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<?php
namespace App\Http\Controllers\Instructor;
use App\Http\Controllers\Controller;
use App\Models\Course;
use Illuminate\Http\Request;
use Peopleaps\Scorm\Manager\ScormManager;
use Peopleaps\Scorm\Model\ScormModel;
use App\Tools\Repositories\Crud;
use App\Traits\AicciManager;
use App\Traits\General;
use Exception;
use Illuminate\Support\Facades\Log;
use Peopleaps\Scorm\Exception\InvalidScormArchiveException;
use Peopleaps\Scorm\Exception\StorageNotFoundException;
class ScormController extends Controller
{
use General, AicciManager;
/** @var ScormManager $scormManager */
private $scormManager;
protected $courseModel;
/**
* ScormController constructor.
* @param ScormManager $scormManager
*/
public function __construct(ScormManager $scormManager, Course $course)
{
$this->scormManager = $scormManager;
$this->courseModel = new Crud($course);
}
public function show($id)
{
$item = ScormModel::with('scos')->findOrFail($id);
// response helper function from base controller reponse json.
return $this->respond($item);
}
public function store(Request $request, $course_uuid)
{
if ($request->duration){
if(preg_match('/^([0-9][0-9]):[0-5][0-9]$/',$request->duration)) {
} else {
$request->validate([
'duration' => 'date_format:H:i:s'
]);
}
}
$course = $this->courseModel->getRecordByUuid($course_uuid);
if ($request->scorm_upload) {
try {
$oldScorm = ScormModel::where('course_id', $course->id)->first();
if ($oldScorm) {
$oldScorm->course_id = NULL;
$oldScorm->save();
}
$zip = new \ZipArchive();
$openValue = $zip->open($request->file('scorm_file'));
$isScormArchive = (true === $openValue) && $zip->getStream('imsmanifest.xml');
$zip->close();
if (!file_exists(public_path('scorm'))) {
mkdir(public_path('scorm'), 0755, true);
}
if ($isScormArchive) {
$oldScormUuid = ($oldScorm) ? $oldScorm->uuid : NULL;
if($oldScormUuid){
$scormOld = ScormModel::where('uuid', $oldScormUuid)->first();
$this->deleteScormData($scormOld);
}
$scorm = $this->scormManager->uploadScormArchive($request->file('scorm_file'), NULL);
}
else{
$oldScormUuid = ($oldScorm) ? $oldScorm->uuid : NULL;
$oldScormUuid = ($oldScorm) ? $oldScorm->uuid : NULL;
if($oldScormUuid){
$scormOld = ScormModel::where('uuid', $oldScormUuid)->first();
$this->deleteScormData($scormOld);
}
$scorm = $this->uploadScormArchive($request->file('scorm_file'), NULL);
$scorm->title = $course->title;
}
if ($scorm) {
$scorm->course_id = $course->id;
$scorm->duration = $request->duration;
$scorm->duration_in_second = $this->timeToSeconds($request->duration);
$scorm->save();
}
// handle scorm runtime error msg
} catch (InvalidScormArchiveException | StorageNotFoundException $ex) {
$this->showToastrMessage('error', $ex->getMessage());
return redirect()->back();
}
}
else{
if ($course->scorm_course) {
$course->scorm_course->course_id = $course->id;
$course->scorm_course->duration = $request->duration;
$course->scorm_course->duration_in_second = $this->timeToSeconds($request->duration);
$course->scorm_course->save();
}
}
return redirect(route('instructor.course.edit', [$course->uuid, 'step=instructors']));
}
function timeToSeconds(string $time): int
{
$arr = explode(':', $time);
if (count($arr) === 3) {
return $arr[0] * 3600 + $arr[1] * 60 + $arr[2];
}
return $arr[0] * 60 + $arr[1];
}
private function deleteScormData($model)
{
// Delete after the previous item is stored
$oldScos = $model->scos()->get();
// Delete all tracking associate with sco
foreach ($oldScos as $oldSco) {
$oldSco->scoTrackings()->delete();
}
$model->scos()->delete(); // delete scos
// Delete folder from server
$this->deleteScormFolder($model->uuid);
}
/**
* @param $folderHashedName
* @return bool
*/
protected function deleteScormFolder($folderHashedName)
{
return $this->deleteScorm($folderHashedName);
}
/**
* @param string $directory
* @return bool
*/
public function deleteScorm($uuid)
{
$this->deleteScormArchive($uuid); // try to delete archive if exists.
return $this->deleteScormContent($uuid);
}
/**
* @param string $directory
* @return bool
*/
private function deleteScormContent($folderHashedName)
{
try {
return $this->getDisk()->deleteDirectory($folderHashedName);
} catch (Exception $ex) {
Log::error($ex->getMessage());
}
}
/**
* @param string $directory
* @return bool
*/
private function deleteScormArchive($uuid)
{
try {
return $this->getArchiveDisk()->deleteDirectory($uuid);
} catch (Exception $ex) {
Log::error($ex->getMessage());
}
}
public function saveProgress(Request $request)
{
// TODO save user progress...
}
}