abstraction for session handling

App/Wrappers/SessionWrapper.php

@@ -0,0 +1,25 @@
+<?php
+
+namespace App\Wrappers;
+
+use App\Enumerators\SessionElement;
+
+class SessionWrapper
+{
+    public static function Start(): void
+    {
+        if (session_status() == PHP_SESSION_NONE) {
+            session_start();
+        }
+    }
+
+    public static function Get(SessionElement $target)
+    {
+        self::Start();
+        if(array_key_exists(key: $target->value, array: $_SESSION))
+        {
+            return $_SESSION[$target->value];
+        }
+        die();
+    }
+}

App/Wrappers/TwigWrapper.php

@@ -28,10 +28,7 @@ class TwigWrapper
         $this->loader = new FilesystemLoader(dirname($_SERVER["DOCUMENT_ROOT"]) . "/Templates/");
         $this->twig = new Environment($this->loader, ["debug" => true]);
 
-        if (session_status() == PHP_SESSION_NONE) {
+        SessionWrapper::Start();
-            session_start();
-        }
-
 
         $this->twig->addGlobal('_SESSION_', $_SESSION);
 

Pages/profile.php

@@ -2,6 +2,7 @@
 
 use App\Enumerators\SessionElement;
 use App\Wrappers\DatabaseInteractions;
+use App\Wrappers\SessionWrapper;
 use App\Wrappers\TwigWrapper;
 
 require_once __DIR__ . "/../vendor/autoload.php";
@@ -14,7 +15,7 @@ $yourTunes = $db->RunSelect(
         table: 'Tunes'
     )
     ->where(cond: 'T.CreatedBy LIKE :__user_id__')
-    ->bindValue(name: '__user_id__', value: $_SESSION[SessionElement::USER_ID->value])
+    ->bindValue(name: '__user_id__', value: SessionWrapper::Get(target: SessionElement::USER_ID))
 );
 
 TwigWrapper::RenderTwig(

Public/API/V1/RateTune.php

@@ -2,11 +2,12 @@
 
 use App\Enumerators\SessionElement;
 use App\Wrappers\DatabaseInteractions;
+use App\Wrappers\SessionWrapper;
 use App\Wrappers\SQLQueryBuilderWrapper;
 
 require_once __DIR__ . "/../../../vendor/autoload.php";
 
-if(!$_SESSION[SessionElement::IS_LOGGED_IN->value])
+if(!SessionWrapper::Get(target: SessionElement::IS_LOGGED_IN))
 {
     die();
 }
@@ -34,7 +35,7 @@ $existingRating = $db->RunSelect(
     )
         ->where(cond: 'CreatedBy=:__user_id__')
         ->where(cond: 'TuneID=:__tune_id__')
-        ->bindValue(name: '__user_id__', value: $_SESSION[SessionElement::USER_ID->value])
+        ->bindValue(name: '__user_id__', value: SessionWrapper::Get(target: SessionElement::USER_ID))
         ->bindValue(name: '__tune_id__', value: $_GET['tune-id'])
 );
 
@@ -47,7 +48,7 @@ if(sizeof($existingRating) == 0)
             ->set(col: 'CreatedBy', value: ':__user_id__')
             ->set(col: 'TuneID', value: ':__tune_id__')
             ->set(col: 'Rating', value: ':__rating__')
-            ->bindValue(name: '__user_id__', value: $_SESSION[SessionElement::USER_ID->value])
+            ->bindValue(name: '__user_id__', value: SessionWrapper::Get(target: SessionElement::USER_ID))
             ->bindValue(name: '__tune_id__', value: $_GET['tune-id'])
             ->bindValue(name: '__rating__', value: $ratingValue)
     );
@@ -61,7 +62,7 @@ elseif(sizeof($existingRating) == 1)
             ->set(col: 'Rating', value: ':__rating__')
             ->where(cond: 'CreatedBy=:__user_id__')
             ->where(cond: 'TuneID=:__tune_id__')
-            ->bindValue(name: '__user_id__', value: $_SESSION[SessionElement::USER_ID->value])
+            ->bindValue(name: '__user_id__', value: SessionWrapper::Get(target: SessionElement::USER_ID))
             ->bindValue(name: '__tune_id__', value: $_GET['tune-id'])
             ->bindValue(name: '__rating__', value: $ratingValue)
     );