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mod_groups_muc_bookmarks/mod_groups_muc_bookmarks.lua @ 5020:6a36dae4a88d
mod_sasl2: Return true to indicate challenge was handled successfully
author | Matthew Wild <mwild1@gmail.com> |
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date | Sun, 28 Aug 2022 11:18:10 +0100 |
parent | 4863:fdf50c4d23a3 |
child | 5709:d5ff386dc97f |
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local jid_split = require "util.jid".split; local st = require "util.stanza"; local mod_groups = module:depends("groups_internal") local mod_pep = module:depends("pep") local XMLNS_BM2 = "urn:xmpp:bookmarks:1"; local XMLNS_XEP0060 = "http://jabber.org/protocol/pubsub"; local default_options = { ["persist_items"] = true; ["max_items"] = "max"; ["send_last_published_item"] = "never"; ["access_model"] = "whitelist"; }; local function get_current_bookmarks(jid, service) local ok, items = service:get_items(XMLNS_BM2, jid) if not ok then if items == "item-not-found" then return {}, nil; else return nil, items; end end return items or {}; end local function update_bookmark(jid, service, room, bookmark) local ok, err = service:publish(XMLNS_BM2, jid, room, bookmark, default_options); if ok then module:log("debug", "found existing matching bookmark, updated") else module:log("error", "failed to update bookmarks: %s", err) end end local function find_matching_bookmark(storage, room) return storage[room]; end local function inject_bookmark(jid, room, autojoin, name) local pep_service = mod_pep.get_pep_service(jid_split(jid)) local current, err = get_current_bookmarks(jid, pep_service); if err then module:log("error", "Could not retrieve existing bookmarks for %s: %s", jid, err); return; end local found = find_matching_bookmark(current, room) if found then local existing = found:get_child("conference", XMLNS_BM2); if autojoin ~= nil then existing.attr.autojoin = autojoin and "true" or "false" end if name ~= nil then -- do not change already configured names if not existing.attr.name then existing.attr.name = name end end else module:log("debug", "no existing bookmark found, adding new") found = st.stanza("item", { xmlns = XMLNS_XEP0060; id = room }) :tag("conference", { xmlns = XMLNS_BM2; name = name; autojoin = autojoin and "true" or "false"; }) end update_bookmark(jid, pep_service, room, found) end local function remove_bookmark(jid, room, autojoin, name) local pep_service = mod_pep.get_pep_service(jid_split(jid)) return pep_service:retract(XMLNS_BM2, jid, room, st.stanza("retract", { id = room })); end local function handle_user_added(event) if not event.group_info.muc_jid then module:log("debug", "ignoring user added event on group %s because it has no MUC", event.id) return end local jid = event.user .. "@" .. event.host inject_bookmark(jid, event.group_info.muc_jid, true, event.group_info.name) end local function handle_user_removed(event) if not event.group_info.muc_jid then module:log("debug", "ignoring user removed event on group %s because it has no MUC", event.id) return end -- Removing the bookmark is fine as the user just lost any privilege to -- be in the MUC (as group MUCs are members-only). local jid = event.user .. "@" .. event.host remove_bookmark(jid, event.group_info.muc_jid, true, event.group_info.name) end module:hook("group-user-added", handle_user_added) module:hook("group-user-removed", handle_user_removed)