prosody
0.11.11
plugins/mod_user_account_management.lua

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plugins/mod_user_account_management.lua @ 12089:76b4e3f12b53 0.11 0.11.11

mod_pep: Wipe pubsub service on user deletion Data is already wiped from storage, but this ensures everything is properly unsubscribed, possibly with notifications etc. Clears recipient cache as well, since it is no longer relevant.
author Kim Alvefur <zash@zash.se>
date Thu, 04 Nov 2021 01:00:06 +0100
parent 8484:f591855f060d
child 10382:fcdc65bc6697
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 -- Prosody IM
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b7049746bd29 Update copyright headers for 2010
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2 -- Copyright (C) 2008-2010 Matthew Wild
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3 -- Copyright (C) 2008-2010 Waqas Hussain
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4 --
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b1885732e979 GPL->MIT!
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5 -- This project is MIT/X11 licensed. Please see the
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6 -- COPYING file in the source package for more information.
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7 --
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8
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9
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10 local st = require "util.stanza";
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11 local usermanager_set_password = require "core.usermanager".set_password;
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12 local usermanager_delete_user = require "core.usermanager".delete_user;
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13 local nodeprep = require "util.encodings".stringprep.nodeprep;
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14 local jid_bare = require "util.jid".bare;
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15
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16 local compat = module:get_option_boolean("registration_compat", true);
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17
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18 module:add_feature("jabber:iq:register");
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19
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ba9cd8447578 mod_register: Add comments saying which section handles password change, account deletion and which is in-band registration
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20 -- Password change and account deletion handler
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21 local function handle_registration_stanza(event)
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22 local session, stanza = event.origin, event.stanza;
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23 local log = session.log or module._log;
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24
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25 local query = stanza.tags[1];
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26 if stanza.attr.type == "get" then
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27 local reply = st.reply(stanza);
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28 reply:tag("query", {xmlns = "jabber:iq:register"})
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29 :tag("registered"):up()
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30 :tag("username"):text(session.username):up()
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31 :tag("password"):up();
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32 session.send(reply);
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33 else -- stanza.attr.type == "set"
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34 if query.tags[1] and query.tags[1].name == "remove" then
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35 local username, host = session.username, session.host;
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36
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37 -- This one weird trick sends a reply to this stanza before the user is deleted
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38 local old_session_close = session.close;
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39 session.close = function(self, ...)
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40 self.send(st.reply(stanza));
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41 return old_session_close(self, ...);
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42 end
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43
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44 local ok, err = usermanager_delete_user(username, host);
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45
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46 if not ok then
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47 log("debug", "Removing user account %s@%s failed: %s", username, host, err);
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48 session.close = old_session_close;
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49 session.send(st.error_reply(stanza, "cancel", "service-unavailable", err));
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50 return true;
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51 end
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52
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53 log("info", "User removed their account: %s@%s", username, host);
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54 module:fire_event("user-deregistered", { username = username, host = host, source = "mod_register", session = session });
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55 else
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56 local username = nodeprep(query:get_child_text("username"));
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57 local password = query:get_child_text("password");
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58 if username and password then
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59 if username == session.username then
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60 if usermanager_set_password(username, password, session.host, session.resource) then
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61 session.send(st.reply(stanza));
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62 else
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63 -- TODO unable to write file, file may be locked, etc, what's the correct error?
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64 session.send(st.error_reply(stanza, "wait", "internal-server-error"));
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65 end
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66 else
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67 session.send(st.error_reply(stanza, "modify", "bad-request"));
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68 end
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69 else
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70 session.send(st.error_reply(stanza, "modify", "bad-request"));
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71 end
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72 end
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73 end
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74 return true;
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75 end
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76
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77 module:hook("iq/self/jabber:iq:register:query", handle_registration_stanza);
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78 if compat then
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79 module:hook("iq/host/jabber:iq:register:query", function (event)
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80 local session, stanza = event.origin, event.stanza;
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81 if session.type == "c2s" and jid_bare(stanza.attr.to) == session.host then
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82 return handle_registration_stanza(event);
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83 end
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84 end);
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85 end
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86