From 47e32c990e372c9f83f897b2bf0fcd5b213e7986 Mon Sep 17 00:00:00 2001
From: Armino Popp <devel@boioiong.com>
Date: Mon, 20 Jan 2020 12:55:05 +0200
Subject: [PATCH 1/5] Added Paypal OAuth provider

---
 app/config/providers.php | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/app/config/providers.php b/app/config/providers.php
index c6bc9b203..863d880d6 100644
--- a/app/config/providers.php
+++ b/app/config/providers.php
@@ -127,6 +127,12 @@ return [
         'enabled' => false,
         'mock' => false
     ],
+    'paypal' => [
+        'developers' => 'https://developer.paypal.com/docs/api/overview/',
+        'icon' => 'icon-paypal',
+        'enabled' => true,
+        'mock' => false
+    ],
     // Keep Last
     'mock' => [
         'developers' => 'https://appwrite.io',

From 3b1bd4578a35f0578b43105455e642303382055c Mon Sep 17 00:00:00 2001
From: Armino Popp <devel@boioiong.com>
Date: Mon, 20 Jan 2020 12:55:32 +0200
Subject: [PATCH 2/5] Added Paypal icon

---
 public/images/oauth/paypal.png | Bin 0 -> 2492 bytes
 1 file changed, 0 insertions(+), 0 deletions(-)
 create mode 100644 public/images/oauth/paypal.png

diff --git a/public/images/oauth/paypal.png b/public/images/oauth/paypal.png
new file mode 100644
index 0000000000000000000000000000000000000000..8c14828cfdbf9be43b58266d6e0526d79986f4dc
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From 3c49144a3bbd7e825c02845e5bce6e9668bda5b3 Mon Sep 17 00:00:00 2001
From: Armino Popp <devel@boioiong.com>
Date: Mon, 20 Jan 2020 12:56:16 +0200
Subject: [PATCH 3/5] Initial commit

---
 src/Auth/OAuth/Paypal.php | 0
 1 file changed, 0 insertions(+), 0 deletions(-)
 create mode 100644 src/Auth/OAuth/Paypal.php

diff --git a/src/Auth/OAuth/Paypal.php b/src/Auth/OAuth/Paypal.php
new file mode 100644
index 000000000..e69de29bb

From 318b1a577bdb4fa3cb0ba315db3fa1c482bd7b35 Mon Sep 17 00:00:00 2001
From: Armino Popp <devel@boioiong.com>
Date: Mon, 20 Jan 2020 13:44:16 +0200
Subject: [PATCH 4/5] Added Paypal OAuth provider

---
 src/Auth/OAuth/Paypal.php | 164 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 164 insertions(+)

diff --git a/src/Auth/OAuth/Paypal.php b/src/Auth/OAuth/Paypal.php
index e69de29bb..064b04cb8 100644
--- a/src/Auth/OAuth/Paypal.php
+++ b/src/Auth/OAuth/Paypal.php
@@ -0,0 +1,164 @@
+<?php
+
+namespace Auth\OAuth;
+
+use Auth\OAuth;
+
+// Reference Material
+// https://developer.paypal.com/docs/api/overview/
+
+class Paypal extends OAuth
+{
+    /**
+     * @var string
+     */
+    private $endpoint= [
+        'sandbox' => 'https://www.sandbox.paypal.com/',
+        'live' => 'https://www.paypal.com/',
+    ];
+
+    private $resourceEndpoint = [
+        'sandbox' => 'https://api.sandbox.paypal.com/v1/',
+        'live' => 'https://api.paypal.com/v1/',
+    ];
+
+    private $environment = 'sandbox';
+
+    /**
+     * @var array
+     */
+    protected $user = [];
+
+
+    protected $scopes = [
+            'openid',
+            'profile',
+            'email'
+    ];
+
+    /**
+     * @return string
+     */
+    public function getName(): string
+    {
+        return 'paypal';
+    }
+
+    /**
+     * @return string
+     */
+    public function getLoginURL(): string
+    {
+        $url = $this->endpoint[$this->environment] . 'connect/?'.
+            http_build_query([
+                'flowEntry' => 'static',
+                'response_type' => 'code',
+                'client_id' => $this->appID,
+                'scope' => implode(' ', $this->getScopes()),
+                // paypal is not accepting localhost string into return uri
+                'redirect_uri' => str_replace("localhost", "127.0.0.1", $this->callback),
+                'state' => json_encode($this->state),
+            ]);
+
+        return $url;
+    }
+
+    /**
+     * @param string $code
+     *
+     * @return string
+     */
+    public function getAccessToken(string $code): string
+    {
+        $accessToken = $this->request(
+            'POST',
+            $this->resourceEndpoint[$this->environment] . 'oauth2/token',
+            ['Authorization: Basic ' . base64_encode($this->appID . ':' . $this->appSecret)],
+            http_build_query([
+                'code' => $code,
+                'grant_type' => 'authorization_code',
+            ])
+        );
+
+
+        $accessToken = json_decode($accessToken, true);
+
+
+        if (isset($accessToken['access_token'])) {
+            return $accessToken['access_token'];
+        }
+
+        return '';
+    }
+
+    /**
+     * @param string $accessToken
+     *
+     * @return string
+     */
+    public function getUserID(string $accessToken): string
+    {
+        $user = $this->getUser($accessToken);
+
+        if (isset($user['payer_id'])) {
+            return $user['payer_id'];
+        }
+
+        return '';
+    }
+
+    /**
+     * @param string $accessToken
+     *
+     * @return string
+     */
+    public function getUserEmail(string $accessToken): string
+    {
+        $user = $this->getUser($accessToken);
+
+        if (isset($user['emails'])) {
+            return $user['emails'][0]['value'];
+        }
+
+        return '';
+    }
+
+    /**
+     * @param string $accessToken
+     *
+     * @return string
+     */
+    public function getUserName(string $accessToken): string
+    {
+        $user = $this->getUser($accessToken);
+
+        if (isset($user['name'])) {
+            return $user['name'];
+        }
+
+        return '';
+    }
+
+    /**
+     * @param string $accessToken
+     *
+     * @return array
+     */
+    protected function getUser(string $accessToken): array
+    {
+        $header = [
+            'Content-Type: application/json',
+            'Authorization: Bearer '.urlencode($accessToken),
+        ];
+        if (empty($this->user)) {
+            $user = $this->request(
+                'GET',
+                $this->resourceEndpoint[$this->environment] . 'identity/oauth2/userinfo?schema=paypalv1.1',
+                $header
+            );
+            $this->user = json_decode($user, true);
+        }
+
+        return $this->user;
+    }
+}

From f68089e0e5b91ff7a513e34248fb03b0dec07218 Mon Sep 17 00:00:00 2001
From: Armino Popp <devel@boioiong.com>
Date: Mon, 20 Jan 2020 15:00:57 +0200
Subject: [PATCH 5/5] Changed to live

---
 src/Auth/OAuth/Paypal.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Auth/OAuth/Paypal.php b/src/Auth/OAuth/Paypal.php
index 064b04cb8..bff273b24 100644
--- a/src/Auth/OAuth/Paypal.php
+++ b/src/Auth/OAuth/Paypal.php
@@ -22,7 +22,7 @@ class Paypal extends OAuth
         'live' => 'https://api.paypal.com/v1/',
     ];
 
-    private $environment = 'sandbox';
+    private $environment = 'live';
 
     /**
      * @var array