Permalink
Browse files

initial commit

  • Loading branch information...
0 parents commit 0c996b626443c3f807083481e2ea2878de83fe6d @thinkroth committed Mar 19, 2012
30 Readme.md
@@ -0,0 +1,30 @@
+# Flask/Mongodb/Backbone - Experiments with some new things
+
+ Just playing with some new frameworks.
+
+
+
+## License
+
+(The MIT License)
+
+Copyright (c) 2012 Kevin M Roth <kevinroth82@gmail.com>
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+'Software'), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
110 server.py
@@ -0,0 +1,110 @@
+from geopy import geocoders
+from bson import json_util
+import json
+import pymongo
+from bson.objectid import ObjectId
+from flask import Flask, render_template, request, make_response, jsonify
+
+app = Flask(__name__)
+
+app.debug = True
+
+
+@app.route('/')
+def index():
+ return render_template('index.html')
+
+
+@app.route('/locations/', methods=['GET'])
+def get_locations():
+ location_collection = get_collection()
+ locations = location_collection.find().sort('order', pymongo.ASCENDING)
+ data = []
+
+ for l in locations:
+ # Fix for funky ObjectID - otherwise things blow up
+ l['id'] = str(l['_id'])
+ del l['_id']
+ data.append(l)
+
+ resp = make_response(json.dumps(data, default=json_util.default))
+ resp.status_code = 200
+ resp.mimetype = 'application/json'
+
+ return resp
+
+
+@app.route('/locations/<location_id>', methods=['GET'])
+def get_location(location_id):
+ oid = None
+
+ try:
+ oid = ObjectId(location_id)
+ except:
+ return jsonify(message='invalid id')
+
+ locations = get_collection()
+ l = locations.find_one({'_id': oid})
+
+ if l is None:
+ return jsonify(message='no todo with id: ' + location_id)
+ # Fix for funky ObjectID
+ l['id'] = str(l['_id'])
+ del l['_id']
+
+ return jsonify(address=l['address'], nickname=l['nickname'], latitude=l['latitude'],
+ longitude=l['longitude'], id=l['id'], order=l['order'])
+
+
+@app.route('/locations/', methods=['POST'])
+def create_location():
+ data = request.json
+ address = data['address']
+
+ # Send posted address to google geocoding service
+ g = geocoders.Google('AIzaSyAy-IjYRXblGpiEA-2zlXuKOlBX_SjrShU')
+ (place, (latitude, longitude)) = g.geocode(address)
+
+ data['address'] = place
+ data['latitude'] = latitude
+ data['longitude'] = longitude
+
+ # fix for missing order in post requests from curl
+ if 'order' in data:
+ print "There's order"
+ else:
+ data['order'] = 0
+
+ locations = get_collection()
+ oid = locations.insert(data)
+ location = locations.find_one({'_id': ObjectId(oid)})
+ location['id'] = str(location['_id'])
+ del location['_id']
+ return jsonify(address=address, nickname=data['nickname'], latitude=latitude, longitude=longitude,
+ id=location['id'], order=data['order'])
+
+
+@app.route('/locations/<location_id>', methods=['PUT'])
+def update_location(location_id):
+ data = request.json
+ locations = get_collection()
+ locations.update({'_id': ObjectId(location_id)}, {'$set': data})
+ return jsonify(message='OK')
+
+
+@app.route('/locations/<location_id>', methods=['DELETE'])
+def delete_location(location_id):
+ locations = get_collection()
+ locations.remove(ObjectId(location_id))
+ return jsonify(message='OK')
+
+
+def get_collection():
+ conn = pymongo.Connection('localhost:27017')
+ return conn[app.db_name].locations
+
+
+if __name__ == '__main__':
+
+ app.db_name = 'locations_prod'
+ app.run(host='0.0.0.0')
284 static/css/addressbook.css
@@ -0,0 +1,284 @@
+html, body, div, span, applet, object, iframe,
+h1, h2, h3, h4, h5, h6, p, blockquote, pre,
+a, abbr, acronym, address, big, cite, code,
+del, dfn, em, font, img, ins, kbd, q, s, samp,
+small, strike, strong, sub, sup, tt, var,
+dl, dt, dd, ol, ul, li,
+fieldset, form, label, legend,
+table, caption, tbody, tfoot, thead, tr, th, td {
+ margin: 0;
+ padding: 0;
+ border: 0;
+ outline: 0;
+ font-weight: inherit;
+ font-style: inherit;
+ font-size: 100%;
+ font-family: inherit;
+ vertical-align: baseline;
+}
+body {
+ line-height: 1;
+ color: black;
+ background: white;
+}
+ol, ul {
+ list-style: none;
+}
+a img {
+ border: none;
+}
+
+html {
+ background: #eeeeee;
+}
+ body {
+ font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+ font-size: 14px;
+ line-height: 1.4em;
+ background: #eeeeee;
+ color: #333333;
+ }
+
+#addressapp {
+ width: 480px;
+ margin: 0 auto 40px;
+ background: white;
+ padding: 20px;
+ -moz-box-shadow: rgba(0, 0, 0, 0.2) 0 5px 6px 0;
+ -webkit-box-shadow: rgba(0, 0, 0, 0.2) 0 5px 6px 0;
+ -o-box-shadow: rgba(0, 0, 0, 0.2) 0 5px 6px 0;
+ box-shadow: rgba(0, 0, 0, 0.2) 0 5px 6px 0;
+}
+#addressapp h1 {
+ font-size: 36px;
+ font-weight: bold;
+ text-align: center;
+ padding: 20px 0 30px 0;
+ line-height: 1;
+}
+
+#create-address {
+ position: relative;
+}
+
+#create-address input {
+ width: 466px;
+ font-size: 24px;
+ font-family: inherit;
+ line-height: 1.4em;
+ border: 0;
+ outline: none;
+ padding: 6px;
+ border: 1px solid #999999;
+ -moz-box-shadow: rgba(0, 0, 0, 0.2) 0 1px 2px 0 inset;
+ -webkit-box-shadow: rgba(0, 0, 0, 0.2) 0 1px 2px 0 inset;
+ -o-box-shadow: rgba(0, 0, 0, 0.2) 0 1px 2px 0 inset;
+ box-shadow: rgba(0, 0, 0, 0.2) 0 1px 2px 0 inset;
+}
+
+#create-address input::-webkit-input-placeholder {
+ font-style: italic;
+}
+
+#create-address span {
+ position: absolute;
+ z-index: 999;
+ width: 170px;
+ left: 50%;
+ margin-left: -85px;
+}
+
+#address-list {
+ margin-top: 10px;
+}
+
+#address-list li {
+ padding: 12px 20px 11px 0;
+ position: relative;
+ font-size: 24px;
+ line-height: 1.1em;
+ border-bottom: 1px solid #cccccc;
+}
+
+#address-list li:after {
+ content: "\0020";
+ display: block;
+ height: 0;
+ clear: both;
+ overflow: hidden;
+ visibility: hidden;
+}
+
+#address-list li.editing {
+ padding: 0;
+ border-bottom: 0;
+}
+
+#address-list .editing .display,
+#address-list .edit {
+ display: none;
+}
+
+#address-list .editing .edit {
+ display: block;
+}
+
+#address-list .editing input {
+ width: 444px;
+ font-size: 24px;
+ font-family: inherit;
+ margin: 0;
+ line-height: 1.6em;
+ border: 0;
+ outline: none;
+ padding: 10px 7px 0px 27px;
+ border: 1px solid #999999;
+ -moz-box-shadow: rgba(0, 0, 0, 0.2) 0 1px 2px 0 inset;
+ -webkit-box-shadow: rgba(0, 0, 0, 0.2) 0 1px 2px 0 inset;
+ -o-box-shadow: rgba(0, 0, 0, 0.2) 0 1px 2px 0 inset;
+ box-shadow: rgba(0, 0, 0, 0.2) 0 1px 2px 0 inset;
+}
+
+#address-list .address-destroy {
+ position: absolute;
+ right: 5px;
+ top: 14px;
+ display: none;
+ cursor: pointer;
+ width: 20px;
+ height: 20px;
+ background: url(../images/destroy.png) no-repeat 0 0;
+}
+
+#address-list li:hover .address-destroy {
+ display: block;
+}
+
+#address-list .address-destroy:hover {
+ background-position: 0 -20px;
+}
+
+#instructions {
+ width: 520px;
+ margin: 10px auto;
+ color: #777777;
+ text-shadow: rgba(255, 255, 255, 0.8) 0 1px 0;
+ text-align: center;
+}
+
+#instructions a {
+ color: #336699;
+}
+
+#credits {
+ width: 520px;
+ margin: 30px auto;
+ color: #999;
+ text-shadow: rgba(255, 255, 255, 0.8) 0 1px 0;
+ text-align: center;
+}
+
+#credits a {
+ color: #888;
+}
+
+.nickname {width:200px; float:left;}
+
+.address {width:400px; clear:both;}
+
+/*
+ * François 'cahnory' Germain
+ */
+.ui-tooltip, .ui-tooltip-top, .ui-tooltip-right, .ui-tooltip-bottom, .ui-tooltip-left {
+ color:#ffffff;
+ cursor:normal;
+ display:-moz-inline-stack;
+ display:inline-block;
+ font-size:12px;
+ font-family:arial;
+ padding:.5em 1em;
+ position:relative;
+ text-align:center;
+ text-shadow:0 -1px 1px #111111;
+ -webkit-border-top-left-radius:4px ;
+ -webkit-border-top-right-radius:4px ;
+ -webkit-border-bottom-right-radius:4px ;
+ -webkit-border-bottom-left-radius:4px ;
+ -khtml-border-top-left-radius:4px ;
+ -khtml-border-top-right-radius:4px ;
+ -khtml-border-bottom-right-radius:4px ;
+ -khtml-border-bottom-left-radius:4px ;
+ -moz-border-radius-topleft:4px ;
+ -moz-border-radius-topright:4px ;
+ -moz-border-radius-bottomright:4px ;
+ -moz-border-radius-bottomleft:4px ;
+ border-top-left-radius:4px ;
+ border-top-right-radius:4px ;
+ border-bottom-right-radius:4px ;
+ border-bottom-left-radius:4px ;
+ -o-box-shadow:0 1px 2px #000000, inset 0 0 0 1px #222222, inset 0 2px #666666, inset 0 -2px 2px #444444;
+ -moz-box-shadow:0 1px 2px #000000, inset 0 0 0 1px #222222, inset 0 2px #666666, inset 0 -2px 2px #444444;
+ -khtml-box-shadow:0 1px 2px #000000, inset 0 0 0 1px #222222, inset 0 2px #666666, inset 0 -2px 2px #444444;
+ -webkit-box-shadow:0 1px 2px #000000, inset 0 0 0 1px #222222, inset 0 2px #666666, inset 0 -2px 2px #444444;
+ box-shadow:0 1px 2px #000000, inset 0 0 0 1px #222222, inset 0 2px #666666, inset 0 -2px 2px #444444;
+ background-color:#3b3b3b;
+ background-image:-moz-linear-gradient(top,#555555,#222222);
+ background-image:-webkit-gradient(linear,left top,left bottom,color-stop(0,#555555),color-stop(1,#222222));
+ filter:progid:DXImageTransform.Microsoft.gradient(startColorStr=#555555,EndColorStr=#222222);
+ -ms-filter:progid:DXImageTransform.Microsoft.gradient(startColorStr=#555555,EndColorStr=#222222);
+}
+.ui-tooltip:after, .ui-tooltip-top:after, .ui-tooltip-right:after, .ui-tooltip-bottom:after, .ui-tooltip-left:after {
+ content:"\25B8";
+ display:block;
+ font-size:2em;
+ height:0;
+ line-height:0;
+ position:absolute;
+}
+.ui-tooltip:after, .ui-tooltip-bottom:after {
+ color:#2a2a2a;
+ bottom:0;
+ left:1px;
+ text-align:center;
+ text-shadow:1px 0 2px #000000;
+ -o-transform:rotate(90deg);
+ -moz-transform:rotate(90deg);
+ -khtml-transform:rotate(90deg);
+ -webkit-transform:rotate(90deg);
+ width:100%;
+}
+.ui-tooltip-top:after {
+ bottom:auto;
+ color:#4f4f4f;
+ left:-2px;
+ top:0;
+ text-align:center;
+ text-shadow:none;
+ -o-transform:rotate(-90deg);
+ -moz-transform:rotate(-90deg);
+ -khtml-transform:rotate(-90deg);
+ -webkit-transform:rotate(-90deg);
+ width:100%;
+}
+.ui-tooltip-right:after {
+ color:#222222;
+ right:-0.375em;
+ top:50%;
+ margin-top:-.05em;
+ text-shadow:0 1px 2px #000000;
+ -o-transform:rotate(0);
+ -moz-transform:rotate(0);
+ -khtml-transform:rotate(0);
+ -webkit-transform:rotate(0);
+}
+.ui-tooltip-left:after {
+ color:#222222;
+ left:-0.375em;
+ top:50%;
+ margin-top:.1em;
+ text-shadow:0 -1px 2px #000000;
+ -o-transform:rotate(180deg);
+ -moz-transform:rotate(180deg);
+ -khtml-transform:rotate(180deg);
+ -webkit-transform:rotate(180deg);
+}
3,378 static/css/bootstrap.css
3,378 additions, 0 deletions not shown because the diff is too large. Please use a local Git client to view these changes.
BIN static/images/destroy.png
Sorry, something went wrong. Reload?
Sorry, we cannot display this file.
Sorry, this file is invalid so it cannot be displayed.
143 static/js/addressbook.js
@@ -0,0 +1,143 @@
+(function() {
+
+ var TEMPLATE_URL = '/static';
+
+ var Address = Backbone.Model.extend({
+
+ defaults: function() {
+ return {
+ nickname: '',
+ order: 0
+ };
+ }
+
+ });
+
+ var AddressList = Backbone.Collection.extend({
+ model: Address,
+ url: '/locations/',
+
+ nextOrder: function() {
+ if (!this.length) {
+ return 1;
+ }
+
+ return this.last().get('order') + 1;
+ },
+
+ comparator: function(address) {
+ return address.get('order');
+ }
+
+ });
+
+ var AddressView = Backbone.View.extend({
+ tagName: "li",
+
+ template: _.template($('#item-template').html()),
+
+ events: {
+ "dblclick .nickname" : "edit",
+ "click span.address-destroy" : "clear",
+ "keypress .nickname-input" : "updateOnEnter"
+ },
+
+ initialize: function() {
+ this.model.bind('change', this.render, this);
+ this.model.bind('destroy', this.remove, this);
+ },
+
+ render: function() {
+ var self = this;
+
+ $(self.el).html(this.template(this.model.toJSON()));
+ self.setText();
+ return this;
+ },
+
+ setText: function() {
+ var address = this.model.get('address'),
+ nick = this.model.get('nickname');
+
+ this.$('.address').text(address);
+ this.$('.nickname').text(nick);
+
+ this.input = this.$('.nickname-input');
+ this.input.bind('blur', _.bind(this.close, this)).val(nick);
+
+ },
+
+ edit: function() {
+ $(this.el).addClass("editing");
+ this.input.focus();
+ },
+
+ close: function() {
+ this.model.save({nickname: this.$('.nickname-input').val()});
+ $(this.el).removeClass("editing");
+ },
+
+ updateOnEnter: function(e) {
+ if (e.keyCode === 13) { this.close(); }
+ },
+
+ remove: function() {
+ $(this.el).remove();
+ },
+
+ clear: function() {
+ this.model.destroy();
+ }
+ });
+
+ window.AddressApp = Backbone.View.extend({
+ addresses: new AddressList(),
+ events: {
+ "click #pushButton": "buttonClicked"
+ },
+
+ initialize: function(options) {
+ var self = this,
+ parentElt = options.appendTo || $('body');
+
+ TEMPLATE_URL = options.templateUrl || TEMPLATE_URL;
+
+ parentElt.template(TEMPLATE_URL + '/templates/app.html', {}, function() {
+ self.el = $('#addressapp');
+ self.delegateEvents();
+
+ self.input = self.$("#new-address");
+
+ self.addresses.bind('add', self.addOne, self);
+ self.addresses.bind('reset', self.addAll, self);
+ self.addresses.bind('all', self.render, self);
+
+ self.addresses.fetch();
+ });
+ },
+
+ addOne: function(address) {
+ console.log('addOne');
+ var view = new AddressView({model: address});
+ this.$("#address-list").append(view.render().el);
+ },
+
+ addAll: function() {
+ console.log('addAll');
+ this.addresses.each(this.addOne);
+ },
+
+ //Gets text from forms and submits it then clears form
+ buttonClicked: function() {
+ var address = $('#new-address').val();
+ var nickname = $('#new-nick').val();
+ if (address === '' || nickname === '') {
+ return;
+ }
+ this.addresses.create({address: address, order: this.addresses.nextOrder(), nickname: nickname});
+ $('#new-address').val('');
+ $('#new-nick').val('');
+ }
+ });
+
+}());
1,158 static/js/ext/backbone.js
@@ -0,0 +1,1158 @@
+// Backbone.js 0.5.3
+// (c) 2010 Jeremy Ashkenas, DocumentCloud Inc.
+// Backbone may be freely distributed under the MIT license.
+// For all details and documentation:
+// http://documentcloud.github.com/backbone
+
+(function(){
+
+ // Initial Setup
+ // -------------
+
+ // Save a reference to the global object.
+ var root = this;
+
+ // Save the previous value of the `Backbone` variable.
+ var previousBackbone = root.Backbone;
+
+ // The top-level namespace. All public Backbone classes and modules will
+ // be attached to this. Exported for both CommonJS and the browser.
+ var Backbone;
+ if (typeof exports !== 'undefined') {
+ Backbone = exports;
+ } else {
+ Backbone = root.Backbone = {};
+ }
+
+ // Current version of the library. Keep in sync with `package.json`.
+ Backbone.VERSION = '0.5.3';
+
+ // Require Underscore, if we're on the server, and it's not already present.
+ var _ = root._;
+ if (!_ && (typeof require !== 'undefined')) _ = require('underscore')._;
+
+ // For Backbone's purposes, jQuery or Zepto owns the `$` variable.
+ var $ = root.jQuery || root.Zepto;
+
+ // 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` or `unbind` a callback function to an event;
+ // `trigger`-ing an event fires all callbacks in succession.
+ //
+ // var object = {};
+ // _.extend(object, Backbone.Events);
+ // object.bind('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.
+ bind : function(ev, callback, context) {
+ var calls = this._callbacks || (this._callbacks = {});
+ var list = calls[ev] || (calls[ev] = []);
+ list.push([callback, context]);
+ return this;
+ },
+
+ // Remove one or many callbacks. If `callback` is null, removes all
+ // callbacks for the event. If `ev` is null, removes all bound callbacks
+ // for all events.
+ unbind : function(ev, callback) {
+ var calls;
+ if (!ev) {
+ this._callbacks = {};
+ } else if (calls = this._callbacks) {
+ if (!callback) {
+ calls[ev] = [];
+ } else {
+ var list = calls[ev];
+ if (!list) return this;
+ for (var i = 0, l = list.length; i < l; i++) {
+ if (list[i] && callback === list[i][0]) {
+ list[i] = null;
+ break;
+ }
+ }
+ }
+ }
+ 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(eventName) {
+ var list, calls, ev, callback, args;
+ var both = 2;
+ if (!(calls = this._callbacks)) return this;
+ while (both--) {
+ ev = both ? eventName : 'all';
+ if (list = calls[ev]) {
+ for (var i = 0, l = list.length; i < l; i++) {
+ if (!(callback = list[i])) {
+ list.splice(i, 1); i--; l--;
+ } else {
+ args = both ? Array.prototype.slice.call(arguments, 1) : arguments;
+ callback[0].apply(callback[1] || this, args);
+ }
+ }
+ }
+ }
+ return this;
+ }
+
+ };
+
+ // 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 (defaults = this.defaults) {
+ if (_.isFunction(defaults)) defaults = defaults.call(this);
+ attributes = _.extend({}, defaults, attributes);
+ }
+ this.attributes = {};
+ this._escapedAttributes = {};
+ this.cid = _.uniqueId('c');
+ this.set(attributes, {silent : true});
+ this._changed = false;
+ this._previousAttributes = _.clone(this.attributes);
+ if (options && options.collection) this.collection = options.collection;
+ this.initialize(attributes, options);
+ };
+
+ // Attach all inheritable methods to the Model prototype.
+ _.extend(Backbone.Model.prototype, Backbone.Events, {
+
+ // A snapshot of the model's previous attributes, taken immediately
+ // after the last `"change"` event was fired.
+ _previousAttributes : null,
+
+ // 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] = escapeHTML(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(attrs, options) {
+
+ // Extract attributes and options.
+ options || (options = {});
+ if (!attrs) return this;
+ if (attrs.attributes) attrs = attrs.attributes;
+ var now = this.attributes, escaped = this._escapedAttributes;
+
+ // Run validation.
+ if (!options.silent && 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.
+ for (var attr in attrs) {
+ var val = attrs[attr];
+ if (!_.isEqual(now[attr], val)) {
+ now[attr] = val;
+ delete escaped[attr];
+ this._changed = true;
+ if (!options.silent) this.trigger('change:' + attr, this, val, options);
+ }
+ }
+
+ // Fire the `"change"` event, if the model has been changed.
+ if (!alreadyChanging && !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) {
+ if (!(attr in this.attributes)) return this;
+ options || (options = {});
+ var value = this.attributes[attr];
+
+ // Run validation.
+ var validObj = {};
+ validObj[attr] = void 0;
+ if (!options.silent && this.validate && !this._performValidation(validObj, options)) return false;
+
+ // Remove the attribute.
+ delete this.attributes[attr];
+ delete this._escapedAttributes[attr];
+ if (attr == this.idAttribute) delete this.id;
+ this._changed = true;
+ if (!options.silent) {
+ this.trigger('change:' + attr, this, void 0, options);
+ this.change(options);
+ }
+ return this;
+ },
+
+ // Clear all attributes on the model, firing `"change"` unless you choose
+ // to silence it.
+ clear : function(options) {
+ options || (options = {});
+ var attr;
+ var old = this.attributes;
+
+ // Run validation.
+ var validObj = {};
+ for (attr in old) validObj[attr] = void 0;
+ if (!options.silent && this.validate && !this._performValidation(validObj, options)) return false;
+
+ this.attributes = {};
+ this._escapedAttributes = {};
+ this._changed = true;
+ if (!options.silent) {
+ for (attr in old) {
+ this.trigger('change:' + attr, this, void 0, options);
+ }
+ this.change(options);
+ }
+ return this;
+ },
+
+ // 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 = {});
+ 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 = 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(attrs, options) {
+ options || (options = {});
+ if (attrs && !this.set(attrs, options)) return false;
+ 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, xhr);
+ };
+ options.error = 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. Upon success, the model is removed
+ // from its collection, if it has one.
+ destroy : function(options) {
+ options || (options = {});
+ if (this.isNew()) return this.trigger('destroy', this, this.collection, options);
+ var model = this;
+ var success = options.success;
+ options.success = function(resp) {
+ model.trigger('destroy', model, model.collection, options);
+ if (success) success(model, resp);
+ };
+ options.error = wrapError(options.error, model, options);
+ return (this.sync || Backbone.sync).call(this, 'delete', this, options);
+ },
+
+ // 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 = getUrl(this.collection) || 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);
+ },
+
+ // 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 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.
+ changedAttributes : function(now) {
+ now || (now = this.attributes);
+ var old = this._previousAttributes;
+ var changed = false;
+ for (var attr in now) {
+ if (!_.isEqual(old[attr], now[attr])) {
+ changed = changed || {};
+ changed[attr] = now[attr];
+ }
+ }
+ 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 error = this.validate(attrs);
+ 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;
+ _.bindAll(this, '_onModelEvent', '_removeReference');
+ this._reset();
+ if (models) this.reset(models, {silent: true});
+ this.initialize.apply(this, arguments);
+ };
+
+ // 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 `added` event for every new model.
+ add : function(models, options) {
+ if (_.isArray(models)) {
+ for (var i = 0, l = models.length; i < l; i++) {
+ this._add(models[i], options);
+ }
+ } else {
+ this._add(models, options);
+ }
+ return this;
+ },
+
+ // Remove a model, or a list of models from the set. Pass silent to avoid
+ // firing the `removed` event for every model removed.
+ remove : function(models, options) {
+ if (_.isArray(models)) {
+ for (var i = 0, l = models.length; i < l; i++) {
+ this._remove(models[i], options);
+ }
+ } else {
+ this._remove(models, options);
+ }
+ 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');
+ this.models = this.sortBy(this.comparator);
+ 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 `added` or `removed` events. Fires `reset` when finished.
+ reset : function(models, options) {
+ models || (models = []);
+ options || (options = {});
+ this.each(this._removeReference);
+ this._reset();
+ this.add(models, {silent: true});
+ 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 = {});
+ 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 = 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. After the model
+ // has been created on the server, it will be added to the collection.
+ // Returns the model, or 'false' if validation on a new model fails.
+ create : function(model, options) {
+ var coll = this;
+ options || (options = {});
+ model = this._prepareModel(model, options);
+ if (!model) return false;
+ var success = options.success;
+ options.success = function(nextModel, resp, xhr) {
+ coll.add(nextModel, options);
+ if (success) success(nextModel, resp, xhr);
+ };
+ 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 to be added to this collection
+ _prepareModel: function(model, options) {
+ if (!(model instanceof Backbone.Model)) {
+ var attrs = model;
+ model = new this.model(attrs, {collection: this});
+ if (model.validate && !model._performValidation(attrs, options)) model = false;
+ } else if (!model.collection) {
+ model.collection = this;
+ }
+ return model;
+ },
+
+ // Internal implementation of adding a single model to the set, updating
+ // hash indexes for `id` and `cid` lookups.
+ // Returns the model, or 'false' if validation on a new model fails.
+ _add : function(model, options) {
+ options || (options = {});
+ model = this._prepareModel(model, options);
+ if (!model) return false;
+ var already = this.getByCid(model);
+ if (already) throw new Error(["Can't add the same model to a set twice", already.id]);
+ this._byId[model.id] = model;
+ this._byCid[model.cid] = model;
+ var index = options.at != null ? options.at :
+ this.comparator ? this.sortedIndex(model, this.comparator) :
+ this.length;
+ this.models.splice(index, 0, model);
+ model.bind('all', this._onModelEvent);
+ this.length++;
+ if (!options.silent) model.trigger('add', model, this, options);
+ return model;
+ },
+
+ // Internal implementation of removing a single model from the set, updating
+ // hash indexes for `id` and `cid` lookups.
+ _remove : function(model, options) {
+ options || (options = {});
+ model = this.getByCid(model) || this.get(model);
+ if (!model) return null;
+ delete this._byId[model.id];
+ delete this._byCid[model.cid];
+ this.models.splice(this.indexOf(model), 1);
+ this.length--;
+ if (!options.silent) model.trigger('remove', model, this, options);
+ this._removeReference(model);
+ return model;
+ },
+
+ // Internal method to remove a model's ties to a collection.
+ _removeReference : function(model) {
+ if (this == model.collection) {
+ delete model.collection;
+ }
+ model.unbind('all', this._onModelEvent);
+ },
+
+ // 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', 'rest', 'last', 'without', 'indexOf', '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\d]+)/g;
+ var splatParam = /\*([\w\d]+)/g;
+ var escapeRegExp = /[-[\]{}()+?.,\\^$|#\s]/g;
+
+ // Set up all inheritable **Backbone.Router** properties and methods.
+ _.extend(Backbone.Router.prototype, Backbone.Events, {
+
+ // Initialize is an empty function by default. Override it with your own
+ // initialization logic.
+ initialize : function(){},
+
+ // Manually bind a single named route to a callback. For example:
+ //
+ // this.route('search/:query/p:num', 'search', function(query, num) {
+ // ...
+ // });
+ //
+ route : function(route, name, callback) {
+ Backbone.history || (Backbone.history = new Backbone.History);
+ if (!_.isRegExp(route)) route = this._routeToRegExp(route);
+ Backbone.history.route(route, _.bind(function(fragment) {
+ var args = this._extractParameters(route, fragment);
+ callback.apply(this, args);
+ this.trigger.apply(this, ['route:' + name].concat(args));
+ }, this));
+ },
+
+ // Simple proxy to `Backbone.history` to save a fragment into the history.
+ navigate : function(fragment, triggerRoute) {
+ Backbone.history.navigate(fragment, triggerRoute);
+ },
+
+ // Bind all defined routes to `Backbone.history`. We have to reverse the
+ // order of the routes here to support behavior where the most general
+ // routes can be defined at the bottom of the route map.
+ _bindRoutes : function() {
+ if (!this.routes) return;
+ var routes = [];
+ for (var route in this.routes) {
+ routes.unshift([route, this.routes[route]]);
+ }
+ for (var i = 0, l = routes.length; i < l; i++) {
+ this.route(routes[i][0], routes[i][1], this[routes[i][1]]);
+ }
+ },
+
+ // Convert a route string into a regular expression, suitable for matching
+ // against the current location hash.
+ _routeToRegExp : function(route) {
+ route = route.replace(escapeRegExp, "\\$&")
+ .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 hashes.
+ var hashStrip = /^#*/;
+
+ // 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, {
+
+ // 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;
+ if (fragment.indexOf(this.options.root) == 0) fragment = fragment.substr(this.options.root.length);
+ } else {
+ fragment = window.location.hash;
+ }
+ }
+ return decodeURIComponent(fragment.replace(hashStrip, ''));
+ },
+
+ // 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._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 ('onhashchange' in window && !oldIE) {
+ $(window).bind('hashchange', this.checkUrl);
+ } else {
+ 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 (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;
+ } else if (this._wantsPushState && this._hasPushState && atRoot && loc.hash) {
+ this.fragment = loc.hash.replace(hashStrip, '');
+ window.history.replaceState({}, document.title, loc.protocol + '//' + loc.host + this.options.root + this.fragment);
+ }
+
+ if (!this.options.silent) {
+ return this.loadUrl();
+ }
+ },
+
+ // 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. You are responsible for properly
+ // URL-encoding the fragment in advance. This does not trigger
+ // a `hashchange` event.
+ navigate : function(fragment, triggerRoute) {
+ var frag = (fragment || '').replace(hashStrip, '');
+ if (this.fragment == frag || this.fragment == decodeURIComponent(frag)) return;
+ if (this._hasPushState) {
+ var loc = window.location;
+ if (frag.indexOf(this.options.root) != 0) frag = this.options.root + frag;
+ this.fragment = frag;
+ window.history.pushState({}, document.title, loc.protocol + '//' + loc.host + frag);
+ } else {
+ window.location.hash = this.fragment = frag;
+ if (this.iframe && (frag != this.getFragment(this.iframe.location.hash))) {
+ this.iframe.document.open().close();
+ this.iframe.location.hash = frag;
+ }
+ }
+ if (triggerRoute) this.loadUrl(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.delegateEvents();
+ this.initialize.apply(this, arguments);
+ };
+
+ // Element lookup, scoped to DOM elements within the current view.
+ // This should be prefered to global lookups, if you're dealing with
+ // a specific view.
+ var selectorDelegate = function(selector) {
+ return $(selector, this.el);
+ };
+
+ // Cached regex to split keys for `delegate`.
+ var eventSplitter = /^(\S+)\s*(.*)$/;
+
+ // 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',
+
+ // Attach the `selectorDelegate` function as the `$` property.
+ $ : selectorDelegate,
+
+ // 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;
+ },
+
+ // Set callbacks, where `this.callbacks` is a hash of
+ //
+ // *{"event selector": "callback"}*
+ //
+ // {
+ // 'mousedown .title': 'edit',
+ // 'click .button': 'save'
+ // }
+ //
+ // 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 = this.events))) return;
+ if (_.isFunction(events)) events = events.call(this);
+ $(this.el).unbind('.delegateEvents' + this.cid);
+ for (var key in events) {
+ var 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 {
+ $(this.el).delegate(selector, eventName, method);
+ }
+ }
+ },
+
+ // Performs the initial configuration of a View with a set of options.
+ // Keys with special meaning *(model, collection, id, className)*, are
+ // attached directly to the view.
+ _configure : function(options) {
+ if (this.options) options = _.extend({}, this.options, options);
+ for (var i = 0, l = viewOptions.length; i < l; i++) {
+ var attr = viewOptions[i];
+ if (options[attr]) this[attr] = options[attr];
+ }
+ this.options = options;
+ },
+
+ // Ensure that the View has a DOM element to render into.
+ // If `this.el` is a string, pass it through `$()`, take the first
+ // matching element, and re-assign it to `el`. Otherwise, create
+ // an element from the `id`, `className` and `tagName` proeprties.
+ _ensureElement : function() {
+ if (!this.el) {
+ var attrs = this.attributes || {};
+ if (this.id) attrs.id = this.id;
+ if (this.className) attrs['class'] = this.className;
+ this.el = this.make(this.tagName, attrs);
+ } else if (_.isString(this.el)) {
+ this.el = $(this.el).get(0);
+ }
+ }
+
+ });
+
+ // 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;
+
+ // Map from CRUD to HTTP for our default `Backbone.sync` implementation.
+ var methodMap = {
+ 'create': 'POST',
+ 'update': 'PUT',
+ 'delete': 'DELETE',
+ 'read' : 'GET'
+ };
+
+ // 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, uses 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 = _.extend({
+ type: type,
+ dataType: 'json'
+ }, options);
+
+ // Ensure that we have a URL.
+ if (!params.url) {
+ params.url = getUrl(model) || urlError();
+ }
+
+ // Ensure that we have the appropriate request data.
+ if (!params.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.
+ return $.ajax(params);
+ };
+
+ // 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 `super()`.
+ if (protoProps && protoProps.hasOwnProperty('constructor')) {
+ child = protoProps.constructor;
+ } else {
+ child = function(){ return 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 URL from a Model or Collection as a property
+ // or as a function.
+ var getUrl = function(object) {
+ if (!(object && object.url)) return null;
+ return _.isFunction(object.url) ? object.url() : object.url;
+ };
+
+ // 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(onError, model, options) {
+ return function(resp) {
+ if (onError) {
+ onError(model, resp, options);
+ } else {
+ model.trigger('error', model, resp, options);
+ }
+ };
+ };
+
+ // Helper function to escape a string for HTML rendering.
+ var escapeHTML = function(string) {
+ return string.replace(/&(?!\w+;|#\d+;|#x[\da-f]+;)/gi, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;').replace(/"/g, '&quot;').replace(/'/g, '&#x27;').replace(/\//g,'&#x2F;');
+ };
+
+}).call(this);
9,046 static/js/ext/jquery.js
9,046 additions, 0 deletions not shown because the diff is too large. Please use a local Git client to view these changes.
1,934 static/js/ext/require.js
@@ -0,0 +1,1934 @@
+/** vim: et:ts=4:sw=4:sts=4
+ * @license RequireJS 1.0.0 Copyright (c) 2010-2011, The Dojo Foundation All Rights Reserved.
+ * Available via the MIT or new BSD license.
+ * see: http://github.com/jrburke/requirejs for details
+ */
+/*jslint strict: false, plusplus: false, sub: true */
+/*global window: false, navigator: false, document: false, importScripts: false,
+ jQuery: false, clearInterval: false, setInterval: false, self: false,
+ setTimeout: false, opera: false */
+
+var requirejs, require, define;
+(function () {
+ //Change this version number for each release.
+ var version = "1.0.0",
+ commentRegExp = /(\/\*([\s\S]*?)\*\/|\/\/(.*)$)/mg,
+ cjsRequireRegExp = /require\(\s*["']([^'"\s]+)["']\s*\)/g,
+ currDirRegExp = /^\.\//,
+ jsSuffixRegExp = /\.js$/,
+ ostring = Object.prototype.toString,
+ ap = Array.prototype,
+ aps = ap.slice,
+ apsp = ap.splice,
+ isBrowser = !!(typeof window !== "undefined" && navigator && document),
+ isWebWorker = !isBrowser && typeof importScripts !== "undefined",
+ //PS3 indicates loaded and complete, but need to wait for complete
+ //specifically. Sequence is "loading", "loaded", execution,
+ // then "complete". The UA check is unfortunate, but not sure how
+ //to feature test w/o causing perf issues.
+ readyRegExp = isBrowser && navigator.platform === 'PLAYSTATION 3' ?
+ /^complete$/ : /^(complete|loaded)$/,
+ defContextName = "_",
+ //Oh the tragedy, detecting opera. See the usage of isOpera for reason.
+ isOpera = typeof opera !== "undefined" && opera.toString() === "[object Opera]",
+ empty = {},
+ contexts = {},
+ globalDefQueue = [],
+ interactiveScript = null,
+ checkLoadedDepth = 0,
+ useInteractive = false,
+ req, cfg = {}, currentlyAddingScript, s, head, baseElement, scripts, script,
+ src, subPath, mainScript, dataMain, i, ctx, jQueryCheck, checkLoadedTimeoutId;
+
+ function isFunction(it) {
+ return ostring.call(it) === "[object Function]";
+ }
+
+ function isArray(it) {
+ return ostring.call(it) === "[object Array]";
+ }
+
+ /**
+ * Simple function to mix in properties from source into target,
+ * but only if target does not already have a property of the same name.
+ * This is not robust in IE for transferring methods that match
+ * Object.prototype names, but the uses of mixin here seem unlikely to
+ * trigger a problem related to that.
+ */
+ function mixin(target, source, force) {
+ for (var prop in source) {
+ if (!(prop in empty) && (!(prop in target) || force)) {
+ target[prop] = source[prop];
+ }
+ }
+ return req;
+ }
+
+ /**
+ * Constructs an error with a pointer to an URL with more information.
+ * @param {String} id the error ID that maps to an ID on a web page.
+ * @param {String} message human readable error.
+ * @param {Error} [err] the original error, if there is one.
+ *
+ * @returns {Error}
+ */
+ function makeError(id, msg, err) {
+ var e = new Error(msg + '\nhttp://requirejs.org/docs/errors.html#' + id);
+ if (err) {
+ e.originalError = err;
+ }
+ return e;
+ }
+
+ /**
+ * Used to set up package paths from a packagePaths or packages config object.
+ * @param {Object} pkgs the object to store the new package config
+ * @param {Array} currentPackages an array of packages to configure
+ * @param {String} [dir] a prefix dir to use.
+ */
+ function configurePackageDir(pkgs, currentPackages, dir) {
+ var i, location, pkgObj;
+
+ for (i = 0; (pkgObj = currentPackages[i]); i++) {
+ pkgObj = typeof pkgObj === "string" ? { name: pkgObj } : pkgObj;
+ location = pkgObj.location;
+
+ //Add dir to the path, but avoid paths that start with a slash
+ //or have a colon (indicates a protocol)
+ if (dir && (!location || (location.indexOf("/") !== 0 && location.indexOf(":") === -1))) {
+ location = dir + "/" + (location || pkgObj.name);
+ }
+
+ //Create a brand new object on pkgs, since currentPackages can
+ //be passed in again, and config.pkgs is the internal transformed
+ //state for all package configs.
+ pkgs[pkgObj.name] = {
+ name: pkgObj.name,
+ location: location || pkgObj.name,
+ //Remove leading dot in main, so main paths are normalized,
+ //and remove any trailing .js, since different package
+ //envs have different conventions: some use a module name,
+ //some use a file name.
+ main: (pkgObj.main || "main")
+ .replace(currDirRegExp, '')
+ .replace(jsSuffixRegExp, '')
+ };
+ }
+ }
+
+ /**
+ * jQuery 1.4.3-1.5.x use a readyWait/ready() pairing to hold DOM
+ * ready callbacks, but jQuery 1.6 supports a holdReady() API instead.
+ * At some point remove the readyWait/ready() support and just stick
+ * with using holdReady.
+ */
+ function jQueryHoldReady($, shouldHold) {
+ if ($.holdReady) {
+ $.holdReady(shouldHold);
+ } else if (shouldHold) {
+ $.readyWait += 1;
+ } else {
+ $.ready(true);
+ }
+ }
+
+ if (typeof define !== "undefined") {
+ //If a define is already in play via another AMD loader,
+ //do not overwrite.
+ return;
+ }
+
+ if (typeof requirejs !== "undefined") {
+ if (isFunction(requirejs)) {
+ //Do not overwrite and existing requirejs instance.
+ return;
+ } else {
+ cfg = requirejs;
+ requirejs = undefined;
+ }
+ }
+
+ //Allow for a require config object
+ if (typeof require !== "undefined" && !isFunction(require)) {
+ //assume it is a config object.
+ cfg = require;
+ require = undefined;
+ }
+
+ /**
+ * Creates a new context for use in require and define calls.
+ * Handle most of the heavy lifting. Do not want to use an object
+ * with prototype here to avoid using "this" in require, in case it
+ * needs to be used in more super secure envs that do not want this.
+ * Also there should not be that many contexts in the page. Usually just
+ * one for the default context, but could be extra for multiversion cases
+ * or if a package needs a special context for a dependency that conflicts
+ * with the standard context.
+ */
+ function newContext(contextName) {
+ var context, resume,
+ config = {
+ waitSeconds: 7,
+ baseUrl: "./",
+ paths: {},
+ pkgs: {},
+ catchError: {}
+ },
+ defQueue = [],
+ specified = {
+ "require": true,
+ "exports": true,
+ "module": true
+ },
+ urlMap = {},
+ defined = {},
+ loaded = {},
+ waiting = {},
+ waitAry = [],
+ urlFetched = {},
+ managerCounter = 0,
+ managerCallbacks = {},
+ plugins = {},
+ //Used to indicate which modules in a build scenario
+ //need to be full executed.
+ needFullExec = {},
+ fullExec = {},
+ resumeDepth = 0;
+
+ /**
+ * Trims the . and .. from an array of path segments.
+ * It will keep a leading path segment if a .. will become
+ * the first path segment, to help with module name lookups,
+ * which act like paths, but can be remapped. But the end result,
+ * all paths that use this function should look normalized.
+ * NOTE: this method MODIFIES the input array.
+ * @param {Array} ary the array of path segments.
+ */
+ function trimDots(ary) {
+ var i, part;
+ for (i = 0; (part = ary[i]); i++) {
+ if (part === ".") {
+ ary.splice(i, 1);
+ i -= 1;
+ } else if (part === "..") {
+ if (i === 1 && (ary[2] === '..' || ary[0] === '..')) {
+ //End of the line. Keep at least one non-dot
+ //path segment at the front so it can be mapped
+ //correctly to disk. Otherwise, there is likely
+ //no path mapping for a path starting with '..'.
+ //This can still fail, but catches the most reasonable
+ //uses of ..
+ break;
+ } else if (i > 0) {
+ ary.splice(i - 1, 2);
+ i -= 2;
+ }
+ }
+ }
+ }
+
+ /**
+ * Given a relative module name, like ./something, normalize it to
+ * a real name that can be mapped to a path.
+ * @param {String} name the relative name
+ * @param {String} baseName a real name that the name arg is relative
+ * to.
+ * @returns {String} normalized name
+ */
+ function normalize(name, baseName) {
+ var pkgName, pkgConfig;
+
+ //Adjust any relative paths.
+ if (name && name.charAt(0) === ".") {
+ //If have a base name, try to normalize against it,
+ //otherwise, assume it is a top-level require that will
+ //be relative to baseUrl in the end.
+ if (baseName) {
+ if (config.pkgs[baseName]) {
+ //If the baseName is a package name, then just treat it as one
+ //name to concat the name with.
+ baseName = [baseName];
+ } else {
+ //Convert baseName to array, and lop off the last part,
+ //so that . matches that "directory" and not name of the baseName's
+ //module. For instance, baseName of "one/two/three", maps to
+ //"one/two/three.js", but we want the directory, "one/two" for
+ //this normalization.
+ baseName = baseName.split("/");
+ baseName = baseName.slice(0, baseName.length - 1);
+ }
+
+ name = baseName.concat(name.split("/"));
+ trimDots(name);
+
+ //Some use of packages may use a . path to reference the
+ //"main" module name, so normalize for that.
+ pkgConfig = config.pkgs[(pkgName = name[0])];
+ name = name.join("/");
+ if (pkgConfig && name === pkgName + '/' + pkgConfig.main) {
+ name = pkgName;
+ }
+ }
+ }
+ return name;
+ }
+
+ /**
+ * Creates a module mapping that includes plugin prefix, module
+ * name, and path. If parentModuleMap is provided it will
+ * also normalize the name via require.normalize()
+ *
+ * @param {String} name the module name
+ * @param {String} [parentModuleMap] parent module map
+ * for the module name, used to resolve relative names.
+ *
+ * @returns {Object}
+ */
+ function makeModuleMap(name, parentModuleMap) {
+ var index = name ? name.indexOf("!") : -1,
+ prefix = null,
+ parentName = parentModuleMap ? parentModuleMap.name : null,
+ originalName = name,
+ normalizedName, url, pluginModule;
+
+ if (index !== -1) {
+ prefix = name.substring(0, index);
+ name = name.substring(index + 1, name.length);
+ }
+
+ if (prefix) {
+ prefix = normalize(prefix, parentName);
+ }
+
+ //Account for relative paths if there is a base name.
+ if (name) {
+ if (prefix) {
+ pluginModule = defined[prefix];
+ if (pluginModule && pluginModule.normalize) {
+ //Plugin is loaded, use its normalize method.
+ normalizedName = pluginModule.normalize(name, function (name) {
+ return normalize(name, parentName);
+ });
+ } else {
+ normalizedName = normalize(name, parentName);
+ }
+ } else {
+ //A regular module.
+ normalizedName = normalize(name, parentName);
+
+ url = urlMap[normalizedName];
+ if (!url) {
+ //Calculate url for the module, if it has a name.
+ url = context.nameToUrl(normalizedName, null, parentModuleMap);
+
+ //Store the URL mapping for later.
+ urlMap[normalizedName] = url;
+ }
+ }
+ }
+
+ return {
+ prefix: prefix,
+ name: normalizedName,
+ parentMap: parentModuleMap,
+ url: url,
+ originalName: originalName,
+ fullName: prefix ? prefix + "!" + (normalizedName || '') : normalizedName
+ };
+ }
+
+ /**
+ * Determine if priority loading is done. If so clear the priorityWait
+ */
+ function isPriorityDone() {
+ var priorityDone = true,
+ priorityWait = config.priorityWait,
+ priorityName, i;
+ if (priorityWait) {
+ for (i = 0; (priorityName = priorityWait[i]); i++) {
+ if (!loaded[priorityName]) {
+ priorityDone = false;
+ break;
+ }
+ }
+ if (priorityDone) {
+ delete config.priorityWait;
+ }
+ }
+ return priorityDone;
+ }
+
+ function makeContextModuleFunc(func, relModuleMap, enableBuildCallback) {
+ return function () {
+ //A version of a require function that passes a moduleName
+ //value for items that may need to
+ //look up paths relative to the moduleName
+ var args = aps.call(arguments, 0), lastArg;
+ if (enableBuildCallback &&
+ isFunction((lastArg = args[args.length - 1]))) {
+ lastArg.__requireJsBuild = true;
+ }
+ args.push(relModuleMap);
+ return func.apply(null, args);
+ };
+ }
+
+ /**
+ * Helper function that creates a require function object to give to
+ * modules that ask for it as a dependency. It needs to be specific
+ * per module because of the implication of path mappings that may
+ * need to be relative to the module name.
+ */
+ function makeRequire(relModuleMap, enableBuildCallback) {
+ var modRequire = makeContextModuleFunc(context.require, relModuleMap, enableBuildCallback);
+
+ mixin(modRequire, {
+ nameToUrl: makeContextModuleFunc(context.nameToUrl, relModuleMap),
+ toUrl: makeContextModuleFunc(context.toUrl, relModuleMap),
+ defined: makeContextModuleFunc(context.requireDefined, relModuleMap),
+ specified: makeContextModuleFunc(context.requireSpecified, relModuleMap),
+ isBrowser: req.isBrowser
+ });
+ return modRequire;
+ }
+
+ /*
+ * Queues a dependency for checking after the loader is out of a
+ * "paused" state, for example while a script file is being loaded
+ * in the browser, where it may have many modules defined in it.
+ */
+ function queueDependency(manager) {
+ context.paused.push(manager);
+ }
+
+ function execManager(manager) {
+ var i, ret, err, errFile, errModuleTree,
+ cb = manager.callback,
+ map = manager.map,
+ fullName = map.fullName,
+ args = manager.deps,
+ listeners = manager.listeners;
+
+ //Call the callback to define the module, if necessary.
+ if (cb && isFunction(cb)) {
+ if (config.catchError.define) {
+ try {
+ ret = req.execCb(fullName, manager.callback, args, defined[fullName]);
+ } catch (e) {
+ err = e;
+ }
+ } else {
+ ret = req.execCb(fullName, manager.callback, args, defined[fullName]);
+ }
+
+ if (fullName) {
+ //If setting exports via "module" is in play,
+ //favor that over return value and exports. After that,
+ //favor a non-undefined return value over exports use.
+ if (manager.cjsModule && manager.cjsModule.exports !== undefined) {
+ ret = defined[fullName] = manager.cjsModule.exports;
+ } else if (ret === undefined && manager.usingExports) {
+ //exports already set the defined value.
+ ret = defined[fullName];
+ } else {
+ //Use the return value from the function.
+ defined[fullName] = ret;
+ //If this module needed full execution in a build
+ //environment, mark that now.
+ if (needFullExec[fullName]) {
+ fullExec[fullName] = true;
+ }
+ }
+ }
+ } else if (fullName) {
+ //May just be an object definition for the module. Only
+ //worry about defining if have a module name.
+ ret = defined[fullName] = cb;
+
+ //If this module needed full execution in a build
+ //environment, mark that now.
+ if (needFullExec[fullName]) {
+ fullExec[fullName] = true;
+ }
+ }
+
+ //Clean up waiting. Do this before error calls, and before
+ //calling back listeners, so that bookkeeping is correct
+ //in the event of an error and error is reported in correct order,
+ //since the listeners will likely have errors if the
+ //onError function does not throw.
+ if (waiting[manager.id]) {
+ delete waiting[manager.id];
+ manager.isDone = true;
+ context.waitCount -= 1;
+ if (context.waitCount === 0) {
+ //Clear the wait array used for cycles.
+ waitAry = [];
+ }
+ }
+
+ //Do not need to track manager callback now that it is defined.
+ delete managerCallbacks[fullName];
+
+ //Allow instrumentation like the optimizer to know the order
+ //of modules executed and their dependencies.
+ if (req.onResourceLoad && !manager.placeholder) {
+ req.onResourceLoad(context, map, manager.depArray);
+ }
+
+ if (err) {
+ errFile = (fullName ? makeModuleMap(fullName).url : '') ||
+ err.fileName || err.sourceURL;
+ errModuleTree = err.moduleTree;
+ err = makeError('defineerror', 'Error evaluating ' +
+ 'module "' + fullName + '" at location "' +
+ errFile + '":\n' +
+ err + '\nfileName:' + errFile +
+ '\nlineNumber: ' + (err.lineNumber || err.line), err);
+ err.moduleName = fullName;
+ err.moduleTree = errModuleTree;
+ return req.onError(err);
+ }
+
+ //Let listeners know of this manager's value.
+ for (i = 0; (cb = listeners[i]); i++) {
+ cb(ret);
+ }
+
+ return undefined;
+ }
+
+ /**
+ * Helper that creates a callack function that is called when a dependency
+ * is ready, and sets the i-th dependency for the manager as the
+ * value passed to the callback generated by this function.
+ */
+ function makeArgCallback(manager, i) {
+ return function (value) {
+ //Only do the work if it has not been done
+ //already for a dependency. Cycle breaking
+ //logic in forceExec could mean this function
+ //is called more than once for a given dependency.
+ if (!manager.depDone[i]) {
+ manager.depDone[i] = true;
+ manager.deps[i] = value;
+ manager.depCount -= 1;
+ if (!manager.depCount) {
+ //All done, execute!
+ execManager(manager);
+ }
+ }
+ };
+ }
+
+ function callPlugin(pluginName, depManager) {
+ var map = depManager.map,
+ fullName = map.fullName,
+ name = map.name,
+ plugin = plugins[pluginName] ||
+ (plugins[pluginName] = defined[pluginName]),
+ load;
+
+ //No need to continue if the manager is already
+ //in the process of loading.
+ if (depManager.loading) {
+ return;
+ }
+ depManager.loading = true;
+
+ load = function (ret) {
+ depManager.callback = function () {
+ return ret;
+ };
+ execManager(depManager);
+
+ loaded[depManager.id] = true;
+
+ //The loading of this plugin
+ //might have placed other things
+ //in the paused queue. In particular,
+ //a loader plugin that depends on
+ //a different plugin loaded resource.
+ resume();
+ };
+
+ //Allow plugins to load other code without having to know the
+ //context or how to "complete" the load.
+ load.fromText = function (moduleName, text) {
+ /*jslint evil: true */
+ var hasInteractive = useInteractive;
+
+ //Indicate a the module is in process of loading.
+ loaded[moduleName] = false;
+ context.scriptCount += 1;
+
+ //Indicate this is not a "real" module, so do not track it
+ //for builds, it does not map to a real file.
+ context.fake[moduleName] = true;
+
+ //Turn off interactive script matching for IE for any define
+ //calls in the text, then turn it back on at the end.
+ if (hasInteractive) {
+ useInteractive = false;
+ }
+