annotate mod_filter_words/mod_filter_words.lua @ 5819:bb51cf204dd4 default tip

mod_sasl_ssdp: Fix event name so legacy SASL works correctly (thanks Martin!)
author Matthew Wild <mwild1@gmail.com>
date Tue, 09 Jan 2024 13:50:18 +0000
parents 677fc0203da0
children
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677fc0203da0 mod_filter_words: Very basic module in its early stages, to filter words in messages
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1 local filters = require "util.filters";
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2
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3 local replacements = module:get_option("filter_words", {});
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4
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5 if not replacements then
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6 module:log("warn", "No 'filter_words' option set, filters inactive");
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7 return
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8 end
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9
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10 function filter_stanza(stanza)
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11 if stanza.name == "message" then
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12 local body = stanza:get_child("body");
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13 if body then
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14 body[1] = body[1]:gsub("%a+", replacements);
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15 end
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16 end
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17 return stanza;
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18 end
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19
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20 function filter_session(session)
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21 filters.add_filter(session, "stanzas/in", filter_stanza);
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22 end
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23
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24 function module.load()
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25 if module.reloading then
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26 module:log("warn", "RELOADING!!!");
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27 end
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28 filters.add_filter_hook(filter_session);
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29 end
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30
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31 function module.unload()
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32 filters.remove_filter_hook(filter_session);
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33 end