Using a regex to determine domain using JavaScript

Posted by jerome on Stack Overflow See other posts from Stack Overflow or by jerome
Published on 2009-05-08T19:21:04Z Indexed on 2010/04/25 8:03 UTC
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Hi All,

If, as here at work, we have test, staging and production environments, such as:

http://test.my-happy-work.com

http://staging.my-happy-work.com

http://www.my-happy-work.com

I am writing some javascript that will redirect the browser to a url such as:

http://[environment].my-happy-work.com/my-happy-video

I need to be able to determine the current environment that we are in.

There is the possibility that I will currently be at a url such as:

http://[environment].my-happy-work.com/my-happy-path/my-happy-resource

I want to be able to grab the window.location but strip it of everything but:

http://[environment].my-happy-work.com

And then append to that string + "/" + "my-happy-video".

I am not skilled with regex, but I suppose there would be a way to parse the window.location up to the ".com"

Thoughts? Thanks!

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