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   2. drupal7

Create a full file path from a directory and filename. If a file with the specified name already exists, an alternative will be used.

Übergabeparameter

$basename string filename

$directory string directory

Verwandte Themen

File interface

Common file handling functions.

Code

includes/file.inc, line 441

<?php
function file_create_filename($basename, $directory) {
  $dest = $directory . '/' . $basename;

  if (file_exists($dest)) {
    // Destination file already exists, generate an alternative.
    if ($pos = strrpos($basename, '.')) {
      $name = substr($basename, 0, $pos);
      $ext = substr($basename, $pos);
    }
    else {
      $name = $basename;
    }

    $counter = 0;
    do {
      $dest = $directory . '/' . $name . '_' . $counter++ . $ext;
    } while (file_exists($dest));
  }

  return $dest;
}
?>