File content.conf of Package horde5-content

<Directory /usr/share/php*/PEAR/www/horde/content/>
<IfModule mod_rewrite.c>
    RewriteEngine On
    RewriteCond   %{REQUEST_FILENAME}  !-d
    RewriteCond   %{REQUEST_FILENAME}  !-f
    RewriteRule ^(.*)$ index.php [QSA,L]
</IfModule>
</Directory>