Add example for PHP package

Author: ocvirksimon

.gitignore

@@ -0,0 +1,12 @@
+./vendor/
+
+# Commit your application's lock file https://getcomposer.org/doc/01-basic-usage.md#commit-your-composer-lock-file-to-version-control
+# You may choose to ignore a library lock file http://getcomposer.org/doc/02-libraries.md#lock-file
+# composer.lock
+
+# php-cs-fixer cache
+.php_cs.cache
+.php-cs-fixer.cache
+
+# PHPUnit cache
+.phpunit.result.cache

composer.json

@@ -32,7 +32,7 @@
         "friendsofphp/php-cs-fixer": "^3.5"
     },
     "autoload": {
-        "psr-4": { "Databox\\" : "src/" }
+        "psr-4": { "Databox\\" : "src/lib" }
     },
     "autoload-dev": {
         "psr-4": { "Databox\\Test\\" : "src/test" }

src/examples/pushData/PushData.php

@@ -0,0 +1,46 @@
+<?php
+
+require_once __DIR__ . '/../../../vendor/autoload.php';
+
+use Databox\Api\DefaultApi;
+use Databox\ApiException;
+use Databox\Configuration;
+use Databox\Model\PushData as DataboxPushData;
+use GuzzleHttp\Client;
+
+execute();
+
+function execute()
+{
+    // Configure HTTP basic authorization: basicAuth
+    $config = Configuration::getDefaultConfiguration()
+        ->setHost('https://push.databox.com')
+        ->setUsername('<CUSTOM_DATA_TOKEN>')
+        ->setUserAgent('databox-designer-pushdata/2.0');
+
+    $headers = [
+        'Content-Type' => 'application/json',
+        'Accept'       => 'application/vnd.databox.v2+json'
+    ];
+
+    $apiInstance = new DefaultApi(
+    // If you want use custom http client, pass your client which implements `GuzzleHttp\ClientInterface`.
+    // This is optional, `GuzzleHttp\Client` will be used as default.
+        new Client(['headers' => $headers]),
+        $config
+    );
+
+    $pushData = (new DataboxPushData())
+        ->setKey('<METRIC_KEY_NAME>') // for e.g. sessions
+        ->setValue(125)
+        ->setDate('2017-01-01T00:00:00Z') // Date in ISO8601 format
+        ->setUnit('<UNIT>') // for e.g. $
+        ->setAttributes(['<DIMENSION_VALUE>']); // for e.g. ['US']
+
+    try {
+        $apiInstance->dataPost([$pushData]);
+        echo "Successfully pushed data to Databox";
+    } catch (ApiException $e) {
+        echo 'Exception when calling DefaultApi->dataPost: ' . $e->getMessage() . PHP_EOL . $e->getResponseBody() . PHP_EOL;
+    }
+}