/**
* Builds a Horde_Mime_Headers object from header text.
*
* @param mixed $text A text string (or, as of 2.3.0, a Horde_Stream
* object or stream resource) containing the headers.
*
* @return Horde_Mime_Headers A new Horde_Mime_Headers object.
*/
public static function parseHeaders($text)
{
$curr = null;
$headers = new Horde_Mime_Headers();
$hdr_list = array();
if ($text instanceof Horde_Stream) {
$stream = $text;
$stream->rewind();
} else {
$stream = new Horde_Stream_Temp();
$stream->add($text, true);
}
while (!$stream->eof()) {
if (!($val = rtrim($stream->getToChar("\n", false), "\r"))) {
break;
}
if ($curr && ($val[0] == ' ' || $val[0] == "\t")) {
$curr->text .= ' ' . ltrim($val);
} else {
$pos = strpos($val, ':');
$curr = new stdClass();
$curr->header = substr($val, 0, $pos);
$curr->text = ltrim(substr($val, $pos + 1));
$hdr_list[] = $curr;
}
}
foreach ($hdr_list as $val) {
/* When parsing, only keep the FIRST header seen for single value
* text-only headers, since newer headers generally are appended
* to the top of the message. */
if (!($ob = $headers[$val->header]) || !$ob instanceof Horde_Mime_Headers_Element_Single || $ob instanceof Horde_Mime_Headers_Addresses) {
$headers->addHeader($val->header, rtrim($val->text));
}
}
if (!$text instanceof Horde_Stream) {
$stream->close();
}
return $headers;
}
