annotate mod_block_subscribes/mod_block_subscribes.lua @ 4813:0a257d1402c3

mod_muc_rtbl: Optimize case with zero hashes On the assumption that during quiet times between torrents of spam, the hash set would be empty. There would be no point in doing the operations and hashes to check for a match in that case.
author Kim Alvefur <zash@zash.se>
date Mon, 06 Dec 2021 18:19:19 +0100
parents f88381a39c56
children
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f88381a39c56 mod_block_subscribes: Block inbound and outbound subscription requests (useful to prevent implicit roster modification)
Matthew Wild <mwild1@gmail.com>
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1 local allowed_presence_types = { probe = true, unavailable = true };
f88381a39c56 mod_block_subscribes: Block inbound and outbound subscription requests (useful to prevent implicit roster modification)
Matthew Wild <mwild1@gmail.com>
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2
f88381a39c56 mod_block_subscribes: Block inbound and outbound subscription requests (useful to prevent implicit roster modification)
Matthew Wild <mwild1@gmail.com>
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3 function filter_presence(event)
f88381a39c56 mod_block_subscribes: Block inbound and outbound subscription requests (useful to prevent implicit roster modification)
Matthew Wild <mwild1@gmail.com>
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4 local stanza = event.stanza;
f88381a39c56 mod_block_subscribes: Block inbound and outbound subscription requests (useful to prevent implicit roster modification)
Matthew Wild <mwild1@gmail.com>
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5 local presence_type = stanza.attr.type;
f88381a39c56 mod_block_subscribes: Block inbound and outbound subscription requests (useful to prevent implicit roster modification)
Matthew Wild <mwild1@gmail.com>
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6 if presence_type == nil or allowed_presence_types[presence_type] then
f88381a39c56 mod_block_subscribes: Block inbound and outbound subscription requests (useful to prevent implicit roster modification)
Matthew Wild <mwild1@gmail.com>
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7 return;
f88381a39c56 mod_block_subscribes: Block inbound and outbound subscription requests (useful to prevent implicit roster modification)
Matthew Wild <mwild1@gmail.com>
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8 end
f88381a39c56 mod_block_subscribes: Block inbound and outbound subscription requests (useful to prevent implicit roster modification)
Matthew Wild <mwild1@gmail.com>
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9 return true; -- Drop
f88381a39c56 mod_block_subscribes: Block inbound and outbound subscription requests (useful to prevent implicit roster modification)
Matthew Wild <mwild1@gmail.com>
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10 end
f88381a39c56 mod_block_subscribes: Block inbound and outbound subscription requests (useful to prevent implicit roster modification)
Matthew Wild <mwild1@gmail.com>
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11
f88381a39c56 mod_block_subscribes: Block inbound and outbound subscription requests (useful to prevent implicit roster modification)
Matthew Wild <mwild1@gmail.com>
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12 module:hook("pre-presence/bare", filter_presence, 200); -- Client sending
f88381a39c56 mod_block_subscribes: Block inbound and outbound subscription requests (useful to prevent implicit roster modification)
Matthew Wild <mwild1@gmail.com>
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13 module:hook("presence/bare", filter_presence, 200); -- Client receiving