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<?php |
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/** |
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* @author Russell Michell 2018 <[email protected]> |
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* @package silverstripe-verifiable |
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*/ |
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namespace PhpTek\Verifiable\Controller; |
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use SilverStripe\Control\Controller; |
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use SilverStripe\Control\HTTPRequest; |
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use SilverStripe\Versioned\Versioned; |
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use SilverStripe\ORM\DataObject; |
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/** |
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* Accepts incoming requests for data verification e.g. from within the CMS |
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* or framework's admin area, and sends them on their way. |
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* |
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* Will proxy validation requests to the currently configured backend for both |
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* {@link SiteTree} and {@link DataObject} subclasses. |
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*/ |
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class VerificationController extends Controller |
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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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'verify', |
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]; |
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/** |
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* Responds to URIs of the following prototype: /verifiable/verify/<model>/<ID> |
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* by echoing a JSON response for consumption by client-side logic. |
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* |
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* Also provides x2 extension points, both of which are passed a copy of |
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* the contents of the managed record's "Proof" {@link ChainpointProof} "Proof" |
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* field, an indirect {@link DBField} subclass. |
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* |
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* - onBeforeVerify() |
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* - onAfterVerify() |
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* |
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* @param HTTPRequest $request |
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* @return void |
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* @todo Update "Status" to be one of: "Pending" | "Verified" | "Failed" |
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*/ |
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public function verify(HTTPRequest $request) |
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{ |
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$class = $request->param('ClassName'); |
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$id = $request->param('ModelID'); |
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if (empty($id) || !is_numeric($id) || empty($class)) { |
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return $this->httpError(400, 'Bad request'); |
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} |
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if (!$record = $this->getVersionedRecord($class, $id)) { |
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return $this->httpError(400, 'Bad request'); |
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} |
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echo json_encode([ |
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'ID' => "$record->ID", |
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'Class' => get_class($record), |
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'Status' => $this->verifiableService->getVerificationStatus($record), |
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], JSON_UNESCAPED_UNICODE); |
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} |
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/** |
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* Fetch a record directly from the relevant table, for the given class |
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* and ID. |
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* |
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* @param string $class A fully-qualified PHP class name. |
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* @param int $id The RecordID of the desired Versioned record. |
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* @return DataObject |
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* @todo Add an instanceof DataObject check to prevent "SiteTree" being passed for example |
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*/ |
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private function getVersionedRecord(string $class, int $id) : DataObject |
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{ |
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return Versioned::get_latest_version($class, $id); |
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} |
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} |
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phptek /
silverstripe-verifiable
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