See this yahoo blog post if you haven't already.
By adding a rel="nofollow" attribute to hyperlinks, webmasters and weblog owners can tell search engines that the links are effectively untrusted. For example, this:
Becomes this:
| Comment | File | Size | Author |
|---|---|---|---|
| #3 | nofollow.patch | 0 bytes | bradtem |
Comments
Comment #1
clockwerx@www.spreadfirefox.com commented6.12 Link types
So, you should perhaps be appending this to any existing comment links with a rel attribute.
Comment #2
chrisada commented+1 for the feature
It seems to me this might be easier accomplished as an input filter?
Comment #3
bradtem commentedHere's the trivial patch to includes/common.inc to change this.
Comment #4
Stefan Nagtegaal commentedIsn't such a thing already in HEAD? I thought Walkagh brought us such a patch, not sure though.. Can't check atm.
Comment #5
Bèr Kessels commentedit is, but not in 4.5.what do we do with these 4.5 issues. 4.5 does not get any new features, so the patch will stay in here forever... can we close it?
Comment #6
chx commentedthis is a classical case of "won't fix". Won't fix in 4.5, that is. Nothing will be fixed in 4.5.