main.py

#!/usr/bin/env python
# -*- coding: utf-8 -*-

import sys, os
from src import pastebinfuncs, pastebininfo, pastebinrequest

USAGEMESSAGE = "usage: {} <file>".format(os.path.basename(sys.argv[0]) )

def usage():
    print(USAGEMESSAGE, file=sys.stderr)

def usageExit():
    usage()
    sys.exit()

def errorExit(message):
    print("ERROR: " + message, file=sys.stderr)
    usageExit()

def main(args):

    if len(args) <= 1:
        errorExit("no file specified")
        return  # just in case

    pbFile = args[1]

    apiKey, userKey = pastebinfuncs.getAPIKeys()

    if apiKey is None:
        print("Adding API key to {}.".format(pastebinfuncs.KEYDIR) )
        print("You can get your API key at \"http://http://pastebin.com/api\".")
        while not apiKey:
            apiKey = input("API key: ")

        keyFile = open(pastebinfuncs.replaceHome(pastebinfuncs.KEYDIR), "a")
        keyFile.write("apikey = {}\n".format(apiKey))
        keyFile.close()

    if userKey is None:
        print("Adding user key to {}.".format(pastebinfuncs.KEYDIR) )
        userKey = pastebinfuncs.loginPastebin(apiKey, write=True)

    # by now, we should have a user and API key

    try:
        pbInfo = pastebininfo.PastebinInfo.fromFile(pbFile, key=apiKey, userKey=userKey)

    except IOError:
        errorExit("\"{}\" does not exist".format(pbFile) )
        return

    pbRequ = pastebinrequest.PastebinRequest(pbInfo)

    try:
        url = pbRequ.getPage()

    except pastebinrequest.PastebinError:
        exc = sys.exc_info()
        errorExit("{}".format(exc[1]))
        return

    print(url)

if __name__ == '__main__':
    main(sys.argv)