Commit 197451db authored by JC Brand's avatar JC Brand

Add support XEP-0128 service discovery extensions

Also add new API methods which return features and XEP-128 fields.
parent acef8fea
......@@ -46,6 +46,12 @@
);
this.features.on('add', this.onFeatureAdded, this);
this.fields = new Backbone.Collection();
this.fields.browserStorage = new Backbone.BrowserStorage.session(
b64_sha1(`converse.fields-${this.get('jid')}`)
);
this.fields.on('add', this.onFieldAdded, this);
this.identities = new Backbone.Collection();
this.identities.browserStorage = new Backbone.BrowserStorage.session(
b64_sha1(`converse.identities-${this.get('jid')}`)
......@@ -109,6 +115,11 @@
_converse.emit('serviceDiscovered', feature);
},
onFieldAdded (field) {
field.entity = this;
_converse.emit('discoExtensionFieldDiscovered', field);
},
fetchFeatures () {
if (this.features.browserStorage.records.length === 0) {
this.queryInfo();
......@@ -184,12 +195,22 @@
if (stanza.querySelector(`feature[var="${Strophe.NS.DISCO_ITEMS}"]`)) {
this.queryForItems();
}
_.forEach(stanza.querySelectorAll('feature'), (feature) => {
_.forEach(stanza.querySelectorAll('feature'), feature => {
this.features.create({
'var': feature.getAttribute('var'),
'from': stanza.getAttribute('from')
});
});
// XEP-0128 Service Discovery Extensions
_.forEach(sizzle('x[type="result"][xmlns="jabber:x:data"] field', stanza), field => {
this.fields.create({
'var': field.getAttribute('var'),
'value': _.get(field.querySelector('value'), 'textContent'),
'from': stanza.getAttribute('from')
});
});
this.waitUntilFeaturesDiscovered.resolve(this);
this.trigger('featuresDiscovered');
}
......@@ -541,7 +562,7 @@
*/
'supports' (feature, jid) {
if (_.isNil(jid)) {
throw new TypeError('disco.supports: You need to provide an entity JID');
throw new TypeError('api.disco.supports: You need to provide an entity JID');
}
return _converse.api.waitUntil('discoInitialized')
.then(() => _converse.api.disco.entities.get(jid, true))
......@@ -555,6 +576,47 @@
}).then(result => f.filter(f.isObject, result));
},
/**
* Return all the features associated with a disco entity
*
* @method _converse.api.disco.getFeatures
* @param {string} jid The JID of the entity whose features are returned.
* @example
* const features = await _converse.api.disco.getFeatures('room@conference.example.org');
*/
'getFeatures' (jid) {
if (_.isNil(jid)) {
throw new TypeError('api.disco.getFeatures: You need to provide an entity JID');
}
return _converse.api.waitUntil('discoInitialized')
.then(() => _converse.api.disco.entities.get(jid, true))
.then(entity => entity.waitUntilFeaturesDiscovered)
.then(entity => entity.features)
.catch(_.partial(_converse.log, _, Strophe.LogLevel.FATAL));
},
/**
* Return all the service discovery extensions fields
* associated with an entity.
*
* See [XEP-0129: Service Discovery Extensions](https://xmpp.org/extensions/xep-0128.html)
*
* @method _converse.api.disco.getFields
* @param {string} jid The JID of the entity whose fields are returned.
* @example
* const fields = await _converse.api.disco.getFields('room@conference.example.org');
*/
'getFields' (jid) {
if (_.isNil(jid)) {
throw new TypeError('api.disco.getFields: You need to provide an entity JID');
}
return _converse.api.waitUntil('discoInitialized')
.then(() => _converse.api.disco.entities.get(jid, true))
.then(entity => entity.waitUntilFeaturesDiscovered)
.then(entity => entity.fields)
.catch(_.partial(_converse.log, _, Strophe.LogLevel.FATAL));
},
/**
* Get the identity (with the given category and type) for a given disco entity.
*
......
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