readme in root dir save into cache

themes/beauty/controller/ListController.php

@@ -89,7 +89,14 @@ Class ListController extends Controller {
         //非首页统一从缓存获取目录数据，有效期 1 小时
         $cacheKey = $this->getCacheKey('all', 'menu', $maxScanDeep);
         $menus = Common::getCacheFromFile($cacheKey, 3600);
-        
+
+        //获取根目录下的readme
+        $cacheKey = $this->getCacheKey('root', 'readme', $maxScanDeep);
+        $cachedData = Common::getCacheFromFile($cacheKey);
+        if (!empty($cachedData)) {
+            $htmlReadme = $cachedData['htmlReadme'];
+        }
+
 
         //获取目录面包屑
         $subcate = $scanResults[$cateId];

themes/beauty/controller/SiteController.php

@@ -81,14 +81,23 @@ Class SiteController extends Controller {
 
         //获取联系方式
         $titles = array();
-        $readmeFile = $scanner->getDefaultReadme();
-        if (!empty($readmeFile)) {
-            $titles = $scanner->getMDTitles($readmeFile['id']);
-
-            $Parsedown = new Parsedown();
-            $content = file_get_contents($readmeFile['realpath']);
-            $htmlReadme = $Parsedown->text($content);
-            $htmlReadme = $scanner->fixMDUrls($readmeFile['realpath'], $htmlReadme);
+        $cacheKey = $this->getCacheKey('root', 'readme', $maxScanDeep);
+        $cachedData = Common::getCacheFromFile($cacheKey);
+        if (empty($cachedData)) {
+            $readmeFile = $scanner->getDefaultReadme();
+            if (!empty($readmeFile)) {
+                $titles = $scanner->getMDTitles($readmeFile['id']);
+
+                $Parsedown = new Parsedown();
+                $content = file_get_contents($readmeFile['realpath']);
+                $htmlReadme = $Parsedown->text($content);
+                $htmlReadme = $scanner->fixMDUrls($readmeFile['realpath'], $htmlReadme);
+
+                Common::saveCacheToFile($cacheKey, array('htmlReadme' => $htmlReadme, 'titles' => $titles));
+            }
+        }else {
+            $htmlReadme = $cachedData['htmlReadme'];
+            $titles = $cachedData['titles'];
         }