完成自动缓存功能集成；

2026-07-04 09:02:49 +08:00 · 2022-04-20 15:00:23 +08:00
parent 07b2dda529
commit cc29874a16
10 changed files with 238 additions and 57 deletions
--- a/app/common/model/BaseModel.php
+++ b/app/common/model/BaseModel.php
@@ -0,0 +1,100 @@
+<?php
+
+namespace app\common\model;
+
+use think\facade\Cache;
+use think\facade\Env;
+use think\facade\Log;
+use think\Model;
+use think\helper\Str;
+
+class BaseModel extends Model
+{
+    /**
+     * 自动清除的缓存值
+     * 
+     * [
+     *      'name'=>'',
+     *      'type'=>'',     // tag/key
+     *      'field'=>''     // 为空则不做拼接
+     * ]
+     *
+     * @var array
+     */
+    public static $autoCache = [];
+
+    public static function onAfterWrite($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)
+    {
+        static::$autoCache[] = [
+            'name' =>  'table',
+            'type' => 'tag'
+        ];
+
+        static::$autoCache[] = [
+            'name' =>  'read',
+            'field' => 'id'
+        ];
+
+        foreach (static::$autoCache as  $cache_item) {
+            $type = $cache_item['type'] ?? 'key';
+
+            $field = $cache_item['field'] ?? '';
+
+            $cache_key = $cache_item['name'] ?? '';
+
+            if (empty($cache_key)) {
+                continue;
+            }
+
+            $cache_key = Str::snake($model->getName()) . '_' . $cache_key;
+
+
+            if (!empty($field) && !is_null($model->$field)) {
+                // 用字段新的值拼接key
+                $cache_key_attr = $cache_key . '_' . $model->getAttr($field);
+
+                static::doRemoveCache($type, $cache_key_attr);
+
+                // 用字段旧的值拼接key
+                $cache_key_original = $cache_key . '_' . $model->getOrigin($field);
+
+                if ($cache_key_original != $cache_key_attr) {
+                    static::doRemoveCache($type, $cache_key_original);
+                }
+            } else {
+                static::doRemoveCache($type, $cache_key);
+            }
+        }
+    }
+
+    protected static function doRemoveCache($type, $cache_key)
+    {
+
+        if (Env::get('app.auto_cache_log')) {
+            Log::debug("清除 ORM 自动缓存 {$type}:{$cache_key}");
+        }
+
+        if ($type == 'key') {
+            Cache::delete($cache_key);
+        } else {
+            Cache::tag($cache_key)->clear();
+        }
+    }
+
+    public static function getClassNameKey()
+    {
+        return str_replace('\\', '_', static::class);
+    }
+}