Software / code / prosody
Changeset
873:e7ecde5d50e3
core.presencemanager: Convert Windows line endings to UNIX
| author | Waqas Hussain <waqas20@gmail.com> |
|---|---|
| date | Wed, 04 Mar 2009 18:24:43 +0000 |
| parents | 872:24018ba2f7c0 |
| children | 881:c508fb40552a |
| files | core/presencemanager.lua |
| diffstat | 1 files changed, 221 insertions(+), 221 deletions(-) [+] |
line wrap: on
line diff
--- a/core/presencemanager.lua Wed Mar 04 15:52:05 2009 +0000 +++ b/core/presencemanager.lua Wed Mar 04 18:24:43 2009 +0000 @@ -7,227 +7,227 @@ -- - -local log = require "util.logger".init("presencemanager") - -local require = require; -local pairs, ipairs = pairs, ipairs; -local t_concat = table.concat; -local s_find = string.find; -local tonumber = tonumber; - -local st = require "util.stanza"; -local jid_split = require "util.jid".split; -local hosts = hosts; - -local rostermanager = require "core.rostermanager"; -local sessionmanager = require "core.sessionmanager"; -local offlinemanager = require "core.offlinemanager"; - -module "presencemanager" - -function handle_presence(origin, stanza, from_bare, to_bare, core_route_stanza, inbound) - local type = stanza.attr.type; - if type and type ~= "unavailable" then - if inbound then - handle_inbound_presence_subscriptions_and_probes(origin, stanza, from_bare, to_bare, core_route_stanza); - else - handle_outbound_presence_subscriptions_and_probes(origin, stanza, from_bare, to_bare, core_route_stanza); - end - elseif not inbound and not stanza.attr.to then - handle_normal_presence(origin, stanza, core_route_stanza); - else - core_route_stanza(origin, stanza); - end -end - -function handle_normal_presence(origin, stanza, core_route_stanza) - if origin.roster then - for jid in pairs(origin.roster) do -- broadcast to all interested contacts - local subscription = origin.roster[jid].subscription; - if subscription == "both" or subscription == "from" then - stanza.attr.to = jid; - core_route_stanza(origin, stanza); - end - end - local node, host = jid_split(stanza.attr.from); - for _, res in pairs(hosts[host].sessions[node].sessions) do -- broadcast to all resources - if res ~= origin and res.full_jid then -- to resource. FIXME is res.full_jid the correct check? Maybe it should be res.presence - stanza.attr.to = res.full_jid; - core_route_stanza(origin, stanza); - end - end - if stanza.attr.type == nil and not origin.presence then -- initial presence - local probe = st.presence({from = origin.full_jid, type = "probe"}); - for jid in pairs(origin.roster) do -- probe all contacts we are subscribed to - local subscription = origin.roster[jid].subscription; - if subscription == "both" or subscription == "to" then - probe.attr.to = jid; - core_route_stanza(origin, probe); - end - end - for _, res in pairs(hosts[host].sessions[node].sessions) do -- broadcast from all available resources - if res ~= origin and res.presence then - res.presence.attr.to = origin.full_jid; - core_route_stanza(res, res.presence); - res.presence.attr.to = nil; - end - end - if origin.roster.pending then -- resend incoming subscription requests - for jid in pairs(origin.roster.pending) do - origin.send(st.presence({type="subscribe", from=jid})); -- TODO add to attribute? Use original? - end - end - local request = st.presence({type="subscribe", from=origin.username.."@"..origin.host}); - for jid, item in pairs(origin.roster) do -- resend outgoing subscription requests - if item.ask then - request.attr.to = jid; - core_route_stanza(origin, request); - end + +local log = require "util.logger".init("presencemanager") + +local require = require; +local pairs, ipairs = pairs, ipairs; +local t_concat = table.concat; +local s_find = string.find; +local tonumber = tonumber; + +local st = require "util.stanza"; +local jid_split = require "util.jid".split; +local hosts = hosts; + +local rostermanager = require "core.rostermanager"; +local sessionmanager = require "core.sessionmanager"; +local offlinemanager = require "core.offlinemanager"; + +module "presencemanager" + +function handle_presence(origin, stanza, from_bare, to_bare, core_route_stanza, inbound) + local type = stanza.attr.type; + if type and type ~= "unavailable" then + if inbound then + handle_inbound_presence_subscriptions_and_probes(origin, stanza, from_bare, to_bare, core_route_stanza); + else + handle_outbound_presence_subscriptions_and_probes(origin, stanza, from_bare, to_bare, core_route_stanza); + end + elseif not inbound and not stanza.attr.to then + handle_normal_presence(origin, stanza, core_route_stanza); + else + core_route_stanza(origin, stanza); + end +end + +function handle_normal_presence(origin, stanza, core_route_stanza) + if origin.roster then + for jid in pairs(origin.roster) do -- broadcast to all interested contacts + local subscription = origin.roster[jid].subscription; + if subscription == "both" or subscription == "from" then + stanza.attr.to = jid; + core_route_stanza(origin, stanza); + end + end + local node, host = jid_split(stanza.attr.from); + for _, res in pairs(hosts[host].sessions[node].sessions) do -- broadcast to all resources + if res ~= origin and res.full_jid then -- to resource. FIXME is res.full_jid the correct check? Maybe it should be res.presence + stanza.attr.to = res.full_jid; + core_route_stanza(origin, stanza); + end + end + if stanza.attr.type == nil and not origin.presence then -- initial presence + local probe = st.presence({from = origin.full_jid, type = "probe"}); + for jid in pairs(origin.roster) do -- probe all contacts we are subscribed to + local subscription = origin.roster[jid].subscription; + if subscription == "both" or subscription == "to" then + probe.attr.to = jid; + core_route_stanza(origin, probe); + end + end + for _, res in pairs(hosts[host].sessions[node].sessions) do -- broadcast from all available resources + if res ~= origin and res.presence then + res.presence.attr.to = origin.full_jid; + core_route_stanza(res, res.presence); + res.presence.attr.to = nil; + end + end + if origin.roster.pending then -- resend incoming subscription requests + for jid in pairs(origin.roster.pending) do + origin.send(st.presence({type="subscribe", from=jid})); -- TODO add to attribute? Use original? + end + end + local request = st.presence({type="subscribe", from=origin.username.."@"..origin.host}); + for jid, item in pairs(origin.roster) do -- resend outgoing subscription requests + if item.ask then + request.attr.to = jid; + core_route_stanza(origin, request); + end end local offline = offlinemanager.load(node, host); - if offline then - for _, msg in ipairs(offline) do - origin.send(msg); -- FIXME do we need to modify to/from in any way? - end + if offline then + for _, msg in ipairs(offline) do + origin.send(msg); -- FIXME do we need to modify to/from in any way? + end offlinemanager.deleteAll(node, host); - end - end - origin.priority = 0; - if stanza.attr.type == "unavailable" then - origin.presence = nil; - if origin.directed then - local old_from = stanza.attr.from; - stanza.attr.from = origin.full_jid; - for jid in pairs(origin.directed) do - stanza.attr.to = jid; - core_route_stanza(origin, stanza); - end - stanza.attr.from = old_from; - origin.directed = nil; - end - else - origin.presence = stanza; - local priority = stanza:child_with_name("priority"); - if priority and #priority > 0 then - priority = t_concat(priority); - if s_find(priority, "^[+-]?[0-9]+$") then - priority = tonumber(priority); - if priority < -128 then priority = -128 end - if priority > 127 then priority = 127 end - origin.priority = priority; - end - end - end - stanza.attr.to = nil; -- reset it - else - log("error", "presence recieved from client with no roster"); - end -end - -function send_presence_of_available_resources(user, host, jid, recipient_session, core_route_stanza) - local h = hosts[host]; - local count = 0; - if h and h.type == "local" then - local u = h.sessions[user]; - if u then - for k, session in pairs(u.sessions) do - local pres = session.presence; - if pres then - pres.attr.to = jid; - pres.attr.from = session.full_jid; - core_route_stanza(session, pres); - pres.attr.to = nil; - pres.attr.from = nil; - count = count + 1; - end - end - end - end - log("info", "broadcasted presence of "..count.." resources from "..user.."@"..host.." to "..jid); - return count; -end - -function handle_outbound_presence_subscriptions_and_probes(origin, stanza, from_bare, to_bare, core_route_stanza) - local node, host = jid_split(from_bare); - local st_from, st_to = stanza.attr.from, stanza.attr.to; - stanza.attr.from, stanza.attr.to = from_bare, to_bare; - log("debug", "outbound presence "..stanza.attr.type.." from "..from_bare.." for "..to_bare); - if stanza.attr.type == "subscribe" then - -- 1. route stanza - -- 2. roster push (subscription = none, ask = subscribe) - if rostermanager.set_contact_pending_out(node, host, to_bare) then - rostermanager.roster_push(node, host, to_bare); - end -- else file error - core_route_stanza(origin, stanza); - elseif stanza.attr.type == "unsubscribe" then - -- 1. route stanza - -- 2. roster push (subscription = none or from) - if rostermanager.unsubscribe(node, host, to_bare) then - rostermanager.roster_push(node, host, to_bare); -- FIXME do roster push when roster has in fact not changed? - end -- else file error - core_route_stanza(origin, stanza); - elseif stanza.attr.type == "subscribed" then - -- 1. route stanza - -- 2. roster_push () - -- 3. send_presence_of_available_resources - if rostermanager.subscribed(node, host, to_bare) then - rostermanager.roster_push(node, host, to_bare); - end - core_route_stanza(origin, stanza); - send_presence_of_available_resources(node, host, to_bare, origin, core_route_stanza); - elseif stanza.attr.type == "unsubscribed" then - -- 1. route stanza - -- 2. roster push (subscription = none or to) - if rostermanager.unsubscribed(node, host, to_bare) then - rostermanager.roster_push(node, host, to_bare); - end - core_route_stanza(origin, stanza); - end - stanza.attr.from, stanza.attr.to = st_from, st_to; -end - -function handle_inbound_presence_subscriptions_and_probes(origin, stanza, from_bare, to_bare, core_route_stanza) - local node, host = jid_split(to_bare); - local st_from, st_to = stanza.attr.from, stanza.attr.to; - stanza.attr.from, stanza.attr.to = from_bare, to_bare; - log("debug", "inbound presence "..stanza.attr.type.." from "..from_bare.." for "..to_bare); - if stanza.attr.type == "probe" then - if rostermanager.is_contact_subscribed(node, host, from_bare) then - if 0 == send_presence_of_available_resources(node, host, from_bare, origin, core_route_stanza) then - -- TODO send last recieved unavailable presence (or we MAY do nothing, which is fine too) - end - else - core_route_stanza(origin, st.presence({from=to_bare, to=from_bare, type="unsubscribed"})); - end - elseif stanza.attr.type == "subscribe" then - if rostermanager.is_contact_subscribed(node, host, from_bare) then - core_route_stanza(origin, st.presence({from=to_bare, to=from_bare, type="subscribed"})); -- already subscribed - -- Sending presence is not clearly stated in the RFC, but it seems appropriate - if 0 == send_presence_of_available_resources(node, host, from_bare, origin, core_route_stanza) then - -- TODO send last recieved unavailable presence (or we MAY do nothing, which is fine too) - end - else - if not rostermanager.is_contact_pending_in(node, host, from_bare) then - if rostermanager.set_contact_pending_in(node, host, from_bare) then - sessionmanager.send_to_available_resources(node, host, stanza); - end -- TODO else return error, unable to save - end - end - elseif stanza.attr.type == "unsubscribe" then - if rostermanager.process_inbound_unsubscribe(node, host, from_bare) then - rostermanager.roster_push(node, host, from_bare); - end - elseif stanza.attr.type == "subscribed" then - if rostermanager.process_inbound_subscription_approval(node, host, from_bare) then - rostermanager.roster_push(node, host, from_bare); - end - elseif stanza.attr.type == "unsubscribed" then - if rostermanager.process_inbound_subscription_cancellation(node, host, from_bare) then - rostermanager.roster_push(node, host, from_bare); - end - end -- discard any other type - stanza.attr.from, stanza.attr.to = st_from, st_to; -end - -return _M; + end + end + origin.priority = 0; + if stanza.attr.type == "unavailable" then + origin.presence = nil; + if origin.directed then + local old_from = stanza.attr.from; + stanza.attr.from = origin.full_jid; + for jid in pairs(origin.directed) do + stanza.attr.to = jid; + core_route_stanza(origin, stanza); + end + stanza.attr.from = old_from; + origin.directed = nil; + end + else + origin.presence = stanza; + local priority = stanza:child_with_name("priority"); + if priority and #priority > 0 then + priority = t_concat(priority); + if s_find(priority, "^[+-]?[0-9]+$") then + priority = tonumber(priority); + if priority < -128 then priority = -128 end + if priority > 127 then priority = 127 end + origin.priority = priority; + end + end + end + stanza.attr.to = nil; -- reset it + else + log("error", "presence recieved from client with no roster"); + end +end + +function send_presence_of_available_resources(user, host, jid, recipient_session, core_route_stanza) + local h = hosts[host]; + local count = 0; + if h and h.type == "local" then + local u = h.sessions[user]; + if u then + for k, session in pairs(u.sessions) do + local pres = session.presence; + if pres then + pres.attr.to = jid; + pres.attr.from = session.full_jid; + core_route_stanza(session, pres); + pres.attr.to = nil; + pres.attr.from = nil; + count = count + 1; + end + end + end + end + log("info", "broadcasted presence of "..count.." resources from "..user.."@"..host.." to "..jid); + return count; +end + +function handle_outbound_presence_subscriptions_and_probes(origin, stanza, from_bare, to_bare, core_route_stanza) + local node, host = jid_split(from_bare); + local st_from, st_to = stanza.attr.from, stanza.attr.to; + stanza.attr.from, stanza.attr.to = from_bare, to_bare; + log("debug", "outbound presence "..stanza.attr.type.." from "..from_bare.." for "..to_bare); + if stanza.attr.type == "subscribe" then + -- 1. route stanza + -- 2. roster push (subscription = none, ask = subscribe) + if rostermanager.set_contact_pending_out(node, host, to_bare) then + rostermanager.roster_push(node, host, to_bare); + end -- else file error + core_route_stanza(origin, stanza); + elseif stanza.attr.type == "unsubscribe" then + -- 1. route stanza + -- 2. roster push (subscription = none or from) + if rostermanager.unsubscribe(node, host, to_bare) then + rostermanager.roster_push(node, host, to_bare); -- FIXME do roster push when roster has in fact not changed? + end -- else file error + core_route_stanza(origin, stanza); + elseif stanza.attr.type == "subscribed" then + -- 1. route stanza + -- 2. roster_push () + -- 3. send_presence_of_available_resources + if rostermanager.subscribed(node, host, to_bare) then + rostermanager.roster_push(node, host, to_bare); + end + core_route_stanza(origin, stanza); + send_presence_of_available_resources(node, host, to_bare, origin, core_route_stanza); + elseif stanza.attr.type == "unsubscribed" then + -- 1. route stanza + -- 2. roster push (subscription = none or to) + if rostermanager.unsubscribed(node, host, to_bare) then + rostermanager.roster_push(node, host, to_bare); + end + core_route_stanza(origin, stanza); + end + stanza.attr.from, stanza.attr.to = st_from, st_to; +end + +function handle_inbound_presence_subscriptions_and_probes(origin, stanza, from_bare, to_bare, core_route_stanza) + local node, host = jid_split(to_bare); + local st_from, st_to = stanza.attr.from, stanza.attr.to; + stanza.attr.from, stanza.attr.to = from_bare, to_bare; + log("debug", "inbound presence "..stanza.attr.type.." from "..from_bare.." for "..to_bare); + if stanza.attr.type == "probe" then + if rostermanager.is_contact_subscribed(node, host, from_bare) then + if 0 == send_presence_of_available_resources(node, host, from_bare, origin, core_route_stanza) then + -- TODO send last recieved unavailable presence (or we MAY do nothing, which is fine too) + end + else + core_route_stanza(origin, st.presence({from=to_bare, to=from_bare, type="unsubscribed"})); + end + elseif stanza.attr.type == "subscribe" then + if rostermanager.is_contact_subscribed(node, host, from_bare) then + core_route_stanza(origin, st.presence({from=to_bare, to=from_bare, type="subscribed"})); -- already subscribed + -- Sending presence is not clearly stated in the RFC, but it seems appropriate + if 0 == send_presence_of_available_resources(node, host, from_bare, origin, core_route_stanza) then + -- TODO send last recieved unavailable presence (or we MAY do nothing, which is fine too) + end + else + if not rostermanager.is_contact_pending_in(node, host, from_bare) then + if rostermanager.set_contact_pending_in(node, host, from_bare) then + sessionmanager.send_to_available_resources(node, host, stanza); + end -- TODO else return error, unable to save + end + end + elseif stanza.attr.type == "unsubscribe" then + if rostermanager.process_inbound_unsubscribe(node, host, from_bare) then + rostermanager.roster_push(node, host, from_bare); + end + elseif stanza.attr.type == "subscribed" then + if rostermanager.process_inbound_subscription_approval(node, host, from_bare) then + rostermanager.roster_push(node, host, from_bare); + end + elseif stanza.attr.type == "unsubscribed" then + if rostermanager.process_inbound_subscription_cancellation(node, host, from_bare) then + rostermanager.roster_push(node, host, from_bare); + end + end -- discard any other type + stanza.attr.from, stanza.attr.to = st_from, st_to; +end + +return _M;
