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<?php
/**
* phpcaptchaPlugin Class
*
* Copyright 2010, Luis Daniel Ibáñez
* Copyright 2013, Franck Villaume - TrivialDev
* http://fusionforge.org
*
* This file is part of FusionForge. FusionForge is free software;
* you can redistribute it and/or modify it under the terms of the
* GNU General Public License as published by the Free Software
* Foundation; either version 2 of the Licence, or (at your option)
* any later version.
*
* FusionForge 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with FusionForge; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
class phpcaptchaPlugin extends Plugin {
var $phpcaptcha_path;
function __construct() {
$this->Plugin();
$this->name = 'phpcaptcha';
$this->text = 'Enable use of phpcaptcha (more information www.phpcaptcha.org)';
$this->_addHook('captcha_check');
$this->_addHook('captcha_form');
$this->phpcaptcha_path = forge_get_config('phpcaptcha_path', 'phpcaptcha');
}
function captcha_check($params) {
$captcha_code = getStringFromRequest('captcha_code');
require_once $this->phpcaptcha_path.'/securimage.php';
$securimage = new Securimage();
if (!$securimage->check($captcha_code)) {
$params['valide'] = 0;
$params['warning_msg'] = _('Wrong captcha code');
}
}
function captcha_form() {
if ($this->checkConfig()) {
echo '<p>
<img id="captcha" src="/plugins/'.$this->name.'/securimage_show.php" alt="CAPTCHA Image" />
<a href="#" onclick="document.getElementById(\'captcha\').src = \'/plugins/'.$this->name.'/securimage_show.php?\' + Math.random(); return false">';
echo _('Reload image.').'</a>';
echo '</p><p>';
echo _('Write captcha here:').'<br />';
echo '<input type="text" name="captcha_code" size="10" maxlength="6" />';
echo '</p>';
} else {
echo '<p class="information">'._('phpcaptcha seems not installed. Contact your administrator for more informations.').'</p>';
}
}
function checkConfig() {
if(!is_file($this->phpcaptcha_path.'/securimage.php') || !extension_loaded('gd'))
return false;
return true;
}
}
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