code cleanup

core/Configuration/Configuration.class.php

@@ -15,27 +15,27 @@ class Configuration {
 
     $class = \Configuration\Database::class;
     $path = getClassPath($class, true);
-    if(file_exists($path) && is_readable($path)) {
+    if (file_exists($path) && is_readable($path)) {
       include_once $path;
-      if(class_exists($class)) {
+      if (class_exists($class)) {
         $this->database = new \Configuration\Database();
       }
     }
   }
 
-  public function getDatabase() : ?ConnectionData {
+  public function getDatabase(): ?ConnectionData {
     return $this->database;
   }
 
-  public function getSettings() : Settings {
+  public function getSettings(): Settings {
     return $this->settings;
   }
 
   public function create(string $className, $data) {
     $path = getClassPath("\\Configuration\\$className");
 
-    if($data) {
-      if(is_string($data)) {
+    if ($data) {
+      if (is_string($data)) {
         $key = addslashes($data);
         $code = intendCode(
           "<?php
@@ -50,7 +50,7 @@ class Configuration {
             
           }", false
         );
-      } else if($data instanceof ConnectionData) {
+      } else if ($data instanceof ConnectionData) {
         $superClass = get_class($data);
         $host = addslashes($data->getHost());
         $port = intval($data->getPort());
@@ -58,7 +58,7 @@ class Configuration {
         $password = addslashes($data->getPassword());
 
         $properties = "";
-        foreach($data->getProperties() as $key => $val) {
+        foreach ($data->getProperties() as $key => $val) {
           $key = addslashes($key);
           $val = is_string($val) ? "'" . addslashes($val) . "'" : $val;
           $properties .= "\n\$this->setProperty('$key', $val);";
@@ -86,9 +86,9 @@ class Configuration {
     return @file_put_contents($path, $code);
   }
 
-  public function delete(string $className) {
+  public function delete(string $className): bool {
     $path = getClassPath("\\Configuration\\$className");
-    if(file_exists($path)) {
+    if (file_exists($path)) {
       return unlink($path);
     }