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<?php
namespace JsonApi\Routes\Courseware;
use Courseware\Unit;
use JsonApi\Errors\AuthorizationFailedException;
use JsonApi\Errors\RecordNotFoundException;
use JsonApi\JsonApiController;
use JsonApi\Routes\ValidationTrait;
use JsonApi\Schemas\Courseware\Unit as UnitSchema;
use Psr\Http\Message\ResponseInterface as Response;
use Psr\Http\Message\ServerRequestInterface as Request;
/**
* Create a block in a container.
*/
class UnitsCreate extends JsonApiController
{
use ValidationTrait;
/**
* @SuppressWarnings(PHPMD.UnusedFormalParameter)
*/
public function __invoke(Request $request, Response $response, $args)
{
$json = $this->validate($request);
$user = $this->getUser($request);
$range = $this->getRange($json);
if (!$range) {
throw new RecordNotFoundException();
}
if (!Authority::canCreateUnit($user, $range)) {
throw new AuthorizationFailedException();
}
$struct = $this->createUnit($user, $range, $json);
return $this->getCreatedResponse($struct);
}
/**
* @SuppressWarnings(PHPMD.UnusedFormalParameters)
*/
protected function validateResourceDocument($json, $data)
{
if (!self::arrayHas($json, 'data')) {
return 'Missing `data` member at document´s top level.';
}
if (UnitSchema::TYPE !== self::arrayGet($json, 'data.type')) {
return 'Wrong `type` member of document´s `data`.';
}
if (!self::arrayHas($json, 'data.attributes.title')) {
return 'Missing `title` value.';
}
if (!self::arrayHas($json, 'data.attributes.payload.description')) {
return 'Missing `description` value.';
}
if (!self::arrayHas($json, 'data.relationships.range')) {
return 'Missing `range` relationship.';
}
if (!$this->validateRange($json)) {
return 'Invalid `range` relationship.';
}
}
private function getRange($json): ?\Range
{
$rangeData = self::arrayGet($json, 'data.relationships.range.data');
try {
return \RangeFactory::createRange(
$this->getRangeType($rangeData['type']),
$rangeData['id']
);
} catch (\Exception $e) {
return null;
}
}
private function validateRange($json): bool
{
$range = $this->getRange($json);
return isset($range);
}
private function createUnit(\User $user, \Range $range, array $json)
{
$struct = \Courseware\StructuralElement::create([
'parent_id' => null,
'range_id' => $range->getRangeId(),
'range_type' => $range->getRangeType(),
'owner_id' => $user->id,
'editor_id' => $user->id,
'edit_blocker_id' => '',
'title' => self::arrayGet($json, 'data.attributes.title', ''),
'purpose' => self::arrayGet($json, 'data.attributes.purpose', ''),
'payload' => self::arrayGet($json, 'data.attributes.payload', ''),
'position' => 0,
'commentable' => 0
]);
$unit = \Courseware\Unit::create([
'range_id' => $range->getRangeId(),
'range_type' => $range->getRangeType(),
'structural_element_id' => $struct->id,
'content_type' => 'courseware',
'position' => Unit::getNewPosition($range->getRangeId()),
'creator_id' => $user->id,
'public' => self::arrayGet($json, 'data.attributes.public', '0'),
'release_date' => self::arrayGet($json, 'data.attributes.release-date'),
'withdraw_date' => self::arrayGet($json, 'data.attributes.withdraw-date'),
]);
$instance = new \Courseware\Instance($struct);
$instance->setRootLayout(self::arrayGet($json, 'data.attributes.settings.root-layout') ?? 'default');
$instance->getUnit()->store();
if (self::arrayGet($json, 'data.template.type') === 'topics') {
$struct->createChildrenFromCourseTopics();
}
return $unit;
}
private function getRangeType($type): ?string
{
$type_map = [
'courses' => 'course',
'users' => 'user',
];
return $type_map[$type] ?? null;
}
}
|
