view mod_muc_search/mod_muc_search.lua @ 4976:75b6e5df65f9

various: Improve error reporting if missing file server module on 0.12 If there is some error loading net.http.files then it would be swallowed by the pcall and then it would proceed to trying mod_http_files, which might cause unexpected behavior on 0.12 Ref #1765
author Kim Alvefur <zash@zash.se>
date Mon, 18 Jul 2022 22:47:54 +0200
parents 5f4bcaad18ee
children
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-- mod_muc_search
-- https://muclumbus.jabbercat.org/docs/api#xmpp
-- TODO
-- Result set management (pagination, limits)
-- Sorting
-- min_users

local dataforms = require "util.dataforms";
local st = require "util.stanza";

local mod_muc = module:depends("muc");
assert(mod_muc.live_rooms, "Missing required MUC API. Prosody >= hg:f5c43e829d93 required");

local search_form = dataforms.new {
	{
		type = "hidden";
		value = "https://xmlns.zombofant.net/muclumbus/search/1.0#params";
		name = "FORM_TYPE";
	};
	{
		type = "text-single";
		label = "Search for";
		name = "q";
	};
	{
		type = "boolean";
		value = true;
		label = "Search in name";
		name = "sinname";
	};
	{
		type = "boolean";
		value = true;
		label = "Search in description";
		name = "sindescription";
	};
	{
		type = "boolean";
		value = true;
		label = "Search in address";
		name = "sinaddr";
	};
	{
		type = "text-single";
		value = "1";
		label = "Minimum number of users";
		name = "min_users";
	};
	{
		options = {
			{
				label = "Number of online users";
				value = "nusers";
			};
			{
				label = "Address";
				value = "address";
			};
		};
		type = "list-single";
		value = "nusers";
		label = "Sort results by";
		name = "key";
	};
};

module:hook("iq-get/host/https://xmlns.zombofant.net/muclumbus/search/1.0:search", function (event)
	local origin, stanza = event.origin, event.stanza;
	origin.send(st.reply(stanza)
		:tag("search", { xmlns = "https://xmlns.zombofant.net/muclumbus/search/1.0" })
			:add_child(search_form:form()));
	return true;
end);

module:hook("iq-set/host/https://xmlns.zombofant.net/muclumbus/search/1.0:search", function (event)
	local origin, stanza = event.origin, event.stanza;
	local search = stanza.tags[1];
	local submitted = search:get_child("x", "jabber:x:data");
	if not submitted then
		origin.send(st.error_reply("modify", "bad-request", "Missing dataform"));
		return;
	end
	local query = search_form:data(submitted);
	module:log("debug", "Got query: %q", query);

	local result = st.reply(stanza)
		:tag("result", { xmlns = "https://xmlns.zombofant.net/muclumbus/search/1.0" });

	for room in mod_muc.live_rooms() do -- TODO s/live/all/ but preferably along with pagination/rsm
		if room:get_public() and not room:get_members_only() then
			module:log("debug", "Looking at room %s %q", room.jid, room._data);
			if (query.sinname and room:get_name():find(query.q, 1, true))
			or (query.sindescription and (room:get_description() or ""):find(query.q, 1, true))
			or (query.sinaddr and room.jid:find(query.q, 1, true)) then
				result:tag("item", { address = room.jid })
					:text_tag("name", room:get_name())
					:text_tag("description", room:get_description())
					:text_tag("language", room:get_language())
					:tag("is-open"):up()
				:up();
			end
		end
	end
	origin.send(result);
	return true;
end);