Init V4 community edition (#2265)

* Init V4 community edition

* Init V4 community edition

pkg/cache/driver.go

@@ -2,102 +2,35 @@ package cache
 
 import (
 	"encoding/gob"
-	"github.com/cloudreve/Cloudreve/v3/pkg/conf"
-	"github.com/cloudreve/Cloudreve/v3/pkg/util"
-	"github.com/gin-gonic/gin"
 )
 
 func init() {
 	gob.Register(map[string]itemWithTTL{})
 }
 
-// Store 缓存存储器
-var Store Driver = NewMemoStore()
-
-// Init 初始化缓存
-func Init() {
-	if conf.RedisConfig.Server != "" && gin.Mode() != gin.TestMode {
-		Store = NewRedisStore(
-			10,
-			conf.RedisConfig.Network,
-			conf.RedisConfig.Server,
-			conf.RedisConfig.User,
-			conf.RedisConfig.Password,
-			conf.RedisConfig.DB,
-		)
-	}
-}
-
-// Restore restores cache from given disk file
-func Restore(persistFile string) {
-	if err := Store.Restore(persistFile); err != nil {
-		util.Log().Warning("Failed to restore cache from disk: %s", err)
-	}
-}
-
-func InitSlaveOverwrites() {
-	err := Store.Sets(conf.OptionOverwrite, "setting_")
-	if err != nil {
-		util.Log().Warning("Failed to overwrite database setting: %s", err)
-	}
-}
-
 // Driver 键值缓存存储容器
 type Driver interface {
 	// 设置值，ttl为过期时间，单位为秒
-	Set(key string, value interface{}, ttl int) error
+	Set(key string, value any, ttl int) error
 
 	// 取值，并返回是否成功
-	Get(key string) (interface{}, bool)
+	Get(key string) (any, bool)
 
 	// 批量取值，返回成功取值的map即不存在的值
-	Gets(keys []string, prefix string) (map[string]interface{}, []string)
+	Gets(keys []string, prefix string) (map[string]any, []string)
 
 	// 批量设置值，所有的key都会加上prefix前缀
-	Sets(values map[string]interface{}, prefix string) error
+	Sets(values map[string]any, prefix string) error
 
-	// 删除值
-	Delete(keys []string, prefix string) error
+	// Delete values by [Prefix + key]. If no ket is presented, all keys with given prefix will be deleted.
+	Delete(prefix string, keys ...string) error
 
 	// Save in-memory cache to disk
 	Persist(path string) error
 
 	// Restore cache from disk
 	Restore(path string) error
-}
-
-// Set 设置缓存值
-func Set(key string, value interface{}, ttl int) error {
-	return Store.Set(key, value, ttl)
-}
-
-// Get 获取缓存值
-func Get(key string) (interface{}, bool) {
-	return Store.Get(key)
-}
-
-// Deletes 删除值
-func Deletes(keys []string, prefix string) error {
-	return Store.Delete(keys, prefix)
-}
-
-// GetSettings 根据名称批量获取设置项缓存
-func GetSettings(keys []string, prefix string) (map[string]string, []string) {
-	raw, miss := Store.Gets(keys, prefix)
-
-	res := make(map[string]string, len(raw))
-	for k, v := range raw {
-		res[k] = v.(string)
-	}
-
-	return res, miss
-}
-
-// SetSettings 批量设置站点设置缓存
-func SetSettings(values map[string]string, prefix string) error {
-	var toBeSet = make(map[string]interface{}, len(values))
-	for key, value := range values {
-		toBeSet[key] = interface{}(value)
-	}
-	return Store.Sets(toBeSet, prefix)
+
+	// Remove all entries
+	DeleteAll() error
 }