<IfModule mod_rewrite.c>
RewriteEngine on
RewriteBase /trip_planner
# Checks to see if the user is attempting to access a valid file,
# such as an image or css document, if this isn't true it sends the
# request to index.php
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
# This last condition enables access to the images and css folders, and the robots.txt file
RewriteCond $1 !^(index.php|public|images|robots.txt|css|assets/fonts)
RewriteRule ^(.*)$ index.php/$1 [L]
</IfModule>