function install_retrieve_file in Drupal 8

Same name and namespace in other branches

1. 9 core/includes/install.core.inc \install_retrieve_file()
2. 10 core/includes/install.core.inc \install_retrieve_file()

Attempts to get a file using a HTTP request and to store it locally.

Parameters

string $uri: The URI of the file to grab.

string $destination: Stream wrapper URI specifying where the file should be placed. If a directory path is provided, the file is saved into that directory under its original name. If the path contains a filename as well, that one will be used instead.

Return value

bool TRUE on success, FALSE on failure.

1 call to install_retrieve_file()

install_check_translations in core/includes/install.core.inc

Checks installation requirements and reports any errors.

File

core/includes/install.core.inc, line 1436

API functions for installing Drupal.

Code

function install_retrieve_file($uri, $destination) {
  $parsed_url = parse_url($uri);

  /** @var \Drupal\Core\File\FileSystemInterface $file_system */
  $file_system = \Drupal::service('file_system');
  if (is_dir($file_system
    ->realpath($destination))) {

    // Prevent URIs with triple slashes when gluing parts together.
    $path = str_replace('///', '//', "{$destination}/") . $file_system
      ->basename($parsed_url['path']);
  }
  else {
    $path = $destination;
  }
  try {
    $response = \Drupal::httpClient()
      ->get($uri, [
      'headers' => [
        'Accept' => 'text/plain',
      ],
    ]);
    $data = (string) $response
      ->getBody();
    if (empty($data)) {
      return FALSE;
    }
  } catch (RequestException $e) {
    return FALSE;
  }
  return file_put_contents($path, $data) !== FALSE;
}