.htaccess Definitivo para symfony2

<IfModule mod_rewrite.c>
    Options +FollowSymlinks
    RewriteEngine On

    # Explicitly disable rewriting for front controllers
    RewriteRule ^/web/app_dev.php - [L]
    RewriteRule ^/web/app.php - [L]

    # Fix the bundles folder
    RewriteRule ^bundles/(.*)$ /web/bundle/$1  [QSA,L]
    RewriteRule ^asset/(.*)$ /web/asset/$1  [QSA,L]
    RewriteRule ^media/(.*)$ /web/media/$1  [QSA,L]
    RewriteCond %{REQUEST_FILENAME} !-f
    # Change below before deploying to production
    RewriteRule ^(.*)$ /web/app.php [QSA,L]
    #RewriteRule ^(.*)$ /web/app_dev.php [QSA,L]
</IfModule>


RewriteEngine On
AddOutputFilterByType DEFLATE text/plain
AddOutputFilterByType DEFLATE text/html
AddOutputFilterByType DEFLATE text/xml
AddOutputFilterByType DEFLATE text/css
AddOutputFilterByType DEFLATE application/xml
AddOutputFilterByType DEFLATE application/xhtml+xml
AddOutputFilterByType DEFLATE application/rss+xml
AddOutputFilterByType DEFLATE application/javascript
AddOutputFilterByType DEFLATE application/x-javascript

# remove browser bugs
BrowserMatch ^Mozilla/4 gzip-only-text/html
BrowserMatch ^Mozilla/4\.0[678] no-gzip
BrowserMatch \bMSIE !no-gzip !gzip-only-text/html
Header append Vary User-Agent

<IfModule mod_expires.c>
ExpiresActive On
 ExpiresByType image/gif "access plus 1 month"
   ExpiresByType image/jpeg "access plus 1 month"
   ExpiresByType image/png "access plus 1 month"
   ExpiresByType text/css "access plus 1 week"
   ExpiresByType text/javascript "access plus 1 week"
   ExpiresByType application/javascript "access plus 1 week"
   ExpiresByType application/x-javascript "access plus 1 week"
   ExpiresByType image/x-icon "access plus 1 year"
   ExpiresByType image/svg+xml "access plus 1 year"
   ExpiresByType image/vnd.microsoft.icon "access plus 1 year"
   ExpiresByType application/font-woff "access plus 1 year"
   ExpiresByType application/x-font-woff "access plus 1 year"
   ExpiresByType application/vnd.ms-fontobject "access plus 1 year"
   ExpiresByType font/opentype "access plus 1 year"
   ExpiresByType font/ttf "access plus 1 year"
   ExpiresByType font/otf "access plus 1 year"
   ExpiresByType application/x-font-ttf "access plus 1 year"
   ExpiresByType application/x-font-otf "access plus 1 year"
</IfModule>

<IfModule mod_gzip.c>
mod_gzip_on Yes
mod_gzip_item_include file \.html$
mod_gzip_item_include file \.php$
mod_gzip_item_include file \.css$
mod_gzip_item_include file \.js$

mod_gzip_item_include mime ^application/javascript$
mod_gzip_item_include mime ^application/x-javascript$
mod_gzip_item_include mime ^text/.*
mod_gzip_item_include handler ^application/x-httpd-php

mod_gzip_item_exclude mime ^image/.*
</IfModule>

FileETag INode MTime Size
<IfModule mod_deflate.c>
   <IfModule mod_filter.c>
      AddOutputFilterByType DEFLATE text/html text/css text/javascript application/javascript application/x-javascript
   </IfModule>
</IfModule>

<IfModule mod_filter.c>
AddOutputFilterByType DEFLATE application/atom+xml application/javascript application/json application/rss+xml application/xhtml+xml application/xml image/svg+xml image/x-icon text/css text/html text/plain text/x-component text/xml
</IfModule>