/**
* 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 $value;
}
/**
* @group ZF-1688
* @dataProvider dataTestEncodeMailHeaderBase64
*/
public function testEncodeMailHeaderBase64($str, $charset, $result)
{
$this->assertEquals($result, Mime\Mime::encodeBase64Header($str, $charset));
}