/**
* MIME-encode a value
*
* Performs quoted-printable encoding on a value, setting maximum
* line-length to 998.
*
* @param string $value
* @param string $encoding
* @param int $lineLength maximum line-length, by default 998
* @return string Returns the mime encode value without the last line ending
*/
public static function mimeEncodeValue($value, $encoding, $lineLength = 998)
{
return Mime::encodeQuotedPrintableHeader($value, $encoding, $lineLength, Headers::EOL);
}
/**
* Encode header fields
*
* Encodes header content according to RFC1522 if it contains non-printable
* characters.
*
* @param string $value
* @return string
*/
protected function _encodeHeader($value)
{
if (Mime\Mime::isPrintable($value) === false) {
if ($this->getHeaderEncoding() === Mime\Mime::ENCODING_QUOTEDPRINTABLE) {
$value = Mime\Mime::encodeQuotedPrintableHeader($value, $this->getCharset(), Mime\Mime::LINELENGTH, Mime\Mime::LINEEND);
} else {
$value = Mime\Mime::encodeBase64Header($value, $this->getCharset(), Mime\Mime::LINELENGTH, Mime\Mime::LINEEND);
}
}
return $value;
}
/**
* @group ZF-1688
*/
public function testLineLengthInQuotedPrintableHeaderEncoding()
{
$subject = "Alle meine Entchen schwimmen in dem See, schwimmen in dem See, Köpfchen in das Wasser, Schwänzchen in die Höh!";
$encoded = Mime\Mime::encodeQuotedPrintableHeader($subject, "UTF-8", 100);
foreach(explode(Mime\Mime::LINEEND, $encoded) AS $line ) {
if(strlen($line) > 100) {
$this->fail("Line '".$line."' is ".strlen($line)." chars long, only 100 allowed.");
}
}
$encoded = Mime\Mime::encodeQuotedPrintableHeader($subject, "UTF-8", 40);
foreach(explode(Mime\Mime::LINEEND, $encoded) AS $line ) {
if(strlen($line) > 40) {
$this->fail("Line '".$line."' is ".strlen($line)." chars long, only 40 allowed.");
}
}
}
