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Former-commit-id: 8e6ca9a1334c73671aba1b4c974d738dbd7d72e1
This commit is contained in:
John-David Dalton
2012-12-18 07:41:34 -08:00
parent 7bea30b2e6
commit 647746ea72
7 changed files with 286 additions and 219 deletions
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50
vendor/backbone/backbone.js vendored
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@@ -190,25 +190,27 @@
// An inversion-of-control version of `on`. Tell *this* object to listen to
// an event in another object ... keeping track of what it's listening to.
listenTo: function(object, events, callback) {
listenTo: function(object, events, callback, context) {
context = context || this;
var listeners = this._listeners || (this._listeners = {});
var id = object._listenerId || (object._listenerId = _.uniqueId('l'));
listeners[id] = object;
object.on(events, callback || this, this);
object.on(events, callback || context, context);
return this;
},
// Tell this object to stop listening to either specific events ... or
// to every object it's currently listening to.
stopListening: function(object, events, callback) {
stopListening: function(object, events, callback, context) {
context = context || this;
var listeners = this._listeners;
if (!listeners) return;
if (object) {
object.off(events, callback, this);
object.off(events, callback, context);
if (!events && !callback) delete listeners[object._listenerId];
} else {
for (var id in listeners) {
listeners[id].off(null, null, this);
listeners[id].off(null, null, context);
}
this._listeners = {};
}
@@ -237,7 +239,7 @@
this.attributes = {};
this._changes = [];
if (options && options.collection) this.collection = options.collection;
if (options && options.parse) attrs = this.parse(attrs);
if (options && options.parse) attrs = this.parse(attrs, options);
if (defaults = _.result(this, 'defaults')) _.defaults(attrs, defaults);
this.set(attrs, {silent: true});
this._currentAttributes = _.clone(this.attributes);
@@ -352,7 +354,7 @@
var model = this;
var success = options.success;
options.success = function(resp, status, xhr) {
if (!model.set(model.parse(resp), options)) return false;
if (!model.set(model.parse(resp, options), options)) return false;
if (success) success(model, resp, options);
};
return this.sync('read', this, options);
@@ -394,7 +396,7 @@
var success = options.success;
options.success = function(resp, status, xhr) {
done = true;
var serverAttrs = model.parse(resp);
var serverAttrs = model.parse(resp, options);
if (options.wait) serverAttrs = _.extend(attrs || {}, serverAttrs);
if (!model.set(serverAttrs, options)) return false;
if (success) success(model, resp, options);
@@ -453,7 +455,7 @@
// **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) {
parse: function(resp, options) {
return resp;
},
@@ -567,8 +569,8 @@
},
// Run validation against the next complete set of model attributes,
// returning `true` if all is well. If a specific `error` callback has
// been passed, call that instead of firing the general `"error"` event.
// returning `true` if all is well. Otherwise, fire a general
// `"error"` event and call the error callback, if specified.
_validate: function(attrs, options) {
if (!this.validate) return true;
attrs = _.extend({}, this.attributes, attrs);
@@ -636,11 +638,10 @@
}
models[i] = model;
existing = model.id != null && this._byId[model.id];
// If a duplicate is found, prevent it from being added and
// optionally merge it into the existing model.
if (existing || this._byCid[model.cid]) {
if (options && options.merge && existing) {
if (existing = this.get(model)) {
if (options && options.merge) {
existing.set(model.attributes, options);
needsSort = sort;
}
@@ -651,7 +652,7 @@
// Listen to added models' events, and index models for lookup by
// `id` and by `cid`.
model.on('all', this._onModelEvent, this);
this._byCid[model.cid] = model;
this._byId[model.cid] = model;
if (model.id != null) this._byId[model.id] = model;
}
@@ -685,7 +686,7 @@
model = this.get(models[i]);
if (!model) continue;
delete this._byId[model.id];
delete this._byCid[model.cid];
delete this._byId[model.cid];
index = this.indexOf(model);
this.models.splice(index, 1);
this.length--;
@@ -734,7 +735,8 @@
// Get a model from the set by id.
get: function(obj) {
if (obj == null) return void 0;
return this._byId[obj.id != null ? obj.id : obj] || this._byCid[obj.cid || obj];
this._idAttr || (this._idAttr = this.model.prototype.idAttribute);
return this._byId[obj.id || obj.cid || obj[this._idAttr] || obj];
},
// Get the model at the given index.
@@ -781,9 +783,8 @@
update: function(models, options) {
var model, i, l, existing;
var add = [], remove = [], modelMap = {};
var idAttr = this.model.prototype.idAttribute;
options = _.extend({add: true, merge: true, remove: true}, options);
if (options.parse) models = this.parse(models);
if (options.parse) models = this.parse(models, options);
// Allow a single model (or no argument) to be passed.
if (!_.isArray(models)) models = models ? [models] : [];
@@ -794,7 +795,7 @@
// Determine which models to add and merge, and which to remove.
for (i = 0, l = models.length; i < l; i++) {
model = models[i];
existing = this.get(model.id || model.cid || model[idAttr]);
existing = this.get(model);
if (options.remove && existing) modelMap[existing.cid] = true;
if ((options.add && !existing) || (options.merge && existing)) {
add.push(model);
@@ -818,7 +819,7 @@
// any `add` or `remove` events. Fires `reset` when finished.
reset: function(models, options) {
options || (options = {});
if (options.parse) models = this.parse(models);
if (options.parse) models = this.parse(models, options);
for (var i = 0, l = this.models.length; i < l; i++) {
this._removeReference(this.models[i]);
}
@@ -865,7 +866,7 @@
// **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) {
parse: function(resp, options) {
return resp;
},
@@ -886,7 +887,6 @@
this.length = 0;
this.models = [];
this._byId = {};
this._byCid = {};
},
// Prepare a model or hash of attributes to be added to this collection.
@@ -1473,7 +1473,7 @@
};
// Make the request, allowing the user to override any Ajax options.
var xhr = Backbone.ajax(_.extend(params, options));
var xhr = options.xhr = Backbone.ajax(_.extend(params, options));
model.trigger('request', model, xhr, options);
return xhr;
};
@@ -1499,7 +1499,7 @@
if (protoProps && _.has(protoProps, 'constructor')) {
child = protoProps.constructor;
} else {
child = function(){ parent.apply(this, arguments); };
child = function(){ return parent.apply(this, arguments); };
}
// Add static properties to the constructor function, if supplied.