(o.tagName);
|
|
|
928 |
o.className && (wrapperNode.className = o.className);
|
|
|
929 |
patternNode = textNode.splitText(match.index);
|
|
|
930 |
patternNode.splitText(match[0].length);
|
|
|
931 |
wrapperNode.appendChild(patternNode.cloneNode(true));
|
|
|
932 |
textNode.parentNode.replaceChild(wrapperNode, patternNode);
|
|
|
933 |
}
|
|
|
934 |
return !!match;
|
|
|
935 |
}
|
|
|
936 |
function traverse(el, hightlightTextNode) {
|
|
|
937 |
var childNode, TEXT_NODE_TYPE = 3;
|
|
|
938 |
for (var i = 0; i < el.childNodes.length; i++) {
|
|
|
939 |
childNode = el.childNodes[i];
|
|
|
940 |
if (childNode.nodeType === TEXT_NODE_TYPE) {
|
|
|
941 |
i += hightlightTextNode(childNode) ? 1 : 0;
|
|
|
942 |
} else {
|
|
|
943 |
traverse(childNode, hightlightTextNode);
|
|
|
944 |
}
|
|
|
945 |
}
|
|
|
946 |
}
|
|
|
947 |
};
|
|
|
948 |
function getRegex(patterns, caseSensitive, wordsOnly) {
|
|
|
949 |
var escapedPatterns = [], regexStr;
|
|
|
950 |
for (var i = 0, len = patterns.length; i < len; i++) {
|
|
|
951 |
escapedPatterns.push(_.escapeRegExChars(patterns[i]));
|
|
|
952 |
}
|
|
|
953 |
regexStr = wordsOnly ? "\\b(" + escapedPatterns.join("|") + ")\\b" : "(" + escapedPatterns.join("|") + ")";
|
|
|
954 |
return caseSensitive ? new RegExp(regexStr) : new RegExp(regexStr, "i");
|
|
|
955 |
}
|
|
|
956 |
}(window.document);
|
|
|
957 |
var Input = function() {
|
|
|
958 |
"use strict";
|
|
|
959 |
var specialKeyCodeMap;
|
|
|
960 |
specialKeyCodeMap = {
|
|
|
961 |
9: "tab",
|
|
|
962 |
27: "esc",
|
|
|
963 |
37: "left",
|
|
|
964 |
39: "right",
|
|
|
965 |
13: "enter",
|
|
|
966 |
38: "up",
|
|
|
967 |
40: "down"
|
|
|
968 |
};
|
|
|
969 |
function Input(o) {
|
|
|
970 |
var that = this, onBlur, onFocus, onKeydown, onInput;
|
|
|
971 |
o = o || {};
|
|
|
972 |
if (!o.input) {
|
|
|
973 |
$.error("input is missing");
|
|
|
974 |
}
|
|
|
975 |
onBlur = _.bind(this._onBlur, this);
|
|
|
976 |
onFocus = _.bind(this._onFocus, this);
|
|
|
977 |
onKeydown = _.bind(this._onKeydown, this);
|
|
|
978 |
onInput = _.bind(this._onInput, this);
|
|
|
979 |
this.$hint = $(o.hint);
|
|
|
980 |
this.$input = $(o.input).on("blur.tt", onBlur).on("focus.tt", onFocus).on("keydown.tt", onKeydown);
|
|
|
981 |
if (this.$hint.length === 0) {
|
|
|
982 |
this.setHint = this.getHint = this.clearHint = this.clearHintIfInvalid = _.noop;
|
|
|
983 |
}
|
|
|
984 |
if (!_.isMsie()) {
|
|
|
985 |
this.$input.on("input.tt", onInput);
|
|
|
986 |
} else {
|
|
|
987 |
this.$input.on("keydown.tt keypress.tt cut.tt paste.tt", function($e) {
|
|
|
988 |
if (specialKeyCodeMap[$e.which || $e.keyCode]) {
|
|
|
989 |
return;
|
|
|
990 |
}
|
|
|
991 |
_.defer(_.bind(that._onInput, that, $e));
|
|
|
992 |
});
|
|
|
993 |
}
|
|
|
994 |
this.query = this.$input.val();
|
|
|
995 |
this.$overflowHelper = buildOverflowHelper(this.$input);
|
|
|
996 |
}
|
|
|
997 |
Input.normalizeQuery = function(str) {
|
|
|
998 |
return (str || "").replace(/^\s*/g, "").replace(/\s{2,}/g, " ");
|
|
|
999 |
};
|
|
|
1000 |
_.mixin(Input.prototype, EventEmitter, {
|
|
|
1001 |
_onBlur: function onBlur() {
|
|
|
1002 |
this.resetInputValue();
|
|
|
1003 |
this.trigger("blurred");
|
|
|
1004 |
},
|
|
|
1005 |
_onFocus: function onFocus() {
|
|
|
1006 |
this.trigger("focused");
|
|
|
1007 |
},
|
|
|
1008 |
_onKeydown: function onKeydown($e) {
|
|
|
1009 |
var keyName = specialKeyCodeMap[$e.which || $e.keyCode];
|
|
|
1010 |
this._managePreventDefault(keyName, $e);
|
|
|
1011 |
if (keyName && this._shouldTrigger(keyName, $e)) {
|
|
|
1012 |
this.trigger(keyName + "Keyed", $e);
|
|
|
1013 |
}
|
|
|
1014 |
},
|
|
|
1015 |
_onInput: function onInput() {
|
|
|
1016 |
this._checkInputValue();
|
|
|
1017 |
},
|
|
|
1018 |
_managePreventDefault: function managePreventDefault(keyName, $e) {
|
|
|
1019 |
var preventDefault, hintValue, inputValue;
|
|
|
1020 |
switch (keyName) {
|
|
|
1021 |
case "tab":
|
|
|
1022 |
hintValue = this.getHint();
|
|
|
1023 |
inputValue = this.getInputValue();
|
|
|
1024 |
preventDefault = hintValue && hintValue !== inputValue && !withModifier($e);
|
|
|
1025 |
break;
|
|
|
1026 |
|
|
|
1027 |
case "up":
|
|
|
1028 |
case "down":
|
|
|
1029 |
preventDefault = !withModifier($e);
|
|
|
1030 |
break;
|
|
|
1031 |
|
|
|
1032 |
default:
|
|
|
1033 |
preventDefault = false;
|
|
|
1034 |
}
|
|
|
1035 |
preventDefault && $e.preventDefault();
|
|
|
1036 |
},
|
|
|
1037 |
_shouldTrigger: function shouldTrigger(keyName, $e) {
|
|
|
1038 |
var trigger;
|
|
|
1039 |
switch (keyName) {
|
|
|
1040 |
case "tab":
|
|
|
1041 |
trigger = !withModifier($e);
|
|
|
1042 |
break;
|
|
|
1043 |
|
|
|
1044 |
default:
|
|
|
1045 |
trigger = true;
|
|
|
1046 |
}
|
|
|
1047 |
return trigger;
|
|
|
1048 |
},
|
|
|
1049 |
_checkInputValue: function checkInputValue() {
|
|
|
1050 |
var inputValue, areEquivalent, hasDifferentWhitespace;
|
|
|
1051 |
inputValue = this.getInputValue();
|
|
|
1052 |
areEquivalent = areQueriesEquivalent(inputValue, this.query);
|
|
|
1053 |
hasDifferentWhitespace = areEquivalent ? this.query.length !== inputValue.length : false;
|
|
|
1054 |
this.query = inputValue;
|
|
|
1055 |
if (!areEquivalent) {
|
|
|
1056 |
this.trigger("queryChanged", this.query);
|
|
|
1057 |
} else if (hasDifferentWhitespace) {
|
|
|
1058 |
this.trigger("whitespaceChanged", this.query);
|
|
|
1059 |
}
|
|
|
1060 |
},
|
|
|
1061 |
focus: function focus() {
|
|
|
1062 |
this.$input.focus();
|
|
|
1063 |
},
|
|
|
1064 |
blur: function blur() {
|
|
|
1065 |
this.$input.blur();
|
|
|
1066 |
},
|
|
|
1067 |
getQuery: function getQuery() {
|
|
|
1068 |
return this.query;
|
|
|
1069 |
},
|
|
|
1070 |
setQuery: function setQuery(query) {
|
|
|
1071 |
this.query = query;
|
|
|
1072 |
},
|
|
|
1073 |
getInputValue: function getInputValue() {
|
|
|
1074 |
return this.$input.val();
|
|
|
1075 |
},
|
|
|
1076 |
setInputValue: function setInputValue(value, silent) {
|
|
|
1077 |
this.$input.val(value);
|
|
|
1078 |
silent ? this.clearHint() : this._checkInputValue();
|
|
|
1079 |
},
|
|
|
1080 |
resetInputValue: function resetInputValue() {
|
|
|
1081 |
this.setInputValue(this.query, true);
|
|
|
1082 |
},
|
|
|
1083 |
getHint: function getHint() {
|
|
|
1084 |
return this.$hint.val();
|
|
|
1085 |
},
|
|
|
1086 |
setHint: function setHint(value) {
|
|
|
1087 |
this.$hint.val(value);
|
|
|
1088 |
},
|
|
|
1089 |
clearHint: function clearHint() {
|
|
|
1090 |
this.setHint("");
|
|
|
1091 |
},
|
|
|
1092 |
clearHintIfInvalid: function clearHintIfInvalid() {
|
|
|
1093 |
var val, hint, valIsPrefixOfHint, isValid;
|
|
|
1094 |
val = this.getInputValue();
|
|
|
1095 |
hint = this.getHint();
|
|
|
1096 |
valIsPrefixOfHint = val !== hint && hint.indexOf(val) === 0;
|
|
|
1097 |
isValid = val !== "" && valIsPrefixOfHint && !this.hasOverflow();
|
|
|
1098 |
!isValid && this.clearHint();
|
|
|
1099 |
},
|
|
|
1100 |
getLanguageDirection: function getLanguageDirection() {
|
|
|
1101 |
return (this.$input.css("direction") || "ltr").toLowerCase();
|
|
|
1102 |
},
|
|
|
1103 |
hasOverflow: function hasOverflow() {
|
|
|
1104 |
var constraint = this.$input.width() - 2;
|
|
|
1105 |
this.$overflowHelper.text(this.getInputValue());
|
|
|
1106 |
return this.$overflowHelper.width() >= constraint;
|
|
|
1107 |
},
|
|
|
1108 |
isCursorAtEnd: function() {
|
|
|
1109 |
var valueLength, selectionStart, range;
|
|
|
1110 |
valueLength = this.$input.val().length;
|
|
|
1111 |
selectionStart = this.$input[0].selectionStart;
|
|
|
1112 |
if (_.isNumber(selectionStart)) {
|
|
|
1113 |
return selectionStart === valueLength;
|
|
|
1114 |
} else if (document.selection) {
|
|
|
1115 |
range = document.selection.createRange();
|
|
|
1116 |
range.moveStart("character", -valueLength);
|
|
|
1117 |
return valueLength === range.text.length;
|
|
|
1118 |
}
|
|
|
1119 |
return true;
|
|
|
1120 |
},
|
|
|
1121 |
destroy: function destroy() {
|
|
|
1122 |
this.$hint.off(".tt");
|
|
|
1123 |
this.$input.off(".tt");
|
|
|
1124 |
this.$hint = this.$input = this.$overflowHelper = null;
|
|
|
1125 |
}
|
|
|
1126 |
});
|
|
|
1127 |
return Input;
|
|
|
1128 |
function buildOverflowHelper($input) {
|
|
|
1129 |
return $('<pre aria-hidden="true"></pre>').css({
|
|
|
1130 |
position: "absolute",
|
|
|
1131 |
visibility: "hidden",
|
|
|
1132 |
whiteSpace: "pre",
|
|
|
1133 |
fontFamily: $input.css("font-family"),
|
|
|
1134 |
fontSize: $input.css("font-size"),
|
|
|
1135 |
fontStyle: $input.css("font-style"),
|
|
|
1136 |
fontVariant: $input.css("font-variant"),
|
|
|
1137 |
fontWeight: $input.css("font-weight"),
|
|
|
1138 |
wordSpacing: $input.css("word-spacing"),
|
|
|
1139 |
letterSpacing: $input.css("letter-spacing"),
|
|
|
1140 |
textIndent: $input.css("text-indent"),
|
|
|
1141 |
textRendering: $input.css("text-rendering"),
|
|
|
1142 |
textTransform: $input.css("text-transform")
|
|
|
1143 |
}).insertAfter($input);
|
|
|
1144 |
}
|
|
|
1145 |
function areQueriesEquivalent(a, b) {
|
|
|
1146 |
return Input.normalizeQuery(a) === Input.normalizeQuery(b);
|
|
|
1147 |
}
|
|
|
1148 |
function withModifier($e) {
|
|
|
1149 |
return $e.altKey || $e.ctrlKey || $e.metaKey || $e.shiftKey;
|
|
|
1150 |
}
|
|
|
1151 |
}();
|
|
|
1152 |
var Dataset = function() {
|
|
|
1153 |
"use strict";
|
|
|
1154 |
var datasetKey = "ttDataset", valueKey = "ttValue", datumKey = "ttDatum";
|
|
|
1155 |
function Dataset(o) {
|
|
|
1156 |
o = o || {};
|
|
|
1157 |
o.templates = o.templates || {};
|
|
|
1158 |
if (!o.source) {
|
|
|
1159 |
$.error("missing source");
|
|
|
1160 |
}
|
|
|
1161 |
if (o.name && !isValidName(o.name)) {
|
|
|
1162 |
$.error("invalid dataset name: " + o.name);
|
|
|
1163 |
}
|
|
|
1164 |
this.query = null;
|
|
|
1165 |
this.highlight = !!o.highlight;
|
|
|
1166 |
this.name = o.name || _.getUniqueId();
|
|
|
1167 |
this.source = o.source;
|
|
|
1168 |
this.displayFn = getDisplayFn(o.display || o.displayKey);
|
|
|
1169 |
this.templates = getTemplates(o.templates, this.displayFn);
|
|
|
1170 |
this.$el = $(html.dataset.replace("%CLASS%", this.name));
|
|
|
1171 |
}
|
|
|
1172 |
Dataset.extractDatasetName = function extractDatasetName(el) {
|
|
|
1173 |
return $(el).data(datasetKey);
|
|
|
1174 |
};
|
|
|
1175 |
Dataset.extractValue = function extractDatum(el) {
|
|
|
1176 |
return $(el).data(valueKey);
|
|
|
1177 |
};
|
|
|
1178 |
Dataset.extractDatum = function extractDatum(el) {
|
|
|
1179 |
return $(el).data(datumKey);
|
|
|
1180 |
};
|
|
|
1181 |
_.mixin(Dataset.prototype, EventEmitter, {
|
|
|
1182 |
_render: function render(query, suggestions) {
|
|
|
1183 |
if (!this.$el) {
|
|
|
1184 |
return;
|
|
|
1185 |
}
|
|
|
1186 |
var that = this, hasSuggestions;
|
|
|
1187 |
this.$el.empty();
|
|
|
1188 |
hasSuggestions = suggestions && suggestions.length;
|
|
|
1189 |
if (!hasSuggestions && this.templates.empty) {
|
|
|
1190 |
this.$el.html(getEmptyHtml()).prepend(that.templates.header ? getHeaderHtml() : null).append(that.templates.footer ? getFooterHtml() : null);
|
|
|
1191 |
} else if (hasSuggestions) {
|
|
|
1192 |
this.$el.html(getSuggestionsHtml()).prepend(that.templates.header ? getHeaderHtml() : null).append(that.templates.footer ? getFooterHtml() : null);
|
|
|
1193 |
}
|
|
|
1194 |
this.trigger("rendered");
|
|
|
1195 |
function getEmptyHtml() {
|
|
|
1196 |
return that.templates.empty({
|
|
|
1197 |
query: query,
|
|
|
1198 |
isEmpty: true
|
|
|
1199 |
});
|
|
|
1200 |
}
|
|
|
1201 |
function getSuggestionsHtml() {
|
|
|
1202 |
var $suggestions, nodes;
|
|
|
1203 |
$suggestions = $(html.suggestions).css(css.suggestions);
|
|
|
1204 |
nodes = _.map(suggestions, getSuggestionNode);
|
|
|
1205 |
$suggestions.append.apply($suggestions, nodes);
|
|
|
1206 |
that.highlight && highlight({
|
|
|
1207 |
className: "tt-highlight",
|
|
|
1208 |
node: $suggestions[0],
|
|
|
1209 |
pattern: query
|
|
|
1210 |
});
|
|
|
1211 |
return $suggestions;
|
|
|
1212 |
function getSuggestionNode(suggestion) {
|
|
|
1213 |
var $el;
|
|
|
1214 |
$el = $(html.suggestion).append(that.templates.suggestion(suggestion)).data(datasetKey, that.name).data(valueKey, that.displayFn(suggestion)).data(datumKey, suggestion);
|
|
|
1215 |
$el.children().each(function() {
|
|
|
1216 |
$(this).css(css.suggestionChild);
|
|
|
1217 |
});
|
|
|
1218 |
return $el;
|
|
|
1219 |
}
|
|
|
1220 |
}
|
|
|
1221 |
function getHeaderHtml() {
|
|
|
1222 |
return that.templates.header({
|
|
|
1223 |
query: query,
|
|
|
1224 |
isEmpty: !hasSuggestions
|
|
|
1225 |
});
|
|
|
1226 |
}
|
|
|
1227 |
function getFooterHtml() {
|
|
|
1228 |
return that.templates.footer({
|
|
|
1229 |
query: query,
|
|
|
1230 |
isEmpty: !hasSuggestions
|
|
|
1231 |
});
|
|
|
1232 |
}
|
|
|
1233 |
},
|
|
|
1234 |
getRoot: function getRoot() {
|
|
|
1235 |
return this.$el;
|
|
|
1236 |
},
|
|
|
1237 |
update: function update(query) {
|
|
|
1238 |
var that = this;
|
|
|
1239 |
this.query = query;
|
|
|
1240 |
this.canceled = false;
|
|
|
1241 |
this.source(query, render);
|
|
|
1242 |
function render(suggestions) {
|
|
|
1243 |
if (!that.canceled && query === that.query) {
|
|
|
1244 |
that._render(query, suggestions);
|
|
|
1245 |
}
|
|
|
1246 |
}
|
|
|
1247 |
},
|
|
|
1248 |
cancel: function cancel() {
|
|
|
1249 |
this.canceled = true;
|
|
|
1250 |
},
|
|
|
1251 |
clear: function clear() {
|
|
|
1252 |
this.cancel();
|
|
|
1253 |
this.$el.empty();
|
|
|
1254 |
this.trigger("rendered");
|
|
|
1255 |
},
|
|
|
1256 |
isEmpty: function isEmpty() {
|
|
|
1257 |
return this.$el.is(":empty");
|
|
|
1258 |
},
|
|
|
1259 |
destroy: function destroy() {
|
|
|
1260 |
this.$el = null;
|
|
|
1261 |
}
|
|
|
1262 |
});
|
|
|
1263 |
return Dataset;
|
|
|
1264 |
function getDisplayFn(display) {
|
|
|
1265 |
display = display || "value";
|
|
|
1266 |
return _.isFunction(display) ? display : displayFn;
|
|
|
1267 |
function displayFn(obj) {
|
|
|
1268 |
return obj[display];
|
|
|
1269 |
}
|
|
|
1270 |
}
|
|
|
1271 |
function getTemplates(templates, displayFn) {
|
|
|
1272 |
return {
|
|
|
1273 |
empty: templates.empty && _.templatify(templates.empty),
|
|
|
1274 |
header: templates.header && _.templatify(templates.header),
|
|
|
1275 |
footer: templates.footer && _.templatify(templates.footer),
|
|
|
1276 |
suggestion: templates.suggestion || suggestionTemplate
|
|
|
1277 |
};
|
|
|
1278 |
function suggestionTemplate(context) {
|
|
|
1279 |
return "<p>" + displayFn(context) + "</p>";
|
|
|
1280 |
}
|
|
|
1281 |
}
|
|
|
1282 |
function isValidName(str) {
|
|
|
1283 |
return /^[_a-zA-Z0-9-]+$/.test(str);
|
|
|
1284 |
}
|
|
|
1285 |
}();
|
|
|
1286 |
var Dropdown = function() {
|
|
|
1287 |
"use strict";
|
|
|
1288 |
function Dropdown(o) {
|
|
|
1289 |
var that = this, onSuggestionClick, onSuggestionMouseEnter, onSuggestionMouseLeave;
|
|
|
1290 |
o = o || {};
|
|
|
1291 |
if (!o.menu) {
|
|
|
1292 |
$.error("menu is required");
|
|
|
1293 |
}
|
|
|
1294 |
this.isOpen = false;
|
|
|
1295 |
this.isEmpty = true;
|
|
|
1296 |
this.datasets = _.map(o.datasets, initializeDataset);
|
|
|
1297 |
onSuggestionClick = _.bind(this._onSuggestionClick, this);
|
|
|
1298 |
onSuggestionMouseEnter = _.bind(this._onSuggestionMouseEnter, this);
|
|
|
1299 |
onSuggestionMouseLeave = _.bind(this._onSuggestionMouseLeave, this);
|
|
|
1300 |
this.$menu = $(o.menu).on("click.tt", ".tt-suggestion", onSuggestionClick).on("mouseenter.tt", ".tt-suggestion", onSuggestionMouseEnter).on("mouseleave.tt", ".tt-suggestion", onSuggestionMouseLeave);
|
|
|
1301 |
_.each(this.datasets, function(dataset) {
|
|
|
1302 |
that.$menu.append(dataset.getRoot());
|
|
|
1303 |
dataset.onSync("rendered", that._onRendered, that);
|
|
|
1304 |
});
|
|
|
1305 |
}
|
|
|
1306 |
_.mixin(Dropdown.prototype, EventEmitter, {
|
|
|
1307 |
_onSuggestionClick: function onSuggestionClick($e) {
|
|
|
1308 |
this.trigger("suggestionClicked", $($e.currentTarget));
|
|
|
1309 |
},
|
|
|
1310 |
_onSuggestionMouseEnter: function onSuggestionMouseEnter($e) {
|
|
|
1311 |
this._removeCursor();
|
|
|
1312 |
this._setCursor($($e.currentTarget), true);
|
|
|
1313 |
},
|
|
|
1314 |
_onSuggestionMouseLeave: function onSuggestionMouseLeave() {
|
|
|
1315 |
this._removeCursor();
|
|
|
1316 |
},
|
|
|
1317 |
_onRendered: function onRendered() {
|
|
|
1318 |
this.isEmpty = _.every(this.datasets, isDatasetEmpty);
|
|
|
1319 |
this.isEmpty ? this._hide() : this.isOpen && this._show();
|
|
|
1320 |
this.trigger("datasetRendered");
|
|
|
1321 |
function isDatasetEmpty(dataset) {
|
|
|
1322 |
return dataset.isEmpty();
|
|
|
1323 |
}
|
|
|
1324 |
},
|
|
|
1325 |
_hide: function() {
|
|
|
1326 |
this.$menu.hide();
|
|
|
1327 |
},
|
|
|
1328 |
_show: function() {
|
|
|
1329 |
this.$menu.css("display", "block");
|
|
|
1330 |
},
|
|
|
1331 |
_getSuggestions: function getSuggestions() {
|
|
|
1332 |
return this.$menu.find(".tt-suggestion");
|
|
|
1333 |
},
|
|
|
1334 |
_getCursor: function getCursor() {
|
|
|
1335 |
return this.$menu.find(".tt-cursor").first();
|
|
|
1336 |
},
|
|
|
1337 |
_setCursor: function setCursor($el, silent) {
|
|
|
1338 |
$el.first().addClass("tt-cursor");
|
|
|
1339 |
!silent && this.trigger("cursorMoved");
|
|
|
1340 |
},
|
|
|
1341 |
_removeCursor: function removeCursor() {
|
|
|
1342 |
this._getCursor().removeClass("tt-cursor");
|
|
|
1343 |
},
|
|
|
1344 |
_moveCursor: function moveCursor(increment) {
|
|
|
1345 |
var $suggestions, $oldCursor, newCursorIndex, $newCursor;
|
|
|
1346 |
if (!this.isOpen) {
|
|
|
1347 |
return;
|
|
|
1348 |
}
|
|
|
1349 |
$oldCursor = this._getCursor();
|
|
|
1350 |
$suggestions = this._getSuggestions();
|
|
|
1351 |
this._removeCursor();
|
|
|
1352 |
newCursorIndex = $suggestions.index($oldCursor) + increment;
|
|
|
1353 |
newCursorIndex = (newCursorIndex + 1) % ($suggestions.length + 1) - 1;
|
|
|
1354 |
if (newCursorIndex === -1) {
|
|
|
1355 |
this.trigger("cursorRemoved");
|
|
|
1356 |
return;
|
|
|
1357 |
} else if (newCursorIndex < -1) {
|
|
|
1358 |
newCursorIndex = $suggestions.length - 1;
|
|
|
1359 |
}
|
|
|
1360 |
this._setCursor($newCursor = $suggestions.eq(newCursorIndex));
|
|
|
1361 |
this._ensureVisible($newCursor);
|
|
|
1362 |
},
|
|
|
1363 |
_ensureVisible: function ensureVisible($el) {
|
|
|
1364 |
var elTop, elBottom, menuScrollTop, menuHeight;
|
|
|
1365 |
elTop = $el.position().top;
|
|
|
1366 |
elBottom = elTop + $el.outerHeight(true);
|
|
|
1367 |
menuScrollTop = this.$menu.scrollTop();
|
|
|
1368 |
menuHeight = this.$menu.height() + parseInt(this.$menu.css("paddingTop"), 10) + parseInt(this.$menu.css("paddingBottom"), 10);
|
|
|
1369 |
if (elTop < 0) {
|
|
|
1370 |
this.$menu.scrollTop(menuScrollTop + elTop);
|
|
|
1371 |
} else if (menuHeight < elBottom) {
|
|
|
1372 |
this.$menu.scrollTop(menuScrollTop + (elBottom - menuHeight));
|
|
|
1373 |
}
|
|
|
1374 |
},
|
|
|
1375 |
close: function close() {
|
|
|
1376 |
if (this.isOpen) {
|
|
|
1377 |
this.isOpen = false;
|
|
|
1378 |
this._removeCursor();
|
|
|
1379 |
this._hide();
|
|
|
1380 |
this.trigger("closed");
|
|
|
1381 |
}
|
|
|
1382 |
},
|
|
|
1383 |
open: function open() {
|
|
|
1384 |
if (!this.isOpen) {
|
|
|
1385 |
this.isOpen = true;
|
|
|
1386 |
!this.isEmpty && this._show();
|
|
|
1387 |
this.trigger("opened");
|
|
|
1388 |
}
|
|
|
1389 |
},
|
|
|
1390 |
setLanguageDirection: function setLanguageDirection(dir) {
|
|
|
1391 |
this.$menu.css(dir === "ltr" ? css.ltr : css.rtl);
|
|
|
1392 |
},
|
|
|
1393 |
moveCursorUp: function moveCursorUp() {
|
|
|
1394 |
this._moveCursor(-1);
|
|
|
1395 |
},
|
|
|
1396 |
moveCursorDown: function moveCursorDown() {
|
|
|
1397 |
this._moveCursor(+1);
|
|
|
1398 |
},
|
|
|
1399 |
getDatumForSuggestion: function getDatumForSuggestion($el) {
|
|
|
1400 |
var datum = null;
|
|
|
1401 |
if ($el.length) {
|
|
|
1402 |
datum = {
|
|
|
1403 |
raw: Dataset.extractDatum($el),
|
|
|
1404 |
value: Dataset.extractValue($el),
|
|
|
1405 |
datasetName: Dataset.extractDatasetName($el)
|
|
|
1406 |
};
|
|
|
1407 |
}
|
|
|
1408 |
return datum;
|
|
|
1409 |
},
|
|
|
1410 |
getDatumForCursor: function getDatumForCursor() {
|
|
|
1411 |
return this.getDatumForSuggestion(this._getCursor().first());
|
|
|
1412 |
},
|
|
|
1413 |
getDatumForTopSuggestion: function getDatumForTopSuggestion() {
|
|
|
1414 |
return this.getDatumForSuggestion(this._getSuggestions().first());
|
|
|
1415 |
},
|
|
|
1416 |
update: function update(query) {
|
|
|
1417 |
_.each(this.datasets, updateDataset);
|
|
|
1418 |
function updateDataset(dataset) {
|
|
|
1419 |
dataset.update(query);
|
|
|
1420 |
}
|
|
|
1421 |
},
|
|
|
1422 |
empty: function empty() {
|
|
|
1423 |
_.each(this.datasets, clearDataset);
|
|
|
1424 |
this.isEmpty = true;
|
|
|
1425 |
function clearDataset(dataset) {
|
|
|
1426 |
dataset.clear();
|
|
|
1427 |
}
|
|
|
1428 |
},
|
|
|
1429 |
isVisible: function isVisible() {
|
|
|
1430 |
return this.isOpen && !this.isEmpty;
|
|
|
1431 |
},
|
|
|
1432 |
destroy: function destroy() {
|
|
|
1433 |
this.$menu.off(".tt");
|
|
|
1434 |
this.$menu = null;
|
|
|
1435 |
_.each(this.datasets, destroyDataset);
|
|
|
1436 |
function destroyDataset(dataset) {
|
|
|
1437 |
dataset.destroy();
|
|
|
1438 |
}
|
|
|
1439 |
}
|
|
|
1440 |
});
|
|
|
1441 |
return Dropdown;
|
|
|
1442 |
function initializeDataset(oDataset) {
|
|
|
1443 |
return new Dataset(oDataset);
|
|
|
1444 |
}
|
|
|
1445 |
}();
|
|
|
1446 |
var Typeahead = function() {
|
|
|
1447 |
"use strict";
|
|
|
1448 |
var attrsKey = "ttAttrs";
|
|
|
1449 |
function Typeahead(o) {
|
|
|
1450 |
var $menu, $input, $hint;
|
|
|
1451 |
o = o || {};
|
|
|
1452 |
if (!o.input) {
|
|
|
1453 |
$.error("missing input");
|
|
|
1454 |
}
|
|
|
1455 |
this.isActivated = false;
|
|
|
1456 |
this.autoselect = !!o.autoselect;
|
|
|
1457 |
this.minLength = _.isNumber(o.minLength) ? o.minLength : 1;
|
|
|
1458 |
this.$node = buildDom(o.input, o.withHint);
|
|
|
1459 |
$menu = this.$node.find(".tt-dropdown-menu");
|
|
|
1460 |
$input = this.$node.find(".tt-input");
|
|
|
1461 |
$hint = this.$node.find(".tt-hint");
|
|
|
1462 |
$input.on("blur.tt", function($e) {
|
|
|
1463 |
var active, isActive, hasActive;
|
|
|
1464 |
active = document.activeElement;
|
|
|
1465 |
isActive = $menu.is(active);
|
|
|
1466 |
hasActive = $menu.has(active).length > 0;
|
|
|
1467 |
if (_.isMsie() && (isActive || hasActive)) {
|
|
|
1468 |
$e.preventDefault();
|
|
|
1469 |
$e.stopImmediatePropagation();
|
|
|
1470 |
_.defer(function() {
|
|
|
1471 |
$input.focus();
|
|
|
1472 |
});
|
|
|
1473 |
}
|
|
|
1474 |
});
|
|
|
1475 |
$menu.on("mousedown.tt", function($e) {
|
|
|
1476 |
$e.preventDefault();
|
|
|
1477 |
});
|
|
|
1478 |
this.eventBus = o.eventBus || new EventBus({
|
|
|
1479 |
el: $input
|
|
|
1480 |
});
|
|
|
1481 |
this.dropdown = new Dropdown({
|
|
|
1482 |
menu: $menu,
|
|
|
1483 |
datasets: o.datasets
|
|
|
1484 |
}).onSync("suggestionClicked", this._onSuggestionClicked, this).onSync("cursorMoved", this._onCursorMoved, this).onSync("cursorRemoved", this._onCursorRemoved, this).onSync("opened", this._onOpened, this).onSync("closed", this._onClosed, this).onAsync("datasetRendered", this._onDatasetRendered, this);
|
|
|
1485 |
this.input = new Input({
|
|
|
1486 |
input: $input,
|
|
|
1487 |
hint: $hint
|
|
|
1488 |
}).onSync("focused", this._onFocused, this).onSync("blurred", this._onBlurred, this).onSync("enterKeyed", this._onEnterKeyed, this).onSync("tabKeyed", this._onTabKeyed, this).onSync("escKeyed", this._onEscKeyed, this).onSync("upKeyed", this._onUpKeyed, this).onSync("downKeyed", this._onDownKeyed, this).onSync("leftKeyed", this._onLeftKeyed, this).onSync("rightKeyed", this._onRightKeyed, this).onSync("queryChanged", this._onQueryChanged, this).onSync("whitespaceChanged", this._onWhitespaceChanged, this);
|
|
|
1489 |
this._setLanguageDirection();
|
|
|
1490 |
}
|
|
|
1491 |
_.mixin(Typeahead.prototype, {
|
|
|
1492 |
_onSuggestionClicked: function onSuggestionClicked(type, $el) {
|
|
|
1493 |
var datum;
|
|
|
1494 |
if (datum = this.dropdown.getDatumForSuggestion($el)) {
|
|
|
1495 |
this._select(datum);
|
|
|
1496 |
}
|
|
|
1497 |
},
|
|
|
1498 |
_onCursorMoved: function onCursorMoved() {
|
|
|
1499 |
var datum = this.dropdown.getDatumForCursor();
|
|
|
1500 |
this.input.setInputValue(datum.value, true);
|
|
|
1501 |
this.eventBus.trigger("cursorchanged", datum.raw, datum.datasetName);
|
|
|
1502 |
},
|
|
|
1503 |
_onCursorRemoved: function onCursorRemoved() {
|
|
|
1504 |
this.input.resetInputValue();
|
|
|
1505 |
this._updateHint();
|
|
|
1506 |
},
|
|
|
1507 |
_onDatasetRendered: function onDatasetRendered() {
|
|
|
1508 |
this._updateHint();
|
|
|
1509 |
},
|
|
|
1510 |
_onOpened: function onOpened() {
|
|
|
1511 |
this._updateHint();
|
|
|
1512 |
this.eventBus.trigger("opened");
|
|
|
1513 |
},
|
|
|
1514 |
_onClosed: function onClosed() {
|
|
|
1515 |
this.input.clearHint();
|
|
|
1516 |
this.eventBus.trigger("closed");
|
|
|
1517 |
},
|
|
|
1518 |
_onFocused: function onFocused() {
|
|
|
1519 |
this.isActivated = true;
|
|
|
1520 |
this.dropdown.open();
|
|
|
1521 |
},
|
|
|
1522 |
_onBlurred: function onBlurred() {
|
|
|
1523 |
this.isActivated = false;
|
|
|
1524 |
this.dropdown.empty();
|
|
|
1525 |
this.dropdown.close();
|
|
|
1526 |
},
|
|
|
1527 |
_onEnterKeyed: function onEnterKeyed(type, $e) {
|
|
|
1528 |
var cursorDatum, topSuggestionDatum;
|
|
|
1529 |
cursorDatum = this.dropdown.getDatumForCursor();
|
|
|
1530 |
topSuggestionDatum = this.dropdown.getDatumForTopSuggestion();
|
|
|
1531 |
if (cursorDatum) {
|
|
|
1532 |
this._select(cursorDatum);
|
|
|
1533 |
$e.preventDefault();
|
|
|
1534 |
} else if (this.autoselect && topSuggestionDatum) {
|
|
|
1535 |
this._select(topSuggestionDatum);
|
|
|
1536 |
$e.preventDefault();
|
|
|
1537 |
}
|
|
|
1538 |
},
|
|
|
1539 |
_onTabKeyed: function onTabKeyed(type, $e) {
|
|
|
1540 |
var datum;
|
|
|
1541 |
if (datum = this.dropdown.getDatumForCursor()) {
|
|
|
1542 |
this._select(datum);
|
|
|
1543 |
$e.preventDefault();
|
|
|
1544 |
} else {
|
|
|
1545 |
this._autocomplete(true);
|
|
|
1546 |
}
|
|
|
1547 |
},
|
|
|
1548 |
_onEscKeyed: function onEscKeyed() {
|
|
|
1549 |
this.dropdown.close();
|
|
|
1550 |
this.input.resetInputValue();
|
|
|
1551 |
},
|
|
|
1552 |
_onUpKeyed: function onUpKeyed() {
|
|
|
1553 |
var query = this.input.getQuery();
|
|
|
1554 |
this.dropdown.isEmpty && query.length >= this.minLength ? this.dropdown.update(query) : this.dropdown.moveCursorUp();
|
|
|
1555 |
this.dropdown.open();
|
|
|
1556 |
},
|
|
|
1557 |
_onDownKeyed: function onDownKeyed() {
|
|
|
1558 |
var query = this.input.getQuery();
|
|
|
1559 |
this.dropdown.isEmpty && query.length >= this.minLength ? this.dropdown.update(query) : this.dropdown.moveCursorDown();
|
|
|
1560 |
this.dropdown.open();
|
|
|
1561 |
},
|
|
|
1562 |
_onLeftKeyed: function onLeftKeyed() {
|
|
|
1563 |
this.dir === "rtl" && this._autocomplete();
|
|
|
1564 |
},
|
|
|
1565 |
_onRightKeyed: function onRightKeyed() {
|
|
|
1566 |
this.dir === "ltr" && this._autocomplete();
|
|
|
1567 |
},
|
|
|
1568 |
_onQueryChanged: function onQueryChanged(e, query) {
|
|
|
1569 |
this.input.clearHintIfInvalid();
|
|
|
1570 |
query.length >= this.minLength ? this.dropdown.update(query) : this.dropdown.empty();
|
|
|
1571 |
this.dropdown.open();
|
|
|
1572 |
this._setLanguageDirection();
|
|
|
1573 |
},
|
|
|
1574 |
_onWhitespaceChanged: function onWhitespaceChanged() {
|
|
|
1575 |
this._updateHint();
|
|
|
1576 |
this.dropdown.open();
|
|
|
1577 |
},
|
|
|
1578 |
_setLanguageDirection: function setLanguageDirection() {
|
|
|
1579 |
var dir;
|
|
|
1580 |
if (this.dir !== (dir = this.input.getLanguageDirection())) {
|
|
|
1581 |
this.dir = dir;
|
|
|
1582 |
this.$node.css("direction", dir);
|
|
|
1583 |
this.dropdown.setLanguageDirection(dir);
|
|
|
1584 |
}
|
|
|
1585 |
},
|
|
|
1586 |
_updateHint: function updateHint() {
|
|
|
1587 |
var datum, val, query, escapedQuery, frontMatchRegEx, match;
|
|
|
1588 |
datum = this.dropdown.getDatumForTopSuggestion();
|
|
|
1589 |
if (datum && this.dropdown.isVisible() && !this.input.hasOverflow()) {
|
|
|
1590 |
val = this.input.getInputValue();
|
|
|
1591 |
query = Input.normalizeQuery(val);
|
|
|
1592 |
escapedQuery = _.escapeRegExChars(query);
|
|
|
1593 |
frontMatchRegEx = new RegExp("^(?:" + escapedQuery + ")(.+$)", "i");
|
|
|
1594 |
match = frontMatchRegEx.exec(datum.value);
|
|
|
1595 |
match ? this.input.setHint(val + match[1]) : this.input.clearHint();
|
|
|
1596 |
} else {
|
|
|
1597 |
this.input.clearHint();
|
|
|
1598 |
}
|
|
|
1599 |
},
|
|
|
1600 |
_autocomplete: function autocomplete(laxCursor) {
|
|
|
1601 |
var hint, query, isCursorAtEnd, datum;
|
|
|
1602 |
hint = this.input.getHint();
|
|
|
1603 |
query = this.input.getQuery();
|
|
|
1604 |
isCursorAtEnd = laxCursor || this.input.isCursorAtEnd();
|
|
|
1605 |
if (hint && query !== hint && isCursorAtEnd) {
|
|
|
1606 |
datum = this.dropdown.getDatumForTopSuggestion();
|
|
|
1607 |
datum && this.input.setInputValue(datum.value);
|
|
|
1608 |
this.eventBus.trigger("autocompleted", datum.raw, datum.datasetName);
|
|
|
1609 |
}
|
|
|
1610 |
},
|
|
|
1611 |
_select: function select(datum) {
|
|
|
1612 |
this.input.setQuery(datum.value);
|
|
|
1613 |
this.input.setInputValue(datum.value, true);
|
|
|
1614 |
this._setLanguageDirection();
|
|
|
1615 |
this.eventBus.trigger("selected", datum.raw, datum.datasetName);
|
|
|
1616 |
this.dropdown.close();
|
|
|
1617 |
_.defer(_.bind(this.dropdown.empty, this.dropdown));
|
|
|
1618 |
},
|
|
|
1619 |
open: function open() {
|
|
|
1620 |
this.dropdown.open();
|
|
|
1621 |
},
|
|
|
1622 |
close: function close() {
|
|
|
1623 |
this.dropdown.close();
|
|
|
1624 |
},
|
|
|
1625 |
setVal: function setVal(val) {
|
|
|
1626 |
val = _.toStr(val);
|
|
|
1627 |
if (this.isActivated) {
|
|
|
1628 |
this.input.setInputValue(val);
|
|
|
1629 |
} else {
|
|
|
1630 |
this.input.setQuery(val);
|
|
|
1631 |
this.input.setInputValue(val, true);
|
|
|
1632 |
}
|
|
|
1633 |
this._setLanguageDirection();
|
|
|
1634 |
},
|
|
|
1635 |
getVal: function getVal() {
|
|
|
1636 |
return this.input.getQuery();
|
|
|
1637 |
},
|
|
|
1638 |
destroy: function destroy() {
|
|
|
1639 |
this.input.destroy();
|
|
|
1640 |
this.dropdown.destroy();
|
|
|
1641 |
destroyDomStructure(this.$node);
|
|
|
1642 |
this.$node = null;
|
|
|
1643 |
}
|
|
|
1644 |
});
|
|
|
1645 |
return Typeahead;
|
|
|
1646 |
function buildDom(input, withHint) {
|
|
|
1647 |
var $input, $wrapper, $dropdown, $hint;
|
|
|
1648 |
$input = $(input);
|
|
|
1649 |
$wrapper = $(html.wrapper).css(css.wrapper);
|
|
|
1650 |
$dropdown = $(html.dropdown).css(css.dropdown);
|
|
|
1651 |
$hint = $input.clone().css(css.hint).css(getBackgroundStyles($input));
|
|
|
1652 |
$hint.val("").removeData().addClass("tt-hint").removeAttr("id name placeholder required").prop("readonly", true).attr({
|
|
|
1653 |
autocomplete: "off",
|
|
|
1654 |
spellcheck: "false",
|
|
|
1655 |
tabindex: -1
|
|
|
1656 |
});
|
|
|
1657 |
$input.data(attrsKey, {
|
|
|
1658 |
dir: $input.attr("dir"),
|
|
|
1659 |
autocomplete: $input.attr("autocomplete"),
|
|
|
1660 |
spellcheck: $input.attr("spellcheck"),
|
|
|
1661 |
style: $input.attr("style")
|
|
|
1662 |
});
|
|
|
1663 |
$input.addClass("tt-input").attr({
|
|
|
1664 |
autocomplete: "off",
|
|
|
1665 |
spellcheck: false
|
|
|
1666 |
}).css(withHint ? css.input : css.inputWithNoHint);
|
|
|
1667 |
try {
|
|
|
1668 |
!$input.attr("dir") && $input.attr("dir", "auto");
|
|
|
1669 |
} catch (e) {}
|
|
|
1670 |
return $input.wrap($wrapper).parent().prepend(withHint ? $hint : null).append($dropdown);
|
|
|
1671 |
}
|
|
|
1672 |
function getBackgroundStyles($el) {
|
|
|
1673 |
return {
|
|
|
1674 |
backgroundAttachment: $el.css("background-attachment"),
|
|
|
1675 |
backgroundClip: $el.css("background-clip"),
|
|
|
1676 |
backgroundColor: $el.css("background-color"),
|
|
|
1677 |
backgroundImage: $el.css("background-image"),
|
|
|
1678 |
backgroundOrigin: $el.css("background-origin"),
|
|
|
1679 |
backgroundPosition: $el.css("background-position"),
|
|
|
1680 |
backgroundRepeat: $el.css("background-repeat"),
|
|
|
1681 |
backgroundSize: $el.css("background-size")
|
|
|
1682 |
};
|
|
|
1683 |
}
|
|
|
1684 |
function destroyDomStructure($node) {
|
|
|
1685 |
var $input = $node.find(".tt-input");
|
|
|
1686 |
_.each($input.data(attrsKey), function(val, key) {
|
|
|
1687 |
_.isUndefined(val) ? $input.removeAttr(key) : $input.attr(key, val);
|
|
|
1688 |
});
|
|
|
1689 |
$input.detach().removeData(attrsKey).removeClass("tt-input").insertAfter($node);
|
|
|
1690 |
$node.remove();
|
|
|
1691 |
}
|
|
|
1692 |
}();
|
|
|
1693 |
(function() {
|
|
|
1694 |
"use strict";
|
|
|
1695 |
var old, typeaheadKey, methods;
|
|
|
1696 |
old = $.fn.typeahead;
|
|
|
1697 |
typeaheadKey = "ttTypeahead";
|
|
|
1698 |
methods = {
|
|
|
1699 |
initialize: function initialize(o, datasets) {
|
|
|
1700 |
datasets = _.isArray(datasets) ? datasets : [].slice.call(arguments, 1);
|
|
|
1701 |
o = o || {};
|
|
|
1702 |
return this.each(attach);
|
|
|
1703 |
function attach() {
|
|
|
1704 |
var $input = $(this), eventBus, typeahead;
|
|
|
1705 |
_.each(datasets, function(d) {
|
|
|
1706 |
d.highlight = !!o.highlight;
|
|
|
1707 |
});
|
|
|
1708 |
typeahead = new Typeahead({
|
|
|
1709 |
input: $input,
|
|
|
1710 |
eventBus: eventBus = new EventBus({
|
|
|
1711 |
el: $input
|
|
|
1712 |
}),
|
|
|
1713 |
withHint: _.isUndefined(o.hint) ? true : !!o.hint,
|
|
|
1714 |
minLength: o.minLength,
|
|
|
1715 |
autoselect: o.autoselect,
|
|
|
1716 |
datasets: datasets
|
|
|
1717 |
});
|
|
|
1718 |
$input.data(typeaheadKey, typeahead);
|
|
|
1719 |
}
|
|
|
1720 |
},
|
|
|
1721 |
open: function open() {
|
|
|
1722 |
return this.each(openTypeahead);
|
|
|
1723 |
function openTypeahead() {
|
|
|
1724 |
var $input = $(this), typeahead;
|
|
|
1725 |
if (typeahead = $input.data(typeaheadKey)) {
|
|
|
1726 |
typeahead.open();
|
|
|
1727 |
}
|
|
|
1728 |
}
|
|
|
1729 |
},
|
|
|
1730 |
close: function close() {
|
|
|
1731 |
return this.each(closeTypeahead);
|
|
|
1732 |
function closeTypeahead() {
|
|
|
1733 |
var $input = $(this), typeahead;
|
|
|
1734 |
if (typeahead = $input.data(typeaheadKey)) {
|
|
|
1735 |
typeahead.close();
|
|
|
1736 |
}
|
|
|
1737 |
}
|
|
|
1738 |
},
|
|
|
1739 |
val: function val(newVal) {
|
|
|
1740 |
return !arguments.length ? getVal(this.first()) : this.each(setVal);
|
|
|
1741 |
function setVal() {
|
|
|
1742 |
var $input = $(this), typeahead;
|
|
|
1743 |
if (typeahead = $input.data(typeaheadKey)) {
|
|
|
1744 |
typeahead.setVal(newVal);
|
|
|
1745 |
}
|
|
|
1746 |
}
|
|
|
1747 |
function getVal($input) {
|
|
|
1748 |
var typeahead, query;
|
|
|
1749 |
if (typeahead = $input.data(typeaheadKey)) {
|
|
|
1750 |
query = typeahead.getVal();
|
|
|
1751 |
}
|
|
|
1752 |
return query;
|
|
|
1753 |
}
|
|
|
1754 |
},
|
|
|
1755 |
destroy: function destroy() {
|
|
|
1756 |
return this.each(unattach);
|
|
|
1757 |
function unattach() {
|
|
|
1758 |
var $input = $(this), typeahead;
|
|
|
1759 |
if (typeahead = $input.data(typeaheadKey)) {
|
|
|
1760 |
typeahead.destroy();
|
|
|
1761 |
$input.removeData(typeaheadKey);
|
|
|
1762 |
}
|
|
|
1763 |
}
|
|
|
1764 |
}
|
|
|
1765 |
};
|
|
|
1766 |
$.fn.typeahead = function(method) {
|
|
|
1767 |
var tts;
|
|
|
1768 |
if (methods[method] && method !== "initialize") {
|
|
|
1769 |
tts = this.filter(function() {
|
|
|
1770 |
return !!$(this).data(typeaheadKey);
|
|
|
1771 |
});
|
|
|
1772 |
return methods[method].apply(tts, [].slice.call(arguments, 1));
|
|
|
1773 |
} else {
|
|
|
1774 |
return methods.initialize.apply(this, arguments);
|
|
|
1775 |
}
|
|
|
1776 |
};
|
|
|
1777 |
$.fn.typeahead.noConflict = function noConflict() {
|
|
|
1778 |
$.fn.typeahead = old;
|
|
|
1779 |
return this;
|
|
|
1780 |
};
|
|
|
1781 |
})();
|
|
|
1782 |
})(window.jQuery);
|