❤️ 完整开源界面和内核 https://github.com/siyuan-note/siyuan/issues/5013

kernel/api/transaction.go

@@ -0,0 +1,108 @@
+// SiYuan - Build Your Eternal Digital Garden
+// Copyright (c) 2020-present, b3log.org
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+package api
+
+import (
+	"fmt"
+	"net/http"
+	"time"
+
+	"github.com/88250/gulu"
+	"github.com/gin-gonic/gin"
+	"github.com/siyuan-note/siyuan/kernel/filesys"
+	"github.com/siyuan-note/siyuan/kernel/model"
+	"github.com/siyuan-note/siyuan/kernel/sql"
+	"github.com/siyuan-note/siyuan/kernel/util"
+)
+
+func performTransactions(c *gin.Context) {
+	start := time.Now()
+	ret := gulu.Ret.NewResult()
+	defer c.JSON(http.StatusOK, ret)
+
+	arg, ok := util.JsonArg(c, ret)
+	if !ok {
+		return
+	}
+
+	trans := arg["transactions"]
+	data, err := gulu.JSON.MarshalJSON(trans)
+	if nil != err {
+		ret.Code = -1
+		ret.Msg = "parses request failed"
+		return
+	}
+
+	var transactions []*model.Transaction
+	if err = gulu.JSON.UnmarshalJSON(data, &transactions); nil != err {
+		ret.Code = -1
+		ret.Msg = "parses request failed"
+		return
+	}
+
+	if op := model.IsSetAttrs(&transactions); nil != op {
+		attrs := map[string]string{}
+		if err = gulu.JSON.UnmarshalJSON([]byte(op.Data.(string)), &attrs); nil != err {
+			return
+		}
+		err = model.SetBlockAttrs(op.ID, attrs)
+	} else {
+		err = model.PerformTransactions(&transactions)
+	}
+
+	if filesys.ErrUnableLockFile == err {
+		ret.Code = 1
+		return
+	}
+	if model.ErrNotFullyBoot == err {
+		ret.Code = -1
+		ret.Msg = fmt.Sprintf(model.Conf.Language(74), int(util.GetBootProgress()))
+		ret.Data = map[string]interface{}{"closeTimeout": 5000}
+		return
+	}
+	if nil != err {
+		tx, txErr := sql.BeginTx()
+		if nil != txErr {
+			util.LogFatalf("transaction failed: %s", txErr)
+			return
+		}
+		sql.ClearBoxHash(tx)
+		sql.CommitTx(tx)
+		util.LogFatalf("transaction failed: %s", err)
+		return
+	}
+
+	ret.Data = transactions
+
+	app := arg["app"].(string)
+	session := arg["session"].(string)
+	if model.IsFoldHeading(&transactions) || model.IsUnfoldHeading(&transactions) {
+		model.WaitForWritingFiles()
+	}
+	pushTransactions(app, session, transactions)
+
+	elapsed := time.Now().Sub(start).Milliseconds()
+	c.Header("Server-Timing", fmt.Sprintf("total;dur=%d", elapsed))
+}
+
+func pushTransactions(app, session string, transactions []*model.Transaction) {
+	evt := util.NewCmdResult("transactions", 0, util.PushModeBroadcastExcludeSelf, util.PushModeBroadcastExcludeSelf)
+	evt.AppId = app
+	evt.SessionId = session
+	evt.Data = transactions
+	util.PushEvent(evt)
+}