Add some authorization to the infrastructure code.

code/src/Infrastructure/DatabaseConnection.php

@@ -23,4 +23,9 @@ class DatabaseConnection implements DatabaseConnectionInterface
     {
         return $this->pdo;
     }
+
+    public function getName(): string
+    {
+        return $this->name;
+    }
 }

code/src/Infrastructure/User/BasicUserAuthorization.php

@@ -0,0 +1,22 @@
+<?php
+
+namespace Slovocast\Infrastructure\User;
+
+use Slovocast\Infrastructure\User\UserAuthorizationInterface;
+
+/**
+ * This empty class will essentially just check hashed passwords passed
+ * into it using the default `password_` functions from PHP.
+ */
+class BasicUserAuthorization implements UserAuthorizationInterface
+{
+    public function hash(string $password): string
+    {
+        return password_hash($password, PASSWORD_BCRYPT);
+    }
+
+    public function verify(string $password, string $hash): bool 
+    {
+        return password_verify($password, $hash);
+    }
+}

code/src/Infrastructure/User/UserAuthorizationInterface.php

@@ -0,0 +1,9 @@
+<?php
+
+namespace Slovocast\Infrastructure\User;
+
+interface UserAuthorizationInterface 
+{
+    public function hash(string $password): string;
+    public function verify(string $password, string $hash): bool;
+}