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annotate mod_pubsub_stats/mod_pubsub_stats.lua @ 3067:b01ef74c9fc0

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mod_pubsub_stats: Simple module that publishes stats in XEP-0039 format
author Kim Alvefur <zash@zash.se>
date Tue, 29 May 2018 05:31:56 +0200
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children 380f92276e57
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3067
b01ef74c9fc0 mod_pubsub_stats: Simple module that publishes stats in XEP-0039 format
Kim Alvefur <zash@zash.se>
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1 local st = require "util.stanza";
b01ef74c9fc0 mod_pubsub_stats: Simple module that publishes stats in XEP-0039 format
Kim Alvefur <zash@zash.se>
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2 local dt = require "util.datetime";
b01ef74c9fc0 mod_pubsub_stats: Simple module that publishes stats in XEP-0039 format
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3
b01ef74c9fc0 mod_pubsub_stats: Simple module that publishes stats in XEP-0039 format
Kim Alvefur <zash@zash.se>
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4 local pubsub = module:depends"pubsub";
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b01ef74c9fc0 mod_pubsub_stats: Simple module that publishes stats in XEP-0039 format
Kim Alvefur <zash@zash.se>
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6 local actor = module.host .. "/modules/" .. module.name;
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7
b01ef74c9fc0 mod_pubsub_stats: Simple module that publishes stats in XEP-0039 format
Kim Alvefur <zash@zash.se>
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8 local function publish_stats(stats, stats_extra)
b01ef74c9fc0 mod_pubsub_stats: Simple module that publishes stats in XEP-0039 format
Kim Alvefur <zash@zash.se>
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9 local id = "current";
b01ef74c9fc0 mod_pubsub_stats: Simple module that publishes stats in XEP-0039 format
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10 local xitem = st.stanza("item", { id = id })
b01ef74c9fc0 mod_pubsub_stats: Simple module that publishes stats in XEP-0039 format
Kim Alvefur <zash@zash.se>
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11 :tag("query", { xmlns = "http://jabber.org/protocol/stats" });
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12
b01ef74c9fc0 mod_pubsub_stats: Simple module that publishes stats in XEP-0039 format
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13 for name, value in pairs(stats) do
b01ef74c9fc0 mod_pubsub_stats: Simple module that publishes stats in XEP-0039 format
Kim Alvefur <zash@zash.se>
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14 local stat_extra = stats_extra[name];
b01ef74c9fc0 mod_pubsub_stats: Simple module that publishes stats in XEP-0039 format
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15 local unit = stat_extra and stat_extra.units;
b01ef74c9fc0 mod_pubsub_stats: Simple module that publishes stats in XEP-0039 format
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16 xitem:tag("stat", { name = name, unit = unit, value = tostring(value) }):up();
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17 end
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b01ef74c9fc0 mod_pubsub_stats: Simple module that publishes stats in XEP-0039 format
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19 local ok, err = pubsub.service:publish("stats", actor, id, xitem);
b01ef74c9fc0 mod_pubsub_stats: Simple module that publishes stats in XEP-0039 format
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20 if not ok then
b01ef74c9fc0 mod_pubsub_stats: Simple module that publishes stats in XEP-0039 format
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21 module:log("error", "Error publishing stats: %s", err);
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22 end
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23 end
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25 function module.load()
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26 pubsub.service:create("stats", true);
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27 pubsub.service:set_affiliation("stats", true, actor, "publisher");
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28 end
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29
b01ef74c9fc0 mod_pubsub_stats: Simple module that publishes stats in XEP-0039 format
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30 module:hook_global("stats-updated", function (event)
b01ef74c9fc0 mod_pubsub_stats: Simple module that publishes stats in XEP-0039 format
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31 publish_stats(event.stats, event.stats_extra);
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32 end);
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33
b01ef74c9fc0 mod_pubsub_stats: Simple module that publishes stats in XEP-0039 format
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34 function module.unload()
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35 pubsub.service:delete("stats", true);
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36 end