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function hook_image_style_flush in Drupal 9

Same name and namespace in other branches
  1. 8 core/modules/image/image.api.php \hook_image_style_flush()
  2. 7 modules/image/image.api.php \hook_image_style_flush()

Respond to image style flushing.

This hook enables modules to take effect when a style is being flushed (all images are being deleted from the server and regenerated). Any module-specific caches that contain information related to the style should be cleared using this hook. This hook is called whenever a style is updated, deleted, or any effect associated with the style is update or deleted.

Parameters

\Drupal\image\ImageStyleInterface $style: The image style object that is being flushed.

Related topics

Hooks
Define functions that alter the behavior of Drupal core.
1 invocation of hook_image_style_flush()
ImageStyle::flush in core/modules/image/src/Entity/ImageStyle.php
Flushes cached media for this style.

File

core/modules/image/image.api.php, line 36
Hooks related to image styles and effects.

Code

function hook_image_style_flush($style) {

  // Empty cached data that contains information about the style.
  \Drupal::cache('mymodule')
    ->deleteAll();
}