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mod_adhoc_blacklist/mod_adhoc_blacklist.lua @ 4115:165ade4ce97b
mod_invites_api: New module to create new invites over HTTP
author | Matthew Wild <mwild1@gmail.com> |
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date | Sun, 13 Sep 2020 11:05:19 +0100 |
parent | 1736:efbb73851af9 |
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-- mod_adhoc_blacklist -- -- http://xmpp.org/extensions/xep-0133.html#edit-blacklist -- -- Copyright (C) 2015 Kim Alvefur -- -- This file is MIT/X11 licensed. -- module:depends("adhoc"); local adhoc = module:require "adhoc"; local st = require"util.stanza"; local set = require"util.set"; local dataform = require"util.dataforms"; local adhoc_inital_data = require "util.adhoc".new_initial_data_form; local blocklist_form = dataform.new { title = "Editing the Blacklist"; instructions = "Fill out this form to edit the list of entities with whom communications are disallowed."; { type = "hidden"; name = "FORM_TYPE"; value = "http://jabber.org/protocol/admin"; }; { type = "jid-multi"; name = "blacklistjids"; label = "The blacklist"; }; } local blocklists = module:open_store("blocklist"); local blocklist_handler = adhoc_inital_data(blocklist_form, function () local blacklistjids = {}; local blacklist = blocklists:get(); if blacklist then for jid in pairs(blacklist) do table.insert(blacklistjids, jid); end end return { blacklistjids = blacklistjids }; end, function(fields, form_err) if form_err then return { status = "completed", error = { message = "Problem in submitted form" } }; end local blacklistjids = set.new(fields.blacklistjids); local ok, err = blocklists:set(nil, blacklistjids._items); if ok then return { status = "completed", info = "Blacklist updated" }; else return { status = "completed", error = { message = "Error saving blacklist: "..err } }; end end); module:add_item("adhoc", adhoc.new("Edit Blacklist", "http://jabber.org/protocol/admin#edit-blacklist", blocklist_handler, "admin")); local function is_blocked(host) local blacklistjids = blocklists:get(); return blacklistjids and blacklistjids[host]; end module:hook("route/remote", function (event) local origin, stanza = event.origin, event.stanza; if is_blocked(event.to_host) then if origin and stanza then origin.send(st.error_reply(stanza, "cancel", "not-allowed", "Communication with this domain is not allowed")); return true; end return false; end end, 1000); module:hook("s2s-stream-features", function (event) local session = event.origin; if is_blocked(session.from_host) then session:close("policy-violation"); return false; end end, 1000); module:hook("stanza/http://etherx.jabber.org/streams:features", function (event) local session = event.origin; if is_blocked(session.to_host) then session:close("policy-violation"); return true; end end, 1000);