增加自动清除缓存特性;

app/common/traits/AutoClearCache.php

@@ -0,0 +1,65 @@
+<?php
+
+namespace app\common\traits;
+
+use think\facade\Cache;
+
+/**
+ * 
+ */
+trait AutoClearCache
+{
+
+    /**
+     * 自动清除的缓存值
+     * 
+     * [
+     *      'name'=>'',
+     *      'type'=>'',     // tag/key
+     *      'field'=>''     // 为空则不做拼接
+     * ]
+     *
+     * @var array
+     */
+    public static $autoClearCache = [];
+
+    public static function onAfterWrite($model)
+    {
+        static::autoRemoveCache($model);
+    }
+    public static function onAfterDelete($model)
+    {
+        static::autoRemoveCache($model);
+    }
+    public static function onAfterRestore($model)
+    {
+        static::autoRemoveCache($model);
+    }
+    public static function autoRemoveCache($model)
+    {
+        
+        foreach (static::$autoClearCache as  $cache_item) {
+            $type = $cache_item['type'] ?: 'key';
+
+            $field = $cache_item['field'] ?: '';
+
+            $cache_key = $cache_item['name'] ?: '';
+
+            if (empty($cache_key)) {
+                continue;
+            }
+
+            if (!empty($field)) {
+                if (!is_null($model->$field)) {
+                    $cache_key = $cache_key . '_' . $model->$field;
+                }
+            }
+
+            if ($type == 'key') {
+                Cache::delete($type);
+            } else {
+                Cache::tag($cache_key)->clear();
+            }
+        }
+    }
+}