function require_login_authcheck in Require Login 7

Checks current user authentication.

Return value

bool Returns TRUE if authenticated and FALSE otherwise.

1 call to require_login_authcheck()

require_login_init in ./require_login.module

Implements hook_init().

File

./require_login.module, line 99

require_login.module

Code

function require_login_authcheck() {
  global $base_path, $base_url;
  $path = '/' . drupal_get_path_alias($_GET['q']);

  // Isolate request path from subdirectory when present.
  $raw_uri = request_uri();
  if ($base_path != '/') {
    $current_uri = '/' . str_replace($base_path, '', $raw_uri);
  }
  else {
    $current_uri = $raw_uri;
  }

  // Detect PHP script running Drupal bootstrap.
  if (preg_match('/^.*\\.php$/i', $raw_uri)) {
    $path = $base_path . trim($current_uri, '/');
  }

  // Compare current path with configured exclude paths. Returns TRUE when
  // at least one excluded path matches the current path.
  $exclude_paths = explode(PHP_EOL, variable_get('require_login_excluded_paths', ''));
  foreach ($exclude_paths as $key => $exclude_path) {
    $exclude_paths[$key] = trim($exclude_path);
    if ($exclude_paths[$key] == '<front>') {
      $exclude_paths[$key] = '/' . drupal_get_path_alias(variable_get('site_frontpage', 'node'));
    }
  }
  if ($auth_path = filter_xss_admin(trim(variable_get('require_login_auth_path', '')))) {
    $auth_path = drupal_parse_url($auth_path);
    $exclude_paths[] = trim($auth_path['path']);
  }
  if (drupal_match_path($path, implode(PHP_EOL, $exclude_paths))) {
    return TRUE;
  }

  // Various checks to determine exceptions for current page. Returns TRUE
  // when at least one check has evaluated as TRUE.
  $checks = array(
    // Check user authentication.
    user_is_logged_in(),
    // Check maintenance mode.
    variable_get('maintenance_mode', 0),
    // Check cron.php file.
    preg_match('/^\\/cron.php/i', $current_uri),
    // Check update.php file.
    preg_match('/\\/update.php/i', request_uri()),
    // Check install.php file.
    preg_match('/\\/install.php/i', request_uri()),
    // Check OpenID integration.
    isset($_SESSION['openid']),
    // Check user pages.
    arg(0) == 'user' && (!arg(1) || !is_numeric(arg(1))),
    // Check drush command.
    function_exists('drupal_is_cli') && drupal_is_cli(),
  );
  foreach ($checks as $check) {
    if ($check) {
      return TRUE;
    }
  }
  return FALSE;
}