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authoralecpl <alec@alec.pl>2010-09-09 11:34:35 +0000
committeralecpl <alec@alec.pl>2010-09-09 11:34:35 +0000
commit4d7acb3cb293dbe3933c23282cdb6d1b04dea759 (patch)
tree1950162450d021a101725dc1940ad0476e66a3a8 /program/include
parent71f60cc9aa129f1584611959ef9ec7d32b2277de (diff)
- Fix handling of charsets with LATIN-* label
Diffstat (limited to 'program/include')
-rw-r--r--program/include/main.inc31
1 files changed, 26 insertions, 5 deletions
diff --git a/program/include/main.inc b/program/include/main.inc
index 04992fd89..9b6668e63 100644
--- a/program/include/main.inc
+++ b/program/include/main.inc
@@ -334,9 +334,10 @@ function rcube_parse_charset($input)
return $charsets[$input];
$charset = preg_replace(array(
- '/^[^0-9A-Z]+/', // e.g. _ISO-8859-JP$SIO
- '/\$.*$/', // e.g. _ISO-8859-JP$SIO
- '/UNICODE-1-1-*/', // RFC1641/1642
+ '/^[^0-9A-Z]+/', // e.g. _ISO-8859-JP$SIO
+ '/\$.*$/', // e.g. _ISO-8859-JP$SIO
+ '/UNICODE-1-1-*/', // RFC1641/1642
+ '/^X-/', // X- prefix (e.g. X-ROMAN8 => ROMAN8)
), '', $charset);
# Aliases: some of them from HTML5 spec.
@@ -367,8 +368,8 @@ function rcube_parse_charset($input)
'128' => 'SHIFT-JIS'
);
- // allow a-z and 0-9 only and remove X- prefix (e.g. X-ROMAN8 => ROMAN8)
- $str = preg_replace(array('/[^A-Z0-9]/', '/^X+/'), '', $charset);
+ // allow A-Z and 0-9 only
+ $str = preg_replace('/[^A-Z0-9]/', '', $charset);
if (isset($aliases[$str]))
$result = $aliases[$str];
@@ -386,6 +387,26 @@ function rcube_parse_charset($input)
else if (preg_match('/(WIN|WINDOWS)([0-9]+)/', $str, $m)) {
$result = 'WINDOWS-' . $m[2];
}
+ // LATIN
+ else if (preg_match('/(CSISOLATIN|LATIN)(.*)/', $str, $m)) {
+ $aliases = array('2' => 2, '3' => 3, '4' => 4, '5' => 9, '6' => 10,
+ '7' => 13, '8' => 14, '9' => 15, '10' => 16,
+ 'ARABIC' => 6, 'CYRILLIC' => 5, 'GREEK' => 7, 'HEBREW' => 8);
+
+ // some clients sends windows-1252 text as latin1,
+ // it is safe to use windows-1252 for all latin1
+ if ($m[2] == 1) {
+ $result = 'WINDOWS-1252';
+ }
+ // if iconv is not supported we need ISO labels, it's also safe for iconv
+ else if (!empty($aliases[$m[2]])) {
+ $result = 'ISO-8859-'.$aliases[$m[2]];
+ }
+ // iconv requires convertion of e.g. LATIN-1 to LATIN1
+ else {
+ $result = $str;
+ }
+ }
else {
$result = $charset;
}