silverstripe-framework/tasks/RegenerateCachedImagesTask.php
2014-08-19 09:17:15 +12:00

45 lines
1.1 KiB
PHP

<?php
/**
* Regenerate all cached images that have been created as the result of a manipulation method being called on a
* {@link Image} object
*
* @package framework
* @subpackage filesystem
*/
class RegenerateCachedImagesTask extends BuildTask {
protected $title = 'Regenerate Cached Images Task';
protected $description = 'Regenerate all cached images created as the result of an image manipulation';
/**
* Check that the user has appropriate permissions to execute this task
*/
public function init() {
if(!Director::is_cli() && !Director::isDev() && !Permission::check('ADMIN')) {
return Security::permissionFailure();
}
parent::init();
}
/**
* Actually regenerate all the images
*/
public function run($request) {
$processedImages = 0;
$regeneratedImages = 0;
if($images = DataObject::get('Image')) foreach($images as $image) {
if($generated = $image->regenerateFormattedImages()) {
$regeneratedImages += $generated;
}
$processedImages++;
}
echo "Regenerated $regeneratedImages cached images from $processedImages Image objects stored in the Database.";
}
}