security_captcha.php

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<?php
/* Copyright (C) 2004-2013 Laurent Destailleur  <eldy@users.sourceforge.net>
 * Copyright (C) 2005-2012 Regis Houssin        <regis.houssin@inodbox.com>
 * Copyright (C) 2013      Juanjo Menent    <jmenent@2byte.es>
 * Copyright (C) 2024       Frédéric France         <frederic.france@free.fr>
 *
 * This program 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 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <https://www.gnu.org/licenses/>.
 */
 
// Load Dolibarr environment
require '../main.inc.php';
require_once DOL_DOCUMENT_ROOT.'/core/lib/admin.lib.php';
require_once DOL_DOCUMENT_ROOT.'/core/lib/files.lib.php';
require_once DOL_DOCUMENT_ROOT.'/core/class/html.formfile.class.php';
 
// Load translation files required by the page
$langs->loadLangs(array("users", "admin", "other"));
 
if (!$user->admin) {
  accessforbidden();
}
 
$action = GETPOST('action', 'aZ09');
$handler = GETPOST('handler', 'aZ09');
 
 
/*
 * Actions
 */
 
if (preg_match('/set_([a-z0-9_\-]+)/i', $action, $reg)) {
  $code = $reg[1];
  $value = (GETPOST($code, 'alpha') ? GETPOST($code, 'alpha') : 1);
  if (dolibarr_set_const($db, $code, $value, 'chaine', 0, '', $conf->entity) > 0) {
    header("Location: ".$_SERVER["PHP_SELF"]);
    exit;
  } else {
    dol_print_error($db);
  }
} elseif (preg_match('/del_([a-z0-9_\-]+)/i', $action, $reg)) {
  $code = $reg[1];
  if (dolibarr_del_const($db, $code, $conf->entity) > 0) {
    header("Location: ".$_SERVER["PHP_SELF"]);
    exit;
  } else {
    dol_print_error($db);
  }
} elseif ($action == 'setcaptchahandler') {
  if (!dolibarr_set_const($db, 'MAIN_SECURITY_ENABLECAPTCHA_HANDLER', GETPOST("value", "aZ09"), 'chaine', 0, '', $conf->entity)) {
    dol_print_error($db);
  }
}
 
 
/*
 * View
 */
 
$form = new Form($db);
 
$wikihelp = 'EN:Setup_Security|FR:Paramétrage_Sécurité|ES:Configuración_Seguridad';
llxHeader('', $langs->trans("Miscellaneous"), $wikihelp, '', 0, 0, '', '', '', 'mod-admin page-security_other');
 
print load_fiche_titre($langs->trans("SecuritySetup"), '', 'title_setup');
 
print '<span class="opacitymedium">'.$langs->trans("CaptchaDesc")."</span><br>\n";
print "<br>\n";
 
$dirModCaptcha = array_merge(array('/core/modules/security/captcha/'), (isset($conf->modules_parts['captcha']) && is_array($conf->modules_parts['captcha'])) ? $conf->modules_parts['captcha'] : array());
 
// Load array with all captcha generation modules
$arrayhandler = array();
 
foreach ($dirModCaptcha as $dirroot) {
  $dir = dol_buildpath($dirroot, 0);
 
  $handle = @opendir($dir);
 
  $i = 1;
  if (is_resource($handle)) {
    while (($file = readdir($handle)) !== false) {
      $reg = array();
      if (preg_match('/(modCaptcha[a-z]+)\.class\.php$/i', $file, $reg)) {
        // Charging the numbering class
        $classname = $reg[1];
        require_once $dir.'/'.$file;
 
        $obj = new $classname($db, $conf, $langs, $user);
        '@phan-var-force ModeleCaptcha $obj';
        $arrayhandler[$obj->id] = $obj;
        $i++;
      }
    }
    closedir($handle);
  }
}
asort($arrayhandler);
 
 
 
print '<form action="'.$_SERVER["PHP_SELF"].'" method="POST">';
print '<input type="hidden" name="token" value="'.newToken().'">';
print '<input type="hidden" name="action" value="updateform">';
 
$head = security_prepare_head();
 
print dol_get_fiche_head($head, 'captcha', '', -1);
 
print '<br>';
 
 
print $langs->trans("UseCaptchaCode").' - Login';
if (!empty($conf->use_javascript_ajax)) {
  print ajax_constantonoff('MAIN_SECURITY_ENABLECAPTCHA', array(), null, 0, 0, 1);
} else {
  if (!getDolGlobalString('MAIN_SECURITY_ENABLECAPTCHA')) {
    print '<a href="'.$_SERVER['PHP_SELF'].'?action=set_MAIN_SECURITY_ENABLECAPTCHA&token='.newToken().'">'.img_picto($langs->trans("Disabled"), 'off').'</a>';
  } else {
    print '<a href="'.$_SERVER['PHP_SELF'].'?action=del_MAIN_SECURITY_ENABLECAPTCHA&token='.newToken().'">'.img_picto($langs->trans("Enabled"), 'on').'</a>';
  }
}
 
if (isModEnabled('societe')) {
  print '<br>';
  print $langs->trans("UseCaptchaCode").' - Thirdparty public contact form';
  if (!empty($conf->use_javascript_ajax)) {
    print ajax_constantonoff('MAIN_SECURITY_ENABLECAPTCHA_THIRDPARTY', array(), null, 0, 0, 1);
  } else {
    if (!getDolGlobalString('MAIN_SECURITY_ENABLECAPTCHA_THIRDPARTY')) {
      print '<a href="'.$_SERVER['PHP_SELF'].'?action=set_MAIN_SECURITY_ENABLECAPTCHA_THIRDPARTY&token='.newToken().'">'.img_picto($langs->trans("Disabled"), 'off').'</a>';
    } else {
      print '<a href="'.$_SERVER['PHP_SELF'].'?action=del_MAIN_SECURITY_ENABLECAPTCHA_THIRDPARTY&token='.newToken().'">'.img_picto($langs->trans("Enabled"), 'on').'</a>';
    }
  }
}
 
if (isModEnabled('ticket')) {
  print '<br>';
  print $langs->trans("UseCaptchaCode").' - Public ticket creation';
  if (!empty($conf->use_javascript_ajax)) {
    print ajax_constantonoff('MAIN_SECURITY_ENABLECAPTCHA_TICKET', array(), null, 0, 0, 1);
  } else {
    if (!getDolGlobalString('MAIN_SECURITY_ENABLECAPTCHA_TICKET')) {
      print '<a href="'.$_SERVER['PHP_SELF'].'?action=set_MAIN_SECURITY_ENABLECAPTCHA_TICKET&token='.newToken().'">'.img_picto($langs->trans("Disabled"), 'off').'</a>';
    } else {
      print '<a href="'.$_SERVER['PHP_SELF'].'?action=del_MAIN_SECURITY_ENABLECAPTCHA_TICKET&token='.newToken().'">'.img_picto($langs->trans("Enabled"), 'on').'</a>';
    }
  }
}
 
if (isModEnabled('member')) {
  print '<br>';
  print $langs->trans("UseCaptchaCode").' - Membership public subcription';
  if (!empty($conf->use_javascript_ajax)) {
    print ajax_constantonoff('MAIN_SECURITY_ENABLECAPTCHA_MEMBER', array(), null, 0, 0, 1);
  } else {
    if (!getDolGlobalString('MAIN_SECURITY_ENABLECAPTCHA_MEMBER')) {
      print '<a href="'.$_SERVER['PHP_SELF'].'?action=set_MAIN_SECURITY_ENABLECAPTCHA_MEMBER&token='.newToken().'">'.img_picto($langs->trans("Disabled"), 'off').'</a>';
    } else {
      print '<a href="'.$_SERVER['PHP_SELF'].'?action=del_MAIN_SECURITY_ENABLECAPTCHA_MEMBER&token='.newToken().'">'.img_picto($langs->trans("Enabled"), 'on').'</a>';
    }
  }
}
 
if (isModEnabled('don')) {
  print '<br>';
  print $langs->trans("UseCaptchaCode").' - Donation public form';
  if (!empty($conf->use_javascript_ajax)) {
    print ajax_constantonoff('MAIN_SECURITY_ENABLECAPTCHA_DONATION', array(), null, 0, 0, 1);
  } else {
    if (!getDolGlobalString('MAIN_SECURITY_ENABLECAPTCHA_DONATION')) {
      print '<a href="'.$_SERVER['PHP_SELF'].'?action=set_MAIN_SECURITY_ENABLECAPTCHA_DONATION&token='.newToken().'">'.img_picto($langs->trans("Disabled"), 'off').'</a>';
    } else {
      print '<a href="'.$_SERVER['PHP_SELF'].'?action=del_MAIN_SECURITY_ENABLECAPTCHA_DONATION&token='.newToken().'">'.img_picto($langs->trans("Enabled"), 'on').'</a>';
    }
  }
}
 
// Set if a captcha is used on at least one place
$showavailablecaptcha = 0;
if (getDolGlobalString('MAIN_SECURITY_ENABLECAPTCHA')) {
  $showavailablecaptcha = 1;
}
if (isModEnabled('societe') && getDolGlobalString('MAIN_SECURITY_ENABLECAPTCHA_THIRDPARTY')) {
  $showavailablecaptcha = 1;
}
if (isModEnabled('ticket') && getDolGlobalString('MAIN_SECURITY_ENABLECAPTCHA_TICKET')) {
  $showavailablecaptcha = 1;
}
if (isModEnabled('member') && getDolGlobalString('MAIN_SECURITY_ENABLECAPTCHA_MEMBER')) {
  $showavailablecaptcha = 1;
}
if (isModEnabled('don') && getDolGlobalString('MAIN_SECURITY_ENABLECAPTCHA_DONATION')) {
  $showavailablecaptcha = 1;
}
 
$selectedcaptcha = getDolGlobalString('MAIN_SECURITY_ENABLECAPTCHA_HANDLER', 'standard');
 
if ($showavailablecaptcha) {
  print '<br>';
  print '<br>';
  print '<br>';
 
  // List of all available captcha
  print '<table class="noborder centpercent">';
  print '<tr class="liste_titre">';
  print '<td colspan="2">'.$langs->trans("Captcha").'</td>';
  print '<td>'.$langs->trans("Example").'</td>';
  print '<td class="right" width="100">'.$langs->trans("Status").'</td>';
  print '</tr>';
 
  // Loop on each available captcha
  foreach ($arrayhandler as $key => $module) {
    print '<tr class="oddeven">';
    print '<td>';
    print img_picto('', $module->picto, 'class="width25 size15x marginrightonly"').' ';
    print ucfirst($key);
    print '</td>';
    print '<td>';
    print $module->getDescription().'<br>';
    print '</td>';
    print '<td>';
    print $module->getExample().'<br>';
    print '</td>';
    print '<td class="right" width="100">';
 
    if (function_exists("imagecreatefrompng")) {
      if ($key != $selectedcaptcha) {
        print '<a href="'.$_SERVER['PHP_SELF'].'?action=setcaptchahandler&token='.newToken().'&value='.$key.'">';
        print img_picto($langs->trans("Disabled"), 'switch_off');
        print '</a>';
      } else {
        print img_picto($langs->trans("Enabled"), 'switch_on');
      }
    } else {
      $desc = $form->textwithpicto('', $langs->transnoentities("EnableGDLibraryDesc"), 1, 'warning');
      print $desc;
    }
 
    print '</td>';
    print '</tr>';
  }
 
  print '</table>';
 
  //print $form->buttonsSaveCancel("Modify", '');
}
 
print dol_get_fiche_end();
 
print '</form>';
 
// End of page
llxFooter();
$db->close();