function user_validate_picture

Validates an image uploaded by a user.

See also

user_account_form()

1 string reference to 'user_validate_picture'
user_account_form in modules/user/user.module
Helper function to add default user account fields to user registration and edit form.

File

modules/user/user.module, line 691

Code

function user_validate_picture(&$form, &$form_state) {
  // If required, validate the uploaded picture.
  $validators = array(
    'file_validate_is_image' => array(),
    'file_validate_image_resolution' => array(
      variable_get('user_picture_dimensions', '85x85'),
    ),
    'file_validate_size' => array(
      (int) variable_get('user_picture_file_size', '30') * 1024,
    ),
    // file_validate_is_image() uses the image toolkit to validate whether the
    // file is a valid image type, so set file_validate_extensions to an empty
    // array in order to signal to file_save_upload() that there is no need to
    // validate the upload against a default list of file extensions.
'file_validate_extensions' => array(),
  );
  // Save the file as a temporary file.
  $file = file_save_upload('picture_upload', $validators);
  if ($file === FALSE) {
    form_set_error('picture_upload', t("Failed to upload the picture image; the %directory directory doesn't exist or is not writable.", array(
      '%directory' => variable_get('user_picture_path', 'pictures'),
    )));
  }
  elseif ($file !== NULL) {
    $form_state['values']['picture_upload'] = $file;
  }
}

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