client.py

"""
Carlos Bustos
1001317137
Project 1
"""

from socket import *
import sys
#import urllib.request

#making a client
clientSocket = socket(AF_INET, SOCK_STREAM)

if(len(sys.argv) == 4):
    hostName = sys.argv[1]
    port = int(sys.argv[2])
    file = sys.argv[3]
else:
    hostName = sys.argv[1]
    port = 80
    file = sys.argv[2]

try:
    #Connect the client socket to the host.
    clientSocket.connect((hostName, port))
    print('\nConnecting...\n')
except:
    print("\nHost name invalid.\n")
    sys.exit(1)
    
print("Socket Information:")
print(clientSocket)

"""
url = 'http://'+hostName+'/'+file
with urllib.request.urlopen(url) as response:
    html = response.read()
"""
#Prompt the user to enter the path of the file/page.
filePath = input("Please specify the file path:")

#Create a HTTP GET request to retrieve the file.
request = "GET "+filePath+" HTTP 1.1\n\n" 

#Send to server
clientSocket.send(str.encode(request))

result = clientSocket.recv(4096)

if(len(result) == 0):
    print("\nNothing was received from the server.\n\n")

#This loop will recieve all the data from the server and display it.
while (len(result) > 0):

    try:
        result.decode()
        print(result)
        result = clientSocket.recv(4096)

    except UnicodeDecodeError:
        print("Error in decoding file to Unicode.")
        break

clientSocket.close() #Close the socket and inform the user.

print("\nConnection is now closed.\n\n")