def cachedZipResource(self, request, name, url, segments):
archivePath = self.config.Resources.child("{0}.zip".format(name))
if archivePath.exists():
d = Deferred()
d.callback(None)
else:
d = http_download(archivePath, url)
def readFromArchive(_):
filePath = ZipArchive(archivePath.path)
for segment in segments:
filePath = filePath.child(segment)
return filePath.getContent()
def notFoundHandler(f):
f.trap(KeyError)
request.setResponseCode(http.NOT_FOUND)
set_response_header(
request, HeaderName.contentType, ContentType.plain
)
return "Not found."
d.addCallback(readFromArchive)
d.addErrback(notFoundHandler)
return d
def cachedResource(self, name, url):
name = "_{0}".format(name)
filePath = self.config.Resources.child(name)
if filePath.exists():
return File(filePath.path)
d = http_download(filePath, url)
d.addCallback(lambda _: File(filePath.path))
return d
