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<?php |
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/** |
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* Class ManageableDataObjectExtension |
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*/ |
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class ManageableDataObjectExtension extends Extension |
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{ |
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/** |
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* @var array |
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*/ |
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private static $allowed_actions = [ |
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'add', |
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'edit', |
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'delete', |
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'ManageableDataObjectForm', |
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]; |
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/** |
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* Add object |
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* |
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* @return SS_HTTPResponse|ViewableData_Customised |
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*/ |
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public function add() |
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{ |
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$model = $this->owner->config()->get('managed_object'); |
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$object = Injector::inst()->get($model); |
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if ($object->canCreate(Member::currentUser())) { |
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$form = $this->ManageableDataObjectForm(); |
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$form->Actions()->push(new CancelFormAction($this->owner->Link(), 'Cancel')); |
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return $this->owner->customise(array( |
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'Title' => 'Add new ' . $object->singular_name(), |
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'ManageableDataObjectForm' => $form |
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)); |
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} |
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return Security::permissionFailure($this->owner, "You don't have permission to add records."); |
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} |
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/** |
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* Edit object |
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* |
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* @return SS_HTTPResponse|ViewableData_Customised |
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*/ |
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public function edit() |
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{ |
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if ($item = $this->getCurrentItem()) { |
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if ($item->canEdit(Member::currentUser())) { |
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// get Form |
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$form = $this->ManageableDataObjectForm($item); |
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return $this->owner->customise(array( |
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'Title' => 'Edit ' . $item->singular_name(), |
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'ManageableDataObjectForm' => $form, |
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'Item' => $item |
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)); |
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} |
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return Security::permissionFailure($this->owner, "You don't have permission to edit this record."); |
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} |
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return $this->owner->httpError(404); |
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} |
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/** |
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* Delete Object |
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* |
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* @return SS_HTTPResponse |
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*/ |
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public function delete() |
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{ |
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if ($item = $this->getCurrentItem()) { |
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if ($item->canDelete(Member::currentUser())) { |
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$item->delete(); |
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return $this->owner->redirect($this->owner->Link()); |
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} |
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return Security::permissionFailure($this->owner, "You don't have permission to delete this record."); |
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} |
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return $this->owner->httpError(404); |
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} |
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/** |
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* Main GridObject Form. Fields loaded via getFrontEndFields method on each Object |
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* |
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* @param $object |
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* |
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* @return ManageableDataObjectForm |
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*/ |
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public function ManageableDataObjectForm($object = null) |
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{ |
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$model = $this->owner->config()->get('managed_object'); |
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$field = $this->owner->config()->get('query_field'); |
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$object = ($object !== null && $object instanceof $model && $object->exists()) |
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? $object |
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: Injector::inst()->create($model); |
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$form = ManageableDataObjectForm::create( |
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$this->owner, |
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'ManageableDataObjectForm', |
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$model |
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); |
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if ($object->exists()) { |
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$form->Fields()->push(HiddenField::create($field, $object->$field)); |
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$form->loadDataFrom($object); |
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} |
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return $form; |
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} |
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/** |
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* Save object |
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* |
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* @param $data |
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* @param Form $form |
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* |
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* @return SS_HTTPResponse |
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*/ |
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public function doSaveObject($data, Form $form) |
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{ |
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$model = $this->owner->config()->get('managed_object'); |
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if (isset($data['ID']) && $data['ID']) { |
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$field = $this->owner->config()->get('query_field'); |
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$object = $model::get()->filter($field, $data['ID'])->first(); |
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} else { |
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$object = $model::create(); |
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// write on create to relations are saved on final write (needs ID) |
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$object->write(); |
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} |
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$form->saveInto($object); |
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$this->owner->extend('updateObjectPreSave', $data, $object); |
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$object->write(); |
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$this->owner->extend('updateObjectPostSave', $data, $object); |
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return $this->owner->redirect($object->Link()); |
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} |
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/** |
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* @return bool|DataObject |
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*/ |
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protected function getCurrentItem() |
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{ |
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if (!$id = $this->owner->request->param('ID')) { |
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return false; |
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} |
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$class = $this->owner->config()->get('managed_object'); |
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$field = $this->owner->config()->get('query_field'); |
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if (!$record = $class::get()->filter($field, $id)->first()) { |
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return false; |
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} |
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return $record; |
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} |
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} |
dynamic /
silverstripe-manageable-dataobject
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This check looks at variables that are passed out again to other methods.
If the outgoing method call has stricter type requirements than the method itself, an issue is raised.
An additional type check may prevent trouble.