Auth prvider for ecs auth. More...

Inheritance diagram for ilAuthProviderECS:

Collaboration diagram for ilAuthProviderECS:

Public Member Functions
	__construct (\ilAuthCredentials $credentials)
	Constructor. More...

	getAbreviation ()
	get abbreviation More...

	getMID ()
	get mid More...

	setMID ($a_mid)

	setCurrentServer (ilECSSetting $server=null)
	Set current server. More...

	getCurrentServer ()
	Get current server. More...

	getServerSettings ()
	Get server settings. More...

	doAuthentication (\ilAuthStatus $status)
	Tra ecs authentication. More...

	handleLogin ()
	Called from base class after successful login. More...

	validateHash ()
	Validate ECS hash. More...

Public Member Functions inherited from ilAuthProvider
	__construct (ilAuthCredentials $credentials)
	Constructor. More...

	getLogger ()
	Get logger. More...

	getCredentials ()

	doAuthentication (\ilAuthStatus $status)
	Do authentication. More...

Protected Member Functions
	createUser (ilECSUser $user)
	create new user More...

	updateUser (ilECSUser $user, $a_local_user_id)
	update existing user More...

	resetMailOptions ($a_usr_id)
	Reset mail options to "local only". More...

Protected Member Functions inherited from ilAuthProvider
	handleAuthenticationFail (ilAuthStatus $status, $a_reason)
	Handle failed authentication. More...

Protected Attributes
	$mid = null

	$abreviation = null

	$currentServer = null

	$servers = null

Private Member Functions
	initECSServices ()
	Init ECS Services @access private. More...

Additional Inherited Members
Data Fields inherited from ilAuthProvider
const	STATUS_UNDEFINED = 0

const	STATUS_AUTHENTICATION_SUCCESS = 1

const	STATUS_AUTHENTICATION_FAILED = 2

const	STATUS_MIGRATION = 3

Detailed Description

Auth prvider for ecs auth.

Author: Stefan Meyer smeye.nosp@m.r.il.nosp@m.ias@g.nosp@m.mx.d.nosp@m.e

Definition at line 14 of file class.ilAuthProviderECS.php.

Constructor & Destructor Documentation

◆ __construct()

ilAuthProviderECS::__construct ( \ilAuthCredentials $credentials )

Constructor.

Parameters

\ilAuthCredentials $credentials

Definition at line 27 of file class.ilAuthProviderECS.php.

    {
        parent::__construct($credentials);
 
        $this->initECSServices();
    }

References ilAuthProvider\$credentials, ILIAS\GlobalScreen\Provider\__construct(), and initECSServices().

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Member Function Documentation

◆ createUser()

ilAuthProviderECS::createUser ( ilECSUser $user )

protected

create new user

@access protected

Definition at line 258 of file class.ilAuthProviderECS.php.

    {
        global $DIC;
 
        $ilClientIniFile = $DIC['ilClientIniFile'];
        $ilSetting = $DIC['ilSetting'];
        $rbacadmin = $DIC['rbacadmin'];
        $ilLog = $DIC['ilLog'];
 
        $userObj = new ilObjUser();
        $userObj->setOwner(SYSTEM_USER_ID);
 
        include_once('./Services/Authentication/classes/class.ilAuthUtils.php');
        $local_user = ilAuthUtils::_generateLogin($this->getAbreviation() . '_' . $user->getLogin());
 
        $newUser["login"] = $local_user;
        $newUser["firstname"] = $user->getFirstname();
        $newUser["lastname"] = $user->getLastname();
        $newUser['email'] = $user->getEmail();
        $newUser['institution'] = $user->getInstitution();
 
        // set "plain md5" password (= no valid password)
        $newUser["passwd"] = "";
        $newUser["passwd_type"] = IL_PASSWD_CRYPTED;
 
        $newUser["auth_mode"] = "ecs";
        $newUser["profile_incomplete"] = 0;
 
        // system data
        $userObj->assignData($newUser);
        $userObj->setTitle($userObj->getFullname());
        $userObj->setDescription($userObj->getEmail());
 
        // set user language to system language
        $userObj->setLanguage($ilSetting->get("language"));
 
        // Time limit
        $userObj->setTimeLimitOwner(7);
        $userObj->setTimeLimitUnlimited(0);
        $userObj->setTimeLimitFrom(time() - 5);
        $userObj->setTimeLimitUntil(time() + $ilClientIniFile->readVariable("session", "expire"));
 
        #$now = new ilDateTime(time(), IL_CAL_UNIX);
        #$userObj->setAgreeDate($now->get(IL_CAL_DATETIME));
 
        // Create user in DB
        $userObj->setOwner(6);
        $userObj->create();
        $userObj->setActive(1);
        $userObj->updateOwner();
        $userObj->saveAsNew();
        $userObj->writePrefs();
 
        if ($global_role = $this->getCurrentServer()->getGlobalRole()) {
            $rbacadmin->assignUser($this->getCurrentServer()->getGlobalRole(), $userObj->getId(), true);
        }
        ilObject::_writeImportId($userObj->getId(), $user->getImportId());
 
        $this->getLogger()->info('Created new remote user with usr_id: ' . $user->getImportId());
 
        // Send Mail
        #$this->sendNotification($userObj);
        $this->resetMailOptions($userObj->getId());
        
        return $userObj->getLogin();
    }

References $DIC, $ilSetting, ilAuthUtils\_generateLogin(), ilObject\_writeImportId(), getAbreviation(), getCurrentServer(), ilECSUser\getEmail(), ilECSUser\getFirstname(), ilECSUser\getImportId(), ilECSUser\getInstitution(), ilECSUser\getLastname(), ilAuthProvider\getLogger(), ilECSUser\getLogin(), IL_PASSWD_CRYPTED, resetMailOptions(), and SYSTEM_USER_ID.

Referenced by handleLogin().

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◆ doAuthentication()

ilAuthProviderECS::doAuthentication ( \ilAuthStatus $status )

Tra ecs authentication.

Parameters

\ilAuthStatus $status

Returns: boolean

Implements ilAuthProviderInterface.

Definition at line 94 of file class.ilAuthProviderECS.php.

    {
        $this->getLogger()->debug('Starting ECS authentication');
        if (!$this->getServerSettings()->activeServerExists()) {
            $this->getLogger()->warning('No active ecs server found. Aborting');
            $this->handleAuthenticationFail($status, 'err_wrong_login');
            return false;
        }
        
        // Iterate through all active ecs instances
        include_once './Services/WebServices/ECS/classes/class.ilECSServerSettings.php';
        foreach ($this->getServerSettings()->getServers() as $server) {
            $this->setCurrentServer($server);
            if ($this->validateHash()) {
                // handle successful authentication
                $new_usr_id = $this->handleLogin();
                $this->getLogger()->info('ECS authentication successful.');
                $status->setStatus(ilAuthStatus::STATUS_AUTHENTICATED);
                $status->setAuthenticatedUserId($new_usr_id);
                return true;
            }
        }
 
        $this->getLogger()->warning('Could not validate ecs hash for any active server.');
        $this->handleAuthenticationFail($status, 'err_wrong_login');
        return false;
    }

References $server, ilAuthProvider\$status, ilAuthProvider\getLogger(), getServerSettings(), ilAuthProvider\handleAuthenticationFail(), handleLogin(), setCurrentServer(), ilAuthStatus\setStatus(), ilAuthStatus\STATUS_AUTHENTICATED, and validateHash().

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◆ getAbreviation()

ilAuthProviderECS::getAbreviation ( )

get abbreviation

@access public

Parameters

Definition at line 41 of file class.ilAuthProviderECS.php.

    {
        return $this->abreviation;
    }

References $abreviation.

Referenced by createUser().

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◆ getCurrentServer()

ilAuthProviderECS::getCurrentServer ( )

Get current server.

Returns: ilECSSetting

Definition at line 74 of file class.ilAuthProviderECS.php.

    {
        return $this->currentServer;
    }

References $currentServer.

Referenced by createUser(), handleLogin(), updateUser(), and validateHash().

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◆ getMID()

ilAuthProviderECS::getMID ( )

get mid

@access public

Definition at line 51 of file class.ilAuthProviderECS.php.

    {
        return $this->mid;
    }

References $mid.

Referenced by handleLogin().

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◆ getServerSettings()

ilAuthProviderECS::getServerSettings ( )

Get server settings.

Returns: ilECSServerSettings

Definition at line 83 of file class.ilAuthProviderECS.php.

    {
        return $this->servers;
    }

References $servers.

Referenced by doAuthentication().

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◆ handleLogin()

ilAuthProviderECS::handleLogin ( )

Called from base class after successful login.

Parameters

string username

Definition at line 128 of file class.ilAuthProviderECS.php.

    {
        include_once('./Services/WebServices/ECS/classes/class.ilECSUser.php');
        
        $user = new ilECSUser($_GET);
        
        if (!$usr_id = ilObject::_lookupObjIdByImportId($user->getImportId())) {
            $username = $this->createUser($user);
        } else {
            $username = $this->updateUser($user, $usr_id);
        }
        
        // set user imported
        include_once './Services/WebServices/ECS/classes/class.ilECSImport.php';
        $import = new ilECSImport($this->getCurrentServer()->getServerId(), $usr_id);
        $import->save();
        
        // Store remote user data
        include_once './Services/WebServices/ECS/classes/class.ilECSRemoteUser.php';
        $remote = new ilECSRemoteUser();
        $remote->setServerId($this->getCurrentServer()->getServerId());
        $remote->setMid($this->getMID());
        $remote->setRemoteUserId($user->getImportId());
        $remote->setUserId(ilObjUser::_lookupId($username));
 
        $this->getLogger()->info('Current user is: ' . $username);
        
        if (!$remote->exists()) {
            $remote->create();
        }
        return ilObjUser::_lookupId($username);
    }

References $_GET, ilObjUser\_lookupId(), ilObject\_lookupObjIdByImportId(), createUser(), getCurrentServer(), ilAuthProvider\getLogger(), getMID(), and updateUser().

Referenced by doAuthentication().

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◆ initECSServices()

ilAuthProviderECS::initECSServices ( )

private

Init ECS Services @access private.

Parameters

Definition at line 247 of file class.ilAuthProviderECS.php.

    {
        include_once './Services/WebServices/ECS/classes/class.ilECSServerSettings.php';
        $this->servers = ilECSServerSettings::getInstance();
    }

References ilECSServerSettings\getInstance().

Referenced by __construct().

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◆ resetMailOptions()

ilAuthProviderECS::resetMailOptions ( $a_usr_id )

protected

Reset mail options to "local only".

Definition at line 372 of file class.ilAuthProviderECS.php.

    {
        include_once './Services/Mail/classes/class.ilMailOptions.php';
        $options = new ilMailOptions($a_usr_id);
        $options->setIncomingType(ilMailOptions::INCOMING_LOCAL);
        $options->updateOptions();
    }

References ilMailOptions\INCOMING_LOCAL.

Referenced by createUser(), and updateUser().

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◆ setCurrentServer()

ilAuthProviderECS::setCurrentServer ( ilECSSetting $server = null )

Set current server.

Parameters

ilECSSetting $server

Definition at line 65 of file class.ilAuthProviderECS.php.

    {
        $this->currentServer = $server;
    }

References $server.

Referenced by doAuthentication().

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◆ setMID()

ilAuthProviderECS::setMID ( $a_mid )

Definition at line 56 of file class.ilAuthProviderECS.php.

    {
        $this->mid = $a_mid;
    }

Referenced by validateHash().

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◆ updateUser()

ilAuthProviderECS::updateUser	(	ilECSUser	$user,
			$a_local_user_id
	)

protected

update existing user

@access protected

Definition at line 330 of file class.ilAuthProviderECS.php.

    {
        global $DIC;
 
        $ilClientIniFile = $DIC['ilClientIniFile'];
        $ilLog = $DIC['ilLog'];
        $rbacadmin = $DIC['rbacadmin'];
        
        $user_obj = new ilObjUser($a_local_user_id);
        $user_obj->setFirstname($user->getFirstname());
        $user_obj->setLastname($user->getLastname());
        $user_obj->setEmail($user->getEmail());
        $user_obj->setInstitution($user->getInstitution());
        $user_obj->setActive(true);
        
        $until = $user_obj->getTimeLimitUntil();
 
        if ($until < (time() + $ilClientIniFile->readVariable('session', 'expire'))) {
            $user_obj->setTimeLimitFrom(time() - 60);
            $user_obj->setTimeLimitUntil(time() + $ilClientIniFile->readVariable("session", "expire"));
        }
        $user_obj->update();
        $user_obj->refreshLogin();
        
        if ($global_role = $this->getCurrentServer()->getGlobalRole()) {
            $rbacadmin->assignUser(
                $this->getCurrentServer()->getGlobalRole(),
                $user_obj->getId(),
                true
            );
        }
        
        $this->resetMailOptions($a_local_user_id);
 
        $this->getLogger()->debug('Finished update of remote user with usr_id: ' . $user->getImportId());
        return $user_obj->getLogin();
    }

References $DIC, getCurrentServer(), ilECSUser\getEmail(), ilECSUser\getFirstname(), ilECSUser\getImportId(), ilECSUser\getInstitution(), ilECSUser\getLastname(), ilAuthProvider\getLogger(), and resetMailOptions().

Referenced by handleLogin().

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◆ validateHash()

ilAuthProviderECS::validateHash ( )

Validate ECS hash.

@access public

Parameters

string	username
string	pass

Definition at line 170 of file class.ilAuthProviderECS.php.

    {
        global $DIC;
 
        $ilLog = $DIC['ilLog'];
        
        // fetch hash
        if (isset($_GET['ecs_hash']) and strlen($_GET['ecs_hash'])) {
            $hash = $_GET['ecs_hash'];
        }
        if (isset($_GET['ecs_hash_url'])) {
            $hashurl = urldecode($_GET['ecs_hash_url']);
            $hash = basename(parse_url($hashurl, PHP_URL_PATH));
            //$hash = urldecode($_GET['ecs_hash_url']);
        }
        
        $this->getLogger()->info('Using ecs hash: ' . $hash);
        // Check if hash is valid ...
        try {
            include_once('./Services/WebServices/ECS/classes/class.ilECSConnector.php');
            $connector = new ilECSConnector($this->getCurrentServer());
            $res = $connector->getAuth($hash);
            $auths = $res->getResult();
            
            $this->getLogger()->dump($auths, ilLogLevel::DEBUG);
 
            if ($auths->pid) {
                try {
                    include_once './Services/WebServices/ECS/classes/class.ilECSCommunityReader.php';
                    $reader = ilECSCommunityReader::getInstanceByServerId($this->getCurrentServer()->getServerId());
                    foreach ($reader->getParticipantsByPid($auths->pid) as $participant) {
                        if ($participant->getOrganisation() instanceof \ilECSOrganisation) {
                            $this->abreviation = $participant->getOrganisation()->getAbbreviation();
                            break;
                        }
                    }
                    if (!$this->abreviation) {
                        $this->abreviation = $auths->abbr;
                    }
                } catch (Exception $e) {
                    $this->getLogger()->warning('Authentication failed with message: ' . $e->getMessage());
                    return false;
                }
            } else {
                $this->abreviation = $auths->abbr;
            }
            
            $this->getLogger()->debug('Got abbreviation: ' . $this->abreviation);
        } catch (ilECSConnectorException $e) {
            $this->getLogger()->warning('Authentication failed with message: ' . $e->getMessage());
            return false;
        }
        
        // read current mid
        try {
            include_once('./Services/WebServices/ECS/classes/class.ilECSConnector.php');
            $connector = new ilECSConnector($this->getCurrentServer());
            $details = $connector->getAuth($hash, true);
            
            $this->getLogger()->dump($details, ilLogLevel::DEBUG);
            $this->getLogger()->debug('Token create for mid: ' . $details->getFirstSender());
            
            $this->setMID($details->getFirstSender());
        } catch (ilECSConnectorException $e) {
            $this->getLogger()->warning('Receiving mid failed with message: ' . $e->getMessage());
            return false;
        }
        return true;
    }