from urllib2 import urlopen
from urllib  import quote as urlquote

from zope.component import getSiteManager

from Globals import DevelopmentMode
from OFS.ObjectManager import BadRequestException

from quintagroup.plonegooglesitemaps import config
from quintagroup.plonegooglesitemaps.content.newsextender import NewsExtender

def ping_google(url, sitemap_id):
    """Ping sitemap to Google"""

    resurl = url + "/" + sitemap_id

    if DevelopmentMode or config.testing:
        #prevent pinging in debug or testing mode
        print "Pinged %s sitemap to Google" % resurl
        return 0

    sitemap_url = urlquote(resurl)

    g = urlopen('http://www.google.com/webmasters/tools/ping?sitemap='+sitemap_url)
    result = g.read()
    g.close()

    return 0

def addLocalSchemaExtenderAdapter(context, iface):
    """Register SchemaExtender adapter in
       Local SiteManager for specified interface.
    """
    sm = getSiteManager(context)
    sm.registerAdapter(factory=NewsExtender, required=(iface,))

def removeLocalSchemaExtenderAdapter(context, iface):
    """Unregister SchemaExtender adapter in
       Local SiteManager for specified interface.
    """
    sm = getSiteManager(context)
    sm.unregisterAdapter(factory=NewsExtender, required=(iface,))