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feat(xep): Implement XEP 0421 in Moxxmpp.

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Signed-off-by: Ikjot Singh Dhody <ikjotsd@gmail.com>
This commit is contained in:
Ikjot Singh Dhody 2023-06-11 22:09:29 +05:30
parent aa71d3ed5d
commit ac5bb9e461
4 changed files with 71 additions and 0 deletions
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1
packages/moxxmpp/lib/moxxmpp.dart
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@ -85,6 +85,7 @@ export 'package:moxxmpp/src/xeps/xep_0388/errors.dart';
export 'package:moxxmpp/src/xeps/xep_0388/negotiators.dart';
export 'package:moxxmpp/src/xeps/xep_0388/user_agent.dart';
export 'package:moxxmpp/src/xeps/xep_0388/xep_0388.dart';
export 'package:moxxmpp/src/xeps/xep_0421.dart';
export 'package:moxxmpp/src/xeps/xep_0424.dart';
export 'package:moxxmpp/src/xeps/xep_0444.dart';
export 'package:moxxmpp/src/xeps/xep_0446.dart';

1
packages/moxxmpp/lib/src/managers/namespaces.dart
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@ -32,3 +32,4 @@ const messageReactionsManager = 'org.moxxmpp.messagereactionsmanager';
const stickersManager = 'org.moxxmpp.stickersmanager';
const entityCapabilitiesManager = 'org.moxxmpp.entitycapabilities';
const messageProcessingHintManager = 'org.moxxmpp.messageprocessinghint';
const occupantIdManager = 'org.moxxmpp.occupantidmanager';

3
packages/moxxmpp/lib/src/namespaces.dart
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@ -123,6 +123,9 @@ const sasl2Xmlns = 'urn:xmpp:sasl:2';
// XEP-0420
const sceXmlns = 'urn:xmpp:sce:1';
// XEP-0421
const occupantIdXmlns = 'urn:xmpp:occupant-id:0';
// XEP-0422
const fasteningXmlns = 'urn:xmpp:fasten:0';

66
packages/moxxmpp/lib/src/xeps/xep_0421.dart Normal file
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@ -0,0 +1,66 @@
import 'dart:async';
import 'package:moxxmpp/src/managers/base.dart';
import 'package:moxxmpp/src/managers/data.dart';
import 'package:moxxmpp/src/managers/handlers.dart';
import 'package:moxxmpp/src/managers/namespaces.dart';
import 'package:moxxmpp/src/namespaces.dart';
import 'package:moxxmpp/src/stanza.dart';
import 'package:moxxmpp/src/stringxml.dart';
/// Representation of a <occupant-id /> element.
class OccupantIdData implements StanzaHandlerExtension {
const OccupantIdData(
this.id,
);
/// The unique occupant id.
final String id;
XMLNode toXML() {
return XMLNode.xmlns(
tag: 'occupant-id',
xmlns: occupantIdXmlns,
attributes: {
'id': id,
},
);
}
}
class OccupantIdManager extends XmppManagerBase {
OccupantIdManager() : super(occupantIdManager);
@override
List<String> getDiscoFeatures() => [
occupantIdXmlns,
];
@override
List<StanzaHandler> getIncomingStanzaHandlers() => [
StanzaHandler(
stanzaTag: 'message',
callback: _onMessage,
// Before the MessageManager
priority: -99,
),
];
@override
Future<bool> isSupported() async => true;
Future<StanzaHandlerData> _onMessage(
Stanza stanza,
StanzaHandlerData state,
) async {
OccupantIdData? occupantId;
final occupantIdElement =
stanza.firstTag('occupant-id', xmlns: occupantIdXmlns);
// Process the occupant id
if (occupantIdElement != null) {
occupantId =
OccupantIdData(occupantIdElement.attributes['id']! as String);
state.extensions.set(occupantId);
}
return state;
}
}