prosody-modules
1e7406b85add
mod_muc_block_pm/mod_muc_block_pm.lua

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mod_muc_block_pm/mod_muc_block_pm.lua @ 4383:1e7406b85add

mod_groups_internal: new module for grouping beyond mod_adhoc_groups
author Matthew Wild <mwild1@gmail.com>
date Mon, 25 Jan 2021 18:43:20 +0100
parent 4027:291a45919988
child 5598:c7e532ac6bf7
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69d3e0037435 mod_muc_block_pm: Prevent unaffiliated users from sending private messages in MUC
Kim Alvefur <zash@zash.se>
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1 local bare_jid = require"util.jid".bare;
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Kim Alvefur <zash@zash.se>
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2 local st = require"util.stanza";
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3
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JC Brand <jc@opkode.com>
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4 -- Support both old and new MUC code
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5 local mod_muc = module:depends"muc";
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6 local rooms = rawget(mod_muc, "rooms");
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7 local get_room_from_jid = rawget(mod_muc, "get_room_from_jid") or
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8 function (jid)
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9 return rooms[jid];
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10 end
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11
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12 module:hook("message/full", function(event)
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13 local stanza, origin = event.stanza, event.origin;
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14 if stanza.attr.type == "error" then
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15 return
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16 end
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17 local to, from = stanza.attr.to, stanza.attr.from;
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18 local room = get_room_from_jid(bare_jid(to));
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19 local to_occupant = room and room._occupants[to];
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20 local from_occupant = room and room._occupants[room._jid_nick[from]]
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21 if not ( to_occupant and from_occupant ) then return end
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22
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23 if from_occupant.affiliation then
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24 to_occupant._pm_block_override = true;
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25 elseif not from_occupant._pm_block_override then
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26 origin.send(st.error_reply(stanza, "cancel", "not-authorized", "Private messages are disabled"));
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27 return true;
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28 end
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29 end, 1);