🎨 Sign in to use S3/WebDAV data sync https://github.com/siyuan-note/siyuan/issues/8779

kernel/conf/user.go

@@ -39,6 +39,7 @@ type User struct {
 	UserSiYuanSubscriptionPlan        float64      `json:"userSiYuanSubscriptionPlan"`        // -1：未订阅，0：标准订阅，1：教育订阅，2：试用
 	UserSiYuanSubscriptionStatus      float64      `json:"userSiYuanSubscriptionStatus"`      // -1：未订阅，0：订阅可用，1：订阅封禁，2：订阅过期
 	UserSiYuanSubscriptionType        float64      `json:"userSiYuanSubscriptionType"`        // 0 年付；1 终生；2 月付
+	UserSiYuanThirdPartySyncPayStatus float64      `json:"UserSiYuanThirdPartySyncPayStatus"` // 0 未付费；1 已付费
 }
 
 type UserTitle struct {

kernel/model/conf.go

@@ -714,6 +714,15 @@ func IsSubscriber() bool {
 	return nil != Conf.User && (-1 == Conf.User.UserSiYuanProExpireTime || 0 < Conf.User.UserSiYuanProExpireTime) && 0 == Conf.User.UserSiYuanSubscriptionStatus
 }
 
+func IsThirdPartySyncPaid() bool {
+	if IsSubscriber() {
+		return true
+	}
+	return nil != Conf.User // Sign in to use S3/WebDAV data sync https://github.com/siyuan-note/siyuan/issues/8779
+	// TODO https://github.com/siyuan-note/siyuan/issues/8780
+	// return nil != Conf.User && 1 == Conf.User.UserSiYuanThirdPartySyncPayStatus
+}
+
 const (
 	MaskedUserData       = ""
 	MaskedAccessAuthCode = "*******"

kernel/model/sync.go

@@ -229,9 +229,20 @@ func checkSync(boot, exit, byHand bool) bool {
 		return false
 	}
 
-	if !IsSubscriber() && conf.ProviderSiYuan == Conf.Sync.Provider {
+	switch Conf.Sync.Provider {
+	case conf.ProviderSiYuan:
+		if !IsSubscriber() {
 			return false
 		}
+	case conf.ProviderWebDAV:
+		if !IsThirdPartySyncPaid() {
+			return false
+		}
+	case conf.ProviderS3:
+		if !IsThirdPartySyncPaid() {
+			return false
+		}
+	}
 
 	if util.IsMutexLocked(&syncLock) {
 		logging.LogWarnf("sync is in progress")