From 2fe8489d368a371aefbfbe66e74621a8df14cdc2 Mon Sep 17 00:00:00 2001 From: fiaxh Date: Fri, 10 Mar 2017 17:01:45 +0100 Subject: Rename vala-xmpp library to xmpp-vala --- xmpp-vala/src/module/xep/0054_vcard/module.vala | 87 +++++++++++++++++++++++++ 1 file changed, 87 insertions(+) create mode 100644 xmpp-vala/src/module/xep/0054_vcard/module.vala (limited to 'xmpp-vala/src/module/xep/0054_vcard') diff --git a/xmpp-vala/src/module/xep/0054_vcard/module.vala b/xmpp-vala/src/module/xep/0054_vcard/module.vala new file mode 100644 index 00000000..58b71d2c --- /dev/null +++ b/xmpp-vala/src/module/xep/0054_vcard/module.vala @@ -0,0 +1,87 @@ +using Xmpp.Core; + +namespace Xmpp.Xep.VCard { +private const string NS_URI = "vcard-temp"; +private const string NS_URI_UPDATE = NS_URI + ":x:update"; + +public class Module : XmppStreamModule { + public const string ID = "0027_current_pgp_usage"; + + public signal void received_avatar(XmppStream stream, string jid, string id); + + private PixbufStorage storage; + + public Module(PixbufStorage storage) { + this.storage = storage; + } + + public override void attach(XmppStream stream) { + Iq.Module.require(stream); + Presence.Module.require(stream); + Presence.Module.get_module(stream).received_presence.connect(on_received_presence); + } + + public override void detach(XmppStream stream) { + Presence.Module.get_module(stream).received_presence.disconnect(on_received_presence); + } + + public static Module? get_module(XmppStream stream) { + return (Module?) stream.get_module(NS_URI, ID); + } + + public static void require(XmppStream stream) { + if (get_module(stream) == null) stderr.printf("VCardModule required but not attached!\n"); ; + } + + public override string get_ns() { return NS_URI; } + public override string get_id() { return ID; } + + private void on_received_presence(XmppStream stream, Presence.Stanza presence) { + StanzaNode? update_node = presence.stanza.get_subnode("x", NS_URI_UPDATE); + if (update_node == null) return; + StanzaNode? photo_node = update_node.get_subnode("photo", NS_URI_UPDATE); + if (photo_node == null) return; + string? sha1 = photo_node.get_string_content(); + if (sha1 == null) return; + if (storage.has_image(sha1)) { + if (Muc.Flag.get_flag(stream).is_occupant(presence.from)) { + received_avatar(stream, presence.from, sha1); + } else { + received_avatar(stream, get_bare_jid(presence.from), sha1); + } + } else { + Iq.Stanza iq = new Iq.Stanza.get(new StanzaNode.build("vCard", NS_URI).add_self_xmlns()); + if (Muc.Flag.get_flag(stream).is_occupant(presence.from)) { + iq.to = presence.from; + } else { + iq.to = get_bare_jid(presence.from); + } + Iq.Module.get_module(stream).send_iq(stream, iq, new IqResponseListenerImpl(this, storage, sha1)); + } + } + + private class IqResponseListenerImpl : Iq.ResponseListener, Object { + Module outer; + PixbufStorage storage; + string id; + public IqResponseListenerImpl(Module outer, PixbufStorage storage, string id) { + this.outer = outer; + this.id = id; + this.storage = storage; + } + public void on_result(XmppStream stream, Iq.Stanza iq) { + if (iq.is_error()) return; + StanzaNode? vcard_node = iq.stanza.get_subnode("vCard", NS_URI); + if (vcard_node == null) return; + StanzaNode? photo_node = vcard_node.get_subnode("PHOTO", NS_URI); + if (photo_node == null) return; + StanzaNode? binary_node = photo_node.get_subnode("BINVAL", NS_URI); + if (binary_node == null) return; + string? content = binary_node.get_string_content(); + if (content == null) return; + storage.store(id, Base64.decode(content)); + outer.received_avatar(stream, iq.from, id); + } + } +} +} -- cgit v1.2.3-54-g00ecf