chamilo / chamilo-lms

main/inc/lib/phpmailer/class.phpmailer.php

Spacing +234 added lines, -235 removed lines

@@ -38,7 +38,7 @@ 
  * @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License
  */
 
-if (version_compare(PHP_VERSION, '5.0.0', '<') ) exit("Sorry, this version of PHPMailer will only run on PHP version 5 or greater!\n");
+if (version_compare(PHP_VERSION, '5.0.0', '<')) exit("Sorry, this version of PHPMailer will only run on PHP version 5 or greater!\n");
 
 class PHPMailer {
 
@@ -50,64 +50,64 @@ 
    * Email priority (1 = High, 3 = Normal, 5 = low).
    * @var int
    */
-  public $Priority          = 3;
+  public $Priority = 3;
 
   /**
    * Sets the CharSet of the message.
    * @var string
    */
-  public $CharSet           = 'iso-8859-1';
+  public $CharSet = 'iso-8859-1';
 
   /**
    * Sets the Content-type of the message.
    * @var string
    */
-  public $ContentType       = 'text/plain';
+  public $ContentType = 'text/plain';
 
   /**
    * Sets the Encoding of the message. Options for this are
    *  "8bit", "7bit", "binary", "base64", and "quoted-printable".
    * @var string
    */
-  public $Encoding          = '8bit';
+  public $Encoding = '8bit';
 
   /**
    * Holds the most recent mailer error message.
    * @var string
    */
-  public $ErrorInfo         = '';
+  public $ErrorInfo = '';
 
   /**
    * Sets the From email address for the message.
    * @var string
    */
-  public $From              = 'root@localhost';
+  public $From = 'root@localhost';
 
   /**
    * Sets the From name of the message.
    * @var string
    */
-  public $FromName          = 'Root User';
+  public $FromName = 'Root User';
 
   /**
    * Sets the Sender email (Return-Path) of the message.  If not empty,
    * will be sent via -f to sendmail or as 'MAIL FROM' in smtp mode.
    * @var string
    */
-  public $Sender            = '';
+  public $Sender = '';
 
   /**
    * Sets the Subject of the message.
    * @var string
    */
-  public $Subject           = '';
+  public $Subject = '';
 
   /**
    * Sets the Body of the message.  This can be either an HTML or text body.
    * If HTML then run IsHTML(true).
    * @var string
    */
-  public $Body              = '';
+  public $Body = '';
 
   /**
    * Sets the text-only body of the message.  This automatically sets the
@@ -116,39 +116,39 @@ 
    * that can read HTML will view the normal Body.
    * @var string
    */
-  public $AltBody           = '';
+  public $AltBody = '';
 
   /**
    * Sets word wrapping on the body of the message to a given number of
    * characters.
    * @var int
    */
-  public $WordWrap          = 0;
+  public $WordWrap = 0;
 
   /**
    * Method to send mail: ("mail", "sendmail", or "smtp").
    * @var string
    */
-  public $Mailer            = 'mail';
+  public $Mailer = 'mail';
 
   /**
    * Sets the path of the sendmail program.
    * @var string
    */
-  public $Sendmail          = '/usr/sbin/sendmail';
+  public $Sendmail = '/usr/sbin/sendmail';
 
   /**
    * Path to PHPMailer plugins.  Useful if the SMTP class
    * is in a different directory than the PHP include path.
    * @var string
    */
-  public $PluginDir         = '';
+  public $PluginDir = '';
 
   /**
    * Sets the email address that a reading confirmation will be sent.
    * @var string
    */
-  public $ConfirmReadingTo  = '';
+  public $ConfirmReadingTo = '';
 
   /**
    * Sets the hostname to use in Message-Id and Received headers
@@ -156,14 +156,14 @@ 
    * by SERVER_NAME is used or 'localhost.localdomain'.
    * @var string
    */
-  public $Hostname          = '';
+  public $Hostname = '';
 
   /**
    * Sets the message ID to be used in the Message-Id header.
    * If empty, a unique id will be generated.
    * @var string
    */
-  public $MessageID         = '';
+  public $MessageID = '';
 
   /////////////////////////////////////////////////
   // PROPERTIES FOR SMTP
@@ -177,57 +177,57 @@ 
    * Hosts will be tried in order.
    * @var string
    */
-  public $Host          = 'localhost';
+  public $Host = 'localhost';
 
   /**
    * Sets the default SMTP server port.
    * @var int
    */
-  public $Port          = 25;
+  public $Port = 25;
 
   /**
    * Sets the SMTP HELO of the message (Default is $Hostname).
    * @var string
    */
-  public $Helo          = '';
+  public $Helo = '';
 
   /**
    * Sets connection prefix.
    * Options are "", "ssl" or "tls"
    * @var string
    */
-  public $SMTPSecure    = '';
+  public $SMTPSecure = '';
 
   /**
    * Sets SMTP authentication. Utilizes the Username and Password variables.
    * @var bool
    */
-  public $SMTPAuth      = false;
+  public $SMTPAuth = false;
 
   /**
    * Sets SMTP username.
    * @var string
    */
-  public $Username      = '';
+  public $Username = '';
 
   /**
    * Sets SMTP password.
    * @var string
    */
-  public $Password      = '';
+  public $Password = '';
 
   /**
    * Sets the SMTP server timeout in seconds.
    * This function will not work with the win32 version.
    * @var int
    */
-  public $Timeout       = 10;
+  public $Timeout = 10;
 
   /**
    * Sets SMTP class debugging on or off.
    * @var bool
    */
-  public $SMTPDebug     = false;
+  public $SMTPDebug = false;
 
   /**
    * Prevents the SMTP connection from being closed after each mail
@@ -242,7 +242,7 @@ 
    * emails, instead of sending to entire TO addresses
    * @var bool
    */
-  public $SingleTo      = false;
+  public $SingleTo = false;
 
    /**
    * If SingleTo is true, this provides the array to hold the email addresses
@@ -254,34 +254,34 @@ 
    * Provides the ability to change the line ending
    * @var string
    */
-  public $LE              = "\n";
+  public $LE = "\n";
 
   /**
    * Used with DKIM DNS Resource Record
    * @var string
    */
-  public $DKIM_selector   = 'phpmailer';
+  public $DKIM_selector = 'phpmailer';
 
   /**
    * Used with DKIM DNS Resource Record
    * optional, in format of email address 'you@yourdomain.com'
    * @var string
    */
-  public $DKIM_identity   = '';
+  public $DKIM_identity = '';
 
   /**
    * Used with DKIM DNS Resource Record
    * optional, in format of email address 'you@yourdomain.com'
    * @var string
    */
-  public $DKIM_domain     = '';
+  public $DKIM_domain = '';
 
   /**
    * Used with DKIM DNS Resource Record
    * optional, in format of email address 'you@yourdomain.com'
    * @var string
    */
-  public $DKIM_private    = '';
+  public $DKIM_private = '';
 
   /**
    * Callback Action function name
@@ -300,7 +300,7 @@ 
    * Sets the PHPMailer Version number
    * @var string
    */
-  public $Version         = '5.1';
+  public $Version = '5.1';
 
   /////////////////////////////////////////////////
   // PROPERTIES, PRIVATE AND PROTECTED
@@ -451,13 +451,13 @@ 
    */
   private function AddAnAddress($kind, $address, $name = '') {
     if (!preg_match('/^(to|cc|bcc|ReplyTo)$/', $kind)) {
-      error_log('Invalid recipient array: ' . $kind);
+      error_log('Invalid recipient array: '.$kind);
       return false;
     }
     $address = trim($address);
     $name = trim(preg_replace('/[\r\n]+/', '', $name)); //Strip breaks and trim
     if (!self::ValidateAddress($address)) {
-      $this->SetError($this->Lang('invalid_address').': '. $address);
+      $this->SetError($this->Lang('invalid_address').': '.$address);
       if ($this->exceptions) {
         throw new phpmailerException($this->Lang('invalid_address').': '.$address);
       }
@@ -485,11 +485,11 @@ 
  * @param string $name
  * @return boolean
  */
-  public function SetFrom($address, $name = '',$auto=1) {
+  public function SetFrom($address, $name = '', $auto = 1) {
     $address = trim($address);
     $name = trim(preg_replace('/[\r\n]+/', '', $name)); //Strip breaks and trim
     if (!self::ValidateAddress($address)) {
-      $this->SetError($this->Lang('invalid_address').': '. $address);
+      $this->SetError($this->Lang('invalid_address').': '.$address);
       if ($this->exceptions) {
         throw new phpmailerException($this->Lang('invalid_address').': '.$address);
       }
@@ -522,7 +522,7 @@ 
    */
   public static function ValidateAddress($address) {
     if (function_exists('filter_var')) { //Introduced in PHP 5.2
-      if(filter_var($address, FILTER_VALIDATE_EMAIL) === FALSE) {
+      if (filter_var($address, FILTER_VALIDATE_EMAIL) === FALSE) {
         return false;
       } else {
         return true;
@@ -549,7 +549,7 @@ 
       }
 
       // Set whether the message is multipart/alternative
-      if(!empty($this->AltBody)) {
+      if (!empty($this->AltBody)) {
         $this->ContentType = 'multipart/alternative';
       }
 
@@ -564,12 +564,12 @@ 
 
       // digitally sign with DKIM if enabled
       if ($this->DKIM_domain && $this->DKIM_private) {
-        $header_dkim = $this->DKIM_Add($header,$this->Subject,$body);
-        $header = str_replace("\r\n","\n",$header_dkim) . $header;
+        $header_dkim = $this->DKIM_Add($header, $this->Subject, $body);
+        $header = str_replace("\r\n", "\n", $header_dkim).$header;
       }
 
       // Choose the mailer and send through it
-      switch($this->Mailer) {
+      switch ($this->Mailer) {
         case 'sendmail':
           return $this->SendmailSend($header, $body);
         case 'smtp':
@@ -625,32 +625,32 @@ 
       }
     if ($this->SingleTo === true) {
       foreach ($this->SingleToArray as $key => $val) {
-        if(!@$mail = popen($sendmail, 'w')) {
-          throw new phpmailerException($this->Lang('execute') . $this->Sendmail, self::STOP_CRITICAL);
+        if (!@$mail = popen($sendmail, 'w')) {
+          throw new phpmailerException($this->Lang('execute').$this->Sendmail, self::STOP_CRITICAL);
         }
-        fputs($mail, "To: " . $val . "\n");
+        fputs($mail, "To: ".$val."\n");
         fputs($mail, $header);
         fputs($mail, $body);
         $result = pclose($mail);
         // implement call back function if it exists
         $isSent = ($result == 0) ? 1 : 0;
-        $this->doCallback($isSent,$val,$this->cc,$this->bcc,$this->Subject,$body);
-        if($result != 0) {
-          throw new phpmailerException($this->Lang('execute') . $this->Sendmail, self::STOP_CRITICAL);
+        $this->doCallback($isSent, $val, $this->cc, $this->bcc, $this->Subject, $body);
+        if ($result != 0) {
+          throw new phpmailerException($this->Lang('execute').$this->Sendmail, self::STOP_CRITICAL);
         }
       }
     } else {
-      if(!@$mail = popen($sendmail, 'w')) {
-        throw new phpmailerException($this->Lang('execute') . $this->Sendmail, self::STOP_CRITICAL);
+      if (!@$mail = popen($sendmail, 'w')) {
+        throw new phpmailerException($this->Lang('execute').$this->Sendmail, self::STOP_CRITICAL);
       }
       fputs($mail, $header);
       fputs($mail, $body);
       $result = pclose($mail);
       // implement call back function if it exists
       $isSent = ($result == 0) ? 1 : 0;
-      $this->doCallback($isSent,$this->to,$this->cc,$this->bcc,$this->Subject,$body);
-      if($result != 0) {
-        throw new phpmailerException($this->Lang('execute') . $this->Sendmail, self::STOP_CRITICAL);
+      $this->doCallback($isSent, $this->to, $this->cc, $this->bcc, $this->Subject, $body);
+      if ($result != 0) {
+        throw new phpmailerException($this->Lang('execute').$this->Sendmail, self::STOP_CRITICAL);
       }
     }
     return true;
@@ -665,7 +665,7 @@ 
    */
   protected function MailSend($header, $body) {
     $toArr = array();
-    foreach($this->to as $t) {
+    foreach ($this->to as $t) {
       $toArr[] = $this->AddrFormat($t);
     }
     $to = implode(', ', $toArr);
@@ -679,13 +679,13 @@ 
           $rt = @mail($val, $this->EncodeHeader($this->SecureHeader($this->Subject)), $body, $header, $params);
           // implement call back function if it exists
           $isSent = ($rt == 1) ? 1 : 0;
-          $this->doCallback($isSent,$val,$this->cc,$this->bcc,$this->Subject,$body);
+          $this->doCallback($isSent, $val, $this->cc, $this->bcc, $this->Subject, $body);
         }
       } else {
         $rt = @mail($to, $this->EncodeHeader($this->SecureHeader($this->Subject)), $body, $header, $params);
         // implement call back function if it exists
         $isSent = ($rt == 1) ? 1 : 0;
-        $this->doCallback($isSent,$to,$this->cc,$this->bcc,$this->Subject,$body);
+        $this->doCallback($isSent, $to, $this->cc, $this->bcc, $this->Subject, $body);
       }
     } else {
       if ($this->SingleTo === true && count($toArr) > 1) {
@@ -693,19 +693,19 @@ 
           $rt = @mail($val, $this->EncodeHeader($this->SecureHeader($this->Subject)), $body, $header, $params);
           // implement call back function if it exists
           $isSent = ($rt == 1) ? 1 : 0;
-          $this->doCallback($isSent,$val,$this->cc,$this->bcc,$this->Subject,$body);
+          $this->doCallback($isSent, $val, $this->cc, $this->bcc, $this->Subject, $body);
         }
       } else {
         $rt = @mail($to, $this->EncodeHeader($this->SecureHeader($this->Subject)), $body, $header);
         // implement call back function if it exists
         $isSent = ($rt == 1) ? 1 : 0;
-        $this->doCallback($isSent,$to,$this->cc,$this->bcc,$this->Subject,$body);
+        $this->doCallback($isSent, $to, $this->cc, $this->bcc, $this->Subject, $body);
       }
     }
     if (isset($old_from)) {
       ini_set('sendmail_from', $old_from);
     }
-    if(!$rt) {
+    if (!$rt) {
       throw new phpmailerException($this->Lang('instantiate'), self::STOP_CRITICAL);
     }
     return true;
@@ -721,10 +721,10 @@ 
    * @return bool
    */
   protected function SmtpSend($header, $body) {
-    require_once $this->PluginDir . 'class.smtp.php';
+    require_once $this->PluginDir.'class.smtp.php';
     $bad_rcpt = array();
 
-    if(!$this->SmtpConnect()) {
+    if (!$this->SmtpConnect()) {
       throw new phpmailerException($this->Lang('smtp_connect_failed'), self::STOP_CRITICAL);
     }
 
@@ -733,57 +733,57 @@ 
     } else {
         $smtp_from = $this->From;
     }
-    if(!$this->smtp->Mail($smtp_from)) {
-      throw new phpmailerException($this->Lang('from_failed') . $smtp_from, self::STOP_CRITICAL);
+    if (!$this->smtp->Mail($smtp_from)) {
+      throw new phpmailerException($this->Lang('from_failed').$smtp_from, self::STOP_CRITICAL);
     }
 
     // Attempt to send attach all recipients
-    foreach($this->to as $to) {
+    foreach ($this->to as $to) {
       if (!$this->smtp->Recipient($to[0])) {
         $bad_rcpt[] = $to[0];
         // implement call back function if it exists
         $isSent = 0;
-        $this->doCallback($isSent,$to[0],'','',$this->Subject,$body);
+        $this->doCallback($isSent, $to[0], '', '', $this->Subject, $body);
       } else {
         // implement call back function if it exists
         $isSent = 1;
-        $this->doCallback($isSent,$to[0],'','',$this->Subject,$body);
+        $this->doCallback($isSent, $to[0], '', '', $this->Subject, $body);
       }
     }
-    foreach($this->cc as $cc) {
+    foreach ($this->cc as $cc) {
       if (!$this->smtp->Recipient($cc[0])) {
         $bad_rcpt[] = $cc[0];
         // implement call back function if it exists
         $isSent = 0;
-        $this->doCallback($isSent,'',$cc[0],'',$this->Subject,$body);
+        $this->doCallback($isSent, '', $cc[0], '', $this->Subject, $body);
       } else {
         // implement call back function if it exists
         $isSent = 1;
-        $this->doCallback($isSent,'',$cc[0],'',$this->Subject,$body);
+        $this->doCallback($isSent, '', $cc[0], '', $this->Subject, $body);
       }
     }
-    foreach($this->bcc as $bcc) {
+    foreach ($this->bcc as $bcc) {
       if (!$this->smtp->Recipient($bcc[0])) {
         $bad_rcpt[] = $bcc[0];
         // implement call back function if it exists
         $isSent = 0;
-        $this->doCallback($isSent,'','',$bcc[0],$this->Subject,$body);
+        $this->doCallback($isSent, '', '', $bcc[0], $this->Subject, $body);
       } else {
         // implement call back function if it exists
         $isSent = 1;
-        $this->doCallback($isSent,'','',$bcc[0],$this->Subject,$body);
+        $this->doCallback($isSent, '', '', $bcc[0], $this->Subject, $body);
       }
     }
 
 
-    if (count($bad_rcpt) > 0 ) { //Create error message for any bad addresses
+    if (count($bad_rcpt) > 0) { //Create error message for any bad addresses
       $badaddresses = implode(', ', $bad_rcpt);
-      throw new phpmailerException($this->Lang('recipients_failed') . $badaddresses);
+      throw new phpmailerException($this->Lang('recipients_failed').$badaddresses);
     }
-    if(!$this->smtp->Data($header . $body)) {
+    if (!$this->smtp->Data($header.$body)) {
       throw new phpmailerException($this->Lang('data_not_accepted'), self::STOP_CRITICAL);
     }
-    if($this->SMTPKeepAlive == true) {
+    if ($this->SMTPKeepAlive == true) {
       $this->smtp->Reset();
     }
     return true;
@@ -797,7 +797,7 @@ 
    * @return bool
    */
   public function SmtpConnect() {
-    if(is_null($this->smtp)) {
+    if (is_null($this->smtp)) {
       $this->smtp = new SMTP();
     }
 
@@ -808,7 +808,7 @@ 
 
     // Retry while there is no connection
     try {
-      while($index < count($hosts) && !$connection) {
+      while ($index < count($hosts) && !$connection) {
         $hostinfo = array();
         if (preg_match('/^(.+):([0-9]+)$/', $hosts[$index], $hostinfo)) {
           $host = $hostinfo[1];
@@ -821,7 +821,7 @@ 
         $tls = ($this->SMTPSecure == 'tls');
         $ssl = ($this->SMTPSecure == 'ssl');
 
-        if ($this->smtp->Connect(($ssl ? 'ssl://':'').$host, $port, $this->Timeout)) {
+        if ($this->smtp->Connect(($ssl ? 'ssl://' : '').$host, $port, $this->Timeout)) {
 
           $hello = ($this->Helo != '' ? $this->Helo : $this->ServerHostname());
           $this->smtp->Hello($hello);
@@ -859,8 +859,8 @@ 
    * @return void
    */
   public function SmtpClose() {
-    if(!is_null($this->smtp)) {
-      if($this->smtp->Connected()) {
+    if (!is_null($this->smtp)) {
+      if ($this->smtp->Connected()) {
         $this->smtp->Quit();
         $this->smtp->Close();
       }
@@ -922,7 +922,7 @@ 
    * @return string
    */
   public function AddrAppend($type, $addr) {
-    $addr_str = $type . ': ';
+    $addr_str = $type.': ';
     $addresses = array();
     foreach ($addr as $a) {
       $addresses[] = $this->AddrFormat($a);
@@ -942,7 +942,7 @@ 
     if (empty($addr[1])) {
       return $this->SecureHeader($addr[0]);
     } else {
-      return $this->EncodeHeader($this->SecureHeader($addr[1]), 'phrase') . " <" . $this->SecureHeader($addr[0]) . ">";
+      return $this->EncodeHeader($this->SecureHeader($addr[1]), 'phrase')." <".$this->SecureHeader($addr[0]).">";
     }
   }
 
@@ -969,10 +969,10 @@ 
 
     $line = explode($this->LE, $message);
     $message = '';
-    for ($i=0 ;$i < count($line); $i++) {
+    for ($i = 0; $i < count($line); $i++) {
       $line_part = explode(' ', $line[$i]);
       $buf = '';
-      for ($e = 0; $e<count($line_part); $e++) {
+      for ($e = 0; $e < count($line_part); $e++) {
         $word = $line_part[$e];
         if ($qp_mode and (strlen($word) > $length)) {
           $space_left = $length - strlen($buf) - 1;
@@ -988,10 +988,10 @@ 
               }
               $part = substr($word, 0, $len);
               $word = substr($word, $len);
-              $buf .= ' ' . $part;
-              $message .= $buf . sprintf("=%s", $this->LE);
+              $buf .= ' '.$part;
+              $message .= $buf.sprintf("=%s", $this->LE);
             } else {
-              $message .= $buf . $soft_break;
+              $message .= $buf.$soft_break;
             }
             $buf = '';
           }
@@ -1008,22 +1008,22 @@ 
             $word = substr($word, $len);
 
             if (strlen($word) > 0) {
-              $message .= $part . sprintf("=%s", $this->LE);
+              $message .= $part.sprintf("=%s", $this->LE);
             } else {
               $buf = $part;
             }
           }
         } else {
           $buf_o = $buf;
-          $buf .= ($e == 0) ? $word : (' ' . $word);
+          $buf .= ($e == 0) ? $word : (' '.$word);
 
           if (strlen($buf) > $length and $buf_o != '') {
-            $message .= $buf_o . $soft_break;
+            $message .= $buf_o.$soft_break;
             $buf = $word;
           }
         }
       }
-      $message .= $buf . $this->LE;
+      $message .= $buf.$this->LE;
     }
 
     return $message;
@@ -1052,8 +1052,7 @@ 
         if ($dec < 128) { // Single byte character.
           // If the encoded char was found at pos 0, it will fit
           // otherwise reduce maxLength to start of the encoded char
-          $maxLength = ($encodedCharPos == 0) ? $maxLength :
-          $maxLength - ($lookBack - $encodedCharPos);
+          $maxLength = ($encodedCharPos == 0) ? $maxLength : $maxLength - ($lookBack - $encodedCharPos);
           $foundSplitPos = true;
         } elseif ($dec >= 192) { // First byte of a multi byte character
           // Reduce maxLength to split at start of character
@@ -1077,11 +1076,11 @@ 
    * @return void
    */
   public function SetWordWrap() {
-    if($this->WordWrap < 1) {
+    if ($this->WordWrap < 1) {
       return;
     }
 
-    switch($this->message_type) {
+    switch ($this->message_type) {
       case 'alt':
       case 'alt_attachments':
         $this->AltBody = $this->WrapText($this->AltBody, $this->WordWrap);
@@ -1102,24 +1101,24 @@ 
 
     // Set the boundaries
     $uniq_id = md5(uniqid(time()));
-    $this->boundary[1] = 'b1_' . $uniq_id;
-    $this->boundary[2] = 'b2_' . $uniq_id;
+    $this->boundary[1] = 'b1_'.$uniq_id;
+    $this->boundary[2] = 'b2_'.$uniq_id;
 
     $result .= $this->HeaderLine('Date', self::RFCDate());
-    if($this->Sender == '') {
+    if ($this->Sender == '') {
       $result .= $this->HeaderLine('Return-Path', trim($this->From));
     } else {
       $result .= $this->HeaderLine('Return-Path', trim($this->Sender));
     }
 
     // To be created automatically by mail()
-    if($this->Mailer != 'mail') {
+    if ($this->Mailer != 'mail') {
       if ($this->SingleTo === true) {
-        foreach($this->to as $t) {
+        foreach ($this->to as $t) {
           $this->SingleToArray[] = $this->AddrFormat($t);
         }
       } else {
-        if(count($this->to) > 0) {
+        if (count($this->to) > 0) {
           $result .= $this->AddrAppend('To', $this->to);
         } elseif (count($this->cc) == 0) {
           $result .= $this->HeaderLine('To', 'undisclosed-recipients:;');
@@ -1133,38 +1132,38 @@ 
     $result .= $this->AddrAppend('From', $from);
 
     // sendmail and mail() extract Cc from the header before sending
-    if(count($this->cc) > 0) {
+    if (count($this->cc) > 0) {
       $result .= $this->AddrAppend('Cc', $this->cc);
     }
 
     // sendmail and mail() extract Bcc from the header before sending
-    if((($this->Mailer == 'sendmail') || ($this->Mailer == 'mail')) && (count($this->bcc) > 0)) {
+    if ((($this->Mailer == 'sendmail') || ($this->Mailer == 'mail')) && (count($this->bcc) > 0)) {
       $result .= $this->AddrAppend('Bcc', $this->bcc);
     }
 
-    if(count($this->ReplyTo) > 0) {
+    if (count($this->ReplyTo) > 0) {
       $result .= $this->AddrAppend('Reply-to', $this->ReplyTo);
     }
 
     // mail() sets the subject itself
-    if($this->Mailer != 'mail') {
+    if ($this->Mailer != 'mail') {
       $result .= $this->HeaderLine('Subject', $this->EncodeHeader($this->SecureHeader($this->Subject)));
     }
 
-    if($this->MessageID != '') {
-      $result .= $this->HeaderLine('Message-ID',$this->MessageID);
+    if ($this->MessageID != '') {
+      $result .= $this->HeaderLine('Message-ID', $this->MessageID);
     } else {
       $result .= sprintf("Message-ID: <%s@%s>%s", $uniq_id, $this->ServerHostname(), $this->LE);
     }
     $result .= $this->HeaderLine('X-Priority', $this->Priority);
     $result .= $this->HeaderLine('X-Mailer', 'PHPMailer '.$this->Version.' (phpmailer.sourceforge.net)');
 
-    if($this->ConfirmReadingTo != '') {
-      $result .= $this->HeaderLine('Disposition-Notification-To', '<' . trim($this->ConfirmReadingTo) . '>');
+    if ($this->ConfirmReadingTo != '') {
+      $result .= $this->HeaderLine('Disposition-Notification-To', '<'.trim($this->ConfirmReadingTo).'>');
     }
 
     // Add custom headers
-    for($index = 0; $index < count($this->CustomHeader); $index++) {
+    for ($index = 0; $index < count($this->CustomHeader); $index++) {
       $result .= $this->HeaderLine(trim($this->CustomHeader[$index][0]), $this->EncodeHeader(trim($this->CustomHeader[$index][1])));
     }
     if (!$this->sign_key_file) {
@@ -1182,27 +1181,27 @@ 
    */
   public function GetMailMIME() {
     $result = '';
-    switch($this->message_type) {
+    switch ($this->message_type) {
       case 'plain':
         $result .= $this->HeaderLine('Content-Transfer-Encoding', $this->Encoding);
         $result .= sprintf("Content-Type: %s; charset=\"%s\"", $this->ContentType, $this->CharSet);
         break;
       case 'attachments':
       case 'alt_attachments':
-        if($this->InlineImageExists()){
+        if ($this->InlineImageExists()) {
           $result .= sprintf("Content-Type: %s;%s\ttype=\"text/html\";%s\tboundary=\"%s\"%s", 'multipart/related', $this->LE, $this->LE, $this->boundary[1], $this->LE);
         } else {
           $result .= $this->HeaderLine('Content-Type', 'multipart/mixed;');
-          $result .= $this->TextLine("\tboundary=\"" . $this->boundary[1] . '"');
+          $result .= $this->TextLine("\tboundary=\"".$this->boundary[1].'"');
         }
         break;
       case 'alt':
         $result .= $this->HeaderLine('Content-Type', 'multipart/alternative;');
-        $result .= $this->TextLine("\tboundary=\"" . $this->boundary[1] . '"');
+        $result .= $this->TextLine("\tboundary=\"".$this->boundary[1].'"');
         break;
     }
 
-    if($this->Mailer != 'mail') {
+    if ($this->Mailer != 'mail') {
       $result .= $this->LE.$this->LE;
     }
 
@@ -1223,7 +1222,7 @@ 
 
     $this->SetWordWrap();
 
-    switch($this->message_type) {
+    switch ($this->message_type) {
       case 'alt':
         $body .= $this->GetBoundary($this->boundary[1], '', 'text/plain', '');
         $body .= $this->EncodeString($this->AltBody, $this->Encoding);
@@ -1244,11 +1243,11 @@ 
         break;
       case 'alt_attachments':
         $body .= sprintf("--%s%s", $this->boundary[1], $this->LE);
-        $body .= sprintf("Content-Type: %s;%s" . "\tboundary=\"%s\"%s", 'multipart/alternative', $this->LE, $this->boundary[2], $this->LE.$this->LE);
-        $body .= $this->GetBoundary($this->boundary[2], '', 'text/plain', '') . $this->LE; // Create text body
+        $body .= sprintf("Content-Type: %s;%s"."\tboundary=\"%s\"%s", 'multipart/alternative', $this->LE, $this->boundary[2], $this->LE.$this->LE);
+        $body .= $this->GetBoundary($this->boundary[2], '', 'text/plain', '').$this->LE; // Create text body
         $body .= $this->EncodeString($this->AltBody, $this->Encoding);
         $body .= $this->LE.$this->LE;
-        $body .= $this->GetBoundary($this->boundary[2], '', 'text/html', '') . $this->LE; // Create the HTML body
+        $body .= $this->GetBoundary($this->boundary[2], '', 'text/html', '').$this->LE; // Create the HTML body
         $body .= $this->EncodeString($this->Body, $this->Encoding);
         $body .= $this->LE.$this->LE;
         $body .= $this->EndBoundary($this->boundary[2]);
@@ -1289,16 +1288,16 @@ 
    */
   private function GetBoundary($boundary, $charSet, $contentType, $encoding) {
     $result = '';
-    if($charSet == '') {
+    if ($charSet == '') {
       $charSet = $this->CharSet;
     }
-    if($contentType == '') {
+    if ($contentType == '') {
       $contentType = $this->ContentType;
     }
-    if($encoding == '') {
+    if ($encoding == '') {
       $encoding = $this->Encoding;
     }
-    $result .= $this->TextLine('--' . $boundary);
+    $result .= $this->TextLine('--'.$boundary);
     $result .= sprintf("Content-Type: %s; charset = \"%s\"", $contentType, $charSet);
     $result .= $this->LE;
     $result .= $this->HeaderLine('Content-Transfer-Encoding', $encoding);
@@ -1312,7 +1311,7 @@ 
    * @access private
    */
   private function EndBoundary($boundary) {
-    return $this->LE . '--' . $boundary . '--' . $this->LE;
+    return $this->LE.'--'.$boundary.'--'.$this->LE;
   }
 
   /**
@@ -1321,16 +1320,16 @@ 
    * @return void
    */
   private function SetMessageType() {
-    if(count($this->attachment) < 1 && strlen($this->AltBody) < 1) {
+    if (count($this->attachment) < 1 && strlen($this->AltBody) < 1) {
       $this->message_type = 'plain';
     } else {
-      if(count($this->attachment) > 0) {
+      if (count($this->attachment) > 0) {
         $this->message_type = 'attachments';
       }
-      if(strlen($this->AltBody) > 0 && count($this->attachment) < 1) {
+      if (strlen($this->AltBody) > 0 && count($this->attachment) < 1) {
         $this->message_type = 'alt';
       }
-      if(strlen($this->AltBody) > 0 && count($this->attachment) > 0) {
+      if (strlen($this->AltBody) > 0 && count($this->attachment) > 0) {
         $this->message_type = 'alt_attachments';
       }
     }
@@ -1342,7 +1341,7 @@ 
    * @return string
    */
   public function HeaderLine($name, $value) {
-    return $name . ': ' . $value . $this->LE;
+    return $name.': '.$value.$this->LE;
   }
 
   /**
@@ -1351,7 +1350,7 @@ 
    * @return string
    */
   public function TextLine($value) {
-    return $value . $this->LE;
+    return $value.$this->LE;
   }
 
   /////////////////////////////////////////////////
@@ -1370,11 +1369,11 @@ 
    */
   public function AddAttachment($path, $name = '', $encoding = 'base64', $type = 'application/octet-stream') {
     try {
-      if ( !@is_file($path) ) {
-        throw new phpmailerException($this->Lang('file_access') . $path, self::STOP_CONTINUE);
+      if (!@is_file($path)) {
+        throw new phpmailerException($this->Lang('file_access').$path, self::STOP_CONTINUE);
       }
       $filename = basename($path);
-      if ( $name == '' ) {
+      if ($name == '') {
         $name = $filename;
       }
 
@@ -1384,7 +1383,7 @@ 
         2 => $name,
         3 => $encoding,
         4 => $type,
-        5 => false,  // isStringAttachment
+        5 => false, // isStringAttachment
         6 => 'attachment',
         7 => 0
       );
@@ -1395,7 +1394,7 @@ 
         throw $e;
       }
       error_log($e->getMessage()."\n");
-      if ( $e->getCode() == self::STOP_CRITICAL ) {
+      if ($e->getCode() == self::STOP_CRITICAL) {
         return false;
       }
     }
@@ -1440,29 +1439,29 @@ 
       $disposition = $attachment[6];
       $cid         = $attachment[7];
       $incl[]      = $attachment[0];
-      if ( $disposition == 'inline' && isset($cidUniq[$cid]) ) { continue; }
+      if ($disposition == 'inline' && isset($cidUniq[$cid])) { continue; }
       $cidUniq[$cid] = true;
 
       $mime[] = sprintf("--%s%s", $this->boundary[1], $this->LE);
       $mime[] = sprintf("Content-Type: %s; name=\"%s\"%s", $type, $this->EncodeHeader($this->SecureHeader($name)), $this->LE);
       $mime[] = sprintf("Content-Transfer-Encoding: %s%s", $encoding, $this->LE);
 
-      if($disposition == 'inline') {
+      if ($disposition == 'inline') {
         $mime[] = sprintf("Content-ID: <%s>%s", $cid, $this->LE);
       }
 
       $mime[] = sprintf("Content-Disposition: %s; filename=\"%s\"%s", $disposition, $this->EncodeHeader($this->SecureHeader($name)), $this->LE.$this->LE);
 
       // Encode as string attachment
-      if($bString) {
+      if ($bString) {
         $mime[] = $this->EncodeString($string, $encoding);
-        if($this->IsError()) {
+        if ($this->IsError()) {
           return '';
         }
         $mime[] = $this->LE.$this->LE;
       } else {
         $mime[] = $this->EncodeFile($path, $encoding);
-        if($this->IsError()) {
+        if ($this->IsError()) {
           return '';
         }
         $mime[] = $this->LE.$this->LE;
@@ -1486,7 +1485,7 @@ 
   private function EncodeFile($path, $encoding = 'base64') {
     try {
       if (!is_readable($path)) {
-        throw new phpmailerException($this->Lang('file_open') . $path, self::STOP_CONTINUE);
+        throw new phpmailerException($this->Lang('file_open').$path, self::STOP_CONTINUE);
       }
         $magic_quotes = get_magic_quotes_runtime();
         if ($magic_quotes) {
@@ -1520,9 +1519,9 @@ 
    * @access public
    * @return string
    */
-  public function EncodeString ($str, $encoding = 'base64') {
+  public function EncodeString($str, $encoding = 'base64') {
     $encoded = '';
-    switch(strtolower($encoding)) {
+    switch (strtolower($encoding)) {
       case 'base64':
         $encoded = chunk_split(base64_encode($str), 76, $this->LE);
         break;
@@ -1540,7 +1539,7 @@ 
         $encoded = $this->EncodeQP($str);
         break;
       default:
-        $this->SetError($this->Lang('encoding') . $encoding);
+        $this->SetError($this->Lang('encoding').$encoding);
         break;
     }
     return $encoded;
@@ -1582,7 +1581,7 @@ 
 
     $maxlen = 75 - 7 - strlen($this->CharSet);
     // Try to select the encoding which should produce the shortest output
-    if (strlen($str)/3 < $x) {
+    if (strlen($str) / 3 < $x) {
       $encoding = 'B';
       // Modified by Ivan Tcholakov, 24-JAN-2010.
       //if (function_exists('mb_strlen') && $this->HasMultiBytes($str)) {
@@ -1663,7 +1662,7 @@ 
       }
       while (strlen($chunk) > $length);
 
-      $encoded .= $chunk . $this->LE;
+      $encoded .= $chunk.$this->LE;
     }
 
     // Chomp the last linefeed
@@ -1679,37 +1678,37 @@ 
   * @param integer $line_max Number of chars allowed on a line before wrapping
   * @return string
   */
-  public function EncodeQPphp( $input = '', $line_max = 76, $space_conv = false) {
-    $hex = array('0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F');
+  public function EncodeQPphp($input = '', $line_max = 76, $space_conv = false) {
+    $hex = array('0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F');
     $lines = preg_split('/(?:\r\n|\r|\n)/', $input);
     $eol = "\r\n";
     $escape = '=';
     $output = '';
-    while( list(, $line) = each($lines) ) {
+    while (list(, $line) = each($lines)) {
       $linlen = strlen($line);
       $newline = '';
-      for($i = 0; $i < $linlen; $i++) {
-        $c = substr( $line, $i, 1 );
-        $dec = ord( $c );
-        if ( ( $i == 0 ) && ( $dec == 46 ) ) { // convert first point in the line into =2E
+      for ($i = 0; $i < $linlen; $i++) {
+        $c = substr($line, $i, 1);
+        $dec = ord($c);
+        if (($i == 0) && ($dec == 46)) { // convert first point in the line into =2E
           $c = '=2E';
         }
-        if ( $dec == 32 ) {
-          if ( $i == ( $linlen - 1 ) ) { // convert space at eol only
+        if ($dec == 32) {
+          if ($i == ($linlen - 1)) { // convert space at eol only
             $c = '=20';
-          } else if ( $space_conv ) {
+          } else if ($space_conv) {
             $c = '=20';
           }
-        } elseif ( ($dec == 61) || ($dec < 32 ) || ($dec > 126) ) { // always encode "\t", which is *not* required
-          $h2 = floor($dec/16);
-          $h1 = floor($dec%16);
+        } elseif (($dec == 61) || ($dec < 32) || ($dec > 126)) { // always encode "\t", which is *not* required
+          $h2 = floor($dec / 16);
+          $h1 = floor($dec % 16);
           $c = $escape.$hex[$h2].$hex[$h1];
         }
-        if ( (strlen($newline) + strlen($c)) >= $line_max ) { // CRLF is not counted
+        if ((strlen($newline) + strlen($c)) >= $line_max) { // CRLF is not counted
           $output .= $newline.$escape.$eol; //  soft line break; " =\r\n" is okay
           $newline = '';
           // check if newline first character will be point or not
-          if ( $dec == 46 ) {
+          if ($dec == 46) {
             $c = '=2E';
           }
         }
@@ -1761,7 +1760,7 @@ 
    * @access public
    * @return string
    */
-  public function EncodeQ ($str, $position = 'text') {
+  public function EncodeQ($str, $position = 'text') {
     // There should not be any EOL in the string
     $encoded = preg_replace('/[\r\n]*/', '', $str);
 
@@ -1804,7 +1803,7 @@ 
       2 => basename($filename),
       3 => $encoding,
       4 => $type,
-      5 => true,  // isStringAttachment
+      5 => true, // isStringAttachment
       6 => 'attachment',
       7 => 0
     );
@@ -1825,13 +1824,13 @@ 
    */
   public function AddEmbeddedImage($path, $cid, $name = '', $encoding = 'base64', $type = 'application/octet-stream') {
 
-    if ( !@is_file($path) ) {
-      $this->SetError($this->Lang('file_access') . $path);
+    if (!@is_file($path)) {
+      $this->SetError($this->Lang('file_access').$path);
       return false;
     }
 
     $filename = basename($path);
-    if ( $name == '' ) {
+    if ($name == '') {
       $name = $filename;
     }
 
@@ -1842,7 +1841,7 @@ 
       2 => $name,
       3 => $encoding,
       4 => $type,
-      5 => false,  // isStringAttachment
+      5 => false, // isStringAttachment
       6 => 'inline',
       7 => $cid
     );
@@ -1856,7 +1855,7 @@ 
    * @return bool
    */
   public function InlineImageExists() {
-    foreach($this->attachment as $attachment) {
+    foreach ($this->attachment as $attachment) {
       if ($attachment[6] == 'inline') {
         return true;
       }
@@ -1873,7 +1872,7 @@ 
    * @return void
    */
   public function ClearAddresses() {
-    foreach($this->to as $to) {
+    foreach ($this->to as $to) {
       unset($this->all_recipients[strtolower($to[0])]);
     }
     $this->to = array();
@@ -1884,7 +1883,7 @@ 
    * @return void
    */
   public function ClearCCs() {
-    foreach($this->cc as $cc) {
+    foreach ($this->cc as $cc) {
       unset($this->all_recipients[strtolower($cc[0])]);
     }
     $this->cc = array();
@@ -1895,7 +1894,7 @@ 
    * @return void
    */
   public function ClearBCCs() {
-    foreach($this->bcc as $bcc) {
+    foreach ($this->bcc as $bcc) {
       unset($this->all_recipients[strtolower($bcc[0])]);
     }
     $this->bcc = array();
@@ -1952,7 +1951,7 @@ 
     if ($this->Mailer == 'smtp' and !is_null($this->smtp)) {
       $lasterror = $this->smtp->getError();
       if (!empty($lasterror) and array_key_exists('smtp_msg', $lasterror)) {
-        $msg .= '<p>' . $this->Lang('smtp_error') . $lasterror['smtp_msg'] . "</p>\n";
+        $msg .= '<p>'.$this->Lang('smtp_error').$lasterror['smtp_msg']."</p>\n";
       }
     }
     $this->ErrorInfo = $msg;
@@ -1968,7 +1967,7 @@ 
     $tz = date('Z');
     $tzs = ($tz < 0) ? '-' : '+';
     $tz = abs($tz);
-    $tz = (int)($tz/3600)*100 + ($tz%3600)/60;
+    $tz = (int) ($tz / 3600) * 100 + ($tz % 3600) / 60;
     $result = sprintf("%s %s%04d", date('D, j M Y H:i:s'), $tzs, $tz);
 
     return $result;
@@ -1997,14 +1996,14 @@ 
    * @return string
    */
   private function Lang($key) {
-    if(count($this->language) < 1) {
+    if (count($this->language) < 1) {
       $this->SetLanguage('en'); // set the default language
     }
 
-    if(isset($this->language[$key])) {
+    if (isset($this->language[$key])) {
       return $this->language[$key];
     } else {
-      return 'Language string failed to load: ' . $key;
+      return 'Language string failed to load: '.$key;
     }
   }
 
@@ -2045,19 +2044,19 @@ 
    */
   public function MsgHTML($message, $basedir = '') {
     preg_match_all("/(src|background)=\"(.*)\"/Ui", $message, $images);
-    if(isset($images[2])) {
-      foreach($images[2] as $i => $url) {
+    if (isset($images[2])) {
+      foreach ($images[2] as $i => $url) {
         // do not change urls for absolute images (thanks to corvuscorax)
-        if (!preg_match('#^[A-z]+://#',$url)) {
+        if (!preg_match('#^[A-z]+://#', $url)) {
           $filename = basename($url);
           $directory = dirname($url);
-          ($directory == '.')?$directory='':'';
-          $cid = 'cid:' . md5($filename);
+          ($directory == '.') ? $directory = '' : '';
+          $cid = 'cid:'.md5($filename);
           $ext = pathinfo($filename, PATHINFO_EXTENSION);
-          $mimeType  = self::_mime_types($ext);
-          if ( strlen($basedir) > 1 && substr($basedir,-1) != '/') { $basedir .= '/'; }
-          if ( strlen($directory) > 1 && substr($directory,-1) != '/') { $directory .= '/'; }
-          if ( $this->AddEmbeddedImage($basedir.$directory.$filename, md5($filename), $filename, 'base64',$mimeType) ) {
+          $mimeType = self::_mime_types($ext);
+          if (strlen($basedir) > 1 && substr($basedir, -1) != '/') { $basedir .= '/'; }
+          if (strlen($directory) > 1 && substr($directory, -1) != '/') { $directory .= '/'; }
+          if ($this->AddEmbeddedImage($basedir.$directory.$filename, md5($filename), $filename, 'base64', $mimeType)) {
             $message = preg_replace("/".$images[1][$i]."=\"".preg_quote($url, '/')."\"/Ui", $images[1][$i]."=\"".$cid."\"", $message);
           }
         }
@@ -2065,12 +2064,12 @@ 
     }
     $this->IsHTML(true);
     $this->Body = $message;
-    $textMsg = trim(strip_tags(preg_replace('/<(head|title|style|script)[^>]*>.*?<\/\\1>/s','',$message)));
+    $textMsg = trim(strip_tags(preg_replace('/<(head|title|style|script)[^>]*>.*?<\/\\1>/s', '', $message)));
     if (!empty($textMsg) && empty($this->AltBody)) {
       $this->AltBody = html_entity_decode($textMsg);
     }
     if (empty($this->AltBody)) {
-      $this->AltBody = 'To view this email message, open it in a program that understands HTML!' . "\n\n";
+      $this->AltBody = 'To view this email message, open it in a program that understands HTML!'."\n\n";
     }
   }
 
@@ -2188,10 +2187,10 @@ 
   */
   public function set($name, $value = '') {
     try {
-      if (isset($this->$name) ) {
+      if (isset($this->$name)) {
         $this->$name = $value;
       } else {
-        throw new phpmailerException($this->Lang('variable_set') . $name, self::STOP_CRITICAL);
+        throw new phpmailerException($this->Lang('variable_set').$name, self::STOP_CRITICAL);
       }
     } catch (Exception $e) {
       $this->SetError($e->getMessage());
@@ -2235,14 +2234,14 @@ 
    * @param string $key_pass Password for private key
    */
   public function DKIM_QP($txt) {
-    $tmp="";
-    $line="";
-    for ($i=0;$i<strlen($txt);$i++) {
-      $ord=ord($txt[$i]);
-      if ( ((0x21 <= $ord) && ($ord <= 0x3A)) || $ord == 0x3C || ((0x3E <= $ord) && ($ord <= 0x7E)) ) {
-        $line.=$txt[$i];
+    $tmp = "";
+    $line = "";
+    for ($i = 0; $i < strlen($txt); $i++) {
+      $ord = ord($txt[$i]);
+      if (((0x21 <= $ord) && ($ord <= 0x3A)) || $ord == 0x3C || ((0x3E <= $ord) && ($ord <= 0x7E))) {
+        $line .= $txt[$i];
       } else {
-        $line.="=".sprintf("%02X",$ord);
+        $line .= "=".sprintf("%02X", $ord);
       }
     }
     return $line;
@@ -2256,8 +2255,8 @@ 
    */
   public function DKIM_Sign($s) {
     $privKeyStr = file_get_contents($this->DKIM_private);
-    if ($this->DKIM_passphrase!='') {
-      $privKey = openssl_pkey_get_private($privKeyStr,$this->DKIM_passphrase);
+    if ($this->DKIM_passphrase != '') {
+      $privKey = openssl_pkey_get_private($privKeyStr, $this->DKIM_passphrase);
     } else {
       $privKey = $privKeyStr;
     }
@@ -2273,15 +2272,15 @@ 
    * @param string $s Header
    */
   public function DKIM_HeaderC($s) {
-    $s=preg_replace("/\r\n\s+/"," ",$s);
-    $lines=explode("\r\n",$s);
+    $s = preg_replace("/\r\n\s+/", " ", $s);
+    $lines = explode("\r\n", $s);
     foreach ($lines as $key=>$line) {
-      list($heading,$value)=explode(":",$line,2);
-      $heading=strtolower($heading);
-      $value=preg_replace("/\s+/"," ",$value) ; // Compress useless spaces
-      $lines[$key]=$heading.":".trim($value) ; // Don't forget to remove WSP around the value
+      list($heading, $value) = explode(":", $line, 2);
+      $heading = strtolower($heading);
+      $value = preg_replace("/\s+/", " ", $value); // Compress useless spaces
+      $lines[$key] = $heading.":".trim($value); // Don't forget to remove WSP around the value
     }
-    $s=implode("\r\n",$lines);
+    $s = implode("\r\n", $lines);
     return $s;
   }
 
@@ -2294,11 +2293,11 @@ 
   public function DKIM_BodyC($body) {
     if ($body == '') return "\r\n";
     // stabilize line endings
-    $body=str_replace("\r\n","\n",$body);
-    $body=str_replace("\n","\r\n",$body);
+    $body = str_replace("\r\n", "\n", $body);
+    $body = str_replace("\n", "\r\n", $body);
     // END stabilize line endings
-    while (substr($body,strlen($body)-4,4) == "\r\n\r\n") {
-      $body=substr($body,0,strlen($body)-2);
+    while (substr($body, strlen($body) - 4, 4) == "\r\n\r\n") {
+      $body = substr($body, 0, strlen($body) - 2);
     }
     return $body;
   }
@@ -2311,52 +2310,52 @@ 
    * @param string $subject Subject
    * @param string $body Body
    */
-  public function DKIM_Add($headers_line,$subject,$body) {
+  public function DKIM_Add($headers_line, $subject, $body) {
     $DKIMsignatureType    = 'rsa-sha1'; // Signature & hash algorithms
     $DKIMcanonicalization = 'relaxed/simple'; // Canonicalization of header/body
     $DKIMquery            = 'dns/txt'; // Query method
-    $DKIMtime             = time() ; // Signature Timestamp = seconds since 00:00:00 - Jan 1, 1970 (UTC time zone)
+    $DKIMtime             = time(); // Signature Timestamp = seconds since 00:00:00 - Jan 1, 1970 (UTC time zone)
     $subject_header       = "Subject: $subject";
-    $headers              = explode("\r\n",$headers_line);
-    foreach($headers as $header) {
-      if (strpos($header,'From:') === 0) {
-        $from_header=$header;
-      } elseif (strpos($header,'To:') === 0) {
-        $to_header=$header;
+    $headers              = explode("\r\n", $headers_line);
+    foreach ($headers as $header) {
+      if (strpos($header, 'From:') === 0) {
+        $from_header = $header;
+      } elseif (strpos($header, 'To:') === 0) {
+        $to_header = $header;
       }
     }
-    $from     = str_replace('|','=7C',$this->DKIM_QP($from_header));
-    $to       = str_replace('|','=7C',$this->DKIM_QP($to_header));
-    $subject  = str_replace('|','=7C',$this->DKIM_QP($subject_header)) ; // Copied header fields (dkim-quoted-printable
+    $from     = str_replace('|', '=7C', $this->DKIM_QP($from_header));
+    $to       = str_replace('|', '=7C', $this->DKIM_QP($to_header));
+    $subject  = str_replace('|', '=7C', $this->DKIM_QP($subject_header)); // Copied header fields (dkim-quoted-printable
     $body     = $this->DKIM_BodyC($body);
-    $DKIMlen  = strlen($body) ; // Length of body
-    $DKIMb64  = base64_encode(pack("H*", sha1($body))) ; // Base64 of packed binary SHA-1 hash of body
-    $ident    = ($this->DKIM_identity == '')? '' : " i=" . $this->DKIM_identity . ";";
-    $dkimhdrs = "DKIM-Signature: v=1; a=" . $DKIMsignatureType . "; q=" . $DKIMquery . "; l=" . $DKIMlen . "; s=" . $this->DKIM_selector . ";\r\n".
-                "\tt=" . $DKIMtime . "; c=" . $DKIMcanonicalization . ";\r\n".
+    $DKIMlen  = strlen($body); // Length of body
+    $DKIMb64  = base64_encode(pack("H*", sha1($body))); // Base64 of packed binary SHA-1 hash of body
+    $ident    = ($this->DKIM_identity == '') ? '' : " i=".$this->DKIM_identity.";";
+    $dkimhdrs = "DKIM-Signature: v=1; a=".$DKIMsignatureType."; q=".$DKIMquery."; l=".$DKIMlen."; s=".$this->DKIM_selector.";\r\n".
+                "\tt=".$DKIMtime."; c=".$DKIMcanonicalization.";\r\n".
                 "\th=From:To:Subject;\r\n".
-                "\td=" . $this->DKIM_domain . ";" . $ident . "\r\n".
+                "\td=".$this->DKIM_domain.";".$ident."\r\n".
                 "\tz=$from\r\n".
                 "\t|$to\r\n".
                 "\t|$subject;\r\n".
-                "\tbh=" . $DKIMb64 . ";\r\n".
+                "\tbh=".$DKIMb64.";\r\n".
                 "\tb=";
-    $toSign   = $this->DKIM_HeaderC($from_header . "\r\n" . $to_header . "\r\n" . $subject_header . "\r\n" . $dkimhdrs);
+    $toSign   = $this->DKIM_HeaderC($from_header."\r\n".$to_header."\r\n".$subject_header."\r\n".$dkimhdrs);
     $signed   = $this->DKIM_Sign($toSign);
     return "X-PHPMAILER-DKIM: phpmailer.worxware.com\r\n".$dkimhdrs.$signed."\r\n";
   }
 
-  protected function doCallback($isSent,$to,$cc,$bcc,$subject,$body) {
+  protected function doCallback($isSent, $to, $cc, $bcc, $subject, $body) {
     if (!empty($this->action_function) && function_exists($this->action_function)) {
-      $params = array($isSent,$to,$cc,$bcc,$subject,$body);
-      call_user_func_array($this->action_function,$params);
+      $params = array($isSent, $to, $cc, $bcc, $subject, $body);
+      call_user_func_array($this->action_function, $params);
     }
   }
 }
 
 class phpmailerException extends Exception {
   public function errorMessage() {
-    $errorMsg = '<strong>' . $this->getMessage() . "</strong><br />\n";
+    $errorMsg = '<strong>'.$this->getMessage()."</strong><br />\n";
     return $errorMsg;
   }
 }