fwolf /
fwlib
| @@ 349-389 (lines=41) @@ | ||
| 346 | * @param string $encoding Encoding of output string. |
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| 347 | * @return string |
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| 348 | */ |
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| 349 | function Rfc2047Decode($str, $encoding = 'utf-8') |
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| 350 | { |
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| 351 | // Find string encoding |
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| 352 | $ar = array(); |
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| 353 | //preg_match_all('/=\?(.{3,13})\?[B|Q]\?([\/\d\w\=]*)\?\=/i', $str, $ar); |
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| 354 | preg_match_all('/=\?(.{3,13})\?([B|Q])\?([^\?]*)\?\=/i', $str, $ar); |
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| 355 | // 0 is all-string pattern, 1 is encoding, 2 is string to base64_decode |
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| 356 | $i = count($ar[0]); |
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| 357 | //var_dump($ar); |
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| 358 | if (0 < $i) |
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| 359 | { |
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| 360 | // Got match, process |
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| 361 | for ($j = 0; $j < count($i); $j++) |
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| 362 | { |
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| 363 | $s = ''; |
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| 364 | if ('B' == strtoupper($ar[2][$j])) { |
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| 365 | // Decode base64 first |
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| 366 | $s = base64_decode($ar[3][$j]); |
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| 367 | } |
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| 368 | elseif ('Q' == strtoupper($ar[2][$j])) { |
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| 369 | // quoted-printable encoding ? its format like '=0D=0A' |
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| 370 | $s = quoted_printable_decode($ar[3][$j]); |
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| 371 | } |
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| 372 | ||
| 373 | // Then convert string to charset ordered |
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| 374 | if ($encoding != strtolower($ar[1][$j])) |
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| 375 | $s = mb_convert_encoding($s, $encoding, $ar[1][$j]); |
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| 376 | ||
| 377 | // Then replace into original string |
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| 378 | if (!empty($s)) |
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| 379 | $str = str_replace($ar[0][$j], $s, $str); |
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| 380 | } |
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| 381 | //echo "$str \n"; |
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| 382 | return $str; |
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| 383 | } |
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| 384 | else |
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| 385 | { |
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| 386 | // No match, return original string |
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| 387 | return $str; |
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| 388 | } |
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| 389 | } |
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| 390 | ||
| 391 | ||
| 392 | /** |
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| @@ 25-59 (lines=35) @@ | ||
| 22 | * @param string $encoding |
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| 23 | * @return string |
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| 24 | */ |
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| 25 | public function decode($str, $encoding = 'utf-8') |
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| 26 | { |
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| 27 | // Find string encoding |
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| 28 | $ar = []; |
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| 29 | preg_match_all('/=\?(.{3,13})\?([B|Q])\?([^\?]*)\?\=/i', $str, $ar); |
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| 30 | // 0 is all-string pattern, 1 is encoding, 2 is string to base64_decode |
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| 31 | $i = count($ar[0]); |
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| 32 | if (0 < $i) { |
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| 33 | // Got match, process |
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| 34 | for ($j = 0; $j < count($i); $j++) { |
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| 35 | $s = ''; |
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| 36 | if ('B' == strtoupper($ar[2][$j])) { |
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| 37 | // Decode base64 first |
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| 38 | $s = base64_decode($ar[3][$j]); |
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| 39 | } elseif ('Q' == strtoupper($ar[2][$j])) { |
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| 40 | // quoted-printable encoding ? its format like '=0D=0A' |
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| 41 | $s = quoted_printable_decode($ar[3][$j]); |
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| 42 | } |
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| 43 | ||
| 44 | // Then convert string to charset ordered |
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| 45 | if ($encoding != strtolower($ar[1][$j])) { |
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| 46 | $s = mb_convert_encoding($s, $encoding, $ar[1][$j]); |
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| 47 | } |
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| 48 | ||
| 49 | // Then replace into original string |
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| 50 | if (!empty($s)) { |
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| 51 | $str = str_replace($ar[0][$j], $s, $str); |
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| 52 | } |
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| 53 | } |
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| 54 | return $str; |
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| 55 | } else { |
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| 56 | // No match, return original string |
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| 57 | return $str; |
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| 58 | } |
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| 59 | } |
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| 60 | ||
| 61 | ||
| 62 | /** |
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