# Prevent image hotlinking - don't steal my bandwidth
# source http://www.alistapart.com/articles/hotlinking
# 
# [NC] -> No Case which means that an uppercase letter is the same as a lowercase letter
# 
# RewriteCond %{REQUEST_FILENAME} .*jpg$|.*gif$|.*png$ [NC] -> Is the file that is being requested end with jpg, gif, or png
#
# RewriteCond %{HTTP_REFERER} !^$ ->  Is the referering site not blank,  if someone opens there browser and types your image location file in the browser
#
# RewriteCond %{HTTP_REFERER} !yoursite\.com [NC]  -> Is the referering site not your own website, without this then your own webpages will not have images
#
# RewriteCond %{HTTP_REFERER} !friendlysite\.com [NC]   ->  You can also set other sites that should have access to do so
# 
# RewriteCond %{HTTP_REFERER} !google\. [NC]  -> Site is not google, often you will want google to get through
#
# RewriteRule (.*) - [F,NC]   ->  Any request that passed ALL the test will be redirected to nothing '-' 

RewriteEngine On

RewriteCond %{REQUEST_FILENAME} .*jpg$|.*gif$|.*png$ [NC]
RewriteCond %{HTTP_REFERER} !^$ 
RewriteCond %{HTTP_REFERER} !yoursite\.com [NC] 
RewriteCond %{HTTP_REFERER} !friendlysite\.com [NC]  
RewriteCond %{HTTP_REFERER} !google\. [NC] 
RewriteCond %{HTTP_REFERER} !search\?q=cache [NC]

RewriteRule (.*) - [F,NC]