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authoralecpl <alec@alec.pl>2008-09-05 06:53:51 +0000
committeralecpl <alec@alec.pl>2008-09-05 06:53:51 +0000
commite8a1b7ef8f7135a1c89f6d75fc30aefb1f3b1a22 (patch)
tree5a5a2b5a51d400a2109acf27d48af36da7f0c33a /program
parent0dbac3218130dfe418d6c7dc162f819c746bec2d (diff)
- fix: don't encode short ascii names (http://pear.php.net/bugs/bug.php?id=14232)
Diffstat (limited to 'program')
-rw-r--r--program/lib/Mail/mimePart.php40
1 files changed, 18 insertions, 22 deletions
diff --git a/program/lib/Mail/mimePart.php b/program/lib/Mail/mimePart.php
index 5cfdfa494..a9385d715 100644
--- a/program/lib/Mail/mimePart.php
+++ b/program/lib/Mail/mimePart.php
@@ -388,34 +388,30 @@ class Mail_mimePart {
* @param $value The value of the paramter
* @param $charset The characterset of $value
* @param $language The language used in $value
- * @param $maxLength The maximum length of a line. Defauls to 75
+ * @param $maxLength The maximum length of a line. Defauls to 78
*
* @access private
*/
- function _buildHeaderParam($name, $value, $charset=NULL, $language=NULL, $maxLength=75)
+ function _buildHeaderParam($name, $value, $charset=NULL, $language=NULL, $maxLength=78)
{
- //If we find chars to encode, or if charset or language
- //is not any of the defaults, we need to encode the value.
- $shouldEncode = 0;
- $secondAsterisk = '';
- if (preg_match('#([ \x80-\xFF \*\'\\%\t(\)\<\>\@\,\;\:\\\"/\[\]\?\=]){1}#', $value)) {
- $shouldEncode = 1;
- } elseif ($charset && (strtolower($charset) != 'us-ascii')) {
- $shouldEncode = 1;
- } elseif ($language && ($language != 'en' && $language != 'en-us')) {
- $shouldEncode = 1;
- }
- if ($shouldEncode) {
- $encValue = preg_replace('#([\x80-\xFF \*\'\%\t\(\)\<\>\@\,\;\:\\\"/\[\]\?\=])#e', '"%" . strtoupper(dechex(ord("\1")))', $value);
- $value = "$charset'$language'$encValue";
- $secondAsterisk = '*';
- }
- $header = " {$name}{$secondAsterisk}=\"{$value}\"; ";
+ // RFC 2183/2184/2822:
+ // value needs encoding if contains non-ASCII chars or is longer than 78 chars
+
+ if (preg_match('#[\x20-\x7E]#', $value)) { // ASCII
+ $quoted = addcslashes($value, '\\"');
+ if (strlen($name) + strlen($quoted) + 6 <= $maxLength)
+ return " {$name}=\"{$quoted}\"; ";
+ }
+
+ $encValue = preg_replace('#([^\x20-\x7E])#e', '"%" . strtoupper(dechex(ord("\1")))', $value);
+ $value = "$charset'$language'$encValue";
+
+ $header = " {$name}*=\"{$value}\"; ";
if (strlen($header) <= $maxLength) {
return $header;
}
- $preLength = strlen(" {$name}*0{$secondAsterisk}=\"");
+ $preLength = strlen(" {$name}*0*=\"");
$sufLength = strlen("\";");
$maxLength = MAX(16, $maxLength - $preLength - $sufLength - 2);
$maxLengthReg = "|(.{0,$maxLength}[^\%][^\%])|";
@@ -426,10 +422,10 @@ class Mail_mimePart {
$matches = array();
$found = preg_match($maxLengthReg, $value, $matches);
if ($found) {
- $headers[] = " {$name}*{$headCount}{$secondAsterisk}=\"{$matches[0]}\"";
+ $headers[] = " {$name}*{$headCount}*=\"{$matches[0]}\"";
$value = substr($value, strlen($matches[0]));
} else {
- $headers[] = " {$name}*{$headCount}{$secondAsterisk}=\"{$value}\"";
+ $headers[] = " {$name}*{$headCount}*=\"{$value}\"";
$value = "";
}
$headCount++;