Overhauled Agrument Parser & Open CIA Dialog

FalconPunch.py

@@ -1,21 +1,45 @@
 #!/usr/bin/env python
-import os, socket, sys, struct, easygui
+import os, platform, argparse, socket, sys, struct, easygui
 
-statinfo = os.stat(sys.argv[1])
+# New & improved args parsing
+parser = argparse.ArgumentParser(description='Sends .CIA files to the 3DS via FBI')
+parser.add_argument('-c', '--cia', help='.CIA rom file', metavar='FILE', required=False, nargs=1)
+parser.add_argument('-i', '--ip', help='The IP address of the target 3DS (e.g. 192.168.1.123)', metavar='STRING',
+                    required=False, nargs=1)
+args = parser.parse_args()
+
+# Ask for the desired .CIA file if none is given
+if args.cia:
+    cia = args.cia[0]
+else:
+    cia = easygui.fileopenbox("Choose CIA to Send", "Falcon Punch", default="/", filetypes=["*.cia", "*.*"],
+                              multiple=False)
+
+statinfo = os.stat(cia)
 fbiinfo = struct.pack('!q', statinfo.st_size)
-p = sys.argv[1]
+
+# Asks for the IP address of the 3DS if none is given
+if args.ip:
+    dsip = args.ip[0]
+else:
     dsip = easygui.enterbox("Enter 3DS' IP:", "FalconPunch", "192.168.1.1")
 
-file = open(p, "rb")
+file = open(cia, "rb")
 sock = socket.socket()
 sock.connect((dsip, 5000))
 
 sock.send(fbiinfo)
 
+# Sends the each chunk of the .CIA till there is nothing left
 while True:
     chunk = file.read(16384)
     if not chunk:
-        easygui.msgbox("Sent " + p + " to the 3DS", "FalconPunch")
+        # Prints or displays a confirmation based on how the program is given info
+        confirmation = "Sent " + cia + " to the 3DS (" + dsip + ")"
+        if args.cia and args.ip:
+            print(confirmation)
+        else:
+            easygui.msgbox(confirmation, "FalconPunch")
         break  # EOF
     sock.sendall(chunk)