web框架：含代码

迷南。 2022-02-16 16:43 297阅读 0赞

# 自定义web框架(不完整版) #

import socket
        server=socket.socket(socket.AF_INET,socket.SOCK_STREAM)
        server.bind(('127.0.0.1',9999))
        server.listen(128)
        while True:
            msg,address=server.accept()
            content=msg.recv(1024)
            print(content)#接受到的内容是请求报文
            content=content.decode('utf-8')
            print(content)
        #给浏览器发送内容
            msg.send('HTTP/1.1 200 OK\r\n'.encode('utf-8'))#设置响应首行
            msg.send('\r\n'.encode('utf-8'))#设置响应空行
            msg.send('xiaoxiaozheng520'.encode('utf-8'))#设置响应体内容
            msg.close()

# 根据不同的路径返回不同的内容 #

import socket
    server=socket.socket(socket.AF_INET,socket.SOCK_STREAM)
    server.bind(('127.0.0.1',9998))
    server.listen(128)
    while True:
        server_sk, address = server.accept()
        content = server_sk.recv(1024)
        print(content)  # 接受到的内容是请求报文
        content = content.decode('utf-8')
        print('客户端发来内容:')
        print(content)
        header_list=content.split('\r\n')
        print(header_list)
        title_list=header_list[0].split(' ')
        print(title_list)
        path=title_list[1]
        print(path)
        if path=='/home':
            msg='这是{}页面'.format(path).encode('utf-8')
        elif path=='/index':
            msg='this is a {} path'.format(path).encode('utf-8')
        else:
            msg='sorry {} 404 not found...'.format(path).encode('utf-8')
    
        #向页面返回内容
        msg1='HTTP/1.1 200 ok\r\n'.encode('utf-8')
        msg2 = 'Context-Type:text/html;charset=utf-8\r\n'.encode('utf-8')  # 设置响应头
        # 告诉浏览器，返回的是文本类型的HTML，并且以utf-8 编码进行解码
        msg3 = ('\r\n'.encode('utf-8'))  # 设置响应空行
    
        server_sk.send(msg1)
        server_sk.send(msg2)
        server_sk.send(msg3)
        server_sk.send(msg)
        server_sk.close()

# 根据不同的路径返回不同的内容–函数版 #

import socket
    server=socket.socket(socket.AF_INET,socket.SOCK_STREAM)
    server.bind(('127.0.0.1',9998))
    server.listen(128)
    def index(path):
        msg='这是{}页面'.format(path)
        return msg.encode('utf-8')
    
    def home(path):
        msg = '这是{}页面'.format(path)
        return msg.encode('utf-8')
    
    def error(path):
        msg='sorry {} 404 not found...'.format(path)
        return  msg.encode('utf-8')
    
    while True:
        server_sk, address = server.accept()
        content = server_sk.recv(1024)
        print(content)  # 接受到的内容是请求报文
        content = content.decode('utf-8')
        print('客户端发来内容:')
        print(content)
        header_list=content.split('\r\n')
        print(header_list)
        title_list=header_list[0].split(' ')
        print(title_list)
        path=title_list[1]
        print(path)
        if path=='/home':
            msg=index(path)
        elif path=='/index':
            msg=home(path)
        else:
            msg='sorry {} 404 not found...'
    
        #向页面返回内容
        msg1='HTTP/1.1 200 ok\r\n'.encode('utf-8')
        msg2 = 'Context-Type:text/html;charset=utf-8\r\n'.encode('utf-8')  # 设置响应头
        # 告诉浏览器，返回的是文本类型的HTML，并且以utf-8 编码进行解码
        msg3 = ('\r\n'.encode('utf-8'))  # 设置响应空行
        server_sk.send(msg1)
        server_sk.send(msg2)
        server_sk.send(msg3)
        server_sk.send(msg)
        server_sk.close()

# 根据不同的路径返回不同的内容–函数进阶版 #

import socket
    server=socket.socket(socket.AF_INET,socket.SOCK_STREAM)
    server.bind(('127.0.0.1',9999))
    server.listen(128)
    def index(path):
        msg='这是{}页面'.format(path)
        return msg.encode('utf-8')
    
    def home(path):
        msg = '这是{}页面'.format(path)
        return msg.encode('utf-8')
    
    def error(path):
        msg='sorry {} 404 not found...'.format(path)
        return  msg.encode('utf-8')
    
    path_list=[
        ('index',index),
        ('home',home),
        ('error',error)
    
    ]
    while True:
        server_sk, address = server.accept()
        content = server_sk.recv(1024)
        print(content)  # 接受到的内容是请求报文
        content = content.decode('utf-8')
        print('客户端发来内容:')
        print(content)
        header_list=content.split('\r\n')
        print(header_list)
        title_list=header_list[0].split(' ')
        print(title_list)
        path=title_list[1]
        print(path)
    
        function=None
        for path_tup in path_list:
            if path_tup[0]==path:
                function=path_tup[1]#将函数地址复制给function
                break
        if function:
            msg=function(path)
        else:
            msg=error(path)
    
    
        #向页面返回内容
        msg1='HTTP/1.1 200 ok\r\n'.encode('utf-8')
        msg2 = 'Context-Type:text/html;charset=utf-8\r\n'.encode('utf-8')  # 设置响应头
        # 告诉浏览器，返回的是文本类型的HTML，并且以utf-8 编码进行解码
        msg3 = ('\r\n'.encode('utf-8'))  # 设置响应空行
        server_sk.send(msg1)
        server_sk.send(msg2)
        server_sk.send(msg3)
        server_sk.send(msg)
        server_sk.close()