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Versions: 58
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Contents
/**
* API to allow access to failure UI and recovery.
*
* Can watch collections for errors saving models and display the error
* allong with a retry button.
*
* pageflow.editor.failures.watch(collection);
*
* It's possible to add failures to the UI by adding instances of subclasses of pageflow.Failure:
*
* pageflow.editor.failures.add(new pageflow.OrderingFailure(model, collection));
*
* @alias pageflow.Failures
* @memberof module:pageflow/editor
*/
pageflow.FailuresAPI = pageflow.Object.extend(
/** @lends module:pageflow/editor.pageflow.Failures */{
initialize: function() {
this.failures = {};
this.length = 0;
},
/**
* Listen to the `error` and `sync` events of a collection and
* create {@link module:pageflow/editor.pageflow.SavingFailure
* pageflow.SavingFailure} objects.
*/
watch: function(collection) {
this.listenTo(collection, 'sync', this.remove);
this.listenTo(collection, 'error', function(model) {
if (!model.isNew()) {
this.add(new pageflow.SavingFailure(model));
}
});
},
retry: function() {
_.each(this.failures, function(failure, key) {
this.remove(key);
failure.retry();
}, this);
},
isEmpty: function() {
return _.size(this.failures) === 0;
},
/**
* Record that a failure occured.
*
* @param {pageflow.Failure} failure
* The failure object to add.
*/
add: function(failure) {
this.failures[failure.key()] = failure;
this.length = _.size(this.failures);
},
remove: function(key) {
delete this.failures[key];
this.length = _.size(this.failures);
},
count: function() {
return this.length;
}
});
_.extend(pageflow.FailuresAPI.prototype, Backbone.Events);
Version data entries
58 entries across 58 versions & 1 rubygems