save all file data into cache grouped by year and month

themes/beauty/controller/CommandController.php

@@ -298,6 +298,29 @@ eof;
         return Common::setCache($cacheKey, $cacheData);
     }
 
+    //按年、月保存文件数据缓存，以便前端展示
+    protected function saveAllFilesGroupedByDate($dateIndexes) {
+        $cacheKey = $this->allFilesCacheKey;
+        $cacheData = Common::getCache($cacheKey);
+        if (empty($cacheData)) {
+            return false;
+        }
+
+        $dateCacheKey = $this->dateIndexCacheKey;
+        $cacheDir = 'index';
+        foreach($dateIndexes as $year => $fileIdsInMonth) {
+            $tmpData = [];
+            foreach($fileIdsInMonth as $month => $ids) {
+                $tmpData[$month] = [];
+                foreach($ids as $id) {
+                    $tmpData[$month][$id] = $cacheData[$id];
+                }
+            }
+
+            Common::saveCacheToFile("{$dateCacheKey}_{$year}", $tmpData, $cacheDir);
+        }
+    }
+
     protected function saveDateIndexIntoCacheFile() {
         $cacheKey = $this->dateIndexCacheKey;
         $cacheData = Common::getCache($cacheKey);
@@ -314,6 +337,9 @@ eof;
         }
         Common::saveCacheToFile("{$cacheKey}_keys", $indexKeys, $cacheDir);
 
+        //按年、月保存文件数据缓存，以便前端展示
+        $this->saveAllFilesGroupedByDate($cacheData);
+
         return Common::saveCacheToFile($cacheKey, $cacheData, $cacheDir);
     }