diff options
| -rw-r--r-- | plugins/muc/muc.lib.lua | 34 | ||||
| -rw-r--r-- | util/stanza.lua | 26 |
2 files changed, 43 insertions, 17 deletions
diff --git a/plugins/muc/muc.lib.lua b/plugins/muc/muc.lib.lua index f27cf191..0544cfe3 100644 --- a/plugins/muc/muc.lib.lua +++ b/plugins/muc/muc.lib.lua @@ -59,19 +59,12 @@ local kickable_error_conditions = { ["service-unavailable"] = true; ["malformed error"] = true; }; + local function get_error_condition(stanza) - for _, tag in ipairs(stanza.tags) do - if tag.name == "error" and (not(tag.attr.xmlns) or tag.attr.xmlns == "jabber:client") then - for _, cond in ipairs(tag.tags) do - if cond.attr.xmlns == "urn:ietf:params:xml:ns:xmpp-stanzas" then - return cond.name; - end - end - return "malformed error"; - end - end - return "malformed error"; + local _, condition = stanza:get_error(); + return condition or "malformed error"; end + local function is_kickable_error(stanza) local cond = get_error_condition(stanza); return kickable_error_conditions[cond] and cond; @@ -195,6 +188,16 @@ function room_mt:set_subject(current_nick, subject) return true; end +local function build_unavailable_presence_from_error(stanza) + local type, condition, text = stanza:get_error(); + local error_message = "Kicked: "..condition:gsub("%-", " "); + if text then + error_message = error_message..": "..text; + end + return st.presence({type='unavailable', from=stanza.attr.from, to=stanza.attr.to}) + :tag('status'):text(error_message); +end + function room_mt:handle_to_occupant(origin, stanza) -- PM, vCards, etc local from, to = stanza.attr.from, stanza.attr.to; local room = jid_bare(to); @@ -208,8 +211,7 @@ function room_mt:handle_to_occupant(origin, stanza) -- PM, vCards, etc if type == "error" then -- error, kick em out! if current_nick then log("debug", "kicking %s from %s", current_nick, room); - self:handle_to_occupant(origin, st.presence({type='unavailable', from=from, to=to}) - :tag('status'):text('Kicked: '..get_error_condition(stanza))); -- send unavailable + self:handle_to_occupant(origin, build_unavailable_presence_from_error(stanza)); end elseif type == "unavailable" then -- unavailable if current_nick then @@ -356,8 +358,7 @@ function room_mt:handle_to_occupant(origin, stanza) -- PM, vCards, etc origin.send(st.error_reply(stanza, "modify", "bad-request")); elseif current_nick and stanza.name == "message" and type == "error" and is_kickable_error(stanza) then log("debug", "%s kicked from %s for sending an error message", current_nick, self.jid); - self:handle_to_occupant(origin, st.presence({type='unavailable', from=stanza.attr.from, to=stanza.attr.to}) - :tag('status'):text('Kicked: '..get_error_condition(stanza))); -- send unavailable + self:handle_to_occupant(origin, build_unavailable_presence_from_error(stanza)); -- send unavailable else -- private stanza local o_data = self._occupants[to]; if o_data then @@ -616,8 +617,7 @@ function room_mt:handle_to_room(origin, stanza) -- presence changes and groupcha elseif stanza.name == "message" and type == "error" and is_kickable_error(stanza) then local current_nick = self._jid_nick[stanza.attr.from]; log("debug", "%s kicked from %s for sending an error message", current_nick, self.jid); - self:handle_to_occupant(origin, st.presence({type='unavailable', from=stanza.attr.from, to=stanza.attr.to}) - :tag('status'):text('Kicked: '..get_error_condition(stanza))); -- send unavailable + self:handle_to_occupant(origin, build_unavailable_presence_from_error(stanza)); -- send unavailable elseif stanza.name == "presence" then -- hack - some buggy clients send presence updates to the room rather than their nick local to = stanza.attr.to; local current_nick = self._jid_nick[stanza.attr.from]; diff --git a/util/stanza.lua b/util/stanza.lua index c817f93b..d223d53f 100644 --- a/util/stanza.lua +++ b/util/stanza.lua @@ -38,6 +38,8 @@ if do_pretty_printing then end end +local xmlns_stanzas = "urn:ietf:params:xml:ns:xmpp-stanzas"; + module "stanza" stanza_mt = { __type = "stanza" }; @@ -189,6 +191,30 @@ function stanza_mt.get_text(t) end end +function stanza_mt.get_error(stanza) + local type, condition, text; + + local error_tag = stanza:get_child("error"); + if not error_tag then + return nil, nil, nil; + end + type = error_tag.attr.type; + + for child in error_tag:children() do + if child.attr.xmlns == xmlns_stanzas then + if not text and child.name == "text" then + text = child:get_text(); + elseif not condition then + condition = child.name; + end + if condition and text then + break; + end + end + end + return type, condition or "undefined-condition", text or ""; +end + function stanza_mt.__add(s1, s2) return s1:add_direct_child(s2); end |