我尝试使用.htaccess将所有使用移动浏览器的网站访问者重定向到该网站的移动版本。除了facebook的应用内浏览器之外，这在任何地方都很有用。如何强制Facebook的应用内浏览器重定向到该网站的移动版本？ 感谢。
RewriteEngine on
RewriteCond %{REQUEST_URI} !(.*)/m
RewriteCond %{HTTP_ACCEPT} "text/vnd.wap.wml¦application/vnd.wap.xhtml+xml" [NC,OR]
RewriteCond %{HTTP_USER_AGENT} "acs|alav|alca|amoi|audi|aste|benq|blac|blaz|brew|cell|cldc|cmd-" [NC,OR]
RewriteCond %{HTTP_USER_AGENT} "FB_IAB|FBAN|FBAV" [NC,OR] - 似乎无法运作
RewriteCond %{HTTP_USER_AGENT} "dang|doco|erics|hipt|inno|ipaq|java|jigs|kddi|keji|leno|lg-c|lg-d|lg-g|lge-" [NC,OR]
RewriteCond %{HTTP_USER_AGENT} "maui|maxo|midp|mits|mmef|mobi|mot-|moto|mwbp|nec-|newt|noki|opwv" [NC,OR]
RewriteCond %{HTTP_USER_AGENT} "palm|pana|pant|pdxg|phil|pluc|port|prox|qtek|qwap|sage|sams|sany" [NC,OR]
RewriteCond %{HTTP_USER_AGENT} "sch-|sec-|send|seri|sgh-|shar|sie-|siem|smal|smar|sony|sph-|symb|t-mo" [NC,OR]
RewriteCond %{HTTP_USER_AGENT} "teli|tim-|tsm-|upg1|upsi|vk-v|voda|w3cs|wap-|wapa|wapi" [NC,OR]
RewriteCond %{HTTP_USER_AGENT} "wapp|wapr|webc|winw|winw|xda|xda-" [NC,OR]
RewriteCond %{HTTP_USER_AGENT} "up.browser|up.link|windowssce|iemobile|mini|mmp" [NC,OR]
RewriteCond %{HTTP_USER_AGENT} "symbian|midp|wap|phone|pocket|android|mobile|pda|psp" [NC]
RewriteRule ^(.*)$ https://example.com/m/$1 [NC,L]