ftp.php

<?php

//ftp server information
//change values to reflect you server settings
$ftp_server = "ftp.yoursite.com";
$ftp_username = "username";
$ftp_password = "password";

$server_file = "/path_to_csv_file/inventory.csv";
$local_file = "inventory.csv";

//connect to ftp server
$ftp_conn = ftp_connect($ftp_server) or die("Could not connect to $ftp_server");
$login = ftp_login($ftp_conn, $ftp_username, $ftp_password);

//download the csv file to local folder
if (ftp_get($ftp_conn, $local_file, $server_file, FTP_ASCII)) {
	//load the contents of downloaded csv file
	$file_contents = file_get_contents($local_file);
  } else {
  	//set an error message if ftp_get fails
  	$file_contents = "Error downloading $server_file.";
  }

//close ftp connection
ftp_close($ftp_conn); 

//send the contents of the csv file (or the error message) to standard output
header('Content-Type: text/plain');
echo $file_contents;

?>