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function image_get_toolkit in Drupal 6

Same name and namespace in other branches
  1. 4 includes/image.inc \image_get_toolkit()
  2. 5 includes/image.inc \image_get_toolkit()
  3. 7 includes/image.inc \image_get_toolkit()

Retrieve the name of the currently used toolkit.

Return value

String containing the name of the selected toolkit, or FALSE on error.

Related topics

Image toolkits
Drupal's image toolkits provide an abstraction layer for common image file manipulations like scaling, cropping, and rotating. The abstraction frees module authors from the need to support multiple image libraries, and it allows site…
3 calls to image_get_toolkit()
file_validate_image_resolution in includes/file.inc
If the file is an image verify that its dimensions are within the specified maximum and minimum dimensions. Non-image files will be ignored.
image_toolkit_invoke in includes/image.inc
Invokes the given method using the currently selected toolkit.
system_image_toolkit_settings in modules/system/system.admin.inc
Form builder; Configure site image toolkit usage.

File

includes/image.inc, line 60
API for manipulating images.

Code

function image_get_toolkit() {
  static $toolkit;
  if (!$toolkit) {
    $toolkit = variable_get('image_toolkit', 'gd');
    $toolkit_file = './includes/image.' . $toolkit . '.inc';
    if (isset($toolkit) && file_exists($toolkit_file)) {
      include_once $toolkit_file;
    }
    elseif (!image_gd_check_settings()) {
      $toolkit = FALSE;
    }
  }
  return $toolkit;
}