/**
* Access headers collection
*
* Lazy-loads if not already attached.
*
* @return Headers
*/
public function getHeaders()
{
if (null === $this->headers) {
$this->setHeaders(new Headers());
$date = Header\Date::fromString('Date: ' . date('r'));
$this->headers->addHeader($date);
}
return $this->headers;
}
/**
* split a message in header and body part, if no header or an
* invalid header is found $headers is empty
*
* The charset of the returned headers depend on your iconv settings.
*
* @param string|Headers $message raw message with header and optional content
* @param Headers $headers output param, headers container
* @param string $body output param, content of message
* @param string $EOL EOL string; defaults to {@link Zend\Mime\Mime::LINEEND}
* @param bool $strict enable strict mode for parsing message
* @return null
*/
public static function splitMessage($message, &$headers, &$body, $EOL = Mime::LINEEND, $strict = false)
{
if ($message instanceof Headers) {
$message = $message->toString();
}
// check for valid header at first line
$firstline = strtok($message, "\n");
if (!preg_match('%^[^\\s]+[^:]*:%', $firstline)) {
$headers = array();
// TODO: we're ignoring \r for now - is this function fast enough and is it safe to assume noone needs \r?
$body = str_replace(array("\r", "\n"), array('', $EOL), $message);
return;
}
// see @ZF2-372, pops the first line off a message if it doesn't contain a header
if (!$strict) {
$parts = explode(':', $firstline, 2);
if (count($parts) != 2) {
$message = substr($message, strpos($message, $EOL) + 1);
}
}
// find an empty line between headers and body
// default is set new line
if (strpos($message, $EOL . $EOL)) {
list($headers, $body) = explode($EOL . $EOL, $message, 2);
// next is the standard new line
} elseif ($EOL != "\r\n" && strpos($message, "\r\n\r\n")) {
list($headers, $body) = explode("\r\n\r\n", $message, 2);
// next is the other "standard" new line
} elseif ($EOL != "\n" && strpos($message, "\n\n")) {
list($headers, $body) = explode("\n\n", $message, 2);
// at last resort find anything that looks like a new line
} else {
ErrorHandler::start(E_NOTICE | E_WARNING);
list($headers, $body) = preg_split("%([\r\n]+)\\1%U", $message, 2);
ErrorHandler::stop();
}
$headers = Headers::fromString($headers, $EOL);
}
/**
* Public constructor
*
* This handler supports the following params:
* - file filename or open file handler with message content (required)
* - startPos start position of message or part in file (default: current position)
* - endPos end position of message or part in file (default: end of file)
*
* @param array $params full message with or without headers
* @throws Exception\RuntimeException
* @throws Exception\InvalidArgumentException
*/
public function __construct(array $params)
{
if (empty($params['file'])) {
throw new Exception\InvalidArgumentException('no file given in params');
}
if (!is_resource($params['file'])) {
$this->fh = fopen($params['file'], 'r');
} else {
$this->fh = $params['file'];
}
if (!$this->fh) {
throw new Exception\RuntimeException('could not open file');
}
if (isset($params['startPos'])) {
fseek($this->fh, $params['startPos']);
}
$header = '';
$endPos = isset($params['endPos']) ? $params['endPos'] : null;
while (($endPos === null || ftell($this->fh) < $endPos) && trim($line = fgets($this->fh))) {
$header .= $line;
}
$this->headers = Headers::fromString($header);
$this->contentPos[0] = ftell($this->fh);
if ($endPos !== null) {
$this->contentPos[1] = $endPos;
} else {
fseek($this->fh, 0, SEEK_END);
$this->contentPos[1] = ftell($this->fh);
}
if (!$this->isMultipart()) {
return;
}
$boundary = $this->getHeaderField('content-type', 'boundary');
if (!$boundary) {
throw new Exception\RuntimeException('no boundary found in content type to split message');
}
$part = array();
$pos = $this->contentPos[0];
fseek($this->fh, $pos);
while (!feof($this->fh) && ($endPos === null || $pos < $endPos)) {
$line = fgets($this->fh);
if ($line === false) {
if (feof($this->fh)) {
break;
}
throw new Exception\RuntimeException('error reading file');
}
$lastPos = $pos;
$pos = ftell($this->fh);
$line = trim($line);
if ($line == '--' . $boundary) {
if ($part) {
// not first part
$part[1] = $lastPos;
$this->partPos[] = $part;
}
$part = array($pos);
} elseif ($line == '--' . $boundary . '--') {
$part[1] = $lastPos;
$this->partPos[] = $part;
break;
}
}
$this->countParts = count($this->partPos);
}
/**
* Access headers collection
*
* Lazy-loads if not already attached.
*
* @return Headers
*/
public function getHeaders()
{
if (null === $this->headers) {
if ($this->mail) {
$part = $this->mail->getRawHeader($this->messageNum);
$this->headers = Headers::fromString($part);
} else {
$this->headers = new Headers();
}
}
return $this->headers;
}
