Apache config directives for serving Rails's precompiled .gz files, created by the asset pipeline during precompile.

assets_gz.conf

<LocationMatch "^/assets/.*$">
  Header unset ETag
  FileETag None

  # RFC says only cache for 1 year
  ExpiresActive On
  ExpiresDefault "access plus 1 year"

  RewriteEngine	On
  RewriteCond	%{HTTP:Accept-Encoding} gzip
  RewriteCond	%{HTTP_USER_AGENT} !Konqueror
  RewriteCond	%{REQUEST_FILENAME}.gz -f
  RewriteRule	^(.+).(css|js)$ $1.$2.gz [QSA,L]
</LocationMatch>

<FilesMatch \.css\.gz>
  ForceType text/css
</FilesMatch>

<FilesMatch \.js\.gz>
  ForceType application/javascript
</FilesMatch>
AddEncoding gzip .gz