public function save($experiment, Request $request)
{
$experiment = Experiment::findOrFail($experiment);
$experiment->group = json_encode($request->recht);
$experiment->save();
return redirect("/freigabe/" . $experiment->id);
}
/**
* Make sure the user's trials are up to date with any newly
* created experiments
*
* @param $user
*/
public static function refreshTrials($user)
{
// add in new experiments
$trial_ids = array_keys($user->trials->keyBy('experiment_id')->toArray());
$now = Carbon::now();
$yesterday = $now->copy();
$yesterday->subHour(24);
$newExperiments = Experiment::where('start_date', '<=', $now)->where('start_date', '>', $yesterday)->whereNotIn('id', $trial_ids)->get();
foreach ($newExperiments as $experiment) {
$t = new Trial();
$t->experiment()->associate($experiment);
$user->trials()->save($t);
}
// make sure one trial is unlocked and not complete
$active = $user->trials()->whereLocked(false)->whereComplete(false)->get();
if ($active->count() > 1) {
throw new \Exception('More than 1 active trial');
}
if ($active->count() == 0 && $user->trials()->whereLocked(true)->whereComplete(false)->count() > 0) {
// user has trials available, but all are locked, so unlock the first
$active = $user->trials()->whereLocked(true)->whereComplete(false)->first();
$active->locked = false;
$active->save();
}
}
public static function fromTargetAndDecoys($target, $decoys)
{
$experiment = Experiment::create();
$targets = array_merge($decoys, []);
$targets[] = $target;
shuffle($targets);
$experiment->targets()->saveMany($targets);
// $experiment->target()->save($target);
// $experiment->decoys()->saveMany($decoys);
$experiment->save();
return $experiment;
}
public function order(Request $request)
{
if (!Auth::check()) {
return redirect('/auth/login');
}
$order = explode(",", $_POST['order']);
$experiment = Experiment::find($_POST['experiment']);
$experiment->element_id = $order[0];
$experiment->save();
for ($i = 0; $i < count($order) - 1; $i++) {
$element = Element::find($order[$i]);
$element->element_id = $order[$i + 1];
$element->save();
}
return "ok";
}
public function show($id)
{
$experiment = Experiment::findOrFail($id);
$elements = array();
$element = Element::find($experiment->element_id);
$xor2 = array();
$xorElement = null;
$antworten = array();
while ($element != null) {
if ($element->type == 5) {
$xorElement = $element;
$xor = json_decode($element->ref, true);
$xor2 = array();
if (is_array($xor)) {
foreach ($xor as $pkey => $pfad) {
foreach ($pfad as $ekey => $el) {
$ele = Element::find($el);
if ($ele->type == 2 or $ele->type == 3 or $ele->type == 4) {
$xor2[$pkey][$ekey] = $ele;
$antwortenObjects = Answer::where("element", $ele->id)->where("experiment", $id)->get();
foreach ($antwortenObjects as $antwortObject) {
$antworten[$antwortObject->student][$ele->id] = $antwortObject;
}
}
}
}
}
} elseif ($element->type == 2 or $element->type == 4 or $element->type == 3) {
$elements[] = Element::findOrFail($element->id);
$antwortenObjects = Answer::where("element", $element->id)->where("experiment", $id)->get();
foreach ($antwortenObjects as $antwortObject) {
$antworten[$antwortObject->student][$element->id] = $antwortObject;
}
}
$element = $element->next();
}
$elements = array_merge($elements, [$xor2]);
$fields = array();
$fields2 = Field::all();
foreach ($fields2 as $field) {
$fields[$field->id] = $field;
}
return view('auswertung.show', compact('experiment', 'elements', 'antworten', 'xorElement', 'fields'));
}
public function saveSvg($e_id, $f_id)
{
$experiment = Experiment::where("key", $e_id)->first();
if (!file_exists("svg/" . $experiment->id . "/")) {
mkdir("svg/" . $experiment->id . "/", 0777);
}
$f = fopen("svg/" . $experiment->id . "/" . $f_id . "_" . session("user") . ".svg", "w");
fwrite($f, $_POST['draw']);
//file_put_contents("svg/".$experiment->id."/".$f_id."_".session("user").".svg", $_POST['draw']);
fclose($f);
exec("/opt/local/bin/convert -background none svg/" . $experiment->id . "/" . $f_id . "_" . session("user") . ".svg svg/" . $experiment->id . "/" . $f_id . "_" . session("user") . ".png");
return "ok";
}
/**
* Remove the specified resource from storage.
*
* @param int $id
* @return \Illuminate\Http\Response
*/
public function destroy($id)
{
if (!Auth::check()) {
return redirect('/auth/login');
}
$experiment = Experiment::findOrFail($id);
$experiment->delete();
return redirect('experiment');
}
/**
* Bootstrap the application services.
*
* @return void
*/
public function boot()
{
// compose the home page view showing user's trials
view()->composer('pages.home', function ($view) {
$user = Auth::user();
\App\Trial::refreshTrials($user);
// get the active trial
$active = $user->trials()->whereLocked(false)->whereComplete(false)->first();
// get the target and expiration for the active trial
$target = null;
$expiration = null;
if ($active) {
$target = $active->experiment->target->first();
$expiration = $active->experiment->start_date->copy();
$expiration->addDays(1);
}
// get the next available experiment
$next = Experiment::where('start_date', '>', Carbon::now())->orderBy('start_date', 'asc')->first();
// attach the data to the view
$view->with(compact('active', 'next', 'target', 'expiration'));
});
// compose the history page view
view()->composer('trials.history', function ($view) {
$user = Auth::user();
$history = $user->trials()->whereComplete(true)->get();
$chance = 0;
$actual = 0;
if ($history->count() > 0) {
// stats
$totalTrials = 0;
$totalSelections = 0;
$totalTargets = 0;
$totalHits = 0;
foreach ($history as $trial) {
if ($trial->expired()) {
// only do stats on trials that have expired and
// thus have had the target and correct answers revealed
$totalTrials++;
$totalTargets += $trial->experiment->targets()->count();
$totalSelections += $trial->selections()->count();
if ($trial->success()) {
$totalHits++;
}
}
}
//
// $totalTrials = $user->trials()
// ->whereComplete(true)
// ->count();
// $totalSelections = $user->selections()->count();
// $totalTargets = $totalTrials * 5;
// $totalHits = $user->trials()->has('hits', 1)->count();
if ($totalTrials && $totalTargets) {
$chance = $totalSelections / $totalTargets * 100;
// as a percentage
$actual = $totalHits / $totalTrials * 100;
// as a percentage
}
}
$view->with(compact('history', 'chance', 'actual'));
});
}
/**
* Remove the specified resource from storage.
*
* @param int $id
* @return \Illuminate\Http\Response
*/
public function destroy($id)
{
$experiment = Experiment::findOrFail($id);
if ($experiment->trials()->count() > 0) {
Session::flash('message', "Experiment {$id} Could Not Be Deleted. It is part of a Trial");
} else {
$experiment->delete();
Session::flash('message', "Experiment {$id} Deleted");
}
return redirect('experiments');
}
