2 -- Copyright (C) 2008-2010 Matthew Wild
3 -- Copyright (C) 2008-2010 Waqas Hussain
5 -- This project is MIT/X11 licensed. Please see the
6 -- COPYING file in the source package for more information.
15 local jid, datamanager = require "util.jid", require "util.datamanager";
16 local jid_prep = jid.prep;
18 local module_host = module:get_host();
20 function inject_roster_contacts(username, host, roster)
21 --module:log("debug", "Injecting group members to roster");
22 local bare_jid = username.."@"..host;
23 if not members[bare_jid] and not members[false] then return; end -- Not a member of any groups
25 local function import_jids_to_roster(group_name)
26 for jid in pairs(groups[group_name]) do
28 --module:log("debug", "processing jid %s in group %s", tostring(jid), tostring(group_name));
29 if jid ~= bare_jid then
30 if not roster[jid] then roster[jid] = {}; end
31 roster[jid].subscription = "both";
32 if groups[group_name][jid] then
33 roster[jid].name = groups[group_name][jid];
35 if not roster[jid].groups then
36 roster[jid].groups = { [group_name] = true };
38 roster[jid].groups[group_name] = true;
39 roster[jid].persist = false;
44 -- Find groups this JID is a member of
45 if members[bare_jid] then
46 for _, group_name in ipairs(members[bare_jid]) do
47 --module:log("debug", "Importing group %s", group_name);
48 import_jids_to_roster(group_name);
52 -- Import public groups
53 if members[false] then
54 for _, group_name in ipairs(members[false]) do
55 --module:log("debug", "Importing group %s", group_name);
56 import_jids_to_roster(group_name);
61 roster[false].version = true;
65 function remove_virtual_contacts(username, host, datastore, data)
66 if host == module_host and datastore == "roster" then
67 local new_roster = {};
68 for jid, contact in pairs(data) do
69 if contact.persist ~= false then
70 new_roster[jid] = contact;
73 if new_roster[false] then
74 new_roster[false].version = nil; -- Version is void
76 return username, host, datastore, new_roster;
79 return username, host, datastore, data;
82 function module.load()
83 groups_file = module:get_option_string("groups_file");
84 if not groups_file then return; end
86 module:hook("roster-load", inject_roster_contacts);
87 datamanager.add_callback(remove_virtual_contacts);
89 groups = { default = {} };
91 local curr_group = "default";
92 for line in io.lines(groups_file) do
93 if line:match("^%s*%[.-%]%s*$") then
94 curr_group = line:match("^%s*%[(.-)%]%s*$");
95 if curr_group:match("^%+") then
96 curr_group = curr_group:gsub("^%+", "");
97 if not members[false] then
100 members[false][#members[false]+1] = curr_group; -- Is a public group
102 module:log("debug", "New group: %s", tostring(curr_group));
103 groups[curr_group] = groups[curr_group] or {};
106 local entryjid, name = line:match("([^=]*)=?(.*)");
107 module:log("debug", "entryjid = '%s', name = '%s'", entryjid, name);
109 jid = jid_prep(entryjid:match("%S+"));
111 module:log("debug", "New member of %s: %s", tostring(curr_group), tostring(jid));
112 groups[curr_group][jid] = name or false;
113 members[jid] = members[jid] or {};
114 members[jid][#members[jid]+1] = curr_group;
118 module:log("info", "Groups loaded successfully");
121 function module.unload()
122 datamanager.remove_callback(remove_virtual_contacts);
125 -- Public for other modules to access
126 function group_contains(group_name, jid)
127 return groups[group_name][jid];