顶级域名重定向：
RewriteEngine on
RewriteCond %{HTTP_HOST} ^example.com [NC]
RewriteRule ^(.*)$ http://www.example.com/$1 [L,R=301,NC]
禁止图片盗链：
RewriteEngine on
# Remove the following line if you want to block blank referrer too
RewriteCond %{HTTP_REFERER} !^$
RewriteCond %{HTTP_REFERER} !^http(s)?://(.+.)?example.com [NC]
RewriteRule .(jpg|jpeg|png|gif|bmp)$ - [NC,F,L]
# If you want to display a "blocked" banner in place of the hotlinked image,
# replace the above rule with:
# RewriteRule .(jpg|jpeg|png|gif|bmp) http://example.com/blocked.png [R,L]
支持WebP图片格式：
RewriteEngine On
RewriteCond %{HTTP_ACCEPT} image/webp
RewriteCond %{DOCUMENT_ROOT}/$1.webp -f
RewriteRule (.+).(jpe?g|png)$ $1.webp [T=image/webp,E=accept:1]
压缩文件：
<IfModule mod_gzip.c>
mod_gzip_on Yes
mod_gzip_dechunk Yes
mod_gzip_item_include file .(html?|txt|css|js|php|pl)$
mod_gzip_item_include handler ^cgi-script$
mod_gzip_item_include mime ^text.*
mod_gzip_item_include mime ^application/x-javascript.*
mod_gzip_item_exclude mime ^image.*
mod_gzip_item_exclude rspheader ^Content-Encoding:.*gzip.*
</IfModule>
增加图片视频等静态文件缓存:
<FilesMatch ".(flv|gif|jpg|jpeg|png|ico|swf)$">
Header set Cache-Control "max-age=2592000"
</FilesMatch>
增加文件压缩:
<ifmodule mod_deflate.c>
AddOutputFilter DEFLATE html xml php js css
</ifmodule>
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