Subida del módulo y tema de PrestaShop

controllers/front/AttachmentController.php

@@ -0,0 +1,61 @@
+<?php
+/**
+ * For the full copyright and license information, please view the
+ * docs/licenses/LICENSE.txt file that was distributed with this source code.
+ */
+class AttachmentControllerCore extends FrontController
+{
+    public function postProcess(): void
+    {
+        $attachment = new Attachment(Tools::getValue('id_attachment'), $this->context->language->id);
+        if (!$attachment->id) {
+            Tools::redirect('index.php');
+        }
+
+        Hook::exec('actionDownloadAttachment', ['attachment' => &$attachment]);
+
+        if (ob_get_level() && ob_get_length() > 0) {
+            ob_end_clean();
+        }
+
+        header('Content-Transfer-Encoding: binary');
+        header('Content-Type: ' . $attachment->mime);
+        header('Content-Length: ' . filesize(_PS_DOWNLOAD_DIR_ . $attachment->file));
+        header('Content-Disposition: attachment; filename="' . utf8_decode($attachment->file_name) . '"');
+        @set_time_limit(0);
+        $this->readfileChunked(_PS_DOWNLOAD_DIR_ . $attachment->file);
+        exit;
+    }
+
+    /**
+     * @see   http://ca2.php.net/manual/en/function.readfile.php#54295
+     */
+    public function readfileChunked(string $filename, bool $retbytes = true)
+    {
+        // how many bytes per chunk
+        $chunksize = 1 * (1024 * 1024);
+        $buffer = '';
+        $totalBytes = 0;
+
+        $handle = fopen($filename, 'rb');
+        if ($handle === false) {
+            return false;
+        }
+        while (!feof($handle)) {
+            $buffer = fread($handle, $chunksize);
+            echo $buffer;
+            ob_flush();
+            flush();
+            if ($retbytes) {
+                $totalBytes += strlen($buffer);
+            }
+        }
+        $status = fclose($handle);
+        if ($retbytes && $status) {
+            // return num. bytes delivered like readfile() does.
+            return $totalBytes;
+        }
+
+        return $status;
+    }
+}