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87 lines
3 KiB
Lua
87 lines
3 KiB
Lua
-- Prosody IM
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-- Copyright (C) 2008-2010 Matthew Wild
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-- Copyright (C) 2008-2010 Waqas Hussain
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--
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-- This project is MIT/X11 licensed. Please see the
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-- COPYING file in the source package for more information.
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--
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local st = require "util.stanza";
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local usermanager_set_password = require "core.usermanager".set_password;
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local usermanager_delete_user = require "core.usermanager".delete_user;
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local nodeprep = require "util.encodings".stringprep.nodeprep;
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local jid_bare = require "util.jid".bare;
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local compat = module:get_option_boolean("registration_compat", true);
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module:add_feature("jabber:iq:register");
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-- Password change and account deletion handler
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local function handle_registration_stanza(event)
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local session, stanza = event.origin, event.stanza;
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local log = session.log or module._log;
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local query = stanza.tags[1];
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if stanza.attr.type == "get" then
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local reply = st.reply(stanza);
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reply:tag("query", {xmlns = "jabber:iq:register"})
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:tag("registered"):up()
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:tag("username"):text(session.username):up()
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:tag("password"):up();
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session.send(reply);
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else -- stanza.attr.type == "set"
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if query.tags[1] and query.tags[1].name == "remove" then
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local username, host = session.username, session.host;
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-- This one weird trick sends a reply to this stanza before the user is deleted
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local old_session_close = session.close;
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session.close = function(self, ...)
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self.send(st.reply(stanza));
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return old_session_close(self, ...);
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end
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local ok, err = usermanager_delete_user(username, host);
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if not ok then
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log("debug", "Removing user account %s@%s failed: %s", username, host, err);
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session.close = old_session_close;
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session.send(st.error_reply(stanza, "cancel", "service-unavailable", err));
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return true;
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end
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log("info", "User removed their account: %s@%s", username, host);
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module:fire_event("user-deregistered", { username = username, host = host, source = "mod_register", session = session });
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else
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local username = query:get_child_text("username");
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local password = query:get_child_text("password");
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if username and password then
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username = nodeprep(username);
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if username == session.username then
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if usermanager_set_password(username, password, session.host, session.resource) then
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session.send(st.reply(stanza));
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else
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-- TODO unable to write file, file may be locked, etc, what's the correct error?
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session.send(st.error_reply(stanza, "wait", "internal-server-error"));
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end
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else
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session.send(st.error_reply(stanza, "modify", "bad-request"));
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end
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else
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session.send(st.error_reply(stanza, "modify", "bad-request"));
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end
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end
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end
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return true;
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end
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module:hook("iq/self/jabber:iq:register:query", handle_registration_stanza);
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if compat then
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module:hook("iq/host/jabber:iq:register:query", function (event)
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local session, stanza = event.origin, event.stanza;
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if session.type == "c2s" and jid_bare(stanza.attr.to) == session.host then
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return handle_registration_stanza(event);
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end
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end);
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end
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