prosody-hg: plugins/mod_muc_mam.lua comparison

comparison plugins/mod_muc_mam.lua @ 10411:db2a06b9ff98

Merge 0.11->trunk

author	Kim Alvefur <zash@zash.se>
date	Sat, 16 Nov 2019 16:52:31 +0100
parents	29733134c76c
children	360d574517b6

comparison

equal deleted inserted replaced

-:659b577f280c
+:db2a06b9ff98
 -- Copyright (C) 2011-2017 Kim Alvefur
 --
 -- This file is MIT/X11 licensed.
 if module:get_host_type() ~= "component" then
-	module:log("error", "mod_%s should be loaded only on a MUC component, not normal hosts", module.name);
+	module:log_status("error", "mod_%s should be loaded only on a MUC component, not normal hosts", module.name);
 	return;
 end
 local xmlns_mam     = "urn:xmpp:mam:2";
 local xmlns_delay   = "urn:xmpp:delay";
 local rsm = require "util.rsm";
 local jid_bare = require "util.jid".bare;
 local jid_split = require "util.jid".split;
 local jid_prep = require "util.jid".prep;
 local dataform = require "util.dataforms".new;
+local get_form_type = require "util.dataforms".get_type;
 local mod_muc = module:depends"muc";
 local get_room_from_jid = mod_muc.get_room_from_jid;
 local is_stanza = st.is_stanza;
 local time_now = os.time;
 local m_min = math.min;
 local timestamp, timestamp_parse, datestamp = import( "util.datetime", "datetime", "parse", "date");
 local default_max_items, max_max_items = 20, module:get_option_number("max_archive_query_results", 50);
+local cleanup_after = module:get_option_string("muc_log_expires_after", "1w");
+local cleanup_interval = module:get_option_number("muc_log_cleanup_interval", 4 * 60 * 60);
 local default_history_length = 20;
 local max_history_length = module:get_option_number("max_history_messages", math.huge);
 local function get_historylength(room)
 	return math.min(room._data.history_length or default_history_length, max_history_length);
 local log_all_rooms = module:get_option_boolean("muc_log_all_rooms", false);
 local log_by_default = module:get_option_boolean("muc_log_by_default", true);
 local archive_store = "muc_log";
 local archive = module:open_store(archive_store, "archive");
+local archive_item_limit = module:get_option_number("storage_archive_item_limit", archive.caps and archive.caps.quota or 1000);
 if archive.name == "null" or not archive.find then
 	if not archive.find then
 		module:log("error", "Attempt to open archive storage returned a driver without archive API support");
 		module:log("error", "mod_%s does not support archiving",
 	return false;
 end
 local function archiving_enabled(room)
 	if log_all_rooms then
+		module:log("debug", "Archiving all rooms");
 		return true;
 	end
 	local enabled = room._data.archiving;
 	if enabled == nil then
+		module:log("debug", "Default is %s (for %s)", log_by_default, room.jid);
 		return log_by_default;
 	end
+	module:log("debug", "Logging in room %s is %s", room.jid, enabled);
 	return enabled;
 end
 if not log_all_rooms then
 	module:hook("muc-config-form", function(event)
 	-- Search query parameters
 	local qstart, qend;
 	local form = query:get_child("x", "jabber:x:data");
 	if form then
-		local err;
+		local form_type, err = get_form_type(form);
+		if form_type ~= xmlns_mam then
+			origin.send(st.error_reply(stanza, "modify", "bad-request", "Unexpected FORM_TYPE, expected '"..xmlns_mam.."'"));
+			return true;
+		end
 		form, err = query_form:data(form);
 		if err then
 			origin.send(st.error_reply(stanza, "modify", "bad-request", select(2, next(err))));
 			return true;
 		end
 		reverse = reverse;
 		with = "message<groupchat";
 	});
 	if not data then
-		origin.send(st.error_reply(stanza, "cancel", "internal-server-error"));
+		if err == "item-not-found" then
+			origin.send(st.error_reply(stanza, "modify", "item-not-found"));
+		else
+			origin.send(st.error_reply(stanza, "cancel", "internal-server-error"));
+		end
 		return true;
 	end
 	local total = tonumber(err);
 	local msg_reply_attr = { to = stanza.attr.from, from = stanza.attr.to };
 		end
 		first, last = last, first;
 	end
 	-- That's all folks!
-	module:log("debug", "Archive query %s completed", tostring(qid));
+	module:log("debug", "Archive query %s completed", qid);
 	origin.send(st.reply(stanza)
 		:tag("fin", { xmlns = xmlns_mam, queryid = qid, complete = complete })
 			:add_child(rsm.generate {
 				first = first, last = last, count = total }));
 		with = "message<groupchat";
 	}
 	local data, err = archive:find(jid_split(room_jid), query);
 	if not data then
-		module:log("error", "Could not fetch history: %s", tostring(err));
+		module:log("error", "Could not fetch history: %s", err);
 		return
 	end
 	local history, i = {}, 1;
 				break
 			end
 			maxchars = maxchars - chars;
 		end
 		history[i], i = item, i+1;
-		-- module:log("debug", tostring(item));
+		-- module:log("debug", item);
 	end
 	function event.next_stanza()
 		i = i - 1;
 		return history[i];
 	end
 	if stanza.attr.type then
 		with = with .. "<" .. stanza.attr.type
 	end
 	-- And stash it
-	local id = archive:append(room_node, nil, stored_stanza, time_now(), with);
+	local time = time_now();
+	local id, err = archive:append(room_node, nil, stored_stanza, time, with);
+	if not id and err == "quota-limit" then
+		if type(cleanup_after) == "number" then
+			module:log("debug", "Room '%s' over quota, cleaning archive", room_node);
+			local cleaned = archive:delete(room_node, {
+				["end"] = (os.time() - cleanup_after);
+			});
+			if cleaned then
+				id, err = archive:append(room_node, nil, stored_stanza, time, with);
+			end
+		end
+		if not id and (archive.caps and archive.caps.truncate) then
+			module:log("debug", "User '%s' over quota, truncating archive", room_node);
+			local truncated = archive:delete(room_node, {
+				truncate = archive_item_limit - 1;
+			});
+			if truncated then
+				id, err = archive:append(room_node, nil, stored_stanza, time, with);
+			end
+		end
+	end
 	if id then
 		schedule_cleanup(room_node);
 		stanza:add_direct_child(st.stanza("stanza-id", { xmlns = xmlns_st_id, by = self.jid, id = id }));
 	end
 -- And role/affiliation changes?
 module:add_feature(xmlns_mam);
 module:hook("muc-disco#info", function(event)
-	event.reply:tag("feature", {var=xmlns_mam}):up();
+	if archiving_enabled(event.room) then
+		event.reply:tag("feature", {var=xmlns_mam}):up();
+	end
 end);
 -- Cleanup
-local cleanup_after = module:get_option_string("muc_log_expires_after", "1w");
-local cleanup_interval = module:get_option_number("muc_log_cleanup_interval", 4 * 60 * 60);
 if cleanup_after ~= "never" then
 	local cleanup_storage = module:open_store("muc_log_cleanup");
 	local cleanup_map = module:open_store("muc_log_cleanup", "map");

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comparison plugins/mod_muc_mam.lua @ 10411:db2a06b9ff98