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Diffstat (limited to 'xmpp-vala/src/module/xep')
-rw-r--r--xmpp-vala/src/module/xep/0084_user_avatars.vala15
1 files changed, 12 insertions, 3 deletions
diff --git a/xmpp-vala/src/module/xep/0084_user_avatars.vala b/xmpp-vala/src/module/xep/0084_user_avatars.vala
index 92ac54e2..8fb9f58d 100644
--- a/xmpp-vala/src/module/xep/0084_user_avatars.vala
+++ b/xmpp-vala/src/module/xep/0084_user_avatars.vala
@@ -40,7 +40,8 @@ namespace Xmpp.Xep.UserAvatars {
public void on_pupsub_event(XmppStream stream, Jid jid, string id, StanzaNode? node) {
StanzaNode? info_node = node.get_subnode("info", NS_URI_METADATA);
- if (info_node == null || info_node.get_attribute("type") != "image/png") return;
+ string? type = info_node == null ? null : info_node.get_attribute("type");
+ if (type != "image/png" && type != "image/jpeg") return;
if (storage.has_image(id)) {
stream.get_module(Module.IDENTITY).received_avatar(stream, jid, id);
} else {
@@ -52,8 +53,16 @@ namespace Xmpp.Xep.UserAvatars {
public override string get_id() { return IDENTITY.id; }
private void on_pubsub_data_response(XmppStream stream, Jid jid, string? id, StanzaNode? node) {
- if (node == null) return;
- storage.store(id, Base64.decode(node.get_string_content()));
+ if (node == null || id == null) {
+ return;
+ }
+ uint8[] image = Base64.decode(node.get_string_content());
+ string sha1 = Checksum.compute_for_data(ChecksumType.SHA1, image);
+ if (sha1 != id) {
+ warning("sha sum did not match for avatar from "+jid.to_string()+" expected="+id+", actual="+sha1);
+ return;
+ }
+ storage.store(id, image);
stream.get_module(Module.IDENTITY).received_avatar(stream, jid, id);
}
}