diff options
Diffstat (limited to 'src/xmpp')
| -rw-r--r-- | src/xmpp/xmpp_component.cpp | 33 |
1 files changed, 21 insertions, 12 deletions
diff --git a/src/xmpp/xmpp_component.cpp b/src/xmpp/xmpp_component.cpp index 7e00346..eb23087 100644 --- a/src/xmpp/xmpp_component.cpp +++ b/src/xmpp/xmpp_component.cpp @@ -367,6 +367,18 @@ void XmppComponent::handle_message(const Stanza& stanza) stanza_error.disable(); } +// We MUST return an iq, whatever happens, except if the type is +// "result". +// To do this, we use a scopeguard. If an exception is raised somewhere, an +// iq of type error "internal-server-error" is sent. If we handle the +// request properly (by calling a function that registers an iq to be sent +// later, or that directly sends an iq), we disable the ScopeGuard. If we +// reach the end of the function without having disabled the scopeguard, we +// send a "feature-not-implemented" iq as a result. If an other kind of +// error is found (for example the feature is implemented in biboumi, but +// the request is missing some attribute) we can just change the values of +// error_type and error_name and return from the function (without disabling +// the scopeguard); an iq error will be sent void XmppComponent::handle_iq(const Stanza& stanza) { std::string id = stanza.get_tag("id"); @@ -386,6 +398,8 @@ void XmppComponent::handle_iq(const Stanza& stanza) Bridge* bridge = this->get_user_bridge(from); Jid to(to_str); + // These two values will be used in the error iq sent if we don't disable + // the scopeguard. std::string error_type("cancel"); std::string error_name("internal-server-error"); utils::ScopeGuard stanza_error([&](){ @@ -403,19 +417,14 @@ void XmppComponent::handle_iq(const Stanza& stanza) std::string nick = child->get_tag("nick"); std::string role = child->get_tag("role"); if (!nick.empty() && role == "none") - { + { // This is a kick std::string reason; XmlNode* reason_el = child->get_child(MUC_ADMIN_NS":reason"); if (reason_el) reason = reason_el->get_inner(); Iid iid(to.local); bridge->send_irc_kick(iid, nick, reason); - } - else - { - error_type = "cancel"; - error_name = "feature-not-implemented"; - return; + stanza_error.disable(); } } } @@ -428,16 +437,16 @@ void XmppComponent::handle_iq(const Stanza& stanza) if (to_str == this->served_hostname) { // On the gateway itself this->send_self_disco_info(id, from); + stanza_error.disable(); } } } - else + else if (type == "result") { - error_type = "cancel"; - error_name = "feature-not-implemented"; - return; + stanza_error.disable(); } - stanza_error.disable(); + error_type = "cancel"; + error_name = "feature-not-implemented"; } void XmppComponent::handle_error(const Stanza& stanza) |