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function FileTransfer::findChroot in Zircon Profile 8

Same name and namespace in other branches
  1. 8.0 core/lib/Drupal/Core/FileTransfer/FileTransfer.php \Drupal\Core\FileTransfer\FileTransfer::findChroot()

Returns the chroot property for this connection.

It does this by moving up the tree until it finds itself

Return value

string|bool If successful, the chroot path for this connection, otherwise FALSE.

1 call to FileTransfer::findChroot()
FileTransfer::setChroot in core/lib/Drupal/Core/FileTransfer/FileTransfer.php
Sets the chroot and changes the jail to match the correct path scheme.

File

core/lib/Drupal/Core/FileTransfer/FileTransfer.php, line 355
Contains \Drupal\Core\FileTransfer\FileTransfer.

Class

FileTransfer
Defines the base FileTransfer class.

Namespace

Drupal\Core\FileTransfer

Code

function findChroot() {

  // If the file exists as is, there is no chroot.
  $path = __FILE__;
  $path = $this
    ->fixRemotePath($path, FALSE);
  if ($this
    ->isFile($path)) {
    return FALSE;
  }
  $path = __DIR__;
  $path = $this
    ->fixRemotePath($path, FALSE);
  $parts = explode('/', $path);
  $chroot = '';
  while (count($parts)) {
    $check = implode($parts, '/');
    if ($this
      ->isFile($check . '/' . drupal_basename(__FILE__))) {

      // Remove the trailing slash.
      return substr($chroot, 0, -1);
    }
    $chroot .= array_shift($parts) . '/';
  }
  return FALSE;
}