forked from GNUsocial/gnu-social
172 lines
5.5 KiB
PHP
172 lines
5.5 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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{
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function is_readonly()
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{
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return true;
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}
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function handle($args)
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{
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parent::handle($args);
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if (common_is_real_login()) {
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$this->clientError(_('Already logged in.'));
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} else if ($_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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{
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# XXX: login throttle
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# CSRF protection - token set in common_notice_form()
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$token = $this->trimmed('token');
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if (!$token || $token != common_session_token()) {
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$this->clientError(_('There was a problem with your session token. Try again, please.'));
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return;
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}
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$nickname = common_canonical_nickname($this->trimmed('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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$this->serverError(_('Error setting user.'));
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return;
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}
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common_real_login(true);
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if ($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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$this->show_form(_('Incorrect username or password.'));
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return;
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}
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# success!
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if (!common_set_user($user)) {
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$this->serverError(_('Error setting user.'));
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return;
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}
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common_real_login(true);
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if ($this->boolean('rememberme')) {
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common_debug('Adding rememberme cookie for ' . $nickname);
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common_rememberme($user);
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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($url);
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}
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function show_form($error=null)
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{
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$this->error = $error;
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$this->showPage();
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}
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function title()
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{
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return _('Login');
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}
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function showPageNotice()
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{
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if ($this->error) {
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$this->element('p', 'error', $this->error);
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} else {
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$instr = $this->get_instructions();
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$output = common_markup_to_html($instr);
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$this->raw($output);
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}
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}
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function showContent()
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{
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$this->elementStart('form', array('method' => 'post',
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'id' => 'login',
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'action' => common_local_url('login')));
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$this->input('nickname', _('Nickname'));
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$this->password('password', _('Password'));
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$this->checkbox('rememberme', _('Remember me'), false,
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_('Automatically login in the future; ' .
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'not for shared computers!'));
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$this->submit('submit', _('Login'));
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$this->hidden('token', common_session_token());
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$this->elementEnd('form');
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$this->elementStart('p');
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$this->element('a', array('href' => common_local_url('recoverpassword')),
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_('Lost or forgotten password?'));
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$this->elementEnd('p');
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common_show_footer();
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}
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function get_instructions()
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{
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if (common_logged_in() &&
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!common_is_real_login() &&
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common_get_returnto())
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{
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# rememberme logins have to reauthenticate before
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# changing any profile settings (cookie-stealing protection)
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return _('For security reasons, please re-enter your ' .
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'user name and password ' .
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'before changing your settings.');
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} else {
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return _('Login with your username and password. ' .
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'Don\'t have a username yet? ' .
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'[Register](%%action.register%%) a new account, or ' .
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'try [OpenID](%%action.openidlogin%%). ');
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}
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}
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function show_top($error=null)
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{
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}
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}
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