More Webhook API Changes

- Updated API Models with Fixes
- Updated Samples
- Additional Functional Tests

sample/doc/assets/behavior.js

@@ -1235,6 +1235,62 @@ f.event={add:function(a,c,d,e,g){var h,i,j,k,l,m,n,o,p,q,r,s;if(!(a.nodeType===3
       "depth": 1,
       "children": [
         {
+          "type": "file",
+          "data": {
+            "language": {
+              "nameMatchers": [{}, ".fbp"],
+              "pygmentsLexer": "php",
+              "singleLineComment": ["//"],
+              "ignorePrefix": "}",
+              "foldPrefix": "^",
+              "name": "PHP"
+            },
+            "sourcePath": "/Users/japatel/Documents/workspace/Server-SDK/PayPal-PHP-SDK/sample/notifications/CreateWebhook.php",
+            "projectPath": "notifications/CreateWebhook.php",
+            "targetPath": "notifications/CreateWebhook",
+            "pageTitle": "notifications/CreateWebhook",
+            "title": "CreateWebhook"
+          },
+          "depth": 2,
+          "outline": [
+            {
+              "type": "heading",
+              "data": {
+                "level": 1,
+                "title": "Create Webhook Sample",
+                "slug": "create-webhook-sample"
+              },
+              "depth": 1
+            }, {
+              "type": "heading",
+              "data": {
+                "level": 1,
+                "title": "Basic Information",
+                "slug": "basic-information"
+              },
+              "depth": 1
+            }, {
+              "type": "heading",
+              "data": {
+                "level": 1,
+                "title": "Event Types",
+                "slug": "event-types"
+              },
+              "depth": 1,
+              "children": [
+                {
+                  "type": "heading",
+                  "data": {
+                    "level": 3,
+                    "title": "Create Webhook",
+                    "slug": "create-webhook"
+                  },
+                  "depth": 3
+                }
+              ]
+            }
+          ]
+        }, {
           "type": "file",
           "data": {
             "language": {
@@ -1639,62 +1695,6 @@ f.event={add:function(a,c,d,e,g){var h,i,j,k,l,m,n,o,p,q,r,s;if(!(a.nodeType===3
               ]
             }
           ]
-        }, {
-          "type": "file",
-          "data": {
-            "language": {
-              "nameMatchers": [{}, ".fbp"],
-              "pygmentsLexer": "php",
-              "singleLineComment": ["//"],
-              "ignorePrefix": "}",
-              "foldPrefix": "^",
-              "name": "PHP"
-            },
-            "sourcePath": "/Users/japatel/Documents/workspace/Server-SDK/PayPal-PHP-SDK/sample/notifications/createWebhook.php",
-            "projectPath": "notifications/createWebhook.php",
-            "targetPath": "notifications/createWebhook",
-            "pageTitle": "notifications/createWebhook",
-            "title": "createWebhook"
-          },
-          "depth": 2,
-          "outline": [
-            {
-              "type": "heading",
-              "data": {
-                "level": 1,
-                "title": "Create Webhook Sample",
-                "slug": "create-webhook-sample"
-              },
-              "depth": 1
-            }, {
-              "type": "heading",
-              "data": {
-                "level": 1,
-                "title": "Basic Information",
-                "slug": "basic-information"
-              },
-              "depth": 1
-            }, {
-              "type": "heading",
-              "data": {
-                "level": 1,
-                "title": "Event Types",
-                "slug": "event-types"
-              },
-              "depth": 1,
-              "children": [
-                {
-                  "type": "heading",
-                  "data": {
-                    "level": 3,
-                    "title": "Create Webhook",
-                    "slug": "create-webhook"
-                  },
-                  "depth": 3
-                }
-              ]
-            }
-          ]
         }
       ]
     }, {

sample/doc/notifications/SearchWebhookEvents.html

@@ -5,15 +5,16 @@ API used: GET /v1/notifications/webhooks-events</p></div></div></div><div class=
 <h2 id="please-note">PLEASE NOTE:</h2>
 <p>Creating webhook is sample purposes only. In real scenario, you dont need to create a new webhook everytime you want to search
 for a webhook events. This is made in a sample just to make sure there is minimum of one webhook to listen to.</p></div></div><div class="code"><div class="wrapper"><span class="hljs-comment">/**<span class="hljs-phpdoc"> @var</span> \PayPal\Api\Webhook $webhook */</span>
-<span class="hljs-variable">$webhook</span> = <span class="hljs-keyword">require</span> <span class="hljs-string">'CreateWebhook.php'</span>;
+<span class="hljs-variable">$webhook</span> = <span class="hljs-keyword">require</span> <span class="hljs-keyword">__DIR__</span> . <span class="hljs-string">'/../bootstrap.php'</span>;
 
-<span class="hljs-variable">$params</span> = <span class="hljs-keyword">array</span>();</div></div></div><div class="segment"><div class="comments "><div class="wrapper"><h3 id="search-webhook-events">Search Webhook events</h3></div></div></div><div class="segment"><div class="code"><div class="wrapper"><span class="hljs-keyword">try</span> {
+<span class="hljs-variable">$params</span> = <span class="hljs-keyword">array</span>(</div></div></div><div class="segment"><div class="comments "><div class="wrapper"><p>&#39;start_time&#39;=&gt;&#39;2014-12-06T11:00:00Z&#39;,
+&#39;end_time&#39;=&gt;&#39;2014-12-12T11:00:00Z&#39;</p></div></div><div class="code"><div class="wrapper">);</div></div></div><div class="segment"><div class="comments "><div class="wrapper"><h3 id="search-webhook-events">Search Webhook events</h3></div></div></div><div class="segment"><div class="code"><div class="wrapper"><span class="hljs-keyword">try</span> {
     <span class="hljs-variable">$output</span> = \PayPal\Api\WebhookEvent::all(<span class="hljs-variable">$params</span>, <span class="hljs-variable">$apiContext</span>);
 } <span class="hljs-keyword">catch</span> (<span class="hljs-keyword">Exception</span> <span class="hljs-variable">$ex</span>) {
-    ResultPrinter::printError(<span class="hljs-string">"Search Webhook events"</span>, <span class="hljs-string">"WebhookEventList"</span>, <span class="hljs-keyword">null</span>, <span class="hljs-variable">$webhookId</span>, <span class="hljs-variable">$ex</span>);
+    ResultPrinter::printError(<span class="hljs-string">"Search Webhook events"</span>, <span class="hljs-string">"WebhookEventList"</span>, <span class="hljs-keyword">null</span>, <span class="hljs-keyword">null</span>, <span class="hljs-variable">$ex</span>);
     <span class="hljs-keyword">exit</span>(<span class="hljs-number">1</span>);
 }
 
-ResultPrinter::printResult(<span class="hljs-string">"Search Webhook events"</span>, <span class="hljs-string">"WebhookEventList"</span>, <span class="hljs-variable">$webhook</span>-&gt;getId(), <span class="hljs-variable">$params</span>, <span class="hljs-variable">$output</span>);
+ResultPrinter::printResult(<span class="hljs-string">"Search Webhook events"</span>, <span class="hljs-string">"WebhookEventList"</span>, <span class="hljs-keyword">null</span>, <span class="hljs-variable">$params</span>, <span class="hljs-variable">$output</span>);
 
 <span class="hljs-keyword">return</span> <span class="hljs-variable">$output</span>;</div></div></div></div></body></html>

sample/doc/notifications/createWebhook.html

@@ -1,4 +1,4 @@
-<!DOCTYPE html><html lang="en"><head><title>notifications/createWebhook</title></head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0"><meta name="groc-relative-root" content="../"><meta name="groc-document-path" content="notifications/createWebhook"><meta name="groc-project-path" content="notifications/createWebhook.php"><link rel="stylesheet" type="text/css" media="all" href="../assets/style.css"><script type="text/javascript" src="../assets/behavior.js"></script><body><div id="meta"><div class="file-path">notifications/createWebhook.php</div></div><div id="document"><div class="segment"><div class="code"><div class="wrapper"><span class="hljs-preprocessor">&lt;?php</span></div></div></div><div class="segment"><div class="comments "><div class="wrapper"><h1 id="create-webhook-sample">Create Webhook Sample</h1>
+<!DOCTYPE html><html lang="en"><head><title>notifications/CreateWebhook</title></head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0"><meta name="groc-relative-root" content="../"><meta name="groc-document-path" content="notifications/CreateWebhook"><meta name="groc-project-path" content="notifications/CreateWebhook.php"><link rel="stylesheet" type="text/css" media="all" href="../assets/style.css"><script type="text/javascript" src="../assets/behavior.js"></script><body><div id="meta"><div class="file-path">notifications/CreateWebhook.php</div></div><div id="document"><div class="segment"><div class="code"><div class="wrapper"><span class="hljs-preprocessor">&lt;?php</span></div></div></div><div class="segment"><div class="comments "><div class="wrapper"><h1 id="create-webhook-sample">Create Webhook Sample</h1>
 <p>This sample code demonstrate how you can create a webhook, as documented here at:
 <a href="https://developer.paypal.com/webapps/developer/docs/api/#create-a-webhook">https://developer.paypal.com/webapps/developer/docs/api/#create-a-webhook</a>
 API used: POST /v1/notifications/webhooks</p></div></div><div class="code"><div class="wrapper"><span class="hljs-keyword">require</span> <span class="hljs-keyword">__DIR__</span> . <span class="hljs-string">'/../bootstrap.php'</span>;</div></div></div><div class="segment"><div class="comments "><div class="wrapper"><p>Create a new instance of Webhook object</p></div></div><div class="code"><div class="wrapper"><span class="hljs-variable">$webhook</span> = <span class="hljs-keyword">new</span> \PayPal\Api\Webhook();</div></div></div><div class="segment"><div class="comments "><div class="wrapper"><h1 id="basic-information">Basic Information</h1>

sample/doc/payments/CreatePaymentUsingPayPal.html

@@ -54,7 +54,7 @@ payment approval/ cancellation.</p></div></div><div class="code"><div class="wra
     -&gt;setCancelUrl(<span class="hljs-string">"$baseUrl/ExecutePayment.php?success=false"</span>);</div></div></div><div class="segment"><div class="comments "><div class="wrapper"><h3 id="payment">Payment</h3>
 <p>A Payment Resource; create one using
 the above types and intent set to &#39;sale&#39;</p></div></div><div class="code"><div class="wrapper"><span class="hljs-variable">$payment</span> = <span class="hljs-keyword">new</span> Payment();
-<span class="hljs-variable">$payment</span>-&gt;setIntent(<span class="hljs-string">"sale"</span>)
+<span class="hljs-variable">$payment</span>-&gt;setIntent(<span class="hljs-string">"authorize"</span>)
     -&gt;setPayer(<span class="hljs-variable">$payer</span>)
     -&gt;setRedirectUrls(<span class="hljs-variable">$redirectUrls</span>)
     -&gt;setTransactions(<span class="hljs-keyword">array</span>(<span class="hljs-variable">$transaction</span>));</div></div></div><div class="segment"><div class="comments "><div class="wrapper"><p>For Sample Purposes Only.</p></div></div><div class="code"><div class="wrapper"><span class="hljs-variable">$request</span> = <span class="hljs-keyword">clone</span> <span class="hljs-variable">$payment</span>;</div></div></div><div class="segment"><div class="comments "><div class="wrapper"><h3 id="create-payment">Create Payment</h3>

sample/index.php

@@ -137,7 +137,7 @@ if (PHP_SAPI == 'cli') {
         <![endif]-->
     </head>
 
-    <body data-spy="scroll" data-target="#leftNavigation" data-offset="0" class="scrollspy-example">
+    <body data-spy="scroll" data-target="#leftNavigation" data-offset="10" class="scrollspy-example">
     <!-- Main component for a primary marketing message or call to action -->
     <div class="jumbotron">
         <div class="container-fluid">
@@ -188,6 +188,7 @@ if (PHP_SAPI == 'cli') {
                 <li><a href="#billing">Billing Plan & Agreements</a></li>
                 <li><a href="#vault">Vault</a></li>
                 <li><a href="#experience">Payment Experience</a></li>
+                <li><a href="#notifications">Notifications</a></li>
                 <li><a href="#invoice">Invoice</a></li>
                 <li><a href="#identity">Identity (LIPP)</a></li>
             </ul>
@@ -249,7 +250,7 @@ if (PHP_SAPI == 'cli') {
                         <a href="payments/CreatePaymentUsingSavedCard.php"
                            class="btn btn-primary pull-left execute">
                             Try It <i class="fa fa-play-circle-o"></i></a>
-                        <a href="doc/payments/CreatePayment.html" class="btn btn-default pull-right">Source <i
+                        <a href="doc/payments/CreatePaymentUsingSavedCard.html" class="btn btn-default pull-right">Source <i
                                 class="fa fa-file-code-o"></i></a>
                     </div>
                 </div>
@@ -275,7 +276,7 @@ if (PHP_SAPI == 'cli') {
                     <div class="col-md-4">
                         <a href="payments/GetPayment.php" class="btn btn-primary pull-left execute"> Try It <i
                                 class="fa fa-play-circle-o"></i></a>
-                        <a href="doc/payments/CreatePayment.html" class="btn btn-default pull-right">Source <i
+                        <a href="doc/payments/GetPayment.html" class="btn btn-default pull-right">Source <i
                                 class="fa fa-file-code-o"></i></a>
                     </div>
                 </div>
@@ -286,7 +287,7 @@ if (PHP_SAPI == 'cli') {
                     <div class="col-md-4">
                         <a href="payments/ListPayments.php" class="btn btn-primary pull-left execute"> Try It <i
                                 class="fa fa-play-circle-o"></i></a>
-                        <a href="doc/payments/CreatePayment.html" class="btn btn-default pull-right">Source <i
+                        <a href="doc/payments/ListPayments.html" class="btn btn-default pull-right">Source <i
                                 class="fa fa-file-code-o"></i></a>
                     </div>
                 </div>
@@ -754,6 +755,111 @@ if (PHP_SAPI == 'cli') {
         </ul>
     </div>
 
+    <div class="panel panel-primary">
+        <div class="panel-heading">
+            <h3 id="notifications" class="panel-title"><a
+                    href="https://developer.paypal.com/webapps/developer/docs/api/#notifications"
+                    target="_blank">Notifications</a></h3>
+        </div>
+        <!-- List group -->
+        <ul class="list-group">
+            <li class="list-group-item">
+                <div class="row">
+                    <div class="col-md-8"><h5>Get a reference list of webhook event types</h5></div>
+                    <div class="col-md-4">
+                        <a href="notifications/WebhookEventTypesList.php" class="btn btn-primary pull-left execute"> Try It
+                            <i
+                                class="fa fa-play-circle-o"></i></a>
+                        <a href="doc/notifications/WebhookEventTypesList.html" class="btn btn-default pull-right">Source <i
+                                class="fa fa-file-code-o"></i></a>
+                    </div>
+                </div>
+            </li>
+            <li class="list-group-item">
+                <div class="row">
+                    <div class="col-md-8"><h5>Create a webhook</h5></div>
+                    <div class="col-md-4">
+                        <a href="notifications/CreateWebhook.php" class="btn btn-primary pull-left execute"> Try It
+                            <i
+                                class="fa fa-play-circle-o"></i></a>
+                        <a href="doc/notifications/CreateWebhook.html" class="btn btn-default pull-right">Source <i
+                                class="fa fa-file-code-o"></i></a>
+                    </div>
+                </div>
+            </li>
+            <li class="list-group-item">
+                <div class="row">
+                    <div class="col-md-8"><h5>Get a webhook</h5></div>
+                    <div class="col-md-4">
+                        <a href="notifications/GetWebhook.php" class="btn btn-primary pull-left execute"> Try It
+                            <i
+                                class="fa fa-play-circle-o"></i></a>
+                        <a href="doc/payments/GetAuthorization.html" class="btn btn-default pull-right">Source <i
+                                class="fa fa-file-code-o"></i></a>
+                    </div>
+                </div>
+            </li>
+            <li class="list-group-item">
+                <div class="row">
+                    <div class="col-md-8"><h5>List subscribed webhook event types</h5></div>
+                    <div class="col-md-4">
+                        <a href="notifications/ListSubscribedWebhookEventTypes.php" class="btn btn-primary pull-left execute"> Try It <i
+                                class="fa fa-play-circle-o"></i></a>
+                        <a href="doc/payments/GetCapture.html" class="btn btn-default pull-right">Source <i
+                                class="fa fa-file-code-o"></i></a>
+                    </div>
+                </div>
+            </li>
+            <li class="list-group-item">
+                <div class="row">
+                    <div class="col-md-8"><h5>List all webhooks</h5></div>
+                    <div class="col-md-4">
+                        <a href="notifications/ListWebhooks.php" class="btn btn-primary pull-left execute">
+                            Try It <i
+                                class="fa fa-play-circle-o"></i></a>
+                        <a href="doc/payments/AuthorizationCapture.html" class="btn btn-default pull-right">Source
+                            <i
+                                class="fa fa-file-code-o"></i></a>
+                    </div>
+                </div>
+            </li>
+            <li class="list-group-item">
+                <div class="row">
+                    <div class="col-md-8"><h5>Update a webhook</h5></div>
+                    <div class="col-md-4">
+                        <a href="notifications/UpdateWebhook.php" class="btn btn-primary pull-left execute"> Try It
+                            <i
+                                class="fa fa-play-circle-o"></i></a>
+                        <a href="doc/payments/VoidAuthorization.html" class="btn btn-default pull-right">Source <i
+                                class="fa fa-file-code-o"></i></a>
+                    </div>
+                </div>
+            </li>
+            <li class="list-group-item">
+                <div class="row">
+                    <div class="col-md-8"><h5>Delete a webhook</h5></div>
+                    <div class="col-md-4">
+                        <a href="notifications/DeleteWebhook.php" class="btn btn-primary pull-left execute"> Try It <i
+                                class="fa fa-play-circle-o"></i></a>
+                        <a href="doc/payments/Reauthorization.html" class="btn btn-default pull-right">Source <i
+                                class="fa fa-file-code-o"></i></a>
+                    </div>
+                </div>
+            </li>
+            <li class="list-group-item">
+                <div class="row">
+                    <div class="col-md-8"><h5>Search webhook events</h5></div>
+                    <div class="col-md-4">
+                        <a href="notifications/SearchWebhookEvents.php" class="btn btn-primary pull-left execute"> Try It <i
+                                class="fa fa-play-circle-o"></i></a>
+                        <a href="doc/payments/RefundCapture.html" class="btn btn-default pull-right">Source <i
+                                class="fa fa-file-code-o"></i></a>
+                    </div>
+                </div>
+            </li>
+        </ul>
+    </div>
+
     <div class="panel panel-primary">
         <div class="panel-heading">
             <h3 id="invoice" class="panel-title"><a

sample/notifications/DeleteAllWebhooks.php

@@ -0,0 +1,24 @@
+<?php
+
+// # Delete All Webhook Sample
+// This is a sample helper method, to delete all existing webhooks, because of limited number of webhooks that are allowed per app.
+// To properly use the sample, change the clientId and Secret from bootstrap.php file with your own app ClientId and Secret.
+
+// ## Get Webhook Instance
+
+/** @var \PayPal\Api\WebhookList $webhookList */
+$webhookList = require 'ListWebhooks.php';
+
+// ### Delete Webhook
+try {
+    foreach ($webhookList->getWebhooks() as $webhook) {
+        $webhook->delete($apiContext);
+    }
+} catch (Exception $ex) {
+    ResultPrinter::printError("Deleted all Webhooks", "WebhookList", null, null, $ex);
+    exit(1);
+}
+
+ResultPrinter::printResult("Delete all Webhook, as it may have exceed the maximum count.", "WebhookList", null, null, null);
+
+return $output;

sample/notifications/DeleteWebhook.php

@@ -0,0 +1,25 @@
+<?php
+
+// # Delete Webhook Sample
+//
+// This sample code demonstrate how to use this call to search for all webhook events., as documented here at:
+// https://developer.paypal.com/docs/api/#delete-a-webhook
+// API used: DELETE v1/notifications/webhooks/<Webhook-Id>
+
+// ## Get Webhook Instance
+
+/** @var \PayPal\Api\Webhook $webhook */
+$webhook = require 'CreateWebhook.php';
+
+
+// ### Delete Webhook
+try {
+    $output = $webhook->delete($apiContext);
+} catch (Exception $ex) {
+    ResultPrinter::printError("Delete a Webhook", "Webhook", null, $webhookId, $ex);
+    exit(1);
+}
+
+ResultPrinter::printResult("Delete a Webhook", "Webhook", $webhook->getId(), null, null);
+
+return $output;

sample/notifications/GetWebhook.php

@@ -0,0 +1,26 @@
+<?php
+
+// # Get Webhook Sample
+//
+// This sample code demonstrate how you can get a webhook, as documented here at:
+// https://developer.paypal.com/webapps/developer/docs/api/#get-a-webhook
+// API used: GET /v1/notifications/webhooks/<Webhook-Id>
+
+// ## Get Webhook ID.
+// In samples we are using CreateWebhook.php sample to get the created instance of webhook.
+// However, in real case scenario, we could use just the ID from database or retrieved from the form.
+/** @var \PayPal\Api\Webhook $webhook */
+$webhook = require 'CreateWebhook.php';
+$webhookId = $webhook->getId();
+
+// ### Get Webhook
+try {
+    $output = \PayPal\Api\Webhook::get($webhookId, $apiContext);
+} catch (Exception $ex) {
+    ResultPrinter::printError("Get a Webhook", "Webhook", null, $webhookId, $ex);
+    exit(1);
+}
+
+ResultPrinter::printResult("Get a Webhook", "Webhook", $output->getId(), null, $output);
+
+return $output;

sample/notifications/ListSubscribedWebhookEventTypes.php

@@ -0,0 +1,26 @@
+<?php
+
+// # Get Webhook Sample
+//
+// This sample code demonstrate how you can get a webhook, as documented here at:
+// https://developer.paypal.com/webapps/developer/docs/api/#get-a-webhook
+// API used: GET /v1/notifications/webhooks/<Webhook-Id>
+
+// ## List Subscribed Event Types
+// Use this call to retrieve the list of events types that are subscribed to a webhook.
+
+/** @var \PayPal\Api\Webhook $webhook */
+$webhook = require 'CreateWebhook.php';
+$webhookId = $webhook->getId();
+
+// ### Get List of Subscribed Event Types
+try {
+    $output = \PayPal\Api\WebhookEventType::subscribedEventTypes($webhookId, $apiContext);
+} catch (Exception $ex) {
+    ResultPrinter::printError("List subscribed webhook event types", "WebhookEventTypeList", null, $webhookId, $ex);
+    exit(1);
+}
+
+ResultPrinter::printResult("List subscribed webhook event types", "WebhookEventTypeList",null, null, $output);
+
+return $output;

sample/notifications/ListWebhooks.php

@@ -0,0 +1,27 @@
+<?php
+
+// # Get All Webhooks Sample
+//
+// Use this call to list all the webhooks, as documented here at:
+// https://developer.paypal.com/webapps/developer/docs/api/#list-all-webhooks
+// API used: GET /v1/notifications/webhooks
+
+// ## List Webhooks
+
+// This step is not necessarily required. We are creating a webhook for sample purpose only, so that we would not
+// get an empty list at any point.
+// In real case, you dont need to create any webhook to make this API call.
+/** @var \PayPal\Api\Webhook $webhook */
+$webhook = require_once __DIR__ . '/../bootstrap.php';
+
+// ### Get List of All Webhooks
+try {
+    $output = \PayPal\Api\Webhook::getAll($apiContext);
+} catch (Exception $ex) {
+    ResultPrinter::printError("List all webhooks", "WebhookList", null, $webhookId, $ex);
+    exit(1);
+}
+
+ResultPrinter::printResult("List all webhooks", "WebhookList",null, null, $output);
+
+return $output;

sample/notifications/SearchWebhookEvents.php

@@ -0,0 +1,31 @@
+<?php
+
+// # Search Webhook Events Sample
+//
+// This sample code demonstrate how to use this call to search for all webhook events., as documented here at:
+// https://developer.paypal.com/docs/api/#search-webhook-events
+// API used: GET /v1/notifications/webhooks-events
+
+// ## Get Webhook Instance
+// ## PLEASE NOTE:
+// Creating webhook is sample purposes only. In real scenario, you dont need to create a new webhook everytime you want to search
+// for a webhook events. This is made in a sample just to make sure there is minimum of one webhook to listen to.
+/** @var \PayPal\Api\Webhook $webhook */
+$webhook = require __DIR__ . '/../bootstrap.php';
+
+$params = array(
+   // 'start_time'=>'2014-12-06T11:00:00Z',
+   // 'end_time'=>'2014-12-12T11:00:00Z'
+);
+
+// ### Search Webhook events
+try {
+    $output = \PayPal\Api\WebhookEvent::all($params, $apiContext);
+} catch (Exception $ex) {
+    ResultPrinter::printError("Search Webhook events", "WebhookEventList", null, null, $ex);
+    exit(1);
+}
+
+ResultPrinter::printResult("Search Webhook events", "WebhookEventList", null, $params, $output);
+
+return $output;

sample/notifications/UpdateWebhook.php

@@ -0,0 +1,55 @@
+<?php
+
+// # Update Webhook Sample
+//
+// This sample code demonstrate how to use this call to update a webhook; supports the replace operation only, as documented here at:
+// https://developer.paypal.com/webapps/developer/docs/api/#update-a-webhook
+// API used: PATCH v1/notifications/webhooks/<Webhook-Id>
+
+// ## Get Webhook ID.
+// In samples we are using CreateWebhook.php sample to get the created instance of webhook.
+// However, in real case scenario, we could use just the ID from database or use an already existing webhook.
+/** @var \PayPal\Api\Webhook $webhook */
+$webhook = require 'CreateWebhook.php';
+// Updating the webhook as per given request
+//
+//      [
+//         {
+//             "op":"replace",
+//            "path":"/url",
+//            "value":"https://requestb.in/10ujt3c1"
+//         },
+//         {
+//             "op":"replace",
+//            "path":"/event_types",
+//            "value":[
+//               {
+//                   "name":"PAYMENT.SALE.REFUNDED"
+//               }
+//            ]
+//         }
+//      ]
+$patch = new \PayPal\Api\Patch();
+$patch->setOp("replace")
+    ->setPath("/url")
+    ->setValue("https://requestb.in/10ujt3c1?uniqid=". uniqid());
+
+$patch2 = new \PayPal\Api\Patch();
+$patch2->setOp("replace")
+    ->setPath("/event_types")
+    ->setValue(json_decode('[{"name":"PAYMENT.SALE.REFUNDED"}]'));
+
+$patchRequest = new \PayPal\Api\PatchRequest();
+$patchRequest->addPatch($patch)->addPatch($patch2);
+
+// ### Get Webhook
+try {
+    $output = $webhook->update($patchRequest, $apiContext);
+} catch (Exception $ex) {
+    ResultPrinter::printError("Updated a Webhook", "Webhook", null, $patchRequest, $ex);
+    exit(1);
+}
+
+ResultPrinter::printResult("Updated a Webhook", "Webhook", $output->getId(), $patchRequest, $output);
+
+return $output;

sample/notifications/WebhookEventTypesList.php

@@ -0,0 +1,21 @@
+<?php
+
+// # Get Reference List of all Webhook Event Types
+//
+// This sample code demonstrate how you can get reference list of all webhook event types, as documented here at:
+// https://developer.paypal.com/webapps/developer/docs/api/#get-a-reference-list-of-webhook-event-types
+// API used: GET /v1/notifications/webhooks-event-types
+
+$apiContext = require __DIR__ . '/../bootstrap.php';
+
+// ### Get List of all Webhook event types
+try {
+    $output = \PayPal\Api\WebhookEventType::availableEventTypes($apiContext);
+} catch (Exception $ex) {
+    ResultPrinter::printError("Get List of All Webhook Event Types", "WebhookEventTypeList", null, null, $ex);
+    exit(1);
+}
+
+ResultPrinter::printResult("Get List of All Webhook Event Types", "WebhookEventTypeList", null, null, $output);
+
+return $output;

sample/notifications/createWebhook.php

@@ -0,0 +1,77 @@
+<?php
+
+// # Create Webhook Sample
+//
+// This sample code demonstrate how you can create a webhook, as documented here at:
+// https://developer.paypal.com/webapps/developer/docs/api/#create-a-webhook
+// API used: POST /v1/notifications/webhooks
+
+require __DIR__ . '/../bootstrap.php';
+
+// Create a new instance of Webhook object
+$webhook = new \PayPal\Api\Webhook();
+
+// # Basic Information
+//     {
+//         "url":"https://requestb.in/10ujt3c1",
+//         "event_types":[
+//            {
+//                "name":"PAYMENT.AUTHORIZATION.CREATED"
+//            },
+//            {
+//                "name":"PAYMENT.AUTHORIZATION.VOIDED"
+//            }
+//         ]
+//      }
+// Fill up the basic information that is required for the webhook
+// The URL should be actually accessible over the internet. Having a localhost here would not work.
+$webhook->setUrl("https://requestb.in/10ujt3c1?uniqid=" . uniqid());
+
+// # Event Types
+// Event types correspond to what kind of notifications you want to receive on the given URL.
+$webhookEventTypes = array();
+$webhookEventTypes[] = new \PayPal\Api\WebhookEventType(
+    '{
+        "name":"PAYMENT.AUTHORIZATION.CREATED"
+    }'
+);
+$webhookEventTypes[] = new \PayPal\Api\WebhookEventType(
+    '{
+        "name":"PAYMENT.AUTHORIZATION.VOIDED"
+    }'
+);
+$webhook->setEventTypes($webhookEventTypes);
+
+// For Sample Purposes Only.
+$request = clone $webhook;
+
+// ### Create Webhook
+try {
+    $output = $webhook->create($apiContext);
+} catch (Exception $ex) {
+    // ^ Ignore workflow code segment
+    if ($ex instanceof \PayPal\Exception\PPConnectionException) {
+        $data = $ex->getData();
+        ResultPrinter::printError("Created Webhook Failed. Checking if it is Webhook Number Limit Exceeded. Trying to delete all existing webhooks", "Webhook", "Please Use <a style='color: red;' href='DeleteAllWebhooks.php' >Delete All Webhooks</a> Sample to delete all existing webhooks in sample", $request, $ex);
+        if (strpos($data,'WEBHOOK_NUMBER_LIMIT_EXCEEDED') !== false) {
+            require 'DeleteAllWebhooks.php';
+            try {
+                $output = $webhook->create($apiContext);
+            } catch (Exception $ex) {
+                ResultPrinter::printError("Created Webhook", "Webhook", null, $request, $ex);
+                exit(1);
+            }
+        } else {
+            ResultPrinter::printError("Created Webhook", "Webhook", null, $request, $ex);
+            exit(1);
+        }
+    } else {
+        ResultPrinter::printError("Created Webhook", "Webhook", null, $request, $ex);
+        exit(1);
+    }
+    // Print Success Result
+}
+
+ResultPrinter::printResult("Created Webhook", "Webhook", $output->getId(), $request, $output);
+
+return $output;

sample/payments/CreatePaymentUsingPayPal.php

@@ -79,7 +79,7 @@ $redirectUrls->setReturnUrl("$baseUrl/ExecutePayment.php?success=true")
 // A Payment Resource; create one using
 // the above types and intent set to 'sale'
 $payment = new Payment();
-$payment->setIntent("sale")
+$payment->setIntent("authorize")
     ->setPayer($payer)
     ->setRedirectUrls($redirectUrls)
     ->setTransactions(array($transaction));

sample/payments/ExecutePayment.php

@@ -39,6 +39,18 @@ if (isset($_GET['success']) && $_GET['success'] == 'true') {
 
     ResultPrinter::printResult("Executed Payment", "Payment", $payment->getId(), $execution, $result);
 
+    try {
+        $payment = Payment::get($paymentId, $apiContext);
+    } catch (Exception $ex) {
+        ResultPrinter::printError("Get Payment", "Payment", null, null, $ex);
+        exit(1);
+    }
+
+    ResultPrinter::printResult("Get Payment", "Payment", $payment->getId(), null, $payment);
+
+    return $payment;
+
+
 } else {
     ResultPrinter::printResult("User Cancelled the Approval", null);
 }