xmind转换为markdown
文章目录
- 解锁思维导图新姿势:将XMind转为结构化Markdown
- 一、认识Xmind结构
- 二、核心转换流程详解
- 1.解压XMind文件(ZIP处理)
- 2.解析JSON数据结构
- 3:递归转换树形结构
- 4:Markdown层级生成逻辑
- 三、完整代码
解锁思维导图新姿势:将XMind转为结构化Markdown
你是否曾遇到过这些场景?
- 精心设计的XMind思维导图需要分享给只支持Markdown的协作者
- 想将思维导图发布到支持Markdown的博客平台
- 需要版本化管理思维导图内容
今天我们将深入探讨如何用Go语言构建一个强大的命令行工具,实现XMind到Markdown的无损转换。
一、认识Xmind结构
和docx等格式一样,xmind本质上来说是一个压缩包,将节点信息压缩在文件内。
├── Thumbnails/ # 缩略图
├── content.json # 核心内容
├── content.xml
├── manifest.json
├── metadata.json # 元数据
├── Revisions/ # 修订历史
└── resources/ # 附件资源
其中最关键的是content.json
文件,它用JSON格式存储了完整的思维导图数据结构。我们的转换工具需要精准解析这个文件。
二、核心转换流程详解
1.解压XMind文件(ZIP处理)
r, err := zip.OpenReader(inputPath)
defer r.Close()for _, f := range r.File {if f.Name == "content.json" {// 读取文件内容}
}
这里使用标准库archive/zip
读取压缩包,精准定位核心JSON文件。异常处理是关键点:
- 检查是否为有效ZIP文件
- 确保content.json存在
- 处理文件读取错误
2.解析JSON数据结构
我们定义了精准映射JSON的Go结构体:
// XMindContent represents the structure of content.json
type XMindContent []struct {ID string `json:"id"`Class string `json:"class"`Title string `json:"title"`RootTopic struct {ID string `json:"id"`Class string `json:"class"`Title string `json:"title"`Href string `json:"href"`StructureClass string `json:"structureClass"`Children struct {Attached []Topic `json:"attached"`} `json:"children"`} `json:"rootTopic"`
}type Topic struct {Title string `json:"title"`ID string `json:"id"`Href string `json:"href"`Position struct {X float64 `json:"x"`Y float64 `json:"y"`} `json:"position"`Children struct {Attached []Topic `json:"attached"`} `json:"children"`Branch string `json:"branch"`Markers []struct {MarkerID string `json:"markerId"`} `json:"markers"`Summaries []struct {Range string `json:"range"`TopicID string `json:"topicId"`} `json:"summaries"`Image struct {Src string `json:"src"`Align string `json:"align"`} `json:"image"`AttributedTitle []struct {Text string `json:"text"`} `json:"attributedTitle"`
}
核心:
- 嵌套结构匹配XMind的树形数据
Attached
字段处理多分支结构- 支持标记(markers)和超链接(href)解析
3:递归转换树形结构
func printTopic(topic Topic, level int, output *os.File) {// 动态计算缩进fmt.Fprintf(output, "%s- ", strings.Repeat(" ", level))// 处理超链接if topic.Href != "" {fmt.Fprintf(output, "[%s](%s)", topic.Title, topic.Href)} else {fmt.Fprint(output, topic.Title)}// 添加标记图标if len(topic.Markers) > 0 {fmt.Fprint(output, " [")for i, m := range topic.Markers {if i > 0 { fmt.Print(", ") }fmt.Fprint(output, m.MarkerID)}fmt.Print("]")}fmt.Println()// 递归处理子节点for _, child := range topic.Children.Attached {printTopic(child, level+1, output)}
}
递归策略:
- 每个节点根据层级生成对应缩进
- 动态处理超链接和标记
- 深度优先遍历确保结构正确性
4:Markdown层级生成逻辑
采用清晰的标题层级映射:
# 思维导图名称 // H1
## 中心主题 // H2
### 主要分支 // H3
- 子主题1 // 无序列表- 子子主题 // 缩进列表
这种结构完美保留了:
- 原始信息的层次关系
- 超链接资源
- 优先级标记(旗帜/星标等)
三、完整代码
/*
Copyright © 2025 NAME HERE <EMAIL ADDRESS>
*/
package cmdimport ("archive/zip""encoding/json""fmt""io/ioutil""os""github.com/spf13/cobra"
)// XMindContent represents the structure of content.json
type XMindContent []struct {ID string `json:"id"`Class string `json:"class"`Title string `json:"title"`RootTopic struct {ID string `json:"id"`Class string `json:"class"`Title string `json:"title"`Href string `json:"href"`StructureClass string `json:"structureClass"`Children struct {Attached []Topic `json:"attached"`} `json:"children"`} `json:"rootTopic"`
}type Topic struct {Title string `json:"title"`ID string `json:"id"`Href string `json:"href"`Position struct {X float64 `json:"x"`Y float64 `json:"y"`} `json:"position"`Children struct {Attached []Topic `json:"attached"`} `json:"children"`Branch string `json:"branch"`Markers []struct {MarkerID string `json:"markerId"`} `json:"markers"`Summaries []struct {Range string `json:"range"`TopicID string `json:"topicId"`} `json:"summaries"`
}func generateMarkdown(sheets XMindContent, outputPath string) error {// Create output fileoutputFile, err := os.Create(outputPath)if err != nil {return fmt.Errorf("failed to create output file: %v", err)}defer outputFile.Close()// Generate Markdown for each sheetfor _, sheet := range sheets {// Sheet title as H1fmt.Fprintf(outputFile, "# %s\n\n", sheet.Title)// Root topic title as H2fmt.Fprintf(outputFile, "## %s\n", sheet.RootTopic.Title)if sheet.RootTopic.Href != "" {fmt.Fprintf(outputFile, "[%s](%s)\n", sheet.RootTopic.Title, sheet.RootTopic.Href)}fmt.Fprintln(outputFile)// First level topics as H3for _, topic := range sheet.RootTopic.Children.Attached {fmt.Fprintf(outputFile, "### %s\n", topic.Title)if topic.Href != "" {fmt.Fprintf(outputFile, "[%s](%s)\n", topic.Title, topic.Href)}// Print markers if presentif len(topic.Markers) > 0 {fmt.Fprint(outputFile, "Markers: ")for i, marker := range topic.Markers {if i > 0 {fmt.Fprint(outputFile, ", ")}fmt.Fprint(outputFile, marker.MarkerID)}fmt.Fprintln(outputFile)}// Deeper levels as listsfor _, child := range topic.Children.Attached {printTopic(child, 0, outputFile)}fmt.Fprintln(outputFile) // Add extra space between topics}}return nil
}func printTopic(topic Topic, level int, output *os.File) {// Print topic title with indentationfmt.Fprintf(output, "%s- ", getIndent(level))// Handle title with or without hrefif topic.Href != "" {fmt.Fprintf(output, "[%s](%s)", topic.Title, topic.Href)} else {fmt.Fprint(output, topic.Title)}// Show markers if presentif len(topic.Markers) > 0 {fmt.Fprint(output, " [")for i, marker := range topic.Markers {if i > 0 {fmt.Fprint(output, ", ")}fmt.Fprint(output, marker.MarkerID)}fmt.Fprint(output, "]")}fmt.Fprintln(output)// Recursively print subtopicsfor _, child := range topic.Children.Attached {printTopic(child, level+1, output)}
}func getIndent(level int) string {indent := ""for i := 0; i < level; i++ {indent += " "}return indent
}func Convert(inputPath, outputPath string) error {// 1. Unzip XMind filer, err := zip.OpenReader(inputPath)if err != nil {return fmt.Errorf("failed to open XMind file: %v", err)}defer r.Close()// 2. Read content.jsonvar content []bytefor _, f := range r.File {if f.Name == "content.json" {rc, err := f.Open()if err != nil {return fmt.Errorf("failed to open content.json: %v", err)}defer rc.Close()content, err = ioutil.ReadAll(rc)if err != nil {return fmt.Errorf("failed to read content.json: %v", err)}break}}if content == nil {return fmt.Errorf("content.json not found in XMind file")}// 3. Parse content.jsonvar xmindContent XMindContenterr = json.Unmarshal(content, &xmindContent)if err != nil {return fmt.Errorf("failed to parse JSON: %v", err)}// 4. Generate Markdownreturn generateMarkdown(xmindContent, outputPath)
}// xmind2mdCmd represents the xmind2md command
var xmind2mdCmd = &cobra.Command{Use: "xmind2md",Short: "Convert XMind to Markdown",Long: `Transform XMind mind maps to Markdown format`,Run: func(cmd *cobra.Command, args []string) {if len(args) == 0 {fmt.Println("Please provide an input XMind file")return}inputFile := args[0]outputFile, _ := cmd.Flags().GetString("output")if outputFile == "" {// 去除.xmind后缀if len(inputFile) > 6 && inputFile[len(inputFile)-6:] == ".xmind" {outputFile = inputFile[:len(inputFile)-6] + ".md"} else {outputFile = inputFile + ".md"}}fmt.Printf("Converting %s to %s\n", inputFile, outputFile)err := Convert(inputFile, outputFile)if err != nil {fmt.Printf("Error: %v\n", err)} else {fmt.Printf("Successfully converted to %s\n", outputFile)}},
}func init() {xmind2mdCmd.Flags().StringP("output", "o", "", "output file")rootCmd.AddCommand(xmind2mdCmd)
}