| 1 |  |  | <?php | 
            
                                                                                                            
                            
            
                                    
            
            
                | 2 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 3 |  |  | namespace Firesphere\BootstrapMFA\Models; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 4 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 5 |  |  | use Firesphere\BootstrapMFA\Generators\CodeGenerator; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 6 |  |  | use SilverStripe\Control\Controller; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 7 |  |  | use SilverStripe\Control\Director; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 8 |  |  | use SilverStripe\Control\Email\Email; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 9 |  |  | use SilverStripe\Core\Config\Config; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 10 |  |  | use SilverStripe\Core\Injector\Injector; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 11 |  |  | use SilverStripe\ORM\DataList; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 12 |  |  | use SilverStripe\ORM\DataObject; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 13 |  |  | use SilverStripe\Security\Member; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 14 |  |  | use SilverStripe\Security\Security; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 15 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 16 |  |  | /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 17 |  |  |  * Class BackupCode | 
            
                                                                                                            
                            
            
                                    
            
            
                | 18 |  |  |  * | 
            
                                                                                                            
                            
            
                                    
            
            
                | 19 |  |  |  * @property string $Code | 
            
                                                                                                            
                            
            
                                    
            
            
                | 20 |  |  |  * @property boolean $Used | 
            
                                                                                                            
                            
            
                                    
            
            
                | 21 |  |  |  * @property int $MemberID | 
            
                                                                                                            
                            
            
                                    
            
            
                | 22 |  |  |  * @method Member Member() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 23 |  |  |  */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 24 |  |  | class BackupCode extends DataObject | 
            
                                                                                                            
                            
            
                                    
            
            
                | 25 |  |  | { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 26 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 27 |  |  |      * @var string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 28 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 29 |  |  |     private static $table_name = 'BackupCode'; | 
                            
                    |  |  |  | 
                                                                                        
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                | 30 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 31 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 32 |  |  |      * @var array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 33 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 34 |  |  |     private static $db = [ | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 35 |  |  |         'Code' => 'Varchar(255)', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 36 |  |  |         'Used' => 'Boolean(false)' | 
            
                                                                                                            
                            
            
                                    
            
            
                | 37 |  |  |     ]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 38 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 39 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 40 |  |  |      * @var array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 41 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 42 |  |  |     private static $has_one = [ | 
                            
                    |  |  |  | 
                                                                                        
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                | 43 |  |  |         'Member' => Member::class | 
            
                                                                                                            
                            
            
                                    
            
            
                | 44 |  |  |     ]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 45 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 46 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 47 |  |  |      * @var array | 
            
                                                                                                            
                            
            
                                    
            
            
                | 48 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 49 |  |  |     private static $indexes = [ | 
                            
                    |  |  |  | 
                                                                                        
                                                                                     | 
            
                                                                                                            
                            
            
                                    
            
            
                | 50 |  |  |         'Code' => [ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 51 |  |  |             'type'    => 'unique', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 52 |  |  |             'columns' => ['MemberID', 'Code'], | 
            
                                                                                                            
                            
            
                                    
            
            
                | 53 |  |  |         ], | 
            
                                                                                                            
                            
            
                                    
            
            
                | 54 |  |  |     ]; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 55 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 56 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 57 |  |  |      * @param Member $member | 
            
                                                                                                            
                            
            
                                    
            
            
                | 58 |  |  |      * @return DataList|static[] | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 59 |  |  |      */ | 
            
                                                                        
                            
            
                                    
            
            
                | 60 |  |  |     public static function getTokensForMember($member) | 
            
                                                                        
                            
            
                                    
            
            
                | 61 |  |  |     { | 
            
                                                                        
                            
            
                                    
            
            
                | 62 |  |  |         return static::get()->filter(['MemberID' => $member->ID]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 63 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 64 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 65 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 66 |  |  |      * @param Member $member | 
            
                                                                                                            
                            
            
                                    
            
            
                | 67 |  |  |      * @throws \SilverStripe\ORM\ValidationException | 
            
                                                                                                            
                            
            
                                    
            
            
                | 68 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 69 |  |  |     public static function generateTokensForMember($member) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 70 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 71 |  |  |         if (Security::getCurrentUser() && (int)Security::getCurrentUser()->ID !== $member->ID) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 72 |  |  |             self::sendWarningEmail($member); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 73 |  |  |         } else { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 74 |  |  |             $message = _t( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 75 |  |  |                 self::class . '.SESSIONMESSAGE_START', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 76 |  |  |                 '<p>Here are your tokens, please store them securily. ' . | 
            
                                                                                                            
                            
            
                                    
            
            
                | 77 |  |  |                 'They are stored hashed and can not be recovered, only reset.</p><p>' | 
            
                                                                                                            
                            
            
                                    
            
            
                | 78 |  |  |             ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 79 |  |  |             $session = Controller::curr()->getRequest()->getSession(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 80 |  |  |             $limit = static::config()->get('token_limit'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 81 |  |  |             for ($i = 0; $i < $limit; ++$i) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 82 |  |  |                 $token = self::createCode($member); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 83 |  |  |                 $message .= sprintf('%s<br />', $token); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 84 |  |  |             } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 85 |  |  |             $message .= '</p>'; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 86 |  |  |             $session->set('tokens', $message); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 87 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 88 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 89 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 90 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 91 |  |  |      * @param $member | 
            
                                                                                                            
                            
            
                                    
            
            
                | 92 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 93 |  |  |     public static function sendWarningEmail($member) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 94 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 95 |  |  |         /** @var Email $mail */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 96 |  |  |         $mail = Email::create(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 97 |  |  |         $mail->setTo($member->Email); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 98 |  |  |         $mail->setFrom(Config::inst()->get(Email::class, 'admin_email')); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 99 |  |  |         $mail->setSubject(_t(self::class . '.REGENERATIONMAIL', 'Your backup tokens need to be regenerated')); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 100 |  |  |         $mail->setBody( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 101 |  |  |             _t( | 
            
                                                                                                            
                            
            
                                    
            
            
                | 102 |  |  |                 self::class . '.REGENERATIONREQUIRED', | 
            
                                                                                                            
                            
            
                                    
            
            
                | 103 |  |  |                 "<p>Your backup codes for multi factor authentication have been requested to regenerate by someone " | 
            
                                                                                                            
                            
            
                                    
            
            
                | 104 |  |  |                 . "that is not you. \n" | 
            
                                                                                                            
                            
            
                                    
            
            
                | 105 |  |  |                 . "Please visit the <a href='{url}/{segment}'>website to regenerate your backupcodes</a></p>", | 
            
                                                                                                            
                            
            
                                    
            
            
                | 106 |  |  |                 [ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 107 |  |  |                     'url'     => Director::absoluteBaseURL(), | 
            
                                                                                                            
                            
            
                                    
            
            
                | 108 |  |  |                     'segment' => Security::config()->get('lost_password_url') | 
            
                                                                                                            
                            
            
                                    
            
            
                | 109 |  |  |                 ] | 
            
                                                                                                            
                            
            
                                    
            
            
                | 110 |  |  |             ) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 111 |  |  |         ); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 112 |  |  |         $mail->send(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 113 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 114 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 115 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 116 |  |  |      * @param $member | 
            
                                                                                                            
                            
            
                                    
            
            
                | 117 |  |  |      * @return string | 
            
                                                                                                            
                            
            
                                    
            
            
                | 118 |  |  |      * @throws \SilverStripe\ORM\ValidationException | 
            
                                                                                                            
                            
            
                                    
            
            
                | 119 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 120 |  |  |     private static function createCode($member) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 121 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 122 |  |  |         $code = static::create([ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 123 |  |  |             'MemberID' => $member->ID | 
            
                                                                                                            
                            
            
                                    
            
            
                | 124 |  |  |         ]); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 125 |  |  |         $token = $code->Code; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 126 |  |  |         $code->write(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 127 |  |  |         $code->destroy(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 128 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 129 |  |  |         return $token; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 130 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 131 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 132 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 133 |  |  |      * @return DataObject | 
            
                                                                                                            
                            
            
                                    
            
            
                | 134 |  |  |      * @throws \Psr\Container\NotFoundExceptionInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 135 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 136 |  |  |     public function populateDefaults() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 137 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 138 |  |  |         $this->Code = $this->generateToken(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 139 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 140 |  |  |         return parent::populateDefaults(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 141 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 142 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 143 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 144 |  |  |      * @return mixed | 
            
                                                                                                            
                            
            
                                    
            
            
                | 145 |  |  |      * @throws \Psr\Container\NotFoundExceptionInterface | 
            
                                                                                                            
                            
            
                                    
            
            
                | 146 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 147 |  |  |     protected function generateToken() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 148 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 149 |  |  |         $config = Config::inst()->get(CodeGenerator::class); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 150 |  |  |         /** @var CodeGenerator $generator */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 151 |  |  |         $generator = Injector::inst()->get(CodeGenerator::class) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 152 |  |  |             ->setLength($config['length']); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 153 |  |  |         switch ($config['type']) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 154 |  |  |             case 'mixed': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 155 |  |  |                 $generator->alphanumeric(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 156 |  |  |                 break; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 157 |  |  |             case 'numeric': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 158 |  |  |                 $generator->numbersonly(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 159 |  |  |                 break; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 160 |  |  |             case 'characters': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 161 |  |  |                 $generator->charactersonly(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 162 |  |  |                 break; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 163 |  |  |             default: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 164 |  |  |                 $generator->numbersonly(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 165 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 166 |  |  |         switch ($config['case']) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 167 |  |  |             case 'upper': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 168 |  |  |                 $generator->uppercase(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 169 |  |  |                 break; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 170 |  |  |             case 'lower': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 171 |  |  |                 $generator->lowercase(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 172 |  |  |                 break; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 173 |  |  |             case 'mixed': | 
            
                                                                                                            
                            
            
                                    
            
            
                | 174 |  |  |                 $generator->mixedcase(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 175 |  |  |                 break; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 176 |  |  |             default: | 
            
                                                                                                            
                            
            
                                    
            
            
                | 177 |  |  |                 $generator->mixedcase(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 178 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 179 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 180 |  |  |         return $generator->generate(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 181 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 182 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 183 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 184 |  |  |      * @throws \SilverStripe\Security\PasswordEncryptor_NotFoundException | 
            
                                                                                                            
                            
            
                                    
            
            
                | 185 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 186 |  |  |     public function onBeforeWrite() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 187 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 188 |  |  |         parent::onBeforeWrite(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 189 |  |  |         // Encrypt a new temporary key before writing to the database | 
            
                                                                                                            
                            
            
                                    
            
            
                | 190 |  |  |         if (!$this->Used) { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 191 |  |  |             $hashingMethod = Security::config()->get('password_encryption_algorithm'); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 192 |  |  |             $hashed = Security::encrypt_password($this->Code, $this->Member()->BackupCodeSalt, $hashingMethod); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 193 |  |  |             $this->Code = $hashed['password']; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 194 |  |  |         } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 195 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 196 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 197 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 198 |  |  |      * @return $this | 
            
                                                                                                            
                            
            
                                    
            
            
                | 199 |  |  |      * @throws \SilverStripe\ORM\ValidationException | 
            
                                                                                                            
                            
            
                                    
            
            
                | 200 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 201 |  |  |     public function expire() | 
            
                                                                                                            
                            
            
                                    
            
            
                | 202 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 203 |  |  |         $this->Used = true; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 204 |  |  |         $this->write(); | 
            
                                                                                                            
                            
            
                                    
            
            
                | 205 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 206 |  |  |         return $this; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 207 |  |  |     } | 
            
                                                                                                            
                            
            
                                    
            
            
                | 208 |  |  |  | 
            
                                                                                                            
                            
            
                                    
            
            
                | 209 |  |  |     /** | 
            
                                                                                                            
                            
            
                                    
            
            
                | 210 |  |  |      * @param null|Member $member | 
            
                                                                                                            
                            
            
                                    
            
            
                | 211 |  |  |      * @return bool | 
            
                                                                                                            
                            
            
                                    
            
            
                | 212 |  |  |      */ | 
            
                                                                                                            
                            
            
                                    
            
            
                | 213 |  |  |     public function canEdit($member = null) | 
            
                                                                                                            
                            
            
                                    
            
            
                | 214 |  |  |     { | 
            
                                                                                                            
                            
            
                                    
            
            
                | 215 |  |  |         return false; | 
            
                                                                                                            
                            
            
                                    
            
            
                | 216 |  |  |     } | 
            
                                                                                                            
                                                                
            
                                    
            
            
                | 217 |  |  | } | 
            
                                                        
            
                                    
            
            
                | 218 |  |  |  |