file_validate_size

• Drupal 6
• Drupal 7

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Definition

file_validate_size($file, $file_limit = 0, $user_limit = 0)
includes/file.inc, line 648

Description

Check that the file's size is below certain limits. This check is not enforced for the user #1.

Parameters

$file A Drupal file object.

$file_limit An integer specifying the maximum file size in bytes. Zero indicates that no limit should be enforced.

$$user_limit An integer specifying the maximum number of bytes the user is allowed. Zero indicates that no limit should be enforced.

Return value

An array. If the file size exceeds limits, it will contain an error message.

Related topics

Name	Description
File interface	Common file handling functions.

Code

<?php
function file_validate_size($file, $file_limit = 0, $user_limit = 0) {
  global $user;

  $errors = array();

  // Bypass validation for uid  = 1.
  if ($user->uid != 1) {
    if ($file_limit && $file->filesize > $file_limit) {
      $errors[] = t('The file is %filesize exceeding the maximum file size of %maxsize.', array('%filesize' => format_size($file->filesize), '%maxsize' => format_size($file_limit)));
    }

    $total_size = file_space_used($user->uid) + $file->filesize;
    if ($user_limit && $total_size > $user_limit) {
      $errors[] = t('The file is %filesize which would exceed your disk quota of %quota.', array('%filesize' => format_size($file->filesize), '%quota' => format_size($user_limit)));
    }
  }
  return $errors;
}
?>