public function FileSystem::basename in Drupal 9

Same name and namespace in other branches

1. 8 core/lib/Drupal/Core/File/FileSystem.php \Drupal\Core\File\FileSystem::basename()

Gets the filename from a given path.

PHP's basename() does not properly support streams or filenames beginning with a non-US-ASCII character.

Overrides FileSystemInterface::basename

See also

http://bugs.php.net/bug.php?id=37738

basename()

3 calls to FileSystem::basename()

FileSystem::getDestinationFilename in core/lib/Drupal/Core/File/FileSystem.php

Determines the destination path for a file.

FileSystem::prepareDestination in core/lib/Drupal/Core/File/FileSystem.php

Prepares the destination for a file copy or move operation.

FileSystem::tempnam in core/lib/Drupal/Core/File/FileSystem.php

Creates a file with a unique filename in the specified directory.

File

core/lib/Drupal/Core/File/FileSystem.php, line 159

Class

FileSystem

Provides helpers to operate on files and stream wrappers.

Namespace

Drupal\Core\File

Code

public function basename($uri, $suffix = NULL) {
  $separators = '/';
  if (DIRECTORY_SEPARATOR != '/') {

    // For Windows OS add special separator.
    $separators .= DIRECTORY_SEPARATOR;
  }

  // Remove right-most slashes when $uri points to directory.
  $uri = rtrim($uri, $separators);

  // Returns the trailing part of the $uri starting after one of the directory
  // separators.
  $filename = preg_match('@[^' . preg_quote($separators, '@') . ']+$@', $uri, $matches) ? $matches[0] : '';

  // Cuts off a suffix from the filename.
  if ($suffix) {
    $filename = preg_replace('@' . preg_quote($suffix, '@') . '$@', '', $filename);
  }
  return $filename;
}