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<?php
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namespace SilverStripe\VersionedAdmin\Extensions;
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use SilverStripe\Assets\File;
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use SilverStripe\Forms\FieldList;
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use SilverStripe\Forms\Form;
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use SilverStripe\Forms\FormAction;
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use SilverStripe\ORM\DataExtension;
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use SilverStripe\ORM\DataObject;
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use SilverStripe\ORM\ValidationResult;
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use SilverStripe\Versioned\RestoreAction;
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use SilverStripe\Versioned\Versioned;
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use SilverStripe\VersionedAdmin\ArchiveAdmin;
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/**
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* Adds a restore action to the item edit form of ArchiveAdmin
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*/
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class ArchiveRestoreAction extends DataExtension
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{
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/**
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* Updates the edit form with a restore button if it is being viewed
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*
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* @param Form $form
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* @return mixed
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*/
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public function updateItemEditForm(Form $form)
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{
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$record = $this->owner->getRecord();
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if ($this->shouldDisplayAction($record)) {
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$restoreToRoot = RestoreAction::shouldRestoreToRoot($record);
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$title = $restoreToRoot
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? _t('SilverStripe\\Versioned\\RestoreAction.RESTORE_TO_ROOT', 'Restore to draft at top level')
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: _t('SilverStripe\\Versioned\\RestoreAction.RESTORE', 'Restore to draft');
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$description = $restoreToRoot
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? _t(
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'SilverStripe\\Versioned\\RestoreAction.RESTORE_TO_ROOT_DESC',
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'Restore the archived version to draft as a top level item'
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)
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: _t(
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'SilverStripe\\Versioned\\RestoreAction.RESTORE_DESC',
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'Restore the archived version to draft'
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);
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$form->actions = FieldList::create(
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FormAction::create('doRestore', $title)
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->setDescription($description)
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->setAttribute('data-to-root', $restoreToRoot)
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->addExtraClass('btn-warning font-icon-back-in-time ArchiveAdmin__action--restore')
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->setUseButtonTag(true)
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);
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$form->unsetValidator();
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}
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}
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/**
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* Returns whether the restore action should be displayed
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*
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* @param $record
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* @return bool
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*/
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protected function shouldDisplayAction($record)
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{
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$admin = $this->owner->popupController;
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// If the record is a File, check if the file binary was archived
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$hasFileSaved = $record instanceof File ? $record->exists() : true;
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return (
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$hasFileSaved &&
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$admin instanceof ArchiveAdmin &&
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DataObject::has_extension($record, Versioned::class) &&
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$record->canRestoreToDraft()
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);
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}
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/**
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* Restore the record to its original place or top level if that's not possible
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*
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* @param array $data
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* @param Form $form
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* @return HTTPResponse
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*/
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public function doRestore($data, $form)
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{
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$record = $this->owner->getRecord();
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$message = RestoreAction::restore($record);
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$controller = $this->owner->popupController;
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$controller->getRequest()->addHeader('X-Pjax', 'Content');
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$controller->getEditForm()->sessionMessage($message['text'], $message['type'], ValidationResult::CAST_HTML);
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return $controller->redirect($controller->Link(), 'index');
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}
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}
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emteknetnz