def home(DB, dic):
if 'BrainWallet' in dic:
dic['privkey'] = pt.sha256(dic['BrainWallet'])
elif 'privkey' not in dic:
return "<p>You didn't type in your brain wallet.</p>"
privkey = dic['privkey']
pubkey = pt.privtopub(dic['privkey'])
if 'do' in dic.keys():
if dic['do'] == 'spend':
spend(float(dic['amount']), pubkey, privkey, dic['to'], DB)
out = empty_page
out = out.format('<p>your address: ' + str(tools.pub2addr(pubkey)) + '</p>{}')
out = out.format('<p>current block: ' + str(DB['length']) + '</p>{}')
try:
balance = blockchain.db_get(pubkey, DB)
balance = balance['amount']
except:
balance = 0
for tx in DB['txs']:
if tx['type'] == 'spend' and tx['to'] == tools.pub2addr(pubkey):
balance += tx['amount']
if tx['type'] == 'spend' and tx['id'] == pubkey:
balance -= tx['amount']
out = out.format('<p>current balance is: ' + str(balance / 100000.0) + '</p>{}')
if balance > 0:
out = out.format(easyForm('/home', 'spend money', '''
<input type="hidden" name="do" value="spend">
<input type="text" name="to" value="address to give to">
<input type="text" name="amount" value="amount to spend">
<input type="hidden" name="privkey" value="{}">'''.format(privkey)))
txt = ''' <input type="hidden" name="privkey" value="{}">'''
s = easyForm('/home', 'Refresh', txt.format(privkey))
return out.format(s)
def db_get (n, DB):
n=str(n)
if len(n)==130: n=tools.pub2addr(n)
try:
a=DB['db'].Get(n)
except:
error('here')
return tools.unpackage(a)
def db_get(n, DB):
n=str(n)
if len(n)==130:
n=tools.pub2addr(n)
try:
a=DB['db'].Get(n)
except:
db_put(n, {'count':0, 'amount':0}, DB)#everyone defaults with having zero money, and having broadcast zero transcations.
return db_get(n, DB)
return tools.unpackage(DB['db'].Get(n))
def home(DB, dic):
if "BrainWallet" in dic:
dic["privkey"] = pt.sha256(dic["BrainWallet"])
elif "privkey" not in dic:
return "<p>You didn't type in your brain wallet.</p>"
privkey = dic["privkey"]
pubkey = pt.privtopub(dic["privkey"])
if "do" in dic.keys():
if dic["do"] == "spend":
spend(float(dic["amount"]), pubkey, privkey, dic["to"], DB)
out = empty_page
out = out.format("<p>your address is: " + str(tools.pub2addr(pubkey)) + "</p>{}")
out = out.format("<p>current block is: " + str(DB["length"]) + "</p>{}")
try:
balance = blockchain.db_get(pubkey, DB)
balance = balance["amount"]
except:
balance = 0
for tx in DB["txs"]:
if tx["type"] == "spend" and tx["to"] == tools.pub2addr(pubkey):
balance += tx["amount"]
if tx["type"] == "spend" and tx["id"] == pubkey:
balance -= tx["amount"]
out = out.format("<p>current balance is: " + str(balance / 100000.0) + "</p>{}")
if balance > 0:
out = out.format(
easyForm(
"/home",
"spend money",
"""
<input type="hidden" name="do" value="spend">
<input type="text" name="to" value="address to give to">
<input type="text" name="amount" value="amount to spend">
<input type="hidden" name="privkey" value="{}">""".format(
privkey
),
)
)
s = easyForm("/home", "Refresh", """ <input type="hidden" name="privkey" value="{}">""".format(privkey))
return out.format(s)
def db_put(key, dic, DB):
key=str(key)
if len(key)==130: key=tools.pub2addr(key)#store by pubkey hash instead of
#pubkey to defend against theoretical quantum computing attack.
return DB['db'].Put(key, tools.package(dic))
def db_put(key, dic, DB):
key=str(key)
if len(key)==130: key=tools.pub2addr(key)
return DB['db'].Put(key, tools.package(dic))
