Add users to usergroup via CSV see #4071
Julio Montoya
14 years ago
parent
b4397d5ec7
commit
4bc44c86e3
@ -0,0 +1,201 @@ |
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<?php |
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/* For licensing terms, see /license.txt */ |
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/** |
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* @package chamilo.admin |
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*/ |
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/** |
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* Code |
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* This tool allows platform admins to update class-user relations by uploading |
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* a CSVfile |
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*/ |
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|
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/** |
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* Validates imported data. |
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*/ |
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function validate_data($user_classes) { |
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global $purification_option_for_usernames; |
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$errors = array (); |
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$classcodes = array (); |
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|
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/*if (!isset($_POST['subscribe']) && !isset($_POST['subscribe'])) { |
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$user_class['error'] = get_lang('SelectAnAction'); |
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$errors[] = $user_class; |
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return $errors; |
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}*/ |
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|
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$usergroup = new UserGroup(); |
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foreach ($user_classes as $index => $user_class) { |
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$user_class['line'] = $index + 1; |
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// 1. Check whether mandatory fields are set. |
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$mandatory_fields = array ('UserName', 'ClassName'); |
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|
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foreach ($mandatory_fields as $key => $field) { |
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if (!isset ($user_class[$field]) || strlen($user_class[$field]) == 0) { |
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$user_class['error'] = get_lang($field.'Mandatory'); |
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$errors[] = $user_class; |
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} |
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} |
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|
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// 2. Check whether classcode exists. |
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if (isset ($user_class['ClassName']) && strlen($user_class['ClassName']) != 0) { |
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// 2.1 Check whether code has been allready used in this CVS-file. |
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if (!isset ($classcodes[$user_class['ClassName']])) { |
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// 2.1.1 Check whether code exists in DB |
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$exists = $usergroup->usergroup_exists($user_class['ClassName']); |
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if (!$exists) { |
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$user_class['error'] = get_lang('CodeDoesNotExists').': '.$user_class['ClassName']; |
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$errors[] = $user_class; |
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} else { |
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$classcodes[$user_class['CourseCode']] = 1; |
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} |
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} |
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} |
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|
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// 3. Check username, first, check whether it is empty. |
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if (!UserManager::is_username_empty($user_class['UserName'])) { |
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// 3.1. Check whether username is too long. |
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if (UserManager::is_username_too_long($user_class['UserName'])) { |
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$user_class['error'] = get_lang('UserNameTooLong').': '.$user_class['UserName']; |
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$errors[] = $user_class; |
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} |
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|
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$username = UserManager::purify_username($user_class['UserName'], $purification_option_for_usernames); |
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// 3.2. Check whether username exists. |
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if (UserManager::is_username_available($username)) { |
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$user_class['error'] = get_lang('UnknownUser').': '.$username; |
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$errors[] = $user_class; |
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} |
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} |
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} |
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return $errors; |
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} |
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|
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/** |
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* Saves imported data. |
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*/ |
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function save_data($users_classes) { |
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global $purification_option_for_usernames; |
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|
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// Table definitions. |
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$user_table = Database :: get_main_table(TABLE_MAIN_USER); |
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$usergroup = new UserGroup(); |
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// Data parsing: purification + conversion (UserName, ClassName) --> (user_is, class_id) |
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$csv_data = array (); |
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foreach ($users_classes as $user_class) { |
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$sql1 = "SELECT user_id FROM $user_table WHERE username = '".Database::escape_string(UserManager::purify_username($user_class['UserName'], $purification_option_for_usernames))."'"; |
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$res1 = Database::query($sql1); |
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$obj1 = Database::fetch_object($res1); |
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|
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$usergroup = new UserGroup(); |
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$id = $usergroup->get_id_by_name($user_class['ClassName']); |
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if ($obj1 && $id) { |
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$csv_data[$id]['user_list'][] = $obj1->user_id; |
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} |
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} |
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|
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// Logic for processing the request (data + UI options). |
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foreach ($csv_data as $class_id => $user_data) { |
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$user_list = $user_data['user_list']; |
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$usergroup->subscribe_users_to_usergroup($class_id, $user_list); |
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|
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/* |
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$sql = "SELECT class_id FROM $class_user_table cu WHERE cu.user_id = $user_id"; |
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$res = Database::query($sql); |
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while ($obj = Database::fetch_object($res)) { |
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$db_subscriptions[$obj->class_id] = 1; |
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} |
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$to_subscribe = array_diff(array_keys($csv_subscriptions), array_keys($db_subscriptions)); |
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$to_unsubscribe = array_diff(array_keys($db_subscriptions), array_keys($csv_subscriptions)); |
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|
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// Subscriptions for new classes. |
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if ($_POST['subscribe']) { |
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foreach ($to_subscribe as $class_id) { |
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ClassManager::add_user($user_id, $class_id); |
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} |
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} |
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// Unsubscription from previous classes. |
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if ($_POST['unsubscribe']) { |
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foreach ($to_unsubscribe as $class_id) { |
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ClassManager::unsubscribe_user($user_id, $class_id); |
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} |
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}*/ |
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} |
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} |
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|
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/** |
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* Reads a CSV-file. |
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* @param string $file Path to the CSV-file |
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* @return array All course-information read from the file |
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*/ |
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function parse_csv_data($file) { |
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$courses = Import::csv_to_array($file); |
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return $courses; |
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} |
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|
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$language_file = array('admin', 'registration'); |
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$cidReset = true; |
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require_once '../inc/global.inc.php'; |
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$this_section = SECTION_PLATFORM_ADMIN; |
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api_protect_admin_script(true); |
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require_once api_get_path(LIBRARY_PATH).'fileManage.lib.php'; |
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require_once api_get_path(LIBRARY_PATH).'import.lib.php'; |
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$tool_name = get_lang('AddUsersToAClass').' CSV'; |
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$interbreadcrumb[] = array ('url' => 'index.php', 'name' => get_lang('PlatformAdmin')); |
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$interbreadcrumb[] = array ('url' => 'usergroups.php', 'name' => get_lang('Classes')); |
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// Set this option to true to enforce strict purification for usenames. |
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$purification_option_for_usernames = false; |
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set_time_limit(0); |
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$form = new FormValidator('class_user_import'); |
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$form->addElement('file', 'import_file', get_lang('File')); |
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//$form->addElement('checkbox', 'subscribe', get_lang('Action'), get_lang('SubscribeUserIfNotAllreadySubscribed')); |
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//$form->addElement('checkbox', 'unsubscribe', '', get_lang('UnsubscribeUserIfSubscriptionIsNotInFile')); |
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$form->addElement('style_submit_button', 'submit', get_lang('Import'), 'class="save"'); |
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if ($form->validate()) { |
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$users_classes = parse_csv_data($_FILES['import_file']['tmp_name']); |
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$errors = validate_data($users_classes); |
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if (count($errors) == 0) { |
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save_data($users_classes); |
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header('Location: usergroup_user_import.php?action=show_message&message='.urlencode(get_lang('FileImported'))); |
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exit(); |
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} |
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} |
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|
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Display :: display_header($tool_name); |
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echo Display::page_header($tool_name); |
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if (count($errors) != 0) { |
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$error_message = "\n"; |
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foreach ($errors as $index => $error_class_user) { |
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$error_message .= get_lang('Line').' '.$error_class_user['line'].': '.$error_class_user['error'].'</b>'; |
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$error_message .= "<br />"; |
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} |
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$error_message .= "\n"; |
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Display :: display_error_message($error_message, false); |
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} |
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$form->display(); |
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?> |
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<p><?php echo get_lang('CSVMustLookLike').' ('.get_lang('MandatoryFields').')'; ?> :</p>
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<pre> |
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<b>UserName</b>;<b>ClassName</b> |
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jdoe;class01 |
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adam;class01 |
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</pre> |
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<?php |
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Display :: display_footer(); |
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