first commit

2022-12-17 12:38:00 +00:00
commit 3e75b4fe06
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+<?php
+/**
+ * This file is part of webman.
+ *
+ * Licensed under The MIT License
+ * For full copyright and license information, please see the MIT-LICENSE.txt
+ * Redistributions of files must retain the above copyright notice.
+ *
+ * @author    walkor<walkor@workerman.net>
+ * @copyright walkor<walkor@workerman.net>
+ * @link      http://www.workerman.net/
+ * @license   http://www.opensource.org/licenses/mit-license.php MIT License
+ */
+
+namespace Webman\Http;
+
+use Webman\App;
+use Throwable;
+
+/**
+ * Class Response
+ * @package Webman\Http
+ */
+class Response extends \Workerman\Protocols\Http\Response
+{
+    /**
+     * @var Throwable
+     */
+    protected $_exception = null;
+
+    /**
+     * @param string $file
+     * @return $this
+     */
+    public function file(string $file)
+    {
+        if ($this->notModifiedSince($file)) {
+            return $this->withStatus(304);
+        }
+        return $this->withFile($file);
+    }
+
+    /**
+     * @param string $file
+     * @param string $download_name
+     * @return $this
+     */
+    public function download(string $file, string $download_name = '')
+    {
+        $this->withFile($file);
+        if ($download_name) {
+            $this->header('Content-Disposition', "attachment; filename=\"$download_name\"");
+        }
+        return $this;
+    }
+
+    /**
+     * @param string $file
+     * @return bool
+     */
+    protected function notModifiedSince(string $file)
+    {
+        $if_modified_since = App::request()->header('if-modified-since');
+        if ($if_modified_since === null || !($mtime = \filemtime($file))) {
+            return false;
+        }
+        return $if_modified_since === \gmdate('D, d M Y H:i:s', $mtime) . ' GMT';
+    }
+
+    /**
+     * @param Throwable $exception
+     * @return Throwable
+     */
+    public function exception($exception = null)
+    {
+        if ($exception) {
+            $this->_exception = $exception;
+        }
+        return $this->_exception;
+    }
+}