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<?php
namespace JsonApi\Routes\Wiki;
use Psr\Http\Message\ServerRequestInterface as Request;
use Psr\Http\Message\ResponseInterface as Response;
use JsonApi\Errors\ConflictError;
use JsonApi\Errors\InternalServerError;
use JsonApi\JsonApiController;
use JsonApi\Routes\ValidationTrait;
use JsonApi\Schemas\WikiPage;
require_once 'lib/wiki.inc.php';
/**
* Create a news where the range is the user himself.
*/
class WikiCreate extends JsonApiController
{
use ValidationTrait;
/**
* @SuppressWarnings(PHPMD.UnusedFormalParameters)
*/
public function __invoke(Request $request, Response $response, $args)
{
$json = $this->validate($request);
// TODO: has to be Course or Institute
if (!$range = \Course::find($args['id'])) {
throw new RecordNotFoundException();
}
if (!Authority::canCreateWiki($user = $this->getUser($request), $range)) {
throw new AuthorizationFailedException();
}
$keyword = self::arrayGet($json, 'data.attributes.keyword');
if (\WikiPage::findLatestPage($range->id, $keyword)) {
throw new ConflictError('Wiki page already exists.');
}
if (!$wiki = $this->createWikiFromJSON($user, $range, $json)) {
throw new InternalServerError('Could not create the wiki page.');
}
return $this->getCreatedResponse($wiki);
}
protected function createWikiFromJSON(\User $user, $range, $json)
{
$keyword = self::arrayGet($json, 'data.attributes.keyword');
$content = self::arrayGet($json, 'data.attributes.content');
if (method_exists(\Studip\Markup::class, 'purifyHtml')) {
$content = transformBeforeSave(\Studip\Markup::purifyHtml($content));
}
$wiki = new \WikiPage();
$wiki->keyword = $keyword;
$wiki->body = $content;
$wiki->version = 1;
$wiki->chdate = time();
$wiki->user_id = $user->id;
$wiki->range_id = $range->id;
$wiki->store();
return $wiki;
}
protected function validateResourceDocument($json, $data)
{
$keyword = self::arrayGet($json, 'data.attributes.keyword', '');
if (empty($keyword)) {
return 'Wikis must have a title (keyword)';
}
if (!preg_match(WikiPage::REGEXP_KEYWORD, $keyword)) {
return 'Malformed wiki keyword.';
}
}
}
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