class Client(object):
def __init__(self):
self.window = WindowLogin()
self.room = WindowChat()
self.room.withdraw()
self.conn = ClientSocket()
self.response_handle_functions = dict()
self.is_running = True
self.username = None
self.register(RESPONSE_LOGIN_RESULT,
lambda data: self.resonse_login_handle(data))
self.register(RESPONSE_CHAT,
lambda data: self.reponse_chat_handle(data))
def startup(self):
self.conn.connect_server()
Thread(target=lambda: self.response_handle()).start()
self.window.mainloop()
def response_handle(self):
while self.is_running:
response_text = None
try:
response_text = self.conn.recv_data()
print("response_text = {}".format(response_text))
except BlockingIOError:
sleep(0.1)
continue
response_data = self.parsing_response_text(response_text)
handle_function = self.response_handle_functions[
response_data["response_id"]]
if handle_function:
handle_function(response_data)
@staticmethod
def parsing_response_text(response_text):
response_text_list = response_text.split(DELIMITER)
response_data = dict()
response_data["response_id"] = response_text_list[0]
if response_text_list[0] == RESPONSE_LOGIN_RESULT:
response_data["result"] = response_text_list[1]
response_data["nickname"] = response_text_list[2]
response_data["username"] = response_text_list[3]
if response_text_list[0] == RESPONSE_CHAT:
response_data["nickname"] = response_text_list[1]
response_data["messages"] = response_text_list[2]
return response_data
def register(self, response_id, handle_function):
self.response_handle_functions[response_id] = handle_function
def response_login_handle(self, response_data):
result = response_data["result"]
print("result = {}".format(result))
nickname = response_data["nickname"]
if result == "0":
showinfo("提示", "用户名或者密码错误")
return
self.username = response_data["username"]
showinfo(("提示", "登陆成功"))
#显示聊天窗口
self.room.set_title(nickname)
self.room.update()
self.room.deiconify()
#隐藏登录窗口
self.window.withdraw()
def response_chat_handle(self, response_data):
nickname = response_data["nickname"]
messages = response_data["messages"]
self.room.append_message(nickname, messages)
self.window.on_reset_button_click(lambda: self.clear_inputs())
self.window.on_login_button_click(lambda: self.send_login_data())
self.window.on_window_closed(lambda: exit())
self.room.on_send_button_click(lambda: self.send_chat_data())
self.room.on_window_closed(lambda: self.exit())
def exit(self):
self.is_running = False
self.conn.close()
sys.exit(0)
def clear_inputs(self):
self.window.clear_username()
self.window.clear_password()
def send_login_data(self):
username = self.window.get_username()
password = self.window.get_password()
request_text = RequestProtocol.request_login(username, password)
print('发送的聊天内容：', request_text)
self.conn.send_data(request_text)
def send_chat_data(self):
chat_contents = self.room.get_input()
self.room.clear_input()
self.room.append_message("我", chat_contents)
request_text = RequestProtocol.request_chat(self.username,
chat_contents)
self.conn.send_data(request_text)
class Client(object):
"""客户端"""
def __init__(self):
# 创建登录窗口
self.window = WindowLogin()
# 创建聊天室窗口并隐藏
self.room = WindowChat()
self.room.withdraw()
# 服务器连接对象
self.conn = ClientSocket()
# 存储响应处理函数
self.response_handle_functions = dict()
# 处理服务器响应线程是否正在运行
self.is_running = True
# 当前登录用户, 未登录之前为None
self.username = None
# 登录窗口按钮绑定点击处理方法
self.window.on_reset_button_click(lambda: self.clear_inputs())
self.window.on_login_button_click(lambda: self.send_login_data())
self.window.on_window_closed(lambda: self.exit())
# 聊天室窗口发送按钮绑定处理函数
self.room.on_send_button_click(lambda: self.send_chat_data())
self.room.on_window_closed(lambda: self.exit())
# 注册响应处理函数
self.register(RESPONSE_LOGIN_RESULT,
lambda data: self.response_login_handle(data))
self.register(RESPONSE_CHAT,
lambda data: self.response_chat_handle(data))
def register(self, response_id, handle_function):
"""注册响应处理函数"""
self.response_handle_functions[response_id] = handle_function
def exit(self):
"""退出程序"""
self.is_running = False
self.conn.close()
sys.exit(0)
def clear_inputs(self):
"""清空输入框内容"""
self.window.clear_username()
self.window.clear_password()
def send_login_data(self):
"""发送登录数据到服务器"""
# 获得用户输入内容
username = self.window.get_username()
passowrd = self.window.get_password()
# 构造登录请求
request_text = RequestProtocol.request_login(username, passowrd)
print('发送的聊天内容:', request_text)
# 发送请求
self.conn.send_data(request_text)
def send_chat_data(self):
"""发送聊天数据到服务器"""
# 获得聊天内容
chat_contents = self.room.get_inputs()
# 清空输入内容
self.room.clear_inputs()
# 显示聊天内容
self.room.append_message("我", chat_contents)
# 生成聊天协议内容
request_text = RequestProtocol.request_chat(self.username,
chat_contents)
# 向服务器端发送聊天数据
self.conn.send_data(request_text)
def startup(self):
"""启动客户端"""
# 连接服务器
self.conn.connect_server()
# 创建线程处理服务器返回的响应
Thread(target=lambda: self.response_handle()).start()
# 窗口主循环
self.window.mainloop()
def response_handle(self):
while self.is_running:
response_text = None
try:
# 接受服务器端返回的数据
response_text = self.conn.recv_data()
except BlockingIOError:
sleep(0.1)
continue
# 响应编号和响应内容
response_data = self.parsing_response_text(response_text)
# 获取对应处理函数
handle_function = self.response_handle_functions[
response_data['response_id']]
if handle_function:
handle_function(response_data)
def response_login_handle(self, response_data):
"""登录响应处理"""
result = response_data["result"]
nickname = response_data["nickname"]
if result == "0":
showinfo("提示", "用户名或密码错误")
return
# 登录成功处理
self.username = response_data["username"]
showinfo("提示", "登陆成功!")
# 显示聊天窗口
self.room.set_title(nickname)
self.room.update()
self.room.deiconify()
# 隐藏登录窗口
self.window.withdraw()
def response_chat_handle(self, response_data):
"""聊天响应处理"""
nickname = response_data['nickname']
messages = response_data['messages']
# 显示聊天内容
self.room.append_message(nickname, messages)
@staticmethod
def parsing_response_text(response_text):
"""解析服务器返回的字符串"""
# 响应编号
response_text_list = response_text.split(DELIMITER)
# 保存解析后的数据
response_data = dict()
response_data["response_id"] = response_text_list[0]
# 如果响应的是登录结果
if response_text_list[0] == RESPONSE_LOGIN_RESULT:
response_data["result"] = response_text_list[1]
response_data["nickname"] = response_text_list[2]
response_data["username"] = response_text_list[3]
# 如果响应的是聊天内容
if response_text_list[0] == RESPONSE_CHAT:
response_data['nickname'] = response_text_list[1]
response_data['messages'] = response_text_list[2]
return response_data
class Client(object):
def __init__(self):
#create login window：
self.window = WindowLogin()
self.window.on_reset_button_click(self.clear_inputs)
self.window.on_login_button_click(self.send_login_data)
#self.window.on_window_close(self.exit)
#create chat window
self.window_chat = WindowChat()
#self.window_chat.on_window_close(self.exit)
#hide the chat window
self.window_chat.withdraw()
#####create the client socket
self.conn = ClientSocket()
self.response_handle_function = {}
self.response_handle_function[
RESPONSE_LOGIN_RESULT] = self.response_login_handle
self.response_handle_function[
RESPONSE_CHAT] = self.response_chat_handle
self.window_chat.on_send_button_click(self.send_chat_data)
#define the global variable and record user name
self.username = None
#flag running program
self.isrunning = True
def startup(self):
# Connect the client socket to the server
self.conn.connect()
# Since a message may be received at any time, the receiving message should be placed in the thread.
# The difference between sever and server is that sever waits for the client response by starting up in a loop.
# But each time the loop starts the child thread to see if there are any new user requests that need to be processed.
# The client only starts up once (mainloop is an infinite loop).
#Then we start the response_handle thread directly, enter the response_handle thread and loop through the child thread
t = Thread(target=self.response_handle)
t.start()
# openning the login window is an endless loop, so finally open it
self.window.mainloop()
def clear_inputs(self):
#clean up the window
self.window.clear_username()
self.window.clear_password()
def send_login_data(self):
#send the login message(login number and user name) to the server
#get the typed in password
username = self.window.get_username()
password = self.window.get_password()
# generate request text (encapsulation)
request_text = RequestProtocol.request_login_result(username, password)
#send request text to the server
self.conn.send_data(request_text)
def response_handle(self):
#Continuously receive new messages from the processing server（while true +thread）
#while self.isrunning:
while True:
recv_data = self.conn.recv_data()
#parsing message (one dictionary)
response_data = self.parse_response_data(recv_data)
#handle according to the message
handle_function = self.response_handle_function.get(
response_data['response_id'])
if handle_function:
handle_function(response_data)
#if response_data['response_id']==RESPONSE_LOGIN_RESULT:
#self.response_login_handle(response_data)
#elif response_data['response_id']==RESPONSE_CHAT:
#self.response_chat_handle(response_data)
#no used of self, removed self using static method
@staticmethod
def parse_response_data(recv_data):
#There are two kinds of messages that need to be processed:
# 1.Log in response from the server：1001|success|username|user id
# or 1001|failure|null
# 2.Chat server forwarding response：1002|sender's username|message
response_data_list = recv_data.split(DELIMITER)
####
response_data = {}
response_data['response_id'] = response_data_list[0]
if response_data['response_id'] == RESPONSE_LOGIN_RESULT:
response_data['result'] = response_data_list[1]
response_data['nickname'] = response_data_list[2]
response_data['username'] = response_data_list[3]
elif response_data['response_id'] == RESPONSE_CHAT:
response_data['nickname'] = response_data_list[1]
response_data['message'] = response_data_list[2]
return response_data
def response_login_handle(self, response_data):
#login resulr
print('Login result recieved')
result = response_data['result']
if result == '0':
print('Login Failed')
#The prompt box displays the title and content
showinfo('Login result', 'Login Failed,wrong information!')
return
showinfo('Login result', 'Login Success!')
nickname = response_data['nickname']
self.username = response_data['username']
print('%s has successfully login,nickname is %s' %
(self.username, nickname))
#Sets the title of the chat window
self.window_chat.set_title(nickname)
#Habitually refresh
self.window_chat.update()
#Display chat window, hide login window
self.window_chat.deiconify()
self.window.withdraw()
def send_chat_data(self):
#Gets the contents of the input box and sends it to the server
#Get input
message = self.window_chat.get_inputs()
#clear up input box
self.window_chat.clear_input()
#Splicing message encapsulation
request_text = RequestProtocol.request_chat(self.username, message)
#send message
self.conn.send_data(request_text)
#Show the sending message to the chat area:
self.window_chat.append_message('me', message)
def response_chat_handle(self, response_data):
#Get chat message respond from server
sender = response_data['nickname']
message = response_data['message']
self.window_chat.append_message(sender, message)
def exit(self):
#exit the program
self.is_running = False
self.conn.close()
sys.exit(0)
class Client(object):
def __init__(self):
#create a window for login
self.window = WindowLogin()
self.window.on_reset_button_click(self.clear_inputs)
self.window.on_login_button_click(self.send_login_data)
#self.window.on_window_close(self.exit)
#create window for chat
self.window_chat = WindowChat()
#self.window_chat.on_window_close(self.exit)
#hide chat window
self.window_chat.withdraw()
###create socket for client
self.conn = ClientSocket()
self.response_handle_function = {}
self.response_handle_function[
RESPONSE_LOGIN_RESULT] = self.response_login_handle
self.response_handle_function[
RESPONSE_CHAT] = self.response_chat_handle
self.window_chat.on_send_button_click(self.send_chat_data)
#define a global variable to recode username online
self.username = None
#Whether the program is running
self.isrunning = True
def startup(self):
#connect client socket to the server
self.conn.connect()
#Client may receive message at anytime, so we put this process in a thread
#in the server, we use a loop in start up function to wait for the response of client
#every loop we create a sub thread to check whether there is new client request
#In client we just need to start once, beacuse mainloop is an endless loop
#Then we start response_handle, and loop in sub thread
t = Thread(target=self.response_handle)
t.start()
#start login window is a endless loop, we put this at the last of the program
self.window.mainloop()
def clear_inputs(self):
#clear window
self.window.clear_username()
self.window.clear_password()
def send_login_data(self):
#send request, username and password to server
#get username and password input
username = self.window.get_username()
password = self.window.get_password()
#create a protocol and wrappe it
request_text = RequestProtocol.request_login_result(username, password)
#send it to server
self.conn.send_data(request_text)
def response_handle(self):
#continually accept data from server
#while self.isrunning:
while True:
recv_data = self.conn.recv_data()
#parse data(dictionary)
response_data = self.parse_response_data(recv_data)
#according to message processing,handle the data
handle_function = self.response_handle_function.get(
response_data['response_id'])
if handle_function:
handle_function(response_data)
#if response_data['response_id']==RESPONSE_LOGIN_RESULT:
#self.response_login_handle(response_data)
#elif response_data['response_id']==RESPONSE_CHAT:
#self.response_chat_handle(response_data)
#self is not used in a static function
@staticmethod
def parse_response_data(recv_data):
#There are two ways to handle messafe
#1. server send a login request 1001|success|nickname|username or 1001|fail|
#2. server send a chat request 1002|nickname|message
response_data_list = recv_data.split(DELIMITER)
####
response_data = {}
response_data['response_id'] = response_data_list[0]
if response_data['response_id'] == RESPONSE_LOGIN_RESULT:
response_data['result'] = response_data_list[1]
response_data['nickname'] = response_data_list[2]
response_data['username'] = response_data_list[3]
elif response_data['response_id'] == RESPONSE_CHAT:
response_data['nickname'] = response_data_list[1]
response_data['message'] = response_data_list[2]
return response_data
def response_login_handle(self, response_data):
#response login
print('Login result recieved')
result = response_data['result']
if result == '0':
print('Login Failed')
#print the title and content
showinfo('Login result', 'Login Failed,wrong information!')
return
showinfo('Login result', 'Login Success!')
nickname = response_data['nickname']
self.username = response_data['username']
print('%s has successfully login,nickname is %s' %
(self.username, nickname))
#set title of chat window
self.window_chat.set_title(nickname)
#refersh
self.window_chat.update()
#show the chat window and hide login window
self.window_chat.deiconify()
self.window.withdraw()
def send_chat_data(self):
#get message in the input box and send it to the server
#get message
message = self.window_chat.get_inputs()
#clear the input box
self.window_chat.clear_input()
#join message together and wrappe it
request_text = RequestProtocol.request_chat(self.username, message)
#send the message
self.conn.send_data(request_text)
#show the message client send in chat window
self.window_chat.append_message('me', message)
def response_chat_handle(self, response_data):
#receive the chat response by server
sender = response_data['nickname']
message = response_data['message']
self.window_chat.append_message(sender, message)
def exit(self):
#exit program
self.is_running = False
self.conn.close()
sys.exit(0)
