<?php

require_once('inc/security.php');

require_once('modules/vhosts/include/vhosts.php');
require_once('class/domain.php');

$url = '';
$docroot = '';

if ($_POST['target'] == 'new')
{
  check_form_token('webapp_install');
  $vhost = empty_vhost();

  $hostname = filter_input_hostname($_POST['hostname']);

  $domainid = (int) $_POST['domain'];
  if ($domainid != -1) {
    $domain = new Domain( (int) $_POST['domain'] );
    $domain->ensure_userdomain();
    $domainid = $domain->id;
  }

  if (! is_array($_POST['options']))
    $_POST['options'] = array();
  $aliaswww = in_array('aliaswww', $_POST['options']);

  $vhost['is_dav'] = 0;
  $vhost['is_svn'] = 0;
  $vhost['is_webapp'] = 0;
  
  $ssl = '';
  switch ($_POST['ssl']) {
    case 'http':
      $ssl = 'http';
      break;
    case 'https':
      $ssl = 'https';
      break;
    case 'forward':
      $ssl = 'forward';
      break;
    /* Wenn etwas anderes kommt, ist das "beides". So einfach ist das. */
  }

  $logtype = '';
  switch ($_POST['logtype']) {
    case 'anonymous':
      $logtype = 'anonymous';
      break;
    case 'default':
      $logtype = 'default';
      break;
    /* Wenn etwas anderes kommt, ist das "kein Logging". So einfach ist das. */
  }

  $errorlog = 0;
  if (isset($_POST['errorlog']) and ($_POST['errorlog'] == 1))
    $errorlog = 1;

  DEBUG("Logging: {$logtype}");

  $old_options = explode(',', $vhost['options']);
  $new_options = array();
  foreach ($old_options AS $op)
  {
    if ($op != 'aliaswww')
      array_push($new_options, $op);
  }
  if ($aliaswww)
    array_push($new_options, 'aliaswww');

  DEBUG($old_options);
  DEBUG($new_options);
  $options = implode(',', $new_options);
  DEBUG('New options: '.$options);

  $vhost['hostname'] = $hostname;
  $vhost['domainid'] = $domainid;
  $vhost['docroot'] = '';
  $vhost['php'] = 'fastcgi';
  $vhost['ssl'] = $ssl;
  $vhost['logtype'] = $logtype;
  $vhost['errorlog'] = $errorlog; 
  $vhost['options'] = $options;
  
  $domain = $domain->fqdn;
  if ($domainid == -1)
  {
    $domain = $_SESSION['userinfo']['username'].'.'.config('masterdomain');
  }

  $url = ($ssl == 'forward' || $ssl == 'https' ? 'https://' : 'http://').($aliaswww ? 'www.' : '').((strlen($hostname) > 0) ? $hostname.'.' : '').$domain;
  $docroot = $vhost['homedir'].'/websites/'.((strlen($hostname) > 0) ? $hostname.'.' : '').($domain).'/htdocs';
  DEBUG($vhost);
  DEBUG("New Vhost: {$url} / {$docroot}");
  save_vhost($vhost);
}
elseif ($_POST['target'] == 'vhost')
{
  $docroot = $_POST['vhost'];

  $vhosts = list_vhosts();
  foreach ($vhosts AS $vhost)
  {
    if ($docroot == $vhost['docroot'])
    {
      $url = $vhost['fqdn'];
      if (strstr($vhost['options'], 'aliaswww'))
        $url = 'www.'.$url;

      if ($vhost['ssl'] == 'forward' || $vhost['ssl'] == 'https')
        $url = 'https://'.$url;
      else
        $url = 'http://'.$url;
    }
  }
  if (! $url)
  {
    system_failure('Datenchaos, so geht das nicht.');
  }
  DEBUG("Existing Vhost: {$url} / {$docroot}");
}
else
{
  input_error('Fehler im System');
}

if ($docroot && $url)
{
  $application = $_POST['application'];
  if (! $application)
    system_failure('Keine Web-Anwendung ausgewählt');

  if (! check_path($application))
    system_failure('HTML-Krams im Namen der Anwendung');

  if (! file_exists(dirname(__FILE__).'/install/'.$application.'.php'))
    system_failure('Unbekannte Web-Anwendung.');

  $_SESSION['webapp_docroot'] = $docroot;
  $_SESSION['webapp_url'] = $url;
  
  if (!$debugmode)
    header('Location: install/'.$application);
}