Bug #48289 [Asn->Csd]: iconv_mime_encode() quoted-printable scheme is broken

From: Date: Tue, 04 May 2010 11:57:14 +0000
Subject: Bug #48289 [Asn->Csd]: iconv_mime_encode() quoted-printable scheme is broken
References: 1  Groups: php.bugs 
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Edit report at http://bugs.php.net/bug.php?id=48289&edit=1

 ID:               48289
 Updated by:       aharvey@php.net
 Reported by:      astax dot t at gmail dot com
 Summary:          iconv_mime_encode() quoted-printable scheme is broken
-Status:           Assigned
+Status:           Closed
 Type:             Bug
 Package:          ICONV related
 Operating System: *
 PHP Version:      5.*, 6
 Assigned To:      aharvey

 New Comment:

This bug has been fixed in SVN.

Snapshots of the sources are packaged every three hours; this change
will be in the next snapshot. You can grab the snapshot at
http://snaps.php.net/.
 
Thank you for the report, and for helping us make PHP better.




Previous Comments:
------------------------------------------------------------------------
[2010-05-04 13:57:01] aharvey@php.net

Automatic comment from SVN on behalf of aharvey
Revision: http://svn.php.net/viewvc/?view=revision&revision=298963
Log: Fix for bug #48289 (iconv_mime_encode() quoted-printable scheme is
broken).
Thanks to Hiroaki Kawai for the original patch.

------------------------------------------------------------------------
[2010-02-08 03:55:49] astax dot t at gmail dot com

I'd like to test the patch described in #50954. Is it included into any
PHP build already? Sorry, I don't feel like compiling PHP from sources.


Here is one more reproduce code:

$str =
base64_decode("1Ojr6ODrICLH4O/g5O3uLdHo4ejw8ero6SIgzsDOICLR7uHo7eHg7eoiIPDg5CDv8OXk8fLg4ujy/A==");

$par = array(
	'scheme' => 'Q',
	'input-charset' => 'CP1251',
	'output-charset' => 'CP1251',
	'line-length' => 74,
);

$res = iconv_mime_encode('Subject', $str, $par);

$res = iconv_mime_decode($res, ICONV_MIME_DECODE_CONTINUE_ON_ERROR,
'CP1251');
echo 'Result: Length='.strlen($res)."  ".$res."\n";
$expected = "Subject: ".$str;
echo 'Expected: Length='.strlen($expected)."  ".$expected."\n";



It says result length is 74 chars and expected is 67.

------------------------------------------------------------------------
[2010-02-07 17:38:40] jani@php.net

See also bug #50954 (has a patch too)

------------------------------------------------------------------------
[2009-10-13 08:22:52] rosier at interstroom dot nl

// PHP version: 5.3.0
echo 'PHP version: ' . phpversion();

$subject =
base64_decode('VEVTVCDigJMg0KMg0L3QsNGBINC10YHRgtGMINGC0L4sINGH0YLQviDQktCw0Lwg0L3Rg9C20L3QviAtIFRFU1Q=');

$preferences = array(
    'line-length' => 500,
    'input-charset' => 'UTF-8',
    'output-charset' => 'UTF-8',
    'scheme' => 'Q'
);
$result = iconv_mime_encode('Subject', $subject, $preferences);
// OK: $result = string
var_dump($result);

$preferences = array(
    'line-length' => 76,
    'input-charset' => 'UTF-8',
    'output-charset' => 'UTF-8',
    'scheme' => 'Q'
);
$result = iconv_mime_encode('Subject', $subject, $preferences);
// WRONG: $result = FALSE
var_dump($result);

------------------------------------------------------------------------
[2009-07-10 03:02:15] astax dot t at gmail dot com

dypa at bk dot ru: Please make sure you use Windows-1251 charset
everywhere when you copy and paste test content. Everywhere means in
browser and in text editor.
In your case I think iconv fails because you pasted the text in
ISO-8859-1 charset.

------------------------------------------------------------------------


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the rest of the comments, please view the bug report online at

    http://bugs.php.net/bug.php?id=48289


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