Add Tradeshift OAuth2 provider for live and sandbox

Fixed formatting

app/config/providers.php

@@ -163,6 +163,24 @@ return [ // Ordered by ABC.
         'beta' => false,
         'mock' => false,
     ],
+    'tradeshift' => [
+        'name' => 'Tradeshift',
+        'developers' => 'https://developers.tradeshift.com/docs/api',
+        'icon' => 'icon-tradeshift',
+        'enabled' => true,
+        'form' => false,
+        'beta' => false,
+        'mock' => false,
+    ],
+    'tradeshiftBox' => [
+        'name' => 'Tradeshift Sandbox',
+        'developers' => 'https://developers.tradeshift.com/docs/api',
+        'icon' => 'icon-tradeshiftbox',
+        'enabled' => true,
+        'form' => false,
+        'beta' => false,
+        'mock' => false,
+    ],
     'twitch' => [
         'name' => 'Twitch',
         'developers' => 'https://dev.twitch.tv/docs/authentication',
@@ -215,6 +233,15 @@ return [ // Ordered by ABC.
     //     'beta' => false,
     //     'mock' => false,
     // ],
+    'wordpress' => [
+        'name' => 'WordPress',
+        'developers' => 'https://developer.wordpress.com/docs/oauth2/',
+        'icon' => 'icon-wordpress',
+        'enabled' => true,
+        'form' => false,
+        'beta' => false,
+        'mock' => false
+    ],
     // Keep Last
     'mock' => [
         'name' => 'Mock',
@@ -225,13 +252,4 @@ return [ // Ordered by ABC.
         'beta' => false,
         'mock' => true,
     ],
-    'wordpress' => [
-        'name' => 'WordPress',
-        'developers' => 'https://developer.wordpress.com/docs/oauth2/',
-        'icon' => 'icon-wordpress',
-        'enabled' => true,
-        'form' => false,
-        'beta' => false,
-        'mock' => false
-    ]
 ];

src/Appwrite/Auth/OAuth2/Tradeshift.php

@@ -0,0 +1,155 @@
+<?php
+
+namespace Appwrite\Auth\OAuth2;
+
+use Appwrite\Auth\OAuth2;
+
+// Reference Material
+// https://developers.tradeshift.com/docs/api
+
+class Tradeshift extends OAuth2
+{
+    const TRADESHIFT_SANDBOX_API_DOMAIN = 'api-sandbox.tradeshift.com';
+    const TRADESHIFT_API_DOMAIN = 'api.tradeshift.com';
+
+    private $apiDomain = [
+        'sandbox' => self::TRADESHIFT_SANDBOX_API_DOMAIN,
+        'live' => self::TRADESHIFT_API_DOMAIN,
+    ];
+
+    private $endpoint = [
+        'sandbox' => 'https://' . self::TRADESHIFT_SANDBOX_API_DOMAIN . '/tradeshift/',
+        'live' => 'https://' . self::TRADESHIFT_API_DOMAIN . '/tradeshift/',
+    ];
+
+    private $resourceEndpoint = [
+        'sandbox' => 'https://' . self::TRADESHIFT_SANDBOX_API_DOMAIN . '/tradeshift/rest/external/',
+        'live' => 'https://' . self::TRADESHIFT_API_DOMAIN . '/tradeshift/rest/external/',
+    ];
+
+    protected $environment = 'live';
+
+    /**
+     * @var array
+     */
+    protected $user = [];
+
+
+    protected $scopes = [
+        'openid',
+        'offline',
+    ];
+
+    /**
+     * @return string
+     */
+    public function getName(): string
+    {
+        return 'tradeshift';
+    }
+
+    /**
+     * @return string
+     */
+    public function getLoginURL(): string
+    {
+        $httpQuery = \http_build_query([
+            'response_type' => 'code',
+            'client_id' => $this->appID,
+            'scope' => \implode(' ', $this->getScopes()),
+            'redirect_uri' => \str_replace("localhost", "127.0.0.1", $this->callback),
+            'state' => \json_encode($this->state),
+        ]);
+
+        $url = $this->endpoint[$this->environment] . 'auth/login?' . $httpQuery;
+
+        return $url;
+    }
+
+    /**
+     * @param string $code
+     *
+     * @return string
+     */
+    public function getAccessToken(string $code): string
+    {
+        $response = $this->request(
+            'POST',
+            $this->endpoint[$this->environment] . 'auth/token',
+            ['Authorization: Basic ' . \base64_encode($this->appID . ':' . $this->appSecret)],
+            \http_build_query([
+                'grant_type' => 'authorization_code',
+                'code' => $code,
+            ])
+        );
+
+        $accessToken = \json_decode($response, true);
+
+        return $accessToken['access_token'] ?? '';
+    }
+
+    /**
+     * @param string $accessToken
+     *
+     * @return string
+     */
+    public function getUserID(string $accessToken): string
+    {
+        $user = $this->getUser($accessToken);
+
+        return $user['Id'] ?? '';
+    }
+
+    /**
+     * @param string $accessToken
+     *
+     * @return string
+     */
+    public function getUserEmail(string $accessToken): string
+    {
+        $user = $this->getUser($accessToken);
+
+        return $user['Username'] ?? '';
+    }
+
+    /**
+     * @param string $accessToken
+     *
+     * @return string
+     */
+    public function getUserName(string $accessToken): string
+    {
+        $user = $this->getUser($accessToken);
+
+        $firstName = $user['FirstName'] ?? '';
+        $lastName = $user['LastName'] ?? '';
+
+        return $firstName . ' ' . $lastName;
+    }
+
+    /**
+     * @param string $accessToken
+     *
+     * @return array
+     */
+    protected function getUser(string $accessToken): array
+    {
+        $header = [
+            'Content-Type: application/json',
+            'Accept: application/json',
+            'Host: ' . urlencode($this->apiDomain[$this->environment]),
+            'Authorization: Bearer ' . $accessToken,
+        ];
+
+        if (empty($this->user)) {
+            $response = $this->request(
+                'GET',
+                $this->resourceEndpoint[$this->environment] . 'account/info/user',
+                $header
+            );
+            $this->user = \json_decode($response, true);
+        }
+
+        return $this->user;
+    }
+}

src/Appwrite/Auth/OAuth2/TradeshiftBox.php

@@ -0,0 +1,18 @@
+<?php
+
+namespace Appwrite\Auth\OAuth2;
+
+use Appwrite\Auth\OAuth2\Tradeshift;
+
+class TradeshiftBox extends Tradeshift
+{
+    protected $environment = 'sandbox';
+
+    /**
+     * @return string
+     */
+    public function getName(): string
+    {
+        return 'tradeshiftBox';
+    }
+}