:art: Preview mode supports jumping through the outline panel https://github.com/siyuan-note/siyuan/issues/3059

kernel/api/export.go

@@ -498,9 +498,10 @@ func exportPreview(c *gin.Context) {
 	}
 
 	id := arg["id"].(string)
-	stdHTML := model.Preview(id)
+	stdHTML, outline := model.Preview(id)
 	ret.Data = map[string]interface{}{
-		"html": stdHTML,
+		"html":    stdHTML,
+		"outline": outline,
 	}
 }
 

kernel/go.mod

@@ -6,7 +6,7 @@ require (
 	github.com/88250/clipboard v0.1.5
 	github.com/88250/css v0.1.2
 	github.com/88250/gulu v1.2.3-0.20230615033005-b519d6875346
-	github.com/88250/lute v1.7.6-0.20230608014232-e10343eb445d
+	github.com/88250/lute v1.7.6-0.20230617074457-ffab89d50887
 	github.com/88250/pdfcpu v0.3.14-0.20230401044135-c7369a99720c
 	github.com/88250/vitess-sqlparser v0.0.0-20210205111146-56a2ded2aba1
 	github.com/ClarkThan/ahocorasick v0.0.0-20230220142845-f237b6348b3e

kernel/go.sum

@@ -8,8 +8,8 @@ github.com/88250/go-sqlite3 v1.14.13-0.20220714142610-fbbda1ee84f5 h1:8HdZozCsXS
 github.com/88250/go-sqlite3 v1.14.13-0.20220714142610-fbbda1ee84f5/go.mod h1:NyWgC/yNuGj7Q9rpYnZvas74GogHl5/Z4A/KQRfk6bU=
 github.com/88250/gulu v1.2.3-0.20230615033005-b519d6875346 h1:U0wZN6zuf+vUhzdHC6DbZE/bY5FUt3FuCwn/KgObV44=
 github.com/88250/gulu v1.2.3-0.20230615033005-b519d6875346/go.mod h1:pTWnjt+6qUqNnP9xltswsJxgCBVu3C7eW09u48LWX0k=
-github.com/88250/lute v1.7.6-0.20230608014232-e10343eb445d h1:D3HPp3lcibUYqq6hu/dPP6rx+To23VyE96eMBhwFoNg=
-github.com/88250/lute v1.7.6-0.20230608014232-e10343eb445d/go.mod h1:+wUqx/1kdFDbWtxn9LYJlaCOAeol2pjSO6w+WJTVQsg=
+github.com/88250/lute v1.7.6-0.20230617074457-ffab89d50887 h1:jIOA18lMo4DOdF3K66lu4DCOhgrfeHTNY710cXuPkL0=
+github.com/88250/lute v1.7.6-0.20230617074457-ffab89d50887/go.mod h1:+wUqx/1kdFDbWtxn9LYJlaCOAeol2pjSO6w+WJTVQsg=
 github.com/88250/pdfcpu v0.3.14-0.20230401044135-c7369a99720c h1:Dl/8S9iLyPMTElnWIBxmjaLiWrkI5P4a21ivwAn5pU0=
 github.com/88250/pdfcpu v0.3.14-0.20230401044135-c7369a99720c/go.mod h1:S5YT38L/GCjVjmB4PB84PymA1qfopjEhfhTNQilLpv4=
 github.com/88250/vitess-sqlparser v0.0.0-20210205111146-56a2ded2aba1 h1:48T899JQDwyyRu9yXHePYlPdHtpJfrJEUGBMH3SMBWY=

kernel/model/backlink.go

@@ -252,7 +252,7 @@ func GetBacklink2(id, keyword, mentionKeyword string, sortMode, mentionSortMode
 	refs = removeDuplicatedRefs(refs) // 同一个块中引用多个相同块时反链去重 https://github.com/siyuan-note/siyuan/issues/3317
 
 	linkRefs, linkRefsCount, excludeBacklinkIDs := buildLinkRefs(rootID, refs, keyword)
-	tmpBacklinks := toFlatTree(linkRefs, 0, "backlink")
+	tmpBacklinks := toFlatTree(linkRefs, 0, "backlink", nil)
 
 	for _, l := range tmpBacklinks {
 		l.Blocks = nil
@@ -282,7 +282,7 @@ func GetBacklink2(id, keyword, mentionKeyword string, sortMode, mentionSortMode
 	})
 
 	mentionRefs, _ := buildTreeBackmention(sqlBlock, linkRefs, mentionKeyword, excludeBacklinkIDs, 12)
-	tmpBackmentions := toFlatTree(mentionRefs, 0, "backlink")
+	tmpBackmentions := toFlatTree(mentionRefs, 0, "backlink", nil)
 	for _, l := range tmpBackmentions {
 		l.Blocks = nil
 		backmentions = append(backmentions, l)
@@ -442,7 +442,7 @@ func GetBacklink(id, keyword, mentionKeyword string, beforeLen int) (boxID strin
 
 	mentions, _ := buildTreeBackmention(sqlBlock, linkRefs, mentionKeyword, excludeBacklinkIDs, beforeLen)
 	mentionsCount = len(mentions)
-	mentionPaths = toFlatTree(mentions, 0, "backlink")
+	mentionPaths = toFlatTree(mentions, 0, "backlink", nil)
 	return
 }
 

kernel/model/export.go

@@ -318,7 +318,7 @@ func exportData(exportFolder string) (zipPath string, err error) {
 	return
 }
 
-func Preview(id string) string {
+func Preview(id string) (retStdHTML string, retOutline []*Path) {
 	tree, _ := loadTreeByBlockID(id)
 	tree = exportTree(tree, false, false, false,
 		Conf.Export.BlockRefMode, Conf.Export.BlockEmbedMode, Conf.Export.FileAnnotationRefMode,
@@ -329,7 +329,13 @@ func Preview(id string) string {
 	luteEngine.SetFootnotes(true)
 	md := treenode.FormatNode(tree.Root, luteEngine)
 	tree = parse.Parse("", []byte(md), luteEngine.ParseOptions)
-	return luteEngine.ProtylePreview(tree, luteEngine.RenderOptions)
+	retStdHTML = luteEngine.ProtylePreview(tree, luteEngine.RenderOptions)
+
+	if footnotesDefBlock := tree.Root.ChildByType(ast.NodeFootnotesDefBlock); nil != footnotesDefBlock {
+		footnotesDefBlock.Unlink()
+	}
+	retOutline = outline(tree)
+	return
 }
 
 func ExportDocx(id, savePath string, removeAssets, merge bool) (err error) {

kernel/model/outline.go

@@ -20,6 +20,7 @@ import (
 	"time"
 
 	"github.com/88250/lute/ast"
+	"github.com/88250/lute/parse"
 	"github.com/emirpasic/gods/stacks/linkedliststack"
 	"github.com/siyuan-note/siyuan/kernel/treenode"
 	"github.com/siyuan-note/siyuan/kernel/util"
@@ -35,13 +36,18 @@ func Outline(rootID string) (ret []*Path, err error) {
 		return
 	}
 
+	ret = outline(tree)
+	return
+}
+
+func outline(tree *parse.Tree) (ret []*Path) {
 	luteEngine := NewLute()
 	var headings []*Block
 	ast.Walk(tree.Root, func(n *ast.Node, entering bool) ast.WalkStatus {
 		if entering && ast.NodeHeading == n.Type && !n.ParentIs(ast.NodeBlockquote) {
 			n.Box, n.Path = tree.Box, tree.Path
 			block := &Block{
-				RootID:  rootID,
+				RootID:  tree.Root.ID,
 				Depth:   n.HeadingLevel,
 				Box:     n.Box,
 				Path:    n.Path,
@@ -82,7 +88,7 @@ func Outline(rootID string) (ret []*Path, err error) {
 		}
 	}
 
-	ret = toFlatTree(blocks, 0, "outline")
+	ret = toFlatTree(blocks, 0, "outline", tree)
 	if 0 < len(ret) {
 		children := ret[0].Blocks
 		ret = nil

kernel/model/path.go

@@ -25,6 +25,7 @@ import (
 	"strings"
 
 	"github.com/88250/lute/ast"
+	"github.com/88250/lute/parse"
 	"github.com/siyuan-note/logging"
 	"github.com/siyuan-note/siyuan/kernel/search"
 	"github.com/siyuan-note/siyuan/kernel/sql"
@@ -99,12 +100,12 @@ func createDocsByHPath(boxID, hPath, content, parentID string) (id string, exist
 	return
 }
 
-func toFlatTree(blocks []*Block, baseDepth int, typ string) (ret []*Path) {
+func toFlatTree(blocks []*Block, baseDepth int, typ string, tree *parse.Tree) (ret []*Path) {
 	var blockRoots []*Block
 	for _, block := range blocks {
 		root := getBlockIn(blockRoots, block.RootID)
 		if nil == root {
-			root, _ = getBlock(block.RootID, nil)
+			root, _ = getBlock(block.RootID, tree)
 			blockRoots = append(blockRoots, root)
 		}
 		if nil == root {