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<?php
/**
* StatusNet, the distributed open-source microblogging tool
*
* Settings for OpenID
*
* PHP version 5
*
* LICENCE: This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* @category Settings
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @copyright 2008-2009 StatusNet, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://status.net/
*/
if (!defined('STATUSNET')) {
exit(1);
}
require_once INSTALLDIR.'/lib/accountsettingsaction.php';
require_once INSTALLDIR.'/lib/openid.php';
/**
* Settings for OpenID
*
* Lets users add, edit and delete OpenIDs from their account
*
* @category Settings
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://status.net/
*/
class OpenidsettingsAction extends AccountSettingsAction
{
/**
* Title of the page
*
* @return string Page title
*/
function title()
{
return _('OpenID settings');
}
/**
* Instructions for use
*
* @return string Instructions for use
*/
function getInstructions()
{
return _('[OpenID](%%doc.openid%%) lets you log into many sites' .
' with the same user account.'.
' Manage your associated OpenIDs from here.');
}
/**
* Show the form for OpenID management
*
* We have one form with a few different submit buttons to do different things.
*
* @return void
*/
function showContent()
{
if (!common_config('openid', 'enabled')) {
$this->element('div', array('class' => 'error'),
_('OpenID is not available.'));
return;
}
$user = common_current_user();
$this->elementStart('form', array('method' => 'post',
'id' => 'form_settings_openid_add',
'class' => 'form_settings',
'action' =>
common_local_url('openidsettings')));
$this->elementStart('fieldset', array('id' => 'settings_openid_add'));
$this->element('legend', null, _('Add OpenID'));
$this->hidden('token', common_session_token());
$this->element('p', 'form_guide',
_('If you want to add an OpenID to your account, ' .
'enter it in the box below and click "Add".'));
$this->elementStart('ul', 'form_data');
$this->elementStart('li');
$this->element('label', array('for' => 'openid_url'),
_('OpenID URL'));
$this->element('input', array('name' => 'openid_url',
'type' => 'text',
'id' => 'openid_url'));
$this->elementEnd('li');
$this->elementEnd('ul');
$this->element('input', array('type' => 'submit',
'id' => 'settings_openid_add_action-submit',
'name' => 'add',
'class' => 'submit',
'value' => _('Add')));
$this->elementEnd('fieldset');
$this->elementEnd('form');
$oid = new User_openid();
$oid->user_id = $user->id;
$cnt = $oid->find();
if ($cnt > 0) {
$this->element('h2', null, _('Remove OpenID'));
if ($cnt == 1 && !$user->password) {
$this->element('p', 'form_guide',
_('Removing your only OpenID '.
'would make it impossible to log in! ' .
'If you need to remove it, '.
'add another OpenID first.'));
if ($oid->fetch()) {
$this->elementStart('p');
$this->element('a', array('href' => $oid->canonical),
$oid->display);
$this->elementEnd('p');
}
} else {
$this->element('p', 'form_guide',
_('You can remove an OpenID from your account '.
'by clicking the button marked "Remove".'));
$idx = 0;
while ($oid->fetch()) {
$this->elementStart('form',
array('method' => 'POST',
'id' => 'form_settings_openid_delete' . $idx,
'class' => 'form_settings',
'action' =>
common_local_url('openidsettings')));
$this->elementStart('fieldset');
$this->hidden('token', common_session_token());
$this->element('a', array('href' => $oid->canonical),
$oid->display);
$this->element('input', array('type' => 'hidden',
'id' => 'openid_url'.$idx,
'name' => 'openid_url',
'value' => $oid->canonical));
$this->element('input', array('type' => 'submit',
'id' => 'remove'.$idx,
'name' => 'remove',
'class' => 'submit remove',
'value' => _('Remove')));
$this->elementEnd('fieldset');
$this->elementEnd('form');
$idx++;
}
}
}
}
/**
* Handle a POST request
*
* Muxes to different sub-functions based on which button was pushed
*
* @return void
*/
function handlePost()
{
// CSRF protection
$token = $this->trimmed('token');
if (!$token || $token != common_session_token()) {
$this->showForm(_('There was a problem with your session token. '.
'Try again, please.'));
return;
}
if ($this->arg('add')) {
$result = oid_authenticate($this->trimmed('openid_url'),
'finishaddopenid');
if (is_string($result)) { // error message
$this->showForm($result);
}
} else if ($this->arg('remove')) {
$this->removeOpenid();
} else {
$this->showForm(_('Something weird happened.'));
}
}
/**
* Handles a request to remove an OpenID from the user's account
*
* Validates input and, if everything is OK, deletes the OpenID.
* Reloads the form with a success or error notification.
*
* @return void
*/
function removeOpenid()
{
$openid_url = $this->trimmed('openid_url');
$oid = User_openid::staticGet('canonical', $openid_url);
if (!$oid) {
$this->showForm(_('No such OpenID.'));
return;
}
$cur = common_current_user();
if (!$cur || $oid->user_id != $cur->id) {
$this->showForm(_('That OpenID does not belong to you.'));
return;
}
$oid->delete();
$this->showForm(_('OpenID removed.'), true);
return;
}
}
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