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ox: only process proper messages

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We only want to have the decrypted message or the alternative body in
message->plain.

Also let's print error messages if it makes sense and log other issues.

Partly addresses the commit in the comit mesage of:
2dc0cc489c
This commit is contained in:
Michael Vetter 2022-05-04 16:01:03 +02:00
parent 1eaa2c1529
commit 66eeccf408
1 changed files with 11 additions and 12 deletions
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23
src/xmpp/message.c
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@ -1467,14 +1467,13 @@ _handle_ox_chat(xmpp_stanza_t* const stanza, ProfMessage* message, gboolean is_m
#ifdef HAVE_LIBGPGME
xmpp_stanza_t* ox = xmpp_stanza_get_child_by_name_and_ns(stanza, "openpgp", STANZA_NS_OPENPGP_0);
if (ox) {
message->plain = p_ox_gpg_decrypt(xmpp_stanza_get_text(ox));
if (message->plain) {
xmpp_stanza_t* x = xmpp_stanza_new_from_string(connection_get_ctx(), message->plain);
if (x) {
xmpp_stanza_t* p = xmpp_stanza_get_child_by_name(x, "payload");
gchar* decrypted = p_ox_gpg_decrypt(xmpp_stanza_get_text(ox));
if (decrypted) {
xmpp_stanza_t* decrypted_stanza = xmpp_stanza_new_from_string(connection_get_ctx(), decrypted);
if (decrypted_stanza) {
xmpp_stanza_t* p = xmpp_stanza_get_child_by_name(decrypted_stanza, "payload");
if (!p) {
log_warning("OX Stanza - no Payload");
message->plain = "OX error: No payload found";
return;
}
xmpp_stanza_t* b = xmpp_stanza_get_child_by_name(p, "body");
@ -1484,18 +1483,18 @@ _handle_ox_chat(xmpp_stanza_t* const stanza, ProfMessage* message, gboolean is_m
}
message->plain = xmpp_stanza_get_text(b);
message->encrypted = xmpp_stanza_get_text(ox);
if (message->plain == NULL) {
message->plain = xmpp_stanza_get_text(stanza);
}
} else {
message->plain = "Unable to decrypt OX message (XEP-0373: OpenPGP for XMPP)";
cons_show("Unable to decrypt OX message (XEP-0373: OpenPGP for XMPP)");
log_warning("OX Stanza text to stanza failed");
}
} else {
message->plain = "Unable to decrypt OX message (XEP-0373: OpenPGP for XMPP)";
// get alternative text from message body
xmpp_stanza_t* b = xmpp_stanza_get_child_by_name(stanza, "body");
if (b) {
message->plain = xmpp_stanza_get_text(b);
}
}
} else {
message->plain = "OX stanza without openpgp name";
log_warning("OX Stanza without openpgp stanza");
}
#endif // HAVE_LIBGPGME