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<?php
namespace Courseware\BlockTypes;
use BlubberThread;
use Course;
/**
* This class represents the content of a Courseware blubber block.
*
* @author Ron Lucke <lucke@elan-ev.de>
* @license GPL2 or any later version
*
* @since Stud.IP 5.0
*/
class Blubber extends BlockType
{
public static function getType(): string
{
return 'blubber';
}
public static function getTitle(): string
{
return _('Blubber');
}
public static function getDescription(): string
{
return _('Lehrende können eine Konversation starten oder eine bestehende Konversation einbinden.');
}
public function initialPayload(): array
{
return [
'thread_id' => '',
];
}
public static function getJsonSchema(): string
{
$schemaFile = __DIR__.'/Blubber.json';
return file_get_contents($schemaFile);
}
public static function getCategories(): array
{
return ['interaction'];
}
public static function getContentTypes(): array
{
return ['text'];
}
public static function getFileTypes(): array
{
return [];
}
public function copyPayload(string $rangeId = ''): array
{
$payload = $this->getPayload();
$threadId = $payload['thread_id'];
$course = Course::find($rangeId);
if ( $threadId === '' || $rangeId === '' || !$course) {
return $this->initialPayload();
}
$remoteBlubberThread = \BlubberThread::find($threadId);
$threadTitle = $remoteBlubberThread['content'];
$presentBlubberThread = \BlubberThread::findOneBySQL('content = ? AND context_id = ?', array($threadTitle, $rangeId));
if ($presentBlubberThread !== null) {
$payload['thread_id'] = $presentBlubberThread['thread_id'];
} else {
$user = \User::findCurrent();
$newBlubberThread = \BlubberThread::create(
[
'context_type' => 'course',
'context_id' => $rangeId,
'user_id' => $user->id,
'external_contact' => 0,
'display_class' => null,
'visible_in_stream' => 1,
'commentable' => 1,
'content' => $threadTitle,
]
);
$payload['thread_id'] = $newBlubberThread['thread_id'];
}
return $payload;
}
}
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