Add engine-based HTTP example as well

Author: veewee

examples/calc.php examples/calc-encode.phpexamples/calc.php renamed to examples/calc-encode.php

@@ -43,7 +43,3 @@
 $decoded = $driver->decode('Add', $response);
 
 var_dump($decoded);
-
-
-
-

examples/calc-http.php

@@ -0,0 +1,30 @@
+<?php
+
+require_once dirname(__DIR__) . '/vendor/autoload.php';
+
+use GuzzleHttp\Client;
+use Soap\Encoding\Driver;
+use Soap\Engine\SimpleEngine;
+use Soap\Psr18Transport\Psr18Transport;
+use Soap\Wsdl\Loader\StreamWrapperLoader;
+use Soap\WsdlReader\Wsdl1Reader;
+
+$wsdlLocation = 'https://ecs.syr.edu/faculty/fawcett/Handouts/cse775/code/calcWebService/Calc.asmx?wsdl';
+
+$engine = new SimpleEngine(
+    Driver::createFromWsdl1((new Wsdl1Reader(new StreamWrapperLoader()))($wsdlLocation)),
+    Psr18Transport::createForClient(
+        new Client([
+            'headers' => [
+                'User-Agent' => 'testing/1.0',
+            ],
+        ])
+    )
+);
+
+var_dump($engine->request('Add', [
+    (object)[
+        'a' => 1,
+        'b' => 2
+    ]
+]));