From b4988bb024264115283521e3fdb9c98f3dad0870 Mon Sep 17 00:00:00 2001
From: daurnimator <quae@daurnimator.com>
Date: Thu, 3 Apr 2014 14:24:27 -0400
Subject: plugins/muc: Move `whois` code to seperate file

---
 plugins/muc/whois.lib.lua | 67 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 plugins/muc/whois.lib.lua

(limited to 'plugins/muc/whois.lib.lua')

diff --git a/plugins/muc/whois.lib.lua b/plugins/muc/whois.lib.lua
new file mode 100644
index 00000000..f89e6087
--- /dev/null
+++ b/plugins/muc/whois.lib.lua
@@ -0,0 +1,67 @@
+-- Prosody IM
+-- Copyright (C) 2008-2010 Matthew Wild
+-- Copyright (C) 2008-2010 Waqas Hussain
+-- Copyright (C) 2014 Daurnimator
+--
+-- This project is MIT/X11 licensed. Please see the
+-- COPYING file in the source package for more information.
+--
+
+local valid_whois = {
+	moderators = true;
+	anyone = true;
+};
+
+local function get_whois(room)
+	return room._data.whois or "moderators";
+end
+
+local function set_whois(room, whois)
+	assert(valid_whois[whois], "Invalid whois value")
+	if get_whois(room) == whois then return false; end
+	room._data.whois = whois;
+	if room.save then room:save(true); end
+	return true;
+end
+
+module:hook("muc-disco#info", function(event)
+	event.reply:tag("feature", {var = get_whois(event.room) ~= "anyone" and "muc_semianonymous" or "muc_nonanonymous"}):up();
+end);
+
+module:hook("muc-config-form", function(event)
+	local whois = get_whois(event.room);
+	table.insert(event.form, {
+		name = 'muc#roomconfig_whois',
+		type = 'list-single',
+		label = 'Who May Discover Real JIDs?',
+		value = {
+			{ value = 'moderators', label = 'Moderators Only', default = whois == 'moderators' },
+			{ value = 'anyone',     label = 'Anyone',          default = whois == 'anyone' }
+		}
+	});
+end);
+
+module:hook("muc-config-submitted", function(event)
+	local new = event.fields["muc#roomconfig_whois"];
+	if new ~= nil and set_whois(event.room, new) then
+		local code = (new == 'moderators') and "173" or "172";
+		event.status_codes[code] = true;
+	end
+end);
+
+-- Mask 'from' jid as occupant jid if room is anonymous
+module:hook("muc-invite", function(event)
+	local room, stanza = event.room, event.stanza;
+	if get_whois(room) == "moderators" and room:get_default_role(room:get_affiliation(stanza.attr.to)) ~= "moderator" then
+		local invite = stanza:get_child("x", "http://jabber.org/protocol/muc#user"):get_child("invite");
+		local occupant_jid = room:get_occupant_jid(invite.attr.from);
+		if occupant_jid ~= nil then -- FIXME: This will expose real jid if inviter is not in room
+			invite.attr.from = occupant_jid;
+		end
+	end
+end, 50);
+
+return {
+	get = get_whois;
+	set = set_whois;
+};
-- 
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