thorsten / phpMyFAQ

phpmyfaq/services/twitter/clearsessions.php

Spacing +1 added lines, -1 removed lines

@@ -27,7 +27,7 @@
 //
 // Bootstrapping
 //
-require PMF_ROOT_DIR . '/inc/Bootstrap.php';
+require PMF_ROOT_DIR.'/inc/Bootstrap.php';
 
 if ($faqConfig->get('socialnetworks.twitterConsumerKey') === '' ||
     $faqConfig->get('socialnetworks.twitterConsumerSecret') === '') {

phpmyfaq/contact.php

Spacing +3 added lines, -3 removed lines

@@ -19,16 +19,16 @@
 
 if (!defined('IS_VALID_PHPMYFAQ')) {
     $protocol = 'http';
-    if (isset($_SERVER['HTTPS']) && strtoupper($_SERVER['HTTPS']) === 'ON'){
+    if (isset($_SERVER['HTTPS']) && strtoupper($_SERVER['HTTPS']) === 'ON') {
         $protocol = 'https';
     }
-    header('Location: ' . $protocol . '://' . $_SERVER['HTTP_HOST'] . dirname($_SERVER['SCRIPT_NAME']));
+    header('Location: '.$protocol.'://'.$_SERVER['HTTP_HOST'].dirname($_SERVER['SCRIPT_NAME']));
     exit();
 }
 
 $faqsession->userTracking('open_questions', 0);
 
-$tpl->parse (
+$tpl->parse(
     'writeContent',
     array(
         'msgOpenQuestions'   => $PMF_LANG['msgOpenQuestions'],

phpmyfaq/sitemap.php

Spacing +3 added lines, -3 removed lines

@@ -19,16 +19,16 @@
 
 if (!defined('IS_VALID_PHPMYFAQ')) {
     $protocol = 'http';
-    if (isset($_SERVER['HTTPS']) && strtoupper($_SERVER['HTTPS']) === 'ON'){
+    if (isset($_SERVER['HTTPS']) && strtoupper($_SERVER['HTTPS']) === 'ON') {
         $protocol = 'https';
     }
-    header('Location: ' . $protocol . '://' . $_SERVER['HTTP_HOST'] . dirname($_SERVER['SCRIPT_NAME']));
+    header('Location: '.$protocol.'://'.$_SERVER['HTTP_HOST'].dirname($_SERVER['SCRIPT_NAME']));
     exit();
 }
 
 $faqsession->userTracking('open_questions', 0);
 
-$tpl->parse (
+$tpl->parse(
     'writeContent',
     array(
         'msgOpenQuestions'   => $PMF_LANG['msgOpenQuestions'],

phpmyfaq/admin/ajax.autosave.php

Indentation +1 added lines, -1 removed lines

@@ -40,7 +40,7 @@
     $dateEnd       = PMF_Filter::filterInput(INPUT_POST, 'dateEnd', FILTER_SANITIZE_STRING);
     $question      = PMF_Filter::filterInput(INPUT_POST, 'question', FILTER_SANITIZE_STRING);
     $categories    = PMF_Filter::filterInputArray(INPUT_POST, array('rubrik' => array('filter' => FILTER_VALIDATE_INT,
-                                                                                      'flags'  => FILTER_REQUIRE_ARRAY)));
+                                                                                        'flags'  => FILTER_REQUIRE_ARRAY)));
     $record_lang   = PMF_Filter::filterInput(INPUT_POST, 'lang', FILTER_SANITIZE_STRING);
     $tags          = PMF_Filter::filterInput(INPUT_POST, 'tags', FILTER_SANITIZE_STRING);
     $active        = PMF_Filter::filterInput(INPUT_POST, 'active', FILTER_SANITIZE_STRING);

Spacing +6 added lines, -6 removed lines

@@ -21,10 +21,10 @@ 
 
 if (!defined('IS_VALID_PHPMYFAQ')) {
     $protocol = 'http';
-    if (isset($_SERVER['HTTPS']) && strtoupper($_SERVER['HTTPS']) === 'ON'){
+    if (isset($_SERVER['HTTPS']) && strtoupper($_SERVER['HTTPS']) === 'ON') {
         $protocol = 'https';
     }
-    header('Location: ' . $protocol . '://' . $_SERVER['HTTP_HOST'] . dirname($_SERVER['SCRIPT_NAME']));
+    header('Location: '.$protocol.'://'.$_SERVER['HTTP_HOST'].dirname($_SERVER['SCRIPT_NAME']));
     exit();
 }
 
@@ -36,7 +36,7 @@ 
     ($user->perm->checkRight($user->getUserId(), 'editbt') || $user->perm->checkRight($user->getUserId(), 'addbt')) ||
     'saveentry' === $do && $user->perm->checkRight($user->getUserId(), 'editbt')) {
 
-    $user     = PMF_User_CurrentUser::getFromSession($faqConfig);
+    $user = PMF_User_CurrentUser::getFromSession($faqConfig);
 
     $dateStart     = PMF_Filter::filterInput(INPUT_POST, 'dateStart', FILTER_SANITIZE_STRING);
     $dateEnd       = PMF_Filter::filterInput(INPUT_POST, 'dateEnd', FILTER_SANITIZE_STRING);
@@ -89,8 +89,8 @@ 
             'email'         => $email,
             'comment'       => (!is_null($comment) ? 'y' : 'n'),
             'date'          => empty($date) ? date('YmdHis') : str_replace(array('-', ':', ' '), '', $date),
-            'dateStart'     => (empty($dateStart) ? '00000000000000' : str_replace('-', '', $dateStart) . '000000'),
-            'dateEnd'       => (empty($dateEnd) ? '99991231235959' : str_replace('-', '', $dateEnd) . '235959'),
+            'dateStart'     => (empty($dateStart) ? '00000000000000' : str_replace('-', '', $dateStart).'000000'),
+            'dateEnd'       => (empty($dateEnd) ? '99991231235959' : str_replace('-', '', $dateEnd).'235959'),
             'linkState'     => '',
             'linkDateCheck' => 0
         );
@@ -144,7 +144,7 @@ 
                 $faq->addCategoryRelations($categories['rubrik'], $record_id, $recordData['lang']);
 
                 if ($tags != '') {
-                    $tagging->saveTags($record_id, explode(',',$tags));
+                    $tagging->saveTags($record_id, explode(',', $tags));
                 }
 
                 $faq->addPermission('user', $record_id, $restricted_users);

phpmyfaq/inc/PMF/Mail.php

Indentation +1 added lines, -1 removed lines

@@ -932,7 +932,7 @@
         }
         
         if (false === filter_var($address, FILTER_VALIDATE_EMAIL)) {
-          return false;
+            return false;
         }
         
         return true;

Spacing +19 added lines, -19 removed lines

@@ -240,7 +240,7 @@ 
         $this->headers     = [];
         $this->message     = '';
         $this->messageAlt  = '';
-        $this->messageId   = '<'.$_SERVER['REQUEST_TIME'] . '.'. md5(microtime()) . '@' . self::getServerName() . '>';
+        $this->messageId   = '<'.$_SERVER['REQUEST_TIME'].'.'.md5(microtime()).'@'.self::getServerName().'>';
         $this->priority    = 3; // 3 -> Normal
         $this->subject     = '';
 
@@ -249,7 +249,7 @@ 
         $this->_bcc        = [];
         $this->_cc         = [];
         $this->_from       = [];
-        $this->_mailer     = 'phpMyFAQ on PHP/' . PHP_VERSION;
+        $this->_mailer     = 'phpMyFAQ on PHP/'.PHP_VERSION;
         $this->_notifyTo   = [];
         $this->_replyTo    = [];
         $this->_returnPath = [];
@@ -257,7 +257,7 @@ 
         $this->_to         = [];
 
         // Set phpMyFAQ related data
-        $this->_mailer = 'phpMyFAQ/' . $this->_config->get('main.currentVersion');
+        $this->_mailer = 'phpMyFAQ/'.$this->_config->get('main.currentVersion');
         $this->setFrom($this->_config->get('main.administrationMail'));
     }
 
@@ -304,7 +304,7 @@ 
             
             // Wrap the displayed name in quotes (to fix problems with commas etc),
             // and escape any existing quotes
-            $name = '"' . str_replace('"', '\"', $name) . '"';
+            $name = '"'.str_replace('"', '\"', $name).'"';
         }
 
         // Add the e-mail address into the target array
@@ -432,7 +432,7 @@ 
 
         // Disposition-Notification-To, RFC 3798
         $notifyTos = [];
-        foreach($this->_notifyTo as $address => $name) {
+        foreach ($this->_notifyTo as $address => $name) {
             $notifyTos[] = (empty($name) ? '' : $name.' ').'<'.$address.'>';
         }
         $notifyTo = implode(',', $notifyTos);
@@ -442,17 +442,17 @@ 
 
         // From
         foreach ($this->_from as $address => $name) {
-            $this->headers['From'] = (empty($name) ? '' : $name.' ') . '<' . $address . '>';
+            $this->headers['From'] = (empty($name) ? '' : $name.' ').'<'.$address.'>';
         }
 
         // CC
         foreach ($this->_cc as $address => $name) {
-            $this->headers['CC'] = (empty($name) ? '' : $name.' ') . '<' . $address . '>';
+            $this->headers['CC'] = (empty($name) ? '' : $name.' ').'<'.$address.'>';
         }
 
         // BCC
         foreach ($this->_bcc as $address => $name) {
-            $this->headers['BCC'] = (empty($name) ? '' : $name.' ') . '<' . $address . '>';
+            $this->headers['BCC'] = (empty($name) ? '' : $name.' ').'<'.$address.'>';
         }
 
         // Message-Id
@@ -463,21 +463,21 @@ 
 
         // Reply-To
         $this->headers['Reply-To'] = $this->headers['From'];
-        foreach($this->_replyTo as $address => $name) {
+        foreach ($this->_replyTo as $address => $name) {
             $this->headers['Reply-To'] = (empty($name) ? '' : $name.' ').'<'.$address.'>';
         }
 
         // Return-Path
-        foreach($this->_from as $address => $name) {
+        foreach ($this->_from as $address => $name) {
             $this->headers['Return-Path'] = '<'.$address.'>';
         }
-        foreach($this->_returnPath as $address => $name) {
+        foreach ($this->_returnPath as $address => $name) {
             $this->headers['Return-Path'] = '<'.$address.'>';
         }
 
         // Sender
         $this->headers['Sender'] = $this->headers['From'];
-        foreach($this->_sender as $address => $name) {
+        foreach ($this->_sender as $address => $name) {
             $this->headers['Sender'] = (empty($name) ? '' : $name.' ').'<'.$address.'>';
         }
 
@@ -621,7 +621,7 @@ 
      */          
     public static function createBoundary()
     {
-        return '-----'  .md5(microtime());
+        return '-----'.md5(microtime());
     }
 
     /**
@@ -637,9 +637,9 @@ 
         // Assure that anything among CRLF, CR will be replaced with just LF
         $text = str_replace(
             array(
-                "\r\n",// CRLF
+                "\r\n", // CRLF
                 "\r", // CR
-                "\n",// LF
+                "\n", // LF
             ),
             "\n", // LF
             $text
@@ -764,7 +764,7 @@ 
 
         // Prepare the recipients
         $to = [];
-        foreach($this->_to as $address => $name) {
+        foreach ($this->_to as $address => $name) {
             $to[] = (empty($name) ? '' : $name.' ').'<'.$address.'>';
         }
         $recipients = implode(',', $to);
@@ -780,7 +780,7 @@ 
         $this->_createBody();
 
         // Send the email adopting to the given MUA
-        $mua  = self::getMUA($this->agent);
+        $mua = self::getMUA($this->agent);
         switch ($this->agent) {
             case 'built-in':
                 $sent = $mua->send($recipients, $this->headers, $this->body);
@@ -926,7 +926,7 @@ 
             return false;
         }
         
-        $unsafe = array ("\r", "\n");
+        $unsafe = array("\r", "\n");
         if ($address !== str_replace($unsafe, '', $address)) {
             return false;
         }
@@ -980,7 +980,7 @@ 
     public function safeEmail($email)
     {
         if ($this->_config->get('spam.enableSafeEmail')) {
-            return str_replace ( array ('@', '.' ), array ('_AT_', '_DOT_' ), $email );
+            return str_replace(array('@', '.'), array('_AT_', '_DOT_'), $email);
         } else {
             return $email;
         }

phpmyfaq/inc/PMF/Mail/IMUA.php

Indentation +1 added lines, -1 removed lines

@@ -31,7 +31,7 @@
  * @license   http://www.mozilla.org/MPL/2.0/ Mozilla Public License Version 2.0
  * @link      http://www.phpmyfaq.de
  * @since     2009-09-11
-  */ 
+ */ 
 interface PMF_Mail_IMUA
 {
     /**

phpmyfaq/inc/PMF/DB/Mysqli.php

Indentation +17 added lines, -17 removed lines

@@ -122,11 +122,11 @@ 
     }
 
     /**
-    * Escapes a string for use in a query
-    *
-    * @param   string
-    * @return  string
-    */
+     * Escapes a string for use in a query
+     *
+     * @param   string
+     * @return  string
+     */
     public function escape($string)
     {
         return $this->conn->real_escape_string($string);
@@ -207,11 +207,11 @@ 
         return $this->sqllog;
     }
 
-     /**
-      * This function returns the table status.
-      *
-      * @return array
-      */
+        /**
+         * This function returns the table status.
+         *
+         * @return array
+         */
     public function getTableStatus()
     {
         $arr = array();
@@ -237,19 +237,19 @@ 
                MAX(%s) AS current_id
            FROM
                %s",
-           $id,
-           $table);
+            $id,
+            $table);
            
         $result  = $this->query($select);
         $current = $result->fetch_row();
         return $current[0] + 1;
     }
 
-     /**
-      * Returns the error string.
-      *
-      * @return string
-      */
+        /**
+         * Returns the error string.
+         *
+         * @return string
+         */
     public function error()
     {
         return $this->conn->error;

Doc Comments +2 added lines, -2 removed lines

@@ -68,7 +68,7 @@ 
      *
      * @throws PMF_Exception
      *
-     * @return  boolean true, if connected, otherwise false
+     * @return  null|boolean true, if connected, otherwise false
      */
     public function connect($host, $user, $password, $database = '')
     {
@@ -284,7 +284,7 @@ 
      *
      * @param  string $prefix Table prefix
      *
-     * @return array
+     * @return string[]
      */
     function getTableNames($prefix = '')
     {

Spacing +5 added lines, -5 removed lines

@@ -72,7 +72,7 @@ 
      */
     public function connect($host, $user, $password, $database = '')
     {
-        if (substr($host, 0, 1)=='/') {
+        if (substr($host, 0, 1) == '/') {
                 // Connect to MySQL via socket
                 $this->conn = new mysqli(null, $user, $password, null, null, $host);
         } else {
@@ -80,7 +80,7 @@ 
                 $this->conn = new mysqli($host, $user, $password);
         }
         if ($this->conn->connect_error) {
-            PMF_Db::errorPage($this->conn->connect_errno . ': ' . $this->conn->connect_error);
+            PMF_Db::errorPage($this->conn->connect_errno.': '.$this->conn->connect_error);
             die();
         }
         
@@ -90,8 +90,8 @@ 
         }
 
         if ('' !== $database) {
-            if (! $this->conn->select_db($database)) {
-                throw new PMF_Exception('Cannot connect to database ' . $database);
+            if (!$this->conn->select_db($database)) {
+                throw new PMF_Exception('Cannot connect to database '.$database);
             }
         }
 
@@ -176,7 +176,7 @@ 
     {
         $ret = [];
         if (false === $result) {
-            throw new Exception('Error while fetching result: ' . $this->error());
+            throw new Exception('Error while fetching result: '.$this->error());
         }
         
         while ($row = $this->fetchObject($result)) {

phpmyfaq/inc/PMF/Category.php

Indentation +19 added lines, -19 removed lines

@@ -574,10 +574,10 @@ 
     }
 
     /**
-    * print the static tree with the number of records
-    *
-    * @return string
-    */
+     * print the static tree with the number of records
+     *
+     * @return string
+     */
     public function viewTree()
     {
         global $sids, $PMF_LANG, $plr;
@@ -1225,7 +1225,7 @@ 
             PMF_Db::getTablePrefix(),
             $category_id);
         if (!$delete_all) {
-           $query .= " AND lang = '".$category_lang."'";
+            $query .= " AND lang = '".$category_lang."'";
         }
         $this->_config->getDb()->query($query);
 
@@ -1249,7 +1249,7 @@ 
             PMF_Db::getTablePrefix(),
             $category_id);
         if (!$delete_all) {
-           $query .= " AND category_lang = '".$category_lang."'";
+            $query .= " AND category_lang = '".$category_lang."'";
         }
         $this->_config->getDb()->query($query);
 
@@ -1273,7 +1273,7 @@ 
         $translated   = array();
 
         foreach ($existcatlang as $language) {
-           $query = sprintf("
+            $query = sprintf("
                SELECT
                   name, description
                FROM
@@ -1282,13 +1282,13 @@ 
                    id = %d
                AND
                    lang = '%s'",
-               PMF_Db::getTablePrefix(),
-               $category_id,
-               $language);
-           $result = $this->_config->getDb()->query($query);
-           if ($row = $this->_config->getDb()->fetchArray($result)) {
-              $translated[$languageCodes[strtoupper($language)]] = $row['name'].('' == $row['description'] ? '' : '  ('.$row['description'].')');
-           }
+                PMF_Db::getTablePrefix(),
+                $category_id,
+                $language);
+            $result = $this->_config->getDb()->query($query);
+            if ($row = $this->_config->getDb()->fetchArray($result)) {
+                $translated[$languageCodes[strtoupper($language)]] = $row['name'].('' == $row['description'] ? '' : '  ('.$row['description'].')');
+            }
         }
         ksort($translated);
 
@@ -1342,9 +1342,9 @@ 
         $result = $this->_config->getDb()->query($query);
         while ($row = $this->_config->getDb()->fetchArray($result)) {
             if (!array_key_exists($row['id'],$this->categoryName)) {
-               $this->categoryName[$row['id']] = $row;
-               $this->categories[] =& $this->categoryName[$row['id']];
-               $this->children[$row['parent_id']][$row['id']] =& $this->categoryName[$row['id']];
+                $this->categoryName[$row['id']] = $row;
+                $this->categories[] =& $this->categoryName[$row['id']];
+                $this->children[$row['parent_id']][$row['id']] =& $this->categoryName[$row['id']];
             }
         }
     }
@@ -1540,8 +1540,8 @@ 
                 fd.lang = fcr.category_lang
             ORDER BY
                 fcr.category_id, fd.id',
-             PMF_Db::getTablePrefix(),
-             PMF_Db::getTablePrefix());
+                PMF_Db::getTablePrefix(),
+                PMF_Db::getTablePrefix());
         $result = $this->_config->getDb()->query($query);
 
         if ($this->_config->getDb()->numRows($result) > 0) {

Doc Comments +2 added lines, -2 removed lines

@@ -906,7 +906,7 @@ 
      * of associative arrays with the keys 'name', 'id', 'lang',
      * 'parent_id' and 'description'.
      *
-     * @param integer $article_id Record id
+     * @param integer $articleId Record id
      *
      * @return  array
      */
@@ -1095,7 +1095,7 @@ 
      *
      * @param  integer $category_id   Category id
      * @param  string  $category_lang Category language
-     * @return boolean
+     * @return integer
      */
     public function checkLanguage($category_id, $category_lang)
     {

Spacing +14 added lines, -14 removed lines

@@ -227,8 +227,8 @@ 
 
         while ($row = $this->_config->getDb()->fetchArray($result)) {
             $this->categoryName[$row['id']] = $row;
-            $this->categories[] =& $this->categoryName[$row['id']];
-            $this->children[$row['parent_id']][$row['id']] =& $this->categoryName[$row['id']];
+            $this->categories[] = & $this->categoryName[$row['id']];
+            $this->children[$row['parent_id']][$row['id']] = & $this->categoryName[$row['id']];
         }
 
         return $this->categories;
@@ -394,8 +394,8 @@ 
             $symbol = 'minus';
         } else {
             $temp = isset($this->children[$thisParent_id]) ? array_keys($this->children[$thisParent_id]) : [];
-            if (isset($temp[count($temp)-1])) {
-                $symbol = ($id == $temp[count($temp)-1]) ? 'angle' : 'medium';
+            if (isset($temp[count($temp) - 1])) {
+                $symbol = ($id == $temp[count($temp) - 1]) ? 'angle' : 'medium';
             }
         }
 
@@ -468,7 +468,7 @@ 
         $childs = [];
 
         if (isset($this->children[$id])) {
-            foreach(array_keys($this->children[$id]) as $childId) {
+            foreach (array_keys($this->children[$id]) as $childId) {
                 $childs = array_merge($childs, array($childId));
                 $childs = array_merge($childs, $this->getChildNodes($childId));
             }
@@ -625,7 +625,7 @@ 
         $open   = 0;
         $this->expandAll();
 
-        for ($y = 0 ;$y < $this->height(); $y = $this->getNextLineTree($y)) {
+        for ($y = 0; $y < $this->height(); $y = $this->getNextLineTree($y)) {
 
             list($hasChild, $categoryName, $parent, $description) = $this->getLineDisplay($y);
             $level     = $this->treeTab[$y]['level'];
@@ -671,7 +671,7 @@ 
                 $numFaqs = '';
             } else {
                 $totFaqRecords += $number[$parent];
-                $numFaqs = '<span class="rssCategoryLink"> (' . $plr->GetMsg('plmsgEntries', $number[$parent]);
+                $numFaqs = '<span class="rssCategoryLink"> ('.$plr->GetMsg('plmsgEntries', $number[$parent]);
                 if ($this->_config->get('main.enableRssFeeds')) {
                     $numFaqs .= sprintf(
                         ' <a href="feed/category/rss.php?category_id=%d&category_lang=%s" target="_blank"><i class="fa fa-rss"></i></a>',
@@ -694,7 +694,7 @@ 
             $oLink->text      = $categoryName;
             $oLink->tooltip   = $description;
 
-            $output .= $oLink->toHtmlAnchor() . $numFaqs;
+            $output .= $oLink->toHtmlAnchor().$numFaqs;
             $open    = $level;
         }
 
@@ -738,7 +738,7 @@ 
             return $l + 1;
         } else {
             for ($i = $l + 1; $i < $this->height(); $i++) {
-                if ($this->treeTab[$i]["level"]<=$this->treeTab[$l]["level"]) {
+                if ($this->treeTab[$i]["level"] <= $this->treeTab[$l]["level"]) {
                     return $i;
                 }
             }
@@ -778,7 +778,7 @@ 
         );
 
         $oLink            = new PMF_Link($url, $this->_config);
-        $oLink->id        = 'category_' . $categoryId;
+        $oLink->id        = 'category_'.$categoryId;
         $oLink->itemTitle = $categoryName;
         $oLink->text      = $categoryName;
 
@@ -1321,7 +1321,7 @@ 
                 if ($lang == $selected_lang) {
                     $output .= " selected=\"selected\"";
                 }
-                $output .=  ">".$langname."</option>\n";
+                $output .= ">".$langname."</option>\n";
             }
         }
 
@@ -1348,10 +1348,10 @@ 
         $query .= ' ORDER BY id';
         $result = $this->_config->getDb()->query($query);
         while ($row = $this->_config->getDb()->fetchArray($result)) {
-            if (!array_key_exists($row['id'],$this->categoryName)) {
+            if (!array_key_exists($row['id'], $this->categoryName)) {
                $this->categoryName[$row['id']] = $row;
-               $this->categories[] =& $this->categoryName[$row['id']];
-               $this->children[$row['parent_id']][$row['id']] =& $this->categoryName[$row['id']];
+               $this->categories[] = & $this->categoryName[$row['id']];
+               $this->children[$row['parent_id']][$row['id']] = & $this->categoryName[$row['id']];
             }
         }
     }

phpmyfaq/inc/libs/tcpdf/tcpdf_filters.php

Doc Comments +5 added lines, -5 removed lines

@@ -145,7 +145,7 @@ 
 	 * ASCIIHexDecode
 	 * Decodes data encoded in an ASCII hexadecimal representation, reproducing the original binary data.
 	 * @param $data (string) Data to decode.
-	 * @return Decoded data string.
+	 * @return string data string.
 	 * @public
 	 * @since 1.0.000 (2011-05-23)
 	 */
@@ -185,7 +185,7 @@ 
 	 * ASCII85Decode
 	 * Decodes data encoded in an ASCII base-85 representation, reproducing the original binary data.
 	 * @param $data (string) Data to decode.
-	 * @return Decoded data string.
+	 * @return string data string.
 	 * @public
 	 * @since 1.0.000 (2011-05-23)
 	 */
@@ -269,7 +269,7 @@ 
 	 * LZWDecode
 	 * Decompresses data encoded using the LZW (Lempel-Ziv-Welch) adaptive compression method, reproducing the original text or binary data.
 	 * @param $data (string) Data to decode.
-	 * @return Decoded data string.
+	 * @return string data string.
 	 * @public
 	 * @since 1.0.000 (2011-05-23)
 	 */
@@ -350,7 +350,7 @@ 
 	 * FlateDecode
 	 * Decompresses data encoded using the zlib/deflate compression method, reproducing the original text or binary data.
 	 * @param $data (string) Data to decode.
-	 * @return Decoded data string.
+	 * @return string data string.
 	 * @public
 	 * @since 1.0.000 (2011-05-23)
 	 */
@@ -463,7 +463,7 @@ 
 
 	/**
 	 * This method is automatically called in case of fatal error; it simply outputs the message and halts the execution.
-	 * @param $msg (string) The error message
+	 * @param string $msg (string) The error message
 	 * @public
 	 * @since 1.0.000 (2011-05-23)
 	 */

Indentation +401 added lines, -401 removed lines

@@ -52,425 +52,425 @@
  */
 class TCPDF_FILTERS {
 
-	/**
-	 * Define a list of available filter decoders.
-	 * @private
-	 */
-	private $available_filters = array('ASCIIHexDecode', 'ASCII85Decode', 'LZWDecode', 'FlateDecode', 'RunLengthDecode');
+    /**
+     * Define a list of available filter decoders.
+     * @private
+     */
+    private $available_filters = array('ASCIIHexDecode', 'ASCII85Decode', 'LZWDecode', 'FlateDecode', 'RunLengthDecode');
 
 // -----------------------------------------------------------------------------
 
-	/**
-	 * Get a list of available decoding filters.
-	 * @return (array) Array of available filter decoders.
-	 * @public
-	 * @since 1.0.000 (2011-05-23)
-	 */
-	public function getAvailableFilters() {
-		return $this->available_filters;
-	}
+    /**
+     * Get a list of available decoding filters.
+     * @return (array) Array of available filter decoders.
+     * @public
+     * @since 1.0.000 (2011-05-23)
+     */
+    public function getAvailableFilters() {
+        return $this->available_filters;
+    }
 
-	/**
-	 * Decode data using the specified filter type.
-	 * @param $filter (string) Filter name.
-	 * @param $data (string) Data to decode.
-	 * @return Decoded data string.
-	 * @public
-	 * @since 1.0.000 (2011-05-23)
-	 */
-	public function decodeFilter($filter, $data) {
-		switch ($filter) {
-			case 'ASCIIHexDecode': {
-				return $this->decodeFilterASCIIHexDecode($data);
-				break;
-			}
-			case 'ASCII85Decode': {
-				return $this->decodeFilterASCII85Decode($data);
-				break;
-			}
-			case 'LZWDecode': {
-				return $this->decodeFilterLZWDecode($data);
-				break;
-			}
-			case 'FlateDecode': {
-				return $this->decodeFilterFlateDecode($data);
-				break;
-			}
-			case 'RunLengthDecode': {
-				return $this->decodeFilterRunLengthDecode($data);
-				break;
-			}
-			case 'CCITTFaxDecode': {
-				return $this->decodeFilterCCITTFaxDecode($data);
-				break;
-			}
-			case 'JBIG2Decode': {
-				return $this->decodeFilterJBIG2Decode($data);
-				break;
-			}
-			case 'DCTDecode': {
-				return $this->decodeFilterDCTDecode($data);
-				break;
-			}
-			case 'JPXDecode': {
-				return $this->decodeFilterJPXDecode($data);
-				break;
-			}
-			case 'Crypt': {
-				return $this->decodeFilterCrypt($data);
-				break;
-			}
-			default: {
-				return decodeFilterStandard($data);
-				break;
-			}
-		}
-	}
+    /**
+     * Decode data using the specified filter type.
+     * @param $filter (string) Filter name.
+     * @param $data (string) Data to decode.
+     * @return Decoded data string.
+     * @public
+     * @since 1.0.000 (2011-05-23)
+     */
+    public function decodeFilter($filter, $data) {
+        switch ($filter) {
+            case 'ASCIIHexDecode': {
+                return $this->decodeFilterASCIIHexDecode($data);
+                break;
+            }
+            case 'ASCII85Decode': {
+                return $this->decodeFilterASCII85Decode($data);
+                break;
+            }
+            case 'LZWDecode': {
+                return $this->decodeFilterLZWDecode($data);
+                break;
+            }
+            case 'FlateDecode': {
+                return $this->decodeFilterFlateDecode($data);
+                break;
+            }
+            case 'RunLengthDecode': {
+                return $this->decodeFilterRunLengthDecode($data);
+                break;
+            }
+            case 'CCITTFaxDecode': {
+                return $this->decodeFilterCCITTFaxDecode($data);
+                break;
+            }
+            case 'JBIG2Decode': {
+                return $this->decodeFilterJBIG2Decode($data);
+                break;
+            }
+            case 'DCTDecode': {
+                return $this->decodeFilterDCTDecode($data);
+                break;
+            }
+            case 'JPXDecode': {
+                return $this->decodeFilterJPXDecode($data);
+                break;
+            }
+            case 'Crypt': {
+                return $this->decodeFilterCrypt($data);
+                break;
+            }
+            default: {
+                return decodeFilterStandard($data);
+                break;
+            }
+        }
+    }
 
-	// --- FILTERS (PDF 32000-2008 - 7.4 Filters) ------------------------------
+    // --- FILTERS (PDF 32000-2008 - 7.4 Filters) ------------------------------
 
-	/**
-	 * Standard
-	 * Default decoding filter (leaves data unchanged).
-	 * @param $data (string) Data to decode.
-	 * @return Decoded data string.
-	 * @public
-	 * @since 1.0.000 (2011-05-23)
-	 */
-	public function decodeFilterStandard($data) {
-		return $data;
-	}
+    /**
+     * Standard
+     * Default decoding filter (leaves data unchanged).
+     * @param $data (string) Data to decode.
+     * @return Decoded data string.
+     * @public
+     * @since 1.0.000 (2011-05-23)
+     */
+    public function decodeFilterStandard($data) {
+        return $data;
+    }
 
-	/**
-	 * ASCIIHexDecode
-	 * Decodes data encoded in an ASCII hexadecimal representation, reproducing the original binary data.
-	 * @param $data (string) Data to decode.
-	 * @return Decoded data string.
-	 * @public
-	 * @since 1.0.000 (2011-05-23)
-	 */
-	public function decodeFilterASCIIHexDecode($data) {
-		// intialize string to return
-		$decoded = '';
-		// all white-space characters shall be ignored
-		$data = preg_replace('/[\s]/', '', $data);
-		// check for EOD character: GREATER-THAN SIGN (3Eh)
-		$eod = strpos($data, '>');
-		if ($eod !== false) {
-			// remove EOD and extra data (if any)
-			$data = substr($data, 0, $eod);
-			$eod = true;
-		}
-		// get data length
-		$data_length = strlen($data);
-		if (($data_length % 2) != 0) {
-			// odd number of hexadecimal digits
-			if ($eod) {
-				// EOD shall behave as if a 0 (zero) followed the last digit
-				$data = substr($data, 0, -1).'0'.substr($data, -1);
-			} else {
-				$this->Error('decodeASCIIHex: invalid code');
-			}
-		}
-		// check for invalid characters
-		if (preg_match('/[^a-fA-F\d]/', $data) > 0) {
-			$this->Error('decodeASCIIHex: invalid code');
-		}
-		// get one byte of binary data for each pair of ASCII hexadecimal digits
-		$decoded = pack('H*', $data);
-		return $decoded;
-	}
+    /**
+     * ASCIIHexDecode
+     * Decodes data encoded in an ASCII hexadecimal representation, reproducing the original binary data.
+     * @param $data (string) Data to decode.
+     * @return Decoded data string.
+     * @public
+     * @since 1.0.000 (2011-05-23)
+     */
+    public function decodeFilterASCIIHexDecode($data) {
+        // intialize string to return
+        $decoded = '';
+        // all white-space characters shall be ignored
+        $data = preg_replace('/[\s]/', '', $data);
+        // check for EOD character: GREATER-THAN SIGN (3Eh)
+        $eod = strpos($data, '>');
+        if ($eod !== false) {
+            // remove EOD and extra data (if any)
+            $data = substr($data, 0, $eod);
+            $eod = true;
+        }
+        // get data length
+        $data_length = strlen($data);
+        if (($data_length % 2) != 0) {
+            // odd number of hexadecimal digits
+            if ($eod) {
+                // EOD shall behave as if a 0 (zero) followed the last digit
+                $data = substr($data, 0, -1).'0'.substr($data, -1);
+            } else {
+                $this->Error('decodeASCIIHex: invalid code');
+            }
+        }
+        // check for invalid characters
+        if (preg_match('/[^a-fA-F\d]/', $data) > 0) {
+            $this->Error('decodeASCIIHex: invalid code');
+        }
+        // get one byte of binary data for each pair of ASCII hexadecimal digits
+        $decoded = pack('H*', $data);
+        return $decoded;
+    }
 
-	/**
-	 * ASCII85Decode
-	 * Decodes data encoded in an ASCII base-85 representation, reproducing the original binary data.
-	 * @param $data (string) Data to decode.
-	 * @return Decoded data string.
-	 * @public
-	 * @since 1.0.000 (2011-05-23)
-	 */
-	public function decodeFilterASCII85Decode($data) {
-		// intialize string to return
-		$decoded = '';
-		// all white-space characters shall be ignored
-		$data = preg_replace('/[\s]/', '', $data);
-		// remove start sequence 2-character sequence <~ (3Ch)(7Eh)
-		if (strpos($data, '<~') !== false) {
-			// remove EOD and extra data (if any)
-			$data = substr($data, 2);
-		}
-		// check for EOD: 2-character sequence ~> (7Eh)(3Eh)
-		$eod = strpos($data, '~>');
-		if ($eod !== false) {
-			// remove EOD and extra data (if any)
-			$data = substr($data, 0, $eod);
-		}
-		// data length
-		$data_length = strlen($data);
-		// check for invalid characters
-		if (preg_match('/[^\x21-\x75,\x74]/', $data) > 0) {
-			$this->Error('decodeASCII85: invalid code');
-		}
-		// z sequence
-		$zseq = chr(0).chr(0).chr(0).chr(0);
-		// position inside a group of 4 bytes (0-3)
-		$group_pos = 0;
-		$tuple = 0;
-		$pow85 = array((85*85*85*85), (85*85*85), (85*85), 85, 1);
-		$last_pos = ($data_length - 1);
-		// for each byte
-		for ($i = 0; $i < $data_length; ++$i) {
-			// get char value
-			$char = ord($data[$i]);
-			if ($char == 122) { // 'z'
-				if ($group_pos == 0) {
-					$decoded .= $zseq;
-				} else {
-					$this->Error('decodeASCII85: invalid code');
-				}
-			} else {
-				// the value represented by a group of 5 characters should never be greater than 2^32 - 1
-				$tuple += (($char - 33) * $pow85[$group_pos]);
-				if ($group_pos == 4) {
-					$decoded .= chr($tuple >> 24).chr($tuple >> 16).chr($tuple >> 8).chr($tuple);
-					$tuple = 0;
-					$group_pos = 0;
-				} else {
-					++$group_pos;
-				}
-			}
-		}
-		if ($group_pos > 1) {
-			$tuple += $pow85[($group_pos - 1)];
-		}
-		// last tuple (if any)
-		switch ($group_pos) {
-			case 4: {
-				$decoded .= chr($tuple >> 24).chr($tuple >> 16).chr($tuple >> 8);
-				break;
-			}
-			case 3: {
-				$decoded .= chr($tuple >> 24).chr($tuple >> 16);
-				break;
-			}
-			case 2: {
-				$decoded .= chr($tuple >> 24);
-				break;
-			}
-			case 1: {
-				$this->Error('decodeASCII85: invalid code');
-				break;
-			}
-		}
-		return $decoded;
-	}
+    /**
+     * ASCII85Decode
+     * Decodes data encoded in an ASCII base-85 representation, reproducing the original binary data.
+     * @param $data (string) Data to decode.
+     * @return Decoded data string.
+     * @public
+     * @since 1.0.000 (2011-05-23)
+     */
+    public function decodeFilterASCII85Decode($data) {
+        // intialize string to return
+        $decoded = '';
+        // all white-space characters shall be ignored
+        $data = preg_replace('/[\s]/', '', $data);
+        // remove start sequence 2-character sequence <~ (3Ch)(7Eh)
+        if (strpos($data, '<~') !== false) {
+            // remove EOD and extra data (if any)
+            $data = substr($data, 2);
+        }
+        // check for EOD: 2-character sequence ~> (7Eh)(3Eh)
+        $eod = strpos($data, '~>');
+        if ($eod !== false) {
+            // remove EOD and extra data (if any)
+            $data = substr($data, 0, $eod);
+        }
+        // data length
+        $data_length = strlen($data);
+        // check for invalid characters
+        if (preg_match('/[^\x21-\x75,\x74]/', $data) > 0) {
+            $this->Error('decodeASCII85: invalid code');
+        }
+        // z sequence
+        $zseq = chr(0).chr(0).chr(0).chr(0);
+        // position inside a group of 4 bytes (0-3)
+        $group_pos = 0;
+        $tuple = 0;
+        $pow85 = array((85*85*85*85), (85*85*85), (85*85), 85, 1);
+        $last_pos = ($data_length - 1);
+        // for each byte
+        for ($i = 0; $i < $data_length; ++$i) {
+            // get char value
+            $char = ord($data[$i]);
+            if ($char == 122) { // 'z'
+                if ($group_pos == 0) {
+                    $decoded .= $zseq;
+                } else {
+                    $this->Error('decodeASCII85: invalid code');
+                }
+            } else {
+                // the value represented by a group of 5 characters should never be greater than 2^32 - 1
+                $tuple += (($char - 33) * $pow85[$group_pos]);
+                if ($group_pos == 4) {
+                    $decoded .= chr($tuple >> 24).chr($tuple >> 16).chr($tuple >> 8).chr($tuple);
+                    $tuple = 0;
+                    $group_pos = 0;
+                } else {
+                    ++$group_pos;
+                }
+            }
+        }
+        if ($group_pos > 1) {
+            $tuple += $pow85[($group_pos - 1)];
+        }
+        // last tuple (if any)
+        switch ($group_pos) {
+            case 4: {
+                $decoded .= chr($tuple >> 24).chr($tuple >> 16).chr($tuple >> 8);
+                break;
+            }
+            case 3: {
+                $decoded .= chr($tuple >> 24).chr($tuple >> 16);
+                break;
+            }
+            case 2: {
+                $decoded .= chr($tuple >> 24);
+                break;
+            }
+            case 1: {
+                $this->Error('decodeASCII85: invalid code');
+                break;
+            }
+        }
+        return $decoded;
+    }
 
-	/**
-	 * LZWDecode
-	 * Decompresses data encoded using the LZW (Lempel-Ziv-Welch) adaptive compression method, reproducing the original text or binary data.
-	 * @param $data (string) Data to decode.
-	 * @return Decoded data string.
-	 * @public
-	 * @since 1.0.000 (2011-05-23)
-	 */
-	public function decodeFilterLZWDecode($data) {
-		// intialize string to return
-		$decoded = '';
-		// data length
-		$data_length = strlen($data);
-		// convert string to binary string
-		$bitstring = '';
-		for ($i = 0; $i < $data_length; ++$i) {
-			$bitstring .= sprintf('%08b', ord($data{$i}));
-		}
-		// get the number of bits
-		$data_length = strlen($bitstring);
-		// initialize code length in bits
-		$bitlen = 9;
-		// initialize dictionary index
-		$dix = 258;
-		// initialize the dictionary (with the first 256 entries).
-		$dictionary = array();
-		for ($i = 0; $i < 256; ++$i) {
-			$dictionary[$i] = chr($i);
-		}
-		// previous val
-		$prev_index = 0;
-		// while we encounter EOD marker (257), read code_length bits
-		while (($data_length > 0) AND (($index = bindec(substr($bitstring, 0, $bitlen))) != 257)) {
-			// remove read bits from string
-			$bitstring = substr($bitstring, $bitlen);
-			// update number of bits
-			$data_length -= $bitlen;
-			if ($index == 256) { // clear-table marker
-				// reset code length in bits
-				$bitlen = 9;
-				// reset dictionary index
-				$dix = 258;
-				$prev_index = 256;
-				// reset the dictionary (with the first 256 entries).
-				$dictionary = array();
-				for ($i = 0; $i < 256; ++$i) {
-					$dictionary[$i] = chr($i);
-				}
-			} elseif ($prev_index == 256) {
-				// first entry
-				$decoded .= $dictionary[$index];
-				$prev_index = $index;
-			} else {
-				// check if index exist in the dictionary
-				if ($index < $dix) {
-					// index exist on dictionary
-					$decoded .= $dictionary[$index];
-					$dic_val = $dictionary[$prev_index].$dictionary[$index]{0};
-					// store current index
-					$prev_index = $index;
-				} else {
-					// index do not exist on dictionary
-					$dic_val = $dictionary[$prev_index].$dictionary[$prev_index]{0};
-					$decoded .= $dic_val;
-				}
-				// update dictionary
-				$dictionary[$dix] = $dic_val;
-				++$dix;
-				// change bit length by case
-				if ($dix == 2047) {
-					$bitlen = 12;
-				} elseif ($dix == 1023) {
-					$bitlen = 11;
-				} elseif ($dix == 511) {
-					$bitlen = 10;
-				}
-			}
-		}
-		return $decoded;
-	}
+    /**
+     * LZWDecode
+     * Decompresses data encoded using the LZW (Lempel-Ziv-Welch) adaptive compression method, reproducing the original text or binary data.
+     * @param $data (string) Data to decode.
+     * @return Decoded data string.
+     * @public
+     * @since 1.0.000 (2011-05-23)
+     */
+    public function decodeFilterLZWDecode($data) {
+        // intialize string to return
+        $decoded = '';
+        // data length
+        $data_length = strlen($data);
+        // convert string to binary string
+        $bitstring = '';
+        for ($i = 0; $i < $data_length; ++$i) {
+            $bitstring .= sprintf('%08b', ord($data{$i}));
+        }
+        // get the number of bits
+        $data_length = strlen($bitstring);
+        // initialize code length in bits
+        $bitlen = 9;
+        // initialize dictionary index
+        $dix = 258;
+        // initialize the dictionary (with the first 256 entries).
+        $dictionary = array();
+        for ($i = 0; $i < 256; ++$i) {
+            $dictionary[$i] = chr($i);
+        }
+        // previous val
+        $prev_index = 0;
+        // while we encounter EOD marker (257), read code_length bits
+        while (($data_length > 0) AND (($index = bindec(substr($bitstring, 0, $bitlen))) != 257)) {
+            // remove read bits from string
+            $bitstring = substr($bitstring, $bitlen);
+            // update number of bits
+            $data_length -= $bitlen;
+            if ($index == 256) { // clear-table marker
+                // reset code length in bits
+                $bitlen = 9;
+                // reset dictionary index
+                $dix = 258;
+                $prev_index = 256;
+                // reset the dictionary (with the first 256 entries).
+                $dictionary = array();
+                for ($i = 0; $i < 256; ++$i) {
+                    $dictionary[$i] = chr($i);
+                }
+            } elseif ($prev_index == 256) {
+                // first entry
+                $decoded .= $dictionary[$index];
+                $prev_index = $index;
+            } else {
+                // check if index exist in the dictionary
+                if ($index < $dix) {
+                    // index exist on dictionary
+                    $decoded .= $dictionary[$index];
+                    $dic_val = $dictionary[$prev_index].$dictionary[$index]{0};
+                    // store current index
+                    $prev_index = $index;
+                } else {
+                    // index do not exist on dictionary
+                    $dic_val = $dictionary[$prev_index].$dictionary[$prev_index]{0};
+                    $decoded .= $dic_val;
+                }
+                // update dictionary
+                $dictionary[$dix] = $dic_val;
+                ++$dix;
+                // change bit length by case
+                if ($dix == 2047) {
+                    $bitlen = 12;
+                } elseif ($dix == 1023) {
+                    $bitlen = 11;
+                } elseif ($dix == 511) {
+                    $bitlen = 10;
+                }
+            }
+        }
+        return $decoded;
+    }
 
-	/**
-	 * FlateDecode
-	 * Decompresses data encoded using the zlib/deflate compression method, reproducing the original text or binary data.
-	 * @param $data (string) Data to decode.
-	 * @return Decoded data string.
-	 * @public
-	 * @since 1.0.000 (2011-05-23)
-	 */
-	public function decodeFilterFlateDecode($data) {
-		// intialize string to return
-		$decoded = gzuncompress($data);
-		if ($decoded === false) {
-			$this->Error('decodeFlate: invalid code');
-		}
-		return $decoded;
-	}
+    /**
+     * FlateDecode
+     * Decompresses data encoded using the zlib/deflate compression method, reproducing the original text or binary data.
+     * @param $data (string) Data to decode.
+     * @return Decoded data string.
+     * @public
+     * @since 1.0.000 (2011-05-23)
+     */
+    public function decodeFilterFlateDecode($data) {
+        // intialize string to return
+        $decoded = gzuncompress($data);
+        if ($decoded === false) {
+            $this->Error('decodeFlate: invalid code');
+        }
+        return $decoded;
+    }
 
-	/**
-	 * RunLengthDecode
-	 * Decompresses data encoded using a byte-oriented run-length encoding algorithm.
-	 * @param $data (string) Data to decode.
-	 * @public
-	 * @since 1.0.000 (2011-05-23)
-	 */
-	public function decodeFilterRunLengthDecode($data) {
-		// intialize string to return
-		$decoded = '';
-		// data length
-		$data_length = strlen($data);
-		$i = 0;
-		while($i < $data_length) {
-			// get current byte value
-			$byte = ord($data{$i});
-			if ($byte == 128) {
-				// a length value of 128 denote EOD
-				break;
-			} elseif ($byte < 128) {
-				// if the length byte is in the range 0 to 127
-				// the following length + 1 (1 to 128) bytes shall be copied literally during decompression
-				$decoded .= substr($data, ($i + 1), ($byte + 1));
-				// move to next block
-				$i += ($byte + 2);
-			} else {
-				// if length is in the range 129 to 255,
-				// the following single byte shall be copied 257 - length (2 to 128) times during decompression
-				$decoded .= str_repeat($data{($i + 1)}, (257 - $byte));
-				// move to next block
-				$i += 2;
-			}
-		}
-		return $decoded;
-	}
+    /**
+     * RunLengthDecode
+     * Decompresses data encoded using a byte-oriented run-length encoding algorithm.
+     * @param $data (string) Data to decode.
+     * @public
+     * @since 1.0.000 (2011-05-23)
+     */
+    public function decodeFilterRunLengthDecode($data) {
+        // intialize string to return
+        $decoded = '';
+        // data length
+        $data_length = strlen($data);
+        $i = 0;
+        while($i < $data_length) {
+            // get current byte value
+            $byte = ord($data{$i});
+            if ($byte == 128) {
+                // a length value of 128 denote EOD
+                break;
+            } elseif ($byte < 128) {
+                // if the length byte is in the range 0 to 127
+                // the following length + 1 (1 to 128) bytes shall be copied literally during decompression
+                $decoded .= substr($data, ($i + 1), ($byte + 1));
+                // move to next block
+                $i += ($byte + 2);
+            } else {
+                // if length is in the range 129 to 255,
+                // the following single byte shall be copied 257 - length (2 to 128) times during decompression
+                $decoded .= str_repeat($data{($i + 1)}, (257 - $byte));
+                // move to next block
+                $i += 2;
+            }
+        }
+        return $decoded;
+    }
 
-	/**
-	 * CCITTFaxDecode (NOT IMPLEMETED)
-	 * Decompresses data encoded using the CCITT facsimile standard, reproducing the original data (typically monochrome image data at 1 bit per pixel).
-	 * @param $data (string) Data to decode.
-	 * @return Decoded data string.
-	 * @public
-	 * @since 1.0.000 (2011-05-23)
-	 */
-	public function decodeFilterCCITTFaxDecode($data) {
-		return $data;
-	}
+    /**
+     * CCITTFaxDecode (NOT IMPLEMETED)
+     * Decompresses data encoded using the CCITT facsimile standard, reproducing the original data (typically monochrome image data at 1 bit per pixel).
+     * @param $data (string) Data to decode.
+     * @return Decoded data string.
+     * @public
+     * @since 1.0.000 (2011-05-23)
+     */
+    public function decodeFilterCCITTFaxDecode($data) {
+        return $data;
+    }
 
-	/**
-	 * JBIG2Decode (NOT IMPLEMETED)
-	 * Decompresses data encoded using the JBIG2 standard, reproducing the original monochrome (1 bit per pixel) image data (or an approximation of that data).
-	 * @param $data (string) Data to decode.
-	 * @return Decoded data string.
-	 * @public
-	 * @since 1.0.000 (2011-05-23)
-	 */
-	public function decodeFilterJBIG2Decode($data) {
-		return $data;
-	}
+    /**
+     * JBIG2Decode (NOT IMPLEMETED)
+     * Decompresses data encoded using the JBIG2 standard, reproducing the original monochrome (1 bit per pixel) image data (or an approximation of that data).
+     * @param $data (string) Data to decode.
+     * @return Decoded data string.
+     * @public
+     * @since 1.0.000 (2011-05-23)
+     */
+    public function decodeFilterJBIG2Decode($data) {
+        return $data;
+    }
 
-	/**
-	 * DCTDecode (NOT IMPLEMETED)
-	 * Decompresses data encoded using a DCT (discrete cosine transform) technique based on the JPEG standard, reproducing image sample data that approximates the original data.
-	 * @param $data (string) Data to decode.
-	 * @return Decoded data string.
-	 * @public
-	 * @since 1.0.000 (2011-05-23)
-	 */
-	public function decodeFilterDCTDecode($data) {
-		return $data;
-	}
+    /**
+     * DCTDecode (NOT IMPLEMETED)
+     * Decompresses data encoded using a DCT (discrete cosine transform) technique based on the JPEG standard, reproducing image sample data that approximates the original data.
+     * @param $data (string) Data to decode.
+     * @return Decoded data string.
+     * @public
+     * @since 1.0.000 (2011-05-23)
+     */
+    public function decodeFilterDCTDecode($data) {
+        return $data;
+    }
 
-	/**
-	 * JPXDecode (NOT IMPLEMETED)
-	 * Decompresses data encoded using the wavelet-based JPEG2000 standard, reproducing the original image data.
-	 * @param $data (string) Data to decode.
-	 * @return Decoded data string.
-	 * @public
-	 * @since 1.0.000 (2011-05-23)
-	 */
-	public function decodeFilterJPXDecode($data) {
-		return $data;
-	}
+    /**
+     * JPXDecode (NOT IMPLEMETED)
+     * Decompresses data encoded using the wavelet-based JPEG2000 standard, reproducing the original image data.
+     * @param $data (string) Data to decode.
+     * @return Decoded data string.
+     * @public
+     * @since 1.0.000 (2011-05-23)
+     */
+    public function decodeFilterJPXDecode($data) {
+        return $data;
+    }
 
-	/**
-	 * Crypt (NOT IMPLEMETED)
-	 * Decrypts data encrypted by a security handler, reproducing the data as it was before encryption.
-	 * @param $data (string) Data to decode.
-	 * @return Decoded data string.
-	 * @public
-	 * @since 1.0.000 (2011-05-23)
-	 */
-	public function decodeFilterCrypt($data) {
-		return $data;
-	}
+    /**
+     * Crypt (NOT IMPLEMETED)
+     * Decrypts data encrypted by a security handler, reproducing the data as it was before encryption.
+     * @param $data (string) Data to decode.
+     * @return Decoded data string.
+     * @public
+     * @since 1.0.000 (2011-05-23)
+     */
+    public function decodeFilterCrypt($data) {
+        return $data;
+    }
 
-	// --- END FILTERS SECTION -------------------------------------------------
+    // --- END FILTERS SECTION -------------------------------------------------
 
-	/**
-	 * This method is automatically called in case of fatal error; it simply outputs the message and halts the execution.
-	 * @param $msg (string) The error message
-	 * @public
-	 * @since 1.0.000 (2011-05-23)
-	 */
-	public function Error($msg) {
-		// exit program and print error
-		die('<strong>TCPDF_FILTERS ERROR: </strong>'.$msg);
-	}
+    /**
+     * This method is automatically called in case of fatal error; it simply outputs the message and halts the execution.
+     * @param $msg (string) The error message
+     * @public
+     * @since 1.0.000 (2011-05-23)
+     */
+    public function Error($msg) {
+        // exit program and print error
+        die('<strong>TCPDF_FILTERS ERROR: </strong>'.$msg);
+    }
 
 } // END OF TCPDF_FILTERS CLASS
 

Spacing +3 added lines, -3 removed lines

@@ -161,7 +161,7 @@ 
 		}
 		// get data length
 		$data_length = strlen($data);
-		if (($data_length % 2) != 0) {
+		if (($data_length%2) != 0) {
 			// odd number of hexadecimal digits
 			if ($eod) {
 				// EOD shall behave as if a 0 (zero) followed the last digit
@@ -228,7 +228,7 @@ 
 				}
 			} else {
 				// the value represented by a group of 5 characters should never be greater than 2^32 - 1
-				$tuple += (($char - 33) * $pow85[$group_pos]);
+				$tuple += (($char - 33)*$pow85[$group_pos]);
 				if ($group_pos == 4) {
 					$decoded .= chr($tuple >> 24).chr($tuple >> 16).chr($tuple >> 8).chr($tuple);
 					$tuple = 0;
@@ -374,7 +374,7 @@ 
 		// data length
 		$data_length = strlen($data);
 		$i = 0;
-		while($i < $data_length) {
+		while ($i < $data_length) {
 			// get current byte value
 			$byte = ord($data{$i});
 			if ($byte == 128) {