Files
vnctalk-prosody/vnctalk/mod_auto_accept_subscriptions/mod_auto_accept_subscriptions.lua
T

97 lines
3.9 KiB
Lua

local usermanager = require "core.usermanager";
local rostermanager = require "core.rostermanager";
local storagemanager = require "core.storagemanager";
local jid = require "util.jid";
local st = require "util.stanza";
local core_post_stanza = prosody.core_post_stanza;
-- Unsubscribes user from contact (not contact from user, if subscribed).
function unsubscribe(user_jid, contact_jid)
local user_username, user_host = jid.split(user_jid);
local contact_username, contact_host = jid.split(contact_jid);
if not hosts[user_host] then
warn("The host '%s' is not configured for this server.", user_host);
return;
end
if hosts[user_host].users.name == "null" then
storagemanager.initialize_host(user_host);
usermanager.initialize_host(user_host);
end
-- Update user's roster to say subscription is cancelled...
rostermanager.unsubscribe(user_username, user_host, contact_jid);
if hosts[contact_host] then
if contact_host ~= user_host and hosts[contact_host].users.name == "null" then
storagemanager.initialize_host(contact_host);
usermanager.initialize_host(contact_host);
end
-- Update contact's roster to say subscription is cancelled...
rostermanager.unsubscribed(contact_username, contact_host, user_jid);
end
end
-- Cancel any subscription in either direction.
function unsubscribe_both(jid1, jid2)
unsubscribe(jid1, jid2);
unsubscribe(jid2, jid1);
end
local function handle_inbound_subscription_request(origin, stanza)
local to_bare, from_bare = jid.bare(stanza.attr.to), jid.bare(stanza.attr.from);
local node, host = jid.split(to_bare);
stanza.attr.from, stanza.attr.to = from_bare, to_bare;
module:log("info", "Auto-accepting inbound subscription request from %s to %s", tostring(from_bare), tostring(to_bare));
local do_process = host or nil;
if host then
if not rostermanager.is_contact_subscribed(node, host, from_bare) then
core_post_stanza(hosts[host], st.presence({from=to_bare, to=from_bare, type="unavailable"}), true); -- acknowledging receipt
-- module:log("info", "receipt acknowledged");
if rostermanager.set_contact_pending_in(node, host, from_bare) then
-- module:log("info", "set pending in");
if rostermanager.subscribed(node, host, from_bare) then
-- module:log("info", "set subscribed");
rostermanager.roster_push(node, host, to_bare);
-- module:log("info", "pushed roster item");
local subscribed_stanza = st.reply(stanza);
subscribed_stanza.attr.type = "subscribed";
core_post_stanza(hosts[host], subscribed_stanza);
-- module:log("info", "sent subscribed");
hosts[host].modules.presence.send_presence_of_available_resources(node, host, to_bare, origin);
-- module:log("info", "sent available presence of all resources");
-- Add return subscription from user to contact
local subscribe_stanza = st.reply(stanza);
subscribe_stanza.attr.type = "subscribe";
if rostermanager.set_contact_pending_out(node, host, from_bare) then
rostermanager.roster_push(node, host, from_bare);
end
core_post_stanza(hosts[host], subscribe_stanza);
return true;
end
end
end
else
module:log("warn", "Failed to auto-accept subscription request from %s to %s", tostring(from_bare), tostring(to_bare));
return true;
end
end
local function handle_inbound_unsubscription_request(origin, stanza)
local to_bare, from_bare = jid.bare(stanza.attr.to), jid.bare(stanza.attr.from);
local node, host = jid.split(to_bare);
stanza.attr.from, stanza.attr.to = from_bare, to_bare;
-- module:log("info", "auto-unsubscribing subscription request from %s to %s", tostring(from_bare), tostring(to_bare));
unsubscribe_both(from_bare, to_bare);
end
module:hook("presence/bare", function (event)
local stanza = event.stanza;
if stanza.attr.type == "subscribe" then
handle_inbound_subscription_request(event.origin, stanza);
return true;
elseif stanza.attr.type == "unsubscribed" then
handle_inbound_unsubscription_request(event.origin, stanza);
end
end, 0.1);