RewriteEngine on
# 1 YEAR
Header set Cache-Control "max-age=29030400, public"
# 1 WEEK
Header set Cache-Control "max-age=604800, public"
# 3 HOUR
Header set Cache-Control "max-age=10800"
# NEVER CACHE
Header set Cache-Control "max-age=0, private, no-store, no-cache, must-revalidate"
RewriteCond %{HTTP_REFERER} !^http://img.zzbaike.com/.*$ [NC]
RewriteCond %{HTTP_REFERER} !^http://img.zzbaike.com$ [NC]
RewriteCond %{HTTP_REFERER} !^http://www.img.zzbaike.com/.*$ [NC]
RewriteCond %{HTTP_REFERER} !^http://www.img.zzbaike.com$ [NC]
RewriteCond %{HTTP_REFERER} !^https://img.zzbaike.com/.*$ [NC]
RewriteCond %{HTTP_REFERER} !^https://img.zzbaike.com$ [NC]
RewriteCond %{HTTP_REFERER} !^https://www.img.zzbaike.com/.*$ [NC]
RewriteCond %{HTTP_REFERER} !^https://www.img.zzbaike.com$ [NC]
RewriteCond %{HTTP_REFERER} !^http://www.zzbaike.com/.*$ [NC]
RewriteCond %{HTTP_REFERER} !^http://www.zzbaike.com$ [NC]
RewriteRule .*\.(jpg|jpeg|gif|png|bmp)$ - [F,NC]