From 8657f7362f0fb5baf43ac7dc9673a014df5c1bc8 Mon Sep 17 00:00:00 2001 From: Donnelly Date: Tue, 30 May 2017 09:24:53 +0100 Subject: [PATCH] 'update' --- .gitignore | 1 + app/browserconfig.xml | 12 + app/fav/browserconfig.xml | 12 - app/indexV2.html | 14 + app/js/appV2.js | 8 + app/js/modules/lister.js | 36 + app/libs/backbone.js | 1920 +++++++++++++++++++++++++++++++++++ app/libs/underscore.js | 1548 ++++++++++++++++++++++++++++ app/libs/zepto.min.js | 2 + app/{fav => }/manifest.json | 12 +- config.js | 76 ++ keeper-server.js | 15 +- keeper-serverV2.js | 37 + package.json | 8 + server/keeperV2.js | 819 +++++++++++++++ 15 files changed, 4499 insertions(+), 21 deletions(-) create mode 100644 app/browserconfig.xml delete mode 100644 app/fav/browserconfig.xml create mode 100644 app/indexV2.html create mode 100644 app/js/appV2.js create mode 100644 app/js/modules/lister.js create mode 100644 app/libs/backbone.js create mode 100644 app/libs/underscore.js create mode 100644 app/libs/zepto.min.js rename app/{fav => }/manifest.json (63%) create mode 100644 config.js create mode 100644 keeper-serverV2.js create mode 100644 server/keeperV2.js diff --git a/.gitignore b/.gitignore index 277dd4b..a57e42e 100644 --- a/.gitignore +++ b/.gitignore @@ -77,3 +77,4 @@ build/Release # https://docs.npmjs.com/misc/faq#should-i-check-my-node-modules-folder-into-git node_modules +/jspm_packages/ diff --git a/app/browserconfig.xml b/app/browserconfig.xml new file mode 100644 index 0000000..08b9533 --- /dev/null +++ b/app/browserconfig.xml @@ -0,0 +1,12 @@ + + + + + + + + + #ffc40d + + + diff --git a/app/fav/browserconfig.xml b/app/fav/browserconfig.xml deleted file mode 100644 index e56a40e..0000000 --- a/app/fav/browserconfig.xml +++ /dev/null @@ -1,12 +0,0 @@ - - - - - - - - - #ffc40d - - - diff --git a/app/indexV2.html b/app/indexV2.html new file mode 100644 index 0000000..8de1f10 --- /dev/null +++ b/app/indexV2.html @@ -0,0 +1,14 @@ + + + + + Title + + + + + + + + + diff --git a/app/js/appV2.js b/app/js/appV2.js new file mode 100644 index 0000000..3eb8a2a --- /dev/null +++ b/app/js/appV2.js @@ -0,0 +1,8 @@ +/** + * Created by mdonnel on 19/04/2017. + */ + +(function(w) { + + w.listModel = new ListerModel(); +})(window); diff --git a/app/js/modules/lister.js b/app/js/modules/lister.js new file mode 100644 index 0000000..e05d138 --- /dev/null +++ b/app/js/modules/lister.js @@ -0,0 +1,36 @@ +/** + * Created by mdonnel on 19/04/2017. + */ +let ListerModel = Backbone.Model.extend({ + initialize: function() { + + let url = '/list'; + this.set('url', url); + this.update(); + }, + update: function() { + this.getList(); + }, + getList: function() { + let list = this.get('url'); + + $.ajax({ + type: 'GET', url: url, data: '', dataType: 'json', + + timeout: 10000, + + // ContentType: ('application/json'), + headers: { + 'Access-Control-Allow-Origin': '*', + 'Access-Control-Allow-Methods': 'PUT, GET, POST, DELETE, OPTIONS', + 'Access-Control-Allow-Headers': 'Content-Type' + + }, success: data => { + // Console.log(data); + this.set('list', data); + }, error: (xhr, type) => { + + } + }).bind(this); + } +}); diff --git a/app/libs/backbone.js b/app/libs/backbone.js new file mode 100644 index 0000000..55ccb22 --- /dev/null +++ b/app/libs/backbone.js @@ -0,0 +1,1920 @@ +// Backbone.js 1.3.3 + +// (c) 2010-2016 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors +// Backbone may be freely distributed under the MIT license. +// For all details and documentation: +// http://backbonejs.org + +(function(factory) { + + // Establish the root object, `window` (`self`) in the browser, or `global` on the server. + // We use `self` instead of `window` for `WebWorker` support. + var root = (typeof self == 'object' && self.self === self && self) || + (typeof global == 'object' && global.global === global && global); + + // Set up Backbone appropriately for the environment. Start with AMD. + if (typeof define === 'function' && define.amd) { + define(['underscore', 'jquery', 'exports'], function(_, $, exports) { + // Export global even in AMD case in case this script is loaded with + // others that may still expect a global Backbone. + root.Backbone = factory(root, exports, _, $); + }); + + // Next for Node.js or CommonJS. jQuery may not be needed as a module. + } else if (typeof exports !== 'undefined') { + var _ = require('underscore'), $; + try { $ = require('jquery'); } catch (e) {} + factory(root, exports, _, $); + + // Finally, as a browser global. + } else { + root.Backbone = factory(root, {}, root._, (root.jQuery || root.Zepto || root.ender || root.$)); + } + +})(function(root, Backbone, _, $) { + + // Initial Setup + // ------------- + + // Save the previous value of the `Backbone` variable, so that it can be + // restored later on, if `noConflict` is used. + var previousBackbone = root.Backbone; + + // Create a local reference to a common array method we'll want to use later. + var slice = Array.prototype.slice; + + // Current version of the library. Keep in sync with `package.json`. + Backbone.VERSION = '1.3.3'; + + // For Backbone's purposes, jQuery, Zepto, Ender, or My Library (kidding) owns + // the `$` variable. + Backbone.$ = $; + + // Runs Backbone.js in *noConflict* mode, returning the `Backbone` variable + // to its previous owner. Returns a reference to this Backbone object. + Backbone.noConflict = function() { + root.Backbone = previousBackbone; + return this; + }; + + // Turn on `emulateHTTP` to support legacy HTTP servers. Setting this option + // will fake `"PATCH"`, `"PUT"` and `"DELETE"` requests via the `_method` parameter and + // set a `X-Http-Method-Override` header. + Backbone.emulateHTTP = false; + + // Turn on `emulateJSON` to support legacy servers that can't deal with direct + // `application/json` requests ... this will encode the body as + // `application/x-www-form-urlencoded` instead and will send the model in a + // form param named `model`. + Backbone.emulateJSON = false; + + // Proxy Backbone class methods to Underscore functions, wrapping the model's + // `attributes` object or collection's `models` array behind the scenes. + // + // collection.filter(function(model) { return model.get('age') > 10 }); + // collection.each(this.addView); + // + // `Function#apply` can be slow so we use the method's arg count, if we know it. + var addMethod = function(length, method, attribute) { + switch (length) { + case 1: return function() { + return _[method](this[attribute]); + }; + case 2: return function(value) { + return _[method](this[attribute], value); + }; + case 3: return function(iteratee, context) { + return _[method](this[attribute], cb(iteratee, this), context); + }; + case 4: return function(iteratee, defaultVal, context) { + return _[method](this[attribute], cb(iteratee, this), defaultVal, context); + }; + default: return function() { + var args = slice.call(arguments); + args.unshift(this[attribute]); + return _[method].apply(_, args); + }; + } + }; + var addUnderscoreMethods = function(Class, methods, attribute) { + _.each(methods, function(length, method) { + if (_[method]) Class.prototype[method] = addMethod(length, method, attribute); + }); + }; + + // Support `collection.sortBy('attr')` and `collection.findWhere({id: 1})`. + var cb = function(iteratee, instance) { + if (_.isFunction(iteratee)) return iteratee; + if (_.isObject(iteratee) && !instance._isModel(iteratee)) return modelMatcher(iteratee); + if (_.isString(iteratee)) return function(model) { return model.get(iteratee); }; + return iteratee; + }; + var modelMatcher = function(attrs) { + var matcher = _.matches(attrs); + return function(model) { + return matcher(model.attributes); + }; + }; + + // Backbone.Events + // --------------- + + // A module that can be mixed in to *any object* in order to provide it with + // a custom event channel. You may bind a callback to an event with `on` or + // remove with `off`; `trigger`-ing an event fires all callbacks in + // succession. + // + // var object = {}; + // _.extend(object, Backbone.Events); + // object.on('expand', function(){ alert('expanded'); }); + // object.trigger('expand'); + // + var Events = Backbone.Events = {}; + + // Regular expression used to split event strings. + var eventSplitter = /\s+/; + + // Iterates over the standard `event, callback` (as well as the fancy multiple + // space-separated events `"change blur", callback` and jQuery-style event + // maps `{event: callback}`). + var eventsApi = function(iteratee, events, name, callback, opts) { + var i = 0, names; + if (name && typeof name === 'object') { + // Handle event maps. + if (callback !== void 0 && 'context' in opts && opts.context === void 0) opts.context = callback; + for (names = _.keys(name); i < names.length ; i++) { + events = eventsApi(iteratee, events, names[i], name[names[i]], opts); + } + } else if (name && eventSplitter.test(name)) { + // Handle space-separated event names by delegating them individually. + for (names = name.split(eventSplitter); i < names.length; i++) { + events = iteratee(events, names[i], callback, opts); + } + } else { + // Finally, standard events. + events = iteratee(events, name, callback, opts); + } + return events; + }; + + // Bind an event to a `callback` function. Passing `"all"` will bind + // the callback to all events fired. + Events.on = function(name, callback, context) { + return internalOn(this, name, callback, context); + }; + + // Guard the `listening` argument from the public API. + var internalOn = function(obj, name, callback, context, listening) { + obj._events = eventsApi(onApi, obj._events || {}, name, callback, { + context: context, + ctx: obj, + listening: listening + }); + + if (listening) { + var listeners = obj._listeners || (obj._listeners = {}); + listeners[listening.id] = listening; + } + + return obj; + }; + + // Inversion-of-control versions of `on`. Tell *this* object to listen to + // an event in another object... keeping track of what it's listening to + // for easier unbinding later. + Events.listenTo = function(obj, name, callback) { + if (!obj) return this; + var id = obj._listenId || (obj._listenId = _.uniqueId('l')); + var listeningTo = this._listeningTo || (this._listeningTo = {}); + var listening = listeningTo[id]; + + // This object is not listening to any other events on `obj` yet. + // Setup the necessary references to track the listening callbacks. + if (!listening) { + var thisId = this._listenId || (this._listenId = _.uniqueId('l')); + listening = listeningTo[id] = {obj: obj, objId: id, id: thisId, listeningTo: listeningTo, count: 0}; + } + + // Bind callbacks on obj, and keep track of them on listening. + internalOn(obj, name, callback, this, listening); + return this; + }; + + // The reducing API that adds a callback to the `events` object. + var onApi = function(events, name, callback, options) { + if (callback) { + var handlers = events[name] || (events[name] = []); + var context = options.context, ctx = options.ctx, listening = options.listening; + if (listening) listening.count++; + + handlers.push({callback: callback, context: context, ctx: context || ctx, listening: listening}); + } + return events; + }; + + // Remove one or many callbacks. If `context` is null, removes all + // callbacks with that function. If `callback` is null, removes all + // callbacks for the event. If `name` is null, removes all bound + // callbacks for all events. + Events.off = function(name, callback, context) { + if (!this._events) return this; + this._events = eventsApi(offApi, this._events, name, callback, { + context: context, + listeners: this._listeners + }); + return this; + }; + + // Tell this object to stop listening to either specific events ... or + // to every object it's currently listening to. + Events.stopListening = function(obj, name, callback) { + var listeningTo = this._listeningTo; + if (!listeningTo) return this; + + var ids = obj ? [obj._listenId] : _.keys(listeningTo); + + for (var i = 0; i < ids.length; i++) { + var listening = listeningTo[ids[i]]; + + // If listening doesn't exist, this object is not currently + // listening to obj. Break out early. + if (!listening) break; + + listening.obj.off(name, callback, this); + } + + return this; + }; + + // The reducing API that removes a callback from the `events` object. + var offApi = function(events, name, callback, options) { + if (!events) return; + + var i = 0, listening; + var context = options.context, listeners = options.listeners; + + // Delete all events listeners and "drop" events. + if (!name && !callback && !context) { + var ids = _.keys(listeners); + for (; i < ids.length; i++) { + listening = listeners[ids[i]]; + delete listeners[listening.id]; + delete listening.listeningTo[listening.objId]; + } + return; + } + + var names = name ? [name] : _.keys(events); + for (; i < names.length; i++) { + name = names[i]; + var handlers = events[name]; + + // Bail out if there are no events stored. + if (!handlers) break; + + // Replace events if there are any remaining. Otherwise, clean up. + var remaining = []; + for (var j = 0; j < handlers.length; j++) { + var handler = handlers[j]; + if ( + callback && callback !== handler.callback && + callback !== handler.callback._callback || + context && context !== handler.context + ) { + remaining.push(handler); + } else { + listening = handler.listening; + if (listening && --listening.count === 0) { + delete listeners[listening.id]; + delete listening.listeningTo[listening.objId]; + } + } + } + + // Update tail event if the list has any events. Otherwise, clean up. + if (remaining.length) { + events[name] = remaining; + } else { + delete events[name]; + } + } + return events; + }; + + // Bind an event to only be triggered a single time. After the first time + // the callback is invoked, its listener will be removed. If multiple events + // are passed in using the space-separated syntax, the handler will fire + // once for each event, not once for a combination of all events. + Events.once = function(name, callback, context) { + // Map the event into a `{event: once}` object. + var events = eventsApi(onceMap, {}, name, callback, _.bind(this.off, this)); + if (typeof name === 'string' && context == null) callback = void 0; + return this.on(events, callback, context); + }; + + // Inversion-of-control versions of `once`. + Events.listenToOnce = function(obj, name, callback) { + // Map the event into a `{event: once}` object. + var events = eventsApi(onceMap, {}, name, callback, _.bind(this.stopListening, this, obj)); + return this.listenTo(obj, events); + }; + + // Reduces the event callbacks into a map of `{event: onceWrapper}`. + // `offer` unbinds the `onceWrapper` after it has been called. + var onceMap = function(map, name, callback, offer) { + if (callback) { + var once = map[name] = _.once(function() { + offer(name, once); + callback.apply(this, arguments); + }); + once._callback = callback; + } + return map; + }; + + // Trigger one or many events, firing all bound callbacks. Callbacks are + // passed the same arguments as `trigger` is, apart from the event name + // (unless you're listening on `"all"`, which will cause your callback to + // receive the true name of the event as the first argument). + Events.trigger = function(name) { + if (!this._events) return this; + + var length = Math.max(0, arguments.length - 1); + var args = Array(length); + for (var i = 0; i < length; i++) args[i] = arguments[i + 1]; + + eventsApi(triggerApi, this._events, name, void 0, args); + return this; + }; + + // Handles triggering the appropriate event callbacks. + var triggerApi = function(objEvents, name, callback, args) { + if (objEvents) { + var events = objEvents[name]; + var allEvents = objEvents.all; + if (events && allEvents) allEvents = allEvents.slice(); + if (events) triggerEvents(events, args); + if (allEvents) triggerEvents(allEvents, [name].concat(args)); + } + return objEvents; + }; + + // A difficult-to-believe, but optimized internal dispatch function for + // triggering events. Tries to keep the usual cases speedy (most internal + // Backbone events have 3 arguments). + var triggerEvents = function(events, args) { + var ev, i = -1, l = events.length, a1 = args[0], a2 = args[1], a3 = args[2]; + switch (args.length) { + case 0: while (++i < l) (ev = events[i]).callback.call(ev.ctx); return; + case 1: while (++i < l) (ev = events[i]).callback.call(ev.ctx, a1); return; + case 2: while (++i < l) (ev = events[i]).callback.call(ev.ctx, a1, a2); return; + case 3: while (++i < l) (ev = events[i]).callback.call(ev.ctx, a1, a2, a3); return; + default: while (++i < l) (ev = events[i]).callback.apply(ev.ctx, args); return; + } + }; + + // Aliases for backwards compatibility. + Events.bind = Events.on; + Events.unbind = Events.off; + + // Allow the `Backbone` object to serve as a global event bus, for folks who + // want global "pubsub" in a convenient place. + _.extend(Backbone, Events); + + // Backbone.Model + // -------------- + + // Backbone **Models** are the basic data object in the framework -- + // frequently representing a row in a table in a database on your server. + // A discrete chunk of data and a bunch of useful, related methods for + // performing computations and transformations on that data. + + // Create a new model with the specified attributes. A client id (`cid`) + // is automatically generated and assigned for you. + var Model = Backbone.Model = function(attributes, options) { + var attrs = attributes || {}; + options || (options = {}); + this.cid = _.uniqueId(this.cidPrefix); + this.attributes = {}; + if (options.collection) this.collection = options.collection; + if (options.parse) attrs = this.parse(attrs, options) || {}; + var defaults = _.result(this, 'defaults'); + attrs = _.defaults(_.extend({}, defaults, attrs), defaults); + this.set(attrs, options); + this.changed = {}; + this.initialize.apply(this, arguments); + }; + + // Attach all inheritable methods to the Model prototype. + _.extend(Model.prototype, Events, { + + // A hash of attributes whose current and previous value differ. + changed: null, + + // The value returned during the last failed validation. + validationError: null, + + // The default name for the JSON `id` attribute is `"id"`. MongoDB and + // CouchDB users may want to set this to `"_id"`. + idAttribute: 'id', + + // The prefix is used to create the client id which is used to identify models locally. + // You may want to override this if you're experiencing name clashes with model ids. + cidPrefix: 'c', + + // Initialize is an empty function by default. Override it with your own + // initialization logic. + initialize: function(){}, + + // Return a copy of the model's `attributes` object. + toJSON: function(options) { + return _.clone(this.attributes); + }, + + // Proxy `Backbone.sync` by default -- but override this if you need + // custom syncing semantics for *this* particular model. + sync: function() { + return Backbone.sync.apply(this, arguments); + }, + + // Get the value of an attribute. + get: function(attr) { + return this.attributes[attr]; + }, + + // Get the HTML-escaped value of an attribute. + escape: function(attr) { + return _.escape(this.get(attr)); + }, + + // Returns `true` if the attribute contains a value that is not null + // or undefined. + has: function(attr) { + return this.get(attr) != null; + }, + + // Special-cased proxy to underscore's `_.matches` method. + matches: function(attrs) { + return !!_.iteratee(attrs, this)(this.attributes); + }, + + // Set a hash of model attributes on the object, firing `"change"`. This is + // the core primitive operation of a model, updating the data and notifying + // anyone who needs to know about the change in state. The heart of the beast. + set: function(key, val, options) { + if (key == null) return this; + + // Handle both `"key", value` and `{key: value}` -style arguments. + var attrs; + if (typeof key === 'object') { + attrs = key; + options = val; + } else { + (attrs = {})[key] = val; + } + + options || (options = {}); + + // Run validation. + if (!this._validate(attrs, options)) return false; + + // Extract attributes and options. + var unset = options.unset; + var silent = options.silent; + var changes = []; + var changing = this._changing; + this._changing = true; + + if (!changing) { + this._previousAttributes = _.clone(this.attributes); + this.changed = {}; + } + + var current = this.attributes; + var changed = this.changed; + var prev = this._previousAttributes; + + // For each `set` attribute, update or delete the current value. + for (var attr in attrs) { + val = attrs[attr]; + if (!_.isEqual(current[attr], val)) changes.push(attr); + if (!_.isEqual(prev[attr], val)) { + changed[attr] = val; + } else { + delete changed[attr]; + } + unset ? delete current[attr] : current[attr] = val; + } + + // Update the `id`. + if (this.idAttribute in attrs) this.id = this.get(this.idAttribute); + + // Trigger all relevant attribute changes. + if (!silent) { + if (changes.length) this._pending = options; + for (var i = 0; i < changes.length; i++) { + this.trigger('change:' + changes[i], this, current[changes[i]], options); + } + } + + // You might be wondering why there's a `while` loop here. Changes can + // be recursively nested within `"change"` events. + if (changing) return this; + if (!silent) { + while (this._pending) { + options = this._pending; + this._pending = false; + this.trigger('change', this, options); + } + } + this._pending = false; + this._changing = false; + return this; + }, + + // Remove an attribute from the model, firing `"change"`. `unset` is a noop + // if the attribute doesn't exist. + unset: function(attr, options) { + return this.set(attr, void 0, _.extend({}, options, {unset: true})); + }, + + // Clear all attributes on the model, firing `"change"`. + clear: function(options) { + var attrs = {}; + for (var key in this.attributes) attrs[key] = void 0; + return this.set(attrs, _.extend({}, options, {unset: true})); + }, + + // Determine if the model has changed since the last `"change"` event. + // If you specify an attribute name, determine if that attribute has changed. + hasChanged: function(attr) { + if (attr == null) return !_.isEmpty(this.changed); + return _.has(this.changed, attr); + }, + + // Return an object containing all the attributes that have changed, or + // false if there are no changed attributes. Useful for determining what + // parts of a view need to be updated and/or what attributes need to be + // persisted to the server. Unset attributes will be set to undefined. + // You can also pass an attributes object to diff against the model, + // determining if there *would be* a change. + changedAttributes: function(diff) { + if (!diff) return this.hasChanged() ? _.clone(this.changed) : false; + var old = this._changing ? this._previousAttributes : this.attributes; + var changed = {}; + for (var attr in diff) { + var val = diff[attr]; + if (_.isEqual(old[attr], val)) continue; + changed[attr] = val; + } + return _.size(changed) ? changed : false; + }, + + // Get the previous value of an attribute, recorded at the time the last + // `"change"` event was fired. + previous: function(attr) { + if (attr == null || !this._previousAttributes) return null; + return this._previousAttributes[attr]; + }, + + // Get all of the attributes of the model at the time of the previous + // `"change"` event. + previousAttributes: function() { + return _.clone(this._previousAttributes); + }, + + // Fetch the model from the server, merging the response with the model's + // local attributes. Any changed attributes will trigger a "change" event. + fetch: function(options) { + options = _.extend({parse: true}, options); + var model = this; + var success = options.success; + options.success = function(resp) { + var serverAttrs = options.parse ? model.parse(resp, options) : resp; + if (!model.set(serverAttrs, options)) return false; + if (success) success.call(options.context, model, resp, options); + model.trigger('sync', model, resp, options); + }; + wrapError(this, options); + return this.sync('read', this, options); + }, + + // Set a hash of model attributes, and sync the model to the server. + // If the server returns an attributes hash that differs, the model's + // state will be `set` again. + save: function(key, val, options) { + // Handle both `"key", value` and `{key: value}` -style arguments. + var attrs; + if (key == null || typeof key === 'object') { + attrs = key; + options = val; + } else { + (attrs = {})[key] = val; + } + + options = _.extend({validate: true, parse: true}, options); + var wait = options.wait; + + // If we're not waiting and attributes exist, save acts as + // `set(attr).save(null, opts)` with validation. Otherwise, check if + // the model will be valid when the attributes, if any, are set. + if (attrs && !wait) { + if (!this.set(attrs, options)) return false; + } else if (!this._validate(attrs, options)) { + return false; + } + + // After a successful server-side save, the client is (optionally) + // updated with the server-side state. + var model = this; + var success = options.success; + var attributes = this.attributes; + options.success = function(resp) { + // Ensure attributes are restored during synchronous saves. + model.attributes = attributes; + var serverAttrs = options.parse ? model.parse(resp, options) : resp; + if (wait) serverAttrs = _.extend({}, attrs, serverAttrs); + if (serverAttrs && !model.set(serverAttrs, options)) return false; + if (success) success.call(options.context, model, resp, options); + model.trigger('sync', model, resp, options); + }; + wrapError(this, options); + + // Set temporary attributes if `{wait: true}` to properly find new ids. + if (attrs && wait) this.attributes = _.extend({}, attributes, attrs); + + var method = this.isNew() ? 'create' : (options.patch ? 'patch' : 'update'); + if (method === 'patch' && !options.attrs) options.attrs = attrs; + var xhr = this.sync(method, this, options); + + // Restore attributes. + this.attributes = attributes; + + return xhr; + }, + + // Destroy this model on the server if it was already persisted. + // Optimistically removes the model from its collection, if it has one. + // If `wait: true` is passed, waits for the server to respond before removal. + destroy: function(options) { + options = options ? _.clone(options) : {}; + var model = this; + var success = options.success; + var wait = options.wait; + + var destroy = function() { + model.stopListening(); + model.trigger('destroy', model, model.collection, options); + }; + + options.success = function(resp) { + if (wait) destroy(); + if (success) success.call(options.context, model, resp, options); + if (!model.isNew()) model.trigger('sync', model, resp, options); + }; + + var xhr = false; + if (this.isNew()) { + _.defer(options.success); + } else { + wrapError(this, options); + xhr = this.sync('delete', this, options); + } + if (!wait) destroy(); + return xhr; + }, + + // Default URL for the model's representation on the server -- if you're + // using Backbone's restful methods, override this to change the endpoint + // that will be called. + url: function() { + var base = + _.result(this, 'urlRoot') || + _.result(this.collection, 'url') || + urlError(); + if (this.isNew()) return base; + var id = this.get(this.idAttribute); + return base.replace(/[^\/]$/, '$&/') + encodeURIComponent(id); + }, + + // **parse** converts a response into the hash of attributes to be `set` on + // the model. The default implementation is just to pass the response along. + parse: function(resp, options) { + return resp; + }, + + // Create a new model with identical attributes to this one. + clone: function() { + return new this.constructor(this.attributes); + }, + + // A model is new if it has never been saved to the server, and lacks an id. + isNew: function() { + return !this.has(this.idAttribute); + }, + + // Check if the model is currently in a valid state. + isValid: function(options) { + return this._validate({}, _.extend({}, options, {validate: true})); + }, + + // Run validation against the next complete set of model attributes, + // returning `true` if all is well. Otherwise, fire an `"invalid"` event. + _validate: function(attrs, options) { + if (!options.validate || !this.validate) return true; + attrs = _.extend({}, this.attributes, attrs); + var error = this.validationError = this.validate(attrs, options) || null; + if (!error) return true; + this.trigger('invalid', this, error, _.extend(options, {validationError: error})); + return false; + } + + }); + + // Underscore methods that we want to implement on the Model, mapped to the + // number of arguments they take. + var modelMethods = {keys: 1, values: 1, pairs: 1, invert: 1, pick: 0, + omit: 0, chain: 1, isEmpty: 1}; + + // Mix in each Underscore method as a proxy to `Model#attributes`. + addUnderscoreMethods(Model, modelMethods, 'attributes'); + + // Backbone.Collection + // ------------------- + + // If models tend to represent a single row of data, a Backbone Collection is + // more analogous to a table full of data ... or a small slice or page of that + // table, or a collection of rows that belong together for a particular reason + // -- all of the messages in this particular folder, all of the documents + // belonging to this particular author, and so on. Collections maintain + // indexes of their models, both in order, and for lookup by `id`. + + // Create a new **Collection**, perhaps to contain a specific type of `model`. + // If a `comparator` is specified, the Collection will maintain + // its models in sort order, as they're added and removed. + var Collection = Backbone.Collection = function(models, options) { + options || (options = {}); + if (options.model) this.model = options.model; + if (options.comparator !== void 0) this.comparator = options.comparator; + this._reset(); + this.initialize.apply(this, arguments); + if (models) this.reset(models, _.extend({silent: true}, options)); + }; + + // Default options for `Collection#set`. + var setOptions = {add: true, remove: true, merge: true}; + var addOptions = {add: true, remove: false}; + + // Splices `insert` into `array` at index `at`. + var splice = function(array, insert, at) { + at = Math.min(Math.max(at, 0), array.length); + var tail = Array(array.length - at); + var length = insert.length; + var i; + for (i = 0; i < tail.length; i++) tail[i] = array[i + at]; + for (i = 0; i < length; i++) array[i + at] = insert[i]; + for (i = 0; i < tail.length; i++) array[i + length + at] = tail[i]; + }; + + // Define the Collection's inheritable methods. + _.extend(Collection.prototype, Events, { + + // The default model for a collection is just a **Backbone.Model**. + // This should be overridden in most cases. + model: Model, + + // Initialize is an empty function by default. Override it with your own + // initialization logic. + initialize: function(){}, + + // The JSON representation of a Collection is an array of the + // models' attributes. + toJSON: function(options) { + return this.map(function(model) { return model.toJSON(options); }); + }, + + // Proxy `Backbone.sync` by default. + sync: function() { + return Backbone.sync.apply(this, arguments); + }, + + // Add a model, or list of models to the set. `models` may be Backbone + // Models or raw JavaScript objects to be converted to Models, or any + // combination of the two. + add: function(models, options) { + return this.set(models, _.extend({merge: false}, options, addOptions)); + }, + + // Remove a model, or a list of models from the set. + remove: function(models, options) { + options = _.extend({}, options); + var singular = !_.isArray(models); + models = singular ? [models] : models.slice(); + var removed = this._removeModels(models, options); + if (!options.silent && removed.length) { + options.changes = {added: [], merged: [], removed: removed}; + this.trigger('update', this, options); + } + return singular ? removed[0] : removed; + }, + + // Update a collection by `set`-ing a new list of models, adding new ones, + // removing models that are no longer present, and merging models that + // already exist in the collection, as necessary. Similar to **Model#set**, + // the core operation for updating the data contained by the collection. + set: function(models, options) { + if (models == null) return; + + options = _.extend({}, setOptions, options); + if (options.parse && !this._isModel(models)) { + models = this.parse(models, options) || []; + } + + var singular = !_.isArray(models); + models = singular ? [models] : models.slice(); + + var at = options.at; + if (at != null) at = +at; + if (at > this.length) at = this.length; + if (at < 0) at += this.length + 1; + + var set = []; + var toAdd = []; + var toMerge = []; + var toRemove = []; + var modelMap = {}; + + var add = options.add; + var merge = options.merge; + var remove = options.remove; + + var sort = false; + var sortable = this.comparator && at == null && options.sort !== false; + var sortAttr = _.isString(this.comparator) ? this.comparator : null; + + // Turn bare objects into model references, and prevent invalid models + // from being added. + var model, i; + for (i = 0; i < models.length; i++) { + model = models[i]; + + // If a duplicate is found, prevent it from being added and + // optionally merge it into the existing model. + var existing = this.get(model); + if (existing) { + if (merge && model !== existing) { + var attrs = this._isModel(model) ? model.attributes : model; + if (options.parse) attrs = existing.parse(attrs, options); + existing.set(attrs, options); + toMerge.push(existing); + if (sortable && !sort) sort = existing.hasChanged(sortAttr); + } + if (!modelMap[existing.cid]) { + modelMap[existing.cid] = true; + set.push(existing); + } + models[i] = existing; + + // If this is a new, valid model, push it to the `toAdd` list. + } else if (add) { + model = models[i] = this._prepareModel(model, options); + if (model) { + toAdd.push(model); + this._addReference(model, options); + modelMap[model.cid] = true; + set.push(model); + } + } + } + + // Remove stale models. + if (remove) { + for (i = 0; i < this.length; i++) { + model = this.models[i]; + if (!modelMap[model.cid]) toRemove.push(model); + } + if (toRemove.length) this._removeModels(toRemove, options); + } + + // See if sorting is needed, update `length` and splice in new models. + var orderChanged = false; + var replace = !sortable && add && remove; + if (set.length && replace) { + orderChanged = this.length !== set.length || _.some(this.models, function(m, index) { + return m !== set[index]; + }); + this.models.length = 0; + splice(this.models, set, 0); + this.length = this.models.length; + } else if (toAdd.length) { + if (sortable) sort = true; + splice(this.models, toAdd, at == null ? this.length : at); + this.length = this.models.length; + } + + // Silently sort the collection if appropriate. + if (sort) this.sort({silent: true}); + + // Unless silenced, it's time to fire all appropriate add/sort/update events. + if (!options.silent) { + for (i = 0; i < toAdd.length; i++) { + if (at != null) options.index = at + i; + model = toAdd[i]; + model.trigger('add', model, this, options); + } + if (sort || orderChanged) this.trigger('sort', this, options); + if (toAdd.length || toRemove.length || toMerge.length) { + options.changes = { + added: toAdd, + removed: toRemove, + merged: toMerge + }; + this.trigger('update', this, options); + } + } + + // Return the added (or merged) model (or models). + return singular ? models[0] : models; + }, + + // When you have more items than you want to add or remove individually, + // you can reset the entire set with a new list of models, without firing + // any granular `add` or `remove` events. Fires `reset` when finished. + // Useful for bulk operations and optimizations. + reset: function(models, options) { + options = options ? _.clone(options) : {}; + for (var i = 0; i < this.models.length; i++) { + this._removeReference(this.models[i], options); + } + options.previousModels = this.models; + this._reset(); + models = this.add(models, _.extend({silent: true}, options)); + if (!options.silent) this.trigger('reset', this, options); + return models; + }, + + // Add a model to the end of the collection. + push: function(model, options) { + return this.add(model, _.extend({at: this.length}, options)); + }, + + // Remove a model from the end of the collection. + pop: function(options) { + var model = this.at(this.length - 1); + return this.remove(model, options); + }, + + // Add a model to the beginning of the collection. + unshift: function(model, options) { + return this.add(model, _.extend({at: 0}, options)); + }, + + // Remove a model from the beginning of the collection. + shift: function(options) { + var model = this.at(0); + return this.remove(model, options); + }, + + // Slice out a sub-array of models from the collection. + slice: function() { + return slice.apply(this.models, arguments); + }, + + // Get a model from the set by id, cid, model object with id or cid + // properties, or an attributes object that is transformed through modelId. + get: function(obj) { + if (obj == null) return void 0; + return this._byId[obj] || + this._byId[this.modelId(obj.attributes || obj)] || + obj.cid && this._byId[obj.cid]; + }, + + // Returns `true` if the model is in the collection. + has: function(obj) { + return this.get(obj) != null; + }, + + // Get the model at the given index. + at: function(index) { + if (index < 0) index += this.length; + return this.models[index]; + }, + + // Return models with matching attributes. Useful for simple cases of + // `filter`. + where: function(attrs, first) { + return this[first ? 'find' : 'filter'](attrs); + }, + + // Return the first model with matching attributes. Useful for simple cases + // of `find`. + findWhere: function(attrs) { + return this.where(attrs, true); + }, + + // Force the collection to re-sort itself. You don't need to call this under + // normal circumstances, as the set will maintain sort order as each item + // is added. + sort: function(options) { + var comparator = this.comparator; + if (!comparator) throw new Error('Cannot sort a set without a comparator'); + options || (options = {}); + + var length = comparator.length; + if (_.isFunction(comparator)) comparator = _.bind(comparator, this); + + // Run sort based on type of `comparator`. + if (length === 1 || _.isString(comparator)) { + this.models = this.sortBy(comparator); + } else { + this.models.sort(comparator); + } + if (!options.silent) this.trigger('sort', this, options); + return this; + }, + + // Pluck an attribute from each model in the collection. + pluck: function(attr) { + return this.map(attr + ''); + }, + + // Fetch the default set of models for this collection, resetting the + // collection when they arrive. If `reset: true` is passed, the response + // data will be passed through the `reset` method instead of `set`. + fetch: function(options) { + options = _.extend({parse: true}, options); + var success = options.success; + var collection = this; + options.success = function(resp) { + var method = options.reset ? 'reset' : 'set'; + collection[method](resp, options); + if (success) success.call(options.context, collection, resp, options); + collection.trigger('sync', collection, resp, options); + }; + wrapError(this, options); + return this.sync('read', this, options); + }, + + // Create a new instance of a model in this collection. Add the model to the + // collection immediately, unless `wait: true` is passed, in which case we + // wait for the server to agree. + create: function(model, options) { + options = options ? _.clone(options) : {}; + var wait = options.wait; + model = this._prepareModel(model, options); + if (!model) return false; + if (!wait) this.add(model, options); + var collection = this; + var success = options.success; + options.success = function(m, resp, callbackOpts) { + if (wait) collection.add(m, callbackOpts); + if (success) success.call(callbackOpts.context, m, resp, callbackOpts); + }; + model.save(null, options); + return model; + }, + + // **parse** converts a response into a list of models to be added to the + // collection. The default implementation is just to pass it through. + parse: function(resp, options) { + return resp; + }, + + // Create a new collection with an identical list of models as this one. + clone: function() { + return new this.constructor(this.models, { + model: this.model, + comparator: this.comparator + }); + }, + + // Define how to uniquely identify models in the collection. + modelId: function(attrs) { + return attrs[this.model.prototype.idAttribute || 'id']; + }, + + // Private method to reset all internal state. Called when the collection + // is first initialized or reset. + _reset: function() { + this.length = 0; + this.models = []; + this._byId = {}; + }, + + // Prepare a hash of attributes (or other model) to be added to this + // collection. + _prepareModel: function(attrs, options) { + if (this._isModel(attrs)) { + if (!attrs.collection) attrs.collection = this; + return attrs; + } + options = options ? _.clone(options) : {}; + options.collection = this; + var model = new this.model(attrs, options); + if (!model.validationError) return model; + this.trigger('invalid', this, model.validationError, options); + return false; + }, + + // Internal method called by both remove and set. + _removeModels: function(models, options) { + var removed = []; + for (var i = 0; i < models.length; i++) { + var model = this.get(models[i]); + if (!model) continue; + + var index = this.indexOf(model); + this.models.splice(index, 1); + this.length--; + + // Remove references before triggering 'remove' event to prevent an + // infinite loop. #3693 + delete this._byId[model.cid]; + var id = this.modelId(model.attributes); + if (id != null) delete this._byId[id]; + + if (!options.silent) { + options.index = index; + model.trigger('remove', model, this, options); + } + + removed.push(model); + this._removeReference(model, options); + } + return removed; + }, + + // Method for checking whether an object should be considered a model for + // the purposes of adding to the collection. + _isModel: function(model) { + return model instanceof Model; + }, + + // Internal method to create a model's ties to a collection. + _addReference: function(model, options) { + this._byId[model.cid] = model; + var id = this.modelId(model.attributes); + if (id != null) this._byId[id] = model; + model.on('all', this._onModelEvent, this); + }, + + // Internal method to sever a model's ties to a collection. + _removeReference: function(model, options) { + delete this._byId[model.cid]; + var id = this.modelId(model.attributes); + if (id != null) delete this._byId[id]; + if (this === model.collection) delete model.collection; + model.off('all', this._onModelEvent, this); + }, + + // Internal method called every time a model in the set fires an event. + // Sets need to update their indexes when models change ids. All other + // events simply proxy through. "add" and "remove" events that originate + // in other collections are ignored. + _onModelEvent: function(event, model, collection, options) { + if (model) { + if ((event === 'add' || event === 'remove') && collection !== this) return; + if (event === 'destroy') this.remove(model, options); + if (event === 'change') { + var prevId = this.modelId(model.previousAttributes()); + var id = this.modelId(model.attributes); + if (prevId !== id) { + if (prevId != null) delete this._byId[prevId]; + if (id != null) this._byId[id] = model; + } + } + } + this.trigger.apply(this, arguments); + } + + }); + + // Underscore methods that we want to implement on the Collection. + // 90% of the core usefulness of Backbone Collections is actually implemented + // right here: + var collectionMethods = {forEach: 3, each: 3, map: 3, collect: 3, reduce: 0, + foldl: 0, inject: 0, reduceRight: 0, foldr: 0, find: 3, detect: 3, filter: 3, + select: 3, reject: 3, every: 3, all: 3, some: 3, any: 3, include: 3, includes: 3, + contains: 3, invoke: 0, max: 3, min: 3, toArray: 1, size: 1, first: 3, + head: 3, take: 3, initial: 3, rest: 3, tail: 3, drop: 3, last: 3, + without: 0, difference: 0, indexOf: 3, shuffle: 1, lastIndexOf: 3, + isEmpty: 1, chain: 1, sample: 3, partition: 3, groupBy: 3, countBy: 3, + sortBy: 3, indexBy: 3, findIndex: 3, findLastIndex: 3}; + + // Mix in each Underscore method as a proxy to `Collection#models`. + addUnderscoreMethods(Collection, collectionMethods, 'models'); + + // Backbone.View + // ------------- + + // Backbone Views are almost more convention than they are actual code. A View + // is simply a JavaScript object that represents a logical chunk of UI in the + // DOM. This might be a single item, an entire list, a sidebar or panel, or + // even the surrounding frame which wraps your whole app. Defining a chunk of + // UI as a **View** allows you to define your DOM events declaratively, without + // having to worry about render order ... and makes it easy for the view to + // react to specific changes in the state of your models. + + // Creating a Backbone.View creates its initial element outside of the DOM, + // if an existing element is not provided... + var View = Backbone.View = function(options) { + this.cid = _.uniqueId('view'); + _.extend(this, _.pick(options, viewOptions)); + this._ensureElement(); + this.initialize.apply(this, arguments); + }; + + // Cached regex to split keys for `delegate`. + var delegateEventSplitter = /^(\S+)\s*(.*)$/; + + // List of view options to be set as properties. + var viewOptions = ['model', 'collection', 'el', 'id', 'attributes', 'className', 'tagName', 'events']; + + // Set up all inheritable **Backbone.View** properties and methods. + _.extend(View.prototype, Events, { + + // The default `tagName` of a View's element is `"div"`. + tagName: 'div', + + // jQuery delegate for element lookup, scoped to DOM elements within the + // current view. This should be preferred to global lookups where possible. + $: function(selector) { + return this.$el.find(selector); + }, + + // Initialize is an empty function by default. Override it with your own + // initialization logic. + initialize: function(){}, + + // **render** is the core function that your view should override, in order + // to populate its element (`this.el`), with the appropriate HTML. The + // convention is for **render** to always return `this`. + render: function() { + return this; + }, + + // Remove this view by taking the element out of the DOM, and removing any + // applicable Backbone.Events listeners. + remove: function() { + this._removeElement(); + this.stopListening(); + return this; + }, + + // Remove this view's element from the document and all event listeners + // attached to it. Exposed for subclasses using an alternative DOM + // manipulation API. + _removeElement: function() { + this.$el.remove(); + }, + + // Change the view's element (`this.el` property) and re-delegate the + // view's events on the new element. + setElement: function(element) { + this.undelegateEvents(); + this._setElement(element); + this.delegateEvents(); + return this; + }, + + // Creates the `this.el` and `this.$el` references for this view using the + // given `el`. `el` can be a CSS selector or an HTML string, a jQuery + // context or an element. Subclasses can override this to utilize an + // alternative DOM manipulation API and are only required to set the + // `this.el` property. + _setElement: function(el) { + this.$el = el instanceof Backbone.$ ? el : Backbone.$(el); + this.el = this.$el[0]; + }, + + // Set callbacks, where `this.events` is a hash of + // + // *{"event selector": "callback"}* + // + // { + // 'mousedown .title': 'edit', + // 'click .button': 'save', + // 'click .open': function(e) { ... } + // } + // + // pairs. Callbacks will be bound to the view, with `this` set properly. + // Uses event delegation for efficiency. + // Omitting the selector binds the event to `this.el`. + delegateEvents: function(events) { + events || (events = _.result(this, 'events')); + if (!events) return this; + this.undelegateEvents(); + for (var key in events) { + var method = events[key]; + if (!_.isFunction(method)) method = this[method]; + if (!method) continue; + var match = key.match(delegateEventSplitter); + this.delegate(match[1], match[2], _.bind(method, this)); + } + return this; + }, + + // Add a single event listener to the view's element (or a child element + // using `selector`). This only works for delegate-able events: not `focus`, + // `blur`, and not `change`, `submit`, and `reset` in Internet Explorer. + delegate: function(eventName, selector, listener) { + this.$el.on(eventName + '.delegateEvents' + this.cid, selector, listener); + return this; + }, + + // Clears all callbacks previously bound to the view by `delegateEvents`. + // You usually don't need to use this, but may wish to if you have multiple + // Backbone views attached to the same DOM element. + undelegateEvents: function() { + if (this.$el) this.$el.off('.delegateEvents' + this.cid); + return this; + }, + + // A finer-grained `undelegateEvents` for removing a single delegated event. + // `selector` and `listener` are both optional. + undelegate: function(eventName, selector, listener) { + this.$el.off(eventName + '.delegateEvents' + this.cid, selector, listener); + return this; + }, + + // Produces a DOM element to be assigned to your view. Exposed for + // subclasses using an alternative DOM manipulation API. + _createElement: function(tagName) { + return document.createElement(tagName); + }, + + // Ensure that the View has a DOM element to render into. + // If `this.el` is a string, pass it through `$()`, take the first + // matching element, and re-assign it to `el`. Otherwise, create + // an element from the `id`, `className` and `tagName` properties. + _ensureElement: function() { + if (!this.el) { + var attrs = _.extend({}, _.result(this, 'attributes')); + if (this.id) attrs.id = _.result(this, 'id'); + if (this.className) attrs['class'] = _.result(this, 'className'); + this.setElement(this._createElement(_.result(this, 'tagName'))); + this._setAttributes(attrs); + } else { + this.setElement(_.result(this, 'el')); + } + }, + + // Set attributes from a hash on this view's element. Exposed for + // subclasses using an alternative DOM manipulation API. + _setAttributes: function(attributes) { + this.$el.attr(attributes); + } + + }); + + // Backbone.sync + // ------------- + + // Override this function to change the manner in which Backbone persists + // models to the server. You will be passed the type of request, and the + // model in question. By default, makes a RESTful Ajax request + // to the model's `url()`. Some possible customizations could be: + // + // * Use `setTimeout` to batch rapid-fire updates into a single request. + // * Send up the models as XML instead of JSON. + // * Persist models via WebSockets instead of Ajax. + // + // Turn on `Backbone.emulateHTTP` in order to send `PUT` and `DELETE` requests + // as `POST`, with a `_method` parameter containing the true HTTP method, + // as well as all requests with the body as `application/x-www-form-urlencoded` + // instead of `application/json` with the model in a param named `model`. + // Useful when interfacing with server-side languages like **PHP** that make + // it difficult to read the body of `PUT` requests. + Backbone.sync = function(method, model, options) { + var type = methodMap[method]; + + // Default options, unless specified. + _.defaults(options || (options = {}), { + emulateHTTP: Backbone.emulateHTTP, + emulateJSON: Backbone.emulateJSON + }); + + // Default JSON-request options. + var params = {type: type, dataType: 'json'}; + + // Ensure that we have a URL. + if (!options.url) { + params.url = _.result(model, 'url') || urlError(); + } + + // Ensure that we have the appropriate request data. + if (options.data == null && model && (method === 'create' || method === 'update' || method === 'patch')) { + params.contentType = 'application/json'; + params.data = JSON.stringify(options.attrs || model.toJSON(options)); + } + + // For older servers, emulate JSON by encoding the request into an HTML-form. + if (options.emulateJSON) { + params.contentType = 'application/x-www-form-urlencoded'; + params.data = params.data ? {model: params.data} : {}; + } + + // For older servers, emulate HTTP by mimicking the HTTP method with `_method` + // And an `X-HTTP-Method-Override` header. + if (options.emulateHTTP && (type === 'PUT' || type === 'DELETE' || type === 'PATCH')) { + params.type = 'POST'; + if (options.emulateJSON) params.data._method = type; + var beforeSend = options.beforeSend; + options.beforeSend = function(xhr) { + xhr.setRequestHeader('X-HTTP-Method-Override', type); + if (beforeSend) return beforeSend.apply(this, arguments); + }; + } + + // Don't process data on a non-GET request. + if (params.type !== 'GET' && !options.emulateJSON) { + params.processData = false; + } + + // Pass along `textStatus` and `errorThrown` from jQuery. + var error = options.error; + options.error = function(xhr, textStatus, errorThrown) { + options.textStatus = textStatus; + options.errorThrown = errorThrown; + if (error) error.call(options.context, xhr, textStatus, errorThrown); + }; + + // Make the request, allowing the user to override any Ajax options. + var xhr = options.xhr = Backbone.ajax(_.extend(params, options)); + model.trigger('request', model, xhr, options); + return xhr; + }; + + // Map from CRUD to HTTP for our default `Backbone.sync` implementation. + var methodMap = { + 'create': 'POST', + 'update': 'PUT', + 'patch': 'PATCH', + 'delete': 'DELETE', + 'read': 'GET' + }; + + // Set the default implementation of `Backbone.ajax` to proxy through to `$`. + // Override this if you'd like to use a different library. + Backbone.ajax = function() { + return Backbone.$.ajax.apply(Backbone.$, arguments); + }; + + // Backbone.Router + // --------------- + + // Routers map faux-URLs to actions, and fire events when routes are + // matched. Creating a new one sets its `routes` hash, if not set statically. + var Router = Backbone.Router = function(options) { + options || (options = {}); + if (options.routes) this.routes = options.routes; + this._bindRoutes(); + this.initialize.apply(this, arguments); + }; + + // Cached regular expressions for matching named param parts and splatted + // parts of route strings. + var optionalParam = /\((.*?)\)/g; + var namedParam = /(\(\?)?:\w+/g; + var splatParam = /\*\w+/g; + var escapeRegExp = /[\-{}\[\]+?.,\\\^$|#\s]/g; + + // Set up all inheritable **Backbone.Router** properties and methods. + _.extend(Router.prototype, Events, { + + // Initialize is an empty function by default. Override it with your own + // initialization logic. + initialize: function(){}, + + // Manually bind a single named route to a callback. For example: + // + // this.route('search/:query/p:num', 'search', function(query, num) { + // ... + // }); + // + route: function(route, name, callback) { + if (!_.isRegExp(route)) route = this._routeToRegExp(route); + if (_.isFunction(name)) { + callback = name; + name = ''; + } + if (!callback) callback = this[name]; + var router = this; + Backbone.history.route(route, function(fragment) { + var args = router._extractParameters(route, fragment); + if (router.execute(callback, args, name) !== false) { + router.trigger.apply(router, ['route:' + name].concat(args)); + router.trigger('route', name, args); + Backbone.history.trigger('route', router, name, args); + } + }); + return this; + }, + + // Execute a route handler with the provided parameters. This is an + // excellent place to do pre-route setup or post-route cleanup. + execute: function(callback, args, name) { + if (callback) callback.apply(this, args); + }, + + // Simple proxy to `Backbone.history` to save a fragment into the history. + navigate: function(fragment, options) { + Backbone.history.navigate(fragment, options); + return this; + }, + + // Bind all defined routes to `Backbone.history`. We have to reverse the + // order of the routes here to support behavior where the most general + // routes can be defined at the bottom of the route map. + _bindRoutes: function() { + if (!this.routes) return; + this.routes = _.result(this, 'routes'); + var route, routes = _.keys(this.routes); + while ((route = routes.pop()) != null) { + this.route(route, this.routes[route]); + } + }, + + // Convert a route string into a regular expression, suitable for matching + // against the current location hash. + _routeToRegExp: function(route) { + route = route.replace(escapeRegExp, '\\$&') + .replace(optionalParam, '(?:$1)?') + .replace(namedParam, function(match, optional) { + return optional ? match : '([^/?]+)'; + }) + .replace(splatParam, '([^?]*?)'); + return new RegExp('^' + route + '(?:\\?([\\s\\S]*))?$'); + }, + + // Given a route, and a URL fragment that it matches, return the array of + // extracted decoded parameters. Empty or unmatched parameters will be + // treated as `null` to normalize cross-browser behavior. + _extractParameters: function(route, fragment) { + var params = route.exec(fragment).slice(1); + return _.map(params, function(param, i) { + // Don't decode the search params. + if (i === params.length - 1) return param || null; + return param ? decodeURIComponent(param) : null; + }); + } + + }); + + // Backbone.History + // ---------------- + + // Handles cross-browser history management, based on either + // [pushState](http://diveintohtml5.info/history.html) and real URLs, or + // [onhashchange](https://developer.mozilla.org/en-US/docs/DOM/window.onhashchange) + // and URL fragments. If the browser supports neither (old IE, natch), + // falls back to polling. + var History = Backbone.History = function() { + this.handlers = []; + this.checkUrl = _.bind(this.checkUrl, this); + + // Ensure that `History` can be used outside of the browser. + if (typeof window !== 'undefined') { + this.location = window.location; + this.history = window.history; + } + }; + + // Cached regex for stripping a leading hash/slash and trailing space. + var routeStripper = /^[#\/]|\s+$/g; + + // Cached regex for stripping leading and trailing slashes. + var rootStripper = /^\/+|\/+$/g; + + // Cached regex for stripping urls of hash. + var pathStripper = /#.*$/; + + // Has the history handling already been started? + History.started = false; + + // Set up all inheritable **Backbone.History** properties and methods. + _.extend(History.prototype, Events, { + + // The default interval to poll for hash changes, if necessary, is + // twenty times a second. + interval: 50, + + // Are we at the app root? + atRoot: function() { + var path = this.location.pathname.replace(/[^\/]$/, '$&/'); + return path === this.root && !this.getSearch(); + }, + + // Does the pathname match the root? + matchRoot: function() { + var path = this.decodeFragment(this.location.pathname); + var rootPath = path.slice(0, this.root.length - 1) + '/'; + return rootPath === this.root; + }, + + // Unicode characters in `location.pathname` are percent encoded so they're + // decoded for comparison. `%25` should not be decoded since it may be part + // of an encoded parameter. + decodeFragment: function(fragment) { + return decodeURI(fragment.replace(/%25/g, '%2525')); + }, + + // In IE6, the hash fragment and search params are incorrect if the + // fragment contains `?`. + getSearch: function() { + var match = this.location.href.replace(/#.*/, '').match(/\?.+/); + return match ? match[0] : ''; + }, + + // Gets the true hash value. Cannot use location.hash directly due to bug + // in Firefox where location.hash will always be decoded. + getHash: function(window) { + var match = (window || this).location.href.match(/#(.*)$/); + return match ? match[1] : ''; + }, + + // Get the pathname and search params, without the root. + getPath: function() { + var path = this.decodeFragment( + this.location.pathname + this.getSearch() + ).slice(this.root.length - 1); + return path.charAt(0) === '/' ? path.slice(1) : path; + }, + + // Get the cross-browser normalized URL fragment from the path or hash. + getFragment: function(fragment) { + if (fragment == null) { + if (this._usePushState || !this._wantsHashChange) { + fragment = this.getPath(); + } else { + fragment = this.getHash(); + } + } + return fragment.replace(routeStripper, ''); + }, + + // Start the hash change handling, returning `true` if the current URL matches + // an existing route, and `false` otherwise. + start: function(options) { + if (History.started) throw new Error('Backbone.history has already been started'); + History.started = true; + + // Figure out the initial configuration. Do we need an iframe? + // Is pushState desired ... is it available? + this.options = _.extend({root: '/'}, this.options, options); + this.root = this.options.root; + this._wantsHashChange = this.options.hashChange !== false; + this._hasHashChange = 'onhashchange' in window && (document.documentMode === void 0 || document.documentMode > 7); + this._useHashChange = this._wantsHashChange && this._hasHashChange; + this._wantsPushState = !!this.options.pushState; + this._hasPushState = !!(this.history && this.history.pushState); + this._usePushState = this._wantsPushState && this._hasPushState; + this.fragment = this.getFragment(); + + // Normalize root to always include a leading and trailing slash. + this.root = ('/' + this.root + '/').replace(rootStripper, '/'); + + // Transition from hashChange to pushState or vice versa if both are + // requested. + if (this._wantsHashChange && this._wantsPushState) { + + // If we've started off with a route from a `pushState`-enabled + // browser, but we're currently in a browser that doesn't support it... + if (!this._hasPushState && !this.atRoot()) { + var rootPath = this.root.slice(0, -1) || '/'; + this.location.replace(rootPath + '#' + this.getPath()); + // Return immediately as browser will do redirect to new url + return true; + + // Or if we've started out with a hash-based route, but we're currently + // in a browser where it could be `pushState`-based instead... + } else if (this._hasPushState && this.atRoot()) { + this.navigate(this.getHash(), {replace: true}); + } + + } + + // Proxy an iframe to handle location events if the browser doesn't + // support the `hashchange` event, HTML5 history, or the user wants + // `hashChange` but not `pushState`. + if (!this._hasHashChange && this._wantsHashChange && !this._usePushState) { + this.iframe = document.createElement('iframe'); + this.iframe.src = 'javascript:0'; + this.iframe.style.display = 'none'; + this.iframe.tabIndex = -1; + var body = document.body; + // Using `appendChild` will throw on IE < 9 if the document is not ready. + var iWindow = body.insertBefore(this.iframe, body.firstChild).contentWindow; + iWindow.document.open(); + iWindow.document.close(); + iWindow.location.hash = '#' + this.fragment; + } + + // Add a cross-platform `addEventListener` shim for older browsers. + var addEventListener = window.addEventListener || function(eventName, listener) { + return attachEvent('on' + eventName, listener); + }; + + // Depending on whether we're using pushState or hashes, and whether + // 'onhashchange' is supported, determine how we check the URL state. + if (this._usePushState) { + addEventListener('popstate', this.checkUrl, false); + } else if (this._useHashChange && !this.iframe) { + addEventListener('hashchange', this.checkUrl, false); + } else if (this._wantsHashChange) { + this._checkUrlInterval = setInterval(this.checkUrl, this.interval); + } + + if (!this.options.silent) return this.loadUrl(); + }, + + // Disable Backbone.history, perhaps temporarily. Not useful in a real app, + // but possibly useful for unit testing Routers. + stop: function() { + // Add a cross-platform `removeEventListener` shim for older browsers. + var removeEventListener = window.removeEventListener || function(eventName, listener) { + return detachEvent('on' + eventName, listener); + }; + + // Remove window listeners. + if (this._usePushState) { + removeEventListener('popstate', this.checkUrl, false); + } else if (this._useHashChange && !this.iframe) { + removeEventListener('hashchange', this.checkUrl, false); + } + + // Clean up the iframe if necessary. + if (this.iframe) { + document.body.removeChild(this.iframe); + this.iframe = null; + } + + // Some environments will throw when clearing an undefined interval. + if (this._checkUrlInterval) clearInterval(this._checkUrlInterval); + History.started = false; + }, + + // Add a route to be tested when the fragment changes. Routes added later + // may override previous routes. + route: function(route, callback) { + this.handlers.unshift({route: route, callback: callback}); + }, + + // Checks the current URL to see if it has changed, and if it has, + // calls `loadUrl`, normalizing across the hidden iframe. + checkUrl: function(e) { + var current = this.getFragment(); + + // If the user pressed the back button, the iframe's hash will have + // changed and we should use that for comparison. + if (current === this.fragment && this.iframe) { + current = this.getHash(this.iframe.contentWindow); + } + + if (current === this.fragment) return false; + if (this.iframe) this.navigate(current); + this.loadUrl(); + }, + + // Attempt to load the current URL fragment. If a route succeeds with a + // match, returns `true`. If no defined routes matches the fragment, + // returns `false`. + loadUrl: function(fragment) { + // If the root doesn't match, no routes can match either. + if (!this.matchRoot()) return false; + fragment = this.fragment = this.getFragment(fragment); + return _.some(this.handlers, function(handler) { + if (handler.route.test(fragment)) { + handler.callback(fragment); + return true; + } + }); + }, + + // Save a fragment into the hash history, or replace the URL state if the + // 'replace' option is passed. You are responsible for properly URL-encoding + // the fragment in advance. + // + // The options object can contain `trigger: true` if you wish to have the + // route callback be fired (not usually desirable), or `replace: true`, if + // you wish to modify the current URL without adding an entry to the history. + navigate: function(fragment, options) { + if (!History.started) return false; + if (!options || options === true) options = {trigger: !!options}; + + // Normalize the fragment. + fragment = this.getFragment(fragment || ''); + + // Don't include a trailing slash on the root. + var rootPath = this.root; + if (fragment === '' || fragment.charAt(0) === '?') { + rootPath = rootPath.slice(0, -1) || '/'; + } + var url = rootPath + fragment; + + // Strip the hash and decode for matching. + fragment = this.decodeFragment(fragment.replace(pathStripper, '')); + + if (this.fragment === fragment) return; + this.fragment = fragment; + + // If pushState is available, we use it to set the fragment as a real URL. + if (this._usePushState) { + this.history[options.replace ? 'replaceState' : 'pushState']({}, document.title, url); + + // If hash changes haven't been explicitly disabled, update the hash + // fragment to store history. + } else if (this._wantsHashChange) { + this._updateHash(this.location, fragment, options.replace); + if (this.iframe && fragment !== this.getHash(this.iframe.contentWindow)) { + var iWindow = this.iframe.contentWindow; + + // Opening and closing the iframe tricks IE7 and earlier to push a + // history entry on hash-tag change. When replace is true, we don't + // want this. + if (!options.replace) { + iWindow.document.open(); + iWindow.document.close(); + } + + this._updateHash(iWindow.location, fragment, options.replace); + } + + // If you've told us that you explicitly don't want fallback hashchange- + // based history, then `navigate` becomes a page refresh. + } else { + return this.location.assign(url); + } + if (options.trigger) return this.loadUrl(fragment); + }, + + // Update the hash location, either replacing the current entry, or adding + // a new one to the browser history. + _updateHash: function(location, fragment, replace) { + if (replace) { + var href = location.href.replace(/(javascript:|#).*$/, ''); + location.replace(href + '#' + fragment); + } else { + // Some browsers require that `hash` contains a leading #. + location.hash = '#' + fragment; + } + } + + }); + + // Create the default Backbone.history. + Backbone.history = new History; + + // Helpers + // ------- + + // Helper function to correctly set up the prototype chain for subclasses. + // Similar to `goog.inherits`, but uses a hash of prototype properties and + // class properties to be extended. + var extend = function(protoProps, staticProps) { + var parent = this; + var child; + + // The constructor function for the new subclass is either defined by you + // (the "constructor" property in your `extend` definition), or defaulted + // by us to simply call the parent constructor. + if (protoProps && _.has(protoProps, 'constructor')) { + child = protoProps.constructor; + } else { + child = function(){ return parent.apply(this, arguments); }; + } + + // Add static properties to the constructor function, if supplied. + _.extend(child, parent, staticProps); + + // Set the prototype chain to inherit from `parent`, without calling + // `parent`'s constructor function and add the prototype properties. + child.prototype = _.create(parent.prototype, protoProps); + child.prototype.constructor = child; + + // Set a convenience property in case the parent's prototype is needed + // later. + child.__super__ = parent.prototype; + + return child; + }; + + // Set up inheritance for the model, collection, router, view and history. + Model.extend = Collection.extend = Router.extend = View.extend = History.extend = extend; + + // Throw an error when a URL is needed, and none is supplied. + var urlError = function() { + throw new Error('A "url" property or function must be specified'); + }; + + // Wrap an optional error callback with a fallback error event. + var wrapError = function(model, options) { + var error = options.error; + options.error = function(resp) { + if (error) error.call(options.context, model, resp, options); + model.trigger('error', model, resp, options); + }; + }; + + return Backbone; +}); diff --git a/app/libs/underscore.js b/app/libs/underscore.js new file mode 100644 index 0000000..b29332f --- /dev/null +++ b/app/libs/underscore.js @@ -0,0 +1,1548 @@ +// Underscore.js 1.8.3 +// http://underscorejs.org +// (c) 2009-2015 Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors +// Underscore may be freely distributed under the MIT license. + +(function() { + + // Baseline setup + // -------------- + + // Establish the root object, `window` in the browser, or `exports` on the server. + var root = this; + + // Save the previous value of the `_` variable. + var previousUnderscore = root._; + + // Save bytes in the minified (but not gzipped) version: + var ArrayProto = Array.prototype, ObjProto = Object.prototype, FuncProto = Function.prototype; + + // Create quick reference variables for speed access to core prototypes. + var + push = ArrayProto.push, + slice = ArrayProto.slice, + toString = ObjProto.toString, + hasOwnProperty = ObjProto.hasOwnProperty; + + // All **ECMAScript 5** native function implementations that we hope to use + // are declared here. + var + nativeIsArray = Array.isArray, + nativeKeys = Object.keys, + nativeBind = FuncProto.bind, + nativeCreate = Object.create; + + // Naked function reference for surrogate-prototype-swapping. + var Ctor = function(){}; + + // Create a safe reference to the Underscore object for use below. + var _ = function(obj) { + if (obj instanceof _) return obj; + if (!(this instanceof _)) return new _(obj); + this._wrapped = obj; + }; + + // Export the Underscore object for **Node.js**, with + // backwards-compatibility for the old `require()` API. If we're in + // the browser, add `_` as a global object. + if (typeof exports !== 'undefined') { + if (typeof module !== 'undefined' && module.exports) { + exports = module.exports = _; + } + exports._ = _; + } else { + root._ = _; + } + + // Current version. + _.VERSION = '1.8.3'; + + // Internal function that returns an efficient (for current engines) version + // of the passed-in callback, to be repeatedly applied in other Underscore + // functions. + var optimizeCb = function(func, context, argCount) { + if (context === void 0) return func; + switch (argCount == null ? 3 : argCount) { + case 1: return function(value) { + return func.call(context, value); + }; + case 2: return function(value, other) { + return func.call(context, value, other); + }; + case 3: return function(value, index, collection) { + return func.call(context, value, index, collection); + }; + case 4: return function(accumulator, value, index, collection) { + return func.call(context, accumulator, value, index, collection); + }; + } + return function() { + return func.apply(context, arguments); + }; + }; + + // A mostly-internal function to generate callbacks that can be applied + // to each element in a collection, returning the desired result — either + // identity, an arbitrary callback, a property matcher, or a property accessor. + var cb = function(value, context, argCount) { + if (value == null) return _.identity; + if (_.isFunction(value)) return optimizeCb(value, context, argCount); + if (_.isObject(value)) return _.matcher(value); + return _.property(value); + }; + _.iteratee = function(value, context) { + return cb(value, context, Infinity); + }; + + // An internal function for creating assigner functions. + var createAssigner = function(keysFunc, undefinedOnly) { + return function(obj) { + var length = arguments.length; + if (length < 2 || obj == null) return obj; + for (var index = 1; index < length; index++) { + var source = arguments[index], + keys = keysFunc(source), + l = keys.length; + for (var i = 0; i < l; i++) { + var key = keys[i]; + if (!undefinedOnly || obj[key] === void 0) obj[key] = source[key]; + } + } + return obj; + }; + }; + + // An internal function for creating a new object that inherits from another. + var baseCreate = function(prototype) { + if (!_.isObject(prototype)) return {}; + if (nativeCreate) return nativeCreate(prototype); + Ctor.prototype = prototype; + var result = new Ctor; + Ctor.prototype = null; + return result; + }; + + var property = function(key) { + return function(obj) { + return obj == null ? void 0 : obj[key]; + }; + }; + + // Helper for collection methods to determine whether a collection + // should be iterated as an array or as an object + // Related: http://people.mozilla.org/~jorendorff/es6-draft.html#sec-tolength + // Avoids a very nasty iOS 8 JIT bug on ARM-64. #2094 + var MAX_ARRAY_INDEX = Math.pow(2, 53) - 1; + var getLength = property('length'); + var isArrayLike = function(collection) { + var length = getLength(collection); + return typeof length == 'number' && length >= 0 && length <= MAX_ARRAY_INDEX; + }; + + // Collection Functions + // -------------------- + + // The cornerstone, an `each` implementation, aka `forEach`. + // Handles raw objects in addition to array-likes. Treats all + // sparse array-likes as if they were dense. + _.each = _.forEach = function(obj, iteratee, context) { + iteratee = optimizeCb(iteratee, context); + var i, length; + if (isArrayLike(obj)) { + for (i = 0, length = obj.length; i < length; i++) { + iteratee(obj[i], i, obj); + } + } else { + var keys = _.keys(obj); + for (i = 0, length = keys.length; i < length; i++) { + iteratee(obj[keys[i]], keys[i], obj); + } + } + return obj; + }; + + // Return the results of applying the iteratee to each element. + _.map = _.collect = function(obj, iteratee, context) { + iteratee = cb(iteratee, context); + var keys = !isArrayLike(obj) && _.keys(obj), + length = (keys || obj).length, + results = Array(length); + for (var index = 0; index < length; index++) { + var currentKey = keys ? keys[index] : index; + results[index] = iteratee(obj[currentKey], currentKey, obj); + } + return results; + }; + + // Create a reducing function iterating left or right. + function createReduce(dir) { + // Optimized iterator function as using arguments.length + // in the main function will deoptimize the, see #1991. + function iterator(obj, iteratee, memo, keys, index, length) { + for (; index >= 0 && index < length; index += dir) { + var currentKey = keys ? keys[index] : index; + memo = iteratee(memo, obj[currentKey], currentKey, obj); + } + return memo; + } + + return function(obj, iteratee, memo, context) { + iteratee = optimizeCb(iteratee, context, 4); + var keys = !isArrayLike(obj) && _.keys(obj), + length = (keys || obj).length, + index = dir > 0 ? 0 : length - 1; + // Determine the initial value if none is provided. + if (arguments.length < 3) { + memo = obj[keys ? keys[index] : index]; + index += dir; + } + return iterator(obj, iteratee, memo, keys, index, length); + }; + } + + // **Reduce** builds up a single result from a list of values, aka `inject`, + // or `foldl`. + _.reduce = _.foldl = _.inject = createReduce(1); + + // The right-associative version of reduce, also known as `foldr`. + _.reduceRight = _.foldr = createReduce(-1); + + // Return the first value which passes a truth test. Aliased as `detect`. + _.find = _.detect = function(obj, predicate, context) { + var key; + if (isArrayLike(obj)) { + key = _.findIndex(obj, predicate, context); + } else { + key = _.findKey(obj, predicate, context); + } + if (key !== void 0 && key !== -1) return obj[key]; + }; + + // Return all the elements that pass a truth test. + // Aliased as `select`. + _.filter = _.select = function(obj, predicate, context) { + var results = []; + predicate = cb(predicate, context); + _.each(obj, function(value, index, list) { + if (predicate(value, index, list)) results.push(value); + }); + return results; + }; + + // Return all the elements for which a truth test fails. + _.reject = function(obj, predicate, context) { + return _.filter(obj, _.negate(cb(predicate)), context); + }; + + // Determine whether all of the elements match a truth test. + // Aliased as `all`. + _.every = _.all = function(obj, predicate, context) { + predicate = cb(predicate, context); + var keys = !isArrayLike(obj) && _.keys(obj), + length = (keys || obj).length; + for (var index = 0; index < length; index++) { + var currentKey = keys ? keys[index] : index; + if (!predicate(obj[currentKey], currentKey, obj)) return false; + } + return true; + }; + + // Determine if at least one element in the object matches a truth test. + // Aliased as `any`. + _.some = _.any = function(obj, predicate, context) { + predicate = cb(predicate, context); + var keys = !isArrayLike(obj) && _.keys(obj), + length = (keys || obj).length; + for (var index = 0; index < length; index++) { + var currentKey = keys ? keys[index] : index; + if (predicate(obj[currentKey], currentKey, obj)) return true; + } + return false; + }; + + // Determine if the array or object contains a given item (using `===`). + // Aliased as `includes` and `include`. + _.contains = _.includes = _.include = function(obj, item, fromIndex, guard) { + if (!isArrayLike(obj)) obj = _.values(obj); + if (typeof fromIndex != 'number' || guard) fromIndex = 0; + return _.indexOf(obj, item, fromIndex) >= 0; + }; + + // Invoke a method (with arguments) on every item in a collection. + _.invoke = function(obj, method) { + var args = slice.call(arguments, 2); + var isFunc = _.isFunction(method); + return _.map(obj, function(value) { + var func = isFunc ? method : value[method]; + return func == null ? func : func.apply(value, args); + }); + }; + + // Convenience version of a common use case of `map`: fetching a property. + _.pluck = function(obj, key) { + return _.map(obj, _.property(key)); + }; + + // Convenience version of a common use case of `filter`: selecting only objects + // containing specific `key:value` pairs. + _.where = function(obj, attrs) { + return _.filter(obj, _.matcher(attrs)); + }; + + // Convenience version of a common use case of `find`: getting the first object + // containing specific `key:value` pairs. + _.findWhere = function(obj, attrs) { + return _.find(obj, _.matcher(attrs)); + }; + + // Return the maximum element (or element-based computation). + _.max = function(obj, iteratee, context) { + var result = -Infinity, lastComputed = -Infinity, + value, computed; + if (iteratee == null && obj != null) { + obj = isArrayLike(obj) ? obj : _.values(obj); + for (var i = 0, length = obj.length; i < length; i++) { + value = obj[i]; + if (value > result) { + result = value; + } + } + } else { + iteratee = cb(iteratee, context); + _.each(obj, function(value, index, list) { + computed = iteratee(value, index, list); + if (computed > lastComputed || computed === -Infinity && result === -Infinity) { + result = value; + lastComputed = computed; + } + }); + } + return result; + }; + + // Return the minimum element (or element-based computation). + _.min = function(obj, iteratee, context) { + var result = Infinity, lastComputed = Infinity, + value, computed; + if (iteratee == null && obj != null) { + obj = isArrayLike(obj) ? obj : _.values(obj); + for (var i = 0, length = obj.length; i < length; i++) { + value = obj[i]; + if (value < result) { + result = value; + } + } + } else { + iteratee = cb(iteratee, context); + _.each(obj, function(value, index, list) { + computed = iteratee(value, index, list); + if (computed < lastComputed || computed === Infinity && result === Infinity) { + result = value; + lastComputed = computed; + } + }); + } + return result; + }; + + // Shuffle a collection, using the modern version of the + // [Fisher-Yates shuffle](http://en.wikipedia.org/wiki/Fisher–Yates_shuffle). + _.shuffle = function(obj) { + var set = isArrayLike(obj) ? obj : _.values(obj); + var length = set.length; + var shuffled = Array(length); + for (var index = 0, rand; index < length; index++) { + rand = _.random(0, index); + if (rand !== index) shuffled[index] = shuffled[rand]; + shuffled[rand] = set[index]; + } + return shuffled; + }; + + // Sample **n** random values from a collection. + // If **n** is not specified, returns a single random element. + // The internal `guard` argument allows it to work with `map`. + _.sample = function(obj, n, guard) { + if (n == null || guard) { + if (!isArrayLike(obj)) obj = _.values(obj); + return obj[_.random(obj.length - 1)]; + } + return _.shuffle(obj).slice(0, Math.max(0, n)); + }; + + // Sort the object's values by a criterion produced by an iteratee. + _.sortBy = function(obj, iteratee, context) { + iteratee = cb(iteratee, context); + return _.pluck(_.map(obj, function(value, index, list) { + return { + value: value, + index: index, + criteria: iteratee(value, index, list) + }; + }).sort(function(left, right) { + var a = left.criteria; + var b = right.criteria; + if (a !== b) { + if (a > b || a === void 0) return 1; + if (a < b || b === void 0) return -1; + } + return left.index - right.index; + }), 'value'); + }; + + // An internal function used for aggregate "group by" operations. + var group = function(behavior) { + return function(obj, iteratee, context) { + var result = {}; + iteratee = cb(iteratee, context); + _.each(obj, function(value, index) { + var key = iteratee(value, index, obj); + behavior(result, value, key); + }); + return result; + }; + }; + + // Groups the object's values by a criterion. Pass either a string attribute + // to group by, or a function that returns the criterion. + _.groupBy = group(function(result, value, key) { + if (_.has(result, key)) result[key].push(value); else result[key] = [value]; + }); + + // Indexes the object's values by a criterion, similar to `groupBy`, but for + // when you know that your index values will be unique. + _.indexBy = group(function(result, value, key) { + result[key] = value; + }); + + // Counts instances of an object that group by a certain criterion. Pass + // either a string attribute to count by, or a function that returns the + // criterion. + _.countBy = group(function(result, value, key) { + if (_.has(result, key)) result[key]++; else result[key] = 1; + }); + + // Safely create a real, live array from anything iterable. + _.toArray = function(obj) { + if (!obj) return []; + if (_.isArray(obj)) return slice.call(obj); + if (isArrayLike(obj)) return _.map(obj, _.identity); + return _.values(obj); + }; + + // Return the number of elements in an object. + _.size = function(obj) { + if (obj == null) return 0; + return isArrayLike(obj) ? obj.length : _.keys(obj).length; + }; + + // Split a collection into two arrays: one whose elements all satisfy the given + // predicate, and one whose elements all do not satisfy the predicate. + _.partition = function(obj, predicate, context) { + predicate = cb(predicate, context); + var pass = [], fail = []; + _.each(obj, function(value, key, obj) { + (predicate(value, key, obj) ? pass : fail).push(value); + }); + return [pass, fail]; + }; + + // Array Functions + // --------------- + + // Get the first element of an array. Passing **n** will return the first N + // values in the array. Aliased as `head` and `take`. The **guard** check + // allows it to work with `_.map`. + _.first = _.head = _.take = function(array, n, guard) { + if (array == null) return void 0; + if (n == null || guard) return array[0]; + return _.initial(array, array.length - n); + }; + + // Returns everything but the last entry of the array. Especially useful on + // the arguments object. Passing **n** will return all the values in + // the array, excluding the last N. + _.initial = function(array, n, guard) { + return slice.call(array, 0, Math.max(0, array.length - (n == null || guard ? 1 : n))); + }; + + // Get the last element of an array. Passing **n** will return the last N + // values in the array. + _.last = function(array, n, guard) { + if (array == null) return void 0; + if (n == null || guard) return array[array.length - 1]; + return _.rest(array, Math.max(0, array.length - n)); + }; + + // Returns everything but the first entry of the array. Aliased as `tail` and `drop`. + // Especially useful on the arguments object. Passing an **n** will return + // the rest N values in the array. + _.rest = _.tail = _.drop = function(array, n, guard) { + return slice.call(array, n == null || guard ? 1 : n); + }; + + // Trim out all falsy values from an array. + _.compact = function(array) { + return _.filter(array, _.identity); + }; + + // Internal implementation of a recursive `flatten` function. + var flatten = function(input, shallow, strict, startIndex) { + var output = [], idx = 0; + for (var i = startIndex || 0, length = getLength(input); i < length; i++) { + var value = input[i]; + if (isArrayLike(value) && (_.isArray(value) || _.isArguments(value))) { + //flatten current level of array or arguments object + if (!shallow) value = flatten(value, shallow, strict); + var j = 0, len = value.length; + output.length += len; + while (j < len) { + output[idx++] = value[j++]; + } + } else if (!strict) { + output[idx++] = value; + } + } + return output; + }; + + // Flatten out an array, either recursively (by default), or just one level. + _.flatten = function(array, shallow) { + return flatten(array, shallow, false); + }; + + // Return a version of the array that does not contain the specified value(s). + _.without = function(array) { + return _.difference(array, slice.call(arguments, 1)); + }; + + // Produce a duplicate-free version of the array. If the array has already + // been sorted, you have the option of using a faster algorithm. + // Aliased as `unique`. + _.uniq = _.unique = function(array, isSorted, iteratee, context) { + if (!_.isBoolean(isSorted)) { + context = iteratee; + iteratee = isSorted; + isSorted = false; + } + if (iteratee != null) iteratee = cb(iteratee, context); + var result = []; + var seen = []; + for (var i = 0, length = getLength(array); i < length; i++) { + var value = array[i], + computed = iteratee ? iteratee(value, i, array) : value; + if (isSorted) { + if (!i || seen !== computed) result.push(value); + seen = computed; + } else if (iteratee) { + if (!_.contains(seen, computed)) { + seen.push(computed); + result.push(value); + } + } else if (!_.contains(result, value)) { + result.push(value); + } + } + return result; + }; + + // Produce an array that contains the union: each distinct element from all of + // the passed-in arrays. + _.union = function() { + return _.uniq(flatten(arguments, true, true)); + }; + + // Produce an array that contains every item shared between all the + // passed-in arrays. + _.intersection = function(array) { + var result = []; + var argsLength = arguments.length; + for (var i = 0, length = getLength(array); i < length; i++) { + var item = array[i]; + if (_.contains(result, item)) continue; + for (var j = 1; j < argsLength; j++) { + if (!_.contains(arguments[j], item)) break; + } + if (j === argsLength) result.push(item); + } + return result; + }; + + // Take the difference between one array and a number of other arrays. + // Only the elements present in just the first array will remain. + _.difference = function(array) { + var rest = flatten(arguments, true, true, 1); + return _.filter(array, function(value){ + return !_.contains(rest, value); + }); + }; + + // Zip together multiple lists into a single array -- elements that share + // an index go together. + _.zip = function() { + return _.unzip(arguments); + }; + + // Complement of _.zip. Unzip accepts an array of arrays and groups + // each array's elements on shared indices + _.unzip = function(array) { + var length = array && _.max(array, getLength).length || 0; + var result = Array(length); + + for (var index = 0; index < length; index++) { + result[index] = _.pluck(array, index); + } + return result; + }; + + // Converts lists into objects. Pass either a single array of `[key, value]` + // pairs, or two parallel arrays of the same length -- one of keys, and one of + // the corresponding values. + _.object = function(list, values) { + var result = {}; + for (var i = 0, length = getLength(list); i < length; i++) { + if (values) { + result[list[i]] = values[i]; + } else { + result[list[i][0]] = list[i][1]; + } + } + return result; + }; + + // Generator function to create the findIndex and findLastIndex functions + function createPredicateIndexFinder(dir) { + return function(array, predicate, context) { + predicate = cb(predicate, context); + var length = getLength(array); + var index = dir > 0 ? 0 : length - 1; + for (; index >= 0 && index < length; index += dir) { + if (predicate(array[index], index, array)) return index; + } + return -1; + }; + } + + // Returns the first index on an array-like that passes a predicate test + _.findIndex = createPredicateIndexFinder(1); + _.findLastIndex = createPredicateIndexFinder(-1); + + // Use a comparator function to figure out the smallest index at which + // an object should be inserted so as to maintain order. Uses binary search. + _.sortedIndex = function(array, obj, iteratee, context) { + iteratee = cb(iteratee, context, 1); + var value = iteratee(obj); + var low = 0, high = getLength(array); + while (low < high) { + var mid = Math.floor((low + high) / 2); + if (iteratee(array[mid]) < value) low = mid + 1; else high = mid; + } + return low; + }; + + // Generator function to create the indexOf and lastIndexOf functions + function createIndexFinder(dir, predicateFind, sortedIndex) { + return function(array, item, idx) { + var i = 0, length = getLength(array); + if (typeof idx == 'number') { + if (dir > 0) { + i = idx >= 0 ? idx : Math.max(idx + length, i); + } else { + length = idx >= 0 ? Math.min(idx + 1, length) : idx + length + 1; + } + } else if (sortedIndex && idx && length) { + idx = sortedIndex(array, item); + return array[idx] === item ? idx : -1; + } + if (item !== item) { + idx = predicateFind(slice.call(array, i, length), _.isNaN); + return idx >= 0 ? idx + i : -1; + } + for (idx = dir > 0 ? i : length - 1; idx >= 0 && idx < length; idx += dir) { + if (array[idx] === item) return idx; + } + return -1; + }; + } + + // Return the position of the first occurrence of an item in an array, + // or -1 if the item is not included in the array. + // If the array is large and already in sort order, pass `true` + // for **isSorted** to use binary search. + _.indexOf = createIndexFinder(1, _.findIndex, _.sortedIndex); + _.lastIndexOf = createIndexFinder(-1, _.findLastIndex); + + // Generate an integer Array containing an arithmetic progression. A port of + // the native Python `range()` function. See + // [the Python documentation](http://docs.python.org/library/functions.html#range). + _.range = function(start, stop, step) { + if (stop == null) { + stop = start || 0; + start = 0; + } + step = step || 1; + + var length = Math.max(Math.ceil((stop - start) / step), 0); + var range = Array(length); + + for (var idx = 0; idx < length; idx++, start += step) { + range[idx] = start; + } + + return range; + }; + + // Function (ahem) Functions + // ------------------ + + // Determines whether to execute a function as a constructor + // or a normal function with the provided arguments + var executeBound = function(sourceFunc, boundFunc, context, callingContext, args) { + if (!(callingContext instanceof boundFunc)) return sourceFunc.apply(context, args); + var self = baseCreate(sourceFunc.prototype); + var result = sourceFunc.apply(self, args); + if (_.isObject(result)) return result; + return self; + }; + + // Create a function bound to a given object (assigning `this`, and arguments, + // optionally). Delegates to **ECMAScript 5**'s native `Function.bind` if + // available. + _.bind = function(func, context) { + if (nativeBind && func.bind === nativeBind) return nativeBind.apply(func, slice.call(arguments, 1)); + if (!_.isFunction(func)) throw new TypeError('Bind must be called on a function'); + var args = slice.call(arguments, 2); + var bound = function() { + return executeBound(func, bound, context, this, args.concat(slice.call(arguments))); + }; + return bound; + }; + + // Partially apply a function by creating a version that has had some of its + // arguments pre-filled, without changing its dynamic `this` context. _ acts + // as a placeholder, allowing any combination of arguments to be pre-filled. + _.partial = function(func) { + var boundArgs = slice.call(arguments, 1); + var bound = function() { + var position = 0, length = boundArgs.length; + var args = Array(length); + for (var i = 0; i < length; i++) { + args[i] = boundArgs[i] === _ ? arguments[position++] : boundArgs[i]; + } + while (position < arguments.length) args.push(arguments[position++]); + return executeBound(func, bound, this, this, args); + }; + return bound; + }; + + // Bind a number of an object's methods to that object. Remaining arguments + // are the method names to be bound. Useful for ensuring that all callbacks + // defined on an object belong to it. + _.bindAll = function(obj) { + var i, length = arguments.length, key; + if (length <= 1) throw new Error('bindAll must be passed function names'); + for (i = 1; i < length; i++) { + key = arguments[i]; + obj[key] = _.bind(obj[key], obj); + } + return obj; + }; + + // Memoize an expensive function by storing its results. + _.memoize = function(func, hasher) { + var memoize = function(key) { + var cache = memoize.cache; + var address = '' + (hasher ? hasher.apply(this, arguments) : key); + if (!_.has(cache, address)) cache[address] = func.apply(this, arguments); + return cache[address]; + }; + memoize.cache = {}; + return memoize; + }; + + // Delays a function for the given number of milliseconds, and then calls + // it with the arguments supplied. + _.delay = function(func, wait) { + var args = slice.call(arguments, 2); + return setTimeout(function(){ + return func.apply(null, args); + }, wait); + }; + + // Defers a function, scheduling it to run after the current call stack has + // cleared. + _.defer = _.partial(_.delay, _, 1); + + // Returns a function, that, when invoked, will only be triggered at most once + // during a given window of time. Normally, the throttled function will run + // as much as it can, without ever going more than once per `wait` duration; + // but if you'd like to disable the execution on the leading edge, pass + // `{leading: false}`. To disable execution on the trailing edge, ditto. + _.throttle = function(func, wait, options) { + var context, args, result; + var timeout = null; + var previous = 0; + if (!options) options = {}; + var later = function() { + previous = options.leading === false ? 0 : _.now(); + timeout = null; + result = func.apply(context, args); + if (!timeout) context = args = null; + }; + return function() { + var now = _.now(); + if (!previous && options.leading === false) previous = now; + var remaining = wait - (now - previous); + context = this; + args = arguments; + if (remaining <= 0 || remaining > wait) { + if (timeout) { + clearTimeout(timeout); + timeout = null; + } + previous = now; + result = func.apply(context, args); + if (!timeout) context = args = null; + } else if (!timeout && options.trailing !== false) { + timeout = setTimeout(later, remaining); + } + return result; + }; + }; + + // Returns a function, that, as long as it continues to be invoked, will not + // be triggered. The function will be called after it stops being called for + // N milliseconds. If `immediate` is passed, trigger the function on the + // leading edge, instead of the trailing. + _.debounce = function(func, wait, immediate) { + var timeout, args, context, timestamp, result; + + var later = function() { + var last = _.now() - timestamp; + + if (last < wait && last >= 0) { + timeout = setTimeout(later, wait - last); + } else { + timeout = null; + if (!immediate) { + result = func.apply(context, args); + if (!timeout) context = args = null; + } + } + }; + + return function() { + context = this; + args = arguments; + timestamp = _.now(); + var callNow = immediate && !timeout; + if (!timeout) timeout = setTimeout(later, wait); + if (callNow) { + result = func.apply(context, args); + context = args = null; + } + + return result; + }; + }; + + // Returns the first function passed as an argument to the second, + // allowing you to adjust arguments, run code before and after, and + // conditionally execute the original function. + _.wrap = function(func, wrapper) { + return _.partial(wrapper, func); + }; + + // Returns a negated version of the passed-in predicate. + _.negate = function(predicate) { + return function() { + return !predicate.apply(this, arguments); + }; + }; + + // Returns a function that is the composition of a list of functions, each + // consuming the return value of the function that follows. + _.compose = function() { + var args = arguments; + var start = args.length - 1; + return function() { + var i = start; + var result = args[start].apply(this, arguments); + while (i--) result = args[i].call(this, result); + return result; + }; + }; + + // Returns a function that will only be executed on and after the Nth call. + _.after = function(times, func) { + return function() { + if (--times < 1) { + return func.apply(this, arguments); + } + }; + }; + + // Returns a function that will only be executed up to (but not including) the Nth call. + _.before = function(times, func) { + var memo; + return function() { + if (--times > 0) { + memo = func.apply(this, arguments); + } + if (times <= 1) func = null; + return memo; + }; + }; + + // Returns a function that will be executed at most one time, no matter how + // often you call it. Useful for lazy initialization. + _.once = _.partial(_.before, 2); + + // Object Functions + // ---------------- + + // Keys in IE < 9 that won't be iterated by `for key in ...` and thus missed. + var hasEnumBug = !{toString: null}.propertyIsEnumerable('toString'); + var nonEnumerableProps = ['valueOf', 'isPrototypeOf', 'toString', + 'propertyIsEnumerable', 'hasOwnProperty', 'toLocaleString']; + + function collectNonEnumProps(obj, keys) { + var nonEnumIdx = nonEnumerableProps.length; + var constructor = obj.constructor; + var proto = (_.isFunction(constructor) && constructor.prototype) || ObjProto; + + // Constructor is a special case. + var prop = 'constructor'; + if (_.has(obj, prop) && !_.contains(keys, prop)) keys.push(prop); + + while (nonEnumIdx--) { + prop = nonEnumerableProps[nonEnumIdx]; + if (prop in obj && obj[prop] !== proto[prop] && !_.contains(keys, prop)) { + keys.push(prop); + } + } + } + + // Retrieve the names of an object's own properties. + // Delegates to **ECMAScript 5**'s native `Object.keys` + _.keys = function(obj) { + if (!_.isObject(obj)) return []; + if (nativeKeys) return nativeKeys(obj); + var keys = []; + for (var key in obj) if (_.has(obj, key)) keys.push(key); + // Ahem, IE < 9. + if (hasEnumBug) collectNonEnumProps(obj, keys); + return keys; + }; + + // Retrieve all the property names of an object. + _.allKeys = function(obj) { + if (!_.isObject(obj)) return []; + var keys = []; + for (var key in obj) keys.push(key); + // Ahem, IE < 9. + if (hasEnumBug) collectNonEnumProps(obj, keys); + return keys; + }; + + // Retrieve the values of an object's properties. + _.values = function(obj) { + var keys = _.keys(obj); + var length = keys.length; + var values = Array(length); + for (var i = 0; i < length; i++) { + values[i] = obj[keys[i]]; + } + return values; + }; + + // Returns the results of applying the iteratee to each element of the object + // In contrast to _.map it returns an object + _.mapObject = function(obj, iteratee, context) { + iteratee = cb(iteratee, context); + var keys = _.keys(obj), + length = keys.length, + results = {}, + currentKey; + for (var index = 0; index < length; index++) { + currentKey = keys[index]; + results[currentKey] = iteratee(obj[currentKey], currentKey, obj); + } + return results; + }; + + // Convert an object into a list of `[key, value]` pairs. + _.pairs = function(obj) { + var keys = _.keys(obj); + var length = keys.length; + var pairs = Array(length); + for (var i = 0; i < length; i++) { + pairs[i] = [keys[i], obj[keys[i]]]; + } + return pairs; + }; + + // Invert the keys and values of an object. The values must be serializable. + _.invert = function(obj) { + var result = {}; + var keys = _.keys(obj); + for (var i = 0, length = keys.length; i < length; i++) { + result[obj[keys[i]]] = keys[i]; + } + return result; + }; + + // Return a sorted list of the function names available on the object. + // Aliased as `methods` + _.functions = _.methods = function(obj) { + var names = []; + for (var key in obj) { + if (_.isFunction(obj[key])) names.push(key); + } + return names.sort(); + }; + + // Extend a given object with all the properties in passed-in object(s). + _.extend = createAssigner(_.allKeys); + + // Assigns a given object with all the own properties in the passed-in object(s) + // (https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Object/assign) + _.extendOwn = _.assign = createAssigner(_.keys); + + // Returns the first key on an object that passes a predicate test + _.findKey = function(obj, predicate, context) { + predicate = cb(predicate, context); + var keys = _.keys(obj), key; + for (var i = 0, length = keys.length; i < length; i++) { + key = keys[i]; + if (predicate(obj[key], key, obj)) return key; + } + }; + + // Return a copy of the object only containing the whitelisted properties. + _.pick = function(object, oiteratee, context) { + var result = {}, obj = object, iteratee, keys; + if (obj == null) return result; + if (_.isFunction(oiteratee)) { + keys = _.allKeys(obj); + iteratee = optimizeCb(oiteratee, context); + } else { + keys = flatten(arguments, false, false, 1); + iteratee = function(value, key, obj) { return key in obj; }; + obj = Object(obj); + } + for (var i = 0, length = keys.length; i < length; i++) { + var key = keys[i]; + var value = obj[key]; + if (iteratee(value, key, obj)) result[key] = value; + } + return result; + }; + + // Return a copy of the object without the blacklisted properties. + _.omit = function(obj, iteratee, context) { + if (_.isFunction(iteratee)) { + iteratee = _.negate(iteratee); + } else { + var keys = _.map(flatten(arguments, false, false, 1), String); + iteratee = function(value, key) { + return !_.contains(keys, key); + }; + } + return _.pick(obj, iteratee, context); + }; + + // Fill in a given object with default properties. + _.defaults = createAssigner(_.allKeys, true); + + // Creates an object that inherits from the given prototype object. + // If additional properties are provided then they will be added to the + // created object. + _.create = function(prototype, props) { + var result = baseCreate(prototype); + if (props) _.extendOwn(result, props); + return result; + }; + + // Create a (shallow-cloned) duplicate of an object. + _.clone = function(obj) { + if (!_.isObject(obj)) return obj; + return _.isArray(obj) ? obj.slice() : _.extend({}, obj); + }; + + // Invokes interceptor with the obj, and then returns obj. + // The primary purpose of this method is to "tap into" a method chain, in + // order to perform operations on intermediate results within the chain. + _.tap = function(obj, interceptor) { + interceptor(obj); + return obj; + }; + + // Returns whether an object has a given set of `key:value` pairs. + _.isMatch = function(object, attrs) { + var keys = _.keys(attrs), length = keys.length; + if (object == null) return !length; + var obj = Object(object); + for (var i = 0; i < length; i++) { + var key = keys[i]; + if (attrs[key] !== obj[key] || !(key in obj)) return false; + } + return true; + }; + + + // Internal recursive comparison function for `isEqual`. + var eq = function(a, b, aStack, bStack) { + // Identical objects are equal. `0 === -0`, but they aren't identical. + // See the [Harmony `egal` proposal](http://wiki.ecmascript.org/doku.php?id=harmony:egal). + if (a === b) return a !== 0 || 1 / a === 1 / b; + // A strict comparison is necessary because `null == undefined`. + if (a == null || b == null) return a === b; + // Unwrap any wrapped objects. + if (a instanceof _) a = a._wrapped; + if (b instanceof _) b = b._wrapped; + // Compare `[[Class]]` names. + var className = toString.call(a); + if (className !== toString.call(b)) return false; + switch (className) { + // Strings, numbers, regular expressions, dates, and booleans are compared by value. + case '[object RegExp]': + // RegExps are coerced to strings for comparison (Note: '' + /a/i === '/a/i') + case '[object String]': + // Primitives and their corresponding object wrappers are equivalent; thus, `"5"` is + // equivalent to `new String("5")`. + return '' + a === '' + b; + case '[object Number]': + // `NaN`s are equivalent, but non-reflexive. + // Object(NaN) is equivalent to NaN + if (+a !== +a) return +b !== +b; + // An `egal` comparison is performed for other numeric values. + return +a === 0 ? 1 / +a === 1 / b : +a === +b; + case '[object Date]': + case '[object Boolean]': + // Coerce dates and booleans to numeric primitive values. Dates are compared by their + // millisecond representations. Note that invalid dates with millisecond representations + // of `NaN` are not equivalent. + return +a === +b; + } + + var areArrays = className === '[object Array]'; + if (!areArrays) { + if (typeof a != 'object' || typeof b != 'object') return false; + + // Objects with different constructors are not equivalent, but `Object`s or `Array`s + // from different frames are. + var aCtor = a.constructor, bCtor = b.constructor; + if (aCtor !== bCtor && !(_.isFunction(aCtor) && aCtor instanceof aCtor && + _.isFunction(bCtor) && bCtor instanceof bCtor) + && ('constructor' in a && 'constructor' in b)) { + return false; + } + } + // Assume equality for cyclic structures. The algorithm for detecting cyclic + // structures is adapted from ES 5.1 section 15.12.3, abstract operation `JO`. + + // Initializing stack of traversed objects. + // It's done here since we only need them for objects and arrays comparison. + aStack = aStack || []; + bStack = bStack || []; + var length = aStack.length; + while (length--) { + // Linear search. Performance is inversely proportional to the number of + // unique nested structures. + if (aStack[length] === a) return bStack[length] === b; + } + + // Add the first object to the stack of traversed objects. + aStack.push(a); + bStack.push(b); + + // Recursively compare objects and arrays. + if (areArrays) { + // Compare array lengths to determine if a deep comparison is necessary. + length = a.length; + if (length !== b.length) return false; + // Deep compare the contents, ignoring non-numeric properties. + while (length--) { + if (!eq(a[length], b[length], aStack, bStack)) return false; + } + } else { + // Deep compare objects. + var keys = _.keys(a), key; + length = keys.length; + // Ensure that both objects contain the same number of properties before comparing deep equality. + if (_.keys(b).length !== length) return false; + while (length--) { + // Deep compare each member + key = keys[length]; + if (!(_.has(b, key) && eq(a[key], b[key], aStack, bStack))) return false; + } + } + // Remove the first object from the stack of traversed objects. + aStack.pop(); + bStack.pop(); + return true; + }; + + // Perform a deep comparison to check if two objects are equal. + _.isEqual = function(a, b) { + return eq(a, b); + }; + + // Is a given array, string, or object empty? + // An "empty" object has no enumerable own-properties. + _.isEmpty = function(obj) { + if (obj == null) return true; + if (isArrayLike(obj) && (_.isArray(obj) || _.isString(obj) || _.isArguments(obj))) return obj.length === 0; + return _.keys(obj).length === 0; + }; + + // Is a given value a DOM element? + _.isElement = function(obj) { + return !!(obj && obj.nodeType === 1); + }; + + // Is a given value an array? + // Delegates to ECMA5's native Array.isArray + _.isArray = nativeIsArray || function(obj) { + return toString.call(obj) === '[object Array]'; + }; + + // Is a given variable an object? + _.isObject = function(obj) { + var type = typeof obj; + return type === 'function' || type === 'object' && !!obj; + }; + + // Add some isType methods: isArguments, isFunction, isString, isNumber, isDate, isRegExp, isError. + _.each(['Arguments', 'Function', 'String', 'Number', 'Date', 'RegExp', 'Error'], function(name) { + _['is' + name] = function(obj) { + return toString.call(obj) === '[object ' + name + ']'; + }; + }); + + // Define a fallback version of the method in browsers (ahem, IE < 9), where + // there isn't any inspectable "Arguments" type. + if (!_.isArguments(arguments)) { + _.isArguments = function(obj) { + return _.has(obj, 'callee'); + }; + } + + // Optimize `isFunction` if appropriate. Work around some typeof bugs in old v8, + // IE 11 (#1621), and in Safari 8 (#1929). + if (typeof /./ != 'function' && typeof Int8Array != 'object') { + _.isFunction = function(obj) { + return typeof obj == 'function' || false; + }; + } + + // Is a given object a finite number? + _.isFinite = function(obj) { + return isFinite(obj) && !isNaN(parseFloat(obj)); + }; + + // Is the given value `NaN`? (NaN is the only number which does not equal itself). + _.isNaN = function(obj) { + return _.isNumber(obj) && obj !== +obj; + }; + + // Is a given value a boolean? + _.isBoolean = function(obj) { + return obj === true || obj === false || toString.call(obj) === '[object Boolean]'; + }; + + // Is a given value equal to null? + _.isNull = function(obj) { + return obj === null; + }; + + // Is a given variable undefined? + _.isUndefined = function(obj) { + return obj === void 0; + }; + + // Shortcut function for checking if an object has a given property directly + // on itself (in other words, not on a prototype). + _.has = function(obj, key) { + return obj != null && hasOwnProperty.call(obj, key); + }; + + // Utility Functions + // ----------------- + + // Run Underscore.js in *noConflict* mode, returning the `_` variable to its + // previous owner. Returns a reference to the Underscore object. + _.noConflict = function() { + root._ = previousUnderscore; + return this; + }; + + // Keep the identity function around for default iteratees. + _.identity = function(value) { + return value; + }; + + // Predicate-generating functions. Often useful outside of Underscore. + _.constant = function(value) { + return function() { + return value; + }; + }; + + _.noop = function(){}; + + _.property = property; + + // Generates a function for a given object that returns a given property. + _.propertyOf = function(obj) { + return obj == null ? function(){} : function(key) { + return obj[key]; + }; + }; + + // Returns a predicate for checking whether an object has a given set of + // `key:value` pairs. + _.matcher = _.matches = function(attrs) { + attrs = _.extendOwn({}, attrs); + return function(obj) { + return _.isMatch(obj, attrs); + }; + }; + + // Run a function **n** times. + _.times = function(n, iteratee, context) { + var accum = Array(Math.max(0, n)); + iteratee = optimizeCb(iteratee, context, 1); + for (var i = 0; i < n; i++) accum[i] = iteratee(i); + return accum; + }; + + // Return a random integer between min and max (inclusive). + _.random = function(min, max) { + if (max == null) { + max = min; + min = 0; + } + return min + Math.floor(Math.random() * (max - min + 1)); + }; + + // A (possibly faster) way to get the current timestamp as an integer. + _.now = Date.now || function() { + return new Date().getTime(); + }; + + // List of HTML entities for escaping. + var escapeMap = { + '&': '&', + '<': '<', + '>': '>', + '"': '"', + "'": ''', + '`': '`' + }; + var unescapeMap = _.invert(escapeMap); + + // Functions for escaping and unescaping strings to/from HTML interpolation. + var createEscaper = function(map) { + var escaper = function(match) { + return map[match]; + }; + // Regexes for identifying a key that needs to be escaped + var source = '(?:' + _.keys(map).join('|') + ')'; + var testRegexp = RegExp(source); + var replaceRegexp = RegExp(source, 'g'); + return function(string) { + string = string == null ? '' : '' + string; + return testRegexp.test(string) ? string.replace(replaceRegexp, escaper) : string; + }; + }; + _.escape = createEscaper(escapeMap); + _.unescape = createEscaper(unescapeMap); + + // If the value of the named `property` is a function then invoke it with the + // `object` as context; otherwise, return it. + _.result = function(object, property, fallback) { + var value = object == null ? void 0 : object[property]; + if (value === void 0) { + value = fallback; + } + return _.isFunction(value) ? value.call(object) : value; + }; + + // Generate a unique integer id (unique within the entire client session). + // Useful for temporary DOM ids. + var idCounter = 0; + _.uniqueId = function(prefix) { + var id = ++idCounter + ''; + return prefix ? prefix + id : id; + }; + + // By default, Underscore uses ERB-style template delimiters, change the + // following template settings to use alternative delimiters. + _.templateSettings = { + evaluate : /<%([\s\S]+?)%>/g, + interpolate : /<%=([\s\S]+?)%>/g, + escape : /<%-([\s\S]+?)%>/g + }; + + // When customizing `templateSettings`, if you don't want to define an + // interpolation, evaluation or escaping regex, we need one that is + // guaranteed not to match. + var noMatch = /(.)^/; + + // Certain characters need to be escaped so that they can be put into a + // string literal. + var escapes = { + "'": "'", + '\\': '\\', + '\r': 'r', + '\n': 'n', + '\u2028': 'u2028', + '\u2029': 'u2029' + }; + + var escaper = /\\|'|\r|\n|\u2028|\u2029/g; + + var escapeChar = function(match) { + return '\\' + escapes[match]; + }; + + // JavaScript micro-templating, similar to John Resig's implementation. + // Underscore templating handles arbitrary delimiters, preserves whitespace, + // and correctly escapes quotes within interpolated code. + // NB: `oldSettings` only exists for backwards compatibility. + _.template = function(text, settings, oldSettings) { + if (!settings && oldSettings) settings = oldSettings; + settings = _.defaults({}, settings, _.templateSettings); + + // Combine delimiters into one regular expression via alternation. + var matcher = RegExp([ + (settings.escape || noMatch).source, + (settings.interpolate || noMatch).source, + (settings.evaluate || noMatch).source + ].join('|') + '|$', 'g'); + + // Compile the template source, escaping string literals appropriately. + var index = 0; + var source = "__p+='"; + text.replace(matcher, function(match, escape, interpolate, evaluate, offset) { + source += text.slice(index, offset).replace(escaper, escapeChar); + index = offset + match.length; + + if (escape) { + source += "'+\n((__t=(" + escape + "))==null?'':_.escape(__t))+\n'"; + } else if (interpolate) { + source += "'+\n((__t=(" + interpolate + "))==null?'':__t)+\n'"; + } else if (evaluate) { + source += "';\n" + evaluate + "\n__p+='"; + } + + // Adobe VMs need the match returned to produce the correct offest. + return match; + }); + source += "';\n"; + + // If a variable is not specified, place data values in local scope. + if (!settings.variable) source = 'with(obj||{}){\n' + source + '}\n'; + + source = "var __t,__p='',__j=Array.prototype.join," + + "print=function(){__p+=__j.call(arguments,'');};\n" + + source + 'return __p;\n'; + + try { + var render = new Function(settings.variable || 'obj', '_', source); + } catch (e) { + e.source = source; + throw e; + } + + var template = function(data) { + return render.call(this, data, _); + }; + + // Provide the compiled source as a convenience for precompilation. + var argument = settings.variable || 'obj'; + template.source = 'function(' + argument + '){\n' + source + '}'; + + return template; + }; + + // Add a "chain" function. Start chaining a wrapped Underscore object. + _.chain = function(obj) { + var instance = _(obj); + instance._chain = true; + return instance; + }; + + // OOP + // --------------- + // If Underscore is called as a function, it returns a wrapped object that + // can be used OO-style. This wrapper holds altered versions of all the + // underscore functions. Wrapped objects may be chained. + + // Helper function to continue chaining intermediate results. + var result = function(instance, obj) { + return instance._chain ? _(obj).chain() : obj; + }; + + // Add your own custom functions to the Underscore object. + _.mixin = function(obj) { + _.each(_.functions(obj), function(name) { + var func = _[name] = obj[name]; + _.prototype[name] = function() { + var args = [this._wrapped]; + push.apply(args, arguments); + return result(this, func.apply(_, args)); + }; + }); + }; + + // Add all of the Underscore functions to the wrapper object. + _.mixin(_); + + // Add all mutator Array functions to the wrapper. + _.each(['pop', 'push', 'reverse', 'shift', 'sort', 'splice', 'unshift'], function(name) { + var method = ArrayProto[name]; + _.prototype[name] = function() { + var obj = this._wrapped; + method.apply(obj, arguments); + if ((name === 'shift' || name === 'splice') && obj.length === 0) delete obj[0]; + return result(this, obj); + }; + }); + + // Add all accessor Array functions to the wrapper. + _.each(['concat', 'join', 'slice'], function(name) { + var method = ArrayProto[name]; + _.prototype[name] = function() { + return result(this, method.apply(this._wrapped, arguments)); + }; + }); + + // Extracts the result from a wrapped and chained object. + _.prototype.value = function() { + return this._wrapped; + }; + + // Provide unwrapping proxy for some methods used in engine operations + // such as arithmetic and JSON stringification. + _.prototype.valueOf = _.prototype.toJSON = _.prototype.value; + + _.prototype.toString = function() { + return '' + this._wrapped; + }; + + // AMD registration happens at the end for compatibility with AMD loaders + // that may not enforce next-turn semantics on modules. Even though general + // practice for AMD registration is to be anonymous, underscore registers + // as a named module because, like jQuery, it is a base library that is + // popular enough to be bundled in a third party lib, but not be part of + // an AMD load request. Those cases could generate an error when an + // anonymous define() is called outside of a loader request. + if (typeof define === 'function' && define.amd) { + define('underscore', [], function() { + return _; + }); + } +}.call(this)); diff --git a/app/libs/zepto.min.js b/app/libs/zepto.min.js new file mode 100644 index 0000000..c629fd6 --- /dev/null +++ b/app/libs/zepto.min.js @@ -0,0 +1,2 @@ +/* Zepto v1.1.4 - zepto event ajax form ie - zeptojs.com/license */ +var Zepto=function(){function L(t){return null==t?String(t):j[S.call(t)]||"object"}function Z(t){return"function"==L(t)}function $(t){return null!=t&&t==t.window}function _(t){return null!=t&&t.nodeType==t.DOCUMENT_NODE}function D(t){return"object"==L(t)}function R(t){return D(t)&&!$(t)&&Object.getPrototypeOf(t)==Object.prototype}function M(t){return"number"==typeof t.length}function k(t){return s.call(t,function(t){return null!=t})}function z(t){return t.length>0?n.fn.concat.apply([],t):t}function F(t){return t.replace(/::/g,"/").replace(/([A-Z]+)([A-Z][a-z])/g,"$1_$2").replace(/([a-z\d])([A-Z])/g,"$1_$2").replace(/_/g,"-").toLowerCase()}function q(t){return t in f?f[t]:f[t]=new RegExp("(^|\\s)"+t+"(\\s|$)")}function H(t,e){return"number"!=typeof e||c[F(t)]?e:e+"px"}function I(t){var e,n;return u[t]||(e=a.createElement(t),a.body.appendChild(e),n=getComputedStyle(e,"").getPropertyValue("display"),e.parentNode.removeChild(e),"none"==n&&(n="block"),u[t]=n),u[t]}function V(t){return"children"in t?o.call(t.children):n.map(t.childNodes,function(t){return 1==t.nodeType?t:void 0})}function B(n,i,r){for(e in i)r&&(R(i[e])||A(i[e]))?(R(i[e])&&!R(n[e])&&(n[e]={}),A(i[e])&&!A(n[e])&&(n[e]=[]),B(n[e],i[e],r)):i[e]!==t&&(n[e]=i[e])}function U(t,e){return null==e?n(t):n(t).filter(e)}function J(t,e,n,i){return Z(e)?e.call(t,n,i):e}function X(t,e,n){null==n?t.removeAttribute(e):t.setAttribute(e,n)}function W(e,n){var i=e.className,r=i&&i.baseVal!==t;return n===t?r?i.baseVal:i:void(r?i.baseVal=n:e.className=n)}function Y(t){var e;try{return t?"true"==t||("false"==t?!1:"null"==t?null:/^0/.test(t)||isNaN(e=Number(t))?/^[\[\{]/.test(t)?n.parseJSON(t):t:e):t}catch(i){return t}}function G(t,e){e(t);for(var n=0,i=t.childNodes.length;i>n;n++)G(t.childNodes[n],e)}var t,e,n,i,C,N,r=[],o=r.slice,s=r.filter,a=window.document,u={},f={},c={"column-count":1,columns:1,"font-weight":1,"line-height":1,opacity:1,"z-index":1,zoom:1},l=/^\s*<(\w+|!)[^>]*>/,h=/^<(\w+)\s*\/?>(?:<\/\1>|)$/,p=/<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/gi,d=/^(?:body|html)$/i,m=/([A-Z])/g,g=["val","css","html","text","data","width","height","offset"],v=["after","prepend","before","append"],y=a.createElement("table"),x=a.createElement("tr"),b={tr:a.createElement("tbody"),tbody:y,thead:y,tfoot:y,td:x,th:x,"*":a.createElement("div")},w=/complete|loaded|interactive/,E=/^[\w-]*$/,j={},S=j.toString,T={},O=a.createElement("div"),P={tabindex:"tabIndex",readonly:"readOnly","for":"htmlFor","class":"className",maxlength:"maxLength",cellspacing:"cellSpacing",cellpadding:"cellPadding",rowspan:"rowSpan",colspan:"colSpan",usemap:"useMap",frameborder:"frameBorder",contenteditable:"contentEditable"},A=Array.isArray||function(t){return t instanceof Array};return T.matches=function(t,e){if(!e||!t||1!==t.nodeType)return!1;var n=t.webkitMatchesSelector||t.mozMatchesSelector||t.oMatchesSelector||t.matchesSelector;if(n)return n.call(t,e);var i,r=t.parentNode,o=!r;return o&&(r=O).appendChild(t),i=~T.qsa(r,e).indexOf(t),o&&O.removeChild(t),i},C=function(t){return t.replace(/-+(.)?/g,function(t,e){return e?e.toUpperCase():""})},N=function(t){return s.call(t,function(e,n){return t.indexOf(e)==n})},T.fragment=function(e,i,r){var s,u,f;return h.test(e)&&(s=n(a.createElement(RegExp.$1))),s||(e.replace&&(e=e.replace(p,"<$1>")),i===t&&(i=l.test(e)&&RegExp.$1),i in b||(i="*"),f=b[i],f.innerHTML=""+e,s=n.each(o.call(f.childNodes),function(){f.removeChild(this)})),R(r)&&(u=n(s),n.each(r,function(t,e){g.indexOf(t)>-1?u[t](e):u.attr(t,e)})),s},T.Z=function(t,e){return t=t||[],t.__proto__=n.fn,t.selector=e||"",t},T.isZ=function(t){return t instanceof T.Z},T.init=function(e,i){var r;if(!e)return T.Z();if("string"==typeof e)if(e=e.trim(),"<"==e[0]&&l.test(e))r=T.fragment(e,RegExp.$1,i),e=null;else{if(i!==t)return n(i).find(e);r=T.qsa(a,e)}else{if(Z(e))return n(a).ready(e);if(T.isZ(e))return e;if(A(e))r=k(e);else if(D(e))r=[e],e=null;else if(l.test(e))r=T.fragment(e.trim(),RegExp.$1,i),e=null;else{if(i!==t)return n(i).find(e);r=T.qsa(a,e)}}return T.Z(r,e)},n=function(t,e){return T.init(t,e)},n.extend=function(t){var e,n=o.call(arguments,1);return"boolean"==typeof t&&(e=t,t=n.shift()),n.forEach(function(n){B(t,n,e)}),t},T.qsa=function(t,e){var n,i="#"==e[0],r=!i&&"."==e[0],s=i||r?e.slice(1):e,a=E.test(s);return _(t)&&a&&i?(n=t.getElementById(s))?[n]:[]:1!==t.nodeType&&9!==t.nodeType?[]:o.call(a&&!i?r?t.getElementsByClassName(s):t.getElementsByTagName(e):t.querySelectorAll(e))},n.contains=a.documentElement.contains?function(t,e){return t!==e&&t.contains(e)}:function(t,e){for(;e&&(e=e.parentNode);)if(e===t)return!0;return!1},n.type=L,n.isFunction=Z,n.isWindow=$,n.isArray=A,n.isPlainObject=R,n.isEmptyObject=function(t){var e;for(e in t)return!1;return!0},n.inArray=function(t,e,n){return r.indexOf.call(e,t,n)},n.camelCase=C,n.trim=function(t){return null==t?"":String.prototype.trim.call(t)},n.uuid=0,n.support={},n.expr={},n.map=function(t,e){var n,r,o,i=[];if(M(t))for(r=0;r=0?e:e+this.length]},toArray:function(){return this.get()},size:function(){return this.length},remove:function(){return this.each(function(){null!=this.parentNode&&this.parentNode.removeChild(this)})},each:function(t){return r.every.call(this,function(e,n){return t.call(e,n,e)!==!1}),this},filter:function(t){return Z(t)?this.not(this.not(t)):n(s.call(this,function(e){return T.matches(e,t)}))},add:function(t,e){return n(N(this.concat(n(t,e))))},is:function(t){return this.length>0&&T.matches(this[0],t)},not:function(e){var i=[];if(Z(e)&&e.call!==t)this.each(function(t){e.call(this,t)||i.push(this)});else{var r="string"==typeof e?this.filter(e):M(e)&&Z(e.item)?o.call(e):n(e);this.forEach(function(t){r.indexOf(t)<0&&i.push(t)})}return n(i)},has:function(t){return this.filter(function(){return D(t)?n.contains(this,t):n(this).find(t).size()})},eq:function(t){return-1===t?this.slice(t):this.slice(t,+t+1)},first:function(){var t=this[0];return t&&!D(t)?t:n(t)},last:function(){var t=this[this.length-1];return t&&!D(t)?t:n(t)},find:function(t){var e,i=this;return e=t?"object"==typeof t?n(t).filter(function(){var t=this;return r.some.call(i,function(e){return n.contains(e,t)})}):1==this.length?n(T.qsa(this[0],t)):this.map(function(){return T.qsa(this,t)}):[]},closest:function(t,e){var i=this[0],r=!1;for("object"==typeof t&&(r=n(t));i&&!(r?r.indexOf(i)>=0:T.matches(i,t));)i=i!==e&&!_(i)&&i.parentNode;return n(i)},parents:function(t){for(var e=[],i=this;i.length>0;)i=n.map(i,function(t){return(t=t.parentNode)&&!_(t)&&e.indexOf(t)<0?(e.push(t),t):void 0});return U(e,t)},parent:function(t){return U(N(this.pluck("parentNode")),t)},children:function(t){return U(this.map(function(){return V(this)}),t)},contents:function(){return this.map(function(){return o.call(this.childNodes)})},siblings:function(t){return U(this.map(function(t,e){return s.call(V(e.parentNode),function(t){return t!==e})}),t)},empty:function(){return this.each(function(){this.innerHTML=""})},pluck:function(t){return n.map(this,function(e){return e[t]})},show:function(){return this.each(function(){"none"==this.style.display&&(this.style.display=""),"none"==getComputedStyle(this,"").getPropertyValue("display")&&(this.style.display=I(this.nodeName))})},replaceWith:function(t){return this.before(t).remove()},wrap:function(t){var e=Z(t);if(this[0]&&!e)var i=n(t).get(0),r=i.parentNode||this.length>1;return this.each(function(o){n(this).wrapAll(e?t.call(this,o):r?i.cloneNode(!0):i)})},wrapAll:function(t){if(this[0]){n(this[0]).before(t=n(t));for(var e;(e=t.children()).length;)t=e.first();n(t).append(this)}return this},wrapInner:function(t){var e=Z(t);return this.each(function(i){var r=n(this),o=r.contents(),s=e?t.call(this,i):t;o.length?o.wrapAll(s):r.append(s)})},unwrap:function(){return this.parent().each(function(){n(this).replaceWith(n(this).children())}),this},clone:function(){return this.map(function(){return this.cloneNode(!0)})},hide:function(){return this.css("display","none")},toggle:function(e){return this.each(function(){var i=n(this);(e===t?"none"==i.css("display"):e)?i.show():i.hide()})},prev:function(t){return n(this.pluck("previousElementSibling")).filter(t||"*")},next:function(t){return n(this.pluck("nextElementSibling")).filter(t||"*")},html:function(t){return 0 in arguments?this.each(function(e){var i=this.innerHTML;n(this).empty().append(J(this,t,e,i))}):0 in this?this[0].innerHTML:null},text:function(t){return 0 in arguments?this.each(function(e){var n=J(this,t,e,this.textContent);this.textContent=null==n?"":""+n}):0 in this?this[0].textContent:null},attr:function(n,i){var r;return"string"!=typeof n||1 in arguments?this.each(function(t){if(1===this.nodeType)if(D(n))for(e in n)X(this,e,n[e]);else X(this,n,J(this,i,t,this.getAttribute(n)))}):this.length&&1===this[0].nodeType?!(r=this[0].getAttribute(n))&&n in this[0]?this[0][n]:r:t},removeAttr:function(t){return this.each(function(){1===this.nodeType&&X(this,t)})},prop:function(t,e){return t=P[t]||t,1 in arguments?this.each(function(n){this[t]=J(this,e,n,this[t])}):this[0]&&this[0][t]},data:function(e,n){var i="data-"+e.replace(m,"-$1").toLowerCase(),r=1 in arguments?this.attr(i,n):this.attr(i);return null!==r?Y(r):t},val:function(t){return 0 in arguments?this.each(function(e){this.value=J(this,t,e,this.value)}):this[0]&&(this[0].multiple?n(this[0]).find("option").filter(function(){return this.selected}).pluck("value"):this[0].value)},offset:function(t){if(t)return this.each(function(e){var i=n(this),r=J(this,t,e,i.offset()),o=i.offsetParent().offset(),s={top:r.top-o.top,left:r.left-o.left};"static"==i.css("position")&&(s.position="relative"),i.css(s)});if(!this.length)return null;var e=this[0].getBoundingClientRect();return{left:e.left+window.pageXOffset,top:e.top+window.pageYOffset,width:Math.round(e.width),height:Math.round(e.height)}},css:function(t,i){if(arguments.length<2){var r=this[0],o=getComputedStyle(r,"");if(!r)return;if("string"==typeof t)return r.style[C(t)]||o.getPropertyValue(t);if(A(t)){var s={};return n.each(A(t)?t:[t],function(t,e){s[e]=r.style[C(e)]||o.getPropertyValue(e)}),s}}var a="";if("string"==L(t))i||0===i?a=F(t)+":"+H(t,i):this.each(function(){this.style.removeProperty(F(t))});else for(e in t)t[e]||0===t[e]?a+=F(e)+":"+H(e,t[e])+";":this.each(function(){this.style.removeProperty(F(e))});return this.each(function(){this.style.cssText+=";"+a})},index:function(t){return t?this.indexOf(n(t)[0]):this.parent().children().indexOf(this[0])},hasClass:function(t){return t?r.some.call(this,function(t){return this.test(W(t))},q(t)):!1},addClass:function(t){return t?this.each(function(e){i=[];var r=W(this),o=J(this,t,e,r);o.split(/\s+/g).forEach(function(t){n(this).hasClass(t)||i.push(t)},this),i.length&&W(this,r+(r?" ":"")+i.join(" "))}):this},removeClass:function(e){return this.each(function(n){return e===t?W(this,""):(i=W(this),J(this,e,n,i).split(/\s+/g).forEach(function(t){i=i.replace(q(t)," ")}),void W(this,i.trim()))})},toggleClass:function(e,i){return e?this.each(function(r){var o=n(this),s=J(this,e,r,W(this));s.split(/\s+/g).forEach(function(e){(i===t?!o.hasClass(e):i)?o.addClass(e):o.removeClass(e)})}):this},scrollTop:function(e){if(this.length){var n="scrollTop"in this[0];return e===t?n?this[0].scrollTop:this[0].pageYOffset:this.each(n?function(){this.scrollTop=e}:function(){this.scrollTo(this.scrollX,e)})}},scrollLeft:function(e){if(this.length){var n="scrollLeft"in this[0];return e===t?n?this[0].scrollLeft:this[0].pageXOffset:this.each(n?function(){this.scrollLeft=e}:function(){this.scrollTo(e,this.scrollY)})}},position:function(){if(this.length){var t=this[0],e=this.offsetParent(),i=this.offset(),r=d.test(e[0].nodeName)?{top:0,left:0}:e.offset();return i.top-=parseFloat(n(t).css("margin-top"))||0,i.left-=parseFloat(n(t).css("margin-left"))||0,r.top+=parseFloat(n(e[0]).css("border-top-width"))||0,r.left+=parseFloat(n(e[0]).css("border-left-width"))||0,{top:i.top-r.top,left:i.left-r.left}}},offsetParent:function(){return this.map(function(){for(var t=this.offsetParent||a.body;t&&!d.test(t.nodeName)&&"static"==n(t).css("position");)t=t.offsetParent;return t})}},n.fn.detach=n.fn.remove,["width","height"].forEach(function(e){var i=e.replace(/./,function(t){return t[0].toUpperCase()});n.fn[e]=function(r){var o,s=this[0];return r===t?$(s)?s["inner"+i]:_(s)?s.documentElement["scroll"+i]:(o=this.offset())&&o[e]:this.each(function(t){s=n(this),s.css(e,J(this,r,t,s[e]()))})}}),v.forEach(function(t,e){var i=e%2;n.fn[t]=function(){var t,o,r=n.map(arguments,function(e){return t=L(e),"object"==t||"array"==t||null==e?e:T.fragment(e)}),s=this.length>1;return r.length<1?this:this.each(function(t,u){o=i?u:u.parentNode,u=0==e?u.nextSibling:1==e?u.firstChild:2==e?u:null;var f=n.contains(a.documentElement,o);r.forEach(function(t){if(s)t=t.cloneNode(!0);else if(!o)return n(t).remove();o.insertBefore(t,u),f&&G(t,function(t){null==t.nodeName||"SCRIPT"!==t.nodeName.toUpperCase()||t.type&&"text/javascript"!==t.type||t.src||window.eval.call(window,t.innerHTML)})})})},n.fn[i?t+"To":"insert"+(e?"Before":"After")]=function(e){return n(e)[t](this),this}}),T.Z.prototype=n.fn,T.uniq=N,T.deserializeValue=Y,n.zepto=T,n}();window.Zepto=Zepto,void 0===window.$&&(window.$=Zepto),function(t){function l(t){return t._zid||(t._zid=e++)}function h(t,e,n,i){if(e=p(e),e.ns)var r=d(e.ns);return(s[l(t)]||[]).filter(function(t){return!(!t||e.e&&t.e!=e.e||e.ns&&!r.test(t.ns)||n&&l(t.fn)!==l(n)||i&&t.sel!=i)})}function p(t){var e=(""+t).split(".");return{e:e[0],ns:e.slice(1).sort().join(" ")}}function d(t){return new RegExp("(?:^| )"+t.replace(" "," .* ?")+"(?: |$)")}function m(t,e){return t.del&&!u&&t.e in f||!!e}function g(t){return c[t]||u&&f[t]||t}function v(e,i,r,o,a,u,f){var h=l(e),d=s[h]||(s[h]=[]);i.split(/\s/).forEach(function(i){if("ready"==i)return t(document).ready(r);var s=p(i);s.fn=r,s.sel=a,s.e in c&&(r=function(e){var n=e.relatedTarget;return!n||n!==this&&!t.contains(this,n)?s.fn.apply(this,arguments):void 0}),s.del=u;var l=u||r;s.proxy=function(t){if(t=j(t),!t.isImmediatePropagationStopped()){t.data=o;var i=l.apply(e,t._args==n?[t]:[t].concat(t._args));return i===!1&&(t.preventDefault(),t.stopPropagation()),i}},s.i=d.length,d.push(s),"addEventListener"in e&&e.addEventListener(g(s.e),s.proxy,m(s,f))})}function y(t,e,n,i,r){var o=l(t);(e||"").split(/\s/).forEach(function(e){h(t,e,n,i).forEach(function(e){delete s[o][e.i],"removeEventListener"in t&&t.removeEventListener(g(e.e),e.proxy,m(e,r))})})}function j(e,i){return(i||!e.isDefaultPrevented)&&(i||(i=e),t.each(E,function(t,n){var r=i[t];e[t]=function(){return this[n]=x,r&&r.apply(i,arguments)},e[n]=b}),(i.defaultPrevented!==n?i.defaultPrevented:"returnValue"in i?i.returnValue===!1:i.getPreventDefault&&i.getPreventDefault())&&(e.isDefaultPrevented=x)),e}function S(t){var e,i={originalEvent:t};for(e in t)w.test(e)||t[e]===n||(i[e]=t[e]);return j(i,t)}var n,e=1,i=Array.prototype.slice,r=t.isFunction,o=function(t){return"string"==typeof t},s={},a={},u="onfocusin"in window,f={focus:"focusin",blur:"focusout"},c={mouseenter:"mouseover",mouseleave:"mouseout"};a.click=a.mousedown=a.mouseup=a.mousemove="MouseEvents",t.event={add:v,remove:y},t.proxy=function(e,n){var s=2 in arguments&&i.call(arguments,2);if(r(e)){var a=function(){return e.apply(n,s?s.concat(i.call(arguments)):arguments)};return a._zid=l(e),a}if(o(n))return s?(s.unshift(e[n],e),t.proxy.apply(null,s)):t.proxy(e[n],e);throw new TypeError("expected function")},t.fn.bind=function(t,e,n){return this.on(t,e,n)},t.fn.unbind=function(t,e){return this.off(t,e)},t.fn.one=function(t,e,n,i){return this.on(t,e,n,i,1)};var x=function(){return!0},b=function(){return!1},w=/^([A-Z]|returnValue$|layer[XY]$)/,E={preventDefault:"isDefaultPrevented",stopImmediatePropagation:"isImmediatePropagationStopped",stopPropagation:"isPropagationStopped"};t.fn.delegate=function(t,e,n){return this.on(e,t,n)},t.fn.undelegate=function(t,e,n){return this.off(e,t,n)},t.fn.live=function(e,n){return t(document.body).delegate(this.selector,e,n),this},t.fn.die=function(e,n){return t(document.body).undelegate(this.selector,e,n),this},t.fn.on=function(e,s,a,u,f){var c,l,h=this;return e&&!o(e)?(t.each(e,function(t,e){h.on(t,s,a,e,f)}),h):(o(s)||r(u)||u===!1||(u=a,a=s,s=n),(r(a)||a===!1)&&(u=a,a=n),u===!1&&(u=b),h.each(function(n,r){f&&(c=function(t){return y(r,t.type,u),u.apply(this,arguments)}),s&&(l=function(e){var n,o=t(e.target).closest(s,r).get(0);return o&&o!==r?(n=t.extend(S(e),{currentTarget:o,liveFired:r}),(c||u).apply(o,[n].concat(i.call(arguments,1)))):void 0}),v(r,e,u,a,s,l||c)}))},t.fn.off=function(e,i,s){var a=this;return e&&!o(e)?(t.each(e,function(t,e){a.off(t,i,e)}),a):(o(i)||r(s)||s===!1||(s=i,i=n),s===!1&&(s=b),a.each(function(){y(this,e,s,i)}))},t.fn.trigger=function(e,n){return e=o(e)||t.isPlainObject(e)?t.Event(e):j(e),e._args=n,this.each(function(){"dispatchEvent"in this?this.dispatchEvent(e):t(this).triggerHandler(e,n)})},t.fn.triggerHandler=function(e,n){var i,r;return this.each(function(s,a){i=S(o(e)?t.Event(e):e),i._args=n,i.target=a,t.each(h(a,e.type||e),function(t,e){return r=e.proxy(i),i.isImmediatePropagationStopped()?!1:void 0})}),r},"focusin focusout load resize scroll unload click dblclick mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave change select keydown keypress keyup error".split(" ").forEach(function(e){t.fn[e]=function(t){return t?this.bind(e,t):this.trigger(e)}}),["focus","blur"].forEach(function(e){t.fn[e]=function(t){return t?this.bind(e,t):this.each(function(){try{this[e]()}catch(t){}}),this}}),t.Event=function(t,e){o(t)||(e=t,t=e.type);var n=document.createEvent(a[t]||"Events"),i=!0;if(e)for(var r in e)"bubbles"==r?i=!!e[r]:n[r]=e[r];return n.initEvent(t,i,!0),j(n)}}(Zepto),function(t){function l(e,n,i){var r=t.Event(n);return t(e).trigger(r,i),!r.isDefaultPrevented()}function h(t,e,i,r){return t.global?l(e||n,i,r):void 0}function p(e){e.global&&0===t.active++&&h(e,null,"ajaxStart")}function d(e){e.global&&!--t.active&&h(e,null,"ajaxStop")}function m(t,e){var n=e.context;return e.beforeSend.call(n,t,e)===!1||h(e,n,"ajaxBeforeSend",[t,e])===!1?!1:void h(e,n,"ajaxSend",[t,e])}function g(t,e,n,i){var r=n.context,o="success";n.success.call(r,t,o,e),i&&i.resolveWith(r,[t,o,e]),h(n,r,"ajaxSuccess",[e,n,t]),y(o,e,n)}function v(t,e,n,i,r){var o=i.context;i.error.call(o,n,e,t),r&&r.rejectWith(o,[n,e,t]),h(i,o,"ajaxError",[n,i,t||e]),y(e,n,i)}function y(t,e,n){var i=n.context;n.complete.call(i,e,t),h(n,i,"ajaxComplete",[e,n]),d(n)}function x(){}function b(t){return t&&(t=t.split(";",2)[0]),t&&(t==f?"html":t==u?"json":s.test(t)?"script":a.test(t)&&"xml")||"text"}function w(t,e){return""==e?t:(t+"&"+e).replace(/[&?]{1,2}/,"?")}function E(e){e.processData&&e.data&&"string"!=t.type(e.data)&&(e.data=t.param(e.data,e.traditional)),!e.data||e.type&&"GET"!=e.type.toUpperCase()||(e.url=w(e.url,e.data),e.data=void 0)}function j(e,n,i,r){return t.isFunction(n)&&(r=i,i=n,n=void 0),t.isFunction(i)||(r=i,i=void 0),{url:e,data:n,success:i,dataType:r}}function T(e,n,i,r){var o,s=t.isArray(n),a=t.isPlainObject(n);t.each(n,function(n,u){o=t.type(u),r&&(n=i?r:r+"["+(a||"object"==o||"array"==o?n:"")+"]"),!r&&s?e.add(u.name,u.value):"array"==o||!i&&"object"==o?T(e,u,i,n):e.add(n,u)})}var i,r,e=0,n=window.document,o=/)<[^<]*)*<\/script>/gi,s=/^(?:text|application)\/javascript/i,a=/^(?:text|application)\/xml/i,u="application/json",f="text/html",c=/^\s*$/;t.active=0,t.ajaxJSONP=function(i,r){if(!("type"in i))return t.ajax(i);var f,h,o=i.jsonpCallback,s=(t.isFunction(o)?o():o)||"jsonp"+ ++e,a=n.createElement("script"),u=window[s],c=function(e){t(a).triggerHandler("error",e||"abort")},l={abort:c};return r&&r.promise(l),t(a).on("load error",function(e,n){clearTimeout(h),t(a).off().remove(),"error"!=e.type&&f?g(f[0],l,i,r):v(null,n||"error",l,i,r),window[s]=u,f&&t.isFunction(u)&&u(f[0]),u=f=void 0}),m(l,i)===!1?(c("abort"),l):(window[s]=function(){f=arguments},a.src=i.url.replace(/\?(.+)=\?/,"?$1="+s),n.head.appendChild(a),i.timeout>0&&(h=setTimeout(function(){c("timeout")},i.timeout)),l)},t.ajaxSettings={type:"GET",beforeSend:x,success:x,error:x,complete:x,context:null,global:!0,xhr:function(){return new window.XMLHttpRequest},accepts:{script:"text/javascript, application/javascript, application/x-javascript",json:u,xml:"application/xml, text/xml",html:f,text:"text/plain"},crossDomain:!1,timeout:0,processData:!0,cache:!0},t.ajax=function(e){var n=t.extend({},e||{}),o=t.Deferred&&t.Deferred();for(i in t.ajaxSettings)void 0===n[i]&&(n[i]=t.ajaxSettings[i]);p(n),n.crossDomain||(n.crossDomain=/^([\w-]+:)?\/\/([^\/]+)/.test(n.url)&&RegExp.$2!=window.location.host),n.url||(n.url=window.location.toString()),E(n);var s=n.dataType,a=/\?.+=\?/.test(n.url);if(a&&(s="jsonp"),n.cache!==!1&&(e&&e.cache===!0||"script"!=s&&"jsonp"!=s)||(n.url=w(n.url,"_="+Date.now())),"jsonp"==s)return a||(n.url=w(n.url,n.jsonp?n.jsonp+"=?":n.jsonp===!1?"":"callback=?")),t.ajaxJSONP(n,o);var j,u=n.accepts[s],f={},l=function(t,e){f[t.toLowerCase()]=[t,e]},h=/^([\w-]+:)\/\//.test(n.url)?RegExp.$1:window.location.protocol,d=n.xhr(),y=d.setRequestHeader;if(o&&o.promise(d),n.crossDomain||l("X-Requested-With","XMLHttpRequest"),l("Accept",u||"*/*"),(u=n.mimeType||u)&&(u.indexOf(",")>-1&&(u=u.split(",",2)[0]),d.overrideMimeType&&d.overrideMimeType(u)),(n.contentType||n.contentType!==!1&&n.data&&"GET"!=n.type.toUpperCase())&&l("Content-Type",n.contentType||"application/x-www-form-urlencoded"),n.headers)for(r in n.headers)l(r,n.headers[r]);if(d.setRequestHeader=l,d.onreadystatechange=function(){if(4==d.readyState){d.onreadystatechange=x,clearTimeout(j);var e,i=!1;if(d.status>=200&&d.status<300||304==d.status||0==d.status&&"file:"==h){s=s||b(n.mimeType||d.getResponseHeader("content-type")),e=d.responseText;try{"script"==s?(1,eval)(e):"xml"==s?e=d.responseXML:"json"==s&&(e=c.test(e)?null:t.parseJSON(e))}catch(r){i=r}i?v(i,"parsererror",d,n,o):g(e,d,n,o)}else v(d.statusText||null,d.status?"error":"abort",d,n,o)}},m(d,n)===!1)return d.abort(),v(null,"abort",d,n,o),d;if(n.xhrFields)for(r in n.xhrFields)d[r]=n.xhrFields[r];var S="async"in n?n.async:!0;d.open(n.type,n.url,S,n.username,n.password);for(r in f)y.apply(d,f[r]);return n.timeout>0&&(j=setTimeout(function(){d.onreadystatechange=x,d.abort(),v(null,"timeout",d,n,o)},n.timeout)),d.send(n.data?n.data:null),d},t.get=function(){return t.ajax(j.apply(null,arguments))},t.post=function(){var e=j.apply(null,arguments);return e.type="POST",t.ajax(e)},t.getJSON=function(){var e=j.apply(null,arguments);return e.dataType="json",t.ajax(e)},t.fn.load=function(e,n,i){if(!this.length)return this;var a,r=this,s=e.split(/\s/),u=j(e,n,i),f=u.success;return s.length>1&&(u.url=s[0],a=s[1]),u.success=function(e){r.html(a?t("
").html(e.replace(o,"")).find(a):e),f&&f.apply(r,arguments)},t.ajax(u),this};var S=encodeURIComponent;t.param=function(t,e){var n=[];return n.add=function(t,e){this.push(S(t)+"="+S(e))},T(n,t,e),n.join("&").replace(/%20/g,"+")}}(Zepto),function(t){t.fn.serializeArray=function(){var n,e=[];return t([].slice.call(this.get(0).elements)).each(function(){n=t(this);var i=n.attr("type");"fieldset"!=this.nodeName.toLowerCase()&&!this.disabled&&"submit"!=i&&"reset"!=i&&"button"!=i&&("radio"!=i&&"checkbox"!=i||this.checked)&&e.push({name:n.attr("name"),value:n.val()})}),e},t.fn.serialize=function(){var t=[];return this.serializeArray().forEach(function(e){t.push(encodeURIComponent(e.name)+"="+encodeURIComponent(e.value))}),t.join("&")},t.fn.submit=function(e){if(e)this.bind("submit",e);else if(this.length){var n=t.Event("submit");this.eq(0).trigger(n),n.isDefaultPrevented()||this.get(0).submit()}return this}}(Zepto),function(t){"__proto__"in{}||t.extend(t.zepto,{Z:function(e,n){return e=e||[],t.extend(e,t.fn),e.selector=n||"",e.__Z=!0,e},isZ:function(e){return"array"===t.type(e)&&"__Z"in e}});try{getComputedStyle(void 0)}catch(e){var n=getComputedStyle;window.getComputedStyle=function(t){try{return n(t)}catch(e){return null}}}}(Zepto); \ No newline at end of file diff --git a/app/fav/manifest.json b/app/manifest.json similarity index 63% rename from app/fav/manifest.json rename to app/manifest.json index 134f2bf..8ccb1ba 100644 --- a/app/fav/manifest.json +++ b/app/manifest.json @@ -2,37 +2,37 @@ "name": "Keeper", "icons": [ { - "src": "\/android-chrome-36x36.png", + "src": "\/fav\/android-chrome-36x36.png", "sizes": "36x36", "type": "image\/png", "density": 0.75 }, { - "src": "\/android-chrome-48x48.png", + "src": "\/fav\/android-chrome-48x48.png", "sizes": "48x48", "type": "image\/png", "density": 1 }, { - "src": "\/android-chrome-72x72.png", + "src": "\/fav\/android-chrome-72x72.png", "sizes": "72x72", "type": "image\/png", "density": 1.5 }, { - "src": "\/android-chrome-96x96.png", + "src": "\/fav\/android-chrome-96x96.png", "sizes": "96x96", "type": "image\/png", "density": 2 }, { - "src": "\/android-chrome-144x144.png", + "src": "\/fav\/android-chrome-144x144.png", "sizes": "144x144", "type": "image\/png", "density": 3 }, { - "src": "\/android-chrome-192x192.png", + "src": "\/fav\/android-chrome-192x192.png", "sizes": "192x192", "type": "image\/png", "density": 4 diff --git a/config.js b/config.js new file mode 100644 index 0000000..b3178f0 --- /dev/null +++ b/config.js @@ -0,0 +1,76 @@ +System.config({ + baseURL: "/", + defaultJSExtensions: true, + transpiler: "babel", + babelOptions: { + "optional": [ + "runtime", + "optimisation.modules.system" + ] + }, + paths: { + "github:*": "jspm_packages/github/*", + "npm:*": "jspm_packages/npm/*" + }, + + map: { + "babel": "npm:babel-core@5.8.38", + "babel-runtime": "npm:babel-runtime@5.8.38", + "core-js": "npm:core-js@1.2.7", + "github:jspm/nodelibs-assert@0.1.0": { + "assert": "npm:assert@1.4.1" + }, + "github:jspm/nodelibs-buffer@0.1.1": { + "buffer": "npm:buffer@5.0.6" + }, + "github:jspm/nodelibs-path@0.1.0": { + "path-browserify": "npm:path-browserify@0.0.0" + }, + "github:jspm/nodelibs-process@0.1.2": { + "process": "npm:process@0.11.9" + }, + "github:jspm/nodelibs-util@0.1.0": { + "util": "npm:util@0.10.3" + }, + "github:jspm/nodelibs-vm@0.1.0": { + "vm-browserify": "npm:vm-browserify@0.0.4" + }, + "npm:assert@1.4.1": { + "assert": "github:jspm/nodelibs-assert@0.1.0", + "buffer": "github:jspm/nodelibs-buffer@0.1.1", + "process": "github:jspm/nodelibs-process@0.1.2", + "util": "npm:util@0.10.3" + }, + "npm:babel-runtime@5.8.38": { + "process": "github:jspm/nodelibs-process@0.1.2" + }, + "npm:buffer@5.0.6": { + "base64-js": "npm:base64-js@1.2.0", + "ieee754": "npm:ieee754@1.1.8" + }, + "npm:core-js@1.2.7": { + "fs": "github:jspm/nodelibs-fs@0.1.2", + "path": "github:jspm/nodelibs-path@0.1.0", + "process": "github:jspm/nodelibs-process@0.1.2", + "systemjs-json": "github:systemjs/plugin-json@0.1.2" + }, + "npm:inherits@2.0.1": { + "util": "github:jspm/nodelibs-util@0.1.0" + }, + "npm:path-browserify@0.0.0": { + "process": "github:jspm/nodelibs-process@0.1.2" + }, + "npm:process@0.11.9": { + "assert": "github:jspm/nodelibs-assert@0.1.0", + "fs": "github:jspm/nodelibs-fs@0.1.2", + "vm": "github:jspm/nodelibs-vm@0.1.0" + }, + "npm:util@0.10.3": { + "inherits": "npm:inherits@2.0.1", + "process": "github:jspm/nodelibs-process@0.1.2" + }, + "npm:vm-browserify@0.0.4": { + "indexof": "npm:indexof@0.0.1" + } + } +}); diff --git a/keeper-server.js b/keeper-server.js index 5c4cd4a..a71c1af 100644 --- a/keeper-server.js +++ b/keeper-server.js @@ -11,16 +11,25 @@ var express = require('express'), path = require('path'), http = require('http') var app = express(); app.set('port', process.env.PORT || 8026); -app.set('views', path.join(__dirname, 'views')); -app.set('view engine', 'ejs'); +app.engine('html', require('ejs').renderFile); +//app.set('views', path.join(__dirname, 'views')); +//app.set('view engine', 'ejs'); +app.set('view engine', 'html'); + app.use(logger('dev')); app.use(bodyParser.json()); app.use(bodyParser.urlencoded({ extended: true })); app.use(cookieParser()); -app.use(express.static(path.join(__dirname, 'dist'))); + +//app.use(express.static(path.join(__dirname, 'dist'))); +app.use(express.static(path.join(__dirname, 'app'))); app.use('/', keeper); +app.get('/v2', function(req, res) { + res.render('../app/indexV2.html'); +}); + /** * create the server */ diff --git a/keeper-serverV2.js b/keeper-serverV2.js new file mode 100644 index 0000000..662065d --- /dev/null +++ b/keeper-serverV2.js @@ -0,0 +1,37 @@ +var express = require('express'), path = require('path'), http = require('http'), + + + favicon = require('serve-favicon'), + logger = require('morgan'), + cookieParser = require('cookie-parser'), + bodyParser = require('body-parser'), + keeper = require('./server/keeperV2') + + ; +var app = express(); + +app.set('port', process.env.PORT || 8026); +app.engine('html', require('ejs').renderFile); +//app.set('views', path.join(__dirname, 'views')); +//app.set('view engine', 'ejs'); +app.set('view engine', 'html'); + +app.use(logger('dev')); +app.use(bodyParser.json()); +app.use(bodyParser.urlencoded({ extended: true })); +app.use(cookieParser()); + +//app.use(express.static(path.join(__dirname, 'dist'))); +app.use(express.static(path.join(__dirname, 'app'))); + +app.use('/', keeper); + +/** + * create the server + */ + +app.listen(app.get('port'), function () { + console.log('Keeper Server listening on ' + app.get('port')); +});/** + * Created by Martin on 22/02/2016. + */ diff --git a/package.json b/package.json index 9863c3e..405dcd5 100644 --- a/package.json +++ b/package.json @@ -43,5 +43,13 @@ "jsonfile": "^2.2.3", "log4js": "^0.6.31", "simplecrawler": "^0.6.2" + }, + "jspm": { + "dependencies": {}, + "devDependencies": { + "babel": "npm:babel-core@^5.8.24", + "babel-runtime": "npm:babel-runtime@^5.8.24", + "core-js": "npm:core-js@^1.1.4" + } } } diff --git a/server/keeperV2.js b/server/keeperV2.js new file mode 100644 index 0000000..2db5065 --- /dev/null +++ b/server/keeperV2.js @@ -0,0 +1,819 @@ +'use strict'; +/** + * Created by Martin on 22/02/2016. + */ +var express = require('express'); +var http = require('http'), request = require('request'), cheerio = require( + 'cheerio'), util = require('util'); +var jsonfile = require('jsonfile'), fs = require('fs'), STRING = require( + 'string'); +var converter = require('html-to-markdown'); +var zlib = require('zlib'); +var log4js = require('log4js'); +var logger = log4js.getLogger(); +var URL = require('url'); + +var router = express.Router(); + +var EventEmitter = require('events'); + +//var nano = require('nano')('http://martind2000:1V3D4m526i@localhost:5984'); +var busEmitter = new EventEmitter(); + +var db_name = 'keeper'; +//var dbCouch = nano.use(db_name); + +/* + + We've moved to cloudant through IBM Bluemix for the database + + https://25f854ee-1b51-49ff-acd9-5b0ff478d944-bluemix.cloudant.com/dashboard.html#usage + + + */ + +var credentials = { + "username": "25f854ee-1b51-49ff-acd9-5b0ff478d944-bluemix", + "password": "8e417af1b0462ca55726848846cc6b8696fc76defe9d1864cbc334be59549e0c", + "host": "25f854ee-1b51-49ff-acd9-5b0ff478d944-bluemix.cloudant.com", + "port": 443, + "url": "https://25f854ee-1b51-49ff-acd9-5b0ff478d944-bluemix:8e417af1b0462ca55726848846cc6b8696fc76defe9d1864cbc334be59549e0c@25f854ee-1b51-49ff-acd9-5b0ff478d944-bluemix.cloudant.com", + "database" : "keeper" +}; + +var Cloudant = require('cloudant'); +var cloudant = Cloudant({account:credentials.username, password:credentials.password}); + +var dbCloudant = cloudant.db.use(credentials.database); + + +var jsonFile = __dirname + '/' + 'output.json'; +var bodyfile = __dirname + '/' + 'body.html'; +var htmlfile = __dirname + '/' + 'testoutput.html'; +var generics = [ + 'ARTICLE', + 'div.content_column', + 'div.post', + 'div.page', + '#recipe-single', + 'div.content.body' +]; + +var specialHandlers = [{ + url: 'www.reddit.com', fn: function(body, url) { + return doReddit(body, url); + } +}, + { + url: 'developer.android.com', fn: function(body, url) { + return doAndroidDeveloper(body, url); + } + }, + { + url: 'www.engadget.com', fn: function(body, url) { + return doEngadget(body, url); + } + } + + + + +]; + + + +function cleaner(b) { + var _b = b; + + var unwanted = [ + 'LINK', + 'META', + 'TITLE', + 'div#disqus_thread', + 'SCRIPT', + 'FOOTER', + 'div.ssba', + '.shareaholic-canvas', + '.yarpp-related', + 'div.dfad', + 'div.postFooterShare', + 'div#nextPrevLinks', + '.post-comments', + 'HEADER', + '.post-title', + '#side-menu', + '.footer-container', + '#pre-footer', + '#cakephp-global-navigation', + '.masthead', + '.breadcrumb-header', + '.single-recipe-sidebar', + '#recipe-related-videos', + '#tnav', + '.footer', + '#tb-wrapper', + '#comments', + '#menu' + + ]; + + for (var i = 0; i < unwanted.length; i++) { + _b.find(unwanted[i]).remove(); + } + + return _b; +} + +function insertBookmark(obj) { + logger.debug('Inserting into couch...'); + logger.info(util.inspect(obj)); + // dbCouch.insert(obj, function(err, body, header) { + dbCloudant.insert(obj, function(err, body, header) { + if (err) { + logger.error('Error inserting into couch'); + return; + } + }); + logger.debug('Insert done..'); +} + +function updateBookmark(obj, _id, _rev) { + logger.debug('Updating couch...'); + var _obj = obj; + _obj._id = _id; + _obj._rev = _rev; + + //dbCouch.insert(_obj, function(err, body, header) { + dbCloudant.insert(_obj, function(err, body, header) { + if (err) { + logger.error('Error updating into couch'); + return; + } else { + logger.info('I think we updated ok...'); + busEmitter.emit('updateTagsDB'); + + } + }); + logger.debug('Update done..'); +} +var doInsertBookmark = (obj) => { + // Logger.info('sendSocket: ' + JSON.stringify(obj)); + insertBookmark(obj); +}; + +var doUpdateBookmark = (obj, _id, _rev) => { + // Logger.info('sendSocket: ' + JSON.stringify(obj)); + updateBookmark(obj, _id, _rev); +}; + +var doGetBookmark = (obj) => { + // Logger.info('sendSocket: ' + JSON.stringify(obj)); + genericGrab(obj); +}; + +var doGetBookmarkRedo = (obj) => { + // Logger.info('sendSocket: ' + JSON.stringify(obj)); + genericGrab(obj); +}; + +var doGetBookmarkRes = (url, res) => { + logger.debug('doGetBookmarkRes'); + // Logger.info('sendSocket: ' + JSON.stringify(obj)); + genericGrab(url, res); +}; + +var doUpdateTagsDB = () => { + logger.debug('Update the tags database...'); + + // dbCouch.view('getAllTags', 'getAllTags', function(err, body) { + dbCloudant.view('getAllTags', 'getAllTags', function(err, body) { + var masterList = []; + if (!err) { + body.rows.forEach(function(doc) { + + masterList = masterList.concat(doc.value); + }); + + masterList = masterList.filter((value, index, self) => { + return self.indexOf(value) === index; + }); + + //dbCouch.view('taglist', 'taglist', function(err, body) { + dbCloudant.view('taglist', 'taglist', function(err, body) { + // Logger.debug(body); + if (!err) { + + var outJSON = {}; + + body.rows.forEach(function(doc) { + doSaveTagsDB(doc.value, masterList); + }); + + } else { + logger.error('NO TAG LIST EXISTS'); + } + }); + + } else { + + } + }); + +}; + +var doSaveTagsDB = (orig, newList) => { + logger.debug('doSaveTagsDB'); + + var _obj = orig; + + _obj.taglist = newList; + + //dbCouch.insert(_obj, function(err, body, header) { + dbCloudant.insert(_obj, function(err, body, header) { + if (err) { + logger.error('Error updating into couch'); + return; + } else { + logger.info('Updated the tags list...'); + + } + }); +}; + +// Events +busEmitter.on('saveBookmarkData', doInsertBookmark); +busEmitter.on('updateBookmarkData', doUpdateBookmark); +busEmitter.on('getBookmark', doGetBookmark); +busEmitter.on('getBookmarkRes', doGetBookmarkRes); + +busEmitter.on('getBookmarkRedo', doGetBookmarkRedo); +busEmitter.on('updateTagsDB', doUpdateTagsDB); +busEmitter.on('saveTagsDB', doSaveTagsDB); + +function doEngadget(body, url) { + logger.info('GRABBING Engadget'); + var obj = {}, tdihbody, i, urlObj, urlPrefix; + + var $ = cheerio.load(body); + var title = $('TITLE').text(); + + tdihbody = $('DIV#page_body'); + + logger.debug('Length:' , tdihbody.length); + tdihbody = cleaner(tdihbody); + logger.debug('Title: ', title); + + urlObj = URL.parse(url); + urlPrefix = urlObj.protocol + '//' + urlObj.host + '/'; + + try { + tdihbody.find('IMG').each(function(i, elem) { + let s, src = $(this).attr('src'); + + if (src !== null) { + if (!STRING(src).startsWith('http')) { + logger.debug('Stripping:' + src); + src = urlPrefix + STRING(src).stripLeft('/').trim().s; + } + + if (typeof obj.thumbnail === 'undefined') { + obj.thumbnail = src; + } + + s = 'http://image.silvrtree.co.uk/900,fit/' + src; + + $(this).attr('src', s); + } + + }); + } + catch (e) { + logger.error(e); + } + + obj.url = STRING(url).trim().s; + obj.html = $.html(); + obj.reduced = STRING(tdihbody.html()).trim().s; + obj.nib = STRING(tdihbody.text()).collapseWhitespace().trim().left(300).s; + obj.title = STRING(title).collapseWhitespace().s; + obj.markdown = converter.convert(obj.reduced); + + return obj; +} + + +function doAndroidDeveloper(body, url) { + logger.info('GRABBING AndroidDeveloper'); + var obj = {}, tdihbody, i, urlObj, urlPrefix; + + var $ = cheerio.load(body); + var title = $('TITLE').text(); + + tdihbody = $('DIV.jd-descr'); + + logger.debug(tdihbody.length); + tdihbody = cleaner(tdihbody); + logger.debug(title); + + urlObj = URL.parse(url); + urlPrefix = urlObj.protocol + '//' + urlObj.host + '/'; + + try { + tdihbody.find('IMG').each(function(i, elem) { + let s, src = $(this).attr('src'); + + if (src !== null) { + if (!STRING(src).startsWith('http')) { + logger.debug('Stripping:' + src); + src = urlPrefix + STRING(src).stripLeft('/').trim().s; + } + + if (typeof obj.thumbnail === 'undefined') { + obj.thumbnail = src; + } + + s = 'http://image.silvrtree.co.uk/900,fit/' + src; + + $(this).attr('src', s); + } + + }); + } + catch (e) { + logger.error(e); + } + + obj.url = STRING(url).trim().s; + obj.html = $.html(); + obj.reduced = STRING(tdihbody.html()).trim().s; + obj.nib = STRING(tdihbody.text()).collapseWhitespace().trim().left(300).s; + obj.title = STRING(title).collapseWhitespace().s; + obj.markdown = converter.convert(obj.reduced); + + return obj; +} + + +function doReddit(body, url) { + logger.info('GRABBING REDDIT'); + var obj = {}, tdihbody, i, urlObj, urlPrefix; + + var $ = cheerio.load(body); + var title = $('TITLE').text(); + + tdihbody = $('DIV.entry'); + + tdihbody.find('A.thumbnail').each(function(i, elem) { + + logger.warn($(this)); + }); + + logger.info('++++++'); + // Logger.debug(tdihbody.html()); + + logger.debug(tdihbody.length); + tdihbody = cleaner(tdihbody); + logger.debug(title); + + obj.url = STRING(url).trim().s; + obj.html = $.html(); + obj.reduced = STRING(tdihbody.html()).trim().s; + obj.nib = STRING(tdihbody.text()).collapseWhitespace().trim().left(300).s; + obj.title = STRING(title).collapseWhitespace().s; + obj.markdown = converter.convert(obj.reduced); + + return obj; +} + + + +function genericProcessor(body, url) { + logger.info('USING DEFAULT PROCESSOR'); + var obj = {}, tdihbody, i, urlObj, urlPrefix; + var $ = cheerio.load(body); + var title = $('TITLE').text(); + + i = 0; + + while (($(generics[i]).length == 0) && (i < generics.length)) { + i++; + } + logger.debug(i); + + if (i < generics.length) { + logger.warn('Used a generic'); + tdihbody = $(generics[i]); + logger.debug(tdihbody.length); + tdihbody = cleaner(tdihbody); + logger.debug(title); + + } else { + logger.warn('Using whole body'); + // Bah. nothing to reduce so just grab the body, tidy it and use that + tdihbody = $('BODY'); + + if (tdihbody.length === 0) { + + tdihbody = $(':root'); + + } + + logger.debug(tdihbody.length); + tdihbody = cleaner(tdihbody); + logger.debug(title); + } + + // Logger.info(util.inspect(tdihbody)); + + urlObj = URL.parse(url); + urlPrefix = urlObj.protocol + '//' + urlObj.host + '/'; + + try { + tdihbody.find('IMG').each(function(i, elem) { + let s, src = $(this).attr('src'); + + console.log('!!!!' + src); + if (src !== null && typeof src !== 'undefined') { + if (!STRING(src).startsWith('http')) { + logger.debug('Stripping:' + src); + src = urlPrefix + STRING(src).stripLeft('/').trim().s; + } + + if (typeof obj.thumbnail === 'undefined') { + obj.thumbnail = src; + } + + s = 'http://image.silvrtree.co.uk/900,fit/' + src; + + $(this).attr('src', s); + } + + }); + } + catch (e) { + logger.error(e); + } + + obj.url = STRING(url).trim().s; + obj.html = $.html(); + obj.reduced = STRING(tdihbody.html()).trim().s; + obj.nib = STRING(tdihbody.text()).collapseWhitespace().trim().left(300).s; + obj.title = STRING(title).collapseWhitespace().s; + obj.markdown = converter.convert(obj.reduced); + + + return obj; +} +function processBody(body, url, _id, _rev) { + + var obj = {}, i, urlObj, urlPrefix; + + + + + // Try to find a body to grab + + urlObj = URL.parse(url); + + logger.debug('host:', urlObj.host); + + var flag; + for (i = 0;i < specialHandlers.length;i++) { + if (urlObj.host === specialHandlers[i].url) { + flag = true; + obj = specialHandlers[i].fn(body,url); + } + } + + if (!flag) { + // Do generic processing + obj = genericProcessor(body,url); + } + + // Logger.warn(obj.reduced); + + obj.host = urlObj.host; + + + /* Jsonfile.writeFile(jsonFile, obj, function (err) { + console.error(err); + });*/ + + if (_id !== null) { + busEmitter.emit('updateBookmarkData', obj, _id, _rev); + } else { + busEmitter.emit('saveBookmarkData', obj); + } + + return obj; + +} +function genericGrab(obj, res) { + + var url, _id = null, _ver = null; + + if (typeof obj === 'string') { + logger.info(obj); + url = obj; + } else { + url = obj.url; + _id = obj._id || null; + _ver = obj._rev || null; + } + + logger.warn(typeof obj); + + logger.info(url); + logger.info(_id); + logger.info(_ver); + + var options = { + url: url, + headers: { + 'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2623.87 Safari/537.36' + }, + jar: true, + followRedirect: true, + followAllRedirects: true + }; + + request(options, function(err, resp, body) { + if (err) + throw err; + + if (resp.headers.hasOwnProperty('content-encoding')) { + logger.warn('content-encoding'); + if (resp.headers['content-encoding'] == 'gzip') { + + // to test http://chaosinthekitchen.com/2009/07/lime-and-coconut-chicken/ + + var gunzip = zlib.createGunzip(); + var jsonString = ''; + resp.pipe(gunzip); + gunzip.on('data', function(chunk) { + jsonString += chunk; + }); + gunzip.on('end', function() { + // Console.log((jsonString)); + callback(JSON.stringify(jsonString)); + }); + gunzip.on('error', function(e) { + console.log(e); + }); + } else { + var b = processBody(body, url, _id, _ver); + if (res != null) { + res.render('grabbed'); + } + } + + } else { + var b = processBody(body, url, _id, _ver); + if (res != null) { + res.render('grabbed', {data: b}); + } + } + + }); +} + +router.get('/pocket', function(req, res) { + logger.debug('list..'); + + + // dbCouch.view('pocketList', 'pocketList', function(err, body) { + dbCloudant.view('pocketList', 'pocketList', function(err, body) { + if (!err) { + + var outJSON = []; + body.rows.forEach(function(doc) { + var obj = {id: doc.id, entry: doc.value}; + console.log(typeof obj.entry.tn); + if (typeof obj.entry.tn === 'string') { + console.log('its a string:', typeof obj.entry.tn) + obj.entry.tn = 'http://image.silvrtree.co.uk/100,fit,q80/' + obj.entry.tn; + } else { + obj.entry.tn = 'gfx/fm.png'; + } + + outJSON.push(obj); + + + }); + + logger.debug(util.inspect(body)); + logger.info(util.inspect(outJSON)); + res.render('pocket', {data: outJSON}); + } else { + res.writeHead(500, {ContentType: 'application/json'}); + res.end(JSON.stringify({})); + } + }); +}); + + + +router.get('/list', function(req, res) { + logger.debug('list..'); + + //dbCouch.view('titles', 'titles', function(err, body) { + dbCloudant.view('titles', 'titles', function(err, body) { + if (!err) { + + var outJSON = []; + body.rows.forEach(function(doc) { + outJSON.push({id: doc.id, title: doc.value}); + }); + + //Logger.debug(util.inspect(body)); + res.writeHead(200, {ContentType: 'application/json'}); + res.end(JSON.stringify({list: outJSON})); + + } else { + res.writeHead(500, {ContentType: 'application/json'}); + res.end(JSON.stringify({})); + } + }); +}); + +router.get('/entry/:id', function(req, res) { + logger.debug('entry..'); + + logger.debug(req.params.id); + + //dbCouch.get(req.params.id, function(err, body) { + dbCloudant.get(req.params.id, function(err, body) { + if (!err) { + + var outJSON = {}; + outJSON._id = body._id; + outJSON._rev = body._rev; + outJSON.title = body.title; + outJSON.reduced = body.reduced; + outJSON.url = body.url; + outJSON.tags = body.tags || {solid: '', list: []}; + + //Logger.debug(util.inspect(body)); + res.writeHead(200, {ContentType: 'application/json'}); + res.end(JSON.stringify(outJSON)); + + } else { + res.writeHead(500, {ContentType: 'application/json'}); + res.end(JSON.stringify({})); + } + }); + +}); + +router.route('/tags') +.get(function(req, res, next) { + logger.debug('tag list..'); + + logger.debug(req.params.id); + + //dbCouch.view('taglist', 'taglist', function(err, body) { + dbCloudant.view('taglist', 'taglist', function(err, body) { + if (!err) { + logger.debug(body); + var outJSON = []; + body.rows.forEach(function(doc) { + logger.info(doc.value.taglist); + if (doc.value[0] == req.params.id) { + outJSON = doc.value.taglist.sort(); + } + }); + + //Logger.debug(util.inspect(body)); + res.writeHead(200, {ContentType: 'application/json'}); + res.end(JSON.stringify({list: outJSON})); + + } else { + logger.error(err); + res.writeHead(500, {ContentType: 'application/json'}); + res.end(JSON.stringify({})); + } + }); + +}).post(function(req, res, next) { + var t = req.body; + console.log(t); + + logger.info('regetting:' + req.body._id); + + //dbCouch.get(req.body._id, function(err, body) { + dbCloudant.get(req.body._id, function(err, body) { + if (!err) { + + var obj = {}; + + obj.url = body.url; + obj.html = body.html; + obj.reduced = body.reduced; + obj.title = body.title; + obj.tags = req.body.tags; + + logger.info('Updating...'); + busEmitter.emit('updateBookmarkData', obj, body._id, body._rev, res); + + var outJSON = {}; + outJSON._id = body._id; + outJSON._rev = body._rev; + outJSON.title = body.title; + outJSON.reduced = body.reduced; + outJSON.url = body.url; + outJSON.tags = req.body.tags; + + //Logger.debug(util.inspect(body)); + res.writeHead(200, {ContentType: 'application/json'}); + res.end(JSON.stringify(outJSON)); + + } else { + res.writeHead(500, {ContentType: 'application/json'}); + res.end(JSON.stringify({})); + } + }); + +}); + + +router.get('/tags/:id', function(req, res) { + logger.debug('entry..'); + + logger.debug(req.params.id); + + //dbCouch.view('getTagByKey', 'getTagByKey', function(err, body) { + dbCloudant.view('getTagByKey', 'getTagByKey', function(err, body) { + if (!err) { + // Logger.debug(body); + var outJSON = []; + body.rows.forEach(function(doc) { + // Logger.debug(doc); + if (doc.value[0] == req.params.id) { + outJSON.push({id: doc.id, title: doc.value[1]}) + } + }); + + //Logger.debug(util.inspect(body)); + res.writeHead(200, {ContentType: 'application/json'}); + res.end(JSON.stringify({list: outJSON})); + + } else { + logger.error(err); + res.writeHead(500, {ContentType: 'application/json'}); + res.end(JSON.stringify({})); + } + }); + +}); + +router.post('/add', function(req, res) { + logger.debug('add entry..'); + + var t = req.body; + if (t.hasOwnProperty('url')) { + var url = JSON.parse(t.url.toString()); + logger.debug(url); + busEmitter.emit('getBookmark', t); + } else { + logger.error('No data block!'); + } + res.writeHead(200, {ContentType: 'application/json'}); + res.end(JSON.stringify({adding: url})); + +}); + + +router.post('/redo', function(req, res) { + logger.debug('redoing entry..'); + + var t = req.body; + console.log(t); + if (t.hasOwnProperty('url')) { + var url = t.url.toString(); + logger.debug(url); + busEmitter.emit('getBookmark', t); + } else { + logger.error('No data block!'); + } + res.writeHead(200, {ContentType: 'application/json'}); + res.end(JSON.stringify({adding: url})); + +}); + +router.route('/new') + .get(function(req, res, next) { + logger.debug('Save new'); + busEmitter.emit('getBookmarkRes', req.query.url, res); +}).post(function(req, res, next) { + logger.debug('Posted Save new'); + logger.info(req.body); + if (Object.keys(req.body).length !== 0) { + busEmitter.emit('getBookmarkRes', req.body.url, res); + } else { + res.status(422).end(); + } +}); + +busEmitter.emit('updateTagsDB'); + +module.exports = router;