文件流下载

src/functions.php

@@ -849,4 +849,26 @@ if (!function_exists('download_file')) {
         }
         return $path . '/' . $filename;;
     }
+}
+
+if (!function_exists('download_file_stream')) {
+
+    /**文件流保存到本地
+     * @param $fileStream 文件流
+     * @param null $path 保存路径
+     * @return string
+     */
+    function download_file_stream($fileStream, $path = null)
+    {
+        $root = config('server.settings.document_root', BASE_PATH . '/public');
+        $path = $path ? $path : '/download/files';
+        $savePath = $root . $path;
+        if (!is_dir($savePath)) {
+            // 判断路径是否存在,不存在,则创建
+            mkdir($savePath, 0777, true);
+        }
+        $fileName = '/' . date('YmdHis') . 'track' . '.pdf';
+        file_put_contents($savePath . $fileName, base64_decode($fileStream), 1);
+        return $path . $fileName;
+    }
 }
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