- First commit of ulmus user package

src/Lib/Authenticate.php

@@ -0,0 +1,119 @@
+<?php
+
+namespace Ulmus\User\Lib;
+
+use Storage\{Session, Cookie};
+
+use \Closure;
+
+use Ulmus\User\Entity\User;
+use Ulmus\Exception;
+
+class Authenticate {
+
+    protected ? Session $session;
+
+    protected ? Cookie $cookie;
+
+    protected bool $logged = false;
+
+    protected Closure $authenticationEvent;
+
+    public ? User $user = null;
+
+    public string $connection_fields = 'email';
+
+    public function __construct(
+        ? Session $session = null,
+        ? Cookie  $cookie = null,
+        ? Closure $authenticationEvent = null
+    ) {
+        $this->session = $session;
+        $this->cookie = $cookie;
+        $this->authenticationEvent = $authenticationEvent ?: function(bool $authenticated, string $message, ? User $user) : void {} ;
+    }
+
+    public function rememberMe(\Ulmus\Repository $repository) : ? User
+    {
+        $logUser = function(int $id) use ($repository) {
+            if ( null === ( $user = $repository->loadOne($id) ) ) {
+                throw new \Exception("User not found.");
+            }
+            
+            $user->logged = true;
+            
+            return $user;
+        };
+
+        if ( $this->session && $this->session->has("user.id") ) {
+            return $logUser($this->session->get("user.id"));
+        }
+
+        if ( $this->cookie && $this->cookie->has("user.id") ) {
+            return $logUser($this->cookie->get("user.id"));
+        }
+
+        return null;
+    }
+
+    public function forgetMe() {
+        $this->cookie->delete("user.id");
+        $this->session->destroy();
+    }
+
+    public function authenticate(\Ulmus\Repository $repository, array $userLogin, string $password) : User
+    {
+        foreach($userLogin as $field => $value) {
+            $repository->or($field, $value);
+        }
+
+        try {
+            $this->user = $repository->loadOne();
+        }
+        catch(Exception\EmptyDatasetException $e) {
+            call_user_func_array($this->authenticationEvent, [ false, 'userNotFound', $this->user ]);
+
+            return $repository->instanciateEntity();
+        }
+
+        if ( $this->user && $this->user->verifyPassword($password) ) {
+            $this->user->logged = true;
+
+            if ( $this->session ) {
+                $this->session->set("user.id", $this->user->id);
+            }
+
+            if ( $this->cookie ) {
+                $this->cookie->set("user.id", $this->user->id);
+            }
+
+            call_user_func_array($this->authenticationEvent, [ true, 'success', $this->user ]);
+        }
+        else {
+            $this->user = $repository->instanciateEntityCollection();
+            $this->user->logged = false;
+            
+            call_user_func_array($this->authenticationEvent, [ false, 'invalidPassword', $this->user ]);
+        }
+        
+        return $this->user;
+    }
+
+    /**
+     * Force user disconnection and handle memory trashing
+     */
+    public function logout() : self
+    {
+        if ( $this->session ) {
+            $this->session->delete('user.id');
+        }
+
+        if ( $this->cookie ) {
+            $this->cookie->delete('user.id');
+        }
+
+        $this->user->logged = false;
+
+        return $this;
+    }
+}