+++ /dev/null
-// Backbone.js 0.5.3
-// (c) 2010-2012 Jeremy Ashkenas, DocumentCloud Inc.
-// Backbone may be freely distributed under the MIT license.
-// For all details and documentation:
-// http://backbonejs.org
-
-(function(){
-
- // Initial Setup
- // -------------
-
- // Save a reference to the global object (`window` in the browser, `global`
- // on the server).
- var root = this;
-
- // 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 slice/splice.
- var slice = Array.prototype.slice;
- var splice = Array.prototype.splice;
-
- // The top-level namespace. All public Backbone classes and modules will
- // be attached to this. Exported for both CommonJS and the browser.
- var Backbone;
- if (typeof exports !== 'undefined') {
- Backbone = exports;
- } else {
- Backbone = root.Backbone = {};
- }
-
- // Current version of the library. Keep in sync with `package.json`.
- Backbone.VERSION = '0.5.3';
-
- // Require Underscore, if we're on the server, and it's not already present.
- var _ = root._;
- if (!_ && (typeof require !== 'undefined')) _ = require('underscore');
-
- // For Backbone's purposes, jQuery, Zepto, or Ender owns the `$` variable.
- var $ = root.jQuery || root.Zepto || root.ender;
-
- // 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 `"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 ... 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;
-
- // Backbone.Events
- // -----------------
-
- // A module that can be mixed in to *any object* in order to provide it with
- // custom events. You may bind with `on` or remove with `off` callback functions
- // to an event; trigger`-ing an event fires all callbacks in succession.
- //
- // var object = {};
- // _.extend(object, Backbone.Events);
- // object.on('expand', function(){ alert('expanded'); });
- // object.trigger('expand');
- //
- Backbone.Events = {
-
- // Bind an event, specified by a string name, `ev`, to a `callback`
- // function. Passing `"all"` will bind the callback to all events fired.
- on: function(events, callback, context) {
- var ev;
- events = events.split(/\s+/);
- var calls = this._callbacks || (this._callbacks = {});
- while (ev = events.shift()) {
- // Create an immutable callback list, allowing traversal during
- // modification. The tail is an empty object that will always be used
- // as the next node.
- var list = calls[ev] || (calls[ev] = {});
- var tail = list.tail || (list.tail = list.next = {});
- tail.callback = callback;
- tail.context = context;
- list.tail = tail.next = {};
- }
- return this;
- },
-
- // 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 `ev` is null, removes all bound callbacks for all events.
- off: function(events, callback, context) {
- var ev, calls, node;
- if (!events) {
- delete this._callbacks;
- } else if (calls = this._callbacks) {
- events = events.split(/\s+/);
- while (ev = events.shift()) {
- node = calls[ev];
- delete calls[ev];
- if (!callback || !node) continue;
- // Create a new list, omitting the indicated event/context pairs.
- while ((node = node.next) && node.next) {
- if (node.callback === callback &&
- (!context || node.context === context)) continue;
- this.on(ev, node.callback, node.context);
- }
- }
- }
- return this;
- },
-
- // Trigger an event, firing all bound callbacks. Callbacks are passed the
- // same arguments as `trigger` is, apart from the event name.
- // Listening for `"all"` passes the true event name as the first argument.
- trigger: function(events) {
- var event, node, calls, tail, args, all, rest;
- if (!(calls = this._callbacks)) return this;
- all = calls['all'];
- (events = events.split(/\s+/)).push(null);
- // Save references to the current heads & tails.
- while (event = events.shift()) {
- if (all) events.push({next: all.next, tail: all.tail, event: event});
- if (!(node = calls[event])) continue;
- events.push({next: node.next, tail: node.tail});
- }
- // Traverse each list, stopping when the saved tail is reached.
- rest = slice.call(arguments, 1);
- while (node = events.pop()) {
- tail = node.tail;
- args = node.event ? [node.event].concat(rest) : rest;
- while ((node = node.next) !== tail) {
- node.callback.apply(node.context || this, args);
- }
- }
- return this;
- }
-
- };
-
- // Aliases for backwards compatibility.
- Backbone.Events.bind = Backbone.Events.on;
- Backbone.Events.unbind = Backbone.Events.off;
-
- // Backbone.Model
- // --------------
-
- // Create a new model, with defined attributes. A client id (`cid`)
- // is automatically generated and assigned for you.
- Backbone.Model = function(attributes, options) {
- var defaults;
- attributes || (attributes = {});
- if (options && options.parse) attributes = this.parse(attributes);
- if (defaults = getValue(this, 'defaults')) {
- attributes = _.extend({}, defaults, attributes);
- }
- if (options && options.collection) this.collection = options.collection;
- this.attributes = {};
- this._escapedAttributes = {};
- this.cid = _.uniqueId('c');
- if (!this.set(attributes, {silent: true})) {
- throw new Error("Can't create an invalid model");
- }
- this._changed = false;
- this._previousAttributes = _.clone(this.attributes);
- this.initialize.apply(this, arguments);
- };
-
- // Attach all inheritable methods to the Model prototype.
- _.extend(Backbone.Model.prototype, Backbone.Events, {
-
- // Has the item been changed since the last `"change"` event?
- _changed: false,
-
- // The default name for the JSON `id` attribute is `"id"`. MongoDB and
- // CouchDB users may want to set this to `"_id"`.
- idAttribute: 'id',
-
- // 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() {
- return _.clone(this.attributes);
- },
-
- // Get the value of an attribute.
- get: function(attr) {
- return this.attributes[attr];
- },
-
- // Get the HTML-escaped value of an attribute.
- escape: function(attr) {
- var html;
- if (html = this._escapedAttributes[attr]) return html;
- var val = this.attributes[attr];
- return this._escapedAttributes[attr] = _.escape(val == null ? '' : '' + val);
- },
-
- // Returns `true` if the attribute contains a value that is not null
- // or undefined.
- has: function(attr) {
- return this.attributes[attr] != null;
- },
-
- // Set a hash of model attributes on the object, firing `"change"` unless
- // you choose to silence it.
- set: function(key, value, options) {
- var attrs, attr, val;
- if (_.isObject(key) || key == null) {
- attrs = key;
- options = value;
- } else {
- attrs = {};
- attrs[key] = value;
- }
-
- // Extract attributes and options.
- options || (options = {});
- if (!attrs) return this;
- if (attrs instanceof Backbone.Model) attrs = attrs.attributes;
- if (options.unset) for (var attr in attrs) attrs[attr] = void 0;
- var now = this.attributes, escaped = this._escapedAttributes;
-
- // Run validation.
- if (this.validate && !this._performValidation(attrs, options)) return false;
-
- // Check for changes of `id`.
- if (this.idAttribute in attrs) this.id = attrs[this.idAttribute];
-
- // We're about to start triggering change events.
- var alreadyChanging = this._changing;
- this._changing = true;
-
- // Update attributes.
- var changes = {};
- for (attr in attrs) {
- val = attrs[attr];
- if (!_.isEqual(now[attr], val) || (options.unset && (attr in now))) {
- delete escaped[attr];
- this._changed = true;
- changes[attr] = val;
- }
- options.unset ? delete now[attr] : now[attr] = val;
- }
-
- // Fire `change:attribute` events.
- for (var attr in changes) {
- if (!options.silent) this.trigger('change:' + attr, this, changes[attr], options);
- }
-
- // Fire the `"change"` event, if the model has been changed.
- if (!alreadyChanging) {
- if (!options.silent && this._changed) this.change(options);
- this._changing = false;
- }
- return this;
- },
-
- // Remove an attribute from the model, firing `"change"` unless you choose
- // to silence it. `unset` is a noop if the attribute doesn't exist.
- unset: function(attr, options) {
- (options || (options = {})).unset = true;
- return this.set(attr, null, options);
- },
-
- // Clear all attributes on the model, firing `"change"` unless you choose
- // to silence it.
- clear: function(options) {
- (options || (options = {})).unset = true;
- return this.set(_.clone(this.attributes), options);
- },
-
- // Fetch the model from the server. If the server's representation of the
- // model differs from its current attributes, they will be overriden,
- // triggering a `"change"` event.
- fetch: function(options) {
- options = options ? _.clone(options) : {};
- var model = this;
- var success = options.success;
- options.success = function(resp, status, xhr) {
- if (!model.set(model.parse(resp, xhr), options)) return false;
- if (success) success(model, resp);
- };
- options.error = Backbone.wrapError(options.error, model, options);
- return (this.sync || Backbone.sync).call(this, '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, value, options) {
- var attrs;
- if (_.isObject(key) || key == null) {
- attrs = key;
- options = value;
- } else {
- attrs = {};
- attrs[key] = value;
- }
-
- options = options ? _.clone(options) : {};
- if (attrs && !this[options.wait ? '_performValidation' : 'set'](attrs, options)) return false;
- var model = this;
- var success = options.success;
- options.success = function(resp, status, xhr) {
- var serverAttrs = model.parse(resp, xhr);
- if (options.wait) serverAttrs = _.extend(attrs || {}, serverAttrs);
- if (!model.set(serverAttrs, options)) return false;
- if (success) {
- success(model, resp);
- } else {
- model.trigger('sync', model, resp, options);
- }
- };
- options.error = Backbone.wrapError(options.error, model, options);
- var method = this.isNew() ? 'create' : 'update';
- return (this.sync || Backbone.sync).call(this, method, this, options);
- },
-
- // 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 triggerDestroy = function() {
- model.trigger('destroy', model, model.collection, options);
- };
-
- if (this.isNew()) return triggerDestroy();
- options.success = function(resp) {
- if (options.wait) triggerDestroy();
- if (success) {
- success(model, resp);
- } else {
- model.trigger('sync', model, resp, options);
- }
- };
- options.error = Backbone.wrapError(options.error, model, options);
- var xhr = (this.sync || Backbone.sync).call(this, 'delete', this, options);
- if (!options.wait) triggerDestroy();
- 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 = getValue(this.collection, 'url') || getValue(this, 'urlRoot') || urlError();
- if (this.isNew()) return base;
- return base + (base.charAt(base.length - 1) == '/' ? '' : '/') + encodeURIComponent(this.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, xhr) {
- 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.id == null;
- },
-
- // Call this method to manually fire a `change` event for this model.
- // Calling this will cause all objects observing the model to update.
- change: function(options) {
- this.trigger('change', this, options);
- this._previousAttributes = _.clone(this.attributes);
- this._changed = false;
- },
-
- // 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) return !_.isEqual(this._previousAttributes[attr], this.attributes[attr]);
- return this._changed;
- },
-
- // 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.
- changedAttributes: function(now) {
- if (!this._changed) return false;
- now || (now = this.attributes);
- var changed = false, old = this._previousAttributes;
- for (var attr in now) {
- if (_.isEqual(old[attr], now[attr])) continue;
- (changed || (changed = {}))[attr] = now[attr];
- }
- for (var attr in old) {
- if (!(attr in now)) (changed || (changed = {}))[attr] = void 0;
- }
- return changed;
- },
-
- // Get the previous value of an attribute, recorded at the time the last
- // `"change"` event was fired.
- previous: function(attr) {
- if (!attr || !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);
- },
-
- // Run validation against a set of incoming attributes, returning `true`
- // if all is well. If a specific `error` callback has been passed,
- // call that instead of firing the general `"error"` event.
- _performValidation: function(attrs, options) {
- var newAttrs = _.extend({}, this.attributes, attrs);
- var error = this.validate(newAttrs, options);
- if (error) {
- if (options.error) {
- options.error(this, error, options);
- } else {
- this.trigger('error', this, error, options);
- }
- return false;
- }
- return true;
- }
-
- });
-
- // Backbone.Collection
- // -------------------
-
- // Provides a standard collection class for our sets of models, ordered
- // or unordered. If a `comparator` is specified, the Collection will maintain
- // its models in sort order, as they're added and removed.
- Backbone.Collection = function(models, options) {
- options || (options = {});
- if (options.comparator) this.comparator = options.comparator;
- this._reset();
- this.initialize.apply(this, arguments);
- if (models) this.reset(models, {silent: true, parse: options.parse});
- };
-
- // Define the Collection's inheritable methods.
- _.extend(Backbone.Collection.prototype, Backbone.Events, {
-
- // The default model for a collection is just a **Backbone.Model**.
- // This should be overridden in most cases.
- model: Backbone.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() {
- return this.map(function(model){ return model.toJSON(); });
- },
-
- // Add a model, or list of models to the set. Pass **silent** to avoid
- // firing the `add` event for every new model.
- add: function(models, options) {
- var i, index, length, model, cids = {};
- options || (options = {});
- models = _.isArray(models) ? models.slice() : [models];
-
- // Begin by turning bare objects into model references, and preventing
- // invalid models or duplicate models from being added.
- for (i = 0, length = models.length; i < length; i++) {
- if (!(model = models[i] = this._prepareModel(models[i], options))) {
- throw new Error("Can't add an invalid model to a collection");
- }
- var hasId = model.id != null;
- if (this._byCid[model.cid] || (hasId && this._byId[model.id])) {
- throw new Error("Can't add the same model to a collection twice");
- }
- }
-
- // Listen to added models' events, and index models for lookup by
- // `id` and by `cid`.
- for (i = 0; i < length; i++) {
- (model = models[i]).on('all', this._onModelEvent, this);
- this._byCid[model.cid] = model;
- if (model.id != null) this._byId[model.id] = model;
- cids[model.cid] = true;
- }
-
- // Insert models into the collection, re-sorting if needed, and triggering
- // `add` events unless silenced.
- this.length += length;
- index = options.at != null ? options.at : this.models.length;
- splice.apply(this.models, [index, 0].concat(models));
- if (this.comparator) this.sort({silent: true});
- if (options.silent) return this;
- for (i = 0, length = this.models.length; i < length; i++) {
- if (!cids[(model = this.models[i]).cid]) continue;
- options.index = i;
- model.trigger('add', model, this, options);
- }
- return this;
- },
-
- // Remove a model, or a list of models from the set. Pass silent to avoid
- // firing the `remove` event for every model removed.
- remove: function(models, options) {
- var i, l, index, model;
- options || (options = {});
- models = _.isArray(models) ? models.slice() : [models];
- for (i = 0, l = models.length; i < l; i++) {
- model = this.getByCid(models[i]) || this.get(models[i]);
- if (!model) continue;
- delete this._byId[model.id];
- delete this._byCid[model.cid];
- index = this.indexOf(model);
- this.models.splice(index, 1);
- this.length--;
- if (!options.silent) {
- options.index = index;
- model.trigger('remove', model, this, options);
- }
- this._removeReference(model);
- }
- return this;
- },
-
- // Get a model from the set by id.
- get: function(id) {
- if (id == null) return null;
- return this._byId[id.id != null ? id.id : id];
- },
-
- // Get a model from the set by client id.
- getByCid: function(cid) {
- return cid && this._byCid[cid.cid || cid];
- },
-
- // Get the model at the given index.
- at: function(index) {
- return this.models[index];
- },
-
- // 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) {
- options || (options = {});
- if (!this.comparator) throw new Error('Cannot sort a set without a comparator');
- var boundComparator = _.bind(this.comparator, this);
- if (this.comparator.length == 1) {
- this.models = this.sortBy(boundComparator);
- } else {
- this.models.sort(boundComparator);
- }
- if (!options.silent) this.trigger('reset', this, options);
- return this;
- },
-
- // Pluck an attribute from each model in the collection.
- pluck: function(attr) {
- return _.map(this.models, function(model){ return model.get(attr); });
- },
-
- // 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 `add` or `remove` events. Fires `reset` when finished.
- reset: function(models, options) {
- models || (models = []);
- options || (options = {});
- for (var i = 0, l = this.models.length; i < l; i++) {
- this._removeReference(this.models[i]);
- }
- this._reset();
- this.add(models, {silent: true, parse: options.parse});
- if (!options.silent) this.trigger('reset', this, options);
- return this;
- },
-
- // Fetch the default set of models for this collection, resetting the
- // collection when they arrive. If `add: true` is passed, appends the
- // models to the collection instead of resetting.
- fetch: function(options) {
- options = options ? _.clone(options) : {};
- if (options.parse === undefined) options.parse = true;
- var collection = this;
- var success = options.success;
- options.success = function(resp, status, xhr) {
- collection[options.add ? 'add' : 'reset'](collection.parse(resp, xhr), options);
- if (success) success(collection, resp);
- };
- options.error = Backbone.wrapError(options.error, collection, options);
- return (this.sync || Backbone.sync).call(this, '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) {
- var coll = this;
- options = options ? _.clone(options) : {};
- model = this._prepareModel(model, options);
- if (!model) return false;
- if (!options.wait) coll.add(model, options);
- var success = options.success;
- options.success = function(nextModel, resp, xhr) {
- if (options.wait) coll.add(nextModel, options);
- if (success) {
- success(nextModel, resp);
- } else {
- nextModel.trigger('sync', model, resp, options);
- }
- };
- 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, xhr) {
- return resp;
- },
-
- // Proxy to _'s chain. Can't be proxied the same way the rest of the
- // underscore methods are proxied because it relies on the underscore
- // constructor.
- chain: function () {
- return _(this.models).chain();
- },
-
- // Reset all internal state. Called when the collection is reset.
- _reset: function(options) {
- this.length = 0;
- this.models = [];
- this._byId = {};
- this._byCid = {};
- },
-
- // Prepare a model or hash of attributes to be added to this collection.
- _prepareModel: function(model, options) {
- if (!(model instanceof Backbone.Model)) {
- var attrs = model;
- options.collection = this;
- model = new this.model(attrs, options);
- if (model.validate && !model._performValidation(model.attributes, options)) model = false;
- } else if (!model.collection) {
- model.collection = this;
- }
- return model;
- },
-
- // Internal method to remove a model's ties to a collection.
- _removeReference: function(model) {
- 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(ev, model, collection, options) {
- if ((ev == 'add' || ev == 'remove') && collection != this) return;
- if (ev == 'destroy') {
- this.remove(model, options);
- }
- if (model && ev === 'change:' + model.idAttribute) {
- delete this._byId[model.previous(model.idAttribute)];
- this._byId[model.id] = model;
- }
- this.trigger.apply(this, arguments);
- }
-
- });
-
- // Underscore methods that we want to implement on the Collection.
- var methods = ['forEach', 'each', 'map', 'reduce', 'reduceRight', 'find',
- 'detect', 'filter', 'select', 'reject', 'every', 'all', 'some', 'any',
- 'include', 'contains', 'invoke', 'max', 'min', 'sortBy', 'sortedIndex',
- 'toArray', 'size', 'first', 'initial', 'rest', 'last', 'without', 'indexOf',
- 'shuffle', 'lastIndexOf', 'isEmpty', 'groupBy'];
-
- // Mix in each Underscore method as a proxy to `Collection#models`.
- _.each(methods, function(method) {
- Backbone.Collection.prototype[method] = function() {
- return _[method].apply(_, [this.models].concat(_.toArray(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.
- 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 namedParam = /:\w+/g;
- var splatParam = /\*\w+/g;
- var escapeRegExp = /[-[\]{}()+?.,\\^$|#\s]/g;
-
- // Set up all inheritable **Backbone.Router** properties and methods.
- _.extend(Backbone.Router.prototype, Backbone.Events, {
-
- // Initialize is an empty function by default. Override it with your own
- // initialization logic.
- initialize: function(){},
-
- // Manually bind a single named route to a callback. For example:
- //
- // this.route('search/:query/p:num', 'search', function(query, num) {
- // ...
- // });
- //
- route: function(route, name, callback) {
- Backbone.history || (Backbone.history = new Backbone.History);
- if (!_.isRegExp(route)) route = this._routeToRegExp(route);
- if (!callback) callback = this[name];
- Backbone.history.route(route, _.bind(function(fragment) {
- var args = this._extractParameters(route, fragment);
- callback && callback.apply(this, args);
- this.trigger.apply(this, ['route:' + name].concat(args));
- Backbone.history.trigger('route', this, name, args);
- }, this));
- },
-
- // Simple proxy to `Backbone.history` to save a fragment into the history.
- navigate: function(fragment, options) {
- Backbone.history.navigate(fragment, options);
- },
-
- // Bind all defined routes to `Backbone.history`. We have to reverse the
- // order of the routes here to support behavior where the most general
- // routes can be defined at the bottom of the route map.
- _bindRoutes: function() {
- if (!this.routes) return;
- var routes = [];
- for (var route in this.routes) {
- routes.unshift([route, this.routes[route]]);
- }
- for (var i = 0, l = routes.length; i < l; i++) {
- this.route(routes[i][0], routes[i][1], this[routes[i][1]]);
- }
- },
-
- // Convert a route string into a regular expression, suitable for matching
- // against the current location hash.
- _routeToRegExp: function(route) {
- route = route.replace(escapeRegExp, '\\$&')
- .replace(namedParam, '([^\/]+)')
- .replace(splatParam, '(.*?)');
- return new RegExp('^' + route + '$');
- },
-
- // Given a route, and a URL fragment that it matches, return the array of
- // extracted parameters.
- _extractParameters: function(route, fragment) {
- return route.exec(fragment).slice(1);
- }
-
- });
-
- // Backbone.History
- // ----------------
-
- // Handles cross-browser history management, based on URL fragments. If the
- // browser does not support `onhashchange`, falls back to polling.
- Backbone.History = function() {
- this.handlers = [];
- _.bindAll(this, 'checkUrl');
- };
-
- // Cached regex for cleaning leading hashes and slashes .
- var routeStripper = /^[#\/]/;
-
- // Cached regex for detecting MSIE.
- var isExplorer = /msie [\w.]+/;
-
- // Has the history handling already been started?
- var historyStarted = false;
-
- // Set up all inheritable **Backbone.History** properties and methods.
- _.extend(Backbone.History.prototype, Backbone.Events, {
-
- // The default interval to poll for hash changes, if necessary, is
- // twenty times a second.
- interval: 50,
-
- // Get the cross-browser normalized URL fragment, either from the URL,
- // the hash, or the override.
- getFragment: function(fragment, forcePushState) {
- if (fragment == null) {
- if (this._hasPushState || forcePushState) {
- fragment = window.location.pathname;
- var search = window.location.search;
- if (search) fragment += search;
- } else {
- fragment = window.location.hash;
- }
- }
- fragment = decodeURIComponent(fragment.replace(routeStripper, ''));
- if (!fragment.indexOf(this.options.root)) fragment = fragment.substr(this.options.root.length);
- return fragment;
- },
-
- // Start the hash change handling, returning `true` if the current URL matches
- // an existing route, and `false` otherwise.
- start: function(options) {
-
- // Figure out the initial configuration. Do we need an iframe?
- // Is pushState desired ... is it available?
- if (historyStarted) throw new Error("Backbone.history has already been started");
- this.options = _.extend({}, {root: '/'}, this.options, options);
- this._wantsHashChange = this.options.hashChange !== false;
- this._wantsPushState = !!this.options.pushState;
- this._hasPushState = !!(this.options.pushState && window.history && window.history.pushState);
- var fragment = this.getFragment();
- var docMode = document.documentMode;
- var oldIE = (isExplorer.exec(navigator.userAgent.toLowerCase()) && (!docMode || docMode <= 7));
- if (oldIE) {
- this.iframe = $('<iframe src="javascript:0" tabindex="-1" />').hide().appendTo('body')[0].contentWindow;
- this.navigate(fragment);
- }
-
- // Depending on whether we're using pushState or hashes, and whether
- // 'onhashchange' is supported, determine how we check the URL state.
- if (this._hasPushState) {
- $(window).bind('popstate', this.checkUrl);
- } else if (this._wantsHashChange && ('onhashchange' in window) && !oldIE) {
- $(window).bind('hashchange', this.checkUrl);
- } else if (this._wantsHashChange) {
- this._checkUrlInterval = setInterval(this.checkUrl, this.interval);
- }
-
- // Determine if we need to change the base url, for a pushState link
- // opened by a non-pushState browser.
- this.fragment = fragment;
- historyStarted = true;
- var loc = window.location;
- var atRoot = loc.pathname == this.options.root;
-
- // 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._wantsHashChange && this._wantsPushState && !this._hasPushState && !atRoot) {
- this.fragment = this.getFragment(null, true);
- window.location.replace(this.options.root + '#' + this.fragment);
- // 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._wantsPushState && this._hasPushState && atRoot && loc.hash) {
- this.fragment = loc.hash.replace(routeStripper, '');
- window.history.replaceState({}, document.title, loc.protocol + '//' + loc.host + this.options.root + this.fragment);
- }
-
- 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() {
- $(window).unbind('popstate', this.checkUrl).unbind('hashchange', this.checkUrl);
- clearInterval(this._checkUrlInterval);
- historyStarted = 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 (current == this.fragment && this.iframe) current = this.getFragment(this.iframe.location.hash);
- if (current == this.fragment || current == decodeURIComponent(this.fragment)) return false;
- if (this.iframe) this.navigate(current);
- this.loadUrl() || this.loadUrl(window.location.hash);
- },
-
- // 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(fragmentOverride) {
- var fragment = this.fragment = this.getFragment(fragmentOverride);
- var matched = _.any(this.handlers, function(handler) {
- if (handler.route.test(fragment)) {
- handler.callback(fragment);
- return true;
- }
- });
- return matched;
- },
-
- // 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 which to modify the current URL without adding an entry to the history.
- navigate: function(fragment, options) {
- if (!historyStarted) return false;
- if (!options || options === true) options = {trigger: options};
- var frag = (fragment || '').replace(routeStripper, '');
- if (this.fragment == frag || this.fragment == decodeURIComponent(frag)) return;
-
- // If pushState is available, we use it to set the fragment as a real URL.
- if (this._hasPushState) {
- if (frag.indexOf(this.options.root) != 0) frag = this.options.root + frag;
- this.fragment = frag;
- window.history[options.replace ? 'replaceState' : 'pushState']({}, document.title, frag);
-
- // If hash changes haven't been explicitly disabled, update the hash
- // fragment to store history.
- } else if (this._wantsHashChange) {
- this.fragment = frag;
- this._updateHash(window.location, frag, options.replace);
- if (this.iframe && (frag != this.getFragment(this.iframe.location.hash))) {
- // 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) this.iframe.document.open().close();
- this._updateHash(this.iframe.location, frag, options.replace);
- }
-
- // If you've told us that you explicitly don't want fallback hashchange-
- // based history, then `navigate` becomes a page refresh.
- } else {
- window.location.assign(this.options.root + fragment);
- }
- if (options.trigger) 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) {
- location.replace(location.toString().replace(/(javascript:|#).*$/, '') + '#' + fragment);
- } else {
- location.hash = fragment;
- }
- }
- });
-
- // Backbone.View
- // -------------
-
- // Creating a Backbone.View creates its initial element outside of the DOM,
- // if an existing element is not provided...
- Backbone.View = function(options) {
- this.cid = _.uniqueId('view');
- this._configure(options || {});
- this._ensureElement();
- this.initialize.apply(this, arguments);
- this.delegateEvents();
- };
-
- // Cached regex to split keys for `delegate`.
- var eventSplitter = /^(\S+)\s*(.*)$/;
-
- // List of view options to be merged as properties.
- var viewOptions = ['model', 'collection', 'el', 'id', 'attributes', 'className', 'tagName'];
-
- // Set up all inheritable **Backbone.View** properties and methods.
- _.extend(Backbone.View.prototype, Backbone.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 prefered to global lookups where possible.
- $: function(selector) {
- return $(selector, this.el);
- },
-
- // Initialize is an empty function by default. Override it with your own
- // initialization logic.
- initialize: function(){},
-
- // **render** is the core function that your view should override, in order
- // to populate its element (`this.el`), with the appropriate HTML. The
- // convention is for **render** to always return `this`.
- render: function() {
- return this;
- },
-
- // Remove this view from the DOM. Note that the view isn't present in the
- // DOM by default, so calling this method may be a no-op.
- remove: function() {
- this.$el.remove();
- return this;
- },
-
- // For small amounts of DOM Elements, where a full-blown template isn't
- // needed, use **make** to manufacture elements, one at a time.
- //
- // var el = this.make('li', {'class': 'row'}, this.model.escape('title'));
- //
- make: function(tagName, attributes, content) {
- var el = document.createElement(tagName);
- if (attributes) $(el).attr(attributes);
- if (content) $(el).html(content);
- return el;
- },
-
- // Change the view's element (`this.el` property), including event
- // re-delegation.
- setElement: function(element, delegate) {
- this.$el = $(element);
- this.el = this.$el[0];
- if (delegate !== false) this.delegateEvents();
- },
-
- // 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`.
- // This only works for delegate-able events: not `focus`, `blur`, and
- // not `change`, `submit`, and `reset` in Internet Explorer.
- delegateEvents: function(events) {
- if (!(events || (events = getValue(this, 'events')))) return;
- this.undelegateEvents();
- for (var key in events) {
- var method = events[key];
- if (!_.isFunction(method)) method = this[events[key]];
- if (!method) throw new Error('Event "' + events[key] + '" does not exist');
- var match = key.match(eventSplitter);
- var eventName = match[1], selector = match[2];
- method = _.bind(method, this);
- eventName += '.delegateEvents' + this.cid;
- if (selector === '') {
- this.$el.bind(eventName, method);
- } else {
- this.$el.delegate(selector, eventName, method);
- }
- }
- },
-
- // Clears all callbacks previously bound to the view with `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() {
- this.$el.unbind('.delegateEvents' + this.cid);
- },
-
- // Performs the initial configuration of a View with a set of options.
- // Keys with special meaning *(model, collection, id, className)*, are
- // attached directly to the view.
- _configure: function(options) {
- if (this.options) options = _.extend({}, this.options, options);
- for (var i = 0, l = viewOptions.length; i < l; i++) {
- var attr = viewOptions[i];
- if (options[attr]) this[attr] = options[attr];
- }
- this.options = options;
- },
-
- // Ensure that the View has a DOM element to render into.
- // If `this.el` is a string, pass it through `$()`, 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 = getValue(this, 'attributes') || {};
- if (this.id) attrs.id = this.id;
- if (this.className) attrs['class'] = this.className;
- this.setElement(this.make(this.tagName, attrs), false);
- } else {
- this.setElement(this.el, false);
- }
- }
-
- });
-
- // The self-propagating extend function that Backbone classes use.
- var extend = function (protoProps, classProps) {
- var child = inherits(this, protoProps, classProps);
- child.extend = this.extend;
- return child;
- };
-
- // Set up inheritance for the model, collection, and view.
- Backbone.Model.extend = Backbone.Collection.extend =
- Backbone.Router.extend = Backbone.View.extend = extend;
-
- // Backbone.sync
- // -------------
-
- // Map from CRUD to HTTP for our default `Backbone.sync` implementation.
- var methodMap = {
- 'create': 'POST',
- 'update': 'PUT',
- 'delete': 'DELETE',
- 'read': 'GET'
- };
-
- // 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 JSON-request options.
- var params = {type: type, dataType: 'json'};
-
- // Ensure that we have a URL.
- if (!options.url) {
- params.url = getValue(model, 'url') || urlError();
- }
-
- // Ensure that we have the appropriate request data.
- if (!options.data && model && (method == 'create' || method == 'update')) {
- params.contentType = 'application/json';
- params.data = JSON.stringify(model.toJSON());
- }
-
- // For older servers, emulate JSON by encoding the request into an HTML-form.
- if (Backbone.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 (Backbone.emulateHTTP) {
- if (type === 'PUT' || type === 'DELETE') {
- if (Backbone.emulateJSON) params.data._method = type;
- params.type = 'POST';
- params.beforeSend = function(xhr) {
- xhr.setRequestHeader('X-HTTP-Method-Override', type);
- };
- }
- }
-
- // Don't process data on a non-GET request.
- if (params.type !== 'GET' && !Backbone.emulateJSON) {
- params.processData = false;
- }
-
- // Make the request, allowing the user to override any Ajax options.
- return $.ajax(_.extend(params, options));
- };
-
- // Wrap an optional error callback with a fallback error event.
- Backbone.wrapError = function(onError, originalModel, options) {
- return function(model, resp) {
- var resp = model === originalModel ? resp : model;
- if (onError) {
- onError(model, resp, options);
- } else {
- originalModel.trigger('error', model, resp, options);
- }
- };
- };
-
- // Helpers
- // -------
-
- // Shared empty constructor function to aid in prototype-chain creation.
- var ctor = function(){};
-
- // 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 inherits = function(parent, protoProps, staticProps) {
- 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's constructor.
- if (protoProps && protoProps.hasOwnProperty('constructor')) {
- child = protoProps.constructor;
- } else {
- child = function(){ parent.apply(this, arguments); };
- }
-
- // Inherit class (static) properties from parent.
- _.extend(child, parent);
-
- // Set the prototype chain to inherit from `parent`, without calling
- // `parent`'s constructor function.
- ctor.prototype = parent.prototype;
- child.prototype = new ctor();
-
- // Add prototype properties (instance properties) to the subclass,
- // if supplied.
- if (protoProps) _.extend(child.prototype, protoProps);
-
- // Add static properties to the constructor function, if supplied.
- if (staticProps) _.extend(child, staticProps);
-
- // Correctly set child's `prototype.constructor`.
- child.prototype.constructor = child;
-
- // Set a convenience property in case the parent's prototype is needed later.
- child.__super__ = parent.prototype;
-
- return child;
- };
-
- // Helper function to get a value from a Backbone object as a property
- // or as a function.
- var getValue = function(object, prop) {
- if (!(object && object[prop])) return null;
- return _.isFunction(object[prop]) ? object[prop]() : object[prop];
- };
-
- // 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');
- };
-
-}).call(this);
--- /dev/null
+// Backbone.js 0.9.2\r
+\r
+// (c) 2010-2012 Jeremy Ashkenas, DocumentCloud Inc.\r
+// Backbone may be freely distributed under the MIT license.\r
+// For all details and documentation:\r
+// http://backbonejs.org\r
+(function(){var l=this,y=l.Backbone,z=Array.prototype.slice,A=Array.prototype.splice,g;g="undefined"!==typeof exports?exports:l.Backbone={};g.VERSION="0.9.2";var f=l._;!f&&"undefined"!==typeof require&&(f=require("underscore"));var i=l.jQuery||l.Zepto||l.ender;g.setDomLibrary=function(a){i=a};g.noConflict=function(){l.Backbone=y;return this};g.emulateHTTP=!1;g.emulateJSON=!1;var p=/\s+/,k=g.Events={on:function(a,b,c){var d,e,f,g,j;if(!b)return this;a=a.split(p);for(d=this._callbacks||(this._callbacks=\r
+{});e=a.shift();)f=(j=d[e])?j.tail:{},f.next=g={},f.context=c,f.callback=b,d[e]={tail:g,next:j?j.next:f};return this},off:function(a,b,c){var d,e,h,g,j,q;if(e=this._callbacks){if(!a&&!b&&!c)return delete this._callbacks,this;for(a=a?a.split(p):f.keys(e);d=a.shift();)if(h=e[d],delete e[d],h&&(b||c))for(g=h.tail;(h=h.next)!==g;)if(j=h.callback,q=h.context,b&&j!==b||c&&q!==c)this.on(d,j,q);return this}},trigger:function(a){var b,c,d,e,f,g;if(!(d=this._callbacks))return this;f=d.all;a=a.split(p);for(g=\r
+z.call(arguments,1);b=a.shift();){if(c=d[b])for(e=c.tail;(c=c.next)!==e;)c.callback.apply(c.context||this,g);if(c=f){e=c.tail;for(b=[b].concat(g);(c=c.next)!==e;)c.callback.apply(c.context||this,b)}}return this}};k.bind=k.on;k.unbind=k.off;var o=g.Model=function(a,b){var c;a||(a={});b&&b.parse&&(a=this.parse(a));if(c=n(this,"defaults"))a=f.extend({},c,a);b&&b.collection&&(this.collection=b.collection);this.attributes={};this._escapedAttributes={};this.cid=f.uniqueId("c");this.changed={};this._silent=\r
+{};this._pending={};this.set(a,{silent:!0});this.changed={};this._silent={};this._pending={};this._previousAttributes=f.clone(this.attributes);this.initialize.apply(this,arguments)};f.extend(o.prototype,k,{changed:null,_silent:null,_pending:null,idAttribute:"id",initialize:function(){},toJSON:function(){return f.clone(this.attributes)},get:function(a){return this.attributes[a]},escape:function(a){var b;if(b=this._escapedAttributes[a])return b;b=this.get(a);return this._escapedAttributes[a]=f.escape(null==\r
+b?"":""+b)},has:function(a){return null!=this.get(a)},set:function(a,b,c){var d,e;f.isObject(a)||null==a?(d=a,c=b):(d={},d[a]=b);c||(c={});if(!d)return this;d instanceof o&&(d=d.attributes);if(c.unset)for(e in d)d[e]=void 0;if(!this._validate(d,c))return!1;this.idAttribute in d&&(this.id=d[this.idAttribute]);var b=c.changes={},h=this.attributes,g=this._escapedAttributes,j=this._previousAttributes||{};for(e in d){a=d[e];if(!f.isEqual(h[e],a)||c.unset&&f.has(h,e))delete g[e],(c.silent?this._silent:\r
+b)[e]=!0;c.unset?delete h[e]:h[e]=a;!f.isEqual(j[e],a)||f.has(h,e)!=f.has(j,e)?(this.changed[e]=a,c.silent||(this._pending[e]=!0)):(delete this.changed[e],delete this._pending[e])}c.silent||this.change(c);return this},unset:function(a,b){(b||(b={})).unset=!0;return this.set(a,null,b)},clear:function(a){(a||(a={})).unset=!0;return this.set(f.clone(this.attributes),a)},fetch:function(a){var a=a?f.clone(a):{},b=this,c=a.success;a.success=function(d,e,f){if(!b.set(b.parse(d,f),a))return!1;c&&c(b,d)};\r
+a.error=g.wrapError(a.error,b,a);return(this.sync||g.sync).call(this,"read",this,a)},save:function(a,b,c){var d,e;f.isObject(a)||null==a?(d=a,c=b):(d={},d[a]=b);c=c?f.clone(c):{};if(c.wait){if(!this._validate(d,c))return!1;e=f.clone(this.attributes)}a=f.extend({},c,{silent:!0});if(d&&!this.set(d,c.wait?a:c))return!1;var h=this,i=c.success;c.success=function(a,b,e){b=h.parse(a,e);if(c.wait){delete c.wait;b=f.extend(d||{},b)}if(!h.set(b,c))return false;i?i(h,a):h.trigger("sync",h,a,c)};c.error=g.wrapError(c.error,\r
+h,c);b=this.isNew()?"create":"update";b=(this.sync||g.sync).call(this,b,this,c);c.wait&&this.set(e,a);return b},destroy:function(a){var a=a?f.clone(a):{},b=this,c=a.success,d=function(){b.trigger("destroy",b,b.collection,a)};if(this.isNew())return d(),!1;a.success=function(e){a.wait&&d();c?c(b,e):b.trigger("sync",b,e,a)};a.error=g.wrapError(a.error,b,a);var e=(this.sync||g.sync).call(this,"delete",this,a);a.wait||d();return e},url:function(){var a=n(this,"urlRoot")||n(this.collection,"url")||t();\r
+return this.isNew()?a:a+("/"==a.charAt(a.length-1)?"":"/")+encodeURIComponent(this.id)},parse:function(a){return a},clone:function(){return new this.constructor(this.attributes)},isNew:function(){return null==this.id},change:function(a){a||(a={});var b=this._changing;this._changing=!0;for(var c in this._silent)this._pending[c]=!0;var d=f.extend({},a.changes,this._silent);this._silent={};for(c in d)this.trigger("change:"+c,this,this.get(c),a);if(b)return this;for(;!f.isEmpty(this._pending);){this._pending=\r
+{};this.trigger("change",this,a);for(c in this.changed)!this._pending[c]&&!this._silent[c]&&delete this.changed[c];this._previousAttributes=f.clone(this.attributes)}this._changing=!1;return this},hasChanged:function(a){return!arguments.length?!f.isEmpty(this.changed):f.has(this.changed,a)},changedAttributes:function(a){if(!a)return this.hasChanged()?f.clone(this.changed):!1;var b,c=!1,d=this._previousAttributes,e;for(e in a)if(!f.isEqual(d[e],b=a[e]))(c||(c={}))[e]=b;return c},previous:function(a){return!arguments.length||\r
+!this._previousAttributes?null:this._previousAttributes[a]},previousAttributes:function(){return f.clone(this._previousAttributes)},isValid:function(){return!this.validate(this.attributes)},_validate:function(a,b){if(b.silent||!this.validate)return!0;var a=f.extend({},this.attributes,a),c=this.validate(a,b);if(!c)return!0;b&&b.error?b.error(this,c,b):this.trigger("error",this,c,b);return!1}});var r=g.Collection=function(a,b){b||(b={});b.model&&(this.model=b.model);b.comparator&&(this.comparator=b.comparator);\r
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+l.push(c):j[g]=k[i]=e}for(c=l.length;c--;)a.splice(l[c],1);c=0;for(d=a.length;c<d;c++)(e=a[c]).on("all",this._onModelEvent,this),this._byCid[e.cid]=e,null!=e.id&&(this._byId[e.id]=e);this.length+=d;A.apply(this.models,[null!=b.at?b.at:this.models.length,0].concat(a));this.comparator&&this.sort({silent:!0});if(b.silent)return this;c=0;for(d=this.models.length;c<d;c++)if(j[(e=this.models[c]).cid])b.index=c,e.trigger("add",e,this,b);return this},remove:function(a,b){var c,d,e,g;b||(b={});a=f.isArray(a)?\r
+a.slice():[a];c=0;for(d=a.length;c<d;c++)if(g=this.getByCid(a[c])||this.get(a[c]))delete this._byId[g.id],delete this._byCid[g.cid],e=this.indexOf(g),this.models.splice(e,1),this.length--,b.silent||(b.index=e,g.trigger("remove",g,this,b)),this._removeReference(g);return this},push:function(a,b){a=this._prepareModel(a,b);this.add(a,b);return a},pop:function(a){var b=this.at(this.length-1);this.remove(b,a);return b},unshift:function(a,b){a=this._prepareModel(a,b);this.add(a,f.extend({at:0},b));return a},\r
+shift:function(a){var b=this.at(0);this.remove(b,a);return b},get:function(a){return null==a?void 0:this._byId[null!=a.id?a.id:a]},getByCid:function(a){return a&&this._byCid[a.cid||a]},at:function(a){return this.models[a]},where:function(a){return f.isEmpty(a)?[]:this.filter(function(b){for(var c in a)if(a[c]!==b.get(c))return!1;return!0})},sort:function(a){a||(a={});if(!this.comparator)throw Error("Cannot sort a set without a comparator");var b=f.bind(this.comparator,this);1==this.comparator.length?\r
+this.models=this.sortBy(b):this.models.sort(b);a.silent||this.trigger("reset",this,a);return this},pluck:function(a){return f.map(this.models,function(b){return b.get(a)})},reset:function(a,b){a||(a=[]);b||(b={});for(var c=0,d=this.models.length;c<d;c++)this._removeReference(this.models[c]);this._reset();this.add(a,f.extend({silent:!0},b));b.silent||this.trigger("reset",this,b);return this},fetch:function(a){a=a?f.clone(a):{};void 0===a.parse&&(a.parse=!0);var b=this,c=a.success;a.success=function(d,\r
+e,f){b[a.add?"add":"reset"](b.parse(d,f),a);c&&c(b,d)};a.error=g.wrapError(a.error,b,a);return(this.sync||g.sync).call(this,"read",this,a)},create:function(a,b){var c=this,b=b?f.clone(b):{},a=this._prepareModel(a,b);if(!a)return!1;b.wait||c.add(a,b);var d=b.success;b.success=function(e,f){b.wait&&c.add(e,b);d?d(e,f):e.trigger("sync",a,f,b)};a.save(null,b);return a},parse:function(a){return a},chain:function(){return f(this.models).chain()},_reset:function(){this.length=0;this.models=[];this._byId=\r
+{};this._byCid={}},_prepareModel:function(a,b){b||(b={});a instanceof o?a.collection||(a.collection=this):(b.collection=this,a=new this.model(a,b),a._validate(a.attributes,b)||(a=!1));return a},_removeReference:function(a){this==a.collection&&delete a.collection;a.off("all",this._onModelEvent,this)},_onModelEvent:function(a,b,c,d){("add"==a||"remove"==a)&&c!=this||("destroy"==a&&this.remove(b,d),b&&a==="change:"+b.idAttribute&&(delete this._byId[b.previous(b.idAttribute)],this._byId[b.id]=b),this.trigger.apply(this,\r
+arguments))}});f.each("forEach,each,map,reduce,reduceRight,find,detect,filter,select,reject,every,all,some,any,include,contains,invoke,max,min,sortBy,sortedIndex,toArray,size,first,initial,rest,last,without,indexOf,shuffle,lastIndexOf,isEmpty,groupBy".split(","),function(a){r.prototype[a]=function(){return f[a].apply(f,[this.models].concat(f.toArray(arguments)))}});var u=g.Router=function(a){a||(a={});a.routes&&(this.routes=a.routes);this._bindRoutes();this.initialize.apply(this,arguments)},B=/:\w+/g,\r
+C=/\*\w+/g,D=/[-[\]{}()+?.,\\^$|#\s]/g;f.extend(u.prototype,k,{initialize:function(){},route:function(a,b,c){g.history||(g.history=new m);f.isRegExp(a)||(a=this._routeToRegExp(a));c||(c=this[b]);g.history.route(a,f.bind(function(d){d=this._extractParameters(a,d);c&&c.apply(this,d);this.trigger.apply(this,["route:"+b].concat(d));g.history.trigger("route",this,b,d)},this));return this},navigate:function(a,b){g.history.navigate(a,b)},_bindRoutes:function(){if(this.routes){var a=[],b;for(b in this.routes)a.unshift([b,\r
+this.routes[b]]);b=0;for(var c=a.length;b<c;b++)this.route(a[b][0],a[b][1],this[a[b][1]])}},_routeToRegExp:function(a){a=a.replace(D,"\\$&").replace(B,"([^/]+)").replace(C,"(.*?)");return RegExp("^"+a+"$")},_extractParameters:function(a,b){return a.exec(b).slice(1)}});var m=g.History=function(){this.handlers=[];f.bindAll(this,"checkUrl")},s=/^[#\/]/,E=/msie [\w.]+/;m.started=!1;f.extend(m.prototype,k,{interval:50,getHash:function(a){return(a=(a?a.location:window.location).href.match(/#(.*)$/))?a[1]:\r
+""},getFragment:function(a,b){if(null==a)if(this._hasPushState||b){var a=window.location.pathname,c=window.location.search;c&&(a+=c)}else a=this.getHash();a.indexOf(this.options.root)||(a=a.substr(this.options.root.length));return a.replace(s,"")},start:function(a){if(m.started)throw Error("Backbone.history has already been started");m.started=!0;this.options=f.extend({},{root:"/"},this.options,a);this._wantsHashChange=!1!==this.options.hashChange;this._wantsPushState=!!this.options.pushState;this._hasPushState=\r
+!(!this.options.pushState||!window.history||!window.history.pushState);var a=this.getFragment(),b=document.documentMode;if(b=E.exec(navigator.userAgent.toLowerCase())&&(!b||7>=b))this.iframe=i('<iframe src="javascript:0" tabindex="-1" />').hide().appendTo("body")[0].contentWindow,this.navigate(a);this._hasPushState?i(window).bind("popstate",this.checkUrl):this._wantsHashChange&&"onhashchange"in window&&!b?i(window).bind("hashchange",this.checkUrl):this._wantsHashChange&&(this._checkUrlInterval=setInterval(this.checkUrl,\r
+this.interval));this.fragment=a;a=window.location;b=a.pathname==this.options.root;if(this._wantsHashChange&&this._wantsPushState&&!this._hasPushState&&!b)return this.fragment=this.getFragment(null,!0),window.location.replace(this.options.root+"#"+this.fragment),!0;this._wantsPushState&&this._hasPushState&&b&&a.hash&&(this.fragment=this.getHash().replace(s,""),window.history.replaceState({},document.title,a.protocol+"//"+a.host+this.options.root+this.fragment));if(!this.options.silent)return this.loadUrl()},\r
+stop:function(){i(window).unbind("popstate",this.checkUrl).unbind("hashchange",this.checkUrl);clearInterval(this._checkUrlInterval);m.started=!1},route:function(a,b){this.handlers.unshift({route:a,callback:b})},checkUrl:function(){var a=this.getFragment();a==this.fragment&&this.iframe&&(a=this.getFragment(this.getHash(this.iframe)));if(a==this.fragment)return!1;this.iframe&&this.navigate(a);this.loadUrl()||this.loadUrl(this.getHash())},loadUrl:function(a){var b=this.fragment=this.getFragment(a);return f.any(this.handlers,\r
+function(a){if(a.route.test(b))return a.callback(b),!0})},navigate:function(a,b){if(!m.started)return!1;if(!b||!0===b)b={trigger:b};var c=(a||"").replace(s,"");this.fragment!=c&&(this._hasPushState?(0!=c.indexOf(this.options.root)&&(c=this.options.root+c),this.fragment=c,window.history[b.replace?"replaceState":"pushState"]({},document.title,c)):this._wantsHashChange?(this.fragment=c,this._updateHash(window.location,c,b.replace),this.iframe&&c!=this.getFragment(this.getHash(this.iframe))&&(b.replace||\r
+this.iframe.document.open().close(),this._updateHash(this.iframe.location,c,b.replace))):window.location.assign(this.options.root+a),b.trigger&&this.loadUrl(a))},_updateHash:function(a,b,c){c?a.replace(a.toString().replace(/(javascript:|#).*$/,"")+"#"+b):a.hash=b}});var v=g.View=function(a){this.cid=f.uniqueId("view");this._configure(a||{});this._ensureElement();this.initialize.apply(this,arguments);this.delegateEvents()},F=/^(\S+)\s*(.*)$/,w="model,collection,el,id,attributes,className,tagName".split(",");\r
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+for(var b in a){var c=a[b];f.isFunction(c)||(c=this[a[b]]);if(!c)throw Error('Method "'+a[b]+'" does not exist');var d=b.match(F),e=d[1],d=d[2],c=f.bind(c,this),e=e+(".delegateEvents"+this.cid);""===d?this.$el.bind(e,c):this.$el.delegate(d,e,c)}}},undelegateEvents:function(){this.$el.unbind(".delegateEvents"+this.cid)},_configure:function(a){this.options&&(a=f.extend({},this.options,a));for(var b=0,c=w.length;b<c;b++){var d=w[b];a[d]&&(this[d]=a[d])}this.options=a},_ensureElement:function(){if(this.el)this.setElement(this.el,\r
+!1);else{var a=n(this,"attributes")||{};this.id&&(a.id=this.id);this.className&&(a["class"]=this.className);this.setElement(this.make(this.tagName,a),!1)}}});o.extend=r.extend=u.extend=v.extend=function(a,b){var c=G(this,a,b);c.extend=this.extend;return c};var H={create:"POST",update:"PUT","delete":"DELETE",read:"GET"};g.sync=function(a,b,c){var d=H[a];c||(c={});var e={type:d,dataType:"json"};c.url||(e.url=n(b,"url")||t());if(!c.data&&b&&("create"==a||"update"==a))e.contentType="application/json",\r
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projects / KiwiIRC.git / commitdiff