postDelete hook, imagick dependency, rrmdir

Core/Objects/DatabaseEntity/Controller/DatabaseEntity.class.php

@@ -125,6 +125,7 @@ abstract class DatabaseEntity implements ArrayAccess, JsonSerializable {
   public function preInsert(array &$row) { }
   public function postFetch(SQL $sql, array $row) { }
   public static function getPredefinedValues(): array { return []; }
+  public function postDelete() { }
 
   public static function fromRow(SQL $sql, array $row): static {
     $handler = self::getHandler($sql);
@@ -207,6 +208,7 @@ abstract class DatabaseEntity implements ArrayAccess, JsonSerializable {
     }
 
     if ($handler->delete($this->id)) {
+      $this->postDelete();
       $this->id = null;
       return true;
     }

Core/core.php

@@ -284,4 +284,21 @@ function parseClass($class): string {
 function isClass(string $str): bool {
   $path = getClassPath($str);
   return is_file($path) && class_exists($str);
+}
+
+function rrmdir(string $dir): void {
+  if (is_dir($dir)) {
+    $objects = scandir($dir);
+    foreach ($objects as $object) {
+      if ($object !== "." && $object !== "..") {
+        $path = $dir . DIRECTORY_SEPARATOR . $object;
+        if (is_dir($path) && !is_link($path)) {
+          rrmdir($path);
+        } else {
+          unlink($path);
+        }
+      }
+    }
+    rmdir($dir);
+  }
 }