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- <?php
- $logout = isset($_GET["logout"]) ? $_GET["logout"] : '';
- $gidReq = isset($_GET["gidReq"]) ? Database::escape_string($_GET["gidReq"]) : '';
- $cidReq = isset($cidReq) ? Database::escape_string($cidReq) : '';
- $cidReq = isset($_GET["cidReq"]) ? Database::escape_string($_GET["cidReq"]) : $cidReq;
- $cidReset = isset($cidReset) ? Database::escape_string($cidReset) : '';
- $cidReset = (isset($_GET['cidReq']) && ((isset($_SESSION['_cid']) && $_GET['cidReq']!=$_SESSION['_cid']) || (!isset($_SESSION['_cid'])))) ? Database::escape_string($_GET["cidReq"]) : $cidReset;
- $cDir = (!empty($_GET['cDir']) ? $_GET['cDir'] : null);
- $gidReset = isset($gidReset) ? $gidReset : '';
- $login = isset($_POST["login"]) ? $_POST["login"] : '';
- if (!empty($_SESSION['_user']['user_id']) && ! ($login || $logout)) {
-
- $_user['user_id'] = $_SESSION['_user']['user_id'];
- } else {
- if (isset($_user['user_id'])) {
- unset($_user['user_id']);
- }
- if (isset($_POST['login']) && isset($_POST['password'])) {
-
- $login = $_POST['login'];
- $password = $_POST['password'];
-
- $user_table = Database::get_main_table(TABLE_MAIN_USER);
- $sql = "SELECT user_id, username, password, auth_source, active, expiration_date
- FROM $user_table
- WHERE username = '".trim(addslashes($login))."'";
-
- $result = api_sql_query($sql,__FILE__,__LINE__);
- if (Database::num_rows($result) > 0) {
- $uData = Database::fetch_array($result);
- if ($uData['auth_source'] == PLATFORM_AUTH_SOURCE) {
-
- $password = trim(stripslashes($password));
-
-
- if ($userPasswordCrypted) {
- $password = md5($password);
- }
-
-
- if ($password == $uData['password'] AND (trim($login) == $uData['username'])) {
-
- if ($uData['active']=='1') {
-
- if ($uData['expiration_date']>date('Y-m-d H:i:s') OR $uData['expiration_date']=='0000-00-00 00:00:00') {
- global $_configuration;
- if ($_configuration['multiple_access_urls']==true) {
-
-
- $current_access_url_id = api_get_current_access_url_id();
-
- $my_url_list = api_get_access_url_from_user($uData['user_id']);
-
- if (is_array($my_url_list) && count($my_url_list)>0 ){
-
- if (in_array($current_access_url_id, $my_url_list)) {
- $_user['user_id'] = $uData['user_id'];
- api_session_register('_user');
- if (!function_exists('event_login')){
- include(api_get_path(LIBRARY_PATH)."events.lib.inc.php");
- event_login();
- }
- } else {
- $loginFailed = true;
- api_session_unregister('_uid');
- header('Location: '.api_get_path(WEB_PATH).'index.php?loginFailed=1&error=access_url_inactive');
- exit;
- }
- } else {
- $loginFailed = true;
- api_session_unregister('_uid');
- header('Location: '.api_get_path(WEB_PATH).'index.php?loginFailed=1&error=access_url_inactive');
- exit;
- }
- } else {
- $_user['user_id'] = $uData['user_id'];
- api_session_register('_user');
- if (!function_exists('event_login')){
- include(api_get_path(LIBRARY_PATH)."events.lib.inc.php");
- event_login();
- }
- }
- } else {
- $loginFailed = true;
- api_session_unregister('_uid');
- header('Location: '.api_get_path(WEB_PATH).'index.php?loginFailed=1&error=account_expired');
- exit;
- }
- } else {
- $loginFailed = true;
- api_session_unregister('_uid');
- header('Location: '.api_get_path(WEB_PATH).'index.php?loginFailed=1&error=account_inactive');
- exit;
- }
- } else {
-
- $loginFailed = true;
- api_session_unregister('_uid');
- header('Location: '.api_get_path(WEB_PATH).'index.php?loginFailed=1&error=user_password_incorrect');
- exit;
- }
- if (isset($uData['creator_id']) && $_user['user_id'] != $uData['creator_id']) {
-
-
-
- }
- } elseif (!empty($extAuthSource[$uData['auth_source']]['login']) && file_exists($extAuthSource[$uData['auth_source']]['login'])) {
-
- $loginFailed = true;
-
- $key = $uData['auth_source'];
-
-
- include_once($extAuthSource[$key]['login']);
-
- } else
- {
-
- error_log('Dokeos Authentication file '. $extAuthSource[$uData['auth_source']]['login']. ' could not be found - this might prevent your system from doing the corresponding authentication process',0);
- }
-
- if (!empty($_SESSION['request_uri'])) {
- $req = $_SESSION['request_uri'];
- unset($_SESSION['request_uri']);
- header('location: '.$req);
- } else {
- if (isset($param)) {
- header('location: '.api_get_path(WEB_PATH).api_get_setting('page_after_login').$param);
- } else {
- header('location: '.api_get_path(WEB_PATH).api_get_setting('page_after_login'));
- }
-
- }
- } else {
-
- $loginFailed = true;
-
-
- if (isset($extAuthSource) && is_array($extAuthSource)) {
- foreach($extAuthSource as $thisAuthSource) {
- if (!empty($thisAuthSource['newUser']) && file_exists($thisAuthSource['newUser'])) {
- include_once($thisAuthSource['newUser']);
- } else {
- error_log('Dokeos Authentication file '. $thisAuthSource['newUser']. ' could not be found - this might prevent your system from using the authentication process in the user creation process',0);
- }
- }
- }
- }
- } elseif (api_get_setting('openid_authentication')=='true') {
- if (!empty($_POST['openid_url'])) {
- include('main/auth/openid/login.php');
- openid_begin(trim($_POST['openid_url']),api_get_path(WEB_PATH).'index.php');
-
- die('Openid login redirection should be in progress');
- } elseif (!empty($_GET['openid_identity']))
- {
- include('main/auth/openid/login.php');
- $res = openid_complete($_GET);
- if ($res['status'] == 'success') {
- $id1 = Database::escape_string($res['openid.identity']);
-
- $id2 = (substr($id1,-1,1)=='/'?substr($id1,0,-1):$id1.'/');
-
- $user_table = Database::get_main_table(TABLE_MAIN_USER);
- $sql = "SELECT user_id, username, password, auth_source, active, expiration_date
- FROM $user_table
- WHERE openid = '$id1'
- OR openid = '$id2' ";
- $result = api_sql_query($sql);
- if ($result !== false) {
- if (Database::num_rows($result)>0) {
-
- $uData = Database::fetch_array($result);
-
- if ($uData['auth_source'] == PLATFORM_AUTH_SOURCE) {
-
-
-
- if ($uData['active']=='1') {
-
- if ($uData['expiration_date']>date('Y-m-d H:i:s') OR $uData['expiration_date']=='0000-00-00 00:00:00') {
- $_user['user_id'] = $uData['user_id'];
- api_session_register('_user');
- if (!function_exists('event_login')){
- include(api_get_path(LIBRARY_PATH)."events.lib.inc.php");
- event_login();
- }
- } else {
- $loginFailed = true;
- api_session_unregister('_uid');
- header('Location: index.php?loginFailed=1&error=account_expired');
- exit;
- }
- } else {
- $loginFailed = true;
- api_session_unregister('_uid');
- header('Location: index.php?loginFailed=1&error=account_inactive');
- exit;
- }
-
- if (isset($uData['creator_id']) && $_user['user_id'] != $uData['creator_id'])
- {
-
-
-
- }
- }
- } else {
-
- header('Location: '.api_get_path(WEB_CODE_PATH).'auth/inscription.php?username='.$res['openid.sreg.nickname'].'&email='.$res['openid.sreg.email'].'&openid='.$res['openid.identity'].'&openid_msg=idnotfound');
-
- }
- } else {
- $loginFailed = true;
- }
- } else {
- $loginFailed = true;
- }
- }
- }
-
- $uidReset = true;
- }
- if (isset($use_anonymous) && $use_anonymous == true) {
-
-
- api_set_anonymous();
- } else {
-
-
- api_clear_anonymous();
- }
- if (!empty($cDir)) {
- require_once api_get_path(LIBRARY_PATH).'course.lib.php';
- $c = CourseManager::get_course_id_from_path($cDir);
- if ($c != false) { $cidReq = $c; }
- }
- if (!empty($cidReq) && (!isset($_SESSION['_cid']) or (isset($_SESSION['_cid']) && $cidReq != $_SESSION['_cid']))) {
- $cidReset = true;
- $gidReset = true;
- }
- $gid = isset($_SESSION['_gid'])?$_SESSION['_gid']:'';
- if ($gidReq && $gidReq != $gid) {
- $gidReset = true;
- }
- if (isset($uidReset) && $uidReset)
- {
- $is_platformAdmin = false; $is_allowedCreateCourse = false;
- if (isset($_user['user_id']) && $_user['user_id'])
- {
- $user_table = Database::get_main_table(TABLE_MAIN_USER);
- $admin_table = Database::get_main_table(TABLE_MAIN_ADMIN);
- if ($_configuration['tracking_enabled']) {
- $sql = "SELECT user.*, a.user_id is_admin,
- UNIX_TIMESTAMP(login.login_date) login_date
- FROM $user_table
- LEFT JOIN $admin_table a
- ON user.user_id = a.user_id
- LEFT JOIN ".$_configuration['statistics_database'].".track_e_login login
- ON user.user_id = login.login_user_id
- WHERE user.user_id = '".$_user['user_id']."'
- ORDER BY login.login_date DESC LIMIT 1";
- } else {
- $sql = "SELECT user.*, a.user_id is_admin
- FROM $user_table
- LEFT JOIN $admin_table a
- ON user.user_id = a.user_id
- WHERE user.user_id = '".$_user['user_id']."'";
- }
- $result = api_sql_query($sql,__FILE__,__LINE__);
- if (Database::num_rows($result) > 0) {
-
- $uData = Database::fetch_array($result);
- $_user ['firstName'] = $uData ['firstname' ];
- $_user ['lastName' ] = $uData ['lastname' ];
- $_user ['mail' ] = $uData ['email' ];
- $_user ['lastLogin'] = $uData ['login_date'];
- $_user ['official_code'] = $uData ['official_code'];
- $_user ['picture_uri'] = $uData ['picture_uri'];
- $_user ['user_id'] = $uData ['user_id'];
- $_user ['language'] = $uData ['language'];
- $_user ['auth_source'] = $uData ['auth_source'];
- $_user ['theme'] = $uData ['theme'];
- $_user ['status'] = $uData ['status'];
- $is_platformAdmin = (bool) (! is_null( $uData['is_admin']));
- $is_allowedCreateCourse = (bool) ($uData ['status'] == 1);
- api_session_register('_user');
- } else {
- header('location:'.api_get_path(WEB_PATH));
-
- }
- } else {
- api_session_unregister('_user');
- api_session_unregister('_uid');
- }
- api_session_register('is_platformAdmin');
- api_session_register('is_allowedCreateCourse');
- } else {
- $_user = $_SESSION['_user'];
- $is_platformAdmin = $_SESSION['is_platformAdmin'];
- $is_allowedCreateCourse = $_SESSION['is_allowedCreateCourse'];
- }
- if (isset($cidReset) && $cidReset) {
- if ($cidReq) {
- $course_table = Database::get_main_table(TABLE_MAIN_COURSE);
- $course_cat_table = Database::get_main_table(TABLE_MAIN_CATEGORY);
- $sql = "SELECT course.*, course_category.code faCode, course_category.name faName
- FROM $course_table
- LEFT JOIN $course_cat_table
- ON course.category_code = course_category.code
- WHERE course.code = '$cidReq'";
- $result = api_sql_query($sql,__FILE__,__LINE__);
- if (Database::num_rows($result)>0) {
- $cData = Database::fetch_array($result);
- $_cid = $cData['code' ];
- $_course = array();
- $_course['id' ] = $cData['code' ];
- $_course['name' ] = $cData['title' ];
- $_course['official_code'] = $cData['visual_code' ];
- $_course['sysCode' ] = $cData['code' ];
- $_course['path' ] = $cData['directory' ];
- $_course['dbName' ] = $cData['db_name' ];
- $_course['dbNameGlu' ] = $_configuration['table_prefix'] . $cData['db_name'] . $_configuration['db_glue'];
- $_course['titular' ] = $cData['tutor_name' ];
- $_course['language' ] = $cData['course_language' ];
- $_course['extLink' ]['url' ] = $cData['department_url' ];
- $_course['extLink' ]['name'] = $cData['department_name'];
- $_course['categoryCode'] = $cData['faCode' ];
- $_course['categoryName'] = $cData['faName' ];
- $_course['visibility' ] = $cData['visibility'];
- $_course['subscribe_allowed'] = $cData['subscribe'];
- $_course['unubscribe_allowed'] = $cData['unsubscribe'];
- api_session_register('_cid');
- api_session_register('_course');
-
- if ($_configuration['tracking_enabled'] && !isset($_SESSION['login_as'])) {
-
- $course_tracking_table = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_COURSE_ACCESS);
- $time = api_get_datetime();
- $sql="INSERT INTO $course_tracking_table(course_code, user_id, login_course_date, logout_course_date, counter)" .
- "VALUES('".$_course['official_code']."', '".$_user['user_id']."', '$time', '$time', '1')";
-
- api_sql_query($sql,__FILE__,__LINE__);
- }
-
-
- if (api_get_setting('use_session_mode')=='true') {
-
- $tbl_session = Database::get_main_table(TABLE_MAIN_SESSION);
- $tbl_user = Database::get_main_table(TABLE_MAIN_USER);
- $tbl_session_course = Database::get_main_table(TABLE_MAIN_SESSION_COURSE);
- $tbl_session_course_user = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
-
- if (!empty($_GET['id_session'])) {
- $_SESSION['id_session'] = Database::escape_string($_GET['id_session']);
- $sql = 'SELECT name FROM '.$tbl_session . ' WHERE id="'.$_SESSION['id_session'] . '"';
- $rs = api_sql_query($sql,__FILE__,__LINE__);
- list($_SESSION['session_name']) = Database::fetch_array($rs);
- } else {
- api_session_unregister('session_name');
- api_session_unregister('id_session');
- }
- }
- } else {
-
- header('location:'.api_get_path(WEB_PATH));
- }
- } else {
- api_session_unregister('_cid');
- api_session_unregister('_course');
- }
- } else {
- if (empty($_SESSION['_course']) OR empty($_SESSION['_cid'])) {
- $_cid = -1;
- $_course = -1;
- } else {
- $_cid = $_SESSION['_cid' ];
- $_course = $_SESSION['_course'];
-
-
-
- if (!empty($_GET['id_session'])) {
- $tbl_session = Database::get_main_table(TABLE_MAIN_SESSION);
- $_SESSION['id_session'] = Database::escape_string($_GET['id_session']);
- $sql = 'SELECT name FROM '.$tbl_session . ' WHERE id="'.$_SESSION['id_session'] . '"';
- $rs = api_sql_query($sql,__FILE__,__LINE__);
- list($_SESSION['session_name']) = Database::fetch_array($rs);
- }
- if ($_configuration['tracking_enabled'] && !isset($_SESSION['login_as'])) {
- $course_tracking_table = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_COURSE_ACCESS);
- $time = api_get_datetime();
-
- $sql="SELECT course_access_id FROM $course_tracking_table WHERE user_id=".intval($_user ['user_id'])." ORDER BY login_course_date DESC LIMIT 0,1";
- $result=api_sql_query($sql,__FILE__,__LINE__);
- if (Database::num_rows($result)>0) {
- $i_course_access_id = Database::result($result,0,0);
-
-
- $sql="UPDATE $course_tracking_table " .
- "SET logout_course_date = '$time', " .
- "counter = counter+1 " .
- "WHERE course_access_id=".intval($i_course_access_id);
-
- api_sql_query($sql,__FILE__,__LINE__);
- } else {
- $sql="INSERT INTO $course_tracking_table(course_code, user_id, login_course_date, logout_course_date, counter)" .
- "VALUES('".$_course['official_code']."', '".$_user['user_id']."', '$time', '$time', '1')";
- api_sql_query($sql,__FILE__,__LINE__);
- }
- }
- }
- }
- if ((isset($uidReset) && $uidReset) || (isset($cidReset) && $cidReset)) {
- if (isset($_user['user_id']) && $_user['user_id'] && isset($_cid) && $_cid) {
- if (api_get_setting('use_session_mode') != 'true') {
- $course_user_table = Database::get_main_table(TABLE_MAIN_COURSE_USER);
- $sql = "SELECT * FROM $course_user_table
- WHERE user_id = '".$_user['user_id']."'
- AND course_code = '$cidReq'";
- $result = api_sql_query($sql,__FILE__,__LINE__);
- if (Database::num_rows($result) > 0) {
- $cuData = Database::fetch_array($result);
- $is_courseMember = true;
- $is_courseTutor = (bool) ($cuData['tutor_id' ] == 1 );
- $is_courseAdmin = (bool) ($cuData['status'] == 1 );
- api_session_register('_courseUser');
- } else {
- $is_courseMember = false;
- $is_courseAdmin = false;
- $is_courseTutor = false;
- }
- $is_courseAdmin = (bool) ($is_courseAdmin || $is_platformAdmin);
- } else {
- $tbl_course_user = Database :: get_main_table(TABLE_MAIN_COURSE_USER);
-
- $sql = "SELECT * FROM ".$tbl_course_user."
- WHERE user_id = '".$_user['user_id']."'
- AND course_code = '$cidReq'";
- $result = api_sql_query($sql,__FILE__,__LINE__);
- if (Database::num_rows($result) > 0) {
- $cuData = Database::fetch_array($result);
- $_courseUser['role'] = $cuData['role' ];
- $is_courseMember = true;
- $is_courseTutor = (bool) ($cuData['tutor_id' ] == 1 );
- $is_courseAdmin = (bool) ($cuData['status'] == 1 );
-
- api_session_register('_courseUser');
- }
- if (empty($is_courseAdmin)) {
-
-
- $tbl_session = Database :: get_main_table(TABLE_MAIN_SESSION);
- $tbl_session_course = Database :: get_main_table(TABLE_MAIN_SESSION_COURSE);
- $tbl_session_course_user = Database :: get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
-
- $sql = "SELECT session.id_coach, session_admin_id
- FROM ".$tbl_session." as session
- INNER JOIN ".$tbl_session_course."
- ON session_rel_course.id_session = session.id
- AND session_rel_course.course_code='$_cid'";
- $result = api_sql_query($sql,__FILE__,__LINE__);
- $row = api_store_result($result);
-
- if ($row[0]['id_coach']==$_user['user_id']) {
- $_courseUser['role'] = 'Professor';
- $is_courseMember = true;
- $is_courseTutor = true;
- $is_courseCoach = true;
- $is_sessionAdmin = false;
-
- if (api_get_setting('extend_rights_for_coach')=='true') {
- $is_courseAdmin = true;
- } else {
- $is_courseAdmin = false;
- }
-
- api_session_register('_courseUser');
- } elseif ($row[0]['session_admin_id']==$_user['user_id']) {
- $_courseUser['role'] = 'Professor';
- $is_courseMember = false;
- $is_courseTutor = false;
- $is_courseAdmin = false;
- $is_courseCoach = false;
- $is_sessionAdmin = true;
- } else {
-
- $sql = "SELECT 1
- FROM ".$tbl_session_course."
- WHERE session_rel_course.course_code='$_cid'
- AND session_rel_course.id_coach = '".$_user['user_id']."'";
- $result = api_sql_query($sql,__FILE__,__LINE__);
- if ($row = Database::fetch_array($result)) {
- $_courseUser['role'] = 'Professor';
- $is_courseMember = true;
- $is_courseTutor = true;
- $is_courseCoach = true;
- $is_sessionAdmin = false;
-
- if (api_get_setting('extend_rights_for_coach')=='true') {
- $is_courseAdmin = true;
- } else {
- $is_courseAdmin = false;
- }
-
- api_session_register('_courseUser');
- } else {
-
- $sql = "SELECT * FROM ".$tbl_session_course_user."
- WHERE id_user = '".$_user['user_id']."'
- AND course_code = '$cidReq'";
-
- $result = api_sql_query($sql,__FILE__,__LINE__);
-
- if (Database::num_rows($result) > 0) {
- while($row = Database::fetch_array($result)){
- $is_courseMember = true;
- $is_courseTutor = false;
- $is_courseAdmin = false;
- $is_sessionAdmin = false;
-
- api_session_register('_courseUser');
- }
-
- }
- }
- }
- }
- }
- } else {
-
- $is_courseMember = false;
- $is_courseAdmin = false;
- $is_courseTutor = false;
- $is_courseCoach = false;
- $is_sessionAdmin = false;
- api_session_unregister('_courseUser');
- }
-
-
-
- if (isset($_course)) {
- if ($_course['visibility'] == COURSE_VISIBILITY_OPEN_WORLD)
- $is_allowed_in_course = true;
- elseif ($_course['visibility'] == COURSE_VISIBILITY_OPEN_PLATFORM && isset($_user['user_id']) && !api_is_anonymous($_user['user_id']))
- $is_allowed_in_course = true;
- elseif ($_course['visibility'] == COURSE_VISIBILITY_REGISTERED && ($is_platformAdmin || $is_courseMember))
- $is_allowed_in_course = true;
- elseif ($_course['visibility'] == COURSE_VISIBILITY_CLOSED && ($is_platformAdmin || $is_courseAdmin))
- $is_allowed_in_course = true;
- else $is_allowed_in_course = false;
- }
-
- api_session_register('is_courseMember');
- api_session_register('is_courseAdmin');
-
- api_session_register('is_courseTutor');
- api_session_register('is_allowed_in_course');
- api_session_register('is_courseCoach');
- api_session_register('is_sessionAdmin');
- } else {
- if (isset($_SESSION ['_courseUser'])) {
- $_courseUser = $_SESSION ['_courseUser'];
- }
-
- $is_courseMember = $_SESSION ['is_courseMember' ];
- $is_courseAdmin = $_SESSION ['is_courseAdmin' ];
-
- $is_allowed_in_course = $_SESSION ['is_allowed_in_course'];
- $is_courseTutor = $_SESSION ['is_courseTutor' ];
- $is_courseCoach = $_SESSION ['is_courseCoach' ];
- }
- if ((isset($gidReset) && $gidReset) || (isset($cidReset) && $cidReset)) {
- if ($gidReq && $_cid ) {
- $group_table = Database::get_course_table(TABLE_GROUP);
- $sql = "SELECT * FROM $group_table WHERE id = '$gidReq'";
- $result = api_sql_query($sql,__FILE__,__LINE__);
- if (Database::num_rows($result) > 0) {
- $gpData = Database::fetch_array($result);
- $_gid = $gpData ['id' ];
- api_session_register('_gid');
- } else {
- exit("WARNING UNDEFINED GID !! ");
- }
- } elseif (isset($_SESSION['_gid']) or isset($_gid)) {
- api_session_unregister('_gid');
- }
- } elseif (isset($_SESSION['_gid'])) {
- $_gid = $_SESSION ['_gid' ];
- } else {
- $_gid = -1;
- }
- if (api_get_setting('student_view_enabled') == "true") {
- if (isset($_GET['isStudentView'])) {
- if ($_GET['isStudentView'] == 'true') {
- if (isset($_SESSION['studentview'])) {
- if (!empty($_SESSION['studentview'])) {
-
- $_SESSION['studentview'] = 'studentview';
- }
- }
- } elseif ($_GET['isStudentView'] == 'false') {
- if (isset($_SESSION['studentview'])) {
- if (!empty($_SESSION['studentview'])) {
-
- $_SESSION['studentview'] = 'teacherview';
- }
- }
- }
- } elseif (!empty($_SESSION['studentview'])) {
-
- } elseif (empty($_SESSION['studentview'])) {
-
- $_SESSION['studentview'] = 'teacherview';
- }
- }
- if (isset($_cid)) {
- $tbl_course = Database::get_main_table(TABLE_MAIN_COURSE);
- $time = api_get_datetime();
- $sql="UPDATE $tbl_course SET last_visit= '$time' WHERE code='$_cid'";
- api_sql_query($sql,__FILE__,__LINE__);
- }
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