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plugins/mod_mam/mod_mam.lua @ 7846:22275bc5744a

mod_mam: Add XEP-0359 tag

author	Kim Alvefur <zash@zash.se>
date	Sat, 19 Nov 2016 18:29:08 +0100
parent	7845:eeb22f912577
child	7848:efe5232793aa

rev	line source
7836 30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	1 -- XEP-0313: Message Archive Management for Prosody
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	2 -- Copyright (C) 2011-2016 Kim Alvefur
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	3 --
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	4 -- This file is MIT/X11 licensed.
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	5
7839 f3e1925f29c2 mod_mam: Update to XEP-0313 v0.5.1 Kim Alvefur <zash@zash.se> parents: 7838 diff changeset	6 local xmlns_mam = "urn:xmpp:mam:1";
7836 30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	7 local xmlns_delay = "urn:xmpp:delay";
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	8 local xmlns_forward = "urn:xmpp:forward:0";
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	9
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	10 local um = require "core.usermanager";
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	11 local st = require "util.stanza";
7837 a17bddf62a28 util.rsm: Move out from mod_mam directory Kim Alvefur <zash@zash.se> parents: 7836 diff changeset	12 local rsm = require "rsm";
7836 30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	13 local get_prefs = module:require"mamprefs".get;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	14 local set_prefs = module:require"mamprefs".set;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	15 local prefs_to_stanza = module:require"mamprefsxml".tostanza;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	16 local prefs_from_stanza = module:require"mamprefsxml".fromstanza;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	17 local jid_bare = require "util.jid".bare;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	18 local jid_split = require "util.jid".split;
7845 eeb22f912577 mod_mam: Filter out spoofed XEP-0359 tags Kim Alvefur <zash@zash.se> parents: 7844 diff changeset	19 local jid_prepped_split = require "util.jid".prepped_split;
7836 30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	20 local dataform = require "util.dataforms".new;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	21 local host = module.host;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	22
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	23 local rm_load_roster = require "core.rostermanager".load_roster;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	24
7838 e5d5e5946af5 mod_mam: Use is_stanza from util.stanza Kim Alvefur <zash@zash.se> parents: 7837 diff changeset	25 local is_stanza = st.is_stanza;
7836 30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	26 local tostring = tostring;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	27 local time_now = os.time;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	28 local m_min = math.min;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	29 local timestamp, timestamp_parse = require "util.datetime".datetime, require "util.datetime".parse;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	30 local default_max_items, max_max_items = 20, module:get_option_number("max_archive_query_results", 50);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	31 local global_default_policy = module:get_option("default_archive_policy", true);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	32 if global_default_policy ~= "roster" then
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	33 global_default_policy = module:get_option_boolean("default_archive_policy", global_default_policy);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	34 end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	35
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	36 local archive_store = "archive2";
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	37 local archive = assert(module:open_store(archive_store, "archive"));
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	38
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	39 if archive.name == "null" or not archive.find then
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	40 if not archive.find then
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	41 module:log("debug", "Attempt to open archive storage returned a valid driver but it does not seem to implement the storage API");
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	42 module:log("debug", "mod_%s does not support archiving", archive._provided_by or archive.name and "storage_"..archive.name.."(?)" or "<unknown>");
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	43 else
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	44 module:log("debug", "Attempt to open archive storage returned null driver");
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	45 end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	46 module:log("debug", "See https://prosody.im/doc/storage and https://prosody.im/doc/archiving for more information");
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	47 module:log("info", "Using in-memory fallback archive driver");
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	48 archive = module:require "fallback_archive";
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	49 end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	50
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	51 local cleanup;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	52
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	53 -- Handle prefs.
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	54 module:hook("iq/self/"..xmlns_mam..":prefs", function(event)
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	55 local origin, stanza = event.origin, event.stanza;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	56 local user = origin.username;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	57 if stanza.attr.type == "get" then
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	58 local prefs = prefs_to_stanza(get_prefs(user));
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	59 local reply = st.reply(stanza):add_child(prefs);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	60 origin.send(reply);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	61 else -- type == "set"
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	62 local new_prefs = stanza:get_child("prefs", xmlns_mam);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	63 local prefs = prefs_from_stanza(new_prefs);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	64 local ok, err = set_prefs(user, prefs);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	65 if not ok then
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	66 origin.send(st.error_reply(stanza, "cancel", "internal-server-error", "Error storing preferences: "..tostring(err)));
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	67 else
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	68 origin.send(st.reply(stanza));
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	69 end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	70 end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	71 return true;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	72 end);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	73
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	74 local query_form = dataform {
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	75 { name = "FORM_TYPE"; type = "hidden"; value = xmlns_mam; };
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	76 { name = "with"; type = "jid-single"; };
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	77 { name = "start"; type = "text-single" };
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	78 { name = "end"; type = "text-single"; };
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	79 };
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	80
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	81 -- Serve form
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	82 module:hook("iq-get/self/"..xmlns_mam..":query", function(event)
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	83 local origin, stanza = event.origin, event.stanza;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	84 origin.send(st.reply(stanza):add_child(query_form:form()));
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	85 return true;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	86 end);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	87
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	88 -- Handle archive queries
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	89 module:hook("iq-set/self/"..xmlns_mam..":query", function(event)
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	90 local origin, stanza = event.origin, event.stanza;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	91 local query = stanza.tags[1];
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	92 local qid = query.attr.queryid;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	93
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	94 if cleanup then cleanup[origin.username] = true; end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	95
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	96 -- Search query parameters
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	97 local qwith, qstart, qend;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	98 local form = query:get_child("x", "jabber:x:data");
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	99 if form then
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	100 local err;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	101 form, err = query_form:data(form);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	102 if err then
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	103 origin.send(st.error_reply(stanza, "modify", "bad-request", select(2, next(err))));
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	104 return true;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	105 end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	106 qwith, qstart, qend = form["with"], form["start"], form["end"];
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	107 qwith = qwith and jid_bare(qwith); -- dataforms does jidprep
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	108 end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	109
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	110 if qstart or qend then -- Validate timestamps
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	111 local vstart, vend = (qstart and timestamp_parse(qstart)), (qend and timestamp_parse(qend));
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	112 if (qstart and not vstart) or (qend and not vend) then
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	113 origin.send(st.error_reply(stanza, "modify", "bad-request", "Invalid timestamp"))
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	114 return true;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	115 end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	116 qstart, qend = vstart, vend;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	117 end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	118
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	119 module:log("debug", "Archive query, id %s with %s from %s until %s)",
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	120 tostring(qid), qwith or "anyone", qstart or "the dawn of time", qend or "now");
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	121
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	122 -- RSM stuff
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	123 local qset = rsm.get(query);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	124 local qmax = m_min(qset and qset.max or default_max_items, max_max_items);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	125 local reverse = qset and qset.before or false;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	126 local before, after = qset and qset.before, qset and qset.after;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	127 if type(before) ~= "string" then before = nil; end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	128
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	129
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	130 -- Load all the data!
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	131 local data, err = archive:find(origin.username, {
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	132 start = qstart; ["end"] = qend; -- Time range
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	133 with = qwith;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	134 limit = qmax + 1;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	135 before = before; after = after;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	136 reverse = reverse;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	137 total = true;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	138 });
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	139
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	140 if not data then
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	141 origin.send(st.error_reply(stanza, "cancel", "internal-server-error", err));
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	142 return true;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	143 end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	144 local total = tonumber(err);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	145
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	146 local msg_reply_attr = { to = stanza.attr.from, from = stanza.attr.to };
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	147
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	148 local results = {};
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	149
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	150 -- Wrap it in stuff and deliver
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	151 local first, last;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	152 local count = 0;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	153 local complete = "true";
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	154 for id, item, when in data do
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	155 count = count + 1;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	156 if count > qmax then
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	157 complete = nil;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	158 break;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	159 end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	160 local fwd_st = st.message(msg_reply_attr)
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	161 :tag("result", { xmlns = xmlns_mam, queryid = qid, id = id })
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	162 :tag("forwarded", { xmlns = xmlns_forward })
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	163 :tag("delay", { xmlns = xmlns_delay, stamp = timestamp(when) }):up();
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	164
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	165 if not is_stanza(item) then
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	166 item = st.deserialize(item);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	167 end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	168 item.attr.xmlns = "jabber:client";
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	169 fwd_st:add_child(item);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	170
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	171 if not first then first = id; end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	172 last = id;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	173
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	174 if reverse then
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	175 results[count] = fwd_st;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	176 else
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	177 origin.send(fwd_st);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	178 end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	179 end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	180
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	181 if reverse then
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	182 for i = #results, 1, -1 do
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	183 origin.send(results[i]);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	184 end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	185 first, last = last, first;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	186 end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	187
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	188 -- That's all folks!
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	189 module:log("debug", "Archive query %s completed", tostring(qid));
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	190
7839 f3e1925f29c2 mod_mam: Update to XEP-0313 v0.5.1 Kim Alvefur <zash@zash.se> parents: 7838 diff changeset	191 origin.send(st.reply(stanza)
7836 30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	192 :tag("fin", { xmlns = xmlns_mam, queryid = qid, complete = complete })
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	193 :add_child(rsm.generate {
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	194 first = first, last = last, count = total }));
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	195 return true;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	196 end);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	197
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	198 local function has_in_roster(user, who)
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	199 local roster = rm_load_roster(user, host);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	200 module:log("debug", "%s has %s in roster? %s", user, who, roster[who] and "yes" or "no");
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	201 return roster[who];
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	202 end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	203
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	204 local function shall_store(user, who)
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	205 -- TODO Cache this?
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	206 if not um.user_exists(user, host) then
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	207 return false;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	208 end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	209 local prefs = get_prefs(user);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	210 local rule = prefs[who];
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	211 module:log("debug", "%s's rule for %s is %s", user, who, tostring(rule));
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	212 if rule ~= nil then
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	213 return rule;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	214 end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	215 -- Below could be done by a metatable
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	216 local default = prefs[false];
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	217 module:log("debug", "%s's default rule is %s", user, tostring(default));
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	218 if default == nil then
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	219 default = global_default_policy;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	220 module:log("debug", "Using global default rule, %s", tostring(default));
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	221 end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	222 if default == "roster" then
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	223 return has_in_roster(user, who);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	224 end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	225 return default;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	226 end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	227
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	228 -- Handle messages
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	229 local function message_handler(event, c2s)
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	230 local origin, stanza = event.origin, event.stanza;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	231 local log = c2s and origin.log or module._log;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	232 local orig_type = stanza.attr.type or "normal";
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	233 local orig_from = stanza.attr.from;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	234 local orig_to = stanza.attr.to or orig_from;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	235 -- Stanza without 'to' are treated as if it was to their own bare jid
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	236
7844 316f5166eedb mod_mam: Find out which party is the user and which is the 'with' earlier Kim Alvefur <zash@zash.se> parents: 7843 diff changeset	237 -- Whos storage do we put it in?
316f5166eedb mod_mam: Find out which party is the user and which is the 'with' earlier Kim Alvefur <zash@zash.se> parents: 7843 diff changeset	238 local store_user = c2s and origin.username or jid_split(orig_to);
316f5166eedb mod_mam: Find out which party is the user and which is the 'with' earlier Kim Alvefur <zash@zash.se> parents: 7843 diff changeset	239 -- And who are they chatting with?
316f5166eedb mod_mam: Find out which party is the user and which is the 'with' earlier Kim Alvefur <zash@zash.se> parents: 7843 diff changeset	240 local with = jid_bare(c2s and orig_to or orig_from);
316f5166eedb mod_mam: Find out which party is the user and which is the 'with' earlier Kim Alvefur <zash@zash.se> parents: 7843 diff changeset	241
7845 eeb22f912577 mod_mam: Filter out spoofed XEP-0359 tags Kim Alvefur <zash@zash.se> parents: 7844 diff changeset	242 -- Filter out <stanza-id> that claim to be from us
eeb22f912577 mod_mam: Filter out spoofed XEP-0359 tags Kim Alvefur <zash@zash.se> parents: 7844 diff changeset	243 stanza:maptags(function (tag)
eeb22f912577 mod_mam: Filter out spoofed XEP-0359 tags Kim Alvefur <zash@zash.se> parents: 7844 diff changeset	244 if tag.name == "stanza-id" and tag.attr.xmlns == "urn:xmpp:sid:0" then
eeb22f912577 mod_mam: Filter out spoofed XEP-0359 tags Kim Alvefur <zash@zash.se> parents: 7844 diff changeset	245 local by_user, by_host, res = prepped_split(tag.attr.by);
eeb22f912577 mod_mam: Filter out spoofed XEP-0359 tags Kim Alvefur <zash@zash.se> parents: 7844 diff changeset	246 if not res and by_host == module.host and by_user == store_user then
eeb22f912577 mod_mam: Filter out spoofed XEP-0359 tags Kim Alvefur <zash@zash.se> parents: 7844 diff changeset	247 return nil;
eeb22f912577 mod_mam: Filter out spoofed XEP-0359 tags Kim Alvefur <zash@zash.se> parents: 7844 diff changeset	248 end
eeb22f912577 mod_mam: Filter out spoofed XEP-0359 tags Kim Alvefur <zash@zash.se> parents: 7844 diff changeset	249 end
eeb22f912577 mod_mam: Filter out spoofed XEP-0359 tags Kim Alvefur <zash@zash.se> parents: 7844 diff changeset	250 return tag;
eeb22f912577 mod_mam: Filter out spoofed XEP-0359 tags Kim Alvefur <zash@zash.se> parents: 7844 diff changeset	251 end);
eeb22f912577 mod_mam: Filter out spoofed XEP-0359 tags Kim Alvefur <zash@zash.se> parents: 7844 diff changeset	252
7836 30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	253 -- We store chat messages or normal messages that have a body
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	254 if not(orig_type == "chat" or (orig_type == "normal" and stanza:get_child("body")) ) then
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	255 log("debug", "Not archiving stanza: %s (type)", stanza:top_tag());
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	256 return;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	257 end
7842 9332b43931f5 mod_mam: Add some comments explaining archive expiry Kim Alvefur <zash@zash.se> parents: 7841 diff changeset	258
7836 30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	259 -- or if hints suggest we shouldn't
7843 04b09fd144eb mod_mam: Alter hints processing Kim Alvefur <zash@zash.se> parents: 7842 diff changeset	260 if not stanza:get_child("store", "urn:xmpp:hints") then -- No hint telling us we should store
04b09fd144eb mod_mam: Alter hints processing Kim Alvefur <zash@zash.se> parents: 7842 diff changeset	261 if stanza:get_child("no-permanent-store", "urn:xmpp:hints")
04b09fd144eb mod_mam: Alter hints processing Kim Alvefur <zash@zash.se> parents: 7842 diff changeset	262 or stanza:get_child("no-store", "urn:xmpp:hints") then -- Hint telling us we should NOT store
04b09fd144eb mod_mam: Alter hints processing Kim Alvefur <zash@zash.se> parents: 7842 diff changeset	263 log("debug", "Not archiving stanza: %s (hint)", stanza:top_tag());
04b09fd144eb mod_mam: Alter hints processing Kim Alvefur <zash@zash.se> parents: 7842 diff changeset	264 return;
04b09fd144eb mod_mam: Alter hints processing Kim Alvefur <zash@zash.se> parents: 7842 diff changeset	265 end
7836 30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	266 end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	267
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	268 -- Check with the users preferences
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	269 if shall_store(store_user, with) then
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	270 log("debug", "Archiving stanza: %s", stanza:top_tag());
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	271
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	272 -- And stash it
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	273 local ok, id = archive:append(store_user, nil, stanza, time_now(), with);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	274 if ok then
7846 22275bc5744a mod_mam: Add XEP-0359 tag Kim Alvefur <zash@zash.se> parents: 7845 diff changeset	275 stanza:tag("stanza-id", { xmlns = "urn:xmpp:sid:0", by = store_user.."@"..host, id = id }):up();
7836 30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	276 if cleanup then cleanup[store_user] = true; end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	277 module:fire_event("archive-message-added", { origin = origin, stanza = stanza, for_user = store_user, id = id });
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	278 end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	279 else
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	280 log("debug", "Not archiving stanza: %s (prefs)", stanza:top_tag());
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	281 end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	282 end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	283
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	284 local function c2s_message_handler(event)
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	285 return message_handler(event, true);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	286 end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	287
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	288 local cleanup_after = module:get_option_string("archive_expires_after", "1w");
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	289 local cleanup_interval = module:get_option_number("archive_cleanup_interval", 4 * 60 * 60);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	290 if cleanup_after ~= "never" then
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	291 local day = 86400;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	292 local multipliers = { d = day, w = day * 7, m = 31 * day, y = 365.2425 * day };
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	293 local n, m = cleanup_after:lower():match("(%d+)%s*([dwmy]?)");
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	294 if not n then
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	295 module:log("error", "Could not parse archive_expires_after string %q", cleanup_after);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	296 return false;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	297 end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	298
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	299 cleanup_after = tonumber(n) * ( multipliers[m] or 1 );
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	300
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	301 module:log("debug", "archive_expires_after = %d -- in seconds", cleanup_after);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	302
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	303 if not archive.delete then
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	304 module:log("error", "archive_expires_after set but mod_%s does not support deleting", archive._provided_by);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	305 return false;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	306 end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	307
7842 9332b43931f5 mod_mam: Add some comments explaining archive expiry Kim Alvefur <zash@zash.se> parents: 7841 diff changeset	308 -- Set of known users to do message expiry for
9332b43931f5 mod_mam: Add some comments explaining archive expiry Kim Alvefur <zash@zash.se> parents: 7841 diff changeset	309 -- Populated either below or when new messages are added
7836 30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	310 cleanup = {};
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	311
7842 9332b43931f5 mod_mam: Add some comments explaining archive expiry Kim Alvefur <zash@zash.se> parents: 7841 diff changeset	312 -- Iterating over users is not supported by all authentication modules
9332b43931f5 mod_mam: Add some comments explaining archive expiry Kim Alvefur <zash@zash.se> parents: 7841 diff changeset	313 -- Catch and ignore error if not supported
7836 30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	314 pcall(function ()
7842 9332b43931f5 mod_mam: Add some comments explaining archive expiry Kim Alvefur <zash@zash.se> parents: 7841 diff changeset	315 -- If this works, then we schedule cleanup for all known known
7836 30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	316 for user in um.users(module.host) do
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	317 cleanup[user] = true;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	318 end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	319 end);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	320
7842 9332b43931f5 mod_mam: Add some comments explaining archive expiry Kim Alvefur <zash@zash.se> parents: 7841 diff changeset	321 -- At odd intervals, delete old messages for one user
7836 30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	322 module:add_timer(math.random(10, 60), function()
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	323 local user = next(cleanup);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	324 if user then
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	325 module:log("debug", "Removing old messages for user %q", user);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	326 local ok, err = archive:delete(user, { ["end"] = os.time() - cleanup_after; })
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	327 if not ok then
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	328 module:log("warn", "Could not expire archives for user %s: %s", user, err);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	329 else
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	330 -- :affected() is a recent addition for eg SQLite3 in LuaDBI
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	331 pcall(function(stmt)
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	332 module:log("debug", "Removed %d messages", stmt:affected());
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	333 end, err);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	334 end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	335 cleanup[user] = nil;
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	336 end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	337 return math.random(cleanup_interval, cleanup_interval * 2);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	338 end);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	339 end
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	340
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	341 -- Stanzas sent by local clients
7840 92b6aa3ea2ce mod_mam: Decrease priority to zero Kim Alvefur <zash@zash.se> parents: 7839 diff changeset	342 module:hook("pre-message/bare", c2s_message_handler, 0);
92b6aa3ea2ce mod_mam: Decrease priority to zero Kim Alvefur <zash@zash.se> parents: 7839 diff changeset	343 module:hook("pre-message/full", c2s_message_handler, 0);
7836 30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	344 -- Stanszas to local clients
7840 92b6aa3ea2ce mod_mam: Decrease priority to zero Kim Alvefur <zash@zash.se> parents: 7839 diff changeset	345 module:hook("message/bare", message_handler, 0);
92b6aa3ea2ce mod_mam: Decrease priority to zero Kim Alvefur <zash@zash.se> parents: 7839 diff changeset	346 module:hook("message/full", message_handler, 0);
7836 30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	347
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	348 module:hook("account-disco-info", function(event)
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	349 (event.reply or event.stanza):tag("feature", {var=xmlns_mam}):up();
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	350 end);
30fac9154fd4 mod_mam: Import from prosody-modules Kim Alvefur <zash@zash.se> parents: diff changeset	351

prosody

22275bc5744a

plugins/mod_mam/mod_mam.lua

Software / code / prosody

Annotate

plugins/mod_mam/mod_mam.lua @ 7846:22275bc5744a

Software `/` code `/` prosody