Mercurial > prosody-modules
annotate mod_mam_muc/mod_mam_muc.lua @ 1721:f49359330493
mod_delegation: handling of error replies from managing entities after forward.
| author | Goffi <goffi@goffi.org> |
|---|---|
| date | Sun, 03 May 2015 17:50:16 +0200 |
| parents | 66d67f0bae16 |
| children | c77e9522dc66 |
| rev | line source |
|---|---|
| 1313 | 1 -- XEP-0313: Message Archive Management for Prosody MUC |
|
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2 -- Copyright (C) 2011-2014 Kim Alvefur |
| 820 | 3 -- |
| 4 -- This file is MIT/X11 licensed. | |
| 5 | |
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6 local xmlns_mam = "urn:xmpp:mam:0"; |
| 820 | 7 local xmlns_delay = "urn:xmpp:delay"; |
| 8 local xmlns_forward = "urn:xmpp:forward:0"; | |
| 1313 | 9 local muc_form_enable_logging = "muc#roomconfig_enablelogging" |
| 820 | 10 |
| 11 local st = require "util.stanza"; | |
| 12 local rsm = module:require "mod_mam/rsm"; | |
| 13 local jid_bare = require "util.jid".bare; | |
| 14 local jid_split = require "util.jid".split; | |
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15 local dataform = require "util.dataforms".new; |
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16 local it = require"util.iterators"; |
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17 |
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18 -- Support both old and new MUC code |
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19 local mod_muc = module:depends"muc"; |
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20 local rooms = rawget(mod_muc, "rooms"); |
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21 local each_room = rawget(mod_muc, "each_room") or function() return it.values(rooms); end; |
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22 local new_muc = not rooms; |
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23 if new_muc then |
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24 rooms = module:shared"muc/rooms"; |
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25 end |
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26 local get_room_from_jid = rawget(mod_muc, "get_room_from_jid") or |
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27 function (jid) |
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28 return rooms[jid]; |
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29 end |
| 820 | 30 |
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31 local getmetatable = getmetatable; |
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32 local function is_stanza(x) |
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33 return getmetatable(x) == st.stanza_mt; |
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34 end |
| 820 | 35 |
| 36 local tostring = tostring; | |
| 37 local time_now = os.time; | |
| 38 local m_min = math.min; | |
| 39 local timestamp, timestamp_parse = require "util.datetime".datetime, require "util.datetime".parse; | |
|
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40 local max_history_length = module:get_option_number("max_history_messages", 1000); |
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41 local default_max_items, max_max_items = 20, module:get_option_number("max_archive_query_results", max_history_length); |
| 820 | 42 |
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43 local log_all_rooms = module:get_option_boolean("muc_log_all_rooms", false); |
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44 local log_by_default = module:get_option_boolean("muc_log_by_default", true); |
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45 |
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46 local archive_store = "muc_log"; |
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47 local archive = module:open_store(archive_store, "archive"); |
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48 if not archive or archive.name == "null" then |
| 1541 | 49 module:log("error", "Could not open archive storage"); |
| 50 return | |
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51 elseif not archive.find then |
| 1541 | 52 module:log("error", "mod_%s does not support archiving, switch to mod_storage_sql2", archive._provided_by); |
| 53 return | |
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54 end |
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55 |
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56 local function logging_enabled(room) |
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57 if log_all_rooms then |
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58 return true; |
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59 end |
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60 local enabled = room._data.logging; |
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61 if enabled == nil then |
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62 return log_by_default; |
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63 end |
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64 return enabled; |
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65 end |
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66 |
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67 local send_history, save_to_history; |
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68 |
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69 -- Override history methods for all rooms. |
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70 if not new_muc then -- 0.10 or older |
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71 module:hook("muc-room-created", function (event) |
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72 local room = event.room; |
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73 if logging_enabled(room) then |
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74 room.send_history = send_history; |
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75 room.save_to_history = save_to_history; |
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76 end |
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77 end); |
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78 |
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79 function module.load() |
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80 for room in each_room() do |
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81 if logging_enabled(room) then |
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82 room.send_history = send_history; |
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83 room.save_to_history = save_to_history; |
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84 end |
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85 end |
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86 end |
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87 function module.unload() |
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88 for room in each_room() do |
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89 if room.send_history == send_history then |
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90 room.send_history = nil; |
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91 room.save_to_history = nil; |
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92 end |
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93 end |
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94 end |
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95 end |
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96 |
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97 if not log_all_rooms then |
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98 module:hook("muc-config-form", function(event) |
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99 local room, form = event.room, event.form; |
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100 table.insert(form, |
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101 { |
| 1313 | 102 name = muc_form_enable_logging, |
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103 type = "boolean", |
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104 label = "Enable Logging?", |
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105 value = logging_enabled(room), |
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106 } |
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107 ); |
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108 end); |
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109 |
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110 module:hook("muc-config-submitted", function(event) |
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111 local room, fields, changed = event.room, event.fields, event.changed; |
| 1313 | 112 local new = fields[muc_form_enable_logging]; |
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113 if new ~= room._data.logging then |
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114 room._data.logging = new; |
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115 if type(changed) == "table" then |
| 1313 | 116 changed[muc_form_enable_logging] = true; |
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117 else |
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118 event.changed = true; |
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119 end |
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120 if new then |
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|
121 room.send_history = send_history; |
|
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|
122 room.save_to_history = save_to_history; |
|
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diff
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|
123 else |
|
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|
124 room.send_history = nil; |
|
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125 room.save_to_history = nil; |
|
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|
126 end |
|
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mod_mam_muc: Allow archiving to be enabled trough in the room configuration
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diff
changeset
|
127 end |
|
1276
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mod_mam_muc: Hide logging option from room configuration if set to log all rooms
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parents:
1275
diff
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|
128 end); |
|
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diff
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|
129 end |
|
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|
130 |
|
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|
131 -- Note: We ignore the 'with' field as this is internally used for stanza types |
|
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|
132 local query_form = dataform { |
|
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|
133 { name = "FORM_TYPE"; type = "hidden"; value = xmlns_mam; }; |
|
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134 { name = "with"; type = "jid-single"; }; |
|
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135 { name = "start"; type = "text-single" }; |
|
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|
136 { name = "end"; type = "text-single"; }; |
|
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|
137 }; |
|
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|
138 |
|
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|
139 -- Serve form |
|
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mod_mam_muc: fix <iq type='get' to='room-bare-jid'> query
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|
140 module:hook("iq-get/bare/"..xmlns_mam..":query", function(event) |
|
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141 local origin, stanza = event.origin, event.stanza; |
|
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142 return origin.send(st.reply(stanza):add_child(query_form:form())); |
|
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|
143 end); |
|
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|
144 |
| 820 | 145 -- Handle archive queries |
|
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|
146 module:hook("iq-set/bare/"..xmlns_mam..":query", function(event) |
| 820 | 147 local origin, stanza = event.origin, event.stanza; |
|
1144
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mod_mam_muc: Fix room lookup, should be indexed by bare jid
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148 local room = stanza.attr.to; |
|
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|
149 local room_node = jid_split(room); |
|
1382
ba17268490b7
mod_mam_muc: Fix to, from on result messages (thanks daurnimator)
Kim Alvefur <zash@zash.se>
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1369
diff
changeset
|
150 local orig_from = stanza.attr.from; |
| 820 | 151 local query = stanza.tags[1]; |
| 152 | |
|
1551
5127f4db9d39
mod_mam_muc: Try to use new MUC API for getting room objects (fixes queries to not yet initialized rooms)
Kim Alvefur <zash@zash.se>
parents:
1548
diff
changeset
|
153 local room_obj = get_room_from_jid(room); |
| 820 | 154 if not room_obj then |
|
1145
5a00f9bec6e7
mod_mam_muc: Send item-not-found if the requested room does not exist
Kim Alvefur <zash@zash.se>
parents:
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diff
changeset
|
155 return origin.send(st.error_reply(stanza, "cancel", "item-not-found")) |
| 820 | 156 end |
|
1382
ba17268490b7
mod_mam_muc: Fix to, from on result messages (thanks daurnimator)
Kim Alvefur <zash@zash.se>
parents:
1369
diff
changeset
|
157 local from = jid_bare(orig_from); |
| 820 | 158 |
|
1140
402cb9b604eb
mod_mam_muc: Send proper error reply when one is not allowed to query archive
Kim Alvefur <zash@zash.se>
parents:
1139
diff
changeset
|
159 -- Banned or not a member of a members-only room? |
|
1312
a48cf3ccdf9c
mod_mam_muc: Use public API of rooms for authorization check
Kim Alvefur <zash@zash.se>
parents:
1311
diff
changeset
|
160 local from_affiliation = room_obj:get_affiliation(from); |
|
a48cf3ccdf9c
mod_mam_muc: Use public API of rooms for authorization check
Kim Alvefur <zash@zash.se>
parents:
1311
diff
changeset
|
161 if from_affiliation == "outcast" -- banned |
|
1325
b21236b6b8d8
Backed out changeset 853a382c9bd6
Kim Alvefur <zash@zash.se>
parents:
1324
diff
changeset
|
162 or room_obj:get_members_only() and not from_affiliation then -- members-only, not a member |
|
1140
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mod_mam_muc: Send proper error reply when one is not allowed to query archive
Kim Alvefur <zash@zash.se>
parents:
1139
diff
changeset
|
163 return origin.send(st.error_reply(stanza, "auth", "forbidden")) |
| 820 | 164 end |
| 165 | |
|
1138
5c97ee75cadb
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Kim Alvefur <zash@zash.se>
parents:
820
diff
changeset
|
166 local qid = query.attr.queryid; |
|
5c97ee75cadb
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Kim Alvefur <zash@zash.se>
parents:
820
diff
changeset
|
167 |
|
5c97ee75cadb
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Kim Alvefur <zash@zash.se>
parents:
820
diff
changeset
|
168 -- Search query parameters |
|
1546
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mod_mam_muc: Remove parsing of 'with' field in MAM form, we currently ignore it anyways
Kim Alvefur <zash@zash.se>
parents:
1543
diff
changeset
|
169 local qstart, qend; |
|
1535
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mod_mam_muc: Update to XEP-0313 v 0.3
Kim Alvefur <zash@zash.se>
parents:
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diff
changeset
|
170 local form = query:get_child("x", "jabber:x:data"); |
|
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diff
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|
171 if form then |
|
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parents:
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diff
changeset
|
172 local err; |
|
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changeset
|
173 form, err = query_form:data(form); |
|
efbb047c01e7
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changeset
|
174 if err then |
|
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|
175 return origin.send(st.error_reply(stanza, "modify", "bad-request", select(2, next(err)))) |
|
efbb047c01e7
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Kim Alvefur <zash@zash.se>
parents:
1534
diff
changeset
|
176 end |
|
1546
fff2858c554f
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Kim Alvefur <zash@zash.se>
parents:
1543
diff
changeset
|
177 qstart, qend = form["start"], form["end"]; |
|
1535
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Kim Alvefur <zash@zash.se>
parents:
1534
diff
changeset
|
178 end |
| 820 | 179 |
|
1138
5c97ee75cadb
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Kim Alvefur <zash@zash.se>
parents:
820
diff
changeset
|
180 if qstart or qend then -- Validate timestamps |
|
5c97ee75cadb
mod_mam_muc: Switch to iq-get hook and drop some indentation
Kim Alvefur <zash@zash.se>
parents:
820
diff
changeset
|
181 local vstart, vend = (qstart and timestamp_parse(qstart)), (qend and timestamp_parse(qend)) |
|
5c97ee75cadb
mod_mam_muc: Switch to iq-get hook and drop some indentation
Kim Alvefur <zash@zash.se>
parents:
820
diff
changeset
|
182 if (qstart and not vstart) or (qend and not vend) then |
|
5c97ee75cadb
mod_mam_muc: Switch to iq-get hook and drop some indentation
Kim Alvefur <zash@zash.se>
parents:
820
diff
changeset
|
183 origin.send(st.error_reply(stanza, "modify", "bad-request", "Invalid timestamp")) |
|
5c97ee75cadb
mod_mam_muc: Switch to iq-get hook and drop some indentation
Kim Alvefur <zash@zash.se>
parents:
820
diff
changeset
|
184 return true |
|
5c97ee75cadb
mod_mam_muc: Switch to iq-get hook and drop some indentation
Kim Alvefur <zash@zash.se>
parents:
820
diff
changeset
|
185 end |
|
5c97ee75cadb
mod_mam_muc: Switch to iq-get hook and drop some indentation
Kim Alvefur <zash@zash.se>
parents:
820
diff
changeset
|
186 qstart, qend = vstart, vend; |
|
5c97ee75cadb
mod_mam_muc: Switch to iq-get hook and drop some indentation
Kim Alvefur <zash@zash.se>
parents:
820
diff
changeset
|
187 end |
| 820 | 188 |
|
1141
1091be1c3aba
mod_mam_muc: Switch to new stanza storage API
Kim Alvefur <zash@zash.se>
parents:
1140
diff
changeset
|
189 -- RSM stuff |
|
1091be1c3aba
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Kim Alvefur <zash@zash.se>
parents:
1140
diff
changeset
|
190 local qset = rsm.get(query); |
|
1091be1c3aba
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Kim Alvefur <zash@zash.se>
parents:
1140
diff
changeset
|
191 local qmax = m_min(qset and qset.max or default_max_items, max_max_items); |
|
1091be1c3aba
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Kim Alvefur <zash@zash.se>
parents:
1140
diff
changeset
|
192 local reverse = qset and qset.before or false; |
|
1091be1c3aba
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Kim Alvefur <zash@zash.se>
parents:
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diff
changeset
|
193 |
|
1091be1c3aba
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Kim Alvefur <zash@zash.se>
parents:
1140
diff
changeset
|
194 local before, after = qset and qset.before, qset and qset.after; |
|
1091be1c3aba
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parents:
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diff
changeset
|
195 if type(before) ~= "string" then before = nil; end |
| 820 | 196 |
|
1138
5c97ee75cadb
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Kim Alvefur <zash@zash.se>
parents:
820
diff
changeset
|
197 -- Load all the data! |
|
1146
9fa89dc7a86f
mod_mam_muc: Search the rooms archive correctly (copypaste error from mod_mam)
Kim Alvefur <zash@zash.se>
parents:
1145
diff
changeset
|
198 local data, err = archive:find(room_node, { |
|
1141
1091be1c3aba
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parents:
1140
diff
changeset
|
199 start = qstart; ["end"] = qend; -- Time range |
|
1091be1c3aba
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Kim Alvefur <zash@zash.se>
parents:
1140
diff
changeset
|
200 limit = qmax; |
|
1091be1c3aba
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Kim Alvefur <zash@zash.se>
parents:
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diff
changeset
|
201 before = before; after = after; |
|
1091be1c3aba
mod_mam_muc: Switch to new stanza storage API
Kim Alvefur <zash@zash.se>
parents:
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diff
changeset
|
202 reverse = reverse; |
|
1091be1c3aba
mod_mam_muc: Switch to new stanza storage API
Kim Alvefur <zash@zash.se>
parents:
1140
diff
changeset
|
203 total = true; |
|
1547
e98c335c6554
mod_mam_muc: Limit search to groupchat messages (we use the internal 'with' field stanza types)
Kim Alvefur <zash@zash.se>
parents:
1546
diff
changeset
|
204 with = "message<groupchat"; |
|
1141
1091be1c3aba
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Kim Alvefur <zash@zash.se>
parents:
1140
diff
changeset
|
205 }); |
|
1138
5c97ee75cadb
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Kim Alvefur <zash@zash.se>
parents:
820
diff
changeset
|
206 |
|
1141
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1140
diff
changeset
|
207 if not data then |
|
1091be1c3aba
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parents:
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diff
changeset
|
208 return origin.send(st.error_reply(stanza, "cancel", "internal-server-error")); |
|
1091be1c3aba
mod_mam_muc: Switch to new stanza storage API
Kim Alvefur <zash@zash.se>
parents:
1140
diff
changeset
|
209 end |
|
1091be1c3aba
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Kim Alvefur <zash@zash.se>
parents:
1140
diff
changeset
|
210 local count = err; |
|
1138
5c97ee75cadb
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Kim Alvefur <zash@zash.se>
parents:
820
diff
changeset
|
211 |
|
1535
efbb047c01e7
mod_mam_muc: Update to XEP-0313 v 0.3
Kim Alvefur <zash@zash.se>
parents:
1534
diff
changeset
|
212 origin.send(st.reply(stanza)) |
|
1534
4dd6eebc8fbd
mod_mam_muc: Minor moving about of variables
Kim Alvefur <zash@zash.se>
parents:
1533
diff
changeset
|
213 local msg_reply_attr = { to = stanza.attr.from, from = stanza.attr.to }; |
|
4dd6eebc8fbd
mod_mam_muc: Minor moving about of variables
Kim Alvefur <zash@zash.se>
parents:
1533
diff
changeset
|
214 |
|
1141
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Kim Alvefur <zash@zash.se>
parents:
1140
diff
changeset
|
215 -- Wrap it in stuff and deliver |
|
1534
4dd6eebc8fbd
mod_mam_muc: Minor moving about of variables
Kim Alvefur <zash@zash.se>
parents:
1533
diff
changeset
|
216 local fwd_st, first, last; |
|
1141
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Kim Alvefur <zash@zash.se>
parents:
1140
diff
changeset
|
217 for id, item, when in data do |
|
1534
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mod_mam_muc: Minor moving about of variables
Kim Alvefur <zash@zash.se>
parents:
1533
diff
changeset
|
218 fwd_st = st.message(msg_reply_attr) |
|
1141
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Kim Alvefur <zash@zash.se>
parents:
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diff
changeset
|
219 :tag("result", { xmlns = xmlns_mam, queryid = qid, id = id }) |
|
1138
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Kim Alvefur <zash@zash.se>
parents:
820
diff
changeset
|
220 :tag("forwarded", { xmlns = xmlns_forward }) |
|
5c97ee75cadb
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Kim Alvefur <zash@zash.se>
parents:
820
diff
changeset
|
221 :tag("delay", { xmlns = xmlns_delay, stamp = timestamp(when) }):up(); |
|
1141
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parents:
1140
diff
changeset
|
222 |
|
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Kim Alvefur <zash@zash.se>
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diff
changeset
|
223 if not is_stanza(item) then |
|
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Kim Alvefur <zash@zash.se>
parents:
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diff
changeset
|
224 item = st.deserialize(item); |
|
1138
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Kim Alvefur <zash@zash.se>
parents:
820
diff
changeset
|
225 end |
|
1141
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Kim Alvefur <zash@zash.se>
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1140
diff
changeset
|
226 item.attr.xmlns = "jabber:client"; |
|
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Kim Alvefur <zash@zash.se>
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diff
changeset
|
227 fwd_st:add_child(item); |
| 820 | 228 |
|
1141
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Kim Alvefur <zash@zash.se>
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diff
changeset
|
229 if not first then first = id; end |
|
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diff
changeset
|
230 last = id; |
|
1091be1c3aba
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Kim Alvefur <zash@zash.se>
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diff
changeset
|
231 |
|
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Kim Alvefur <zash@zash.se>
parents:
1140
diff
changeset
|
232 origin.send(fwd_st); |
|
1138
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Kim Alvefur <zash@zash.se>
parents:
820
diff
changeset
|
233 end |
|
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234 -- That's all folks! |
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235 module:log("debug", "Archive query %s completed", tostring(qid)); |
| 820 | 236 |
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237 if reverse then first, last = last, first; end |
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238 return origin.send(st.message(msg_reply_attr) |
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239 :tag("fin", { xmlns = xmlns_mam, queryid = qid }) |
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240 :add_child(rsm.generate { |
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241 first = first, last = last, count = count })); |
| 820 | 242 end); |
| 243 | |
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244 module:hook("muc-get-history", function (event) |
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245 local room = event.room; |
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246 if not logging_enabled(room) then return end |
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247 local room_jid = room.jid; |
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248 local maxstanzas = event.maxstanzas; |
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249 local maxchars = event.maxchars; |
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250 local since = event.since; |
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251 local to = event.to; |
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252 |
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253 -- Load all the data! |
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254 local query = { |
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255 limit = m_min(maxstanzas or 20, max_history_length); |
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256 start = since; |
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257 reverse = true; |
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258 with = "message<groupchat"; |
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259 } |
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260 module:log("debug", require"util.serialization".serialize(query)) |
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261 local data, err = archive:find(jid_split(room_jid), query); |
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262 |
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263 if not data then |
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264 module:log("error", "Could not fetch history: %s", tostring(err)); |
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265 return |
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266 end |
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267 |
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268 local history, i = {}, 1; |
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269 |
|
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270 for _, item, when in data do |
|
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271 item.attr.to = to; |
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272 item:tag("delay", { xmlns = "urn:xmpp:delay", from = room_jid, stamp = timestamp(when) }):up(); -- XEP-0203 |
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273 if maxchars then |
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274 local chars = #tostring(item); |
|
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275 if maxchars - chars < 0 then |
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276 break |
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277 end |
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278 maxchars = maxchars - chars; |
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279 end |
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280 history[i], i = item, i+1; |
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281 -- module:log("debug", tostring(item)); |
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282 end |
|
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283 function event.next_stanza() |
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284 i = i - 1; |
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285 return history[i]; |
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286 end |
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287 return true; |
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288 end, 1); |
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289 |
|
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|
290 function send_history(self, to, stanza) |
|
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291 local maxchars, maxstanzas, seconds, since; |
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292 local history_tag = stanza:find("{http://jabber.org/protocol/muc}x/history") |
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293 if history_tag then |
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294 module:log("debug", tostring(history_tag)); |
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295 local history_attr = history_tag.attr; |
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296 maxchars = tonumber(history_attr.maxchars); |
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297 maxstanzas = tonumber(history_attr.maxstanzas); |
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298 seconds = tonumber(history_attr.seconds); |
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299 since = history_attr.since; |
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300 if since then |
|
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301 since = timestamp_parse(since); |
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302 end |
|
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303 if seconds then |
|
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304 since = math.max(os.time() - seconds, since or 0); |
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305 end |
|
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306 end |
|
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|
307 |
|
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|
308 local event = { |
|
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309 room = self; |
|
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310 to = to; -- `to` is required to calculate the character count for `maxchars` |
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311 maxchars = maxchars, maxstanzas = maxstanzas, since = since; |
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312 next_stanza = function() end; -- events should define this iterator |
|
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313 }; |
|
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314 |
|
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315 module:fire_event("muc-get-history", event); |
|
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316 |
|
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|
317 for msg in event.next_stanza, event do |
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|
318 self:_route_stanza(msg); |
|
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319 end |
|
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320 end |
|
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|
321 |
| 820 | 322 -- Handle messages |
|
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|
323 function save_to_history(self, stanza) |
|
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|
324 local room = jid_split(self.jid); |
| 820 | 325 |
|
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|
326 -- Policy check |
|
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|
327 if not logging_enabled(self) then return end -- Don't log |
|
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|
328 |
|
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|
329 module:log("debug", "We're logging this") |
| 820 | 330 -- And stash it |
|
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diff
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|
331 local with = stanza.name |
|
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|
332 if stanza.attr.type then |
|
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|
333 with = with .. "<" .. stanza.attr.type |
|
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|
334 end |
|
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|
335 archive:append(room, nil, time_now(), with, stanza); |
| 820 | 336 end |
| 337 | |
|
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|
338 module:hook("muc-broadcast-message", function (event) |
|
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339 local room, stanza = event.room, event.stanza; |
|
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|
340 if stanza:get_child("body") then |
|
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|
341 save_to_history(room, stanza); |
|
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342 end |
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343 end); |
|
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|
344 |
|
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345 if module:get_option_boolean("muc_log_presences", true) then |
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346 module:hook("muc-occupant-joined", function (event) |
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347 save_to_history(event.room, st.stanza("presence", { from = event.nick })); |
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348 end); |
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349 module:hook("muc-occupant-left", function (event) |
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350 save_to_history(event.room, st.stanza("presence", { type = "unavailable", from = event.nick })); |
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351 end); |
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352 end |
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353 |
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354 module:hook("muc-room-destroyed", function(event) |
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355 local username = jid_split(event.room.jid); |
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356 archive:delete(username); |
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357 end); |
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358 |
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359 -- TODO should we perhaps log presence as well? |
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360 -- And role/affiliation changes? |
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361 |
| 820 | 362 module:add_feature(xmlns_mam); |