148 lines
3.9 KiB
PHP
148 lines
3.9 KiB
PHP
<?php
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/**************************
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* API AuthSystem *
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* 08-12-2016 *
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***************************
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* Designed & Developed by *
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* xdrm-brackets *
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***************************
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* https://xdrm.io/ *
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**************************/
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namespace api\core;
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use \error\core\Err;
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use \error\core\Error;
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use \database\core\Repo;
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use \database\repo\professor;
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class AuthSystemDefault implements AuthSystem{
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public function __construct(){
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/* (1) Init session variables
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---------------------------------------------------------*/
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if( !isset($_SESSION['CAS']) || !is_array($_SESSION['CAS']) ) $_SESSION['CAS'] = [];
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if( !isset($_SESSION['AUTH']) || !is_array($_SESSION['AUTH']) ) $_SESSION['AUTH'] = [];
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/* (2) Check CAS
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---------------------------------------------------------*/
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if( (!isset($_SESSION["isLogged"]) || !$_SESSION["isLogged"]) && isset($_SESSION['CAS']['login']) && isset($_SESSION['CAS']['ticket']) ){
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/* (1) If the user is not logged we try to retrive the list of the linked department*/
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/** @var professor $prof_repo */
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$prof_repo = Repo::getRepo('professor');
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/* (2) Get professor with this login */
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$deps = $prof_repo->getLinkedDepartment($_SESSION['CAS']['login']);
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if(is_array($deps)){
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$_SESSION['CurrentDatabase'] = $deps[0]["dbName"];
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$_SESSION['CurrentDepartementId'] = $deps[0]["idDep"];
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Repo::switchDatabase($_SESSION['CurrentDatabase']);
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$by_login = $prof_repo->getByLogin($_SESSION['CAS']['login']);
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/* (3) If found -> store useful information */
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if( is_array($by_login) && isset($by_login['idProfesseur']) && isset($by_login['admin']) ){
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$_SESSION['CAS']['admin'] = (bool) $by_login['admin'];
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$_SESSION['CAS']['id'] = (int) $by_login['idProfesseur'];
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$_SESSION["isLogged"] = true;
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/* (4) If no login found -> remove CAS auth */
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}else
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$_SESSION['CAS'] = [];
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}else{
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$_SESSION['CAS'] = [];
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}
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}
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/* (3) Process AUTH
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---------------------------------------------------------*/
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/* (1) cas_admin | cas_user */
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if( isset($_SESSION['CAS']['admin']) && is_bool($_SESSION['CAS']['admin']) ){
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// by default: cas_user
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$_SESSION['AUTH'] = ['cas_user'];
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// if admin: cas_admin
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if( $_SESSION['CAS']['admin'] === true )
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$_SESSION['AUTH'][] = 'cas_admin';
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/* (2) Remove cas in AUTH */
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}else{
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$_SESSION['AUTH'] = \array_diff($_SESSION['AUTH'], ['cas_user']);
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$_SESSION['AUTH'] = \array_diff($_SESSION['AUTH'], ['cas_admin']);
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}
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/* (2) Other permissions */
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// TODO
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}
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/** VERIFICATION DES ACCES EN FONCTION DE PERMISSIONS ATTENDUES
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*
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* @param array $expected Liste des permissions attendues
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*
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* @return Error Erreur associée à la permission (Success/PermissionError/TokenError/etc)
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*
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*/
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public static function permission(array $expected) : Error{
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/* (1) Check format -> if not array of array(s) -> ERROR
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---------------------------------------------------------*/
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/* (1) If not array of array(s) -> ERROR */
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foreach($expected as $permission_group)
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if( !is_array($permission_group) )
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return new Error(Err::FormatError);
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/* (2) For each OR group
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---------------------------------------------------------*/
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foreach($expected as $OR_group){
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/* (1) By default suppose the group is valid */
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// -> an empty group will grant permission to all
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$valid_group = true;
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/* (2) Check for each AND permission in the group */
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foreach($OR_group as $AND_perm){
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/* (3) If not in session.auth -> invalidate the permission group */
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if( !in_array($AND_perm, $_SESSION['AUTH']) ){
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$valid_group = false;
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break;
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}
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}
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/* (4) If valid group -> Success */
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if( $valid_group )
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return new Error(Err::Success);
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}
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/* (5) If no valid group -> permission error */
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return new Error(Err::PermissionError);
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}
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}
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?>
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