From c3100899bf7700baf1222b520e9089835bf8d463 Mon Sep 17 00:00:00 2001
From: Robert Langhammer <rlanghammer@web.de>
Date: Sun, 21 Jan 2024 21:32:24 +0100
Subject: [PATCH] Allow numeric and empty coordinates

Unconfigured routers are sending empty coordinates to recieve the trainstation data.

Signed-off-by: Robert Langhammer <rlanghammer@web.de>
---
 index.php | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 index.php

diff --git a/index.php b/index.php
new file mode 100644
index 0000000..56f0d74
--- /dev/null
+++ b/index.php
@@ -0,0 +1,19 @@
+<?php
+$lat = $_GET['lat'] ?? null;
+$lo = $_GET['long'] ?? null;
+$hoodid = $_GET['hoodid'] ?? null;
+
+if (empty($hoodid)) {
+        if (preg_match("/^[0-9.]*$/", $lat) and preg_match("/^[0-9.]*$/", $lo)) {
+                $hoodfile = shell_exec("./get_hood.sh $lat $lo");
+        }
+        else {
+                echo "coordinates not numeric! ";
+        }
+}
+else {
+	if ((!is_numeric($hoodid))) {exit("hoodid not numeric!");};
+	$hoodfile = shell_exec("./get_hoodid.sh $hoodid");
+}
+echo $hoodfile;
+?>