extend the oauth2 storage driver so that we can use our own channel table

Zotlabs/Identity/OAuth2Server.php

@@ -0,0 +1,43 @@
+<?php
+
+namespace Zotlabs\Identity;
+
+class OAuth2Server {
+
+	public $server;
+
+	public function __construct() {
+
+		$storage = new OAuth2Storage(\DBA::$dba->db);
+
+		$config = [
+			'use_openid_connect' => true,
+			'issuer' => \Zotlabs\Lib\System::get_site_name()
+		];
+
+		// Pass a storage object or array of storage objects to the OAuth2 server class
+		$this->server = new \OAuth2\Server($storage,$config);
+
+		// Add the "Client Credentials" grant type (it is the simplest of the grant types)
+		$this->server->addGrantType(new \OAuth2\GrantType\ClientCredentials($storage));
+
+		// Add the "Authorization Code" grant type (this is where the oauth magic happens)
+		$this->server->addGrantType(new \OAuth2\GrantType\AuthorizationCode($storage));
+
+		$keyStorage = new \OAuth2\Storage\Memory( [ 
+			'keys' => [ 
+				'public_key'  => get_config('system','pubkey'),
+				'private_key' => get_config('system','prvkey')
+			]
+		]);
+
+		$this->server->addStorage($keyStorage,'public_key');
+
+	}
+
+	public function get_server() {
+		return $this->server;
+	} 
+
+
+}

Zotlabs/Identity/OAuth2Storage.php

@@ -0,0 +1,81 @@
+<?php
+
+namespace Zotlabs\Identity;
+
+
+class OAuth2Storage extends \OAuth2\Storage\Pdo {
+
+    /**
+     * @param string $username
+     * @param string $password
+     * @return bool
+     */
+    public function checkUserCredentials($username, $password)
+    {
+        if ($user = $this->getUser($username)) {
+            return $this->checkPassword($user, $password);
+        }
+
+        return false;
+    }
+
+    /**
+     * @param string $username
+     * @return array|bool
+     */
+    public function getUserDetails($username)
+    {
+        return $this->getUser($username);
+    }
+
+
+    /**
+     *
+     * @param array $user
+     * @param string $password
+     * @return bool
+     */
+    protected function checkPassword($user, $password)
+    {
+
+		$x = account_verify_password($user,$password);
+		return((array_key_exists('channel',$x) && ! empty($x['channel'])) ? true : false);
+
+    }
+
+    /**
+     * @param string $username
+     * @return array|bool
+     */
+    public function getUser($username)
+    {
+
+		$x = channelx_by_nick($username);
+		if(! $x) {
+			return false;
+		}
+
+		return( [
+			'username'  => $x['channel_address'],
+			'user_id'   => $x['channel_id'],
+			'firstName' => $x['channel_name'],
+			'lastName'  => '',
+			'password'  => 'NotARealPassword'
+		] );
+    }
+
+    /**
+     * plaintext passwords are bad!  Override this for your application
+     *
+     * @param string $username
+     * @param string $password
+     * @param string $firstName
+     * @param string $lastName
+     * @return bool
+     */
+    public function setUser($username, $password, $firstName = null, $lastName = null)
+    {
+        return true;
+    }
+
+}