ErrorDocument 403 /core/templates/403.php
ErrorDocument 404 /core/templates/404.php
Redirect 301 /apps/calendar/caldav.php /remote/caldav.php
Redirect 301 /apps/contacts/carddav.php /remote/carddav.php
Redirect 301 /apps/files/webdav.php /remote/webdav.php
Redirect 301 /files/webdav.php /remote/webdav.php
<IfModule mod_php5.c>
php_value upload_max_filesize 512M
php_value post_max_size 512M
php_value memory_limit 512M
<IfModule env_module>
  SetEnv htaccessWorking true
</IfModule>
</IfModule>
<IfModule mod_rewrite.c>
RewriteEngine on
RewriteRule .* - [env=HTTP_AUTHORIZATION:%{HTTP:Authorization}]
RewriteRule ^.well-known/carddav /remote/carddav.php [R]
RewriteRule ^.well-known/caldav /remote/caldav.php [R]

RewriteRule ^apps/([^/]*)/(.*\.(css|php))$ index.php?app=$1&getfile=$2 [QSA,L]
</IfModule>
Options -Indexes