First commit of new examples

examples/src/Repositories/ScopeRepository.php

@@ -0,0 +1,38 @@
+<?php
+namespace OAuth2ServerExamples\Repositories;
+
+use League\OAuth2\Server\Entities\ScopeEntity;
+use League\OAuth2\Server\Repositories\ScopeRepositoryInterface;
+
+class ScopeRepository implements ScopeRepositoryInterface
+{
+    /**
+     * Return information about a scope
+     *
+     * @param string $scopeIdentifier The scope identifier
+     * @param string $grantType       The grant type used in the request (default = "null")
+     * @param string $clientId        The client sending the request (default = "null")
+     *
+     * @return \League\OAuth2\Server\Entities\Interfaces\ScopeEntityInterface
+     */
+    public function get($scopeIdentifier, $grantType = null, $clientId = null)
+    {
+        $scopes = [
+            'basic' => [
+                'description' => 'Basic details about you'
+            ],
+            'email' => [
+                'description' => 'Your email address'
+            ]
+        ];
+
+        if (array_key_exists($scopeIdentifier, $scopes) === false) {
+            return null;
+        }
+
+        $scope = new ScopeEntity();
+        $scope->setIdentifier($scopeIdentifier);
+
+        return $scope;
+    }
+}