commit existing workshops

workshop4/converter.php

@@ -0,0 +1,18 @@
+<?php
+
+$view = new stdClass();
+$view->pageTitle = 'Converter';
+require_once('Models/Converter.php');
+
+if(isset($_POST['submit'])) {
+    $converter = new Converter($_POST['number'],$_POST['fromUnit'],$_POST['toUnit']);
+    $value = $converter->convert();
+    if (!$value) {
+        $view->value = "Invalid Number";
+    }
+    else {
+        $view->result = $_POST['number'] . ' ' . $_POST['fromUnit'] . ' is ' . $value . ' ' . $_POST['toUnit'] . '.';
+    }
+}
+
+require_once('Views/converter.phtml');