function locate_root in Production check & Production monitor 6

Same name and namespace in other branches

1. 7 prod_check.dbconnect.php \locate_root()

Locate the actual Drupal root. Based on drush_locate_root().

1 call to locate_root()

prod_check.dbconnect.php in ./prod_check.dbconnect.php

Simple database connection check that can be placed anywhere within a Drupal installation. Does NOT need to be in the root where index.php resides!

File

./prod_check.dbconnect.php, line 12

Simple database connection check that can be placed anywhere within a Drupal installation. Does NOT need to be in the root where index.php resides!

Code

function locate_root() {
  $drupal_root = FALSE;
  $start_path = isset($_SERVER['PWD']) ? $_SERVER['PWD'] : '';
  if (empty($start_path)) {
    $start_path = getcwd();
  }
  foreach (array(
    TRUE,
    FALSE,
  ) as $follow_symlinks) {
    $path = $start_path;
    if ($follow_symlinks && is_link($path)) {
      $path = realpath($path);
    }

    // Check the start path.
    if (valid_root($path)) {
      $drupal_root = $path;
      break;
    }
    else {

      // Move up dir by dir and check each.
      while ($path = shift_path_up($path)) {
        if ($follow_symlinks && is_link($path)) {
          $path = realpath($path);
        }
        if (valid_root($path)) {
          $drupal_root = $path;
          break 2;
        }
      }
    }
  }
  return $drupal_root;
}