import sys import time import random import struct from keys import loadKeys from receipts import Receipts dir=sys.argv[1] receipts=Receipts() receipts.load(dir+'/receipts.dat') for receipt in receipts.receipts: print(receipt.cmd)
def receive():
(pub, priv) = loadKeys("GitBank")
cs = Coins("GitBank")
receipts = Receipts("GitBank")
pending = receipts.findPending(pub)
if len(pending) == 0:
print("No pending coins")
elif len(pending) == 1:
print("1 pending coin")
else:
print(str(len(pending)) + " pending coins")
for receipt in pending:
print(receipt)
if receipt.cmd != "send":
print("Unknown command: " + str(receipt.cmd))
return
if receipt.args != pub:
print("Not me: " + str(receipt.args) + " " + str(pub))
return
if not receipt.verify():
print("Not verified")
return
cs.add(receipt.coin)
receipt = Receive(None, pub, epoch(), receipt.coin, receipt.pub)
receipt.setPrivate(priv)
receipt.sign()
receipts.add(receipt)
def send(args):
to = args[0]
f = open("participants.json", "rb")
participants = json.loads(f.read())
f.close()
if not to in participants:
print("Unknown participant: " + str(to))
return
toPub = participants[to]
to = loadPublic(toPub, format="PEM")
(pub, priv) = loadKeys("GitBank")
cs = Coins("GitBank")
coin = cs.get()
if not coin:
print("No coins!")
return
receipt = Send(None, pub, epoch(), coin, to)
receipt.setPrivate(priv)
receipt.sign()
receipts = Receipts("GitBank")
receipts.add(receipt)
def receipts_classification():
"""
This API returns whether the image uploaded is a receipt or not.
Call this api passing a coloured image.
---
tags:
- Image Analyzer
consumes:
- multipart/form-data
produces:
-application/json
parameters:
- in: formData
name: upfile
type: file
required: true
description: Upload your file
responses:
500:
description: Error, something went wrong!
200:
description: Detection success!
"""
#logger=logging.getLogger(__name__)
#logger.info("Calling /aesthetics")
response = None
iFile = request.files.getlist('upfile')[0]
print iFile
img = load_image(iFile)
img = rotate_image(img, iFile)
img = cv2.resize(img, (512, 512))
img = img.transpose(2, 0, 1)
model = Receipts(img)
response = model.get_prediction()
return jsonify(response)
def create(self, proof=None):
coins=Coins(self.dir)
coin=coins.new(self.pub, self.priv)
receipts=Receipts(self.dir)
cr=Create(None, self.pub, epoch(), coin, proof)
cr.setPrivate(self.priv)
cr.sign()
receipts.add(cr)
def send(dir, coin, to):
try:
receipt=Send(None, pub, epoch(), coin, loadPublic(to))
receipt.setPrivate(priv)
receipt.sign()
receipts=Receipts()
receipts.load(dir+'/receipts.dat')
receipts.add(receipt)
smsg=json.dumps(receipt.save(True))
print('sending')
client=Client()
yield client.connect('localhost', 7050)
yield client.write(smsg+"\n")
s=yield client.read_until("\n")
msg=json.loads(s)
receipt=Receive()
receipt.load(msg)
if receipt.cmd!='receive':
print('Unknown command: '+str(receipt.cmd))
return
if receipt.args.save_pkcs1('DER')!=pub.save_pkcs1('DER'):
print('Not me')
return
if not rsa.verify(str(receipt.sig), receipt.pub):
print('Not verified')
return
cs.save(dir+'/coins.dat')
receipts.add(receipt)
print('saving '+str(len(receipts.receipts)))
receipts.save(dir+'/receipts.dat')
eventloop.halt()
except Exception, e:
print('Exception:')
print(e)
traceback.print_exc()
def handle_recv(conn):
print('connected')
s=yield conn.read_until("\n")
print('read')
print(s)
smsg=json.loads(s)
receipts=Receipts()
receipts.load(dir+'/receipts.dat')
receipt=Send()
receipt.load(smsg)
if receipt.cmd!='send':
print('Unknown command: '+str(receipt.cmd))
return
if receipt.args!=pub:
print('Not me: '+str(receipt.args)+' '+str(pub))
return
if not rsa.verify(str(receipt.sig), receipt.pub):
print('Not verified')
return
cs.add(receipt.coin)
cs.save(dir+'/coins.dat')
receipts.add(receipt)
receipts.save(dir+'/receipts.dat')
receipt=Receive(None, pub, epoch(), receipt.coin, receipt.pub)
receipt.setPrivate(priv)
receipt.sign()
receipts.add(receipt)
receipts.save(dir+'/receipts.dat')
smsg=json.dumps(receipt.save(True))
print('sending')
print(smsg)
yield conn.write(smsg+"\n")
print('sent')
