# HG changeset patch
# User Florian Zeitz <florob@babelmonkeys.de>
# Date 1255117700 -7200
# Node ID b384999b047f69196b8426bf43337980a2e141e0
# Parent  b9d063dd16d5913e69b9ba903ecbbdddc62ee7fe
mod_adhoc_cmd_admin: Initial commit

diff -r b9d063dd16d5 -r b384999b047f mod_adhoc_cmd_admin/mod_adhoc_cmd_admin.lua
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mod_adhoc_cmd_admin/mod_adhoc_cmd_admin.lua	Fri Oct 09 21:48:20 2009 +0200
@@ -0,0 +1,116 @@
+-- Copyright (C) 2009 Florian Zeitz
+-- 
+-- This file is MIT/X11 licensed. Please see the
+-- COPYING file in the source package for more information.
+--
+
+local st, jid, uuid = require "util.stanza", require "util.jid", require "util.uuid";
+local usermanager_user_exists = require "core.usermanager".user_exists;
+local usermanager_create_user = require "core.usermanager".create_user;
+
+local is_admin = require "core.usermanager".is_admin;
+local admins = set.new(config.get(module:get_host(), "core", "admins"));
+
+local sessions = {};
+
+function add_user_command_handler(item, origin, stanza)
+	if not is_admin(stanza.attr.from) then
+		module:log("warn", "Non-admin %s tried to add a user", tostring(jid.bare(stanza.attr.from)));
+		origin.send(st.error_reply(stanza, "auth", "forbidden", "You don't have permission to add a user"):up()
+			:tag("command", {xmlns="http://jabber.org/protocol/commands",
+				node="http://jabber.org/protocol/admin#add-user", status="canceled"})
+			:tag("note", {type="error"}):text("You don't have permission to add a user"));
+		return true;
+	end
+	if stanza.tags[1].attr.sessionid and sessions[stanza.tags[1].attr.sessionid] then
+		if stanza.tags[1].attr.action == "cancel" then
+			origin.send(st.reply(stanza):tag("command", {xmlns="http://jabber.org/protocol/commands",
+				node="http://jabber.org/protocol/admin#add-user",
+				sessionid=stanza.tags[1].attr.sessionid, status="canceled"}));
+			sessions[stanza.tags[1].attr.sessionid] = nil;
+			return true;
+		end
+		for _, tag in ipairs(stanza.tags[1].tags) do
+			if tag.name == "x" and tag.attr.xmlns == "jabber:x:data" then
+				form = tag;
+				break;
+			end
+		end
+		local fields = {};
+		for _, field in ipairs(form.tags) do
+			if field.name == "field" and field.attr.var then
+				for i, tag in ipairs(field.tags) do
+					if tag.name == "value" and #tag.tags == 0 then
+						fields[field.attr.var] = tag[1] or "";
+					end
+				end
+			end
+		end
+		local username, host, resource = jid.split(fields.accountjid);
+		if (fields.password == fields["password-verify"]) and username and host and host == stanza.attr.to then
+			if usermanager_user_exists(username, host) then
+				origin.send(st.error_reply(stanza, "cancel", "conflict", "Account already exists"):up()
+					:tag("command", {xmlns="http://jabber.org/protocol/commands",
+						node="http://jabber.org/protocol/admin#add-user", status="canceled"})
+					:tag("note", {type="error"}):text("Account already exists"));
+				sessions[stanza.tags[1].attr.sessionid] = nil;
+				return true;
+			else
+				if usermanager_create_user(username, fields.password, host) then
+					origin.send(st.reply(stanza):tag("command", {xmlns="http://jabber.org/protocol/commands",
+						node="http://jabber.org/protocol/admin#add-user",
+						sessionid=stanza.tags[1].attr.sessionid, status="completed"})
+						:tag("note", {type="info"}):text("Account successfully created"));
+					sessions[stanza.tags[1].attr.sessionid] = nil;
+					module:log("debug", "Created new account " .. username.."@"..host);
+					return true;
+				else
+					origin.send(st.error_reply(stanza, "wait", "internal-server-error",
+						"Failed to write data to disk"):up()
+						:tag("command", {xmlns="http://jabber.org/protocol/commands",
+							node="http://jabber.org/protocol/admin#add-user", status="canceled"})
+						:tag("note", {type="error"}):text("Failed to write data to disk"));
+					sessions[stanza.tags[1].attr.sessionid] = nil;
+					return true;
+				end
+			end
+		else
+			module:log("debug", fields.accountjid .. " " .. fields.password .. " " .. fields["password-verify"]);
+			origin.send(st.error_reply(stanza, "cancel", "conflict",
+				"Invalid data.\nPasswords missmatch, or empy username"):up()
+				:tag("command", {xmlns="http://jabber.org/protocol/commands",
+					node="http://jabber.org/protocol/admin#add-user", status="canceled"})
+				:tag("note", {type="error"}):text("Invalid data.\nPasswords missmatch, or empy username"));
+			sessions[stanza.tags[1].attr.sessionid] = nil;
+			return true;
+		end
+	else
+		sessionid=uuid.generate();
+		sessions[sessionid] = "executing";
+		origin.send(st.reply(stanza):tag("command", {xmlns="http://jabber.org/protocol/commands",
+			node="http://jabber.org/protocol/admin#add-user", sessionid=sessionid,
+			status="executing"})
+			:tag("x", { xmlns = "jabber:x:data", type = "form" })
+				:tag("title"):text("Adding a User"):up()
+				:tag("instructions"):text("Fill out this form to add a user."):up()
+				:tag("field", { type = "hidden", var = "FORM_TYPE" })
+					:tag("value"):text("http://jabber.org/protocol/admin"):up():up()
+				:tag("field", { label = "The Jabber ID for the account to be added",
+					type = "jid-single", var = "accountjid" })
+					:tag("required"):up():up()
+				:tag("field", { label = "The password for this account",
+					type = "text-private", var = "password" }):up()
+				:tag("field", { label = "Retype password", type = "text-private",
+					var = "password-verify" }):up():up()
+		);
+	end
+	return true;
+end
+
+local descriptor = { name="Add User", node="http://jabber.org/protocol/admin#add-user", handler=add_user_command_handler };
+
+function module.unload()
+	module:remove_item("adhoc", descriptor);
+end
+
+module:add_item ("adhoc", descriptor);