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mod_http_muc_kick/mod_http_muc_kick.lua @ 5383:df11a2cbc7b7
mod_http_oauth2: Implement RFC 7628 Proof Key for Code Exchange
Likely to become mandatory in OAuth 2.1.
Backwards compatible since the default 'plain' verifier would compare
nil with nil if the relevant parameters are left out.
author | Kim Alvefur <zash@zash.se> |
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date | Sat, 29 Apr 2023 13:09:46 +0200 |
parent | 4652:e524a97730eb |
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local jid_split = require "util.jid".prepped_split; local json = require "util.json"; module:depends("http"); local authorization = assert( module:get_option_string("http_muc_kick_authorization_header", nil), "http_muc_kick_authorization_header setting is missing, please add it to the Prosody config before using mod_http_muc_kick" ); local function is_authorized(request) return request.headers.authorization == authorization; end local function check_muc(jid) local muc_node, host = jid_split(jid); if not hosts[host] then return nil, nil, "No such host: "..host; elseif not hosts[host].modules.muc then return nil, nil, "Host '"..host.."' is not a MUC service"; end return muc_node, host; end local function get_muc(muc_jid) local muc_node, host, err = check_muc(muc_jid); if not muc_node then return nil, host, err; end local muc = prosody.hosts[host].modules.muc.get_room_from_jid(muc_jid); if not muc then return nil, host, "No MUC '"..muc_node.."' found for host: "..host; end return muc; end local function handle_error(response, status_code, error) response.headers.content_type = "application/json"; response.status_code = status_code; response:send(json.encode({error = error})); -- return true to keep the connection open, and prevent other handlers from executing. -- https://prosody.im/doc/developers/http#return_value return true; end module:provides("http", { route = { ["POST"] = function (event) local request, response = event.request, event.response; if not is_authorized(request) then return handle_error(response, 401, "Authorization failed"); end local body = json.decode(request.body or "") or {}; if not body then return handle_error(response, 400, "JSON body not found"); end local nickname, muc_jid, reason = body.nickname, body.muc, body.reason or ""; if not nickname or not muc_jid then return handle_error(response, 400, "Missing nickname and/or MUC"); end local muc, _, err = get_muc(muc_jid); if not muc then return handle_error(response, 404, "MUC not found: " .. err); end local occupant_jid = muc.jid .. "/" .. nickname; -- Kick user by giving them the "none" role -- https://xmpp.org/extensions/xep-0045.html#kick local success, error, condition = muc:set_role(true, occupant_jid, nil, reason); if not success then return handle_error(response, 400, "Couldn't kick user: ".. error .. ": " .. condition); end -- Kick was successful return 200; end; }; });