function image_style_flush

Flushes cached media for a style.

Parameters

$style: An image style array.

File

modules/image/image.module, line 1058

Code

function image_style_flush($style) {
    // Delete the style directory in each registered wrapper.
    $wrappers = file_get_stream_wrappers(STREAM_WRAPPERS_WRITE_VISIBLE);
    foreach ($wrappers as $wrapper => $wrapper_data) {
        if (file_exists($directory = $wrapper . '://styles/' . $style['name'])) {
            file_unmanaged_delete_recursive($directory);
        }
    }
    // Let other modules update as necessary on flush.
    module_invoke_all('image_style_flush', $style);
    // Clear image style and effect caches.
    cache_clear_all('image_styles', 'cache');
    cache_clear_all('image_effects:', 'cache', TRUE);
    drupal_static_reset('image_styles');
    drupal_static_reset('image_effects');
    // Clear field caches so that formatters may be added for this style.
    field_info_cache_clear();
    drupal_theme_rebuild();
    // Clear page caches when flushing.
    if (module_exists('block')) {
        cache_clear_all('*', 'cache_block', TRUE);
    }
    cache_clear_all('*', 'cache_page', TRUE);
}