siyuan/kernel/model/path.go

354 lines
9.6 KiB
Go

// 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 model
import (
"bytes"
"os"
"path"
"path/filepath"
"sort"
"strings"
"github.com/88250/gulu"
"github.com/88250/lute/ast"
"github.com/siyuan-note/siyuan/kernel/search"
"github.com/siyuan-note/siyuan/kernel/sql"
"github.com/siyuan-note/siyuan/kernel/treenode"
"github.com/siyuan-note/siyuan/kernel/util"
)
func createDocsByHPath(boxID, hPath, content string) (id string, err error) {
hPath = strings.TrimSuffix(hPath, ".sy")
if docExist := nil != treenode.GetBlockTreeRootByHPath(boxID, hPath); docExist {
hPath += "-" + gulu.Rand.String(7)
}
pathBuilder := bytes.Buffer{}
pathBuilder.WriteString("/")
hPathBuilder := bytes.Buffer{}
hPathBuilder.WriteString("/")
parts := strings.Split(hPath, "/")[1:]
for i, part := range parts {
hPathBuilder.WriteString(part)
hp := hPathBuilder.String()
root := treenode.GetBlockTreeRootByHPath(boxID, hp)
isNotLast := i < len(parts)-1
if nil == root {
id = ast.NewNodeID()
pathBuilder.WriteString(id)
docP := pathBuilder.String() + ".sy"
if isNotLast {
if err = createDoc(boxID, docP, part, ""); nil != err {
return
}
} else {
if err = createDoc(boxID, docP, part, content); nil != err {
return
}
}
if isNotLast {
dirPath := filepath.Join(util.DataDir, boxID, pathBuilder.String())
if err = os.MkdirAll(dirPath, 0755); nil != err {
util.LogErrorf("mkdir [%s] failed: %s", dirPath, err)
return
}
}
} else {
id = root.ID
pathBuilder.WriteString(root.ID)
if !isNotLast {
pathBuilder.WriteString(".sy")
}
}
if isNotLast {
pathBuilder.WriteString("/")
hPathBuilder.WriteString("/")
}
}
return
}
func toFlatTree(blocks []*Block, baseDepth int, typ string) (ret []*Path) {
var blockRoots []*Block
for _, block := range blocks {
root := getBlockIn(blockRoots, block.RootID)
if nil == root {
root, _ = getBlock(block.RootID)
blockRoots = append(blockRoots, root)
}
if nil == root {
return
}
block.Depth = baseDepth + 1
block.Count = len(block.Children)
root.Children = append(root.Children, block)
}
for _, root := range blockRoots {
treeNode := &Path{
ID: root.ID,
Box: root.Box,
Name: path.Base(root.HPath),
NodeType: root.Type,
Type: typ,
SubType: root.SubType,
Depth: baseDepth,
Count: len(root.Children),
}
for _, c := range root.Children {
treeNode.Blocks = append(treeNode.Blocks, c)
}
ret = append(ret, treeNode)
}
sort.Slice(ret, func(i, j int) bool {
return ret[i].ID > ret[j].ID
})
return
}
func toSubTree(blocks []*Block, keyword string) (ret []*Path) {
keyword = strings.TrimSpace(keyword)
var blockRoots []*Block
for _, block := range blocks {
root := getBlockIn(blockRoots, block.RootID)
if nil == root {
root, _ = getBlock(block.RootID)
blockRoots = append(blockRoots, root)
}
block.Depth = 1
block.Count = len(block.Children)
root.Children = append(root.Children, block)
}
for _, root := range blockRoots {
treeNode := &Path{
ID: root.ID,
Box: root.Box,
Name: path.Base(root.HPath),
Type: "backlink",
NodeType: "NodeDocument",
SubType: root.SubType,
Depth: 0,
Count: len(root.Children),
}
for _, c := range root.Children {
if "NodeListItem" == c.Type {
tree, _ := loadTreeByBlockID(c.RootID)
li := treenode.GetNodeInTree(tree, c.ID)
var first *sql.Block
if 3 != li.ListData.Typ {
first = sql.GetBlock(li.FirstChild.ID)
} else {
first = sql.GetBlock(li.FirstChild.Next.ID)
}
name := first.Content
parentPos := 0
if "" != keyword {
parentPos, name = search.MarkText(name, keyword, 12, Conf.Search.CaseSensitive)
}
subRoot := &Path{
ID: li.ID,
Box: li.Box,
Name: name,
Type: "backlink",
NodeType: li.Type.String(),
SubType: c.SubType,
Depth: 1,
Count: 1,
}
unfold := true
for liFirstBlockSpan := li.FirstChild.FirstChild; nil != liFirstBlockSpan; liFirstBlockSpan = liFirstBlockSpan.Next {
if ast.NodeBlockRef == liFirstBlockSpan.Type {
continue
}
if "" != strings.TrimSpace(liFirstBlockSpan.Text()) {
unfold = false
break
}
}
for next := li.FirstChild.Next; nil != next; next = next.Next {
subBlock, _ := getBlock(next.ID)
if unfold {
if ast.NodeList == next.Type {
for subLi := next.FirstChild; nil != subLi; subLi = subLi.Next {
subLiBlock, _ := getBlock(subLi.ID)
var subFirst *sql.Block
if 3 != subLi.ListData.Typ {
subFirst = sql.GetBlock(subLi.FirstChild.ID)
} else {
subFirst = sql.GetBlock(subLi.FirstChild.Next.ID)
}
subPos := 0
content := subFirst.Content
if "" != keyword {
subPos, content = search.MarkText(subFirst.Content, keyword, 12, Conf.Search.CaseSensitive)
}
if -1 < subPos {
parentPos = 0 // 需要显示父级
}
subLiBlock.Content = content
subLiBlock.Depth = 2
subRoot.Blocks = append(subRoot.Blocks, subLiBlock)
}
} else if ast.NodeHeading == next.Type {
subBlock.Depth = 2
subRoot.Blocks = append(subRoot.Blocks, subBlock)
headingChildren := treenode.HeadingChildren(next)
var breakSub bool
for _, n := range headingChildren {
block, _ := getBlock(n.ID)
subPos := 0
content := block.Content
if "" != keyword {
subPos, content = search.MarkText(block.Content, keyword, 12, Conf.Search.CaseSensitive)
}
if -1 < subPos {
parentPos = 0
}
block.Content = content
block.Depth = 3
subRoot.Blocks = append(subRoot.Blocks, block)
if ast.NodeHeading == n.Type {
// 跳过子标题下面的块
breakSub = true
break
}
}
if breakSub {
break
}
} else {
if nil == treenode.HeadingParent(next) {
subBlock.Depth = 2
subRoot.Blocks = append(subRoot.Blocks, subBlock)
}
}
}
}
if -1 < parentPos {
treeNode.Children = append(treeNode.Children, subRoot)
}
} else if "NodeHeading" == c.Type {
tree, _ := loadTreeByBlockID(c.RootID)
h := treenode.GetNodeInTree(tree, c.ID)
name := sql.GetBlock(h.ID).Content
parentPos := 0
if "" != keyword {
parentPos, name = search.MarkText(name, keyword, 12, Conf.Search.CaseSensitive)
}
subRoot := &Path{
ID: h.ID,
Box: h.Box,
Name: name,
Type: "backlink",
NodeType: h.Type.String(),
SubType: c.SubType,
Depth: 1,
Count: 1,
}
unfold := true
for headingFirstSpan := h.FirstChild; nil != headingFirstSpan; headingFirstSpan = headingFirstSpan.Next {
if ast.NodeBlockRef == headingFirstSpan.Type {
continue
}
if "" != strings.TrimSpace(headingFirstSpan.Text()) {
unfold = false
break
}
}
if unfold {
headingChildren := treenode.HeadingChildren(h)
for _, headingChild := range headingChildren {
if ast.NodeList == headingChild.Type {
for subLi := headingChild.FirstChild; nil != subLi; subLi = subLi.Next {
subLiBlock, _ := getBlock(subLi.ID)
var subFirst *sql.Block
if 3 != subLi.ListData.Typ {
subFirst = sql.GetBlock(subLi.FirstChild.ID)
} else {
subFirst = sql.GetBlock(subLi.FirstChild.Next.ID)
}
subPos := 0
content := subFirst.Content
if "" != keyword {
subPos, content = search.MarkText(content, keyword, 12, Conf.Search.CaseSensitive)
}
if -1 < subPos {
parentPos = 0
}
subLiBlock.Content = subFirst.Content
subLiBlock.Depth = 2
subRoot.Blocks = append(subRoot.Blocks, subLiBlock)
}
} else {
subBlock, _ := getBlock(headingChild.ID)
subBlock.Depth = 2
subRoot.Blocks = append(subRoot.Blocks, subBlock)
}
}
}
if -1 < parentPos {
treeNode.Children = append(treeNode.Children, subRoot)
}
} else {
pos := 0
content := c.Content
if "" != keyword {
pos, content = search.MarkText(content, keyword, 12, Conf.Search.CaseSensitive)
}
if -1 < pos {
treeNode.Blocks = append(treeNode.Blocks, c)
}
}
}
rootPos := -1
var rootContent string
if "" != keyword {
rootPos, rootContent = search.MarkText(treeNode.Name, keyword, 12, Conf.Search.CaseSensitive)
treeNode.Name = rootContent
}
if 0 < len(treeNode.Children) || 0 < len(treeNode.Blocks) || (-1 < rootPos && "" != keyword) {
ret = append(ret, treeNode)
}
}
sort.Slice(ret, func(i, j int) bool {
return ret[i].ID > ret[j].ID
})
return
}
func getBlockIn(blocks []*Block, id string) *Block {
if "" == id {
return nil
}
for _, block := range blocks {
if block.ID == id {
return block
}
}
return nil
}