added configuration for PHP Coding Standards Fixer, including its fixes, resolving #47

.gitattributes

@@ -8,4 +8,5 @@ tst/ export-ignore
 .gitattributes export-ignore
 .github export-ignore
 .gitignore export-ignore
+.php_cs export-ignore
 .travis.yml export-ignore

.php_cs

@@ -0,0 +1,23 @@
+<?php
+/**
+ * Configuration file for PHP Coding Standards Fixer (php-cs-fixer).
+ *
+ * On GitHub: https://github.com/FriendsOfPhp/php-cs-fixer
+ * More information: http://cs.sensiolabs.org/
+ */
+
+$finder = Symfony\CS\Finder\DefaultFinder::create()
+    ->in('lib')
+;
+
+return Symfony\CS\Config\Config::create()
+    ->level(Symfony\CS\FixerInterface::PSR2_LEVEL)
+    ->fixers(['concat_with_spaces', 'long_array_syntax', 'standardize_not_equal',
+              'operators_spaces', 'duplicate_semicolon',
+              'remove_leading_slash_use', 'align_equals',
+              'single_array_no_trailing_comma', 'phpdoc_indent', 'phpdoc_scalar',
+              'phpdoc_to_comment', 'phpdoc_trim',
+              'phpdoc_types', 'print_to_echo', 'self_accessor', 'single_quote',
+              'spaces_cast', 'ternary_spaces', 'phpdoc_order'])
+    ->finder($finder)
+;

lib/Configuration.php

@@ -98,7 +98,7 @@ class Configuration
      */
     public function __construct()
     {
-        $config = array();
+        $config     = array();
         $configFile = PATH . 'cfg' . DIRECTORY_SEPARATOR . 'conf.ini';
         if (is_readable($configFile)) {
             $config = parse_ini_file($configFile, true);

lib/Data/Database.php

@@ -71,7 +71,7 @@ class Database extends AbstractData
     public static function getInstance($options = null)
     {
         // if needed initialize the singleton
-        if (!(self::$_instance instanceof Database)) {
+        if (!(self::$_instance instanceof self)) {
             self::$_instance = new self;
         }
 
@@ -89,17 +89,17 @@ class Database extends AbstractData
                 array_key_exists('opt', $options)
             ) {
                 // set default options
-                $options['opt'][PDO::ATTR_ERRMODE] = PDO::ERRMODE_EXCEPTION;
+                $options['opt'][PDO::ATTR_ERRMODE]          = PDO::ERRMODE_EXCEPTION;
                 $options['opt'][PDO::ATTR_EMULATE_PREPARES] = false;
-                $options['opt'][PDO::ATTR_PERSISTENT] = true;
-                $db_tables_exist = true;
+                $options['opt'][PDO::ATTR_PERSISTENT]       = true;
+                $db_tables_exist                            = true;
 
                 // setup type and dabase connection
                 self::$_type = strtolower(
                     substr($options['dsn'], 0, strpos($options['dsn'], ':'))
                 );
                 $tableQuery = self::_getTableQuery(self::$_type);
-                self::$_db = new PDO(
+                self::$_db  = new PDO(
                     $options['dsn'],
                     $options['usr'],
                     $options['pwd'],
@@ -168,8 +168,8 @@ class Database extends AbstractData
         }
 
         $opendiscussion = $burnafterreading = false;
-        $attachment = $attachmentname = '';
-        $meta = $paste['meta'];
+        $attachment     = $attachmentname     = '';
+        $meta           = $paste['meta'];
         unset($meta['postdate']);
         $expire_date = 0;
         if (array_key_exists('expire_date', $paste['meta'])) {
@@ -222,14 +222,14 @@ class Database extends AbstractData
             !array_key_exists($pasteid, self::$_cache)
         ) {
             self::$_cache[$pasteid] = false;
-            $paste = self::_select(
+            $paste                  = self::_select(
                 'SELECT * FROM ' . self::_sanitizeIdentifier('paste') .
                 ' WHERE dataid = ?', array($pasteid), true
             );
 
             if (false !== $paste) {
                 // create object
-                self::$_cache[$pasteid] = new stdClass;
+                self::$_cache[$pasteid]       = new stdClass;
                 self::$_cache[$pasteid]->data = $paste['data'];
 
                 $meta = json_decode($paste['meta']);
@@ -253,9 +253,9 @@ class Database extends AbstractData
                         self::$_cache[$pasteid]->attachmentname = $paste['attachmentname'];
                     }
                 }
-                self::$_cache[$pasteid]->meta = $meta;
+                self::$_cache[$pasteid]->meta           = $meta;
                 self::$_cache[$pasteid]->meta->postdate = (int) $paste['postdate'];
-                $expire_date = (int) $paste['expiredate'];
+                $expire_date                            = (int) $paste['expiredate'];
                 if (
                     $expire_date > 0
                 ) {
@@ -368,12 +368,12 @@ class Database extends AbstractData
         $comments = array();
         if (count($rows)) {
             foreach ($rows as $row) {
-                $i = $this->getOpenSlot($comments, (int) $row['postdate']);
-                $comments[$i] = new stdClass;
-                $comments[$i]->id = $row['dataid'];
-                $comments[$i]->parentid = $row['parentid'];
-                $comments[$i]->data = $row['data'];
-                $comments[$i]->meta = new stdClass;
+                $i                            = $this->getOpenSlot($comments, (int) $row['postdate']);
+                $comments[$i]                 = new stdClass;
+                $comments[$i]->id             = $row['dataid'];
+                $comments[$i]->parentid       = $row['parentid'];
+                $comments[$i]->data           = $row['data'];
+                $comments[$i]->meta           = new stdClass;
                 $comments[$i]->meta->postdate = (int) $row['postdate'];
                 if (array_key_exists('nickname', $row) && !empty($row['nickname'])) {
                     $comments[$i]->meta->nickname = $row['nickname'];
@@ -415,7 +415,7 @@ class Database extends AbstractData
     protected function _getExpiredPastes($batchsize)
     {
         $pastes = array();
-        $rows = self::_select(
+        $rows   = self::_select(
             'SELECT dataid FROM ' . self::_sanitizeIdentifier('paste') .
             ' WHERE expiredate < ? LIMIT ?', array(time(), $batchsize)
         );
@@ -440,7 +440,7 @@ class Database extends AbstractData
     private static function _exec($sql, array $params)
     {
         $statement = self::$_db->prepare($sql);
-        $result = $statement->execute($params);
+        $result    = $statement->execute($params);
         $statement->closeCursor();
         return $result;
     }
@@ -486,7 +486,7 @@ class Database extends AbstractData
                 $sql = 'SELECT tabname FROM systables ';
                 break;
             case 'mssql':
-                $sql = "SELECT name FROM sysobjects "
+                $sql = 'SELECT name FROM sysobjects '
                      . "WHERE type = 'U' ORDER BY name";
                 break;
             case 'mysql':
@@ -496,22 +496,22 @@ class Database extends AbstractData
                 $sql = 'SELECT table_name FROM all_tables';
                 break;
             case 'pgsql':
-                $sql = "SELECT c.relname AS table_name "
-                     . "FROM pg_class c, pg_user u "
+                $sql = 'SELECT c.relname AS table_name '
+                     . 'FROM pg_class c, pg_user u '
                      . "WHERE c.relowner = u.usesysid AND c.relkind = 'r' "
-                     . "AND NOT EXISTS (SELECT 1 FROM pg_views WHERE viewname = c.relname) "
+                     . 'AND NOT EXISTS (SELECT 1 FROM pg_views WHERE viewname = c.relname) '
                      . "AND c.relname !~ '^(pg_|sql_)' "
-                     . "UNION "
-                     . "SELECT c.relname AS table_name "
-                     . "FROM pg_class c "
+                     . 'UNION '
+                     . 'SELECT c.relname AS table_name '
+                     . 'FROM pg_class c '
                      . "WHERE c.relkind = 'r' "
-                     . "AND NOT EXISTS (SELECT 1 FROM pg_views WHERE viewname = c.relname) "
-                     . "AND NOT EXISTS (SELECT 1 FROM pg_user WHERE usesysid = c.relowner) "
+                     . 'AND NOT EXISTS (SELECT 1 FROM pg_views WHERE viewname = c.relname) '
+                     . 'AND NOT EXISTS (SELECT 1 FROM pg_user WHERE usesysid = c.relowner) '
                      . "AND c.relname !~ '^pg_'";
                 break;
             case 'sqlite':
                 $sql = "SELECT name FROM sqlite_master WHERE type='table' "
-                     . "UNION ALL SELECT name FROM sqlite_temp_master "
+                     . 'UNION ALL SELECT name FROM sqlite_temp_master '
                      . "WHERE type='table' ORDER BY name";
                 break;
             default:
@@ -569,7 +569,7 @@ class Database extends AbstractData
     private static function _createPasteTable()
     {
         list($main_key, $after_key) = self::_getPrimaryKeyClauses();
-        $dataType = self::$_type === 'pgsql' ? 'TEXT' : 'BLOB';
+        $dataType                   = self::$_type === 'pgsql' ? 'TEXT' : 'BLOB';
         self::$_db->exec(
             'CREATE TABLE ' . self::_sanitizeIdentifier('paste') . ' ( ' .
             "dataid CHAR(16) NOT NULL$main_key, " .
@@ -594,7 +594,7 @@ class Database extends AbstractData
     private static function _createCommentTable()
     {
         list($main_key, $after_key) = self::_getPrimaryKeyClauses();
-        $dataType = self::$_type === 'pgsql' ? 'text' : 'BLOB';
+        $dataType                   = self::$_type === 'pgsql' ? 'text' : 'BLOB';
         self::$_db->exec(
             'CREATE TABLE ' . self::_sanitizeIdentifier('comment') . ' ( ' .
             "dataid CHAR(16) NOT NULL$main_key, " .

lib/Data/Filesystem.php

@@ -49,7 +49,7 @@ class Filesystem extends AbstractData
             self::$_dir = $options['dir'] . DIRECTORY_SEPARATOR;
         }
         // if needed initialize the singleton
-        if (!(self::$_instance instanceof Filesystem)) {
+        if (!(self::$_instance instanceof self)) {
             self::$_instance = new self;
             self::_init();
         }
@@ -161,7 +161,7 @@ class Filesystem extends AbstractData
     public function createComment($pasteid, $parentid, $commentid, $comment)
     {
         $storagedir = self::_dataid2discussionpath($pasteid);
-        $filename = $pasteid . '.' . $commentid . '.' . $parentid;
+        $filename   = $pasteid . '.' . $commentid . '.' . $parentid;
         if (is_file($storagedir . $filename)) {
             return false;
         }
@@ -181,7 +181,7 @@ class Filesystem extends AbstractData
     public function readComments($pasteid)
     {
         $comments = array();
-        $discdir = self::_dataid2discussionpath($pasteid);
+        $discdir  = self::_dataid2discussionpath($pasteid);
         if (is_dir($discdir)) {
             // Delete all files in discussion directory
             $dir = dir($discdir);
@@ -192,13 +192,13 @@ class Filesystem extends AbstractData
                 // - parentid is the comment this comment replies to (It can be pasteid)
                 if (is_file($discdir . $filename)) {
                     $comment = json_decode(file_get_contents($discdir . $filename));
-                    $items = explode('.', $filename);
+                    $items   = explode('.', $filename);
                     // Add some meta information not contained in file.
-                    $comment->id = $items[1];
+                    $comment->id       = $items[1];
                     $comment->parentid = $items[2];
 
                     // Store in array
-                    $key = $this->getOpenSlot($comments, (int) $comment->meta->postdate);
+                    $key            = $this->getOpenSlot($comments, (int) $comment->meta->postdate);
                     $comments[$key] = $comment;
                 }
             }
@@ -236,7 +236,7 @@ class Filesystem extends AbstractData
      */
     protected function _getExpiredPastes($batchsize)
     {
-        $pastes = array();
+        $pastes     = array();
         $firstLevel = array_filter(
             scandir(self::$_dir),
             'self::_isFirstLevelDir'
@@ -244,7 +244,7 @@ class Filesystem extends AbstractData
         if (count($firstLevel) > 0) {
             // try at most 10 times the $batchsize pastes before giving up
             for ($i = 0, $max = $batchsize * 10; $i < $max; ++$i) {
-                $firstKey = array_rand($firstLevel);
+                $firstKey    = array_rand($firstLevel);
                 $secondLevel = array_filter(
                     scandir(self::$_dir . $firstLevel[$firstKey]),
                     'self::_isSecondLevelDir'
@@ -257,7 +257,7 @@ class Filesystem extends AbstractData
                 }
 
                 $secondKey = array_rand($secondLevel);
-                $path = self::$_dir . $firstLevel[$firstKey] .
+                $path      = self::$_dir . $firstLevel[$firstKey] .
                     DIRECTORY_SEPARATOR . $secondLevel[$secondKey];
                 if (!is_dir($path)) {
                     continue;
@@ -270,7 +270,7 @@ class Filesystem extends AbstractData
                     continue;
                 }
                 $thirdKey = array_rand($thirdLevel);
-                $pasteid = $thirdLevel[$thirdKey];
+                $pasteid  = $thirdLevel[$thirdKey];
                 if (in_array($pasteid, $pastes)) {
                     continue;
                 }

lib/Filter.php

@@ -77,7 +77,7 @@ class Filter
     public static function formatHumanReadableSize($size)
     {
         $iec = array('B', 'KiB', 'MiB', 'GiB', 'TiB', 'PiB', 'EiB', 'ZiB', 'YiB');
-        $i = 0;
+        $i   = 0;
         while (($size / 1024) >= 1) {
             $size = $size / 1024;
             $i++;

lib/I18n.php

@@ -114,8 +114,8 @@ class I18n
         $args = func_get_args();
         if (is_array(self::$_translations[$messageId])) {
             $number = (int) $args[1];
-            $key = self::_getPluralForm($number);
-            $max = count(self::$_translations[$messageId]) - 1;
+            $key    = self::_getPluralForm($number);
+            $max    = count(self::$_translations[$messageId]) - 1;
             if ($key > $max) {
                 $key = $max;
             }
@@ -143,7 +143,7 @@ class I18n
 
         // check if the lang cookie was set and that language exists
         if (array_key_exists('lang', $_COOKIE) && in_array($_COOKIE['lang'], $availableLanguages)) {
-             $match = $_COOKIE['lang'];
+            $match = $_COOKIE['lang'];
         }
         // find a translation file matching the browsers language preferences
         else {
@@ -153,7 +153,7 @@ class I18n
         }
 
         // load translations
-        self::$_language = $match;
+        self::$_language     = $match;
         self::$_translations = ($match == 'en') ? array() : json_decode(
             file_get_contents(self::_getPath($match . '.json')),
             true
@@ -319,7 +319,7 @@ class I18n
     protected static function _getMatchingLanguage($acceptedLanguages, $availableLanguages)
     {
         $matches = array();
-        $any = false;
+        $any     = false;
         foreach ($acceptedLanguages as $acceptedQuality => $acceptedValues) {
             $acceptedQuality = floatval($acceptedQuality);
             if ($acceptedQuality === 0.0) {
@@ -372,7 +372,7 @@ class I18n
     {
         $a = explode('-', $a);
         $b = explode('-', $b);
-        for ($i=0, $n = min(count($a), count($b)); $i < $n; ++$i) {
+        for ($i = 0, $n = min(count($a), count($b)); $i < $n; ++$i) {
             if ($a[$i] !== $b[$i]) {
                 break;
             }

lib/Json.php

@@ -33,7 +33,7 @@ class Json
     public static function encode($input)
     {
         $jsonString = json_encode($input);
-        $errorCode = json_last_error();
+        $errorCode  = json_last_error();
         if ($errorCode === JSON_ERROR_NONE) {
             return $jsonString;
         }

lib/Model/AbstractModel.php

@@ -67,9 +67,9 @@ abstract class AbstractModel
      */
     public function __construct(Configuration $configuration, AbstractData $storage)
     {
-        $this->_conf = $configuration;
-        $this->_store = $storage;
-        $this->_data = new stdClass;
+        $this->_conf       = $configuration;
+        $this->_store      = $storage;
+        $this->_data       = new stdClass;
         $this->_data->meta = new stdClass;
     }
 

lib/Model/Comment.php

@@ -133,7 +133,7 @@ class Comment extends AbstractModel
      */
     public function setPaste(Paste $paste)
     {
-        $this->_paste = $paste;
+        $this->_paste               = $paste;
         $this->_data->meta->pasteid = $paste->getId();
     }
 
@@ -199,12 +199,12 @@ class Comment extends AbstractModel
         $icon = $this->_conf->getKey('icon');
         if ($icon != 'none') {
             $pngdata = '';
-            $hmac = TrafficLimiter::getHash();
+            $hmac    = TrafficLimiter::getHash();
             if ($icon == 'identicon') {
                 $identicon = new Identicon();
-                $pngdata = $identicon->getImageDataUri($hmac, 16);
+                $pngdata   = $identicon->getImageDataUri($hmac, 16);
             } elseif ($icon == 'vizhash') {
-                $vh = new Vizhash16x16();
+                $vh      = new Vizhash16x16();
                 $pngdata = 'data:image/png;base64,' . base64_encode(
                     $vh->generate($hmac)
                 );

lib/Model/Paste.php

@@ -62,11 +62,11 @@ class Paste extends AbstractModel
         if (!property_exists($data->meta, 'salt')) {
             $data->meta->salt = ServerSalt::get();
         }
-        $data->comments = array_values($this->getComments());
-        $data->comment_count = count($data->comments);
+        $data->comments       = array_values($this->getComments());
+        $data->comment_count  = count($data->comments);
         $data->comment_offset = 0;
-        $data->{'@context'} = 'js/paste.jsonld';
-        $this->_data = $data;
+        $data->{'@context'}   = 'js/paste.jsonld';
+        $this->_data          = $data;
         return $this->_data;
     }
 
@@ -85,7 +85,7 @@ class Paste extends AbstractModel
         }
 
         $this->_data->meta->postdate = time();
-        $this->_data->meta->salt = serversalt::generate();
+        $this->_data->meta->salt     = serversalt::generate();
 
         // store paste
         if (
@@ -247,7 +247,7 @@ class Paste extends AbstractModel
                 throw new Exception('Invalid data.', 73);
             }
             $this->_data->meta->burnafterreading = true;
-            $this->_data->meta->opendiscussion = false;
+            $this->_data->meta->opendiscussion   = false;
         }
     }
 
@@ -296,7 +296,7 @@ class Paste extends AbstractModel
      *
      * @access public
      * @throws Exception
-     * @return boolean
+     * @return bool
      */
     public function isBurnafterreading()
     {
@@ -313,7 +313,7 @@ class Paste extends AbstractModel
      *
      * @access public
      * @throws Exception
-     * @return boolean
+     * @return bool
      */
     public function isOpendiscussion()
     {

lib/Persistence/AbstractPersistence.php

@@ -119,7 +119,7 @@ abstract class AbstractPersistence
     protected static function _store($filename, $data)
     {
         self::_initialize();
-        $file = self::$_path . DIRECTORY_SEPARATOR . $filename;
+        $file         = self::$_path . DIRECTORY_SEPARATOR . $filename;
         $writtenBytes = @file_put_contents($file, $data, LOCK_EX);
         if ($writtenBytes === false || $writtenBytes < strlen($data)) {
             throw new Exception('unable to write to file ' . $file, 13);

lib/Persistence/PurgeLimiter.php

@@ -72,8 +72,8 @@ class PurgeLimiter extends AbstractPersistence
             return true;
         }
 
-        $file = 'purge_limiter.php';
-        $now = time();
+        $file    = 'purge_limiter.php';
+        $now     = time();
         $content = '<?php' . PHP_EOL . '$GLOBALS[\'purge_limiter\'] = ' . $now . ';' . PHP_EOL;
         if (!self::_exists($file)) {
             self::_store($file, $content);

lib/Persistence/TrafficLimiter.php

@@ -114,7 +114,7 @@ class TrafficLimiter extends AbstractPersistence
         $path = self::getPath($file);
         require $path;
         $now = time();
-        $tl = $GLOBALS['traffic_limiter'];
+        $tl  = $GLOBALS['traffic_limiter'];
 
         // purge file of expired hashes to keep it small
         foreach ($tl as $key => $time) {
@@ -129,7 +129,7 @@ class TrafficLimiter extends AbstractPersistence
             $result = false;
         } else {
             $tl[$hash] = time();
-            $result = true;
+            $result    = true;
         }
         self::_store(
             $file,

lib/PrivateBin.php

@@ -168,14 +168,14 @@ class PrivateBin
                 file_put_contents(
                 PATH . $dir . DIRECTORY_SEPARATOR . '.htaccess',
                 'Allow from none' . PHP_EOL .
-                'Deny from all'. PHP_EOL,
+                'Deny from all' . PHP_EOL,
                 LOCK_EX
             );
             }
         }
 
-        $this->_conf = new Configuration;
-        $this->_model = new Model($this->_conf);
+        $this->_conf    = new Configuration;
+        $this->_model   = new Model($this->_conf);
         $this->_request = new Request;
         $this->_urlBase = array_key_exists('REQUEST_URI', $_SERVER) ?
             htmlspecialchars($_SERVER['REQUEST_URI']) : '/';
@@ -223,8 +223,8 @@ class PrivateBin
         );
         }
 
-        $data = $this->_request->getParam('data');
-        $attachment = $this->_request->getParam('attachment');
+        $data           = $this->_request->getParam('data');
+        $attachment     = $this->_request->getParam('attachment');
         $attachmentname = $this->_request->getParam('attachmentname');
 
         // Ensure content is not too big.
@@ -247,7 +247,7 @@ class PrivateBin
         }
 
         // The user posts a comment.
-        $pasteid = $this->_request->getParam('pasteid');
+        $pasteid  = $this->_request->getParam('pasteid');
         $parentid = $this->_request->getParam('parentid');
         if (!empty($pasteid) && !empty($parentid)) {
             $paste = $this->_model->getPaste($pasteid);
@@ -365,7 +365,7 @@ class PrivateBin
         try {
             $paste = $this->_model->getPaste($dataid);
             if ($paste->exists()) {
-                $data = $paste->get();
+                $data              = $paste->get();
                 $this->_doesExpire = property_exists($data, 'meta') && property_exists($data->meta, 'expire_date');
                 if (property_exists($data->meta, 'salt')) {
                     unset($data->meta->salt);
@@ -407,7 +407,7 @@ class PrivateBin
         // label all the expiration options
         $expire = array();
         foreach ($this->_conf->getSection('expire_options') as $time => $seconds) {
-            $expire[$time] = ($seconds == 0) ? I18n::_(ucfirst($time)): Filter::formatHumanReadableTime($time);
+            $expire[$time] = ($seconds == 0) ? I18n::_(ucfirst($time)) : Filter::formatHumanReadableTime($time);
         }
 
         // translate all the formatter options
@@ -462,7 +462,7 @@ class PrivateBin
             $type = '';
         }
         $content = '{}';
-        $file = PUBLIC_PATH . DIRECTORY_SEPARATOR . 'js' . DIRECTORY_SEPARATOR . $type . '.jsonld';
+        $file    = PUBLIC_PATH . DIRECTORY_SEPARATOR . 'js' . DIRECTORY_SEPARATOR . $type . '.jsonld';
         if (is_readable($file)) {
             $content = str_replace(
                 '?jsonld=',
@@ -492,7 +492,7 @@ class PrivateBin
         if ($status) {
             $result['message'] = I18n::_($message);
         } else {
-            $result['id'] = $message;
+            $result['id']  = $message;
             $result['url'] = $this->_urlBase . '?' . $message;
         }
         $result += $other;

lib/Request.php

@@ -16,7 +16,7 @@ namespace PrivateBin;
  * Request
  *
  * parses request parameters and provides helper functions for routing
-*/
+ */
 class Request
 {
     /**
@@ -184,7 +184,7 @@ class Request
     private function _detectJsonRequest()
     {
         $hasAcceptHeader = array_key_exists('HTTP_ACCEPT', $_SERVER);
-        $acceptHeader = $hasAcceptHeader ? $_SERVER['HTTP_ACCEPT'] : '';
+        $acceptHeader    = $hasAcceptHeader ? $_SERVER['HTTP_ACCEPT'] : '';
 
         // simple cases
         if (

lib/Vizhash16x16.php

@@ -110,10 +110,10 @@ class Vizhash16x16
 
         for ($i = 0; $i < 7; ++$i) {
             $action = $this->getInt();
-            $color = imagecolorallocate($image, $r, $g, $b);
-            $r = $r0 = ($r0 + $this->getInt() / 25) % 256;
-            $g = $g0 = ($g0 + $this->getInt() / 25) % 256;
-            $b = $b0 = ($b0 + $this->getInt() / 25) % 256;
+            $color  = imagecolorallocate($image, $r, $g, $b);
+            $r      = $r0      = ($r0 + $this->getInt() / 25) % 256;
+            $g      = $g0      = ($g0 + $this->getInt() / 25) % 256;
+            $b      = $b0      = ($b0 + $this->getInt() / 25) % 256;
             $this->drawshape($image, $action, $color);
         }
 
@@ -180,10 +180,10 @@ class Vizhash16x16
     private function degrade($img, $direction, $color1, $color2)
     {
         if ($direction == 'h') {
-            $size = imagesx($img);
+            $size    = imagesx($img);
             $sizeinv = imagesy($img);
         } else {
-            $size = imagesy($img);
+            $size    = imagesy($img);
             $sizeinv = imagesx($img);
         }
         $diffs = array(
@@ -228,8 +228,8 @@ class Vizhash16x16
                 ImageFilledPolygon($image, $points, 4, $color);
                 break;
             default:
-                $start = $this->getInt() * 360 /256;
-                $end = $start + $this->getInt() * 180 / 256;
+                $start = $this->getInt() * 360 / 256;
+                $end   = $start + $this->getInt() * 180 / 256;
                 ImageFilledArc($image, $this->getX(), $this->getY(), $this->getX(), $this->getY(), $start, $end, $color, IMG_ARC_PIE);
         }
     }