public function DatabaseTasks_sqlsrv::getFormOptions in Drupal driver for SQL Server and SQL Azure 7.2

Same name and namespace in other branches

1. 7.3 sqlsrv/install.inc \DatabaseTasks_sqlsrv::getFormOptions()
2. 7 sqlsrv/install.inc \DatabaseTasks_sqlsrv::getFormOptions()

Return driver specific configuration options.

Parameters

$database: An array of driver specific configuration options.

Return value

The options form array.

Overrides DatabaseTasks::getFormOptions

File

sqlsrv/install.inc, line 184

Class

DatabaseTasks_sqlsrv

Code

public function getFormOptions($database) {
  $form = array();
  drupal_set_message(t('To install this version of the MS SQL Server driver make sure you have this patch in core: <a target="_blank" href="!url">!url</a>', array(
    '!url' => 'https://www.drupal.org/node/2376239',
  )), 'warning');
  include_once 'reflexiondata.inc';
  $extensiondata = sqlsrv_REData(new ReflectionExtension('pdo_sqlsrv'));

  // Client buffer size.
  $buffer_size = $extensiondata['getINIEntries']['pdo_sqlsrv.client_buffer_max_kb_size'];
  $buffer_size_min = 12240 * 2;
  $buffer_size_ok = $buffer_size >= $buffer_size_min;
  if (!$buffer_size_ok) {
    drupal_set_message(t('pdo_sqlsrv.client_buffer_max_kb_size needs to be of at least @min, currently @current.', array(
      '@min' => '24480Kb',
      '@current' => "{$buffer_size}Kb",
    )), 'error');
  }

  // PDO version, and require at least 3.2.
  $version_ok = version_compare($extensiondata['getVersion'], '3.2') >= 0;
  if (!$version_ok) {
    drupal_set_message(t('This version of the MS SQL Server driver needs at least the @min version of the SQL Server PDO, currently running @current. Download from <a href="!download">here</a>.', array(
      '@min' => '3.2',
      '@current' => $extensiondata['getVersion'],
      '!download' => 'http://www.microsoft.com/en-us/download/details.aspx?id=20098',
    )), 'error');
  }

  // Check that Wincache user cache is enabled and big enough.
  $wincache_ok = function_exists('wincache_ucache_info') && ($cache = @wincache_ucache_info(TRUE)) && ($meminfo = @wincache_ucache_meminfo());
  if ($wincache_ok) {

    // Minimum 15 Mb of usercache.
    $wincache_ok = $meminfo['memory_total'] >= 20 * 1024 * 1024;
  }
  if (!$wincache_ok) {
    drupal_set_message(t('This version of the MS SQL Server needs the Wincache PHP extension with a minimum ucachesize of 20Mb.'), 'error');
  }

  // If there is something wrong do not allow the user to install.
  if (!$buffer_size_ok || !$version_ok || !$wincache_ok) {
    drupal_set_message(t('Please review the errors and refresh this page when fixed.'), 'status');
  }
  $form['messages']['errors'] = array(
    '#type' => 'markup',
    '#markup' => theme_status_messages(array(
      'display' => NULL,
    )),
  );
  if ($buffer_size_ok && $version_ok && $wincache_ok) {
    $form = array_merge($form, parent::getFormOptions($database));

    // Make username not required.
    $form['username']['#required'] = FALSE;

    // Add a description for about leaving username blank.
    $form['username']['#description'] = t('Leave username (and password) blank to use Windows authentication.');
  }
  return $form;
}