Mercurial > prosody-hg
annotate plugins/muc/muc.lib.lua @ 1989:97c3236cc4ac
MUC: Multiple sessions per nick.
| author | Waqas Hussain <waqas20@gmail.com> |
|---|---|
| date | Sun, 18 Oct 2009 01:40:18 +0500 |
| parents | 115f274dd17f |
| children | 3e6b36c6d7b7 |
| rev | line source |
|---|---|
| 1734 | 1 -- Prosody IM |
| 2 -- Copyright (C) 2008-2009 Matthew Wild | |
| 3 -- Copyright (C) 2008-2009 Waqas Hussain | |
| 4 -- | |
| 5 -- This project is MIT/X11 licensed. Please see the | |
| 6 -- COPYING file in the source package for more information. | |
| 7 -- | |
| 8 | |
| 9 local datamanager = require "util.datamanager"; | |
| 10 local datetime = require "util.datetime"; | |
| 11 | |
| 12 local jid_split = require "util.jid".split; | |
| 13 local jid_bare = require "util.jid".bare; | |
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14 local jid_prep = require "util.jid".prep; |
| 1734 | 15 local st = require "util.stanza"; |
| 16 local log = require "util.logger".init("mod_muc"); | |
| 17 local multitable_new = require "util.multitable".new; | |
| 18 local t_insert, t_remove = table.insert, table.remove; | |
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19 local setmetatable = setmetatable; |
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20 local base64 = require "util.encodings".base64; |
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21 local md5 = require "util.hashes".md5; |
| 1734 | 22 |
| 23 local muc_domain = nil; --module:get_host(); | |
| 24 local history_length = 20; | |
| 25 | |
| 26 ------------ | |
| 27 local function filter_xmlns_from_array(array, filters) | |
| 28 local count = 0; | |
| 29 for i=#array,1,-1 do | |
| 30 local attr = array[i].attr; | |
| 31 if filters[attr and attr.xmlns] then | |
| 32 t_remove(array, i); | |
| 33 count = count + 1; | |
| 34 end | |
| 35 end | |
| 36 return count; | |
| 37 end | |
| 38 local function filter_xmlns_from_stanza(stanza, filters) | |
| 39 if filters then | |
| 40 if filter_xmlns_from_array(stanza.tags, filters) ~= 0 then | |
| 41 return stanza, filter_xmlns_from_array(stanza, filters); | |
| 42 end | |
| 43 end | |
| 44 return stanza, 0; | |
| 45 end | |
| 46 local presence_filters = {["http://jabber.org/protocol/muc"]=true;["http://jabber.org/protocol/muc#user"]=true}; | |
| 47 local function get_filtered_presence(stanza) | |
| 48 return filter_xmlns_from_stanza(st.clone(stanza), presence_filters); | |
| 49 end | |
| 50 local kickable_error_conditions = { | |
| 51 ["gone"] = true; | |
| 52 ["internal-server-error"] = true; | |
| 53 ["item-not-found"] = true; | |
| 54 ["jid-malformed"] = true; | |
| 55 ["recipient-unavailable"] = true; | |
| 56 ["redirect"] = true; | |
| 57 ["remote-server-not-found"] = true; | |
| 58 ["remote-server-timeout"] = true; | |
| 59 ["service-unavailable"] = true; | |
| 60 }; | |
| 61 local function get_kickable_error(stanza) | |
| 62 for _, tag in ipairs(stanza.tags) do | |
| 63 if tag.name == "error" and tag.attr.xmlns == "jabber:client" then | |
| 64 for _, cond in ipairs(tag.tags) do | |
| 65 if cond.attr.xmlns == "urn:ietf:params:xml:ns:xmpp-stanzas" then | |
| 66 return kickable_error_conditions[cond.name] and cond.name; | |
| 67 end | |
| 68 end | |
| 69 return true; -- malformed error message | |
| 70 end | |
| 71 end | |
| 72 return true; -- malformed error message | |
| 73 end | |
| 74 local function getUsingPath(stanza, path, getText) | |
| 75 local tag = stanza; | |
| 76 for _, name in ipairs(path) do | |
| 77 if type(tag) ~= 'table' then return; end | |
| 78 tag = tag:child_with_name(name); | |
| 79 end | |
| 80 if tag and getText then tag = table.concat(tag); end | |
| 81 return tag; | |
| 82 end | |
| 83 local function getTag(stanza, path) return getUsingPath(stanza, path); end | |
| 84 local function getText(stanza, path) return getUsingPath(stanza, path, true); end | |
| 85 ----------- | |
| 86 | |
| 87 --[[function get_room_disco_info(room, stanza) | |
| 88 return st.iq({type='result', id=stanza.attr.id, from=stanza.attr.to, to=stanza.attr.from}):query("http://jabber.org/protocol/disco#info") | |
| 89 :tag("identity", {category='conference', type='text', name=room._data["name"]):up() | |
| 90 :tag("feature", {var="http://jabber.org/protocol/muc"}); -- TODO cache disco reply | |
| 91 end | |
| 92 function get_room_disco_items(room, stanza) | |
| 93 return st.iq({type='result', id=stanza.attr.id, from=stanza.attr.to, to=stanza.attr.from}):query("http://jabber.org/protocol/disco#items"); | |
| 94 end -- TODO allow non-private rooms]] | |
| 95 | |
| 96 -- | |
| 97 | |
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98 local room_mt = {}; |
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99 room_mt.__index = room_mt; |
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100 |
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101 function room_mt:get_default_role(affiliation) |
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102 if affiliation == "owner" or affiliation == "admin" then |
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103 return "moderator"; |
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104 elseif affiliation == "member" or not affiliation then |
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105 return "participant"; |
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106 end |
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107 end |
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108 |
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109 function room_mt:broadcast_presence(stanza, sid, code, nick) |
| 1734 | 110 stanza = get_filtered_presence(stanza); |
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111 local occupant = self._occupants[stanza.attr.from]; |
| 1734 | 112 stanza:tag("x", {xmlns='http://jabber.org/protocol/muc#user'}) |
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113 :tag("item", {affiliation=occupant.affiliation, role=occupant.role, nick=nick}):up(); |
| 1734 | 114 if code then |
| 115 stanza:tag("status", {code=code}):up(); | |
| 116 end | |
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117 self:broadcast_except_nick(stanza, stanza.attr.from); |
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118 local me = self._occupants[stanza.attr.from]; |
| 1734 | 119 if me then |
| 120 stanza:tag("status", {code='110'}); | |
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121 stanza.attr.to = sid; |
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122 self:route_stanza(stanza); |
| 1734 | 123 end |
| 124 end | |
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125 function room_mt:broadcast_message(stanza, historic) |
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126 for occupant, o_data in pairs(self._occupants) do |
| 1734 | 127 for jid in pairs(o_data.sessions) do |
| 128 stanza.attr.to = jid; | |
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129 self:route_stanza(stanza); |
| 1734 | 130 end |
| 131 end | |
| 132 if historic then -- add to history | |
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133 local history = self._data['history']; |
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134 if not history then history = {}; self._data['history'] = history; end |
| 1734 | 135 -- stanza = st.clone(stanza); |
| 136 stanza:tag("delay", {xmlns = "urn:xmpp:delay", from = muc_domain, stamp = datetime.datetime()}):up(); -- XEP-0203 | |
| 137 stanza:tag("x", {xmlns = "jabber:x:delay", from = muc_domain, stamp = datetime.legacy()}):up(); -- XEP-0091 (deprecated) | |
| 138 t_insert(history, st.clone(st.preserialize(stanza))); | |
| 139 while #history > history_length do t_remove(history, 1) end | |
| 140 end | |
| 141 end | |
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142 function room_mt:broadcast_except_nick(stanza, nick) |
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143 for rnick, occupant in pairs(self._occupants) do |
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144 if rnick ~= nick then |
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145 for jid in pairs(occupant.sessions) do |
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146 stanza.attr.to = jid; |
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147 self:route_stanza(stanza); |
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148 end |
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149 end |
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150 end |
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151 end |
| 1734 | 152 |
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153 function room_mt:send_occupant_list(to) |
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154 local current_nick = self._jid_nick[to]; |
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155 for occupant, o_data in pairs(self._occupants) do |
| 1734 | 156 if occupant ~= current_nick then |
| 157 local pres = get_filtered_presence(o_data.sessions[o_data.jid]); | |
| 158 pres.attr.to, pres.attr.from = to, occupant; | |
| 159 pres:tag("x", {xmlns='http://jabber.org/protocol/muc#user'}) | |
| 160 :tag("item", {affiliation=o_data.affiliation, role=o_data.role}):up(); | |
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161 self:route_stanza(pres); |
| 1734 | 162 end |
| 163 end | |
| 164 end | |
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165 function room_mt:send_history(to) |
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166 local history = self._data['history']; -- send discussion history |
| 1734 | 167 if history then |
| 168 for _, msg in ipairs(history) do | |
| 169 msg = st.deserialize(msg); | |
| 170 msg.attr.to=to; | |
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171 self:route_stanza(msg); |
| 1734 | 172 end |
| 173 end | |
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174 if self._data['subject'] then |
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175 self:route_stanza(st.message({type='groupchat', from=self.jid, to=to}):tag("subject"):text(self._data['subject'])); |
| 1734 | 176 end |
| 177 end | |
| 178 | |
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179 local function room_get_disco_info(self, stanza) |
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180 return st.reply(stanza):query("http://jabber.org/protocol/disco#info") |
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181 :tag("identity", {category="conference", type="text"}):up() |
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182 :tag("feature", {var="http://jabber.org/protocol/muc"}); |
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183 end |
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184 local function room_get_disco_items(self, stanza) |
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185 return st.reply(stanza):query("http://jabber.org/protocol/disco#items"); |
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186 end |
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187 function room_mt:set_subject(current_nick, subject) |
| 1734 | 188 -- TODO check nick's authority |
| 189 if subject == "" then subject = nil; end | |
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190 self._data['subject'] = subject; |
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191 if self.save then self:save(); end |
| 1734 | 192 local msg = st.message({type='groupchat', from=current_nick}) |
| 193 :tag('subject'):text(subject):up(); | |
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194 self:broadcast_message(msg, false); |
| 1734 | 195 return true; |
| 196 end | |
| 197 | |
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198 function room_mt:handle_to_occupant(origin, stanza) -- PM, vCards, etc |
| 1734 | 199 local from, to = stanza.attr.from, stanza.attr.to; |
| 200 local room = jid_bare(to); | |
| 201 local current_nick = self._jid_nick[from]; | |
| 202 local type = stanza.attr.type; | |
| 203 log("debug", "room: %s, current_nick: %s, stanza: %s", room or "nil", current_nick or "nil", stanza:top_tag()); | |
| 204 if (select(2, jid_split(from)) == muc_domain) then error("Presence from the MUC itself!!!"); end | |
| 205 if stanza.name == "presence" then | |
| 206 local pr = get_filtered_presence(stanza); | |
| 207 pr.attr.from = current_nick; | |
| 208 if type == "error" then -- error, kick em out! | |
| 209 if current_nick then | |
| 210 log("debug", "kicking %s from %s", current_nick, room); | |
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211 self:handle_to_occupant(origin, st.presence({type='unavailable', from=from, to=to}) |
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212 :tag('status'):text('This participant is kicked from the room because he sent an error presence')); -- send unavailable |
| 1734 | 213 end |
| 214 elseif type == "unavailable" then -- unavailable | |
| 215 if current_nick then | |
| 216 log("debug", "%s leaving %s", current_nick, room); | |
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217 local occupant = self._occupants[current_nick]; |
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218 local new_jid = next(occupant.sessions); |
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219 if new_jid == from then new_jid = next(occupant.sessions, new_jid); end |
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220 if new_jid then |
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221 local jid = occupant.jid; |
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222 occupant.jid = new_jid; |
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223 occupant.sessions[from] = nil; |
|
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224 pr.attr.to = from; |
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225 pr:tag("x", {xmlns='http://jabber.org/protocol/muc#user'}) |
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226 :tag("item", {affiliation=occupant.affiliation, role='none'}):up() |
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227 :tag("status", {code='110'}); |
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228 self:route_stanza(pr); |
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229 if jid ~= new_jid then |
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230 pr = st.clone(occupant.sessions[new_jid]) |
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231 :tag("x", {xmlns='http://jabber.org/protocol/muc#user'}) |
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232 :tag("item", {affiliation=occupant.affiliation, role=occupant.role}); |
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233 self:broadcast_except_nick(pr, current_nick); |
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234 end |
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235 else |
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236 occupant.role = 'none'; |
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237 self:broadcast_presence(pr, from); |
|
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238 self._occupants[current_nick] = nil; |
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239 end |
| 1734 | 240 self._jid_nick[from] = nil; |
| 241 end | |
| 242 elseif not type then -- available | |
| 243 if current_nick then | |
| 244 --if #pr == #stanza or current_nick ~= to then -- commented because google keeps resending directed presence | |
| 245 if current_nick == to then -- simple presence | |
| 246 log("debug", "%s broadcasted presence", current_nick); | |
|
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247 self._occupants[current_nick].sessions[from] = pr; |
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248 self:broadcast_presence(pr, from); |
| 1734 | 249 else -- change nick |
|
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250 local occupant = self._occupants[current_nick]; |
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251 local is_multisession = next(occupant, next(occupant)); |
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252 if self._occupants[to] or is_multisession then |
| 1734 | 253 log("debug", "%s couldn't change nick", current_nick); |
|
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254 local reply = st.error_reply(stanza, "cancel", "conflict"):up(); |
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255 reply.tags[1].attr.code = "409"; |
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256 origin.send(reply:tag("x", {xmlns = "http://jabber.org/protocol/muc"})); |
| 1734 | 257 else |
|
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258 local data = self._occupants[current_nick]; |
| 1734 | 259 local to_nick = select(3, jid_split(to)); |
| 260 if to_nick then | |
| 261 log("debug", "%s (%s) changing nick to %s", current_nick, data.jid, to); | |
| 262 local p = st.presence({type='unavailable', from=current_nick}); | |
|
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263 self:broadcast_presence(p, from, '303', to_nick); |
|
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264 self._occupants[current_nick] = nil; |
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265 self._occupants[to] = data; |
| 1734 | 266 self._jid_nick[from] = to; |
| 267 pr.attr.from = to; | |
|
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268 self._occupants[to].sessions[from] = pr; |
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269 self:broadcast_presence(pr, from); |
| 1734 | 270 else |
| 271 --TODO malformed-jid | |
| 272 end | |
| 273 end | |
| 274 end | |
| 275 --else -- possible rejoin | |
| 276 -- log("debug", "%s had connection replaced", current_nick); | |
|
1735
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277 -- self:handle_to_occupant(origin, st.presence({type='unavailable', from=from, to=to}) |
|
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278 -- :tag('status'):text('Replaced by new connection'):up()); -- send unavailable |
|
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279 -- self:handle_to_occupant(origin, stanza); -- resend available |
| 1734 | 280 --end |
| 281 else -- enter room | |
| 282 local new_nick = to; | |
|
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283 local is_merge; |
|
1739
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284 if self._occupants[to] then |
|
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285 if jid_bare(from) ~= jid_bare(self._occupants[to].jid) then |
|
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286 new_nick = nil; |
|
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|
287 end |
|
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288 is_merge = true; |
| 1734 | 289 end |
| 290 if not new_nick then | |
| 291 log("debug", "%s couldn't join due to nick conflict: %s", from, to); | |
|
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292 local reply = st.error_reply(stanza, "cancel", "conflict"):up(); |
|
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293 reply.tags[1].attr.code = "409"; |
|
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294 origin.send(reply:tag("x", {xmlns = "http://jabber.org/protocol/muc"})); |
| 1734 | 295 else |
| 296 log("debug", "%s joining as %s", from, to); | |
|
1737
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297 if not next(self._affiliations) then -- new room, no owners |
|
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298 self._affiliations[jid_bare(from)] = "owner"; |
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299 end |
|
1740
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300 local affiliation = self:get_affiliation(from); |
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301 local role = self:get_default_role(affiliation) |
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|
302 if role then -- new occupant |
|
1989
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diff
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|
303 if not is_merge then |
|
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304 self._occupants[to] = {affiliation=affiliation, role=role, jid=from, sessions={[from]=get_filtered_presence(stanza)}}; |
|
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|
305 else |
|
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|
306 self._occupants[to].sessions[from] = get_filtered_presence(stanza); |
|
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|
307 end |
|
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|
308 self._jid_nick[from] = to; |
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|
309 self:send_occupant_list(from); |
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|
310 pr.attr.from = to; |
|
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|
311 if not is_merge then |
|
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|
312 self:broadcast_presence(pr, from); |
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|
313 else |
|
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|
314 pr.attr.to = from; |
|
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|
315 self:route_stanza(pr:tag("x", {xmlns='http://jabber.org/protocol/muc#user'}) |
|
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|
316 :tag("item", {affiliation=affiliation, role=role}):up() |
|
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317 :tag("status", {code='110'})); |
|
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|
318 end |
|
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|
319 self:send_history(from); |
|
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|
320 else -- banned |
|
1819
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MUC: Added legacy error code to the presence error returned when a banned user attempts to join.
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1818
diff
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|
321 local reply = st.error_reply(stanza, "auth", "forbidden"):up(); |
|
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diff
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|
322 reply.tags[1].attr.code = "403"; |
|
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diff
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|
323 origin.send(reply:tag("x", {xmlns = "http://jabber.org/protocol/muc"})); |
| 1734 | 324 end |
| 325 end | |
| 326 end | |
| 327 elseif type ~= 'result' then -- bad type | |
| 328 origin.send(st.error_reply(stanza, "modify", "bad-request")); -- FIXME correct error? | |
| 329 end | |
|
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MUC: Correct routing of vCard requests to bare JID.
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diff
changeset
|
330 elseif not current_nick then -- not in room |
|
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diff
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|
331 if type == "error" or type == "result" then |
|
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|
332 local id = stanza.name == "iq" and stanza.attr.id and base64.decode(stanza.attr.id); |
|
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|
333 local _nick, _id, _hash = (id or ""):match("^(.+)%z(.*)%z(.+)$"); |
|
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diff
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|
334 local occupant = self._occupants[stanza.attr.to]; |
|
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diff
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|
335 if occupant and _nick and self._jid_nick[_nick] and _id and _hash then |
|
f4213d84ba8a
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diff
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|
336 local id, _to = stanza.attr.id; |
|
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diff
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|
337 for jid in pairs(occupant.sessions) do |
|
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diff
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|
338 if md5(jid) == _hash then |
|
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diff
changeset
|
339 _to = jid; |
|
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diff
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|
340 break; |
|
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diff
changeset
|
341 end |
|
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diff
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|
342 end |
|
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parents:
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diff
changeset
|
343 if _to then |
|
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diff
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|
344 stanza.attr.to, stanza.attr.from, stanza.attr.id = _to, self._jid_nick[_nick], _id; |
|
f4213d84ba8a
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diff
changeset
|
345 self:route_stanza(stanza); |
|
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|
346 stanza.attr.to, stanza.attr.from, stanza.attr.id = to, from, id; |
|
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diff
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|
347 end |
|
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|
348 end |
|
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|
349 else |
|
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diff
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|
350 origin.send(st.error_reply(stanza, "cancel", "not-acceptable")); |
|
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diff
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|
351 end |
| 1734 | 352 elseif stanza.name == "message" and type == "groupchat" then -- groupchat messages not allowed in PM |
| 353 origin.send(st.error_reply(stanza, "modify", "bad-request")); | |
| 354 else -- private stanza | |
|
1739
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MUC: Renamed _participants table to _occupants
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diff
changeset
|
355 local o_data = self._occupants[to]; |
| 1734 | 356 if o_data then |
| 357 log("debug", "%s sent private stanza to %s (%s)", from, to, o_data.jid); | |
| 358 local jid = o_data.jid; | |
|
1778
f4213d84ba8a
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parents:
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diff
changeset
|
359 local bare = jid_bare(jid); |
|
1769
39865fbbb2f7
MUC: Preserve stanza attributes for private messages.
Waqas Hussain <waqas20@gmail.com>
parents:
1768
diff
changeset
|
360 stanza.attr.to, stanza.attr.from = jid, current_nick; |
|
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361 local id = stanza.attr.id; |
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362 if stanza.name=='iq' and type=='get' and stanza.tags[1].attr.xmlns == 'vcard-temp' and bare ~= jid then |
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363 stanza.attr.to = bare; |
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364 stanza.attr.id = base64.encode(jid.."\0"..id.."\0"..md5(from)); |
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365 end |
| 1734 | 366 self:route_stanza(stanza); |
|
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367 stanza.attr.to, stanza.attr.from, stanza.attr.id = to, from, id; |
| 1734 | 368 elseif type ~= "error" and type ~= "result" then -- recipient not in room |
| 369 origin.send(st.error_reply(stanza, "cancel", "item-not-found", "Recipient not in room")); | |
| 370 end | |
| 371 end | |
| 372 end | |
| 373 | |
|
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374 function room_mt:handle_form(origin, stanza) |
|
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375 if self:get_affiliation(stanza.attr.from) ~= "owner" then origin.send(st.error_reply(stanza, "auth", "forbidden")); return; end |
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376 if stanza.attr.type == "get" then |
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377 local title = "Configuration for "..self.jid; |
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378 origin.send(st.reply(stanza):query("http://jabber.org/protocol/muc#owner") |
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379 :tag("x", {xmlns='jabber:x:data', type='form'}) |
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380 :tag("title"):text(title):up() |
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381 :tag("instructions"):text(title):up() |
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382 :tag("field", {type='hidden', var='FORM_TYPE'}):tag("value"):text("http://jabber.org/protocol/muc#roomconfig"):up():up() |
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383 :tag("field", {type='boolean', label='Make Room Persistent?', var='muc#roomconfig_persistentroom'}) |
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384 :tag("value"):text(self._data.persistent and "1" or "0"):up() |
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385 :up() |
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386 :tag("field", {type='boolean', label='Make Room Publicly Searchable?', var='muc#roomconfig_publicroom'}) |
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387 :tag("value"):text(self._data.hidden and "0" or "1"):up() |
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388 :up() |
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389 ); |
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390 elseif stanza.attr.type == "set" then |
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391 local query = stanza.tags[1]; |
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392 local form; |
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393 for _, tag in ipairs(query.tags) do if tag.name == "x" and tag.attr.xmlns == "jabber:x:data" then form = tag; break; end end |
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394 if not form then origin.send(st.error_reply(stanza, "cancel", "service-unavailable")); return; end |
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395 if form.attr.type == "cancel" then origin.send(st.reply(stanza)); return; end |
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396 if form.attr.type ~= "submit" then origin.send(st.error_reply(stanza, "cancel", "bad-request")); return; end |
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397 local fields = {}; |
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398 for _, field in pairs(form.tags) do |
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399 if field.name == "field" and field.attr.var and field.tags[1].name == "value" and #field.tags[1].tags == 0 then |
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400 fields[field.attr.var] = field.tags[1][1] or ""; |
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401 end |
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402 end |
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403 if fields.FORM_TYPE ~= "http://jabber.org/protocol/muc#roomconfig" then origin.send(st.error_reply(stanza, "cancel", "bad-request")); return; end |
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|
404 |
|
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405 local persistent = fields['muc#roomconfig_persistentroom']; |
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406 if persistent == "0" or persistent == "false" then persistent = nil; elseif persistent == "1" or persistent == "true" then persistent = true; |
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407 else origin.send(st.error_reply(stanza, "cancel", "bad-request")); return; end |
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408 self._data.persistent = persistent; |
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409 module:log("debug", "persistent=%s", tostring(persistent)); |
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410 |
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411 local public = fields['muc#roomconfig_publicroom']; |
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412 if public == "0" or public == "false" then public = nil; elseif public == "1" or public == "true" then public = true; |
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413 else origin.send(st.error_reply(stanza, "cancel", "bad-request")); return; end |
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414 self._data.hidden = not public and true or nil; |
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415 |
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416 if self.save then self:save(true); end |
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417 origin.send(st.reply(stanza)); |
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418 end |
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419 end |
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420 |
|
1735
81406277279e
MUC: The MUC lib is now metatable based. Cleaned up code, etc.
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1734
diff
changeset
|
421 function room_mt:handle_to_room(origin, stanza) -- presence changes and groupchat messages, along with disco/etc |
| 1734 | 422 local type = stanza.attr.type; |
|
1745
15039fac3693
MUC: Some fixes for minor bugs in IQ handling.
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423 local xmlns = stanza.tags[1] and stanza.tags[1].attr.xmlns; |
|
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424 if stanza.name == "iq" then |
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|
425 if xmlns == "http://jabber.org/protocol/disco#info" and type == "get" then |
| 1734 | 426 origin.send(room_get_disco_info(self, stanza)); |
|
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427 elseif xmlns == "http://jabber.org/protocol/disco#items" and type == "get" then |
| 1734 | 428 origin.send(room_get_disco_items(self, stanza)); |
|
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429 elseif xmlns == "http://jabber.org/protocol/muc#admin" then |
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430 local actor = stanza.attr.from; |
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431 local affiliation = self:get_affiliation(actor); |
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|
432 local current_nick = self._jid_nick[actor]; |
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|
433 local role = current_nick and self._occupants[current_nick].role or self:get_default_role(affiliation); |
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434 local item = stanza.tags[1].tags[1]; |
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435 if item and item.name == "item" then |
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436 if type == "set" then |
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437 local callback = function() origin.send(st.reply(stanza)); end |
|
1862
115f274dd17f
MUC: Prep given JID when changing affiliation.
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|
438 if item.attr.jid then -- Validate provided JID |
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|
439 item.attr.jid = jid_prep(item.attr.jid); |
|
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MUC: Prep given JID when changing affiliation.
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440 if not item.attr.jid then |
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441 origin.send(st.error_reply(stanza, "modify", "jid-malformed")); |
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442 return; |
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443 end |
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444 end |
|
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445 if not item.attr.jid and item.attr.nick then -- COMPAT Workaround for Miranda sending 'nick' instead of 'jid' when changing affiliation |
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|
446 local occupant = self._occupants[self.jid.."/"..item.attr.nick]; |
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|
447 if occupant then item.attr.jid = occupant.jid; end |
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448 end |
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449 if item.attr.affiliation and item.attr.jid and not item.attr.role then |
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|
450 local success, errtype, err = self:set_affiliation(actor, item.attr.jid, item.attr.affiliation, callback); |
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451 if not success then origin.send(st.error_reply(stanza, errtype, err)); end |
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452 elseif item.attr.role and item.attr.nick and not item.attr.affiliation then |
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|
453 local success, errtype, err = self:set_role(actor, self.jid.."/"..item.attr.nick, item.attr.role, callback); |
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454 if not success then origin.send(st.error_reply(stanza, errtype, err)); end |
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455 else |
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456 origin.send(st.error_reply(stanza, "cancel", "bad-request")); |
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457 end |
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458 elseif type == "get" then |
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459 local _aff = item.attr.affiliation; |
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|
460 local _rol = item.attr.role; |
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461 if _aff and not _rol then |
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462 if affiliation == "owner" or (affiliation == "admin" and _aff ~= "owner" and _aff ~= "admin") then |
|
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|
463 local reply = st.reply(stanza):query("http://jabber.org/protocol/muc#admin"); |
|
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464 for jid, affiliation in pairs(self._affiliations) do |
|
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465 if affiliation == _aff then |
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466 reply:tag("item", {affiliation = _aff, jid = jid}):up(); |
|
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467 end |
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468 end |
|
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469 origin.send(reply); |
|
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470 else |
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471 origin.send(st.error_reply(stanza, "auth", "forbidden")); |
|
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472 end |
|
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473 elseif _rol and not _aff then |
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474 if role == "moderator" then |
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475 -- TODO allow admins and owners not in room? Provide read-only access to everyone who can see the participants anyway? |
|
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476 if _rol == "none" then _rol = nil; end |
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477 local reply = st.reply(stanza):query("http://jabber.org/protocol/muc#admin"); |
|
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478 for nick, occupant in pairs(self._occupants) do |
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479 if occupant.role == _rol then |
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480 reply:tag("item", {nick = nick, role = _rol or "none", affiliation = occupant.affiliation or "none", jid = occupant.jid}):up(); |
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481 end |
|
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482 end |
|
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483 origin.send(reply); |
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484 else |
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485 origin.send(st.error_reply(stanza, "auth", "forbidden")); |
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486 end |
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487 else |
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488 origin.send(st.error_reply(stanza, "cancel", "bad-request")); |
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489 end |
|
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490 end |
|
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491 elseif type == "set" or type == "get" then |
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492 origin.send(st.error_reply(stanza, "cancel", "bad-request")); |
|
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493 end |
|
1754
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494 elseif xmlns == "http://jabber.org/protocol/muc#owner" and (type == "get" or type == "set") and stanza.tags[1].name == "query" then |
|
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495 self:handle_form(origin, stanza); |
|
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496 elseif type == "set" or type == "get" then |
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497 origin.send(st.error_reply(stanza, "cancel", "service-unavailable")); |
|
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498 end |
| 1734 | 499 elseif stanza.name == "message" and type == "groupchat" then |
| 500 local from, to = stanza.attr.from, stanza.attr.to; | |
| 501 local room = jid_bare(to); | |
| 502 local current_nick = self._jid_nick[from]; | |
| 503 if not current_nick then -- not in room | |
| 504 origin.send(st.error_reply(stanza, "cancel", "not-acceptable")); | |
| 505 else | |
| 506 local from = stanza.attr.from; | |
| 507 stanza.attr.from = current_nick; | |
| 508 local subject = getText(stanza, {"subject"}); | |
| 509 if subject then | |
| 510 self:set_subject(current_nick, subject); -- TODO use broadcast_message_stanza | |
| 511 else | |
|
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512 self:broadcast_message(stanza, true); |
| 1734 | 513 end |
| 514 end | |
|
1768
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515 elseif stanza.name == "message" and type == "error" and get_kickable_error(stanza) then |
|
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516 local current_nick = self._jid_nick[stanza.attr.from]; |
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517 log("debug", "%s kicked from %s for sending an error message", current_nick, self.jid); |
|
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518 self:handle_to_occupant(origin, st.presence({type='unavailable', from=stanza.attr.from, to=stanza.attr.to}) |
|
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519 :tag('status'):text('This participant is kicked from the room because he sent an error message to another occupant')); -- send unavailable |
| 1734 | 520 elseif stanza.name == "presence" then -- hack - some buggy clients send presence updates to the room rather than their nick |
| 521 local to = stanza.attr.to; | |
| 522 local current_nick = self._jid_nick[stanza.attr.from]; | |
| 523 if current_nick then | |
| 524 stanza.attr.to = current_nick; | |
|
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diff
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|
525 self:handle_to_occupant(origin, stanza); |
| 1734 | 526 stanza.attr.to = to; |
| 527 elseif type ~= "error" and type ~= "result" then | |
| 528 origin.send(st.error_reply(stanza, "cancel", "service-unavailable")); | |
| 529 end | |
| 530 elseif stanza.name == "message" and not stanza.attr.type and #stanza.tags == 1 and self._jid_nick[stanza.attr.from] | |
| 531 and stanza.tags[1].name == "x" and stanza.tags[1].attr.xmlns == "http://jabber.org/protocol/muc#user" and #stanza.tags[1].tags == 1 | |
| 532 and stanza.tags[1].tags[1].name == "invite" and stanza.tags[1].tags[1].attr.to then | |
| 533 local _from, _to = stanza.attr.from, stanza.attr.to; | |
| 534 local _invitee = stanza.tags[1].tags[1].attr.to; | |
| 535 stanza.attr.from, stanza.attr.to = _to, _invitee; | |
| 536 stanza.tags[1].tags[1].attr.from, stanza.tags[1].tags[1].attr.to = _from, nil; | |
| 537 self:route_stanza(stanza); | |
| 538 stanza.tags[1].tags[1].attr.from, stanza.tags[1].tags[1].attr.to = nil, _invitee; | |
| 539 stanza.attr.from, stanza.attr.to = _from, _to; | |
| 540 else | |
| 541 if type == "error" or type == "result" then return; end | |
| 542 origin.send(st.error_reply(stanza, "cancel", "service-unavailable")); | |
| 543 end | |
| 544 end | |
| 545 | |
|
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diff
changeset
|
546 function room_mt:handle_stanza(origin, stanza) |
| 1734 | 547 local to_node, to_host, to_resource = jid_split(stanza.attr.to); |
| 548 if to_resource then | |
|
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diff
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|
549 self:handle_to_occupant(origin, stanza); |
| 1734 | 550 else |
|
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diff
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|
551 self:handle_to_room(origin, stanza); |
| 1734 | 552 end |
| 553 end | |
| 554 | |
|
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diff
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|
555 function room_mt:route_stanza(stanza) end -- Replace with a routing function, e.g., function(room, stanza) core_route_stanza(origin, stanza); end |
|
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diff
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|
556 |
|
1737
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diff
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|
557 function room_mt:get_affiliation(jid) |
|
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diff
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|
558 local node, host, resource = jid_split(jid); |
|
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|
559 local bare = node and node.."@"..host or host; |
|
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|
560 local result = self._affiliations[bare]; -- Affiliations are granted, revoked, and maintained based on the user's bare JID. |
|
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diff
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561 if not result and self._affiliations[host] == "outcast" then result = "outcast"; end -- host banned |
|
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|
562 return result; |
|
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diff
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|
563 end |
|
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diff
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|
564 function room_mt:set_affiliation(actor, jid, affiliation, callback) |
|
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|
565 jid = jid_bare(jid); |
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|
566 if affiliation == "none" then affiliation = nil; end |
|
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diff
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|
567 if affiliation and affiliation ~= "outcast" and affiliation ~= "owner" and affiliation ~= "admin" and affiliation ~= "member" then |
|
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diff
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|
568 return nil, "modify", "not-acceptable"; |
|
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diff
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|
569 end |
|
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diff
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|
570 if self:get_affiliation(actor) ~= "owner" then return nil, "cancel", "not-allowed"; end |
|
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|
571 if jid_bare(actor) == jid then return nil, "cancel", "not-allowed"; end |
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572 self._affiliations[jid] = affiliation; |
|
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573 local role = self:get_default_role(affiliation); |
|
1750
a1c18470eeee
MUC: Fixed: Unavailable presence was being sent for all role and affiliation changes. Now sent only for kicked occupants.
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diff
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|
574 local p = st.presence() |
|
1742
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|
575 :tag("x", {xmlns = "http://jabber.org/protocol/muc#user"}) |
|
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|
576 :tag("item", {affiliation=affiliation or "none", role=role or "none"}):up(); |
|
1742
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577 local x = p.tags[1]; |
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578 local item = x.tags[1]; |
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diff
changeset
|
579 if not role then -- getting kicked |
|
1750
a1c18470eeee
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diff
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|
580 p.attr.type = "unavailable"; |
|
1742
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|
581 if affiliation == "outcast" then |
|
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|
582 x:tag("status", {code="301"}):up(); -- banned |
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583 else |
|
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|
584 x:tag("status", {code="321"}):up(); -- affiliation change |
|
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585 end |
|
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586 end |
|
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587 local modified_nicks = {}; |
|
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diff
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|
588 for nick, occupant in pairs(self._occupants) do |
|
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589 if jid_bare(occupant.jid) == jid then |
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590 if not role then -- getting kicked |
|
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591 self._occupants[nick] = nil; |
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592 else |
|
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593 t_insert(modified_nicks, nick); |
|
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594 occupant.affiliation, occupant.role = affiliation, role; |
|
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595 end |
|
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596 p.attr.from = nick; |
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597 for jid in pairs(occupant.sessions) do -- remove for all sessions of the nick |
|
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diff
changeset
|
598 if not role then self._jid_nick[jid] = nil; end |
|
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599 p.attr.to = jid; |
|
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Waqas Hussain <waqas20@gmail.com>
parents:
1740
diff
changeset
|
600 self:route_stanza(p); |
|
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MUC: Owners can now modify roles and affiliations
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parents:
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diff
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|
601 end |
|
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MUC: Owners can now modify roles and affiliations
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parents:
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diff
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|
602 end |
|
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MUC: Owners can now modify roles and affiliations
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parents:
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diff
changeset
|
603 end |
|
1755
1614e8e62ad5
MUC: Fixed an undefined global access.
Waqas Hussain <waqas20@gmail.com>
parents:
1754
diff
changeset
|
604 if self.save then self:save(); end |
|
1742
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MUC: Owners can now modify roles and affiliations
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parents:
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diff
changeset
|
605 if callback then callback(); end |
|
1483a62d69bb
MUC: Owners can now modify roles and affiliations
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parents:
1740
diff
changeset
|
606 for _, nick in ipairs(modified_nicks) do |
|
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MUC: Owners can now modify roles and affiliations
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parents:
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diff
changeset
|
607 p.attr.from = nick; |
|
1483a62d69bb
MUC: Owners can now modify roles and affiliations
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parents:
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diff
changeset
|
608 self:broadcast_except_nick(p, nick); |
|
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MUC: Owners can now modify roles and affiliations
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parents:
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diff
changeset
|
609 end |
|
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MUC: Owners can now modify roles and affiliations
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parents:
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diff
changeset
|
610 return true; |
|
1483a62d69bb
MUC: Owners can now modify roles and affiliations
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parents:
1740
diff
changeset
|
611 end |
| 1734 | 612 |
|
1742
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MUC: Owners can now modify roles and affiliations
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parents:
1740
diff
changeset
|
613 function room_mt:get_role(nick) |
|
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MUC: Owners can now modify roles and affiliations
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parents:
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diff
changeset
|
614 local session = self._occupants[nick]; |
|
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MUC: Owners can now modify roles and affiliations
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parents:
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diff
changeset
|
615 return session and session.role or nil; |
|
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MUC: Owners can now modify roles and affiliations
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parents:
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diff
changeset
|
616 end |
|
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MUC: Owners can now modify roles and affiliations
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parents:
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diff
changeset
|
617 function room_mt:set_role(actor, nick, role, callback) |
|
1752
4db786919805
MUC: Added kicking support.
Waqas Hussain <waqas20@gmail.com>
parents:
1751
diff
changeset
|
618 if role == "none" then role = nil; end |
|
1742
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parents:
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diff
changeset
|
619 if role and role ~= "moderator" and role ~= "participant" and role ~= "visitor" then return nil, "modify", "not-acceptable"; end |
|
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parents:
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diff
changeset
|
620 if self:get_affiliation(actor) ~= "owner" then return nil, "cancel", "not-allowed"; end |
|
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MUC: Owners can now modify roles and affiliations
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parents:
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diff
changeset
|
621 local occupant = self._occupants[nick]; |
|
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MUC: Owners can now modify roles and affiliations
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parents:
1740
diff
changeset
|
622 if not occupant then return nil, "modify", "not-acceptable"; end |
|
1743
d00b144f4bcf
MUC: An admin or owner MUST NOT be able to revoke moderation privileges from another admin or owner.
Waqas Hussain <waqas20@gmail.com>
parents:
1742
diff
changeset
|
623 if occupant.affiliation == "owner" or occupant.affiliation == "admin" then return nil, "cancel", "not-allowed"; end |
|
1750
a1c18470eeee
MUC: Fixed: Unavailable presence was being sent for all role and affiliation changes. Now sent only for kicked occupants.
Waqas Hussain <waqas20@gmail.com>
parents:
1749
diff
changeset
|
624 local p = st.presence({from = nick}) |
|
1742
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MUC: Owners can now modify roles and affiliations
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parents:
1740
diff
changeset
|
625 :tag("x", {xmlns = "http://jabber.org/protocol/muc#user"}) |
|
1744
265863a5612b
MUC: Added support for requesting various lists (owner, admin, voice, etc).
Waqas Hussain <waqas20@gmail.com>
parents:
1743
diff
changeset
|
626 :tag("item", {affiliation=occupant.affiliation or "none", nick=nick, role=role or "none"}):up(); |
|
1742
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MUC: Owners can now modify roles and affiliations
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parents:
1740
diff
changeset
|
627 if not role then -- kick |
|
1750
a1c18470eeee
MUC: Fixed: Unavailable presence was being sent for all role and affiliation changes. Now sent only for kicked occupants.
Waqas Hussain <waqas20@gmail.com>
parents:
1749
diff
changeset
|
628 p.attr.type = "unavailable"; |
|
1742
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MUC: Owners can now modify roles and affiliations
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parents:
1740
diff
changeset
|
629 self._occupants[nick] = nil; |
|
1483a62d69bb
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parents:
1740
diff
changeset
|
630 for jid in pairs(occupant.sessions) do -- remove for all sessions of the nick |
|
1483a62d69bb
MUC: Owners can now modify roles and affiliations
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parents:
1740
diff
changeset
|
631 self._jid_nick[jid] = nil; |
|
1483a62d69bb
MUC: Owners can now modify roles and affiliations
Waqas Hussain <waqas20@gmail.com>
parents:
1740
diff
changeset
|
632 end |
|
1483a62d69bb
MUC: Owners can now modify roles and affiliations
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parents:
1740
diff
changeset
|
633 p:tag("status", {code = "307"}):up(); |
|
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MUC: Owners can now modify roles and affiliations
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parents:
1740
diff
changeset
|
634 else |
|
1483a62d69bb
MUC: Owners can now modify roles and affiliations
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parents:
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diff
changeset
|
635 occupant.role = role; |
|
1483a62d69bb
MUC: Owners can now modify roles and affiliations
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parents:
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diff
changeset
|
636 end |
|
1483a62d69bb
MUC: Owners can now modify roles and affiliations
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parents:
1740
diff
changeset
|
637 for jid in pairs(occupant.sessions) do -- send to all sessions of the nick |
|
1483a62d69bb
MUC: Owners can now modify roles and affiliations
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parents:
1740
diff
changeset
|
638 p.attr.to = jid; |
|
1483a62d69bb
MUC: Owners can now modify roles and affiliations
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parents:
1740
diff
changeset
|
639 self:route_stanza(p); |
|
1483a62d69bb
MUC: Owners can now modify roles and affiliations
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parents:
1740
diff
changeset
|
640 end |
|
1483a62d69bb
MUC: Owners can now modify roles and affiliations
Waqas Hussain <waqas20@gmail.com>
parents:
1740
diff
changeset
|
641 if callback then callback(); end |
|
1483a62d69bb
MUC: Owners can now modify roles and affiliations
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parents:
1740
diff
changeset
|
642 self:broadcast_except_nick(p, nick); |
|
1737
31c3eb5797c7
MUC: Initial support for roles and affiliations
Waqas Hussain <waqas20@gmail.com>
parents:
1736
diff
changeset
|
643 return true; |
|
31c3eb5797c7
MUC: Initial support for roles and affiliations
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parents:
1736
diff
changeset
|
644 end |
|
31c3eb5797c7
MUC: Initial support for roles and affiliations
Waqas Hussain <waqas20@gmail.com>
parents:
1736
diff
changeset
|
645 |
|
31c3eb5797c7
MUC: Initial support for roles and affiliations
Waqas Hussain <waqas20@gmail.com>
parents:
1736
diff
changeset
|
646 local _M = {}; -- module "muc" |
|
31c3eb5797c7
MUC: Initial support for roles and affiliations
Waqas Hussain <waqas20@gmail.com>
parents:
1736
diff
changeset
|
647 |
|
1749
cf2ade983e12
MUC: Changed a MUC library method into a function.
Waqas Hussain <waqas20@gmail.com>
parents:
1746
diff
changeset
|
648 function _M.new_room(jid) |
|
1735
81406277279e
MUC: The MUC lib is now metatable based. Cleaned up code, etc.
Waqas Hussain <waqas20@gmail.com>
parents:
1734
diff
changeset
|
649 return setmetatable({ |
| 1734 | 650 jid = jid; |
| 651 _jid_nick = {}; | |
|
1739
393abf245322
MUC: Renamed _participants table to _occupants
Waqas Hussain <waqas20@gmail.com>
parents:
1737
diff
changeset
|
652 _occupants = {}; |
| 1734 | 653 _data = {}; |
|
1737
31c3eb5797c7
MUC: Initial support for roles and affiliations
Waqas Hussain <waqas20@gmail.com>
parents:
1736
diff
changeset
|
654 _affiliations = {}; |
|
1735
81406277279e
MUC: The MUC lib is now metatable based. Cleaned up code, etc.
Waqas Hussain <waqas20@gmail.com>
parents:
1734
diff
changeset
|
655 }, room_mt); |
| 1734 | 656 end |
| 657 | |
| 658 return _M; |