} // end of if //if function needs to be done is recommedation //update all the recommendation into database: tranverse through checkbox group if (isset($_GET['do']) && $_GET['do'] == "delete") { $array_delete = $_POST['checkbox_delete']; if (empty($array_delete)) { echo "You didn't select any quiz for deleting."; } else { $delNum = count($array_delete); echo "{$delNum} quizzes have been deleted from recommendation list."; for ($i = 0; $i < $delNum; $i++) { // update database: call the method from quiz.php $quiz_id = $array_delete[$i] . " "; $quiz = new Quiz($quiz_id); $quiz->quizRecommendation($quiz_id, 0); } } } // end of if // retrieve recommended quizzes $query_recommendations = sprintf("SELECT quiz_id, quiz_name, quiz_description, quiz_picture, fk_quiz_cat, member_name, fk_member_id, cat_name, likes, dislikes FROM q_quizzes, q_quiz_cat, s_members WHERE member_id = fk_member_id AND cat_id = fk_quiz_cat AND isRecommended = 1 LIMIT 0, %d", 15); $recommendations = mysql_query($query_recommendations, $quizroo) or die(mysql_error()); $row_recommendations = mysql_fetch_assoc($recommendations); $totalRows_recommendations = mysql_num_rows($recommendations); ?> </div> <!-- Display the current recommendations --> <div class="framePanel rounded"> <h2>Recommended quizzes</h2> <div class="content-container">