From: Operating system: CentOS release 5.5 PHP version: 5.3.4 Package: ICONV related Bug Type: Bug Bug description:Function iconv_mime_decode failed to decode utf-8 header
Description: ------------ --- >From manual page: http://www.php.net/function.iconv-mime-decode --- Function iconv_mime_decode can't decode header with non-ascii characters, if charset differs from ISO-8859-1. For example iconv_mime_decode can't decode string "Subject: =?utf-8?Q?=D0=9F=D1=80=D0=B8=D0=B2=D0=B5=D1=82,=20=D0=9C=D0=B5?= =?utf-8?Q?=D0=B4=D0=B2=D0=B5=D0=B4!=20(Hello,=20Bear!)?=" Test script: --------------- <?php $plan = array( // It's erroneous way to encode non-ascii text with ISO-8859-1, but // in this case the encode and the decode are inverse functions // i. e. $a == decode(encode($a)) array( 'description' => "Non-ASCII characters, ISO-8859-1 to ISO-8859-1 conversion", 'subject' => "ÐÑивеÑ, ÐедведÑ! (Hello, Bear!)", 'prefs' => array( 'input-charset' => 'iso-8859-1', 'output-charset' => 'iso-8859-1', ) ), // unfortunately fails array( 'description' => "Non-ASCII characters and UTF-8", 'subject' => "ÐÑивеÑ, Ðедвед! (Hello, Bear!)", 'prefs' => array( 'input-charset' => 'utf-8', 'output-charset' => 'utf-8', ) ), array( 'description' => "Only ASCII characters and UTF-8", 'subject' => "Hello, Bear!", 'prefs' => array( 'input-charset' => 'utf-8', 'output-charset' => 'utf-8', ) ), array( 'description' => "Only ASCII characters and Windows-1251 charset", 'subject' => "Hello, Bear!", 'prefs' => array( 'input-charset' => 'utf-8', 'output-charset' => 'windows-1251', ) ), array( 'description' => "Non-ASCII characters and Windows-1251 charset", 'subject' => "ÐÑивеÑ, ÐедведÑ! (Hello, Bear!)", 'prefs' => array( 'input-charset' => 'utf-8', 'output-charset' => 'windows-1251', ) ) ); foreach ($plan as $case) { printf("\n\nStart: %s\n%s\n", $case['description'], str_repeat("=", 80)); $prefs = $case['prefs']; $prefs['scheme'] = 'Q'; $subject_encoded = iconv_mime_encode('Subject', $case['subject'], $prefs); printf("Encoded subject: %s\n", var_export($subject_encoded, 1)); if (!$subject_encoded) { $status = 'FAILED due to iconv_mime_encode'; } else { $status = false === iconv_mime_decode($subject_encoded) ? 'FAILED' : 'PASSED'; } printf("[%s] %s\n", $status, $case['description']); } echo "\n"; Expected result: ---------------- All tests should pass. Actual result: -------------- Start: Non-ASCII characters, ISO-8859-1 to ISO-8859-1 conversion ================================================================================ Encoded subject: 'Subject: =?iso-8859-1?Q?=D0=9F=D1=80=D0=B8=D0=B2=D0=B5=D1=82,? = =?iso-8859-1?Q?=20=D0=9C=D0=B5=D0=B4=D0=B2=D0=B5=D0=B4=D1=8C!=20(Hello,?= =?iso-8859-1?Q?=20Bear!)?=' [PASSED] Non-ASCII characters, ISO-8859-1 to ISO-8859-1 conversion Start: Non-ASCII characters and UTF-8 ================================================================================ Encoded subject: 'Subject: =?utf-8?Q? =D0=9F=D1=80=D0=B8=D0=B2=D0=B5=D1=82,=20=D0=9C=D0=B5?= =?utf-8?Q?=D0=B4=D0=B2=D0=B5=D0=B4!=20(Hello,=20Bear!)?=' [FAILED] Non-ASCII characters and UTF-8 Start: Only ASCII characters and UTF-8 ================================================================================ Encoded subject: 'Subject: =?utf-8?Q?Hello,=20Bear!?=' [PASSED] Only ASCII characters and UTF-8 Start: Only ASCII characters and Windows-1251 charset ================================================================================ Encoded subject: 'Subject: =?windows-1251?Q?Hello,=20Bear!?=' [PASSED] Only ASCII characters and Windows-1251 charset Start: Non-ASCII characters and Windows-1251 charset ================================================================================ Encoded subject: 'Subject: =?windows-1251?Q? =CF=F0=E8=E2=E5=F2,=20=CC=E5=E4=E2=E5=E4=FC!=20(?= =?windows-1251?Q?Hello,=20Bear!)?=' [FAILED] Non-ASCII characters and Windows-1251 charset -- Edit bug report at http://bugs.php.net/bug.php?id=53596&edit=1 -- Try a snapshot (PHP 5.2): http://bugs.php.net/fix.php?id=53596&r=trysnapshot52 Try a snapshot (PHP 5.3): http://bugs.php.net/fix.php?id=53596&r=trysnapshot53 Try a snapshot (trunk): http://bugs.php.net/fix.php?id=53596&r=trysnapshottrunk Fixed in SVN: http://bugs.php.net/fix.php?id=53596&r=fixed Fixed in SVN and need be documented: http://bugs.php.net/fix.php?id=53596&r=needdocs Fixed in release: http://bugs.php.net/fix.php?id=53596&r=alreadyfixed Need backtrace: http://bugs.php.net/fix.php?id=53596&r=needtrace Need Reproduce Script: http://bugs.php.net/fix.php?id=53596&r=needscript Try newer version: http://bugs.php.net/fix.php?id=53596&r=oldversion Not developer issue: http://bugs.php.net/fix.php?id=53596&r=support Expected behavior: http://bugs.php.net/fix.php?id=53596&r=notwrong Not enough info: http://bugs.php.net/fix.php?id=53596&r=notenoughinfo Submitted twice: http://bugs.php.net/fix.php?id=53596&r=submittedtwice register_globals: http://bugs.php.net/fix.php?id=53596&r=globals PHP 4 support discontinued: http://bugs.php.net/fix.php?id=53596&r=php4 Daylight Savings: http://bugs.php.net/fix.php?id=53596&r=dst IIS Stability: http://bugs.php.net/fix.php?id=53596&r=isapi Install GNU Sed: http://bugs.php.net/fix.php?id=53596&r=gnused Floating point limitations: http://bugs.php.net/fix.php?id=53596&r=float No Zend Extensions: http://bugs.php.net/fix.php?id=53596&r=nozend MySQL Configuration Error: http://bugs.php.net/fix.php?id=53596&r=mysqlcfg
