def get(self):
counter.ChangeCount("favIconsServed", 1)
# Get page path
self.targetPath = self.urldecode(self.request.path.lstrip("/"))
inf("getFavicon for %s" % (self.targetPath))
# Split path to get domain
self.targetURL = urlparse(self.targetPath)
if len(self.targetURL[0]) == 0:
self.targetPath = "http://" + self.targetPath
self.targetURL = urlparse(self.targetPath)
self.targetDomain = "http://" + self.targetURL[1]
inf("URL is %s" % (self.targetDomain))
# Do we have an override?
if not self.iconOverridden():
# In MC?
if not self.iconInMC():
# In DS?
if not self.iconInDS():
counter.ChangeCount("cacheNone", 1)
# icon in m. page
m_url = self.targetURL[1]
if m_url.startswith("www") or len(m_url.split('.')) == 2:
if m_url.startswith("www"):
m_url = m_url[4:]
m_url = "http://m." + m_url
if self.iconInPage(True, m_url):
return
# Icon specified in page?
if not self.iconInPage():
# Icon specified in desktop page?
if not self.iconInDesktopPage():
# Icon at [domain]/favicon.ico?
if not self.iconAtRoot():
self.error()
def iconInDS(self):
iconCacheQuery = favIcon.gql("where domain = :1", self.targetDomain)
iconCache = iconCacheQuery.fetch(1)
if len(iconCache) > 0:
inf("Found icon DS cache")
counter.ChangeCount("cacheDS", 1)
self.response.headers['X-Cache'] = "Hit from DS"
if iconCache[0].useDefault:
self.writeDefault(True)
return True
else:
self.icon = iconCache[0].icon
self.cacheIcon(["MC"])
self.writeIcon()
return True
return False
def iconInMC(self):
mcIcon = memcache.get("icon-" + self.targetDomain)
if mcIcon:
inf("Found icon MC cache")
counter.ChangeCount("cacheMC", 1)
self.response.headers['X-Cache'] = "Hit from MC"
if mcIcon == "ERROR":
self.error(True)
return True
elif mcIcon == "DEFAULT":
self.writeDefault(True)
return True
else:
self.icon = mcIcon
self.writeIcon()
return True
return False
def writeDefault(self, fromCache=False):
inf("Writing default")
self.abort(404)
self.writeHeaders()
if not fromCache:
newFavicon = favIcon(domain=self.targetDomain,
icon=None,
useDefault=True,
referrer=self.request.headers.get("Referer"))
newFavicon.put()
memcache.add("icon-" + self.targetDomain, "DEFAULT", MC_CACHE_TIME)
counter.ChangeCount("favIconsServedDefault", 1)
if self.request.get("defaulticon"):
if self.request.get("defaulticon") == "none":
self.response.set_status(204)
elif self.request.get("defaulticon") == "1pxgif":
self.response.out.write(open("1px.gif").read())
elif self.request.get("defaulticon") == "lightpng":
self.response.out.write(open("default2.png").read())
elif self.request.get("defaulticon") == "bluepng":
self.response.out.write(open("default3.png").read())
else:
self.redirect(self.request.get("defaulticon"))
else:
self.response.out.write(open("default.gif").read())