Switching between Youku and YouTube based on whether you're in China
Clash Royale CLAN TAG #URR8PPP Switching between Youku and YouTube based on whether you're in China I'm hosting a conference website where I want to embed a Youku video if you're in China and a YouTube video otherwise. The conference website is being served through a CDN inside the Great Firewall. I was given the code below to switch between internal and external versions of Youku. Unfortunately, ipinfo.io does not seem to be accessible inside the Great Firewall, so the code times out after 10 seconds. I've considered rewriting the page to use a Youku video by default, writing a small, non-blocking JavaScript function that tries to reach YouTube. If it can, replace the Youku with YouTube. If it can't, exit harmlessly. That way, the reachability of YouTube becomes the key test, not whether you're in China. Alternatively, I've thought of hosting the video on my site, so that it will be replicated via the CDN inside the Great Firewall. However, that would mean ...