support for payment requests in the gui
This commit is contained in:
ThomasV
@@ -12,7 +12,7 @@ try:
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import paymentrequest_pb2
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except:
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print "protoc --proto_path=lib/ --python_out=lib/ lib/paymentrequest.proto"
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sys.exit(1)
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raise Exception()
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import urlparse
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import requests
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@@ -21,38 +21,47 @@ from M2Crypto import X509
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from bitcoin import is_valid
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import urlparse
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import util
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import transaction
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REQUEST_HEADERS = {'Accept': 'application/bitcoin-paymentrequest', 'User-Agent': 'Electrum'}
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ACK_HEADERS = {'Content-Type':'application/bitcoin-payment','Accept':'application/bitcoin-paymentack','User-Agent':'Electrum'}
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ca_path = os.path.expanduser("~/.electrum/ca/ca-bundle.crt")
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ca_list = {}
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try:
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with open(ca_path, 'r') as ca_f:
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c = ""
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for line in ca_f:
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if line == "-----BEGIN CERTIFICATE-----\n":
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c = line
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else:
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c += line
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if line == "-----END CERTIFICATE-----\n":
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x = X509.load_cert_string(c)
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ca_list[x.get_fingerprint()] = x
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except Exception:
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print "ERROR: Could not open %s"%ca_path
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print "ca-bundle.crt file should be placed in ~/.electrum/ca/ca-bundle.crt"
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print "Documentation on how to download or create the file here: http://curl.haxx.se/docs/caextract.html"
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print "Payment will continue with manual verification."
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raise Exception()
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class PaymentRequest:
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def __init__(self):
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self.ca_path = os.path.expanduser("~/.electrum/ca/ca-bundle.crt")
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self.ca_list = {}
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try:
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with open(self.ca_path, 'r') as ca_f:
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c = ""
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for line in ca_f:
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if line == "-----BEGIN CERTIFICATE-----\n":
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c = line
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else:
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c += line
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if line == "-----END CERTIFICATE-----\n":
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x = X509.load_cert_string(c)
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self.ca_list[x.get_fingerprint()] = x
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except Exception:
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print "ERROR: Could not open %s"%self.ca_path
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print "ca-bundle.crt file should be placed in ~/.electrum/ca/ca-bundle.crt"
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print "Documentation on how to download or create the file here: http://curl.haxx.se/docs/caextract.html"
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print "Payment will continue with manual verification."
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def __init__(self, url):
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self.url = url
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self.outputs = []
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def get_amount(self):
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return sum(map(lambda x:x[1], self.outputs))
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def verify(self, url):
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u = urlparse.urlparse(urllib2.unquote(url))
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def verify(self):
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u = urlparse.urlparse(self.url)
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self.domain = u.netloc
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connection = httplib.HTTPConnection(u.netloc) if u.scheme == 'http' else httplib.HTTPSConnection(u.netloc)
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@@ -64,6 +73,9 @@ class PaymentRequest:
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paymntreq.ParseFromString(r)
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sig = paymntreq.signature
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if not sig:
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print "No signature"
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return
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cert = paymentrequest_pb2.X509Certificates()
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cert.ParseFromString(paymntreq.pki_data)
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@@ -116,7 +128,7 @@ class PaymentRequest:
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supplied_CA_CN = x509[cert_num-2].get_subject().CN
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CA_match = False
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x = self.ca_list.get(supplied_CA_fingerprint)
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x = ca_list.get(supplied_CA_fingerprint)
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if x:
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CA_OU = x.get_subject().OU
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CA_match = True
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@@ -155,9 +167,8 @@ class PaymentRequest:
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if pay_det.expires and pay_det.expires < int(time.time()):
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print "ERROR: Payment Request has Expired."
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return False
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#return False
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self.outputs = []
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for o in pay_det.outputs:
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addr = transaction.get_address_from_output_script(o.script)[1]
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self.outputs.append( (addr, o.amount) )
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@@ -165,7 +176,7 @@ class PaymentRequest:
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if CA_match:
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print 'Signed By Trusted CA: ', CA_OU
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return True
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return pay_det
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@@ -185,7 +196,7 @@ class PaymentRequest:
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payurl = urlparse.urlparse(pay_det.payment_url)
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try:
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r = requests.post(payurl.geturl(), data=pm, headers=ACK_HEADERS, verify=self.ca_path)
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r = requests.post(payurl.geturl(), data=pm, headers=ACK_HEADERS, verify=ca_path)
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except requests.exceptions.SSLError:
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print "Payment Message/PaymentACK verify Failed"
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try:
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@@ -202,17 +213,20 @@ class PaymentRequest:
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print "PaymentACK could not be processed. Payment was sent; please manually verify that payment was received."
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uri = "bitcoin:mpu3yTLdqA1BgGtFUwkVJmhnU3q5afaFkf?r=https%3A%2F%2Fbitcoincore.org%2F%7Egavin%2Ff.php%3Fh%3D26c19879d44c3891214e7897797b9160&amount=1"
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url = "https%3A%2F%2Fbitcoincore.org%2F%7Egavin%2Ff.php%3Fh%3D26c19879d44c3891214e7897797b9160"
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#uri = "bitcoin:1m9Lw2pFCe6Hs7xUuo9fMJCzEwQNdCo5e?amount=0.0012&r=https%3A%2F%2Fbitpay.com%2Fi%2F8XNDiQU92H2whNG4j8hZ5M"
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#url = "https%3A%2F%2Fbitpay.com%2Fi%2F8XNDiQU92H2whNG4j8hZ5M"
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if __name__ == "__main__":
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pr = PaymentRequest()
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if not pr.verify(url):
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try:
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uri = sys.argv[1]
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except:
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print "usage: %s url"%sys.argv[0]
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print "example url: \"bitcoin:mpu3yTLdqA1BgGtFUwkVJmhnU3q5afaFkf?r=https%3A%2F%2Fbitcoincore.org%2F%7Egavin%2Ff.php%3Fh%3D2a828c05b8b80dc440c80a5d58890298&amount=1\""
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sys.exit(1)
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address, amount, label, message, request_url, url = util.parse_url(uri)
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pr = PaymentRequest(request_url)
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if not pr.verify():
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sys.exit(1)
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print 'Payment Request Verified Domain: ', pr.domain
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@@ -220,5 +234,5 @@ if __name__ == "__main__":
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print 'Payment Memo: ', pr.payment_details.memo
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tx = "blah"
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pr.send_ack(tx, "1vXAXUnGitimzinpXrqDWVU4tyAAQ34RA")
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pr.send_ack(tx, refund_addr = "1vXAXUnGitimzinpXrqDWVU4tyAAQ34RA")
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