I try to share a link to my website on Facebook but the get parameter is trimmed. I make the share button like this:
The share button is correctly created and shares a link on my wall but the linked shared is only :
?key=... part? How to get it back?
I used http://developers.facebook.com/tools/debug to see what's going on. In the "Redirect path" section, I have original and canonical URL but it's finally the canonical URL that is shared. How to share the original URL?