#  Provides a http GET method with gtk.statusbar() callback.
#  And a function to add trailings slashes on http URLs.
#
#  The latter code is pretty much unreadable. But let's put the
#  blame on urllib2, the most braindamaged code in the Python
#  standard library.
#


# Python 2.x            
try:
    import urllib2
    from urllib import urlencode
    import urlparse
    import cookielib
    from StringIO import StringIO
# Python 3.x
except:
    import urllib.request as urllib2
    from urllib.parse import urlencode
    import urllib.parse as urlparse
    from http import cookiejar as cookielib
    from io import StringIO

from gzip import GzipFile

from config import conf, __print__, dbg


#-- url download                            ---------------------------------------------



#-- chains to progress meter and status bar in main window

    data = r.read()
    progress_feedback()
    return data



# http://techknack.net/python-urllib2-handlers/    


class ContentEncodingProcessor(urllib2.BaseHandler):
  """A handler to add gzip capabilities to urllib2 requests """

  # add headers to requests
  def http_request(self, req):
    req.add_header("Accept-Encoding", "gzip, deflate")
    return req

if urllib2:

    # config 1
    handlers = [None, None, None]
    
    # base
    handlers[0] = urllib2.HTTPHandler()
    if conf.debug:
        handlers[0].set_http_debuglevel(3)
        
    # content-encoding
    handlers[1] = ContentEncodingProcessor()
    
    # store cookies at runtime

    cj = cookielib.CookieJar()
    handlers[2] = urllib2.HTTPCookieProcessor( cj )
    
    # inject into urllib2
    urllib2.install_opener( urllib2.build_opener(*handlers) )