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22-02-01-NetTrans.py
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22-02-01-NetTrans.py
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import os
import json
import socket
import struct
import pyperclip
import tkinter as tk
from tkinter import filedialog
def input_file_path():
window = tk.Tk()
window.title('(^_^))')
window.geometry('220x20')
tk.Label(window, text='"Pls Select The File"').pack()
inpath = filedialog.askopenfilename(parent=window,
initialdir=os.getcwd(),
title="Please select a file:",
filetypes=[('all files', '.*')])
window.destroy()
return inpath
class NetworkServer:
SERVER_FILE_PATH = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'SERVER')
if not os.path.exists(SERVER_FILE_PATH):
os.makedirs(SERVER_FILE_PATH)
def __init__(self, ip, port):
self.ip = ip
self.port = port
def server_start(self):
sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
sock.bind((self.ip, self.port))
sock.listen(5)
print("The Server has been started...")
while True:
print("Waiting for a connection...")
conn, addr = sock.accept()
print(f"Connection established and the address is from {addr}")
while True:
# 获取消息类型
message_type = self.__recv_data(conn).decode('utf-8')
if message_type == 'close': # 四次挥手，空内容。
print("关闭连接")
break
# 文件：{'msg_type':'file', 'file_name':"xxxx.xx" }
# 消息：{'msg_type':'msg'}
message_type_info = json.loads(message_type)
if message_type_info['msg_type'] == 'msg':
data = self.__recv_data(conn)
pyperclip.copy(data.decode('utf-8'))
else:
file_name = message_type_info['file_name']
print("[*]接收文件信息...要保存到：", file_name)
print("--------------------------------")
self.__recv_file(conn, file_name)
print("\n--------------------------------")
print("[√]接收文件信息完成...")
conn.close()
sock.close()
@staticmethod
def __recv_data(conn, chunk_size=1024):
print("接收到消息...")
# 获取头部信息：数据长度
has_read_size = 0
bytes_list = []
print("[*]接收报文头消息...")
while has_read_size < 4:
chunk = conn.recv(4 - has_read_size)
has_read_size += len(chunk)
bytes_list.append(chunk)
header = b"".join(bytes_list)
data_length = struct.unpack('i', header)[0]
print("[√]接收报文头消息完成...")
# 获取数据
data_list = []
has_read_data_size = 0
print("[*]接收报文消息...")
print("--------------------------------")
while has_read_data_size < data_length:
size = chunk_size if (data_length - has_read_data_size) > chunk_size else data_length - has_read_data_size
chunk = conn.recv(size)
data_list.append(chunk)
has_read_data_size += len(chunk)
data = b"".join(data_list)
print(data.decode('utf-8'))
print("--------------------------------")
print("[√]接收报文消息完成...")
return data
def __recv_file(self, conn, save_file_name, chunk_size=1024):
save_file_path = os.path.join(self.SERVER_FILE_PATH, save_file_name)
# 获取头部信息：数据长度
has_read_size = 0
bytes_list = []
while has_read_size < 4:
chunk = conn.recv(4 - has_read_size)
bytes_list.append(chunk)
has_read_size += len(chunk)
header = b"".join(bytes_list)
data_length = struct.unpack('i', header)[0]
# 获取数据
file_object = open(save_file_path, mode='wb')
has_read_data_size = 0
while has_read_data_size < data_length:
size = chunk_size if (data_length - has_read_data_size) > chunk_size else data_length - has_read_data_size
chunk = conn.recv(size)
file_object.write(chunk)
file_object.flush()
has_read_data_size += len(chunk)
percent = round((int(has_read_data_size) / int(data_length)) * 100, 3)
print("\r文件总大小为：{}字节，已下载{}字节, 进度{}%".format(data_length, has_read_data_size, percent), end="")
file_object.close()
class NetworkClient:
def __init__(self, ip, port):
self.ip = ip
self.port = port
@staticmethod
def __send_data(conn, content):
data = content.encode('utf-8')
header = struct.pack('i', len(data))
conn.sendall(header)
conn.sendall(data)
@staticmethod
def __send_data_file(conn, file_path):
file_size = os.stat(file_path).st_size
header = struct.pack('i', file_size)
conn.sendall(header)
has_send_size = 0
file_object = open(file_path, mode='rb')
while has_send_size < file_size:
chunk = file_object.read(2048)
conn.sendall(chunk)
has_send_size += len(chunk)
percent = round((int(has_send_size) / int(file_size)) * 100, 3)
print("\r文件总大小为：{}字节，已发送{}字节, 进度{}%".format(file_size, has_send_size, percent), end="")
file_object.close()
def send_text(self):
client = socket.socket()
client.connect((self.ip, self.port))
print("[*]发送报文头信息...")
self.__send_data(client, json.dumps({"msg_type": "msg"}))
print("[√]发送报文头信息完成...")
__data = pyperclip.paste()
print("[*]发送文本信息...")
print("--------------------------------")
self.__send_data(client, __data)
print(__data)
print("--------------------------------")
print("[√]发送信息完成...")
self.__send_data(client, 'close')
client.close()
def send_close(self):
client = socket.socket()
client.connect((self.ip, self.port))
self.__send_data(client, "关闭")
print('发送关闭完成')
client.close()
def send_file(self):
file_path = input_file_path()
# file_name = file_path.rsplit(os.sep, maxsplit=1)[-1]
file_name = file_path.rsplit('/', maxsplit=1)[-1]
client = socket.socket()
client.connect((self.ip, self.port))
print("[*]发送报文头信息...")
self.__send_data(client, json.dumps({"msg_type": "file", 'file_name': file_name}))
print("[√]发送报文头信息完成...")
print("[*]发送文件信息...")
print("--------------------------------")
self.__send_data_file(client, file_path)
print("\n--------------------------------")
print("[√]发送文件完成...")
self.__send_data(client, 'close')
client.close()