def _saveCSS(self, cssHref):
# Try to do css files only once.
if cssHref in self.downloadedHrefs:
return
fileName = self._generateResourceName(self.cssDir, cssHref,
IZResourceDependencyTypes.CSS)
download = ZSimpleTextHTTPRequest(cssHref, cookieReg=self.cookieReg)
self.listener.onWebpageGetterResourceStarted(
cssHref, IZResourceDependencyTypes.CSS)
if download.send(None):
cssContent = download.getResponse()
self._saveFileContent(fileName, cssContent)
self.listener.onWebpageGetterResourceComplete(cssHref)
finder = ZCSSDependencyFinder(cssContent)
dependencies = finder.findDependencies()
self.listener.onWebpageGetterFoundDependencies(
cssHref, dependencies)
for dependency in dependencies:
href = urlparse.urljoin(cssHref, dependency.getHref())
resourceFile = None
if dependency.getType() == IZResourceDependencyTypes.IMAGE:
resourceFile = self._saveImage(href)
elif dependency.getType == IZResourceDependencyTypes.CSS:
resourceFile = self._saveCSS(href)
self._addResourceToFixup(resourceFile)
if resourceFile:
self.downloadedHrefs.add(href)
self.resourceMap[dependency.getHref()] = resourceFile
else:
return None
# raise ZException(_extstr(u"httpdownload.FailedToDownloadCSS") % cssHref) #$NON-NLS-1$
return fileName
def analyseElement(self, elementNode):
if elementNode.localName.lower() == u"style": #$NON-NLS-1$
css = elementNode.getText()
cssFinder = ZCSSDependencyFinder(css)
for dep in cssFinder.findDependencies():
self.dependencies.append(dep)