Mercurial > prosody-modules

annotate mod_storage_muc_log/mod_storage_muc_log.lua @ 2357:093b70378fa5

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mod_storage_muc_log: Separate out date collection into API method
author Kim Alvefur <zash@zash.se>
date Wed, 09 Nov 2016 13:38:44 +0100
parents 49a01b78b45f
children f3a09a559201
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rev   line source
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1 -- luacheck: ignore 212/self 431/err
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2
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3 local datamanager = require"core.storagemanager".olddm;
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4 local xml_parse = require"util.xml".parse;
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5 local data_load, data_store = datamanager.load, datamanager.store;
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6 local datastore = "muc_log";
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7 local datetime = require"util.datetime"
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8 local lfs = require"lfs";
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9 local noop = function () end;
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10 local os_date = os.date;
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11
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12 local timef, datef = "!%H:%M:%S", "!%y%m%d";
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13 local host = module.host;
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14
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15 local driver = {};
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16 local driver_mt = { __index = driver };
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17
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18 do
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19 -- Sanity check
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20 -- Fun fact: 09:00 and 21:00 en_HK are both "09:00:00 UTC"
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21 local t = os_date("!*t");
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22 t.hour = 9;
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23 local am = os_date("!%X", os.time(t));
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24 t.hour = 21;
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25 local pm = os_date("!%X", os.time(t));
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26 if am == pm then
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27 module:log("warn", "Timestamps in AM and PM are identical in your locale, expect timestamps to be wrong");
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28 end
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29 if os_date("!%X", os.time(t)) ~= os_date(timef, os.time(t)) then
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30 module:log("warn", "Timestamp format differ from what mod_muc_log used, this module may not work correctly");
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31 end
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32 end
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33
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34 local function parse_silly(date, time)
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35 local year, month, day = date:match("^(%d%d)(%d%d)(%d%d)");
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36 year = "20"..year;
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37 -- year = (year < "70" and "20" or "19") .. year;
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38 local hour, min, sec = time:match("(%d%d)%D+(%d%d)%D+(%d%d)");
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39 if hour == "12" and time:find("[Aa][Mm]") then
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40 hour = "00";
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41 elseif hour < "12" and time:find("[Pp][Mm]") then
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42 hour = tostring(tonumber(hour) % 12 + 12);
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43 end
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44 return datetime.parse(("%s-%s-%sT%s:%s:%sZ"):format(year, month, day, hour or "00", min or "00", sec or "00"));
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45 end
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46
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47 local function st_with(tag)
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48 local with = tag.attr.type;
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49 return with and tag.name .. "<" .. with or tag.name;
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50 end
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51
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52 function driver:append(node, key, stanza, when, with) -- luacheck: ignore 212/key
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53 -- luacheck: ignore 311/with
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54 -- 'with' doesn't exist in the original mod_muc_log, so gets derived here
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55 if type(when) ~= "number" then
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56 when, with, stanza = stanza, when, with;
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57 end
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58 local today = os_date(datef, when);
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59 local now = os_date(timef, when);
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60 local data = data_load(node, host, datastore .. "/" .. today) or {};
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61 data[#data + 1] = "<stanza time=\"".. now .. "\">" .. tostring(stanza) .. "</stanza>\n";
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62 datamanager.getpath(node, host, datastore, nil, true); -- create the datastore dir
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63 local ok, err = data_store(node, host, datastore .. "/" .. today, data);
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64 if not ok then
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65 return ok, err;
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66 end
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67 return today .. "_" .. #data;
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68 end
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69
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70 function driver:dates(node)
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71 local path = datamanager.getpath(node, host, datastore):match("(.*)/");
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72
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73 local ok, iter, state, var = pcall(lfs.dir, path);
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74 if not ok then
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75 module:log("warn", iter);
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76 return nil, iter;
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77 end
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78
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79 local dates, i = {}, 1;
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80 for dir in iter, state, var do
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81 if lfs.attributes(datamanager.getpath(node, host, datastore .. "/" .. dir), "mode") == "file" then
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82 dates[i], i = dir, i+1;
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83 end
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84 end
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85 if dates[1] == nil then return noop, 0; end
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86 table.sort(dates);
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87 return dates;
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88 end
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89
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90 function driver:find(node, query)
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91 local dates, err = self:dates(node);
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92 if not dates then return dates, err; end
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93
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94 return coroutine.wrap(function ()
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95 local start_date = query and query.start and os_date(datef, query.start) or dates[1];
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96 local end_date = query and query["end"] and os_date(datef, query["end"]) or dates[#dates];
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97 local start_time = query and query.start and os_date(timef, query.start) or dates[1];
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98 local end_time = query and query["end"] and os_date(timef, query["end"]) or dates[#dates];
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99 local query_with = query and query.with;
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100 local query_limit = query and query.limit;
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101 local seek_once = query and query.after;
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102
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103 local today, time, data, err, item;
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104 local inner_start, inner_stop, inner_step;
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105 local outer_start, outer_stop, outer_step = 1, #dates, 1;
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106 if query and query.reverse then
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107 outer_start, outer_stop, outer_step = outer_stop, outer_start, -outer_step;
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108 seek_once = query.before;
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109 if seek_once then
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110 end_date = seek_once:match"^(%d+)_%d";
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111 end
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112 elseif seek_once then
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113 start_date = seek_once:match"^(%d+)_%d";
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114 end
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115 local matches = 0;
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116 for i = outer_start, outer_stop, outer_step do
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117 today = dates[i];
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
118 if today >= start_date and today <= end_date then
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
119 data, err = data_load(node, host, datastore .. "/" .. today);
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
120 if data then
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
121 inner_start, inner_stop, inner_step = 1, #data, 1;
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
122 if query and query.reverse then
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
123 inner_start, inner_stop, inner_step = inner_stop, inner_start, -inner_step;
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
124 end
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
125 if seek_once then
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
126 inner_start = tonumber(seek_once:match("_(%d+)$"));
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
127 inner_start = inner_start + (query and query.reverse and -1 or 1);
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
128 seek_once = nil;
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
129 end
2356
49a01b78b45f mod_storage_muc_log: Address luacheck warnings
Kim Alvefur <zash@zash.se>
parents: 1760
diff changeset
130 for i = inner_start, inner_stop, inner_step do -- luacheck: ignore 423/i
49a01b78b45f mod_storage_muc_log: Address luacheck warnings
Kim Alvefur <zash@zash.se>
parents: 1760
diff changeset
131 item, err = data[i], nil;
1566
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
132 if item then
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
133 item, err = xml_parse(item);
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
134 end
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
135 if item then
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
136 time = item.attr.time;
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
137 item = item.tags[1];
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
138 if (today >= start_date or time >= start_time) and
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
139 (today <= end_date or time <= end_time) and
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
140 (not query_with or query_with == st_with(item)) and
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
141 item:get_child_text("alreadyJoined") ~= "true" then
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
142 matches = matches + 1;
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
143 coroutine.yield(today.."_"..i, item, parse_silly(today, time));
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
144 if query_limit and matches >= query_limit then
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
145 return;
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
146 end
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
147 end
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
148 elseif err then
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
149 module:log("warn", err);
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
150 end
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
151 end
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
152 elseif err then
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
153 module:log("warn", err);
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
154 end
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
155 end
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
156 end
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
157 end);
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
158 end
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
159
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
160 function open(_, store, typ)
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
161 if typ ~= "archive" then
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
162 return nil, "unsupported-store";
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
163 end
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
164 return setmetatable({ store = store, type = typ }, driver_mt);
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
165 end
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
166
9158882dd9a1 mod_storage_muc_log: Provides an archive API to mod_muc_log data
Kim Alvefur <zash@zash.se>
parents:
diff changeset
167 module:provides "storage";