File

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−-- Prosody IM
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−-- Copyright (C) 2008-2010 Matthew Wild
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−-- Copyright (C) 2008-2010 Waqas Hussain
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−-- Copyright (C) 2014 Daurnimator
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−--
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−-- This project is MIT/X11 licensed. Please see the
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−-- COPYING file in the source package for more information.
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−--
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−
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−local valid_whois = {
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−	moderators = true;
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−	anyone = true;
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−};
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−
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−local function get_whois(room)
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−	return room._data.whois or "moderators";
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−end
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−
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−local function set_whois(room, whois)
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−	assert(valid_whois[whois], "Invalid whois value")
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−	if get_whois(room) == whois then return false; end
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−	room._data.whois = whois;
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−	return true;
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−end
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−
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−module:hook("muc-disco#info", function(event)
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−	local whois = get_whois(event.room) ~= "anyone" and "muc_semianonymous" or "muc_nonanonymous";
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−	event.reply:tag("feature", { var = whois }):up();
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−end);
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−
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−module:hook("muc-config-form", function(event)
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−	local whois = get_whois(event.room);
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−	table.insert(event.form, {
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−		name = 'muc#roomconfig_whois',
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−		type = 'list-single',
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−		label = 'Addresses (JIDs) of room occupants may be viewed by:',
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−		options = {
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−			{ value = 'moderators', label = 'Moderators only', default = whois == 'moderators' },
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−			{ value = 'anyone',     label = 'Anyone',          default = whois == 'anyone' }
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−		}
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−	});
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−end, 80-4);
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−
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−module:hook("muc-config-submitted/muc#roomconfig_whois", function(event)
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−	if set_whois(event.room, event.value) then
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−		local code = (event.value == 'moderators') and "173" or "172";
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−		event.status_codes[code] = true;
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−	end
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−end);
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−
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−-- Mask 'from' jid as occupant jid if room is anonymous
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−module:hook("muc-invite", function(event)
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−	local room, stanza = event.room, event.stanza;
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−	if get_whois(room) == "moderators" and room:get_default_role(room:get_affiliation(stanza.attr.to)) ~= "moderator" then
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−		local invite = stanza:get_child("x", "http://jabber.org/protocol/muc#user"):get_child("invite");
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−		local occupant_jid = room:get_occupant_jid(invite.attr.from);
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−		if occupant_jid ~= nil then -- FIXME: This will expose real jid if inviter is not in room
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−			invite.attr.from = occupant_jid;
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−		end
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−	end
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−end, 50);
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−
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−return {
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−	get = get_whois;
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−	set = set_whois;
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−};