$dataHa['exercise'] = $message->getHtml();
// ottiene il prossimo esercizio da svolgere, se previsto.
$next_exercise_id = ExerciseDAO::getNextExerciseId($exercise, $sess_id_user);
if (AMA_DataHandler::isError($next_exercise_id)) {
$errObj = new ADA_Error($next_exercise_id, translateFN('Errore nel caricamento del prossimo esercizio'));
} else {
if ($next_exercise_id) {
$dataHa['exercise'] .= "<a href=\"{$http_root_dir}/browsing/exercise.php?id_node={$next_exercise_id}\">";
$dataHa['exercise'] .= translateFN('Prossimo esercizio') . '</a>';
}
}
}
break;
case 'view':
default:
$exercise = ExerciseDAO::getExercise($id_node);
if ($user_level < $exercise->getExerciseLevel()) {
$form = translateFN("Esercizio di livello superiore al tuo");
} else {
$viewer = ExerciseViewerFactory::create($exercise->getExerciseFamily());
$action = 'exercise.php';
$form = $viewer->getViewingForm($userObj, $exercise, $sess_id_course_instance, $action);
// vito 26 gennaio 2009
if (($id = ExerciseDAO::getNextExerciseId($exercise, $sess_id_user)) != NULL) {
$next_exercise_menu_link = CDOMElement::create('a');
$next_exercise_menu_link->setAttribute('href', "{$http_root_dir}/browsing/exercise.php?id_node={$id}");
$next_exercise_menu_link->addCHild(new CText(translateFN('Prossimo esercizio')));
$dataHa['go_back'] .= $next_exercise_menu_link->getHtml();
}
}
$dataHa['exercise'] = $form;
function get_exercisesFN($user_level)
{
//global $dh,$error;
//global $sess_id_user, $sess_id_course_instance;
$dh = isset($GLOBALS['dh']) ? $GLOBALS['dh'] : null;
$error = isset($GLOBALS['error']) ? $GLOBALS['error'] : null;
$debug = isset($GLOBALS['debug']) ? $GLOBALS['debug'] : null;
$sess_id_course_instance = isset($_SESSION['sess_id_course_instance']) ? $_SESSION['sess_id_course_instance'] : null;
$sess_id_user = isset($_SESSION['sess_id_user']) ? $_SESSION['sess_id_user'] : null;
// filtering exercises:
// have the exercises been already executed?
// HTML EMBEDDED VERSION
if (!empty($this->children)) {
$exerc_Ar = $this->children;
// mydebug(__LINE__,__FILE__,$exerc_Ar);
$dataAr = array();
foreach ($exerc_Ar as $id_exerc) {
$temp = $dh->get_node_info($id_exerc);
$type = $temp['type'];
$exercise_type_family = $type[0];
// first char = family (3 multiple, 4 open manual 5 open automatic 6 cloze etc)
/*
switch (strlen($exercise_type)){
case 1:
default:
$exercise_type_mode = 0;// single
$exercise_type_interaction = 0; // r+feedback
break;
case 2:
$exercise_type_mode = $exercise_type[1];// second char = mode (0 single, 1 sequence, 2 random)
$exercise_type_interaction = 0; // r+feedback
break;
case 3:
$exercise_type_mode = $exercise_type[1];// second char = mode (0 single, 1 sequence, 2 random)
$exercise_type_interaction = $exercise_type[2]; // third char = interaction (0 r+feedback 1 feedback 2 blind)
break;
}
*/
if ($this->isNodeExercise($exercise_type_family)) {
// if ($exercise_type_family >= ADA_STANDARD_EXERCISE_TYPE) {
// versione che legge nel DB la storia dell'esercizio
/*
$exercise = $dh->get_node_info($id_exerc);
// mydebug(__LINE__,__FILE__,$exercObj);
$exerc_title = $exercise['name'];
$out_fields_ar = array('data_visita','ripetibile');
$history_exerc = $dh->find_ex_history_list($out_fields_ar,$sess_id_user, $sess_id_course_instance, $id_exerc);
if (is_array($history_exerc)){
$h_exerc = array_shift($history_exerc);
// global $debug; $debug = 1; mydebug(__LINE__,__FILE__,$h_exerc); $debug=0;
if (is_array($h_exerc))
$already_executed = !$h_exerc[2];
else
$already_executed = "";
} else {
$already_executed = "";
}
*/
// versione che utilizza la classe apposita
$exercise = ExerciseDAO::getExercise($id_exerc);
$exerc_title = $exercise->getTitle();
$already_executed = !$exercise->getRepeatable();
if (!$already_executed) {
// not yet viewed or repeatable
$alt = translateFN("Esercizio");
$icon = "_exer.png";
$ok = true;
} else {
$alt = translateFN("Esercizio già eseguito");
$icon = "_exerdis.png";
// _gruppodis.png
$ok = false;
}
if ($ok) {
$exerc_ok = array("<img name=gruppo alt=\"{$alt}\" src=\"img/{$icon}\"> <a href=exercise.php?id_node={$id_exerc}>{$exerc_title}</a>");
} else {
$exerc_ok = array("<img name=gruppo alt=\"{$alt}\" src=\"img/{$icon}\">{$exerc_title}");
}
array_push($dataAr, $exerc_ok);
}
}
$dataAr = $this->_removeEmptyElements($dataAr);
$rules = '';
$style = 'table_link';
$t = new Table();
$t->initTable('0', 'center', '0', '0', '100%', '', '', '', '', '0', '0', $rules, $style);
$t->setTable($dataAr, $caption = "", $summary = translateFN("Indice degli esercizi collegati"));
return $t->getTable();
} else {
return $this->_wrapTextInSpan(translateFN('Nessuno'), 'noitem')->getHtml() . "<p>";
}
}
} else {
/*
* Update the session variable too.
*/
$_SESSION['sess_edit_exercise']['exercise'] = serialize($exercise);
header("Location: {$edit_form_base_action}");
exit;
}
} else {
if (isset($add_answer_to) && !empty($add_answer_to)) {
$position = $_POST['position'] - 1;
ExerciseDAO::addAnswer($exercise, $_POST);
$id = $exercise->getId();
unset($_SESSION['sess_edit_exercise']['exercise']);
$exercise = NULL;
$exercise = ExerciseDAO::getExercise($id);
$_SESSION['sess_edit_exercise']['exercise'] = serialize($exercise);
header("Location: {$edit_form_base_action}");
exit;
} else {
if (isset($delete) && !empty($delete)) {
$node_id = $delete;
$exercise->deleteDataItem($node_id);
if (!ExerciseDAO::save($exercise)) {
$errObj = new ADA_Error(NULL, translateFN("Errore nel salvataggio delle modifiche apportate all'esercizio"));
} else {
/*
* Update the session variable too.
*/
$_SESSION['sess_edit_exercise']['exercise'] = serialize($exercise);
header("Location: {$edit_form_base_action}");
if (!isset($op)) {
$op = 'default';
}
switch ($op) {
case 'exe':
$user_answer = $dh->get_ex_history_info($id_exe);
if (AMA_DataHandler::isError($user_answer)) {
//print("errore");
$errObj = new ADA_Error($user_answer, translateFN("Errore nell'ottenimento della risposta utente"));
}
$node = $user_answer['node_id'];
//$student_id = $user_answer['student_id'];
//$course_instance = $user_answer['course_id'];
$id_student = $user_answer['student_id'];
$id_course_instance = $user_answer['course_id'];
$exercise = ExerciseDAO::getExercise($node, $id_exe);
$_SESSION['exercise_object'] = serialize($exercise);
if (AMA_DataHandler::isError($exercise)) {
//print("errore");
$errObj = new ADA_Error($exercise, translateFN("Errore nella lettura dell'esercizio"));
}
$viewer = ExerciseViewerFactory::create($exercise->getExerciseFamily());
$history = $viewer->getExerciseHtml($exercise);
$status = translateFN('Esercizio dello studente');
break;
case 'list':
case 'default':
// lettura dei dati dal database
// Seleziona gli esercizi dello studente selezionato nel corso selezionato
$userObj->get_exercise_dataFN($id_course_instance, $userObj->getId());
// Esercizi svolti e relativi punteggi