1 local rostermanager = require"core.rostermanager";

     2 local jid_join = require"util.jid".join;

     3 local jid_split = require"util.jid".split;

     4 local host = module.host;

     5 local sessions = hosts[host].sessions;

     6 

     7 -- Make a *one-way* subscription. User will see when contact is online,

     8 -- contact will not see when user is online.

     9 local function subscribe(user, contact)

    10 	local user_jid, contact_jid = jid_join(user, host), jid_join(contact, host);

    11 

    12 	-- Update user's roster to say subscription request is pending...

    13 	rostermanager.set_contact_pending_out(user, host, contact_jid);

    14 	-- Update contact's roster to say subscription request is pending...

    15 	rostermanager.set_contact_pending_in(contact, host, user_jid);

    16 	-- Update contact's roster to say subscription request approved...

    17 	rostermanager.subscribed(contact, host, user_jid);

    18 	-- Update user's roster to say subscription request approved...

    19 	rostermanager.process_inbound_subscription_approval(user, host, contact_jid);

    20 

    21 	rostermanager.roster_push(user, host, contact_jid);

    22 	rostermanager.roster_push(contact, host, user_jid);

    23 end

    24 

    25 

    26 module:hook("resource-bind", function(event)

    27 	local session = event.session;

    28 	local roster = session.roster;

    29 	local user = session.username;

    30 	local user_jid = jid_join(user, host);

    31 	local contact_jid;

    32 	for contact, contact_session in pairs(sessions) do

    33 		if contact ~= user then

    34 			contact_jid = jid_join(contact, host);

    35 			if not rostermanager.is_contact_subscribed(user, host, contact_jid) then

    36 				subscribe(contact, user);

    37 			end

    38 			if not rostermanager.is_contact_subscribed(contact, host, user_jid) then

    39 				subscribe(user, contact);

    40 			end

    41 		end

    42 	end

    43 end);

    44