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<?php
namespace JsonApi\Routes\Courseware;
use Courseware\Template;
use JsonApi\Errors\AuthorizationFailedException;
use JsonApi\Errors\UnprocessableEntityException;
use JsonApi\JsonApiController;
use JsonApi\Routes\ValidationTrait;
use JsonApi\Schemas\Courseware\Task as TaskSchema;
use JsonApi\Schemas\Courseware\StructuralElement as StructuralElementSchema;
use Psr\Http\Message\ResponseInterface as Response;
use Psr\Http\Message\ServerRequestInterface as Request;
/**
* Create a Template.
*/
class TemplatesCreate extends JsonApiController
{
use ValidationTrait;
/**
* @SuppressWarnings(PHPMD.UnusedFormalParameter)
*/
public function __invoke(Request $request, Response $response, $args)
{
$json = $this->validate($request);
if (!Authority::canCreateTemplate($this->getUser($request))) {
throw new AuthorizationFailedException();
}
$template = $this->createTemplate($json);
return $this->getCreatedResponse($template);
}
/**
* @SuppressWarnings(PHPMD.UnusedFormalParameters)
*/
protected function validateResourceDocument($json, $data)
{
if (!self::arrayHas($json, 'data')) {
return 'Missing `data` member at document´s top level.';
}
if (self::arrayHas($json, 'data.id')) {
return 'New document must not have an `id`.';
}
if (!self::arrayHas($json, 'data.name')) {
return 'Missing `name` value.';
}
if (!self::arrayHas($json, 'data.purpose')) {
return 'Missing `purpose` attribute.';
}
if (!self::arrayHas($json, 'data.structure')) {
return 'Missing `structure` attribute.';
}
}
private function createTemplate(array $json): Template
{
$get = function ($key, $default = '') use ($json) {
return self::arrayGet($json, $key, $default);
};
$template = Template::build([
'name' => $get('data.name'),
'purpose' => $get('data.purpose'),
'structure' => $this->cleanStructure($get('data.structure'), $get('data.name')),
]);
$template->store();
return $template;
}
private function cleanStructure($json, $name): string
{
$structural_element_uploaded = json_decode($json, true);
$structural_element = [
'type' => $structural_element_uploaded['type'],
'attributes' => ['title' => $name],
'containers' => $structural_element_uploaded['containers'],
];
return json_encode($structural_element);
}
}
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