<?php
$source = $_POST["source"];
$dest = $_POST["dest"];
$message = urldecode($_POST["message"]);
$network = $_POST["network"];

if ($network == "10") {
  $netname = "O2";
} else if ($network == "15") {
  $netname = "Vodafone";
} else if ($network == "20") {
  $netname = "Three";
} else if ($network == "30") {
  $netname = "T Mobile";
} else if ($network == "31") {
  $netname = "EE";
} else if ($network == "33") {
  $netname = "Orange";
} else {
  $netname = "Unknown";
}

mail(
  "yourself@mydomain.com",
  "Inbound SMS from $source to $dest",
  "From Mobile number: $source\r\n
   To number/shortcode: $dest\r\n
   Network id: $network\r\n
   Network name: $netname\r\n
   Message: $message\r\n",
  "From: yourself@mydomain.com\r\nReply-To: yourself@mydomain.com\r\n");

print("OK"); //always return "OK" to let SMS Expert know it was received
?>