Software / code / prosody-modules
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mod_mam_archive/mod_mam_archive.lua @ 1491:e7294423512f
mod_net_dovecotauth: Fix typo in config option
| author | Kim Alvefur <zash@zash.se> |
|---|---|
| date | Tue, 19 Aug 2014 16:54:30 +0200 |
| parent | 1477:db870913e1cf |
| child | 1498:e82592ed744b |
| rev | line source |
|---|---|
| 1471 | 1 -- Prosody IM |
| 2 -- | |
| 3 -- This project is MIT/X11 licensed. Please see the | |
| 4 -- COPYING file in the source package for more information. | |
| 5 -- | |
| 6 local get_prefs = module:require"mod_mam/mamprefs".get; | |
| 7 local set_prefs = module:require"mod_mam/mamprefs".set; | |
| 8 local rsm = module:require "mod_mam/rsm"; | |
| 9 local jid_bare = require "util.jid".bare; | |
| 10 local jid_prep = require "util.jid".prep; | |
| 11 local date_parse = require "util.datetime".parse; | |
| 12 | |
| 13 local st = require "util.stanza"; | |
| 14 local archive_store = "archive2"; | |
| 15 local archive = module:open_store(archive_store, "archive"); | |
| 16 local global_default_policy = module:get_option("default_archive_policy", false); | |
| 17 local default_max_items, max_max_items = 20, module:get_option_number("max_archive_query_results", 50); | |
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18 local conversation_interval = tonumber(module:get_option_number("archive_conversation_interval", 86400)); |
| 1471 | 19 |
| 20 -- Feature discovery | |
| 21 local xmlns_archive = "urn:xmpp:archive" | |
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22 local feature_archive = st.stanza("feature", {xmlns=xmlns_archive}):tag("optional"); |
| 1471 | 23 if(global_default_policy) then |
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24 feature_archive:tag("default"); |
| 1471 | 25 end |
| 26 module:add_extension(feature_archive); | |
| 27 module:add_feature("urn:xmpp:archive:auto"); | |
| 28 module:add_feature("urn:xmpp:archive:manage"); | |
| 29 module:add_feature("urn:xmpp:archive:pref"); | |
| 30 module:add_feature("http://jabber.org/protocol/rsm"); | |
| 31 -- -------------------------------------------------- | |
| 32 | |
| 33 local function date_format(s) | |
| 34 return os.date("%Y-%m-%dT%H:%M:%SZ", s); | |
| 35 end | |
| 36 | |
| 37 local function prefs_to_stanza(prefs) | |
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38 local prefstanza = st.stanza("pref", { xmlns="urn:xmpp:archive" }); |
| 1471 | 39 local default = prefs[false] ~= nil and prefs[false] or global_default_policy; |
| 40 | |
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41 prefstanza:tag("default", {otr="oppose", save=default and "true" or "false"}):up(); |
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42 prefstanza:tag("method", {type="auto", use="concede"}):up(); |
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43 prefstanza:tag("method", {type="local", use="concede"}):up(); |
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44 prefstanza:tag("method", {type="manual", use="concede"}):up(); |
| 1471 | 45 |
| 46 for jid, choice in pairs(prefs) do | |
| 47 if jid then | |
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48 prefstanza:tag("item", {jid=jid, otr="prefer", save=choice and "message" or "false" }):up() |
| 1471 | 49 end |
| 50 end | |
| 51 | |
| 52 return prefstanza; | |
| 53 end | |
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54 local function prefs_from_stanza(stanza, username) |
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55 local current_prefs = get_prefs(username); |
| 1471 | 56 |
| 57 -- "default" | "item" | "session" | "method" | |
| 58 for elem in stanza:children() do | |
| 59 if elem.name == "default" then | |
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60 current_prefs[false] = elem.attr["save"] == "true"; |
| 1471 | 61 elseif elem.name == "item" then |
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62 current_prefs[elem.attr["jid"]] = not elem.attr["save"] == "false"; |
| 1471 | 63 elseif elem.name == "session" then |
| 64 module:log("info", "element is not supported: " .. tostring(elem)); | |
| 65 -- local found = false; | |
| 66 -- for child in data:children() do | |
| 67 -- if child.name == elem.name and child.attr["thread"] == elem.attr["thread"] then | |
| 68 -- for k, v in pairs(elem.attr) do | |
| 69 -- child.attr[k] = v; | |
| 70 -- end | |
| 71 -- found = true; | |
| 72 -- break; | |
| 73 -- end | |
| 74 -- end | |
| 75 -- if not found then | |
| 76 -- data:tag(elem.name, elem.attr):up(); | |
| 77 -- end | |
| 78 elseif elem.name == "method" then | |
| 79 module:log("info", "element is not supported: " .. tostring(elem)); | |
| 80 -- local newpref = stanza.tags[1]; -- iq:pref | |
| 81 -- for _, e in ipairs(newpref.tags) do | |
| 82 -- -- if e.name ~= "method" then continue end | |
| 83 -- local found = false; | |
| 84 -- for child in data:children() do | |
| 85 -- if child.name == "method" and child.attr["type"] == e.attr["type"] then | |
| 86 -- child.attr["use"] = e.attr["use"]; | |
| 87 -- found = true; | |
| 88 -- break; | |
| 89 -- end | |
| 90 -- end | |
| 91 -- if not found then | |
| 92 -- data:tag(e.name, e.attr):up(); | |
| 93 -- end | |
| 94 -- end | |
| 95 end | |
| 96 end | |
| 97 end | |
| 98 | |
| 99 ------------------------------------------------------------ | |
| 100 -- Preferences | |
| 101 ------------------------------------------------------------ | |
| 102 local function preferences_handler(event) | |
| 103 local origin, stanza = event.origin, event.stanza; | |
| 104 local user = origin.username; | |
| 105 local reply = st.reply(stanza); | |
| 106 | |
| 107 if stanza.attr.type == "get" then | |
| 108 reply:add_child(prefs_to_stanza(get_prefs(user))); | |
| 109 end | |
| 110 if stanza.attr.type == "set" then | |
| 111 local new_prefs = stanza:get_child("pref", xmlns_archive); | |
| 112 if not new_prefs then return false; end | |
| 113 | |
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114 local prefs = prefs_from_stanza(stanza, origin.username); |
| 1471 | 115 local ok, err = set_prefs(user, prefs); |
| 116 | |
| 117 if not ok then | |
| 118 return origin.send(st.error_reply(stanza, "cancel", "internal-server-error", "Error storing preferences: "..tostring(err))); | |
| 119 end | |
| 120 end | |
| 121 return origin.send(reply); | |
| 122 end | |
| 123 local function auto_handler(event) | |
| 124 local origin, stanza = event.origin, event.stanza; | |
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125 if not stanza.attr["type"] == "set" then return false; end |
| 1471 | 126 |
| 127 local user = origin.username; | |
| 128 local prefs = get_prefs(user); | |
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129 local auto = stanza:get_child("auto", xmlns_archive); |
| 1471 | 130 |
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131 prefs[false] = auto.attr["save"] ~= nil and auto.attr["save"] == "true" or false; |
| 1471 | 132 set_prefs(user, prefs); |
| 133 | |
| 134 return origin.send(st.reply(stanza)); | |
| 135 end | |
| 136 | |
| 137 -- excerpt from mod_storage_sql2 | |
| 138 local function get_db() | |
| 139 local mod_sql = module:require("sql"); | |
| 140 local params = module:get_option("sql"); | |
| 141 local engine; | |
| 142 | |
| 143 params = params or { driver = "SQLite3" }; | |
| 144 if params.driver == "SQLite3" then | |
| 145 params.database = resolve_relative_path(prosody.paths.data or ".", params.database or "prosody.sqlite"); | |
| 146 end | |
| 147 | |
| 148 assert(params.driver and params.database, "Both the SQL driver and the database need to be specified"); | |
| 149 engine = mod_sql:create_engine(params); | |
| 150 engine:set_encoding(); | |
| 151 | |
| 152 return engine; | |
| 153 end | |
| 154 | |
| 155 ------------------------------------------------------------ | |
| 156 -- Collections. In our case there is one conversation with each contact for the whole day for simplicity | |
| 157 ------------------------------------------------------------ | |
| 158 local function list_stanza_to_query(origin, list_el) | |
| 159 local sql = "SELECT `with`, `when` / ".. conversation_interval .." as `day`, COUNT(0) FROM `prosodyarchive` WHERE `host`=? AND `user`=? AND `store`=? "; | |
| 160 local args = {origin.host, origin.username, archive_store}; | |
| 161 | |
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162 local with = list_el.attr["with"]; |
| 1471 | 163 if with ~= nil then |
| 164 sql = sql .. "AND `with` = ? "; | |
| 165 table.insert(args, jid_bare(with)); | |
| 166 end | |
| 167 | |
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168 local after = list_el.attr["start"]; |
| 1471 | 169 if after ~= nil then |
| 170 sql = sql .. "AND `when` >= ?"; | |
| 171 table.insert(args, date_parse(after)); | |
| 172 end | |
| 173 | |
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174 local before = list_el.attr["end"]; |
| 1471 | 175 if before ~= nil then |
| 176 sql = sql .. "AND `when` <= ? "; | |
| 177 table.insert(args, date_parse(before)); | |
| 178 end | |
| 179 | |
| 180 sql = sql .. "GROUP BY `with`, `when` / ".. conversation_interval .." ORDER BY `when` / ".. conversation_interval .." ASC "; | |
| 181 | |
| 182 local qset = rsm.get(list_el); | |
| 183 local limit = math.min(qset and qset.max or default_max_items, max_max_items); | |
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184 sql = sql.."LIMIT ?"; |
| 1471 | 185 table.insert(args, limit); |
| 186 | |
| 187 table.insert(args, 1, sql); | |
| 188 return args; | |
| 189 end | |
| 190 local function list_handler(event) | |
| 191 local db = get_db(); | |
| 192 local origin, stanza = event.origin, event.stanza; | |
| 193 local reply = st.reply(stanza); | |
| 194 | |
| 195 local query = list_stanza_to_query(origin, stanza.tags[1]); | |
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196 local list = reply:tag("list", {xmlns=xmlns_archive}); |
| 1471 | 197 |
| 198 for row in db:select(unpack(query)) do | |
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199 list:tag("chat", { |
| 1471 | 200 xmlns=xmlns_archive, |
| 201 with=row[1], | |
| 202 start=date_format(row[2] * conversation_interval), | |
| 203 version=row[3] | |
| 204 }):up(); | |
| 205 end | |
| 206 | |
| 207 origin.send(reply); | |
| 208 return true; | |
| 209 end | |
| 210 | |
| 211 ------------------------------------------------------------ | |
| 212 -- Message archive retrieval | |
| 213 ------------------------------------------------------------ | |
| 214 | |
| 215 local function retrieve_handler(event) | |
| 216 local origin, stanza = event.origin, event.stanza; | |
| 217 local reply = st.reply(stanza); | |
| 218 | |
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219 local retrieve = stanza:get_child("retrieve", xmlns_archive); |
| 1471 | 220 |
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221 local qwith = retrieve.attr["with"]; |
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222 local qstart = retrieve.attr["start"]; |
| 1471 | 223 |
| 224 module:log("debug", "Archive query, with %s from %s)", | |
| 225 qwith or "anyone", qstart or "the dawn of time"); | |
| 226 | |
| 227 if qstart then -- Validate timestamps | |
| 228 local vstart = (qstart and date_parse(qstart)); | |
| 229 if (qstart and not vstart) then | |
| 230 origin.send(st.error_reply(stanza, "modify", "bad-request", "Invalid timestamp")) | |
| 231 return true | |
| 232 end | |
| 233 qstart = vstart; | |
| 234 end | |
| 235 | |
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236 if qwith then -- Validate the "with" jid |
| 1471 | 237 local pwith = qwith and jid_prep(qwith); |
| 238 if pwith and not qwith then -- it failed prepping | |
| 239 origin.send(st.error_reply(stanza, "modify", "bad-request", "Invalid JID")) | |
| 240 return true | |
| 241 end | |
| 242 qwith = jid_bare(pwith); | |
| 243 end | |
| 244 | |
| 245 -- RSM stuff | |
| 246 local qset = rsm.get(retrieve); | |
| 247 local qmax = math.min(qset and qset.max or default_max_items, max_max_items); | |
| 248 local reverse = qset and qset.before or false; | |
| 249 local before, after = qset and qset.before, qset and qset.after; | |
| 250 if type(before) ~= "string" then before = nil; end | |
| 251 | |
| 252 -- Load all the data! | |
| 253 local data, err = archive:find(origin.username, { | |
| 254 start = qstart; ["end"] = qstart + conversation_interval; | |
| 255 with = qwith; | |
| 256 limit = qmax; | |
| 257 before = before; after = after; | |
| 258 reverse = reverse; | |
| 259 total = true; | |
| 260 }); | |
| 261 | |
| 262 if not data then | |
| 263 return origin.send(st.error_reply(stanza, "cancel", "internal-server-error", err)); | |
| 264 end | |
| 265 local count = err; | |
| 266 | |
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267 local chat = reply:tag("chat", {xmlns=xmlns_archive, with=qwith, start=date_format(qstart), version=count}); |
| 1471 | 268 |
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269 module:log("debug", "Count "..count); |
| 1471 | 270 for id, item, when in data do |
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271 if not getmetatable(item) == st.stanza_mt then |
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272 item = st.deserialize(item); |
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273 end |
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274 module:log("debug", tostring(item)); |
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275 |
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276 local tag = jid_bare(item.attr["from"]) == jid_bare(origin.full_jid) and "from" or "to"; |
| 1471 | 277 tag = chat:tag(tag, {secs = when - qstart}); |
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278 tag:add_child(item:get_child("body")):up(); |
| 1471 | 279 end |
| 280 | |
| 281 origin.send(reply); | |
| 282 return true; | |
| 283 end | |
| 284 | |
| 285 local function not_implemented(event) | |
| 286 local origin, stanza = event.origin, event.stanza; | |
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287 local reply = st.reply(stanza):tag("error", {type="cancel"}); |
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288 reply:tag("feature-not-implemented", {xmlns="urn:ietf:params:xml:ns:xmpp-stanzas"}):up(); |
| 1471 | 289 origin.send(reply); |
| 290 end | |
| 291 | |
| 292 -- Preferences | |
| 293 module:hook("iq/self/urn:xmpp:archive:pref", preferences_handler); | |
| 294 module:hook("iq/self/urn:xmpp:archive:auto", auto_handler); | |
| 295 module:hook("iq/self/urn:xmpp:archive:itemremove", not_implemented); | |
| 296 module:hook("iq/self/urn:xmpp:archive:sessionremove", not_implemented); | |
| 297 | |
| 298 -- Message Archive Management | |
| 299 module:hook("iq/self/urn:xmpp:archive:list", list_handler); | |
| 300 module:hook("iq/self/urn:xmpp:archive:retrieve", retrieve_handler); | |
| 301 module:hook("iq/self/urn:xmpp:archive:remove", not_implemented); | |
| 302 | |
| 303 -- manual archiving | |
| 304 module:hook("iq/self/urn:xmpp:archive:save", not_implemented); | |
| 305 -- replication | |
| 306 module:hook("iq/self/urn:xmpp:archive:modified", not_implemented); |
