v2

etc/preview.php

@@ -0,0 +1,26 @@
+<?php
+	include "includes.php";
+
+	$id = $_GET["id"];
+	$previewFile = $GLOBALS["path"]."/etc/previews/".$id;
+
+	$getImage = @sql("SELECT `image` FROM `previews` WHERE `id` = ? AND `image` IS NOT NULL", [$id])[0];
+
+	if ($getImage) {
+		if (file_exists($previewFile)) {
+			$image = file_get_contents($previewFile);
+			$type = mime_content_type($previewFile);
+		}
+		else {
+			$getImage["image"] = html_entity_decode(html_entity_decode($getImage["image"]));
+			$image = getContents($getImage["image"]);
+			if (validImageWithoutFetch($image)) {
+				file_put_contents($previewFile, $image);
+				$type = mime_content_type($previewFile);
+			}
+		}
+
+		header("Content-Type: ".$type);
+		die($image);
+	}
+?>