prepare('SELECT class_id, display_name FROM student_sessions WHERE id = ?'); $stmt->execute([$sessionId]); $sess = $stmt->fetch(PDO::FETCH_ASSOC); if ($sess && !empty($sess['class_id'])) { $classId = (int)$sess['class_id']; $cm = $db->prepare('SELECT mode, current_level FROM class_modules WHERE class_id = ? AND module_id = ?'); $cm->execute([$classId, 'vulkan']); $cmRow = $cm->fetch(PDO::FETCH_ASSOC); if ($cmRow) { $mode = $cmRow['mode']; if ($mode === 'teacher_started') $forcedLevel = (int)($cmRow['current_level'] ?? 1); } $eq = $db->prepare('SELECT easy_language FROM students WHERE class_id = ? AND display_name = ?'); $eq->execute([$classId, $sess['display_name']]); $eqRow = $eq->fetch(PDO::FETCH_ASSOC); if ($eqRow) $easy = !empty($eqRow['easy_language']); } } if ($mode === 'locked') { http_response_code(403); header('Content-Type: text/html; charset=utf-8'); echo 'Gesperrt · Vulkan

🔒 Vulkan ist gesperrt.

Deine Lehrkraft hat dieses Modul für eure Klasse noch nicht freigegeben.

Im Cockpit findest du die derzeit freigegebenen Module.

'; exit; } $gamePath = __DIR__ . '/../sims/vulkan/game.html'; if (!is_file($gamePath)) { http_response_code(503); echo 'Vulkan-Sim noch in Vorbereitung.'; exit; } $html = file_get_contents($gamePath); $modeJs = json_encode($mode); $forcedLevelJs = json_encode($forcedLevel); $easyJs = $easy ? 'true' : 'false'; $sessionIdJs = json_encode($sessionId); $baseSim = BASE_PATH . '/sims/vulkan/'; $injection = "window.VULKAN_BASE = '$baseSim';\n" . "window.VULKAN_SESSION_MODE = {$modeJs};\n" . "window.VULKAN_FORCED_LEVEL = {$forcedLevelJs};\n" . "window.VULKAN_SESSION_ID = {$sessionIdJs};\n" . "window.STUDENT_EASY = {$easyJs};\n" . "window.VULKAN_API_BASE = '" . BASE_PATH . "/php/api';"; if (strpos($html, '/*__VULKAN_INJECTION__*/') !== false) { $html = str_replace('/*__VULKAN_INJECTION__*/', $injection, $html); } else { $html = str_replace('', "\n", $html); } // Asset-Pfade + Sim-eigene Scripts umbiegen (relative Pfade werden vom // Wrapper-URL aus aufgeloest, was 404 ergibt — daher auf absolute Pfade rewriten) $html = preg_replace("/(['\"])assets\//", "$1{$baseSim}assets/", $html); $html = str_replace('src="task-overlay.js"', 'src="' . $baseSim . 'task-overlay.js"', $html); if (function_exists('ggs_inject_live')) $html = ggs_inject_live($html, 'vulkan'); echo $html;