def render_header():
return """
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<html>
<head>
<title>%(title)s</title>
<meta http-equiv="Content-type" content="text/html;charset=UTF-8">
<link rel="stylesheet" type="text/css" href="static/style.css">
<link rel="icon" type="image/x-icon" href="static/epoint.ico">
</head>
<body>
<div id="header">
</div>
""" % {'title': _('WebShop Mailreceipt')}
def index(self, email=None, pgp=None, mime=None, sn=None, **params):
cherrypy.response.headers["Content-Type"] = "text/html"
page = [render_header()]
if cherrypy.request.method == "POST":
# TODO: check email for validity
if email is None or email == "":
return self._render_error_page(_("Missing parameter"), _("Email parameter is mandatory."))
# TODO: check serial number for validity
if sn is None or sn == "":
return self._render_error_page(
_("Missing parameter"), _("Certificate serial number parameter is mandatory.")
)
document_source = DocumentSource(settings.ISSUER, sn=sn)
document = Document(document_source)
verified = document.verify()
# document.verify() returns False if verification failed
# and None upon another error
if verified != False:
_id = document.get_id()
if mime:
signature = document.get_signature()
body = document.get_body()
message = MIMESignedMessage(settings.SMTP_USERNAME, email, render_subject(_id), body, signature)
else:
if not pgp:
body = document.get_raw_data()
message = TextMessage(settings.SMTP_USERNAME, email, render_subject(_id), body)
if pgp:
gnupg = GPG(gnupghome=ws_settings.GNUPG_HOME)
received = gnupg.receive_keys(pgp, always_trust=True)
if received:
if mime:
encrypted = gnupg.encrypt(message.as_string(), pgp, always_trust=True)
if encrypted:
message = MIMEEncryptedMessage(
settings.SMTP_USERNAME, email, render_subject(_id), str(encrypted)
)
else:
return self._render_error_page(
_("Something went wrong"), _("Encryption problem. Sorry for the inconvenience!")
)
else:
message = make_document(document.get_raw_data())
encrypted = gnupg.encrypt(message, pgp, always_trust=True, no_literal=True)
if encrypted:
message = TextMessage(
settings.SMTP_USERNAME, email, render_subject(_id), str(encrypted)
)
else:
return self._render_error_page(
_("Something went wrong"), _("Encryption problem. Sorry for the inconvenience!")
)
else:
return self._render_error_page(
_("Something went wrong"), _("Can not receive key. Sorry for the inconvenience!")
)
m = Mailer(suppress_exceptions=False)
try:
m.send(message)
except MailerException:
return self._render_error_page(
_("Something went wrong"), _("Please try again later. Sorry for the inconvenience!")
)
page.append(
render_message(
_("Request was completed successfully"),
_("Your receipt will be emailed shortly. Thank you for your patience!"),
)
)
else:
return self._render_error_page(
_("Something went wrong"), _("Please try again later. Sorry for the inconvenience!")
)
else:
page.append(
render_message(
_("Malformed request"),
_(
"You should use POST request with Content-Type: application/x-www-form-urlencoded and appropriate parameters list."
),
)
)
page.append(render_footer())
return page
def render_subject(cert_id):
return "%(subject)s %(id)s" % {'subject': _('Payment receipt, reference:'),
'id': cert_id}