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annotate mod_muc_restrict_avatars/mod_muc_restrict_avatars.lua @ 5678:0cffeff2cd1d

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mod_rest: Limit payload size (cf stanza size limits) Otherwise the limit would be defined by the HTTP stack.
author Kim Alvefur <zash@zash.se>
date Wed, 25 Oct 2023 15:36:20 +0200
parents 2c69577b28c2
children 66e7d46b1d4b
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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5649
2c69577b28c2 mod_muc_restrict_avatars: Block MUC participant avatars for non-members
Stephen Paul Weber <singpolyma@singpolyma.net>
parents:
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1 local bare_jid = require"util.jid".bare;
2c69577b28c2 mod_muc_restrict_avatars: Block MUC participant avatars for non-members
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parents:
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2 local mod_muc = module:depends("muc");
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3
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4 local function filter_avatar_advertisement(tag)
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5 if tag.attr.xmlns == "vcard-temp:x:update" then
2c69577b28c2 mod_muc_restrict_avatars: Block MUC participant avatars for non-members
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6 return nil;
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7 end
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8
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9 return tag;
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10 end
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11
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12 module:hook("presence/full", function(event)
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13 local stanza = event.stanza;
2c69577b28c2 mod_muc_restrict_avatars: Block MUC participant avatars for non-members
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14 local room = mod_muc.get_room_from_jid(bare_jid(stanza.attr.to));
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15
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16 if not room:get_affiliation(stanza.attr.from) then
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17 stanza:maptags(filter_avatar_advertisement);
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18 end
2c69577b28c2 mod_muc_restrict_avatars: Block MUC participant avatars for non-members
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19 end, 1);