quickanddirtyfiletransfer.py

#!/bin/python2

from Tkinter import *
import tkFileDialog
import base64
import tempfile
import os
import sys, subprocess

class App:
    def open_file(self, filename):
        if sys.platform == "win32":
            os.startfile(filename)
        else:
            opener ="open" if sys.platform == "darwin" else "xdg-open"
            subprocess.call([opener, filename])
    def __init__(self, master):
        frame = Frame(master)
        frame.pack()
        self.frame = frame

        self.textField = Entry(frame)
        self.textField.pack(side=TOP)

        self.sendButton = Button(
                frame, text="Send file",
                command=self.sendButtonClicked)
        self.sendButton.pack(side=LEFT)

        self.receiveButton = Button(
                frame, text="Receive file",
                command=self.receiveButtonClicked)
        self.receiveButton.pack(side=RIGHT)
        self.openButton = Button(
                frame, text="Open file",
                command=self.openButtonClicked)
        self.openButton.pack(side=RIGHT)
        self.files = []
    def set_text(self, data):
        e = self.textField
        e.delete(0, END)
        e.insert(0, data)
    def get_text(self):
        return self.textField.get()
    def sendButtonClicked(self):
        file = tkFileDialog.askopenfile(
                parent=self.frame, 
                mode='rb', 
                title="Select a file")
        if file != None:
            data = file.read()

            prefix = file.name[-4:] # quick 'n' dirty
            self.set_text(prefix+base64.b64encode(data))

            file.close()
        pass
    def receiveButtonClicked(self):
        f = tkFileDialog.asksaveasfile()
        f.write(base64.b64decode(self.get_text()))
        pass
    def openButtonClicked(self):
        f = tempfile.NamedTemporaryFile(suffix=self.get_text()[0:4],delete=False)
        f.write(base64.b64decode(self.get_text()[4:]))
        f.close()
        self.open_file(f.name)
        self.files += [f.name]
        pass
    def __del__(self):
        for f in self.files:
            os.remove(f)

root = Tk()

app = App(root)

root.mainloop()
root.destroy()