annotate mod_block_subscribes/mod_block_subscribes.lua @ 4764:a754f7e380b2

mod_dnsupdate: Rewrite port config vs DNS comparison code I'm not sure if it was correct, which means it was hard to understand and thus needed to be simplified. Hope this accomplishes that.
author Kim Alvefur <zash@zash.se>
date Mon, 08 Nov 2021 23:03:14 +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)
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2
f88381a39c56 mod_block_subscribes: Block inbound and outbound subscription requests (useful to prevent implicit roster modification)
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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)
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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)
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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)
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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)
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10 end
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11
f88381a39c56 mod_block_subscribes: Block inbound and outbound subscription requests (useful to prevent implicit roster modification)
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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