105 lines
3.2 KiB
PHP
105 lines
3.2 KiB
PHP
<?php
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/*
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* Laconica - a distributed open-source microblogging tool
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* Copyright (C) 2008, Controlez-Vous, Inc.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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if (!defined('LACONICA')) { exit(1); }
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class LoginAction extends Action {
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function handle($args) {
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parent::handle($args);
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if (common_is_real_login()) {
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common_user_error(_t('Already logged in.'));
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} else if ($_SERVER['REQUEST_METHOD'] == 'POST') {
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$this->check_login();
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} else {
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$this->show_form();
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}
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}
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function check_login() {
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# XXX: form token in $_SESSION to prevent XSS
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# XXX: login throttle
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$nickname = $this->arg('nickname');
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$password = $this->arg('password');
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if (common_check_user($nickname, $password)) {
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# success!
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if (!common_set_user($nickname)) {
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common_server_error(_t('Error setting user.'));
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return;
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}
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common_real_login(true);
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if ($this->boolean('rememberme')) {
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common_debug('Adding rememberme cookie for ' . $nickname);
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common_rememberme();
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}
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# success!
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$url = common_get_returnto();
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if ($url) {
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# We don't have to return to it again
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common_set_returnto(NULL);
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} else {
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$url = common_local_url('all',
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array('nickname' =>
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$nickname));
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}
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common_redirect($url);
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} else {
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$this->show_form(_t('Incorrect username or password.'));
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}
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}
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function show_form($error=NULL) {
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common_show_header(_t('Login'), NULL, $error, array($this, 'show_top'));
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common_element_start('form', array('method' => 'post',
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'id' => 'login',
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'action' => common_local_url('login')));
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common_input('nickname', _t('Nickname'));
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common_password('password', _t('Password'));
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common_checkbox('rememberme', _t('Remember me'), false,
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_t('Automatically login in the future; ' .
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'not for shared computers!'));
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common_submit('submit', _t('Login'));
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common_element_end('form');
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common_element_start('p');
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common_element('a', array('href' => common_local_url('recoverpassword')),
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_t('Lost or forgotten password?'));
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common_element_end('p');
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common_show_footer();
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}
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function get_instructions() {
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return _t('Login with your username and password. ' .
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'Don\'t have a username yet? ' .
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'[Register](%%action.register%%) a new account, or ' .
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'try [OpenID](%%action.openidlogin%%). ');
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}
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function show_top($error=NULL) {
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if ($error) {
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common_element('p', 'error', $error);
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} else {
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$instr = $this->get_instructions();
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$output = common_markup_to_html($instr);
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common_element_start('p', 'instructions');
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common_raw($output);
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common_element_end('p');
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}
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}
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}
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