def dispatch(self, action, addr):
if action['type'] == 'newpeer':
print("A new peer is coming")
self.peers[action['data']] = addr
# print(addr)
pu.sendJS(self.udp_socket, addr, {
"type": 'peers',
"data": self.peers
})
if action['type'] == 'peers':
print("Received a bunch of peers")
self.peers.update(action['data'])
# introduce youself.
pu.broadcastJS(self.udp_socket, {
"type": "introduce",
"data": self.myid
}, self.peers)
if action['type'] == 'introduce':
print("Get a new friend.")
self.peers[action['data']] = addr
if action['type'] == 'input':
print(action['data'])
def rece(self):
while 1:
data, addr = pu.recembase(self.udp_socket)
action = json.loads(data)
print(action["type"])
if action['type'] == 'newpeer':
print("A new peer is coming")
self.peers[action['data']] = addr
print(addr)
pu.sendJS(self.udp_socket, addr, {
"type": 'peers',
"data": self.peers
})
if action['type'] == 'newProduct':
print('Someone post a new product')
newProduct = Product(action)
newProduct.printInfo()
if newProduct.name in self.product_lst:
self.product_lst[newProduct.name].append(newProduct)
else:
self.product_lst[newProduct.name] = [newProduct]
#end if
if action['type'] == 'peers':
print("Received a bunch of peers")
self.peers.update(action['data'])
# introduce youself.
pu.broadcastJS(self.udp_socket, {
"type": "introduce",
"data": self.myid
}, self.peers)
if action['type'] == 'introduce':
print("Get a new friend.")
self.peers[action['data']] = addr
if action['type'] == 'input':
print(action['data'])
if action['type'] == 'exit':
if (self.myid == action['data']):
#cannot be closed too fast.
time.sleep(0.5)
break
# self.udp_socket.close()
value, key = self.peers.pop(action['data'])
print(action['data'] + " is left.")
def send(self):
while 1:
msg_input = input("$:")
if msg_input == "exit":
break
if msg_input == "friends":
print(self.peers)
continue
l = msg_input.split()
if l[-1] in self.peers.keys():
toA = self.peers[l[-1]]
s = ' '.join(l[:-1])
pu.sendJS(self.udp_socket, toA, {"type": "input", "data": s})
else:
pu.broadcastJS(self.udp_socket, {
"type": "input",
"data": msg_input
}, self.peers)
continue
def rece(self):
while 1:
data, addr = pu.recembase(self.udp_socket)
action = json.loads(data)
# print(action["type"])
# self.dispatch(action, addr)
# def dispatch(self, action,addr):
if action['type'] == 'newpeer':
print("A new peer is coming")
self.peers[action['data']] = addr
# print(addr)
pu.sendJS(self.udp_socket, addr, {
"type": 'peers',
"data": self.peers
})
if action['type'] == 'peers':
print("Received a bunch of peers")
self.peers.update(action['data'])
# introduce youself.
pu.broadcastJS(self.udp_socket, {
"type": "introduce",
"data": self.myid
}, self.peers)
if action['type'] == 'introduce':
print("Get a new friend.")
self.peers[action['data']] = addr
if action['type'] == 'input':
print(action['data'])
if action['type'] == 'exit':
if (self.myid == action['data']):
#cannot be closed too fast.
time.sleep(0.5)
break
# self.udp_socket.close()
value, key = self.peers.pop(action['data'])
print(action['data'] + " is left.")
def send(self):
while 1:
msg_input = input("$:")
if msg_input == "exit":
pu.broadcastJS(self.udp_socket, {
"type": "exit",
"data": self.myid
}, self.peers)
break
if msg_input == "friends":
print(self.peers)
continue
if msg_input == 'product':
#TODO
print('print product infomation here')
newProduct = Product()
newProduct.name = input('Your product name: ')
newProduct.description = input(
'Please descript your product status:')
newProduct.price = input('what is the price of the product:')
newProduct.owner = self.myid
newProduct.printInfo()
smsg = newProduct.jsonFile()
smsg.update({'type': 'newProduct'})
print(smsg)
pu.broadcastJS(self.udp_socket, smsg, self.peers)
continue
if msg_input == 'products info':
for p_lst in self.product_lst:
print(p_lst)
for p in p_lst:
p.printInfo()
continue
l = msg_input.split()
if l[-1] in self.peers.keys():
toA = self.peers[l[-1]]
s = ' '.join(l[:-1])
pu.sendJS(self.udp_socket, toA, {"type": "input", "data": s})
else:
pu.broadcastJS(self.udp_socket, {
"type": "input",
"data": msg_input
}, self.peers)
continue
def rece(self):
while 1:
data, addr = pu.recembase(self.udp_socket)
action = json.loads(data)
if action['type'] == 'newpeer':
self.peers[action['data']]= addr
print(self.peers)
pu.sendJS(self.udp_socket, addr,{
"type":'peers',
"data":self.peers
})
if action['type'] == 'newProduct':
#print('Someone post a new product')
newProduct = Product(action)
newProduct.printInfo()
if newProduct.name in self.product_lst:
self.product_lst[newProduct.name].append(newProduct)
else:
self.product_lst[newProduct.name] = [newProduct]
#end if
print('debug: sync value is:', action['sync'])
if not action['sync']:
self.version+=1
#end rec newProduct
if action['type'] == 'remove':
name = action['Name']
uid = action['UID']
# Assume the product in list
if name in self.product_lst:
p_lst = self.product_lst[name]
for p in p_lst:
if p.uid == uid:
p_lst.remove(p)
#print('debug: remove signal, ack')
break
#end if
#end for
else:
pass
#print('debug: there is no such a product')
#end if
#end if action
if action['type'] == 'update':
name = action['Name']
uid = action['UID']
attr = action['Attribute']
value = action['Value']
# Assume the product in list
if name in self.product_lst:
p_lst = self.product_lst[name]
for p in p_lst:
if p.uid == uid:
p.setAttr(attr,value)
#print('debug: update signal, ack')
break
#end if
#end for
else:
pass
#print('debug: there is no such a product')
#end if
#end if action
if action['type'] == 'peers':
self.peers.update(action['data'])
pu.broadcastJS(self.udp_socket, {
"type":"introduce",
"data": self.myid,
},self.peers)
# syncchronize dictionary
for peer in self.peers:
dist = self.peers[peer]
pu.sendJS(self.udp_socket, dist, {
"type": "sync",
"version": self.version
})
break
#end for
#end rec peers
if action['type'] == 'sync':
print('debug: in sync')
pversion = action['version']
if pversion > self.version:
pu.sendJS(self.udp_socket, addr, {
"type": 'broadcast',
})
else:
pu.sendJS(self.udp_socket, addr, {'type': 'reset'})
time.sleep(1)
for pn in self.product_lst:
p_lst = self.product_lst[pn]
for p in p_lst:
smsg = p.jsonFile()
smsg.update({'type': 'newProduct', 'sync': True})
pu.sendJS(self.udp_socket, addr, smsg)
#end for
#end for
pu.sendJS(self.udp_socket, addr, {'type': 'syncVersion', 'version': self.version})
#end if
#end rec sync
if action['type'] == 'syncVersion':
self.version == action['version']
#end rec syncVersion
if action['type'] == 'broadcast':
pu.broadcastJS(self.udp_socket, {'type': 'reset'}, self.peers)
time.sleep(1)
for pn in self.product_lst:
p_lst = self.product_lst[pn]
for p in p_lst:
smsg = p.jsonFile()
smsg.update({'type': 'newProduct', 'sync': True})
pu.broadcastJS(self.udp_socket, smsg, self.peers)
#end for
#end for
pu.broadcastJS(self.udp_socket, {'type': 'syncVersion', 'version': self.version}, self.peers)
#end rec broadcast
if action['type'] == 'reset':
self.product_lst.clear()
#end rec reset
if action['type'] == 'introduce':
self.peers[action['data']]= addr
#end rec introduce
if action['type'] == 'input':
print(action['data'])
if action['type'] == 'exit':
if(self.myid == action['data']):
#cannot be closed too fast.
time.sleep(0.5)
break
# self.udp_socket.close()
value, key = self.peers.pop(action['data'])
print( action['data'] + " is left.")
def send(self):
while 1:
msg_input = input("$:")
msg_input = msg_input.strip()
if msg_input == "exit":
pu.broadcastJS(self.udp_socket, {
"type":"exit",
"data":self.myid
},self.peers)
self.save()
break
if msg_input == "friends":
print(self.peers)
continue
if msg_input == 'product':
# implement create Product later
#newProduct = self.createProduct()
newProduct = Product()
newProduct.name = input('Your product name: ')
newProduct.description = input('Please descript your product status:')
newProduct.price = input('what is the price of the product:')
newProduct.owner = self.myid
newProduct.uid = self.getUID()
newProduct.printInfo()
smsg = newProduct.jsonFile()
smsg.update({'type': 'newProduct', 'sync': False})
print('Product added')
pu.broadcastJS(self.udp_socket, smsg, self.peers)
continue
if msg_input == 'save':
self.save()
continue
if msg_input == 'products info':
# print format here, todo later
self.printProductInfo()
continue
if msg_input == 'update':
p, attr, value = self.update()
if p != None:
#print('debug: send a update command to peers')
pu.broadcastJS(self.udp_socket, {
"type": "update",
"Name": p.name,
"UID": p.uid,
"Attribute": attr,
"Value": value}, self.peers)
else:
pass
#print('debug: update canceled, nothing happend')
#end if
continue
if msg_input == 'remove':
p = self.remove()
if p != None:
#print('debug: send a remove command to peers')
pu.broadcastJS(self.udp_socket, {
"type": "remove",
"Name": p.name,
"UID": p.uid}, self.peers)
else:
pass
#print('debug: Remove canceled, nothing happened')
continue
if msg_input == 'search':
self.search()
continue
if msg_input == 'guide':
self.printGuide()
continue
l = msg_input.split()
if l[-1] in self.peers.keys():
toA = self.peers[l[-1]]
s = ' '.join(l[:-1])
pu.sendJS(self.udp_socket, toA,{
"type":"input",
"data":s
})
else :
pu.broadcastJS(self.udp_socket, {
"type":"input",
"data":msg_input
},self.peers)
continue
#end while
if self.myid == 'helper':
dist = self.udp_socket.getsockname()
pu.sendJS(self.udp_socket, dist, {'type': 'exit', 'data': self.myid})
def send(self):
while 1:
msg_input = input("$:")
msg_input = msg_input.strip()
if msg_input == "exit":
if self.myid != 'helper':
self.save()
pu.broadcastJS(self.udp_socket, {
"type": "exit",
"data": self.myid
}, self.peers)
break
if msg_input == "friends":
print(self.peers)
continue
if msg_input == 'product':
# implement create Product later
#newProduct = self.createProduct()
newProduct = Product()
newProduct.name = input('Your product name: ')
newProduct.description = input(
'Please descript your product status: ')
newProduct.price = float(
input('what is the price of the product: '))
newProduct.phone = input(
'what is your phone number(enter None to skip this question): '
)
newProduct.email = input('what is your email address: ')
newProduct.owner = self.myid
newProduct.uid = self.getUID()
newProduct.printInfo()
smsg = newProduct.jsonFile()
smsg.update({
'type': 'newProduct',
'sync': False,
'data': self.myid
})
# add to list
if newProduct.name in self.product_lst:
self.product_lst[newProduct.name].append(newProduct)
else:
self.product_lst[newProduct.name] = [newProduct]
print('Product added')
pu.broadcastJS(self.udp_socket, smsg, self.peers)
self.version += 1
continue
if msg_input == 'save':
self.save()
continue
if msg_input == 'products info':
# print format here, todo later
self.printProductInfo()
continue
if msg_input == 'update':
p, attr, value = self.update()
if p != None:
print('Update successfully')
pu.broadcastJS(
self.udp_socket, {
"type": "update",
"data": self.myid,
"Name": p.name,
"UID": p.uid,
"Attribute": attr,
"Value": value
}, self.peers)
if attr == 'name':
p_lst = self.product_lst[p.name]
p_lst.remove(p)
if value in self.product_lst:
self.product_lst[value].append(p)
else:
self.product_lst[value] = [p]
#end if
#end if
p.setAttr(attr, value)
self.version += 1
else:
pass
#print('debug: update canceled, nothing happend')
#end if
continue
if msg_input == 'remove':
p = self.remove()
if p != None:
#print('debug: send a remove command to peers')
pu.broadcastJS(
self.udp_socket, {
"type": "remove",
"data": self.myid,
"Name": p.name,
"UID": p.uid
}, self.peers)
else:
pass
#print('debug: Remove canceled, nothing happened')
self.version += 1
continue
#end remove command
if msg_input == 'search':
self.search()
continue
if msg_input == 'guide':
self.printGuide()
continue
l = msg_input.split()
if l[-1] in self.peers.keys():
toA = self.peers[l[-1]]
s = ' '.join(l[:-1])
pu.sendJS(self.udp_socket, toA, {"type": "input", "data": s})
else:
pu.broadcastJS(self.udp_socket, {
"type": "input",
"data": msg_input
}, self.peers)
continue
#end while
pu.sendJS(self.udp_socket, self.seed, {
'type': 'exit',
'data': self.myid
})