强制www域名301跳转
RewriteEngine on
RewriteCond %{HTTP_HOST} ^demoahaoyw\.com [NC]
RewriteRule ^(.*)$ http://www.demoahaoyw.com/$1 [L,R=301,NC]
我们将域名demoahaoyw.com替换成自己的域名即可实现非WWW跳转到WWW域名。
强制非WWW域名301跳转
RewriteEngine On
RewriteCond %{HTTP_HOST} !^demoahaoyw.com$ [NC]
RewriteRule ^(.*)$ http://demoahaoyw.com/$1 [L,R=301]
这里我们可以强制如果访问www域名前缀,会跳转到非www域名。
强制https跳转地址
RewriteEngine On
RewriteCond %{SERVER_PORT} 80
RewriteRule ^(.*)$ https://%{HTTP_HOST}/$1 [R=301,L]
如何我们网站采用SSL证书,则一般需要强制跳转https路径,这里需要添加强制80端口的跳转。
阻止无用的蜘蛛爬取
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} (^$|FeedDemon|JikeSpider|Indy Library|Alexa Toolbar|AskTbFXTV|AhrefsBot|CrawlDaddy|CoolpadWebkit|Java|Feedly|UniversalFeedParser|ApacheBench|Microsoft URL Control|Swiftbot|ZmEu|oBot|jaunty|Python-urllib|lightDeckReports Bot|YYSpider|DigExt|HttpClient|MJ12bot|heritrix|EasouSpider|Ezooms) [NC]
RewriteRule ^(.*)$ - [F]强制/斜杠结尾路径
RewriteCond %{REQUEST_URI} /+[^\.]+$
RewriteRule ^(.+[^/])$ %{REQUEST_URI}/ [R=301,L]取消/斜杠结尾
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule ^(.*)/$ /$1 [R=301,L]将A页面301跳转到B页面
Redirect 301 /a.html http://www.demoahaoyw.com/b.html

阻止某个IP访问
Order deny,allow Allow from all Deny from xxx.xxx.xxx.xxx
PS:xxx.xxx.xxx.xxx 为要禁止的ip如192.168.80.16
禁止图片盗链
RewriteEngine on
RewriteCond %{HTTP_REFERER} !^$
RewriteCond %{HTTP_REFERER} !^http(s)?://(.+\.)?ahaoyw.com [NC]
RewriteRule \.(jpg|jpeg|png|gif|bmp)$ - [NC,F,L]禁止被其他网页套用
SetEnvIf Request_URI "/starry-night" allow_framing=true Header set X-Frame-Options SAMEORIGIN env=!allow_framing
常用和不常用的.htaccess伪静态、301、防盗链以及等设置功能。如果需要更多强大的htaccess功能则需要阅读官方文档

