view mod_muc_webchat_url/mod_muc_webchat_url.lua @ 4421:94805a7e7b30

mod_invites: rework CLI parsing to support groups To make this sensible, the code had to move from rather simple parsing to something which looks more like getopt or your typical shell script.
author Jonas Schäfer <jonas@wielicki.name>
date Sun, 31 Jan 2021 19:16:36 +0100
parents 776ff0875e35
children dcafddc31b1c
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local jid_split = require "util.jid".split;
module:depends"muc";

local webchat_baseurl = module:get_option_string("muc_webchat_baseurl", nil);

local function get_default_url(room)
	if not webchat_baseurl then
		-- no template
		return nil;
	end
	if room:get_hidden() or room:get_members_only() or room:get_password() then
		-- not a public room
		return nil;
	end
	return (webchat_baseurl:gsub("{(%w+)}", {
			jid = room.jid,
			node = select(1, jid_split(room.jid)),
			host = select(2, jid_split(room.jid)),
		}));
end

local function get_webchat_url(room)
	local webchat_url = room._data.webchat_url;
	if webchat_url then -- explicitly configured
		return webchat_url;
	end
	return get_default_url(room);
end

module:hook("muc-config-form", function(event)
	local room, form = event.room, event.form;
	table.insert(form, {
		name = "muc#roomconfig_webchat_url",
		type = "text-single",
		label = "URL where this room can be joined",
		value = get_webchat_url(room),
	});
end);

module:hook("muc-config-submitted", function(event)
	local room, fields, changed = event.room, event.fields, event.changed;
	local new = fields["muc#roomconfig_webchat_url"];
	if new ~= get_webchat_url(room) then
		if new == get_default_url(room) then
			room._data.webchat_url = nil;
		else
			room._data.webchat_url = new;
		end
		if type(changed) == "table" then
			changed["muc#roomconfig_webchat_url"] = true;
		else
			event.changed = true;
		end
	end
end);

module:hook("muc-disco#info", function (event)
	local room, form, formdata = event.room, event.form, event.formdata;

	local webchat_url = get_webchat_url(room);
	if not webchat_url or webchat_url == "" then
		return;
	end
	table.insert(form, {
		name = "muc#roominfo_webchat_url",
	});
	formdata["muc#roominfo_webchat_url"] = webchat_url;
end);