$all_languages = getData::getLanguages(); $all_languages_Json = json_encode($all_languages); echo $all_languages_Json; break; case 'exams': if (isset($_POST["inst_id"]) && isset($_POST["acyear_id"]) && isset($_POST["dep_id"]) && isset($_POST["dep_year_id"]) && isset($_POST["group_id"]) && isset($_POST["term"]) && isset($_POST["language_id"])) { $instID = $_POST["inst_id"]; $acyearID = $_POST["acyear_id"]; $depID = $_POST["dep_id"]; $depYearID = $_POST["dep_year_id"]; $groupID = $_POST["group_id"]; $term = $_POST["term"]; $languageID = $_POST["language_id"]; $returnExams = getData::getExams($instID, $acyearID, $depID, $depYearID, $groupID, $term, $languageID); $exams_Json = json_encode($returnExams); echo $exams_Json; } break; case 'teachers': if (isset($_POST["inst_id"])) { $instID = $_POST["inst_id"]; $teachers = getData::getTeachers($instID); $teachers_Json = json_encode($teachers); echo $teachers_Json; } break; default: echo 'No case selected'; break; } }