Prestashop Nginx Config

Below is the Nginx config for Prestashop:

upstream examplecombackend {
        server unix:/var/run/php-fcgi-examplecom.sock;
    }

server {

        listen 80;
        server_name example.com;
        root /var/www/vhosts/example.com/htdocs;
        index index.php index.html;

        access_log /var/www/vhosts/example.com/access.log;
        error_log /var/www/vhosts/example.com/error.log warn;

        location / {
            try_files $uri $uri/ @handler;
            index index.php index.html;
        }

        # PrestaShop rewrite rules
        rewrite ^/([a-z0-9]+)-([a-z0-9]+)(-[_a-zA-Z0-9-]*)/([_a-zA-Z0-9-]*).jpg$ /img/p/$1-$2$3.jpg last;
        rewrite ^/([0-9]+)-([0-9]+)/([_a-zA-Z0-9-]*).jpg$ /img/p/$1-$2.jpg last;
        rewrite ^/([0-9]+)(-[_a-zA-Z0-9-]*)/([_a-zA-Z0-9-]*).jpg$ /img/c/$1$2.jpg last;
        rewrite "^/lang-([a-z]{2})/([a-zA-Z0-9-]*)/([0-9]+)-([a-zA-Z0-9-]*).html(.*)$" /product.php?id_product=$3&isolang=$1$5 last;
        rewrite "^/lang-([a-z]{2})/([0-9]+)-([a-zA-Z0-9-]*).html(.*)$" /product.php?id_product=$2&isolang=$1$4 last;
        rewrite "^/lang-([a-z]{2})/([0-9]+)-([a-zA-Z0-9-]*)(.*)$" /category.php?id_category=$2&isolang=$1 last;
        rewrite ^/([a-zA-Z0-9-]*)/([0-9]+)-([a-zA-Z0-9-]*).html(.*)$ /product.php?id_product=$2$4 last;
        rewrite ^/([0-9]+)-([a-zA-Z0-9-]*).html(.*)$ /product.php?id_product=$1$3 last;
        rewrite ^/([0-9]+)-([a-zA-Z0-9-]*)(.*)$ /category.php?id_category=$1 last;
        rewrite ^/content/([0-9]+)-([a-zA-Z0-9-]*)(.*)$ /cms.php?id_cms=$1 last;
        rewrite ^/([0-9]+)__([a-zA-Z0-9-]*)(.*)$ /supplier.php?id_supplier=$1$3 last;
        rewrite ^/([0-9]+)_([a-zA-Z0-9-]*)(.*)$ /manufacturer.php?id_manufacturer=$1$3 last;
        rewrite "^/lang-([a-z]{2})/(.*)$" /$2?isolang=$1 last;

        # static file cache configuration
        location ~* .(gif)$ {
                expires 2592000s;
        }
        location ~* .(jpeg|jpg)$ {
                expires 2592000s;
        }
        location ~* .(png)$ {
                expires 2592000s;
        }
        location ~* .(css)$ {
                expires 604800s;
        }
        location ~* .(js)$ {
                expires 604800s;
        }
        location ~* .(js)$ {
                expires 604800s;
        }
        location ~* .(ico)$ {
                expires 31536000s;
        }

        # php-fpm configuration
        location ~ .php$ {
                root /var/www/vhosts/example.com/htdocs;
                try_files $uri =404;
                fastcgi_pass examplecombackend;
                fastcgi_index index.php;
                fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
                include fastcgi_params;
                fastcgi_buffer_size 128k;
                fastcgi_buffers 256 4k;
                fastcgi_busy_buffers_size 256k;
                fastcgi_temp_file_write_size 256k;
        }
}