bool DocumentLoader::shouldLoadResourceFromApplicationCache(const ResourceRequest& request, ApplicationCacheResource*& resource)
{
ApplicationCache* cache = topLevelApplicationCache();
if (!cache)
return false;
// If the resource is not a HTTP/HTTPS GET, then abort
if (!ApplicationCache::requestIsHTTPOrHTTPSGet(request))
return false;
if (cache->isURLInOnlineWhitelist(request.url()))
return false;
resource = cache->resourceForURL(request.url());
// Don't load foreign resources.
if (resource && (resource->type() & ApplicationCacheResource::Foreign))
resource = 0;
return true;
}
bool DocumentLoader::shouldLoadResourceFromApplicationCache(const ResourceRequest& request, ApplicationCacheResource*& resource)
{
ApplicationCache* cache = applicationCache();
if (!cache)
return false;
// If the resource is not a HTTP/HTTPS GET, then abort
if (!ApplicationCache::requestIsHTTPOrHTTPSGet(request))
return false;
// If the resource's URL is an master entry, the manifest, an explicit entry, a fallback entry, or a dynamic entry
// in the application cache, then get the resource from the cache (instead of fetching it).
resource = cache->resourceForURL(request.url());
// Resources that match fallback namespaces or online whitelist entries are fetched from the network,
// unless they are also cached.
if (!resource && (cache->urlMatchesFallbackNamespace(request.url()) || cache->isURLInOnlineWhitelist(request.url())))
return false;
// Resources that are not present in the manifest will always fail to load (at least, after the
// cache has been primed the first time), making the testing of offline applications simpler.
return true;
}
bool ApplicationCacheHost::shouldLoadResourceFromApplicationCache(const ResourceRequest& request, ApplicationCacheResource*& resource)
{
ApplicationCache* cache = applicationCache();
if (!cache || !cache->isComplete())
return false;
// If the resource is not to be fetched using the HTTP GET mechanism or equivalent, or if its URL has a different
// <scheme> component than the application cache's manifest, then fetch the resource normally.
if (!ApplicationCache::requestIsHTTPOrHTTPSGet(request) || !equalIgnoringCase(request.url().protocol(), cache->manifestResource()->url().protocol()))
return false;
// If the resource's URL is an master entry, the manifest, an explicit entry, or a fallback entry
// in the application cache, then get the resource from the cache (instead of fetching it).
resource = cache->resourceForURL(request.url());
// Resources that match fallback namespaces or online whitelist entries are fetched from the network,
// unless they are also cached.
if (!resource && (cache->urlMatchesFallbackNamespace(request.url()) || cache->isURLInOnlineWhitelist(request.url())))
return false;
// Resources that are not present in the manifest will always fail to load (at least, after the
// cache has been primed the first time), making the testing of offline applications simpler.
return true;
}