gnu-social/actions/apichecknickname.php

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<?php
/**
* StatusNet, the distributed open-source microblogging tool
*
* Check nickname
*
* Returns 1 if nickname is ok, 0 if not
*
* 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 API
* @package GNUSocial
* @author Hannes Mannerheim <h@nnesmannerhe.im>
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://www.gnu.org/software/social/
*/
if (!defined('GNUSOCIAL')) { exit(1); }
class ApiCheckNicknameAction extends ApiAction
{
protected function prepare($args)
{
parent::prepare($args);
if ($this->format !== 'json') {
$this->clientError('This method currently only serves JSON.', 415);
}
return true;
}
protected function handle()
{
parent::handle();
$nickname = $this->trimmed('nickname');
if ($this->nicknameExists($nickname)) {
$nickname_ok = 0;
} else if (!User::allowed_nickname($nickname)) {
$nickname_ok = 0; }
else {
$nickname_ok = 1;
}
$this->initDocument('json');
$this->showJsonObjects($nickname_ok);
$this->endDocument('json');
}
function nicknameExists($nickname)
{
$user = User::staticGet('nickname', $nickname);
return is_object($user);
}
}