function file_save_upload in Drupal 4

Same name and namespace in other branches

1. 8 core/modules/file/file.module \file_save_upload()
2. 5 includes/file.inc \file_save_upload()
3. 6 includes/file.inc \file_save_upload()
4. 7 includes/file.inc \file_save_upload()
5. 9 core/modules/file/file.module \file_save_upload()
6. 10 core/modules/file/file.module \file_save_upload()

Saves a file upload to a new location. The source file is validated as a proper upload and handled as such.

Parameters

$source A string specifying the name of the upload field to save.: This parameter will contain the resulting destination filename in case of success.

$dest A string containing the directory $source should be copied to,: will use the temporary directory in case no other value is set.

$replace A boolean, set to true if the destination should be replaced: when in use, but when false append a _X to the filename.

Return value

An object containing file info or 0 in case of error.

Related topics

3 calls to file_save_upload()

system_theme_settings in modules/system.module

Menu callback; display theme configuration for entire site and individual themes.

upload_save in modules/upload.module

user_validate_picture in modules/user.module

File

includes/file.inc, line 484

API for handling file uploads and server file management.

Code

function file_save_upload($source, $dest = false, $replace = FILE_EXISTS_RENAME) {

  // Make sure $source exists && is valid.
  if ($file = file_check_upload($source)) {

    // This should be refactored, file_check_upload has already
    // moved the file to the temporary folder.
    if (!$dest) {
      $dest = file_directory_temp();
      $temporary = 1;
      if (is_file($file->filepath)) {

        // If this file was uploaded by this user before replace the temporary copy.
        $replace = FILE_EXISTS_REPLACE;
      }
    }
    unset($_SESSION['file_uploads'][is_object($source) ? $source->source : $source]);
    if (file_move($file, $dest, $replace)) {
      if ($temporary) {
        $_SESSION['file_uploads'][is_object($source) ? $source->source : $source] = $file;
      }
      return $file;
    }
    return 0;
  }
  return 0;
}