Added code to wait for location to be retrieved before allowing user to submit, and hid the radius drop-down if geo-location wasn't checked

index.js

@@ -1,16 +1,55 @@
 // const submit = document.getElementById("button");
-// submit.addEventListener('click', validate);
-
 mycheckbox = document.getElementById("restricted");
 mycheckbox.addEventListener('change',checkboxCallback);
+window.onload = function() {
+    if (mycheckbox.checked) {
+        document.getElementById("radiusLabel").hidden = false;
+        document.getElementById("mandatory-radius").hidden = false;
+        var radiusSelect = document.getElementById("radiusSelect");
+        radiusSelect.hidden = false;
+        radiusSelect.required = true;
+    }
+}
 
+var lat = document.getElementById("latitude");
+lat.setValue = function(newValue) {
+    this.value = newValue;
+    valueReceived();
+}
+
+function valueReceived() {
+    let load = document.getElementById("loadingText");
+    load.innerHTML = "Location retrieved";
+    load.style.color = "green";
+
+}
+function valueRequested() {
+    let load = document.getElementById("loadingText");
+    load.innerHTML = "Location requested. Please wait...";
+    load.style.color = "red";
+
+}
 function checkboxCallback(event) {
+    const radiusLabel = document.getElementById("radiusLabel");
+    const radiusSelect = document.getElementById("radiusSelect");
+    const mandatoryRadius = document.getElementById("mandatory-radius");
     if (event.currentTarget.checked) {
+        radiusLabel.hidden = false;
+        mandatoryRadius.hidden = false;
+        radiusSelect.hidden = false;
+        radiusSelect.required = true;
+        valueRequested();
         getLocation();
+    } else {
+        radiusLabel.hidden = true;
+        mandatoryRadius.hidden = true;
+        radiusSelect.hidden = true;
+        radiusSelect.required = false;
     }
 }
 
 function getLocation() {
+    console.log("GeoLocation");
     if (navigator.geolocation) {
         navigator.geolocation.getCurrentPosition(showPosition);
     } else {
@@ -19,16 +58,27 @@ function getLocation() {
 }
 
 function showPosition(position) {
+    console.log("Gotten positions");
     console.log(position.coords.latitude);
     console.log(position.coords.longitude);
 
-	document.getElementById("latitude").value = position.coords.latitude;
+    document.getElementById("latitude").setValue(position.coords.latitude);
     document.getElementById("longitude").value = position.coords.longitude;
+    console.log("done");
 }
 
-
-function validate() {
+// submit.addEventListener('click', validate);
+    function validate() {
         //e.preventDefault();
+        const checked = document.getElementById("restricted");
+        if (checked.checked) {
+            const lat = document.getElementById("latitude");
+            const long = document.getElementById("longitude");
+            if (lat.value === "" || long.value === "") {
+                /* wait */
+                return false
+            }
+        }
 
         const url = document.getElementById("URL");
         let glink = document.getElementById("GLink");
@@ -71,8 +121,6 @@ function validate() {
             var result = window.confirm("You have left the glink field blank. A random one will be generated for you.");
             if (result === false) {
                 return false;
-            } else {
-                glinkStr = getRandomGLink();
             }
         }
 

redirect.php

@@ -15,7 +15,7 @@
 		$keyspace = 'glink';
 		$session = $cluster->connect($keyspace);
 
-		$statement = $session->prepare('SELECT url FROM data WHERE shortlink=? ALLOW FILTERING;');
+		$statement = $session->prepare('SELECT url,is_geo FROM data WHERE shortlink=? ALLOW FILTERING;');
 		$result = $session->execute($statement,array('arguments' => array($uri)));
 
 		if ($result->count() == 0) {
@@ -27,8 +27,14 @@
 			if (is_null($row)) {
 				printf('The given GLink was invalid, and doesn\'t point to a specific web page.');
 				exit;
+			} else {
+				if ($row['is_geo'] == true) {
+					header("Location: https://glink.zip/reqloc.html");
+					exit;
 				} else {
 					header("Location: " . $row['url']);
+					exit;
+				}
 			}
 		}
 	}

result.php

@@ -28,13 +28,29 @@ function gen_rand_shortlink($len) {
 
 
 ini_set('display_errors', 1);
-use Casssandra;
 
 $cluster = Cassandra::cluster()->withPersistentSessions(true)->build();
 $keyspace = 'glink';
 $session = $cluster->connect($keyspace);
 
 $url = $_GET["url"];
+
+if (isset($_GET["restricted"])) {
+	$is_geo = 1;
+} else {
+	$is_geo = 0;
+}
+
+if ($is_geo == 1) {
+	$radius = $_GET["radius"];
+
+	$latitude = $_GET["latitude"];
+	$latitude = doubleval($latitude);
+
+	$longitude = $_GET["longitude"];
+	$longitude = doubleval($longitude);
+}
+
 $matches = preg_match('/^http(s)*:\\/\\/[a-zA-Z0-9\\-]+(\\.[a-zA-Z0-9\\-]+)+$/',$url);
 if (($matches == 0) || ($matches == false)) {
 	printf("The URL entered was invalid. Please try again.");
@@ -78,8 +94,15 @@ if ($result->count() != 0) {
 
 $rand_num = rand(0,99999999);
 
-$statement = $session->prepare('INSERT INTO data (id, url, shortlink, when_created) VALUES (?,?,?,toTimestamp(now())) USING TTL 20');
-$result = $session->execute($statement,array('arguments' => array($rand_num,$url,$shortlink)));
+$statement = $session->prepare('INSERT INTO data (id, url, shortlink, is_geo, radius, latitude, longitude, when_created) VALUES (?,?,?,?,?,?,?,toTimestamp(now())) USING TTL 20');
+
+if ($is_geo == 1) {
+	$options = array($rand_num,$url,$shortlink,boolval($is_geo),intval($radius), $latitude, $longitude);
+} else {
+	$options = array($rand_num,$url,$shortlink,boolval($is_geo),null,null,null);
+}
+
+$result = $session->execute($statement,array('arguments' => $options));
 
 //$stringRepresentation= json_encode($result[0]);