CMailImap::authenticate

public function authenticate($login, $password)
{
	$tag = $this->sendCommand("AUTHENTICATE PLAINrn");

	$prompt = $this->readLine();
	if (mb_strpos($prompt, '+') !== 0)
	{
		if (mb_strpos($prompt, $tag.' NO') === 0 || mb_strpos($prompt, $tag.' BAD') === 0)
			throw new Exception(GetMessage('MAIL_IMAP_ERR_AUTH_MECH'));
		else
			throw new Exception(GetMessage('MAIL_IMAP_ERR_AUTH').': '.GetMessage('MAIL_IMAP_ERR_BAD_SERVER'));
	}

	fputs($this->imap_stream, base64_encode("x00".$login."x00".$password)."rn");

	$response = $this->readResponse($tag);

	if (mb_strpos($response, $tag.' OK') === false)
	{
		if (mb_strpos($response, $tag.' NO') === 0 || mb_strpos($response, $tag.' BAD') === 0)
			throw new Exception(GetMessage('MAIL_IMAP_ERR_AUTH'));
		else
			throw new Exception(GetMessage('MAIL_IMAP_ERR_AUTH').': '.GetMessage('MAIL_IMAP_ERR_BAD_SERVER'));
	}
}