From c37c4def868a272f80b46d70b1ee422469d16cfb Mon Sep 17 00:00:00 2001
From: filesite <release@filesite.io>
Date: Thu, 19 May 2022 08:44:58 +0800
Subject: [PATCH] add sort support for navs

---
 .../controller/SiteController.php             | 41 +++++++++++++++++++
 www/content/Theme_PageDirectory.md            |  1 +
 2 files changed, 42 insertions(+)

diff --git a/themes/pagedirectory/controller/SiteController.php b/themes/pagedirectory/controller/SiteController.php
index 5694c7c..40cd6a2 100644
--- a/themes/pagedirectory/controller/SiteController.php
+++ b/themes/pagedirectory/controller/SiteController.php
@@ -10,6 +10,7 @@ Class SiteController extends Controller {
     public function actionIndex() {
         //获取数据
         $menus = [];
+        $menus_sorted = [];
         $htmlReadme = '';
 
         $titles = [];
@@ -23,6 +24,10 @@ Class SiteController extends Controller {
         $menus = $scanner->getMenus();
 
         if (!empty($readmeFile)) {
+            if (!empty($readmeFile['sort'])) {
+                $menus_sorted = explode("\n", $readmeFile['sort']);
+            }
+
             $titles = $scanner->getMDTitles($readmeFile['id']);
             $content = file_get_contents($readmeFile['realpath']);
 
@@ -31,6 +36,42 @@ Class SiteController extends Controller {
             $htmlReadme = $scanner->fixMDUrls($readmeFile['realpath'], $htmlReadme);
         }
 
+        //排序
+        if (!empty($menus_sorted) && !empty($menus)) {
+            $menu_dirs = array_column($menus, 'directory');
+            $names = array_replace(array_flip($menus_sorted), array_flip($menu_dirs));
+            if (!empty($names)) {
+                $menus_sorted = array_keys($names);
+
+                $arr = [];
+                foreach($menus_sorted as $name) {
+                    $index = array_search($name, $menu_dirs);
+                    array_push($arr, $menus[$index]);
+                }
+                $menus = $arr;
+            }
+
+            //dirTree排序
+            $sorted_dirs = array_column($menus, 'directory');
+            $tree_dirs = array_column($dirTree, 'directory');
+            $names = array_replace(array_flip($sorted_dirs), array_flip($tree_dirs));
+            if (!empty($names)) {
+                $sorted_dirs = array_keys($names);
+
+                $arr = [];
+                foreach($sorted_dirs as $name) {
+                    foreach($dirTree as $index => $item) {
+                        if ($item['directory'] == $name) {
+                            array_push($arr, $item);
+                            break;
+                        }
+                    }
+                }
+                $dirTree = $arr;
+            }
+        }
+
+
         $pageTitle = !empty($titles) ? $titles[0]['name'] : "FileSite.io - 无数据库、基于文件和目录的Markdown文档、网址导航、图书、图片、视频网站PHP开源系统";
         $viewName = 'index';
         $params = compact('dirTree', 'menus', 'htmlReadme');
diff --git a/www/content/Theme_PageDirectory.md b/www/content/Theme_PageDirectory.md
index 3f45044..10f9750 100644
--- a/www/content/Theme_PageDirectory.md
+++ b/www/content/Theme_PageDirectory.md
@@ -6,6 +6,7 @@
 ## 皮肤特点
 
 * 一级目录为网站菜单，链接支持二级目录和文件两种形式，优先展示目录类型链接
+* 支持根目录下用Readme_sort.txt描述文件指定一级目录排序
 * 每个链接支持直接跳转和Readme.md详情介绍
 * 每个链接支持logo图标、网站名、Description简介展示
 * 自适应PC和手机