缓存 twitter、facebook、gplus javascript

Question

由于谷歌页面速度工具的建议，我正在尝试优化我的网站。它告诉我要为这些文件“利用浏览器缓存”； `

http://cdn.api.twitter.com/.../count.json?... (3.6 minutes)
http://cdn.api.twitter.com/.../count.json?... (3.6 minutes)
http://cdn.api.twitter.com/.../count.json?... (5.2 minutes)
http://cdn.api.twitter.com/.../count.json?... (13.2 minutes)
http://cdn.api.twitter.com/.../count.json?... (14 minutes)
http://cdn.api.twitter.com/.../count.json?... (14.5 minutes)
http://cdn.api.twitter.com/.../count.json?... (14.9 minutes)
http://cdn.api.twitter.com/.../count.json?... (15 minutes)
http://cdn.api.twitter.com/.../count.json?... (15 minutes)
http://static.ak.fbcdn.net/connect.php/css/share-button-css (16.8 minutes)
http://static.ak.fbcdn.net/connect.php/js/FB.Share (18.3 minutes)
http://connect.facebook.net/tr_TR/all.js (19 minutes)
http://platform.twitter.com/widgets.js (30 minutes)
https://apis.google.com/js/plusone.js (60 minutes)

` 我知道如何在 .htaccess 文件中使用 mod_expires.c 缓存我自己的 js、css 文件，但不明白如何缓存这些文件？

这是我的 .htaccess 文件 `

# BEGIN Compress text files
<ifModule mod_deflate.c>
  AddOutputFilterByType DEFLATE text/html text/plain text/xml application/xml application/xhtml+xml text/css text/javascript application/javascript application/x-javascript
</ifModule>
# END Compress text files

# BEGIN Expire headers
<ifModule mod_expires.c>
  ExpiresActive On
  ExpiresDefault "access plus 5 seconds"
  ExpiresByType image/x-icon "access plus 2592000 seconds"
  ExpiresByType image/jpeg "access plus 2592000 seconds"
  ExpiresByType image/png "access plus 2592000 seconds"
  ExpiresByType image/gif "access plus 2592000 seconds"
  ExpiresByType application/x-shockwave-flash "access plus 2592000 seconds"
  ExpiresByType text/css "access plus 604800 seconds"
  ExpiresByType text/javascript "access plus 604800 seconds"
  ExpiresByType application/javascript "access plus 604800 seconds"
  ExpiresByType application/x-javascript "access plus 604800 seconds"
  ExpiresByType text/html "access plus 600 seconds"
  ExpiresByType application/xhtml+xml "access plus 600 seconds"
</ifModule>
# END Expire headers

# BEGIN Cache-Control Headers
<ifModule mod_headers.c>
  <filesMatch "\.(ico|jpe?g|png|gif|swf)$">
    Header set Cache-Control "public"
  </filesMatch>
  <filesMatch "\.(css)$">
    Header set Cache-Control "public"
  </filesMatch>
  <filesMatch "\.(js)$">
    Header set Cache-Control "private"
  </filesMatch>
  <filesMatch "\.(x?html?|php)$">
    Header set Cache-Control "private, must-revalidate"
  </filesMatch>
</ifModule>
# END Cache-Control Headers

# BEGIN Turn ETags Off
FileETag None
# END Turn ETags Off

# BEGIN WordPress
<IfModule mod_rewrite.c>
RewriteEngine On
RewriteBase /
RewriteRule ^index\.php$ - [L]
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule . /index.php [L]
</IfModule>

# END WordPress

RewriteCond %{HTTP_REFERER} !^$
RewriteCond %{HTTP_REFERER} !^http://domain.com/.*$      [NC]
RewriteCond %{HTTP_REFERER} !^http://domain.com$      [NC]
RewriteCond %{HTTP_REFERER} !^http://www.domain.com/.*$      [NC]
RewriteCond %{HTTP_REFERER} !^http://www.domain.com$      [NC]
RewriteRule .*\.(jpg|jpeg|gif|png|bmp)$ - [F,NC]

`

Answer 1

除非您制作副本并将其托管在您控制的域上，否则您无法缓存这些内容。