- code cleanup (mostly whitespaces)

program/lib/Mail/mime.php

@@ -341,8 +341,12 @@ class Mail_mime
                            $n_encoding  = NULL,
                            $f_encoding  = NULL)
     {
-        $filedata = ($isfile === true) ? $this->_file2str($file)
-                                           : $file;
+        $filedata = ($isfile === true) ? $this->_file2str($file) : $file;
+
+        if (PEAR::isError($filedata)) {
+            return $filedata;
+        }
+
         if ($isfile === true) {
             // Force the name the user supplied, otherwise use $file
             $filename = (strlen($name)) ? $name : $file;
@@ -355,9 +359,6 @@ class Mail_mime
             return $err;
         }
         $filename = $this->_basename($filename);
-        if (PEAR::isError($filedata)) {
-            return $filedata;
-        }
 
         $this->_parts[] = array(
                                 'body'        => $filedata,
@@ -538,10 +539,11 @@ class Mail_mime
         $params['disposition']  = 'inline';
         $params['dfilename']    = $value['name'];
         $params['cid']          = $value['cid'];
-	if ($value['name-encoding']) {
+
+        if (!empty($value['name-encoding'])) {
             $params['name-encoding'] = $value['name-encoding'];
         }
-	if ($value['filename-encoding']) {
+        if (!empty($value['filename-encoding'])) {
             $params['filename-encoding'] = $value['filename-encoding'];
         }
 

program/lib/Mail/mimePart.php

@@ -416,8 +416,10 @@ class Mail_mimePart {
             return $this->_buildRFC2047Param($name, $value, $charset, $paramEnc);
 
         // RFC2231:
-        $encValue = preg_replace('#([^\x21,\x23,\x24,\x26,\x2B,\x2D,\x2E,\x30-\x39,\x41-\x5A,\x5E-\x7E])#e',
-			'"%" . strtoupper(dechex(ord("\1")))', $value);
+        $encValue = preg_replace(
+            '#([^\x21,\x23,\x24,\x26,\x2B,\x2D,\x2E,\x30-\x39,\x41-\x5A,\x5E-\x7E])#e',
+            '"%" . strtoupper(dechex(ord("\1")))',
+            $value);
         $value = "$charset'$language'$encValue";
 
         $header = " {$name}*={$value};";