prosody
25237002aba4
plugins/mod_mam/mod_mam.lua

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plugins/mod_mam/mod_mam.lua @ 8269:25237002aba4

mod_limits: Handle fractional outstanding balance values (caused by e3f7b6fa46ba) Fractional values were passed to string.sub() when doing buffer manipulations, and caused random bytes to be skipped in the stream.
author Matthew Wild <mwild1@gmail.com>
date Tue, 26 Sep 2017 17:48:33 +0100
parent 8252:63e505578d4f
child 8538:3eb4cafb3b64
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
7851
80ee0d9cd56f mod_mam: Normalize copyright headers
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1 -- Prosody IM
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2 -- Copyright (C) 2008-2017 Matthew Wild
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3 -- Copyright (C) 2008-2017 Waqas Hussain
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4 -- Copyright (C) 2011-2017 Kim Alvefur
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5 --
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6 -- This project is MIT/X11 licensed. Please see the
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7 -- COPYING file in the source package for more information.
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8 --
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9 -- XEP-0313: Message Archive Management for Prosody
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10 --
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11
7903
036c771b842a mod_mam: Update namespace to XEP-0313 v0.6
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12 local xmlns_mam = "urn:xmpp:mam:2";
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13 local xmlns_delay = "urn:xmpp:delay";
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14 local xmlns_forward = "urn:xmpp:forward:0";
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9e4de27e8e08 mod_mam: Move stanza ID namespace to a common variable
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15 local xmlns_st_id = "urn:xmpp:sid:0";
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16
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17 local um = require "core.usermanager";
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18 local st = require "util.stanza";
7882
1017a4f8929d mod_mam: Correct import of util.rsm
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19 local rsm = require "util.rsm";
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20 local get_prefs = module:require"mamprefs".get;
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21 local set_prefs = module:require"mamprefs".set;
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22 local prefs_to_stanza = module:require"mamprefsxml".tostanza;
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23 local prefs_from_stanza = module:require"mamprefsxml".fromstanza;
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24 local jid_bare = require "util.jid".bare;
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25 local jid_split = require "util.jid".split;
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26 local jid_prepped_split = require "util.jid".prepped_split;
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27 local dataform = require "util.dataforms".new;
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28 local host = module.host;
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29
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30 local rm_load_roster = require "core.rostermanager".load_roster;
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31
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e5d5e5946af5 mod_mam: Use is_stanza from util.stanza
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32 local is_stanza = st.is_stanza;
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33 local tostring = tostring;
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34 local time_now = os.time;
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35 local m_min = math.min;
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36 local timestamp, timestamp_parse = require "util.datetime".datetime, require "util.datetime".parse;
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37 local default_max_items, max_max_items = 20, module:get_option_number("max_archive_query_results", 50);
7849
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38 local strip_tags = module:get_option_set("dont_archive_namespaces", { "http://jabber.org/protocol/chatstates" });
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39
7850
10d91860172f mod_mam: Change store name to "archive" but make it configurable for people who have data in "archive2"
Kim Alvefur <zash@zash.se>
parents: 7849
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40 local archive_store = module:get_option_string("archive_store", "archive");
8047
eb9784561387 mod_mam: Remove extraneous assert when opening the store
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 8000
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41 local archive = module:open_store(archive_store, "archive");
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42
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43 if archive.name == "null" or not archive.find then
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44 if not archive.find then
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45 module:log("debug", "Attempt to open archive storage returned a valid driver but it does not seem to implement the storage API");
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46 module:log("debug", "mod_%s does not support archiving", archive._provided_by or archive.name and "storage_"..archive.name.."(?)" or "<unknown>");
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47 else
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48 module:log("debug", "Attempt to open archive storage returned null driver");
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49 end
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50 module:log("debug", "See https://prosody.im/doc/storage and https://prosody.im/doc/archiving for more information");
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51 module:log("info", "Using in-memory fallback archive driver");
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52 archive = module:require "fallback_archive";
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53 end
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54
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6ddddfe05a74 mod_mam: Don't ask the storage backend to count all items when expiry is disabled
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55 local use_total = true;
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56
7836
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57 local cleanup;
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58
8230
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59 local function schedule_cleanup(username)
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60 if cleanup and not cleanup[username] then
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61 table.insert(cleanup, username);
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62 cleanup[username] = true;
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63 end
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64 end
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65
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66 -- Handle prefs.
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67 module:hook("iq/self/"..xmlns_mam..":prefs", function(event)
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68 local origin, stanza = event.origin, event.stanza;
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69 local user = origin.username;
8252
63e505578d4f mod_mam: Also return the preferences on set
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70 if stanza.attr.type == "set" then
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71 local new_prefs = stanza:get_child("prefs", xmlns_mam);
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72 local prefs = prefs_from_stanza(new_prefs);
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73 local ok, err = set_prefs(user, prefs);
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74 if not ok then
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75 origin.send(st.error_reply(stanza, "cancel", "internal-server-error", "Error storing preferences: "..tostring(err)));
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76 return true;
7836
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77 end
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78 end
8252
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79 local prefs = prefs_to_stanza(get_prefs(user));
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80 local reply = st.reply(stanza):add_child(prefs);
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81 origin.send(reply);
7836
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82 return true;
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83 end);
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84
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85 local query_form = dataform {
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86 { name = "FORM_TYPE"; type = "hidden"; value = xmlns_mam; };
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87 { name = "with"; type = "jid-single"; };
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88 { name = "start"; type = "text-single" };
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89 { name = "end"; type = "text-single"; };
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90 };
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91
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92 -- Serve form
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93 module:hook("iq-get/self/"..xmlns_mam..":query", function(event)
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94 local origin, stanza = event.origin, event.stanza;
7904
c011cecad576 mod_mam: Add missing wrapping <query> element when returning the query form
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95 origin.send(st.reply(stanza):query(xmlns_mam):add_child(query_form:form()));
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96 return true;
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97 end);
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98
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99 -- Handle archive queries
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100 module:hook("iq-set/self/"..xmlns_mam..":query", function(event)
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101 local origin, stanza = event.origin, event.stanza;
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102 local query = stanza.tags[1];
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103 local qid = query.attr.queryid;
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104
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105 schedule_cleanup(origin.username);
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106
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107 -- Search query parameters
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108 local qwith, qstart, qend;
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109 local form = query:get_child("x", "jabber:x:data");
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110 if form then
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111 local err;
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112 form, err = query_form:data(form);
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113 if err then
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114 origin.send(st.error_reply(stanza, "modify", "bad-request", select(2, next(err))));
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115 return true;
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116 end
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117 qwith, qstart, qend = form["with"], form["start"], form["end"];
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118 qwith = qwith and jid_bare(qwith); -- dataforms does jidprep
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119 end
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120
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121 if qstart or qend then -- Validate timestamps
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122 local vstart, vend = (qstart and timestamp_parse(qstart)), (qend and timestamp_parse(qend));
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123 if (qstart and not vstart) or (qend and not vend) then
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124 origin.send(st.error_reply(stanza, "modify", "bad-request", "Invalid timestamp"))
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125 return true;
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126 end
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127 qstart, qend = vstart, vend;
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128 end
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129
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130 module:log("debug", "Archive query, id %s with %s from %s until %s)",
8140
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131 tostring(qid), qwith or "anyone",
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132 qstart and timestamp(qstart) or "the dawn of time",
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133 qend and timestamp(qend) or "now");
7836
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Kim Alvefur <zash@zash.se>
parents:
diff changeset
134
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
135 -- RSM stuff
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
136 local qset = rsm.get(query);
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
137 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
138 local reverse = qset and qset.before or false;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
139 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
140 if type(before) ~= "string" then before = nil; end
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
141
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
142 -- Load all the data!
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
143 local data, err = archive:find(origin.username, {
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
144 start = qstart; ["end"] = qend; -- Time range
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
145 with = qwith;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
146 limit = qmax + 1;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
147 before = before; after = after;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
148 reverse = reverse;
8172
66e32c34250b mod_mam: Request a total count if no items are requested
Kim Alvefur <zash@zash.se>
parents: 8149
diff changeset
149 total = use_total or qmax == 0;
7836
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
150 });
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
151
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
152 if not data then
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
153 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
154 return true;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
155 end
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
156 local total = tonumber(err);
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
157
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
158 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
159
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
160 local results = {};
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
161
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
162 -- Wrap it in stuff and deliver
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
163 local first, last;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
164 local count = 0;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
165 local complete = "true";
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
166 for id, item, when in data do
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
167 count = count + 1;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
168 if count > qmax then
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
169 complete = nil;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
170 break;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
171 end
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
172 local fwd_st = st.message(msg_reply_attr)
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
173 :tag("result", { xmlns = xmlns_mam, queryid = qid, id = id })
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
174 :tag("forwarded", { xmlns = xmlns_forward })
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
175 :tag("delay", { xmlns = xmlns_delay, stamp = timestamp(when) }):up();
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
176
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
177 if not is_stanza(item) then
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
178 item = st.deserialize(item);
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 item.attr.xmlns = "jabber:client";
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
181 fwd_st:add_child(item);
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
182
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
183 if not first then first = id; end
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
184 last = id;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
185
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
186 if reverse then
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
187 results[count] = fwd_st;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
188 else
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
189 origin.send(fwd_st);
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
190 end
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
191 end
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
192
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
193 if reverse then
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
194 for i = #results, 1, -1 do
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
195 origin.send(results[i]);
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 first, last = last, first;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
198 end
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
199
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
200 -- That's all folks!
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
201 module:log("debug", "Archive query %s completed", tostring(qid));
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
202
7839
f3e1925f29c2 mod_mam: Update to XEP-0313 v0.5.1
Kim Alvefur <zash@zash.se>
parents: 7838
diff changeset
203 origin.send(st.reply(stanza)
7836
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
204 :tag("fin", { xmlns = xmlns_mam, queryid = qid, complete = complete })
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
205 :add_child(rsm.generate {
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
206 first = first, last = last, count = total }));
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
207 return true;
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
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
210 local function has_in_roster(user, who)
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
211 local roster = rm_load_roster(user, host);
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
212 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
213 return roster[who];
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
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
216 local function shall_store(user, who)
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
217 -- TODO Cache this?
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
218 if not um.user_exists(user, host) then
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
219 return false;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
220 end
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
221 local prefs = get_prefs(user);
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
222 local rule = prefs[who];
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
223 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
224 if rule ~= nil then
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
225 return rule;
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 -- Below could be done by a metatable
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
228 local default = prefs[false];
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
229 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
230 if default == "roster" then
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
231 return has_in_roster(user, who);
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
232 end
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
233 return default;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
234 end
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
235
8207
8ea0484871e8 mod_mam: Factor out <stanza-id> stripping so it can be reused in two places
Kim Alvefur <zash@zash.se>
parents: 8206
diff changeset
236 local function strip_stanza_id(stanza, user)
8ea0484871e8 mod_mam: Factor out <stanza-id> stripping so it can be reused in two places
Kim Alvefur <zash@zash.se>
parents: 8206
diff changeset
237 if stanza:get_child("stanza-id", xmlns_st_id) then
8ea0484871e8 mod_mam: Factor out <stanza-id> stripping so it can be reused in two places
Kim Alvefur <zash@zash.se>
parents: 8206
diff changeset
238 stanza = st.clone(stanza);
8ea0484871e8 mod_mam: Factor out <stanza-id> stripping so it can be reused in two places
Kim Alvefur <zash@zash.se>
parents: 8206
diff changeset
239 stanza:maptags(function (tag)
8ea0484871e8 mod_mam: Factor out <stanza-id> stripping so it can be reused in two places
Kim Alvefur <zash@zash.se>
parents: 8206
diff changeset
240 if tag.name == "stanza-id" and tag.attr.xmlns == xmlns_st_id then
8ea0484871e8 mod_mam: Factor out <stanza-id> stripping so it can be reused in two places
Kim Alvefur <zash@zash.se>
parents: 8206
diff changeset
241 local by_user, by_host, res = jid_prepped_split(tag.attr.by);
8ea0484871e8 mod_mam: Factor out <stanza-id> stripping so it can be reused in two places
Kim Alvefur <zash@zash.se>
parents: 8206
diff changeset
242 if not res and by_host == host and by_user == user then
8ea0484871e8 mod_mam: Factor out <stanza-id> stripping so it can be reused in two places
Kim Alvefur <zash@zash.se>
parents: 8206
diff changeset
243 return nil;
8ea0484871e8 mod_mam: Factor out <stanza-id> stripping so it can be reused in two places
Kim Alvefur <zash@zash.se>
parents: 8206
diff changeset
244 end
8ea0484871e8 mod_mam: Factor out <stanza-id> stripping so it can be reused in two places
Kim Alvefur <zash@zash.se>
parents: 8206
diff changeset
245 end
8ea0484871e8 mod_mam: Factor out <stanza-id> stripping so it can be reused in two places
Kim Alvefur <zash@zash.se>
parents: 8206
diff changeset
246 return tag;
8ea0484871e8 mod_mam: Factor out <stanza-id> stripping so it can be reused in two places
Kim Alvefur <zash@zash.se>
parents: 8206
diff changeset
247 end);
8ea0484871e8 mod_mam: Factor out <stanza-id> stripping so it can be reused in two places
Kim Alvefur <zash@zash.se>
parents: 8206
diff changeset
248 end
8ea0484871e8 mod_mam: Factor out <stanza-id> stripping so it can be reused in two places
Kim Alvefur <zash@zash.se>
parents: 8206
diff changeset
249 return stanza;
8ea0484871e8 mod_mam: Factor out <stanza-id> stripping so it can be reused in two places
Kim Alvefur <zash@zash.se>
parents: 8206
diff changeset
250 end
8ea0484871e8 mod_mam: Factor out <stanza-id> stripping so it can be reused in two places
Kim Alvefur <zash@zash.se>
parents: 8206
diff changeset
251
7836
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
252 -- Handle messages
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
253 local function message_handler(event, c2s)
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
254 local origin, stanza = event.origin, event.stanza;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
255 local log = c2s and origin.log or module._log;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
256 local orig_type = stanza.attr.type or "normal";
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
257 local orig_from = stanza.attr.from;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
258 local orig_to = stanza.attr.to or orig_from;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
259 -- 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
260
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
261 -- 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
262 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
263 -- 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
264 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
265
7845
eeb22f912577 mod_mam: Filter out spoofed XEP-0359 tags
Kim Alvefur <zash@zash.se>
parents: 7844
diff changeset
266 -- Filter out <stanza-id> that claim to be from us
8207
8ea0484871e8 mod_mam: Factor out <stanza-id> stripping so it can be reused in two places
Kim Alvefur <zash@zash.se>
parents: 8206
diff changeset
267 event.stanza = strip_stanza_id(stanza, store_user);
7845
eeb22f912577 mod_mam: Filter out spoofed XEP-0359 tags
Kim Alvefur <zash@zash.se>
parents: 7844
diff changeset
268
7836
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
269 -- 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
270 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
271 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
272 return;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
273 end
7842
9332b43931f5 mod_mam: Add some comments explaining archive expiry
Kim Alvefur <zash@zash.se>
parents: 7841
diff changeset
274
7836
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
275 -- or if hints suggest we shouldn't
7843
04b09fd144eb mod_mam: Alter hints processing
Kim Alvefur <zash@zash.se>
parents: 7842
diff changeset
276 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
277 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
278 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
279 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
280 return;
04b09fd144eb mod_mam: Alter hints processing
Kim Alvefur <zash@zash.se>
parents: 7842
diff changeset
281 end
7836
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
8193
bb0118e46c45 mod_mam: Clone stanzas before mutating (thanks waqas) (fixes #961)
Kim Alvefur <zash@zash.se>
parents: 8172
diff changeset
284 local clone_for_storage;
7849
93a068ef4b2c mod_mam: Allow a set of namespaces to be stripped from stored stanzas, default to chat states (fixes #763)
Kim Alvefur <zash@zash.se>
parents: 7848
diff changeset
285 if not strip_tags:empty() then
8193
bb0118e46c45 mod_mam: Clone stanzas before mutating (thanks waqas) (fixes #961)
Kim Alvefur <zash@zash.se>
parents: 8172
diff changeset
286 clone_for_storage = st.clone(stanza);
bb0118e46c45 mod_mam: Clone stanzas before mutating (thanks waqas) (fixes #961)
Kim Alvefur <zash@zash.se>
parents: 8172
diff changeset
287 clone_for_storage:maptags(function (tag)
7849
93a068ef4b2c mod_mam: Allow a set of namespaces to be stripped from stored stanzas, default to chat states (fixes #763)
Kim Alvefur <zash@zash.se>
parents: 7848
diff changeset
288 if strip_tags:contains(tag.attr.xmlns) then
93a068ef4b2c mod_mam: Allow a set of namespaces to be stripped from stored stanzas, default to chat states (fixes #763)
Kim Alvefur <zash@zash.se>
parents: 7848
diff changeset
289 return nil;
93a068ef4b2c mod_mam: Allow a set of namespaces to be stripped from stored stanzas, default to chat states (fixes #763)
Kim Alvefur <zash@zash.se>
parents: 7848
diff changeset
290 else
93a068ef4b2c mod_mam: Allow a set of namespaces to be stripped from stored stanzas, default to chat states (fixes #763)
Kim Alvefur <zash@zash.se>
parents: 7848
diff changeset
291 return tag;
93a068ef4b2c mod_mam: Allow a set of namespaces to be stripped from stored stanzas, default to chat states (fixes #763)
Kim Alvefur <zash@zash.se>
parents: 7848
diff changeset
292 end
93a068ef4b2c mod_mam: Allow a set of namespaces to be stripped from stored stanzas, default to chat states (fixes #763)
Kim Alvefur <zash@zash.se>
parents: 7848
diff changeset
293 end);
8193
bb0118e46c45 mod_mam: Clone stanzas before mutating (thanks waqas) (fixes #961)
Kim Alvefur <zash@zash.se>
parents: 8172
diff changeset
294 if #clone_for_storage.tags == 0 then
8250
9ea5ea53744b mod_mam: Log a message when not archiving because it only had ignored tags
Kim Alvefur <zash@zash.se>
parents: 8231
diff changeset
295 log("debug", "Not archiving stanza: %s (empty when stripped)", stanza:top_tag());
7849
93a068ef4b2c mod_mam: Allow a set of namespaces to be stripped from stored stanzas, default to chat states (fixes #763)
Kim Alvefur <zash@zash.se>
parents: 7848
diff changeset
296 return;
93a068ef4b2c mod_mam: Allow a set of namespaces to be stripped from stored stanzas, default to chat states (fixes #763)
Kim Alvefur <zash@zash.se>
parents: 7848
diff changeset
297 end
8193
bb0118e46c45 mod_mam: Clone stanzas before mutating (thanks waqas) (fixes #961)
Kim Alvefur <zash@zash.se>
parents: 8172
diff changeset
298 else
bb0118e46c45 mod_mam: Clone stanzas before mutating (thanks waqas) (fixes #961)
Kim Alvefur <zash@zash.se>
parents: 8172
diff changeset
299 clone_for_storage = stanza;
7849
93a068ef4b2c mod_mam: Allow a set of namespaces to be stripped from stored stanzas, default to chat states (fixes #763)
Kim Alvefur <zash@zash.se>
parents: 7848
diff changeset
300 end
93a068ef4b2c mod_mam: Allow a set of namespaces to be stripped from stored stanzas, default to chat states (fixes #763)
Kim Alvefur <zash@zash.se>
parents: 7848
diff changeset
301
7836
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
302 -- Check with the users preferences
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
303 if shall_store(store_user, with) then
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
304 log("debug", "Archiving stanza: %s", stanza:top_tag());
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
305
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
306 -- And stash it
8193
bb0118e46c45 mod_mam: Clone stanzas before mutating (thanks waqas) (fixes #961)
Kim Alvefur <zash@zash.se>
parents: 8172
diff changeset
307 local ok = archive:append(store_user, nil, clone_for_storage, time_now(), with);
7836
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
308 if ok then
8193
bb0118e46c45 mod_mam: Clone stanzas before mutating (thanks waqas) (fixes #961)
Kim Alvefur <zash@zash.se>
parents: 8172
diff changeset
309 local clone_for_other_handlers = st.clone(stanza);
7908
dbdaa8487ecd mod_mam: Fix to treat first return value from archive:append as assigned ID
Kim Alvefur <zash@zash.se>
parents: 7906
diff changeset
310 local id = ok;
8193
bb0118e46c45 mod_mam: Clone stanzas before mutating (thanks waqas) (fixes #961)
Kim Alvefur <zash@zash.se>
parents: 8172
diff changeset
311 clone_for_other_handlers:tag("stanza-id", { xmlns = xmlns_st_id, by = store_user.."@"..host, id = id }):up();
bb0118e46c45 mod_mam: Clone stanzas before mutating (thanks waqas) (fixes #961)
Kim Alvefur <zash@zash.se>
parents: 8172
diff changeset
312 event.stanza = clone_for_other_handlers;
8230
154852646095 mod_mam: Use a FIFO queue for scheduling archive expiry
Kim Alvefur <zash@zash.se>
parents: 8207
diff changeset
313 schedule_cleanup(store_user);
8193
bb0118e46c45 mod_mam: Clone stanzas before mutating (thanks waqas) (fixes #961)
Kim Alvefur <zash@zash.se>
parents: 8172
diff changeset
314 module:fire_event("archive-message-added", { origin = origin, stanza = clone_for_storage, for_user = store_user, id = id });
7836
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
315 end
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
316 else
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
317 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
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
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
321 local function c2s_message_handler(event)
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
322 return message_handler(event, true);
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
323 end
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
324
8207
8ea0484871e8 mod_mam: Factor out <stanza-id> stripping so it can be reused in two places
Kim Alvefur <zash@zash.se>
parents: 8206
diff changeset
325 -- Filter out <stanza-id> before the message leaves the server to prevent privacy leak.
8ea0484871e8 mod_mam: Factor out <stanza-id> stripping so it can be reused in two places
Kim Alvefur <zash@zash.se>
parents: 8206
diff changeset
326 local function strip_stanza_id_after_other_events(event)
8ea0484871e8 mod_mam: Factor out <stanza-id> stripping so it can be reused in two places
Kim Alvefur <zash@zash.se>
parents: 8206
diff changeset
327 event.stanza = strip_stanza_id(event.stanza, event.origin.username);
7902
92b70a921acb mod_mam: Strip stanza-id tags after carbons
Kim Alvefur <zash@zash.se>
parents: 7901
diff changeset
328 end
92b70a921acb mod_mam: Strip stanza-id tags after carbons
Kim Alvefur <zash@zash.se>
parents: 7901
diff changeset
329
8207
8ea0484871e8 mod_mam: Factor out <stanza-id> stripping so it can be reused in two places
Kim Alvefur <zash@zash.se>
parents: 8206
diff changeset
330 module:hook("pre-message/bare", strip_stanza_id_after_other_events, -1);
8ea0484871e8 mod_mam: Factor out <stanza-id> stripping so it can be reused in two places
Kim Alvefur <zash@zash.se>
parents: 8206
diff changeset
331 module:hook("pre-message/full", strip_stanza_id_after_other_events, -1);
7902
92b70a921acb mod_mam: Strip stanza-id tags after carbons
Kim Alvefur <zash@zash.se>
parents: 7901
diff changeset
332
7836
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
333 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
334 local cleanup_interval = module:get_option_number("archive_cleanup_interval", 4 * 60 * 60);
8231
97a094fdf101 mod_mam: Log a message in case archive deletion is not supported by the storage module in use
Kim Alvefur <zash@zash.se>
parents: 8230
diff changeset
335 if not archive.delete then
97a094fdf101 mod_mam: Log a message in case archive deletion is not supported by the storage module in use
Kim Alvefur <zash@zash.se>
parents: 8230
diff changeset
336 module:log("debug", "Selected storage driver does not support deletion, archives will not expire");
97a094fdf101 mod_mam: Log a message in case archive deletion is not supported by the storage module in use
Kim Alvefur <zash@zash.se>
parents: 8230
diff changeset
337 elseif cleanup_after ~= "never" then
7836
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
338 local day = 86400;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
339 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
340 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
341 if not n then
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
342 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
343 return false;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
344 end
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
345
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
346 cleanup_after = tonumber(n) * ( multipliers[m] or 1 );
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: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
349
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
350 if not archive.delete then
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
351 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
352 return false;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
353 end
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
354
7842
9332b43931f5 mod_mam: Add some comments explaining archive expiry
Kim Alvefur <zash@zash.se>
parents: 7841
diff changeset
355 -- 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
356 -- 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
357 cleanup = {};
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
358
7842
9332b43931f5 mod_mam: Add some comments explaining archive expiry
Kim Alvefur <zash@zash.se>
parents: 7841
diff changeset
359 -- 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
360 -- Catch and ignore error if not supported
7836
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
361 pcall(function ()
7901
fc859aed9279 mod_mam: Fix wording of comment
Kim Alvefur <zash@zash.se>
parents: 7891
diff changeset
362 -- If this works, then we schedule cleanup for all known users on startup
7836
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
363 for user in um.users(module.host) do
8230
154852646095 mod_mam: Use a FIFO queue for scheduling archive expiry
Kim Alvefur <zash@zash.se>
parents: 8207
diff changeset
364 schedule_cleanup(user);
7836
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
365 end
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
366 end);
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
367
7842
9332b43931f5 mod_mam: Add some comments explaining archive expiry
Kim Alvefur <zash@zash.se>
parents: 7841
diff changeset
368 -- 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
369 module:add_timer(math.random(10, 60), function()
8230
154852646095 mod_mam: Use a FIFO queue for scheduling archive expiry
Kim Alvefur <zash@zash.se>
parents: 8207
diff changeset
370 local user = table.remove(cleanup, 1);
7836
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
371 if user then
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
372 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
373 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
374 if not ok then
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
375 module:log("warn", "Could not expire archives for user %s: %s", user, err);
7848
efe5232793aa mod_mam: If archive:delete() gives a number, this should be the number of deleted items
Kim Alvefur <zash@zash.se>
parents: 7846
diff changeset
376 elseif type(ok) == "number" then
efe5232793aa mod_mam: If archive:delete() gives a number, this should be the number of deleted items
Kim Alvefur <zash@zash.se>
parents: 7846
diff changeset
377 module:log("debug", "Removed %d messages", ok);
7836
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
378 end
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
379 cleanup[user] = nil;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
380 end
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
381 return math.random(cleanup_interval, cleanup_interval * 2);
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
382 end);
8132
6ddddfe05a74 mod_mam: Don't ask the storage backend to count all items when expiry is disabled
Kim Alvefur <zash@zash.se>
parents: 8047
diff changeset
383 else
6ddddfe05a74 mod_mam: Don't ask the storage backend to count all items when expiry is disabled
Kim Alvefur <zash@zash.se>
parents: 8047
diff changeset
384 -- Don't ask the backend to count the potentially unbounded number of items,
6ddddfe05a74 mod_mam: Don't ask the storage backend to count all items when expiry is disabled
Kim Alvefur <zash@zash.se>
parents: 8047
diff changeset
385 -- it'll get slow.
6ddddfe05a74 mod_mam: Don't ask the storage backend to count all items when expiry is disabled
Kim Alvefur <zash@zash.se>
parents: 8047
diff changeset
386 use_total = false;
7836
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
387 end
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
388
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
389 -- Stanzas sent by local clients
7840
92b6aa3ea2ce mod_mam: Decrease priority to zero
Kim Alvefur <zash@zash.se>
parents: 7839
diff changeset
390 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
391 module:hook("pre-message/full", c2s_message_handler, 0);
7905
daf83bd94906 mod_mam: Fix typo in comment
Kim Alvefur <zash@zash.se>
parents: 7904
diff changeset
392 -- Stanzas to local clients
7840
92b6aa3ea2ce mod_mam: Decrease priority to zero
Kim Alvefur <zash@zash.se>
parents: 7839
diff changeset
393 module:hook("message/bare", message_handler, 0);
92b6aa3ea2ce mod_mam: Decrease priority to zero
Kim Alvefur <zash@zash.se>
parents: 7839
diff changeset
394 module:hook("message/full", message_handler, 0);
7836
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
395
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
396 module:hook("account-disco-info", function(event)
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
397 (event.reply or event.stanza):tag("feature", {var=xmlns_mam}):up();
7891
01d2a2af3146 mod_mam: Advertise Stanza ID support (XEP-0359) (thanks iNPUTmice)
Kim Alvefur <zash@zash.se>
parents: 7890
diff changeset
398 (event.reply or event.stanza):tag("feature", {var=xmlns_st_id}):up();
7836
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
399 end);
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
400