513 lines
14 KiB
Go
513 lines
14 KiB
Go
package system
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import (
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"bytes"
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"context"
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"fmt"
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goast "go/ast"
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"go/parser"
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"go/printer"
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"go/token"
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"io"
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"mime/multipart"
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"os"
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"path/filepath"
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"strings"
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"git.echol.cn/loser/st/server/global"
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"git.echol.cn/loser/st/server/model/system"
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"git.echol.cn/loser/st/server/model/system/request"
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pluginUtils "git.echol.cn/loser/st/server/plugin/plugin-tool/utils"
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"git.echol.cn/loser/st/server/utils"
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ast "git.echol.cn/loser/st/server/utils/ast"
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"github.com/mholt/archives"
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cp "github.com/otiai10/copy"
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"github.com/pkg/errors"
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"go.uber.org/zap"
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)
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var AutoCodePlugin = new(autoCodePlugin)
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type autoCodePlugin struct{}
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// Install 插件安装
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func (s *autoCodePlugin) Install(file *multipart.FileHeader) (web, server int, err error) {
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const GVAPLUGPINATH = "./gva-plug-temp/"
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defer os.RemoveAll(GVAPLUGPINATH)
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_, err = os.Stat(GVAPLUGPINATH)
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if os.IsNotExist(err) {
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os.Mkdir(GVAPLUGPINATH, os.ModePerm)
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}
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src, err := file.Open()
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if err != nil {
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return -1, -1, err
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}
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defer src.Close()
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// 在临时目录创建目标文件
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// 使用完整路径拼接的好处：明确文件位置，避免路径混乱
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out, err := os.Create(GVAPLUGPINATH + file.Filename)
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if err != nil {
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return -1, -1, err
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}
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// 将上传的文件内容复制到临时文件
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// 使用io.Copy的好处：高效处理大文件，自动管理缓冲区，避免内存溢出
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_, err = io.Copy(out, src)
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if err != nil {
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out.Close()
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return -1, -1, err
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}
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// 立即关闭文件，确保数据写入磁盘并释放文件句柄
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// 必须在解压前关闭，否则在Windows系统上会导致文件被占用无法解压
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err = out.Close()
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if err != nil {
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return -1, -1, err
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}
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paths, err := utils.Unzip(GVAPLUGPINATH+file.Filename, GVAPLUGPINATH)
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paths = filterFile(paths)
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var webIndex = -1
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var serverIndex = -1
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webPlugin := ""
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serverPlugin := ""
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serverPackage := ""
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serverRootName := ""
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for i := range paths {
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paths[i] = filepath.ToSlash(paths[i])
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pathArr := strings.Split(paths[i], "/")
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ln := len(pathArr)
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if ln < 4 {
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continue
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}
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if pathArr[2]+"/"+pathArr[3] == `server/plugin` {
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if len(serverPlugin) == 0 {
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serverPlugin = filepath.Join(pathArr[0], pathArr[1], pathArr[2], pathArr[3])
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}
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if serverRootName == "" && ln > 1 && pathArr[1] != "" {
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serverRootName = pathArr[1]
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}
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if ln > 4 && serverPackage == "" && pathArr[4] != "" {
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serverPackage = pathArr[4]
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}
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}
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if pathArr[2]+"/"+pathArr[3] == `web/plugin` && len(webPlugin) == 0 {
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webPlugin = filepath.Join(pathArr[0], pathArr[1], pathArr[2], pathArr[3])
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}
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}
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if len(serverPlugin) == 0 && len(webPlugin) == 0 {
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zap.L().Error("非标准插件，请按照文档自动迁移使用")
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return webIndex, serverIndex, errors.New("非标准插件，请按照文档自动迁移使用")
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}
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if len(serverPlugin) != 0 {
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if serverPackage == "" {
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serverPackage = serverRootName
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}
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err = installation(serverPlugin, global.GVA_CONFIG.AutoCode.Server, global.GVA_CONFIG.AutoCode.Server)
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if err != nil {
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return webIndex, serverIndex, err
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}
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err = ensurePluginRegisterImport(serverPackage)
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if err != nil {
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return webIndex, serverIndex, err
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}
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}
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if len(webPlugin) != 0 {
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err = installation(webPlugin, global.GVA_CONFIG.AutoCode.Server, global.GVA_CONFIG.AutoCode.Web)
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if err != nil {
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return webIndex, serverIndex, err
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}
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}
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return 1, 1, err
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}
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func installation(path string, formPath string, toPath string) error {
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arr := strings.Split(filepath.ToSlash(path), "/")
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ln := len(arr)
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if ln < 3 {
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return errors.New("arr")
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}
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name := arr[ln-3]
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var form = filepath.Join(global.GVA_CONFIG.AutoCode.Root, formPath, path)
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var to = filepath.Join(global.GVA_CONFIG.AutoCode.Root, toPath, "plugin")
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_, err := os.Stat(to + name)
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if err == nil {
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zap.L().Error("autoPath 已存在同名插件，请自行手动安装", zap.String("to", to))
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return errors.New(toPath + "已存在同名插件，请自行手动安装")
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}
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return cp.Copy(form, to, cp.Options{Skip: skipMacSpecialDocument})
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}
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func ensurePluginRegisterImport(packageName string) error {
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module := strings.TrimSpace(global.GVA_CONFIG.AutoCode.Module)
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if module == "" {
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return errors.New("autocode module is empty")
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}
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if packageName == "" {
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return errors.New("plugin package is empty")
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}
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registerPath := filepath.Join(global.GVA_CONFIG.AutoCode.Root, global.GVA_CONFIG.AutoCode.Server, "plugin", "register.go")
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src, err := os.ReadFile(registerPath)
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if err != nil {
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return err
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}
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fileSet := token.NewFileSet()
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astFile, err := parser.ParseFile(fileSet, registerPath, src, parser.ParseComments)
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if err != nil {
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return err
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}
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importPath := fmt.Sprintf("%s/plugin/%s", module, packageName)
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if ast.CheckImport(astFile, importPath) {
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return nil
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}
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importSpec := &goast.ImportSpec{
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Name: goast.NewIdent("_"),
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Path: &goast.BasicLit{Kind: token.STRING, Value: fmt.Sprintf("%q", importPath)},
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}
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var importDecl *goast.GenDecl
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for _, decl := range astFile.Decls {
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genDecl, ok := decl.(*goast.GenDecl)
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if !ok {
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continue
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}
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if genDecl.Tok == token.IMPORT {
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importDecl = genDecl
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break
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}
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}
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if importDecl == nil {
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astFile.Decls = append([]goast.Decl{
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&goast.GenDecl{
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Tok: token.IMPORT,
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Specs: []goast.Spec{importSpec},
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},
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}, astFile.Decls...)
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} else {
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importDecl.Specs = append(importDecl.Specs, importSpec)
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}
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var out []byte
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bf := bytes.NewBuffer(out)
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printer.Fprint(bf, fileSet, astFile)
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return os.WriteFile(registerPath, bf.Bytes(), 0666)
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}
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func filterFile(paths []string) []string {
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np := make([]string, 0, len(paths))
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for _, path := range paths {
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if ok, _ := skipMacSpecialDocument(nil, path, ""); ok {
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continue
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}
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np = append(np, path)
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}
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return np
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}
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func skipMacSpecialDocument(_ os.FileInfo, src, _ string) (bool, error) {
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if strings.Contains(src, ".DS_Store") || strings.Contains(src, "__MACOSX") {
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return true, nil
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}
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return false, nil
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}
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func (s *autoCodePlugin) PubPlug(plugName string) (zipPath string, err error) {
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if plugName == "" {
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return "", errors.New("插件名称不能为空")
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}
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// 防止路径穿越
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plugName = filepath.Clean(plugName)
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webPath := filepath.Join(global.GVA_CONFIG.AutoCode.Root, global.GVA_CONFIG.AutoCode.Web, "plugin", plugName)
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serverPath := filepath.Join(global.GVA_CONFIG.AutoCode.Root, global.GVA_CONFIG.AutoCode.Server, "plugin", plugName)
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// 创建一个新的zip文件
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// 判断目录是否存在
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_, err = os.Stat(webPath)
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if err != nil {
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return "", errors.New("web路径不存在")
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}
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_, err = os.Stat(serverPath)
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if err != nil {
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return "", errors.New("server路径不存在")
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}
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fileName := plugName + ".zip"
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// 创建一个新的zip文件
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files, err := archives.FilesFromDisk(context.Background(), nil, map[string]string{
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webPath: plugName + "/web/plugin/" + plugName,
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serverPath: plugName + "/server/plugin/" + plugName,
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})
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// create the output file we'll write to
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out, err := os.Create(fileName)
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if err != nil {
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return
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}
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defer out.Close()
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// we can use the CompressedArchive type to gzip a tarball
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// (compression is not required; you could use Tar directly)
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format := archives.CompressedArchive{
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//Compression: archives.Gz{},
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Archival: archives.Zip{},
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}
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// create the archive
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err = format.Archive(context.Background(), out, files)
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if err != nil {
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return
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}
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return filepath.Join(global.GVA_CONFIG.AutoCode.Root, global.GVA_CONFIG.AutoCode.Server, fileName), nil
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}
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func (s *autoCodePlugin) InitMenu(menuInfo request.InitMenu) (err error) {
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menuPath := filepath.Join(global.GVA_CONFIG.AutoCode.Root, global.GVA_CONFIG.AutoCode.Server, "plugin", menuInfo.PlugName, "initialize", "menu.go")
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src, err := os.ReadFile(menuPath)
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if err != nil {
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fmt.Println(err)
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}
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fileSet := token.NewFileSet()
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astFile, err := parser.ParseFile(fileSet, "", src, 0)
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arrayAst := ast.FindArray(astFile, "model", "SysBaseMenu")
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var menus []system.SysBaseMenu
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parentMenu := []system.SysBaseMenu{
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{
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ParentId: 0,
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Path: menuInfo.PlugName + "Menu",
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Name: menuInfo.PlugName + "Menu",
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Hidden: false,
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Component: "view/routerHolder.vue",
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Sort: 0,
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Meta: system.Meta{
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Title: menuInfo.ParentMenu,
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Icon: "school",
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},
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},
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}
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// 查询菜单及其关联的参数和按钮
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err = global.GVA_DB.Preload("Parameters").Preload("MenuBtn").Find(&menus, "id in (?)", menuInfo.Menus).Error
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if err != nil {
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return err
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}
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menus = append(parentMenu, menus...)
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menuExpr := ast.CreateMenuStructAst(menus)
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arrayAst.Elts = *menuExpr
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var out []byte
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bf := bytes.NewBuffer(out)
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printer.Fprint(bf, fileSet, astFile)
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os.WriteFile(menuPath, bf.Bytes(), 0666)
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return nil
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}
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func (s *autoCodePlugin) InitAPI(apiInfo request.InitApi) (err error) {
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apiPath := filepath.Join(global.GVA_CONFIG.AutoCode.Root, global.GVA_CONFIG.AutoCode.Server, "plugin", apiInfo.PlugName, "initialize", "api.go")
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src, err := os.ReadFile(apiPath)
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if err != nil {
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fmt.Println(err)
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}
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fileSet := token.NewFileSet()
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astFile, err := parser.ParseFile(fileSet, "", src, 0)
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arrayAst := ast.FindArray(astFile, "model", "SysApi")
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var apis []system.SysApi
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err = global.GVA_DB.Find(&apis, "id in (?)", apiInfo.APIs).Error
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if err != nil {
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return err
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}
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apisExpr := ast.CreateApiStructAst(apis)
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arrayAst.Elts = *apisExpr
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var out []byte
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bf := bytes.NewBuffer(out)
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printer.Fprint(bf, fileSet, astFile)
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os.WriteFile(apiPath, bf.Bytes(), 0666)
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return nil
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}
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func (s *autoCodePlugin) InitDictionary(dictInfo request.InitDictionary) (err error) {
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dictPath := filepath.Join(global.GVA_CONFIG.AutoCode.Root, global.GVA_CONFIG.AutoCode.Server, "plugin", dictInfo.PlugName, "initialize", "dictionary.go")
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src, err := os.ReadFile(dictPath)
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if err != nil {
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fmt.Println(err)
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}
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fileSet := token.NewFileSet()
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astFile, err := parser.ParseFile(fileSet, "", src, 0)
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arrayAst := ast.FindArray(astFile, "model", "SysDictionary")
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var dictionaries []system.SysDictionary
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err = global.GVA_DB.Preload("SysDictionaryDetails").Find(&dictionaries, "id in (?)", dictInfo.Dictionaries).Error
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if err != nil {
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return err
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}
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dictExpr := ast.CreateDictionaryStructAst(dictionaries)
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arrayAst.Elts = *dictExpr
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var out []byte
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bf := bytes.NewBuffer(out)
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printer.Fprint(bf, fileSet, astFile)
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os.WriteFile(dictPath, bf.Bytes(), 0666)
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return nil
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}
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func (s *autoCodePlugin) Remove(pluginName string, pluginType string) (err error) {
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// 1. 删除前端代码
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if pluginType == "web" || pluginType == "full" {
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webDir := filepath.Join(global.GVA_CONFIG.AutoCode.Root, global.GVA_CONFIG.AutoCode.Web, "plugin", pluginName)
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err = os.RemoveAll(webDir)
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if err != nil {
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return errors.Wrap(err, "删除前端插件目录失败")
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}
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}
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// 2. 删除后端代码
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if pluginType == "server" || pluginType == "full" {
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serverDir := filepath.Join(global.GVA_CONFIG.AutoCode.Root, global.GVA_CONFIG.AutoCode.Server, "plugin", pluginName)
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err = os.RemoveAll(serverDir)
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if err != nil {
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return errors.Wrap(err, "删除后端插件目录失败")
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}
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// 移除注册
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removePluginRegisterImport(pluginName)
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}
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// 通过utils 获取 api 菜单 字典
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apis, menus, dicts := pluginUtils.GetPluginData(pluginName)
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// 3. 删除菜单 (递归删除)
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if len(menus) > 0 {
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for _, menu := range menus {
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var dbMenu system.SysBaseMenu
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if err := global.GVA_DB.Where("name = ?", menu.Name).First(&dbMenu).Error; err == nil {
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// 获取该菜单及其所有子菜单的ID
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var menuIds []int
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GetMenuIds(dbMenu, &menuIds)
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// 逆序删除，先删除子菜单
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for i := len(menuIds) - 1; i >= 0; i-- {
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err := BaseMenuServiceApp.DeleteBaseMenu(menuIds[i])
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if err != nil {
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zap.L().Error("删除菜单失败", zap.Int("id", menuIds[i]), zap.Error(err))
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}
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}
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}
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}
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}
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// 4. 删除API
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if len(apis) > 0 {
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for _, api := range apis {
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var dbApi system.SysApi
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if err := global.GVA_DB.Where("path = ? AND method = ?", api.Path, api.Method).First(&dbApi).Error; err == nil {
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err := ApiServiceApp.DeleteApi(dbApi)
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if err != nil {
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zap.L().Error("删除API失败", zap.String("path", api.Path), zap.Error(err))
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}
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}
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}
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}
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// 5. 删除字典
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if len(dicts) > 0 {
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for _, dict := range dicts {
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var dbDict system.SysDictionary
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if err := global.GVA_DB.Where("type = ?", dict.Type).First(&dbDict).Error; err == nil {
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err := DictionaryServiceApp.DeleteSysDictionary(dbDict)
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if err != nil {
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zap.L().Error("删除字典失败", zap.String("type", dict.Type), zap.Error(err))
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}
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}
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}
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}
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return nil
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}
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func GetMenuIds(menu system.SysBaseMenu, ids *[]int) {
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*ids = append(*ids, int(menu.ID))
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var children []system.SysBaseMenu
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global.GVA_DB.Where("parent_id = ?", menu.ID).Find(&children)
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for _, child := range children {
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// 先递归收集子菜单
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GetMenuIds(child, ids)
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}
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}
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func removePluginRegisterImport(packageName string) error {
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module := strings.TrimSpace(global.GVA_CONFIG.AutoCode.Module)
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if module == "" {
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return errors.New("autocode module is empty")
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}
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if packageName == "" {
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return errors.New("plugin package is empty")
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}
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registerPath := filepath.Join(global.GVA_CONFIG.AutoCode.Root, global.GVA_CONFIG.AutoCode.Server, "plugin", "register.go")
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src, err := os.ReadFile(registerPath)
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if err != nil {
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return err
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}
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fileSet := token.NewFileSet()
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astFile, err := parser.ParseFile(fileSet, registerPath, src, parser.ParseComments)
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if err != nil {
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return err
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}
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importPath := fmt.Sprintf("%s/plugin/%s", module, packageName)
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importLit := fmt.Sprintf("%q", importPath)
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// 移除 import
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var newDecls []goast.Decl
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for _, decl := range astFile.Decls {
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genDecl, ok := decl.(*goast.GenDecl)
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if !ok {
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newDecls = append(newDecls, decl)
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continue
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}
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if genDecl.Tok == token.IMPORT {
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var newSpecs []goast.Spec
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for _, spec := range genDecl.Specs {
|
||
importSpec, ok := spec.(*goast.ImportSpec)
|
||
if !ok {
|
||
newSpecs = append(newSpecs, spec)
|
||
continue
|
||
}
|
||
if importSpec.Path.Value != importLit {
|
||
newSpecs = append(newSpecs, spec)
|
||
}
|
||
}
|
||
// 如果还有其他import，保留该 decl
|
||
if len(newSpecs) > 0 {
|
||
genDecl.Specs = newSpecs
|
||
newDecls = append(newDecls, genDecl)
|
||
}
|
||
} else {
|
||
newDecls = append(newDecls, decl)
|
||
}
|
||
}
|
||
astFile.Decls = newDecls
|
||
|
||
var out []byte
|
||
bf := bytes.NewBuffer(out)
|
||
printer.Fprint(bf, fileSet, astFile)
|
||
|
||
return os.WriteFile(registerPath, bf.Bytes(), 0666)
|
||
}
|