$user_course) { $user_course['line'] = $index + 1; // 1. Check whether mandatory fields are set. $mandatory_fields = array('UserName', 'CourseCode', 'Status'); foreach ($mandatory_fields as $key => $field) { if (!isset($user_course[$field]) || strlen($user_course[$field]) == 0) { $user_course['error'] = get_lang($field.'Mandatory'); $errors[] = $user_course; } } // 2. Check whether coursecode exists. if (isset ($user_course['CourseCode']) && strlen($user_course['CourseCode']) != 0) { // 2.1 Check whethher code has been allready used by this CVS-file. if (!isset($coursecodes[$user_course['CourseCode']])) { // 2.1.1 Check whether course with this code exists in the system. $course_table = Database :: get_main_table(TABLE_MAIN_COURSE); $sql = "SELECT * FROM $course_table WHERE code = '".Database::escape_string($user_course['CourseCode'])."'"; $res = Database::query($sql); if (Database::num_rows($res) == 0) { $user_course['error'] = get_lang('CodeDoesNotExists'); $errors[] = $user_course; } else { $coursecodes[$user_course['CourseCode']] = 1; } } } // 3. Check whether username exists. if (isset ($user_course['UserName']) && strlen($user_course['UserName']) != 0) { if (UserManager::is_username_available($user_course['UserName'])) { $user_course['error'] = get_lang('UnknownUser'); $errors[] = $user_course; } } // 4. Check whether status is valid. if (isset ($user_course['Status']) && strlen($user_course['Status']) != 0) { if ($user_course['Status'] != COURSEMANAGER && $user_course['Status'] != STUDENT) { $user_course['error'] = get_lang('UnknownStatus'); $errors[] = $user_course; } } } return $errors; } /** * Saves imported data. */ function save_data($users_courses) { $user_table = Database::get_main_table(TABLE_MAIN_USER); $course_user_table = Database::get_main_table(TABLE_MAIN_COURSE_USER); $csv_data = array(); $inserted_in_course = array(); foreach ($users_courses as $user_course) { $csv_data[$user_course['UserName']][$user_course['CourseCode']] = $user_course['Status']; } foreach ($csv_data as $username => $csv_subscriptions) { $sql = "SELECT * FROM $user_table u WHERE u.username = '".Database::escape_string($username)."'"; $res = Database::query($sql); $obj = Database::fetch_object($res); $user_id = $obj->user_id; $sql = "SELECT * FROM $course_user_table cu WHERE cu.user_id = $user_id AND cu.relation_type <> ".COURSE_RELATION_TYPE_RRHH." "; $res = Database::query($sql); $db_subscriptions = array(); while ($obj = Database::fetch_object($res)) { $db_subscriptions[$obj->c_id] = $obj->status; } $to_subscribe = array_diff(array_keys($csv_subscriptions), array_keys($db_subscriptions)); $to_unsubscribe = array_diff(array_keys($db_subscriptions), array_keys($csv_subscriptions)); if ($_POST['subscribe']) { foreach ($to_subscribe as $courseId) { $courseInfo = api_get_course_info_by_id($courseId); $course_code = $courseInfo['code']; if (CourseManager :: course_exists($course_code)) { CourseManager::subscribe_user( $user_id, $course_code, $csv_subscriptions[$course_code] ); $course_info = CourseManager::get_course_information($course_code); $inserted_in_course[$course_code] = $course_info['title']; $inserted_in_course[$course_info['code']] = $course_info['title']; } } } if ($_POST['unsubscribe']) { foreach ($to_unsubscribe as $courseId) { $courseInfo = api_get_course_info_by_id($courseId); $course_code = $courseInfo['code']; if (CourseManager :: course_exists($course_code)) { CourseManager::unsubscribe_user($user_id, $course_code); $course_info = CourseManager::get_course_information($course_code); CourseManager::unsubscribe_user($user_id, $course_code); $inserted_in_course[$course_info['code']] = $course_info['title']; } } } } return $inserted_in_course; } /** * Reads CSV-file. * @param string $file Path to the CSV-file * @return array All course-information read from the file */ function parse_csv_data($file) { $courses = Import :: csvToArray($file); return $courses; } $cidReset = true; include '../inc/global.inc.php'; // Setting the section (for the tabs). $this_section = SECTION_PLATFORM_ADMIN; // Protecting the admin section. api_protect_admin_script(); $tool_name = get_lang('AddUsersToACourse').' CSV'; $interbreadcrumb[] = array('url' => 'index.php', 'name' => get_lang('PlatformAdmin')); set_time_limit(0); // Creating the form. $form = new FormValidator('course_user_import'); $form->addElement('header', '', $tool_name); $form->addElement('file', 'import_file', get_lang('ImportFileLocation')); $form->addElement('checkbox', 'subscribe', get_lang('Action'), get_lang('SubscribeUserIfNotAllreadySubscribed')); $form->addElement('checkbox', 'unsubscribe', '', get_lang('UnsubscribeUserIfSubscriptionIsNotInFile')); $form->addButtonImport(get_lang('Import')); $form->setDefaults(array('subscribe' => '1', 'unsubscribe' => 1)); $errors = array(); if ($form->validate()) { $users_courses = parse_csv_data($_FILES['import_file']['tmp_name']); $errors = validate_data($users_courses); if (count($errors) == 0) { $inserted_in_course = save_data($users_courses); // Build the alert message in case there were visual codes subscribed to. if ($_POST['subscribe']) { $warn = get_lang('UsersSubscribedToBecauseVisualCode').': '; } else { $warn = get_lang('UsersUnsubscribedFromBecauseVisualCode').': '; } if (!empty($inserted_in_course)) { $warn = $warn.' '.get_lang('FileImported'); // The users have been inserted in more than one course. foreach ($inserted_in_course as $code => $info) { $warn .= ' '.$info.' ('.$code.') '; } } else { $warn = get_lang('ErrorsWhenImportingFile'); } Security::clear_token(); $tok = Security::get_token(); header('Location: user_list.php?action=show_message&warn='.urlencode($warn).'&sec_token='.$tok); exit(); } } // Displaying the header. Display :: display_header($tool_name); if (count($errors) != 0) { $error_message = ''; Display :: display_error_message($error_message, false); } // Displaying the form. $form->display(); ?>

:

UserName;CourseCode;Status
jdoe;course01;

adam;course01;
'; echo STUDENT.': '.get_lang('Student').'
'; ?>