gist.py

from argparse import ArgumentParser, FileType
import base64
from ConfigParser import Error as ConfigurationError, SafeConfigParser
from contextlib import closing
import getpass
from httplib import HTTPSConnection
import json
import os
import pprint
import sys
from urllib import urlencode

HOST= 'api.github.com'

def copy_url(url):
    """Copy the url into the clipboard."""
    # try windows first
    try:
        import win32clipboard
    except ImportError:
        # then give pbcopy a try.  do that before gtk because
        # gtk might be installed on os x but nobody is interested
        # in the X11 clipboard there.
        from subprocess import Popen, PIPE
        for prog in 'pbcopy', 'xclip':
            try:
                client = Popen([prog], stdin=PIPE)
            except OSError:
                continue
            else:
                client.stdin.write(url)
                client.stdin.close()
                client.wait()
                break
        else:
            try:
                import pygtk
                pygtk.require('2.0')
                import gtk
                import gobject
            except ImportError:
                return
            gtk.clipboard_get(gtk.gdk.SELECTION_CLIPBOARD).set_text(url)
            gobject.idle_add(gtk.main_quit)
            gtk.main()
    else:
        win32clipboard.OpenClipboard()
        win32clipboard.EmptyClipboard()
        win32clipboard.SetClipboardText(url)
        win32clipboard.CloseClipboard()


def authorize(user, password):
    with closing(HTTPSConnection(HOST, timeout=10)) as conn:
        data = {
            'scopes': ['gist'],
            }
        encoded_auth = base64.b64encode('%s:%s' % (user, password))
        conn.request('POST', '/authorizations', json.dumps(data),
                     {'Authorization': 'Basic %s' % encoded_auth,
                      'Content-Type': 'application/json'})
        resp = conn.getresponse()
        return json.loads(resp.read())


def post(filename, content, token):
    with closing(HTTPSConnection(HOST, timeout=10)) as conn:
        data = {
            'public': True,
            'files': {
                filename: {
                    "content": content
                    }
                },
            }
        path = '/gists?%s' % urlencode({'access_token': token})
        conn.request('POST', path, json.dumps(data),
                     {'Content-Type': 'application/json'})

        resp = conn.getresponse()
        if resp.status >= 200 and resp.status < 300:
            resp_data = json.loads(resp.read())
            pprint(resp_data)
            copy_url(resp_data['html_url'])


def main():
    parser = ArgumentParser()

    parser.add_argument('-c', '--config',
                        help='Configuration to use, defaults to ~/.pastebin',
                        default=os.path.expanduser(
            os.path.join('~', '.gist')))

    parser.add_argument('paste', nargs='?',
                        help='Accepts a filename or - for stdin',
                        type=FileType('r'),
                        default=None)

    namespace = parser.parse_args()

    paste = namespace.paste
    if not paste and not os.isatty(sys.stdin.fileno()):
        paste = sys.stdin

    if paste:
        auth = {}
        info_path = os.path.expanduser(namespace.config)
        if os.path.exists(info_path):
            with open(info_path) as fp:
                auth = json.load(fp)
        else:
            auth = authorize(getpass.getuser(), getpass.getpass('Password: '))
            with open(info_path, 'w+') as fp:
                json.dump(auth, fp)
        post(paste.name, paste.read(), auth['token'])
    else:
        parser.print_help()
        sys.exit(-1)


if __name__ == '__main__':
    main()