filename="=?gb2312?B?M0XnkIblv7XlnKjolqrotYTnu5Pmng==?=
=?gb2312?B?hOiuvuiuoeS4reeahOWGs+etluS9nOeU?=
=?gb2312?B?LmRvYw==?="谁能把这filename解码出来我佩服他求解码方式我的解码有点乱码请高人帮我想想方法
底下是我的方法
[php]
<?php
function decode_mime($string){
$pos = strpos($string,'=?'); //
if(!is_int($pos)){
return $string;
}
$preceding = substr($string, 0, $pos);
$search = substr($string, $pos+2); //位置移动2
$d1 = strpos($search, '?');
if(!is_int($d1)) {
return $string;
}
$charset = substr($string, $pos+2, $d1); //取出字符集的定义部分
$search = substr($search, $d1+1); //字符集定义以后的部分=>$search;
$d2 = strpos($search, '?');
if(!is_int($d2)) {
return $string;
}
$encoding = substr($search, 0, $d2); //两个 ?之间的部分编码方式: q 或 b
$search = substr($search, $d2+1); //后面的所有数据
$end = strpos($search, '?='); //$d2+1 与 $end之间是 编码 了的 内容
if(!is_int($end)) {
return $string;
}
$encoded_text = substr($search, 0, $end);
$rest = substr($string, (strlen($preceding . $charset . $encoding .$encoded_text)+6));
switch ($encoding){
case 'Q':
case 'q':
$decoded = quoted_printable_decode($encoded_text);
if(strtolower($charset) == 'windows-1251') {
$decoded = convert_cyr_string($decoded, 'w', 'k');
}
break;
case 'B';
case 'b';
$decoded = base64_decode($encoded_text);
if (strtolower($charset) == 'windows-1251') {
$decoded = convert_cyr_string($decoded, 'w', 'k');
}
break;
default:
$decode = '=?' . $charset . '?' . $encoding . '?' .$encoded_text .'?==';
break;
}
//return $preceding . $decoded . $this->decode_mime($rest);
return $preceding . $decoded .decode_mime($rest);
}
?>[/php]但有乱码
请高人指点
=?gb2312?B?hOiuvuiuoeS4reeahOWGs+etluS9nOeU?=
=?gb2312?B?LmRvYw==?="谁能把这filename解码出来我佩服他求解码方式我的解码有点乱码请高人帮我想想方法
底下是我的方法
[php]
<?php
function decode_mime($string){
$pos = strpos($string,'=?'); //
if(!is_int($pos)){
return $string;
}
$preceding = substr($string, 0, $pos);
$search = substr($string, $pos+2); //位置移动2
$d1 = strpos($search, '?');
if(!is_int($d1)) {
return $string;
}
$charset = substr($string, $pos+2, $d1); //取出字符集的定义部分
$search = substr($search, $d1+1); //字符集定义以后的部分=>$search;
$d2 = strpos($search, '?');
if(!is_int($d2)) {
return $string;
}
$encoding = substr($search, 0, $d2); //两个 ?之间的部分编码方式: q 或 b
$search = substr($search, $d2+1); //后面的所有数据
$end = strpos($search, '?='); //$d2+1 与 $end之间是 编码 了的 内容
if(!is_int($end)) {
return $string;
}
$encoded_text = substr($search, 0, $end);
$rest = substr($string, (strlen($preceding . $charset . $encoding .$encoded_text)+6));
switch ($encoding){
case 'Q':
case 'q':
$decoded = quoted_printable_decode($encoded_text);
if(strtolower($charset) == 'windows-1251') {
$decoded = convert_cyr_string($decoded, 'w', 'k');
}
break;
case 'B';
case 'b';
$decoded = base64_decode($encoded_text);
if (strtolower($charset) == 'windows-1251') {
$decoded = convert_cyr_string($decoded, 'w', 'k');
}
break;
default:
$decode = '=?' . $charset . '?' . $encoding . '?' .$encoded_text .'?==';
break;
}
//return $preceding . $decoded . $this->decode_mime($rest);
return $preceding . $decoded .decode_mime($rest);
}
?>[/php]但有乱码
请高人指点
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echo _decodeHeader($filename);
function _decodeHeader($input)
{
$input = preg_replace('/(=\?[^?]+\?(q|b)\?[^?]*\?=)(\s)+=\?/i', '\1=?', $input);
while (preg_match('/(=\?([^?]+)\?(q|b)\?([^?]*)\?=)/i', $input, $matches))
{
$encoded = $matches[1];
$charset = $matches[2];
$encoding = $matches[3];
$text = $matches[4]; switch (strtolower($encoding)) {
case 'b':
$text = base64_decode($text);
break; case 'q':
$text = str_replace('_', ' ', $text);
preg_match_all('/=([a-f0-9]{2})/i', $text, $matches);
foreach($matches[1] as $value)
$text = str_replace('='.$value, chr(hexdec($value)), $text);
break;
} $input = str_replace($encoded, $text, $input);
}
return $input;
}