- Added database validation

- Added valid date for posts
- Fix passing data to htmls conflicts

Core/Validate.php

@@ -0,0 +1,14 @@
+<?php
+namespace Core;
+
+class Validate
+{
+    public static function check($items)
+    {
+        foreach ($items as $item) {
+            $item = preg_replace('/^<[\Ww\/]>$/', '', $item);
+            return true;
+        }
+        return false;
+    }
+}