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

kernel/api/lute.go

@@ -0,0 +1,144 @@
+// 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 (
+	"net/http"
+	"path/filepath"
+	"strings"
+
+	"github.com/88250/gulu"
+	"github.com/88250/lute/ast"
+	"github.com/88250/lute/parse"
+	"github.com/88250/lute/render"
+	"github.com/88250/protyle"
+	"github.com/gin-gonic/gin"
+	"github.com/siyuan-note/siyuan/kernel/model"
+	"github.com/siyuan-note/siyuan/kernel/util"
+)
+
+func copyStdMarkdown(c *gin.Context) {
+	ret := gulu.Ret.NewResult()
+	defer c.JSON(http.StatusOK, ret)
+
+	arg, ok := util.JsonArg(c, ret)
+	if !ok {
+		return
+	}
+
+	id := arg["id"].(string)
+	ret.Data = model.CopyStdMarkdown(id)
+}
+
+func html2BlockDOM(c *gin.Context) {
+	ret := gulu.Ret.NewResult()
+	defer c.JSON(http.StatusOK, ret)
+
+	arg, ok := util.JsonArg(c, ret)
+	if !ok {
+		return
+	}
+
+	dom := arg["dom"].(string)
+	luteEngine := model.NewLute()
+	markdown, err := luteEngine.HTML2Markdown(dom)
+	if nil != err {
+		ret.Data = "Failed to convert"
+		return
+	}
+
+	var unlinks []*ast.Node
+	tree := parse.Parse("", []byte(markdown), luteEngine.ParseOptions)
+	ast.Walk(tree.Root, func(n *ast.Node, entering bool) ast.WalkStatus {
+		if !entering {
+			return ast.WalkContinue
+		}
+
+		if ast.NodeListItem == n.Type && nil == n.FirstChild {
+			newNode := protyle.NewParagraph()
+			n.AppendChild(newNode)
+			n.SetIALAttr("updated", util.TimeFromID(newNode.ID))
+			return ast.WalkSkipChildren
+		} else if ast.NodeBlockquote == n.Type && nil == n.FirstChild.Next {
+			unlinks = append(unlinks, n)
+		}
+		return ast.WalkContinue
+	})
+	for _, n := range unlinks {
+		n.Unlink()
+	}
+
+	if "std" == model.Conf.System.Container {
+		// 处理本地资源文件复制
+		ast.Walk(tree.Root, func(n *ast.Node, entering bool) ast.WalkStatus {
+			if !entering || ast.NodeLinkDest != n.Type {
+				return ast.WalkContinue
+			}
+
+			if "" == n.TokensStr() {
+				return ast.WalkContinue
+			}
+
+			localPath := n.TokensStr()
+			if strings.HasPrefix(localPath, "http") {
+				return ast.WalkContinue
+			}
+
+			localPath = strings.TrimPrefix(localPath, "file://")
+			if gulu.OS.IsWindows() {
+				localPath = strings.TrimPrefix(localPath, "/")
+			}
+			if !gulu.File.IsExist(localPath) {
+				return ast.WalkContinue
+			}
+
+			name := filepath.Base(localPath)
+			ext := filepath.Ext(name)
+			name = name[0 : len(name)-len(ext)]
+			name = name + "-" + ast.NewNodeID() + ext
+			targetPath := filepath.Join(util.DataDir, "assets", name)
+			if err = gulu.File.CopyFile(localPath, targetPath); nil != err {
+				util.LogErrorf("copy asset from [%s] to [%s] failed: %s", localPath, targetPath, err)
+				return ast.WalkStop
+			}
+			n.Tokens = gulu.Str.ToBytes("assets/" + name)
+			return ast.WalkContinue
+		})
+	}
+
+	renderer := render.NewBlockRenderer(tree, luteEngine.RenderOptions)
+	output := renderer.Render()
+	ret.Data = gulu.Str.FromBytes(output)
+}
+
+func spinBlockDOM(c *gin.Context) {
+	ret := gulu.Ret.NewResult()
+	defer c.JSON(http.StatusOK, ret)
+
+	arg, ok := util.JsonArg(c, ret)
+	if !ok {
+		return
+	}
+
+	dom := arg["dom"].(string)
+	luteEngine := model.NewLute()
+
+	dom = luteEngine.SpinBlockDOM(dom)
+	ret.Data = map[string]interface{}{
+		"dom": dom,
+	}
+}