prosody
265863a5612b
plugins/muc/muc.lib.lua

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plugins/muc/muc.lib.lua @ 1744:265863a5612b

MUC: Added support for requesting various lists (owner, admin, voice, etc).
author Waqas Hussain <waqas20@gmail.com>
date Mon, 07 Sep 2009 20:33:24 +0500
parent 1743:d00b144f4bcf
child 1745:15039fac3693
line wrap: on
line diff
--- a/plugins/muc/muc.lib.lua	Mon Sep 07 20:31:35 2009 +0500
+++ b/plugins/muc/muc.lib.lua	Mon Sep 07 20:33:24 2009 +0500
@@ -318,24 +318,57 @@
 		else
 			origin.send(st.error_reply(stanza, "cancel", "service-unavailable"));
 		end
-	elseif stanza.name == "iq" and type == "set" and stanza.tags[1].attr.xmlns == "http://jabber.org/protocol/muc#admin" then
+	elseif stanza.name == "iq" and stanza.tags[1].attr.xmlns == "http://jabber.org/protocol/muc#admin" then
 		local actor = stanza.attr.from;
 		local affiliation = self:get_affiliation(actor);
 		local current_nick = self._jid_nick[actor];
 		local role = current_nick and self._occupants[current_nick].role or self:get_default_role(affiliation);
-		local item = stanza.tags[1].tags[1];
+		local item = stanza.tags[1] and stanza.tags[1].tags[1];
 		if item and item.name == "item" then
-			local callback = function() origin.send(st.reply(stanza)); end
-			if item.attr.affiliation and item.attr.jid and not item.attr.role and not item.attr.nick then
-				local success, errtype, err = self:set_affiliation(actor, item.attr.jid, item.attr.affiliation, callback);
-				if not success then origin.send(st.error_reply(stanza, errtype, err)); end
-			elseif item.attr.role and item.attr.nick and not item.attr.affiliation and not item.attr.jid then
-				local success, errtype, err = self:set_role(actor, item.attr.nick, item.attr.role, callback);
-				if not success then origin.send(st.error_reply(stanza, errtype, err)); end
-			else
-				origin.send(st.error_reply(stanza, "cancel", "bad-request"));
+			if type == "set" then
+				local callback = function() origin.send(st.reply(stanza)); end
+				if item.attr.affiliation and item.attr.jid and not item.attr.role and not item.attr.nick then
+					local success, errtype, err = self:set_affiliation(actor, item.attr.jid, item.attr.affiliation, callback);
+					if not success then origin.send(st.error_reply(stanza, errtype, err)); end
+				elseif item.attr.role and item.attr.nick and not item.attr.affiliation and not item.attr.jid then
+					local success, errtype, err = self:set_role(actor, item.attr.nick, item.attr.role, callback);
+					if not success then origin.send(st.error_reply(stanza, errtype, err)); end
+				else
+					origin.send(st.error_reply(stanza, "cancel", "bad-request"));
+				end
+			elseif type == "get" then
+				local _aff = item.attr.affiliation;
+				local _rol = item.attr.role;
+				if _aff and not _rol then
+					if affiliation == "owner" or (affiliation == "admin" and _aff ~= "owner" and _aff ~= "admin") then
+						local reply = st.reply(stanza):query("http://jabber.org/protocol/muc#admin");
+						for jid, affiliation in pairs(self._affiliations) do
+							if affiliation == _aff then
+								reply:tag("item", {affiliation = _aff, jid = jid}):up();
+							end
+						end
+						origin.send(reply);
+					else
+						origin.send(st.error_reply(stanza, "auth", "forbidden"));
+					end
+				elseif _rol and not _aff then
+					if role == "moderator" then -- TODO allow admins and owners not in room? Provide read-only access to everyone who can see the participants anyway?
+						if _rol == "none" then _rol = nil; end
+						local reply = st.reply(stanza):query("http://jabber.org/protocol/muc#admin");
+						for nick, occupant in pairs(self._occupants) do
+							if occupant.role == _rol then
+								reply:tag("item", {nick = nick, role = _rol or "none", affiliation = occupant.affiliation or "none", jid = occupant.jid}):up();
+							end
+						end
+						origin.send(reply);
+					else
+						origin.send(st.error_reply(stanza, "auth", "forbidden"));
+					end
+				else
+					origin.send(st.error_reply(stanza, "cancel", "bad-request"));
+				end
 			end
-		else
+		elseif type == "set" or type == "get" then
 			origin.send(st.error_reply(stanza, "cancel", "bad-request"));
 		end
 	elseif stanza.name == "message" and type == "groupchat" then
@@ -410,7 +443,7 @@
 	local role = self:get_default_role(affiliation);
 	local p = st.presence({type = "unavailable"})
 		:tag("x", {xmlns = "http://jabber.org/protocol/muc#user"})
-			:tag("item", {affiliation=affiliation, role=role or "none"}):up();
+			:tag("item", {affiliation=affiliation or "none", role=role or "none"}):up();
 	local x = p.tags[1];
 	local item = x.tags[1];
 	if not role then -- getting kicked
@@ -457,7 +490,7 @@
 	if occupant.affiliation == "owner" or occupant.affiliation == "admin" then return nil, "cancel", "not-allowed"; end
 	local p = st.presence({from = nick, type = "unavailable"})
 		:tag("x", {xmlns = "http://jabber.org/protocol/muc#user"})
-			:tag("item", {affiliation=occupant.affiliation, nick=nick, role=role or "none"}):up();
+			:tag("item", {affiliation=occupant.affiliation or "none", nick=nick, role=role or "none"}):up();
 	if not role then -- kick
 		self._occupants[nick] = nil;
 		for jid in pairs(occupant.sessions) do -- remove for all sessions of the nick