Tiqr / tiqr-server-libphp

library/tiqr/Tiqr/API/Client.php

Spacing +3 added lines, -3 removed lines

@@ -25,7 +25,7 @@ 
      */
     public function setBaseURL($apiBaseURL)
     {
-        $this->_apiBaseURL = rtrim($apiBaseURL, '/') . '/';
+        $this->_apiBaseURL = rtrim($apiBaseURL, '/').'/';
     }
 
     /**
@@ -78,7 +78,7 @@ 
     protected function callAPI($resource, $method = "GET", $data = array(), $headers = array())
     {
         $ch = curl_init();
-        curl_setopt($ch, CURLOPT_URL, $this->_apiBaseURL . ltrim($resource, '/'));
+        curl_setopt($ch, CURLOPT_URL, $this->_apiBaseURL.ltrim($resource, '/'));
         curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
 
         // Explicitly empty null values, because http_build_query will throw away
@@ -107,7 +107,7 @@ 
 
         $headerArray = array();
         foreach ($headers as $key => $value) {
-            $headerArray[] = $key . ': ' . $value;
+            $headerArray[] = $key.': '.$value;
         }
 
         curl_setopt($ch, CURLOPT_HTTPHEADER, $headerArray);

library/tiqr/Tiqr/UserStorage/Encryption/Interface.php

Indentation +1 added lines, -1 removed lines

@@ -41,7 +41,7 @@
     public function encrypt($data);
     
     /**
-      * Decrypts the given data.
+     * Decrypts the given data.
      *
      * @param String $data Data to decrypt.
      *

library/tiqr/Tiqr/UserStorage/Encryption/Mcrypt.php

Indentation +1 added lines, -1 removed lines

@@ -57,7 +57,7 @@
     }
     
     /**
-      * Decrypts the given data.
+     * Decrypts the given data.
      *
      * @param String $data Data to decrypt.
      *

library/tiqr/Tiqr/UserStorage/Ldap.php

Indentation +1 added lines, -1 removed lines

@@ -127,7 +127,7 @@
      */
     public function __construct($config, $secretconfig = array())
     {
-	    parent::__construct($config, $secretconfig);
+        parent::__construct($config, $secretconfig);
 
         $this->_userClass = isset($config['userClass']) ? $config['userClass'] : "tiqrPerson";
         $this->_dnPattern = isset($config['dnPattern']) ? $config['dnPattern'] : "%s";        

Spacing +1 added lines, -1 removed lines

@@ -162,7 +162,7 @@
      * 
      * @return mixed LDAP attribute value
      */
-    protected function _getLDAPAttribute($entry, $attribName, $index=0)
+    protected function _getLDAPAttribute($entry, $attribName, $index = 0)
     {
         $attribName = strtolower($attribName);
         

library/tiqr/Tiqr/UserStorage/GenericStore.php

Spacing +2 added lines, -2 removed lines

@@ -54,7 +54,7 @@ 
     public function userExists($userId)
     {
         $user = $this->_loadUser($userId, FALSE);
-        return (is_array($user)||is_object($user)); 
+        return (is_array($user) || is_object($user)); 
     }
 
     /**
@@ -153,7 +153,7 @@ 
         if ($data = $this->_loadUser($userId)) {
             $timestamp = $this->getTemporaryBlockTimestamp($userId);
             // if not blocked or block is expired, return false
-            if (!isset($data["blocked"]) || $data["blocked"]==false || (false !== $timestamp && false != $duration && (strtotime($timestamp) + $duration * 60) < time())) {
+            if (!isset($data["blocked"]) || $data["blocked"] == false || (false !== $timestamp && false != $duration && (strtotime($timestamp) + $duration * 60) < time())) {
                 return false;
             }
         }

Indentation +3 added lines, -3 removed lines

@@ -43,7 +43,7 @@ 
     public function createUser($userId, $displayName) 
     {
         $user = array("userId"=>$userId,
-                      "displayName"=>$displayName);
+                        "displayName"=>$displayName);
         return $this->_saveUser($userId, $user);
     }
 
@@ -77,7 +77,7 @@ 
     {
         if ($data = $this->_loadUser($userId)) {
             if (isset($data["notificationType"])) {
-               return $data["notificationType"];
+                return $data["notificationType"];
             }
         }
         return NULL;
@@ -102,7 +102,7 @@ 
     {
         if ($data = $this->_loadUser($userId)) {
             if (isset($data["notificationAddress"])) {
-               return $data["notificationAddress"];
+                return $data["notificationAddress"];
             }
         }
         $this->logger->info('Unable to find notification address for user');

library/tiqr/Tiqr/UserStorage/File.php

Indentation +2 added lines, -2 removed lines

@@ -94,8 +94,8 @@
      */
     public function getPath()
     {
-         if (substr($this->_path, -1)!="/") return $this->_path."/";
-         return $this->_path;
+            if (substr($this->_path, -1)!="/") return $this->_path."/";
+            return $this->_path;
     }
     
 }

Braces +3 added lines, -1 removed lines

@@ -94,7 +94,9 @@
      */
     public function getPath()
     {
-         if (substr($this->_path, -1)!="/") return $this->_path."/";
+         if (substr($this->_path, -1)!="/") {
+             return $this->_path."/";
+         }
          return $this->_path;
     }
     

Spacing +2 added lines, -2 removed lines

@@ -72,7 +72,7 @@ 
 
         if ($data === NULL) {
             if ($failIfNotFound) {
-                throw new Exception('Error loading data for user: ' . var_export($userId, TRUE));
+                throw new Exception('Error loading data for user: '.var_export($userId, TRUE));
             } else {
                 $this->logger->error('Error loading data for user from user storage (file storage)');
                 return false;
@@ -102,7 +102,7 @@ 
      */
     public function getPath()
     {
-         if (substr($this->_path, -1)!="/") return $this->_path."/";
+         if (substr($this->_path, -1) != "/") return $this->_path."/";
          return $this->_path;
     }
     

library/tiqr/Tiqr/OATH/OCRAWrapper_v1.php

Indentation +2 added lines, -2 removed lines

@@ -90,9 +90,9 @@
      */
     public function verifyResponse($response, $secret, $challenge, $sessionKey)
     {
-         $expected = $this->calculateResponse($secret, $challenge, $sessionKey);
+            $expected = $this->calculateResponse($secret, $challenge, $sessionKey);
 
-         return ($expected == $response);
+            return ($expected == $response);
     }
 
     /**

Braces +3 added lines, -1 removed lines

@@ -107,7 +107,9 @@
     {
         // find the :QN10, -QN10, QH10 etc. bit
         $pos = stripos($ocraSuite, ":q");
-        if ($pos===false) $pos = stripos($ocraSuite, "-q");
+        if ($pos===false) {
+            $pos = stripos($ocraSuite, "-q");
+        }
         if ($pos===false) {
             // No challenge config specified. Since we only support challenge based OCRA, we fallback to default 10 digit hexadecimal.
             return array("format"=>"H", "length"=>10);

Spacing +7 added lines, -7 removed lines

@@ -63,7 +63,7 @@ 
      */
     public function generateSessionKey() 
     {
-        return bin2hex( Tiqr_Random::randomBytes(self::SESSIONKEY_SIZE) );
+        return bin2hex(Tiqr_Random::randomBytes(self::SESSIONKEY_SIZE));
     }
     
     /**
@@ -107,19 +107,19 @@ 
     {
         // find the :QN10, -QN10, QH10 etc. bit
         $pos = stripos($ocraSuite, ":q");
-        if ($pos===false) $pos = stripos($ocraSuite, "-q");
-        if ($pos===false) {
+        if ($pos === false) $pos = stripos($ocraSuite, "-q");
+        if ($pos === false) {
             // No challenge config specified. Since we only support challenge based OCRA, we fallback to default 10 digit hexadecimal.
             return array("format"=>"H", "length"=>10);
         }
-        $format = substr($ocraSuite, $pos+2, 1);
+        $format = substr($ocraSuite, $pos + 2, 1);
         if (!in_array($format, array("N", "A", "H"))) {
             $format = "H";
         }
         
-        $length = (int)substr($ocraSuite, $pos+3, 2);
+        $length = (int) substr($ocraSuite, $pos + 3, 2);
                 
-        if ($length<=0) {
+        if ($length <= 0) {
             $length = 10;
         }
         
@@ -190,7 +190,7 @@ 
      */
     protected function _calculateResponse($ocraSuite, $secret, $challenge, $sessionKey)
     {       
-        if (strpos(strtolower($ocraSuite), "qn")!==false) {
+        if (strpos(strtolower($ocraSuite), "qn") !== false) {
             
             // challenge is decimal, but generateOcra always wants it in hex.
             $challenge = dechex($challenge);

library/tiqr/Tiqr/OATH/HOTP.php

Indentation +32 added lines, -32 removed lines

@@ -48,24 +48,24 @@ 
      */
     protected function _getHash ($secret, $counter)
     {
-         // Counter
-         //the counter value can be more than one byte long, so we need to go multiple times
-         $cur_counter = array(0,0,0,0,0,0,0,0);
-         for($i=7;$i>=0;$i--)
-         {
-             $cur_counter[$i] = pack ('C*', $counter);
-             $counter = $counter >> 8;
-         }
-         $bin_counter = implode($cur_counter);
-         // Pad to 8 chars
-         if (strlen ($bin_counter) < 8)
-         {
-             $bin_counter = str_repeat (chr(0), 8 - strlen ($bin_counter)) . $bin_counter;
-         }
+            // Counter
+            //the counter value can be more than one byte long, so we need to go multiple times
+            $cur_counter = array(0,0,0,0,0,0,0,0);
+            for($i=7;$i>=0;$i--)
+            {
+                $cur_counter[$i] = pack ('C*', $counter);
+                $counter = $counter >> 8;
+            }
+            $bin_counter = implode($cur_counter);
+            // Pad to 8 chars
+            if (strlen ($bin_counter) < 8)
+            {
+                $bin_counter = str_repeat (chr(0), 8 - strlen ($bin_counter)) . $bin_counter;
+            }
      
-         // HMAC
-         $hash = hash_hmac ('sha1', $bin_counter, $secret);
-         return $hash;
+            // HMAC
+            $hash = hash_hmac ('sha1', $bin_counter, $secret);
+            return $hash;
     }
  
     /**
@@ -76,22 +76,22 @@ 
      */
     protected function _truncate($hash, $length = 6)
     {
-         // Convert to dec
-         foreach(str_split($hash,2) as $hex)
-         {
-             $hmac_result[]=hexdec($hex);
-         }
+            // Convert to dec
+            foreach(str_split($hash,2) as $hex)
+            {
+                $hmac_result[]=hexdec($hex);
+            }
      
-         // Find offset
-         $offset = $hmac_result[19] & 0xf;  
+            // Find offset
+            $offset = $hmac_result[19] & 0xf;  
      
-         // Algorithm from RFC
-         return
-         (
-             (($hmac_result[$offset+0] & 0x7f) << 24 ) |
-             (($hmac_result[$offset+1] & 0xff) << 16 ) |
-             (($hmac_result[$offset+2] & 0xff) << 8 ) |
-             ($hmac_result[$offset+3] & 0xff)
-         ) % pow(10,$length);
+            // Algorithm from RFC
+            return
+            (
+                (($hmac_result[$offset+0] & 0x7f) << 24 ) |
+                (($hmac_result[$offset+1] & 0xff) << 16 ) |
+                (($hmac_result[$offset+2] & 0xff) << 8 ) |
+                ($hmac_result[$offset+3] & 0xff)
+            ) % pow(10,$length);
     }
 }

Spacing +14 added lines, -14 removed lines

@@ -46,25 +46,25 @@ 
      * @param String $counter
      * @return String hash
      */
-    protected function _getHash ($secret, $counter)
+    protected function _getHash($secret, $counter)
     {
          // Counter
          //the counter value can be more than one byte long, so we need to go multiple times
-         $cur_counter = array(0,0,0,0,0,0,0,0);
-         for($i=7;$i>=0;$i--)
+         $cur_counter = array(0, 0, 0, 0, 0, 0, 0, 0);
+         for ($i = 7; $i >= 0; $i--)
          {
-             $cur_counter[$i] = pack ('C*', $counter);
+             $cur_counter[$i] = pack('C*', $counter);
              $counter = $counter >> 8;
          }
          $bin_counter = implode($cur_counter);
          // Pad to 8 chars
-         if (strlen ($bin_counter) < 8)
+         if (strlen($bin_counter) < 8)
          {
-             $bin_counter = str_repeat (chr(0), 8 - strlen ($bin_counter)) . $bin_counter;
+             $bin_counter = str_repeat(chr(0), 8 - strlen($bin_counter)).$bin_counter;
          }
      
          // HMAC
-         $hash = hash_hmac ('sha1', $bin_counter, $secret);
+         $hash = hash_hmac('sha1', $bin_counter, $secret);
          return $hash;
     }
  
@@ -77,9 +77,9 @@ 
     protected function _truncate($hash, $length = 6)
     {
          // Convert to dec
-         foreach(str_split($hash,2) as $hex)
+         foreach (str_split($hash, 2) as $hex)
          {
-             $hmac_result[]=hexdec($hex);
+             $hmac_result[] = hexdec($hex);
          }
      
          // Find offset
@@ -88,10 +88,10 @@ 
          // Algorithm from RFC
          return
          (
-             (($hmac_result[$offset+0] & 0x7f) << 24 ) |
-             (($hmac_result[$offset+1] & 0xff) << 16 ) |
-             (($hmac_result[$offset+2] & 0xff) << 8 ) |
-             ($hmac_result[$offset+3] & 0xff)
-         ) % pow(10,$length);
+             (($hmac_result[$offset + 0] & 0x7f) << 24) |
+             (($hmac_result[$offset + 1] & 0xff) << 16) |
+             (($hmac_result[$offset + 2] & 0xff) << 8) |
+             ($hmac_result[$offset + 3] & 0xff)
+         ) % pow(10, $length);
     }
 }

library/tiqr/Tiqr/OATH/OCRA_v1.php

Indentation +8 added lines, -8 removed lines

@@ -46,8 +46,8 @@ 
             $keyBytes,
             $text)
     {
-         $hash = hash_hmac ($crypto, $text, $keyBytes);
-         return $hash;
+            $hash = hash_hmac ($crypto, $text, $keyBytes);
+            return $hash;
     }
 
     /**
@@ -83,12 +83,12 @@ 
      * {@link truncationDigits} digits
      */
     static function generateOCRA($ocraSuite,
-                                 $key,
-                                 $counter,
-                                 $question,
-                                 $password,
-                                 $sessionInformation,
-                                 $timeStamp)
+                                    $key,
+                                    $counter,
+                                    $question,
+                                    $password,
+                                    $sessionInformation,
+                                    $timeStamp)
     {
         $codeDigits = 0;
         $crypto = "";

Braces +24 added lines, -16 removed lines

@@ -101,12 +101,15 @@ 
         $sessionInformationLength = 0;
         $timeStampLength = 0;
 
-        if(stripos($ocraSuite, "sha1")!==false)
-            $crypto = "sha1";
-        if(stripos($ocraSuite, "sha256")!==false)
-            $crypto = "sha256";
-        if(stripos($ocraSuite, "sha512")!==false)
-            $crypto = "sha512";
+        if(stripos($ocraSuite, "sha1")!==false) {
+                    $crypto = "sha1";
+        }
+        if(stripos($ocraSuite, "sha256")!==false) {
+                    $crypto = "sha256";
+        }
+        if(stripos($ocraSuite, "sha512")!==false) {
+                    $crypto = "sha512";
+        }
 
         // How many digits should we return
         $oS = substr($ocraSuite, strpos($ocraSuite, ":")+1, strpos($ocraSuite, ":", strpos($ocraSuite, ":")+1) -strpos($ocraSuite, ":")-1);
@@ -116,31 +119,35 @@ 
         // Counter
         if(stripos($ocraSuite, ":c") !==false) {
             // Fix the length of the HEX string
-            while(strlen($counter) < 16)
-                $counter = "0" . $counter;
+            while(strlen($counter) < 16) {
+                            $counter = "0" . $counter;
+            }
             $counterLength=8;
         }
         // Question
         if(stripos($ocraSuite, ":q")!==false ||
                 stripos($ocraSuite, "-q")!==false) {
-            while(strlen($question) < 256)
-                $question = $question . "0";
+            while(strlen($question) < 256) {
+                            $question = $question . "0";
+            }
             $questionLength=128;
         }
 
         // Password
         if(stripos($ocraSuite, ":p")!==false ||
                 stripos($ocraSuite, "-p") !==false) {
-            while(strlen($password) < 40)
-                $password = "0" . $password;
+            while(strlen($password) < 40) {
+                            $password = "0" . $password;
+            }
             $passwordLength=20;
         }
 
         // sessionInformation
         if(stripos($ocraSuite, ":s") !==false ||
                 stripos($ocraSuite, "-s", strpos($ocraSuite, ":", strpos($ocraSuite, ":")+1)) !== false) {
-            while(strlen($sessionInformation) < 128)
-                $sessionInformation = "0" . $sessionInformation;
+            while(strlen($sessionInformation) < 128) {
+                            $sessionInformation = "0" . $sessionInformation;
+            }
 
             $sessionInformationLength=64;
         }
@@ -148,8 +155,9 @@ 
         // TimeStamp
         if(stripos($ocraSuite, ":t") !==false ||
                 stripos($ocraSuite, "-t") !== false) {
-            while(strlen($timeStamp) < 16)
-                $timeStamp = "0" . $timeStamp;
+            while(strlen($timeStamp) < 16) {
+                            $timeStamp = "0" . $timeStamp;
+            }
             $timeStampLength=8;
         }
 

Spacing +49 added lines, -49 removed lines

@@ -46,7 +46,7 @@ 
             $keyBytes,
             $text)
     {
-         $hash = hash_hmac ($crypto, $text, $keyBytes);
+         $hash = hash_hmac($crypto, $text, $keyBytes);
          return $hash;
     }
 
@@ -57,7 +57,7 @@ 
      *
      * @return String a string with raw bytes
      */
-    private static function _hexStr2Bytes($hex){
+    private static function _hexStr2Bytes($hex) {
         return pack("H*", $hex);
     }
 
@@ -101,63 +101,63 @@ 
         $sessionInformationLength = 0;
         $timeStampLength = 0;
 
-        if(stripos($ocraSuite, "sha1")!==false)
+        if (stripos($ocraSuite, "sha1") !== false)
             $crypto = "sha1";
-        if(stripos($ocraSuite, "sha256")!==false)
+        if (stripos($ocraSuite, "sha256") !== false)
             $crypto = "sha256";
-        if(stripos($ocraSuite, "sha512")!==false)
+        if (stripos($ocraSuite, "sha512") !== false)
             $crypto = "sha512";
 
         // How many digits should we return
-        $oS = substr($ocraSuite, strpos($ocraSuite, ":")+1, strpos($ocraSuite, ":", strpos($ocraSuite, ":")+1) -strpos($ocraSuite, ":")-1);
-        $codeDigits = substr($oS, strrpos($oS, "-")+1);
+        $oS = substr($ocraSuite, strpos($ocraSuite, ":") + 1, strpos($ocraSuite, ":", strpos($ocraSuite, ":") + 1) - strpos($ocraSuite, ":") - 1);
+        $codeDigits = substr($oS, strrpos($oS, "-") + 1);
         
         // The size of the byte array message to be encrypted
         // Counter
-        if(stripos($ocraSuite, ":c") !==false) {
+        if (stripos($ocraSuite, ":c") !== false) {
             // Fix the length of the HEX string
-            while(strlen($counter) < 16)
-                $counter = "0" . $counter;
-            $counterLength=8;
+            while (strlen($counter) < 16)
+                $counter = "0".$counter;
+            $counterLength = 8;
         }
         // Question
-        if(stripos($ocraSuite, ":q")!==false ||
-                stripos($ocraSuite, "-q")!==false) {
-            while(strlen($question) < 256)
-                $question = $question . "0";
-            $questionLength=128;
+        if (stripos($ocraSuite, ":q") !== false ||
+                stripos($ocraSuite, "-q") !== false) {
+            while (strlen($question) < 256)
+                $question = $question."0";
+            $questionLength = 128;
         }
 
         // Password
-        if(stripos($ocraSuite, ":p")!==false ||
-                stripos($ocraSuite, "-p") !==false) {
-            while(strlen($password) < 40)
-                $password = "0" . $password;
-            $passwordLength=20;
+        if (stripos($ocraSuite, ":p") !== false ||
+                stripos($ocraSuite, "-p") !== false) {
+            while (strlen($password) < 40)
+                $password = "0".$password;
+            $passwordLength = 20;
         }
 
         // sessionInformation
-        if(stripos($ocraSuite, ":s") !==false ||
-                stripos($ocraSuite, "-s", strpos($ocraSuite, ":", strpos($ocraSuite, ":")+1)) !== false) {
-            while(strlen($sessionInformation) < 128)
-                $sessionInformation = "0" . $sessionInformation;
+        if (stripos($ocraSuite, ":s") !== false ||
+                stripos($ocraSuite, "-s", strpos($ocraSuite, ":", strpos($ocraSuite, ":") + 1)) !== false) {
+            while (strlen($sessionInformation) < 128)
+                $sessionInformation = "0".$sessionInformation;
 
-            $sessionInformationLength=64;
+            $sessionInformationLength = 64;
         }
              
         // TimeStamp
-        if(stripos($ocraSuite, ":t") !==false ||
+        if (stripos($ocraSuite, ":t") !== false ||
                 stripos($ocraSuite, "-t") !== false) {
-            while(strlen($timeStamp) < 16)
-                $timeStamp = "0" . $timeStamp;
-            $timeStampLength=8;
+            while (strlen($timeStamp) < 16)
+                $timeStamp = "0".$timeStamp;
+            $timeStampLength = 8;
         }
 
         // Put the bytes of "ocraSuite" parameters into the message
         
-        $msg = array_fill(0,$ocraSuiteLength+$counterLength+$questionLength+$passwordLength+$sessionInformationLength+$timeStampLength+1, 0);
+        $msg = array_fill(0, $ocraSuiteLength + $counterLength + $questionLength + $passwordLength + $sessionInformationLength + $timeStampLength + 1, 0);
                 
-        for($i=0;$i<strlen($ocraSuite);$i++) {
+        for ($i = 0; $i < strlen($ocraSuite); $i++) {
             $msg[$i] = $ocraSuite[$i];
         }
         
@@ -166,9 +166,9 @@ 
 
         // Put the bytes of "Counter" to the message
         // Input is HEX encoded
-        if($counterLength > 0 ) {
+        if ($counterLength > 0) {
             $bArray = self::_hexStr2Bytes($counter);
-            for ($i=0;$i<strlen($bArray);$i++) {
+            for ($i = 0; $i < strlen($bArray); $i++) {
                 $msg [$i + $ocraSuiteLength + 1] = $bArray[$i];
             }
         }
@@ -176,36 +176,36 @@ 
 
         // Put the bytes of "question" to the message
         // Input is text encoded
-        if($questionLength > 0 ) {
+        if ($questionLength > 0) {
             $bArray = self::_hexStr2Bytes($question);
-            for ($i=0;$i<strlen($bArray);$i++) {
+            for ($i = 0; $i < strlen($bArray); $i++) {
                 $msg [$i + $ocraSuiteLength + 1 + $counterLength] = $bArray[$i];
             }
         }
 
         // Put the bytes of "password" to the message
         // Input is HEX encoded
-        if($passwordLength > 0){
+        if ($passwordLength > 0) {
             $bArray = self::_hexStr2Bytes($password);
-            for ($i=0;$i<strlen($bArray);$i++) {
+            for ($i = 0; $i < strlen($bArray); $i++) {
                 $msg [$i + $ocraSuiteLength + 1 + $counterLength + $questionLength] = $bArray[$i];
             }
         }
 
         // Put the bytes of "sessionInformation" to the message
         // Input is text encoded
-        if($sessionInformationLength > 0 ){
+        if ($sessionInformationLength > 0) {
             $bArray = self::_hexStr2Bytes($sessionInformation);
-            for ($i=0;$i<strlen($bArray);$i++) {
+            for ($i = 0; $i < strlen($bArray); $i++) {
                 $msg [$i + $ocraSuiteLength + 1 + $counterLength + $questionLength + $passwordLength] = $bArray[$i];
             }
         }
 
         // Put the bytes of "time" to the message
         // Input is text value of minutes
-        if($timeStampLength > 0){
+        if ($timeStampLength > 0) {
             $bArray = self::_hexStr2Bytes($timestamp);
-            for ($i=0;$i<strlen($bArray);$i++) {
+            for ($i = 0; $i < strlen($bArray); $i++) {
                 $msg [$i + $ocraSuiteLength + 1 + $counterLength + $questionLength + $passwordLength + $sessionInformationLength] = $bArray[$i];
             }
         }
@@ -227,9 +227,9 @@ 
     static function _oath_truncate($hash, $length = 6)
     {
         // Convert to dec
-        foreach(str_split($hash,2) as $hex)
+        foreach (str_split($hash, 2) as $hex)
         {
-            $hmac_result[]=hexdec($hex);
+            $hmac_result[] = hexdec($hex);
         }
     
         // Find offset
@@ -238,11 +238,11 @@ 
         // Algorithm from RFC
         return
         (
-            (($hmac_result[$offset+0] & 0x7f) << 24 ) |
-            (($hmac_result[$offset+1] & 0xff) << 16 ) |
-            (($hmac_result[$offset+2] & 0xff) << 8 ) |
-            ($hmac_result[$offset+3] & 0xff)
-        ) % pow(10,$length);
+            (($hmac_result[$offset + 0] & 0x7f) << 24) |
+            (($hmac_result[$offset + 1] & 0xff) << 16) |
+            (($hmac_result[$offset + 2] & 0xff) << 8) |
+            ($hmac_result[$offset + 3] & 0xff)
+        ) % pow(10, $length);
     }
     
 }