diff options
Diffstat (limited to 'core/rostermanager.lua')
| -rw-r--r-- | core/rostermanager.lua | 51 |
1 files changed, 45 insertions, 6 deletions
diff --git a/core/rostermanager.lua b/core/rostermanager.lua index 61b08002..7b104339 100644 --- a/core/rostermanager.lua +++ b/core/rostermanager.lua @@ -12,6 +12,7 @@ local log = require "util.logger".init("rostermanager"); local new_id = require "util.id".short; +local new_cache = require "util.cache".new; local pairs = pairs; local tostring = tostring; @@ -111,6 +112,23 @@ local function load_roster(username, host) else -- Attempt to load roster for non-loaded user log("debug", "load_roster: loading for offline user: %s", jid); end + local roster_cache = hosts[host] and hosts[host].roster_cache; + if not roster_cache then + if hosts[host] then + roster_cache = new_cache(1024); + hosts[host].roster_cache = roster_cache; + end + else + roster = roster_cache:get(jid); + if roster then + log("debug", "load_roster: cache hit"); + roster_cache:set(jid, roster); + if user then user.roster = roster; end + return roster; + else + log("debug", "load_roster: cache miss, loading from storage"); + end + end local roster_store = storagemanager.open(host, "roster", "keyval"); local data, err = roster_store:get(username); roster = data or {}; @@ -134,6 +152,10 @@ local function load_roster(username, host) if not err then hosts[host].events.fire_event("roster-load", { username = username, host = host, roster = roster }); end + if roster_cache and not user then + log("debug", "load_roster: caching loaded roster"); + roster_cache:set(jid, roster); + end return roster, err; end @@ -263,15 +285,15 @@ end function is_contact_pending_in(username, host, jid) local roster = load_roster(username, host); - return roster[false].pending[jid]; + return roster[false].pending[jid] ~= nil; end -local function set_contact_pending_in(username, host, jid) +local function set_contact_pending_in(username, host, jid, stanza) local roster = load_roster(username, host); local item = roster[jid]; if item and (item.subscription == "from" or item.subscription == "both") then return; -- false end - roster[false].pending[jid] = true; + roster[false].pending[jid] = st.is_stanza(stanza) and st.preserialize(stanza) or true; return save_roster(username, host, roster, jid); end function is_contact_pending_out(username, host, jid) @@ -279,6 +301,11 @@ function is_contact_pending_out(username, host, jid) local item = roster[jid]; return item and item.ask; end +local function is_contact_preapproved(username, host, jid) + local roster = load_roster(username, host); + local item = roster[jid]; + return item and (item.approved == "true"); +end local function set_contact_pending_out(username, host, jid) -- subscribe local roster = load_roster(username, host); local item = roster[jid]; @@ -309,9 +336,10 @@ local function unsubscribe(username, host, jid) return save_roster(username, host, roster, jid); end local function subscribed(username, host, jid) + local roster = load_roster(username, host); + local item = roster[jid]; + if is_contact_pending_in(username, host, jid) then - local roster = load_roster(username, host); - local item = roster[jid]; if not item then -- FIXME should roster item be auto-created? item = {subscription = "none", groups = {}}; roster[jid] = item; @@ -323,7 +351,17 @@ local function subscribed(username, host, jid) end roster[false].pending[jid] = nil; return save_roster(username, host, roster, jid); - end -- TODO else implement optional feature pre-approval (ask = subscribed) + elseif not item or item.subscription == "none" or item.subscription == "to" then + -- Contact is not subscribed and has not sent a subscription request. + -- We store a pre-approval as per RFC6121 3.4 + if not item then + item = {subscription = "none", groups = {}}; + roster[jid] = item; + end + item.approved = "true"; + log("debug", "Storing preapproval for %s", jid); + return save_roster(username, host, roster, jid); + end end local function unsubscribed(username, host, jid) local roster = load_roster(username, host); @@ -381,6 +419,7 @@ return { set_contact_pending_in = set_contact_pending_in; is_contact_pending_out = is_contact_pending_out; set_contact_pending_out = set_contact_pending_out; + is_contact_preapproved = is_contact_preapproved; unsubscribe = unsubscribe; subscribed = subscribed; unsubscribed = unsubscribed; |