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package store
import (
"encoding/json"
"fmt"
"godo/libs"
"log"
"net/http"
"os"
"path/filepath"
"regexp"
"strings"
)
func InstallHandler(w http.ResponseWriter, r *http.Request) {
pluginName := r.URL.Query().Get("name")
if pluginName == "" {
libs.ErrorMsg(w, "the app name is empty!")
return
}
installInfo, err := Installation(pluginName)
if err != nil {
libs.ErrorData(w, installInfo, "the install.json is error:"+err.Error())
return
}
libs.SuccessMsg(w, installInfo, "install the app success!")
}
// Installation 处理安装逻辑
func Installation(pluginName string) (InstallInfo, error) {
var installInfo InstallInfo
exePath := GetExePath(pluginName)
if !libs.PathExists(exePath) {
return installInfo, fmt.Errorf("the app path is not exists")
}
installInfo, err := GetInstallInfo(pluginName)
if err != nil {
return installInfo, fmt.Errorf("the install.json is error: %v", err)
}
if len(installInfo.Dependencies) > 0 {
var needInstalls []Item
for _, item := range installInfo.Dependencies {
depInfo, err := GetInstallInfo(item.Value.(string))
if err != nil {
needInstalls = append(needInstalls, item)
continue
}
if depInfo.Version != installInfo.Version {
needInstalls = append(needInstalls, item)
}
}
installInfo.Dependencies = needInstalls
return installInfo, fmt.Errorf("dependencies require installation")
}
// Check if the plugin name matches the install.json name
if pluginName != installInfo.Name {
return installInfo, fmt.Errorf("plugin name does not match install.json")
}
// Copy static directory
staticPath := filepath.Join(exePath, "static")
if libs.PathExists(staticPath) {
staticDir := libs.GetStaticDir()
targetPath := filepath.Join(staticDir, pluginName)
if !libs.PathExists(targetPath) {
if err := os.Rename(staticPath, targetPath); err != nil {
return installInfo, fmt.Errorf("error copying static directory: %w", err)
}
iconUrl, err := HandlerIcon(installInfo, targetPath)
if err == nil {
installInfo.Icon = iconUrl
err = SaveInstallInfo(installInfo)
if err != nil {
return installInfo, fmt.Errorf("error saving install.json: %w", err)
}
}
}
}
// Process store.json
storeFile := filepath.Join(exePath, "store.json")
if !libs.PathExists(storeFile) {
return installInfo, nil
}
var storeInfo StoreInfo
content, err := os.ReadFile(storeFile)
if err != nil {
return installInfo, fmt.Errorf("cannot read store.json: %w", err)
}
//设置 store.json
exePath = strings.ReplaceAll(exePath, "\\", "/")
contentBytes := []byte(strings.ReplaceAll(string(content), "{exePath}", exePath))
//log.Printf("====content: %s", string(contentBytes))
err = json.Unmarshal(contentBytes, &storeInfo)
if err != nil {
return installInfo, fmt.Errorf("error unmarshalling store.json: %w", err)
}
replacePlaceholdersInCmds(&storeInfo)
storeInfo.Name = installInfo.Name
// Save store info
if err := SaveInfoFile(storeInfo); err != nil {
return installInfo, fmt.Errorf("error saving store info.json: %w", err)
}
// Set up configuration
if libs.PathExists(storeInfo.Setting.ConfPath + ".tpl") {
if err := SaveStoreConfig(storeInfo, exePath); err != nil {
return installInfo, fmt.Errorf("error saving config: %w", err)
}
}
// Install the store
if err := InstallStore(storeInfo); err != nil {
return installInfo, fmt.Errorf("error installing app: %w", err)
}
return installInfo, nil
}
// UnInstallHandler 处理卸载请求
func UnInstallHandler(w http.ResponseWriter, r *http.Request) {
pluginName := r.URL.Query().Get("name")
if pluginName == "" {
libs.ErrorMsg(w, "the app name is empty!")
return
}
// Execute the uninstallation process
if err := Uninstallation(pluginName); err != nil {
libs.ErrorMsg(w, err.Error())
return
}
// Success response
libs.SuccessMsg(w, "success", "uninstall the app success!")
}
// Uninstallation 执行插件卸载逻辑
func Uninstallation(pluginName string) error {
if err := StopCmd(pluginName); err != nil {
log.Printf("stopping the app encountered an error: %s", err)
}
// Retrieve install information
installInfo, err := GetInstallInfo(pluginName)
if err != nil {
return fmt.Errorf("error retrieving install.json: %w", err)
}
// Check if the app is in development mode
if installInfo.IsDev {
return nil // No further action required for dev mode apps
}
//检查是否有其他应用依赖于它
installedList := GetInstalled()
if len(installedList) > 1 {
hasDeps := []Item{}
for _, item := range installedList {
for _, dep := range item.Dependencies {
if dep.Value == pluginName {
hasDeps = append(hasDeps, dep)
}
}
}
if len(hasDeps) > 0 {
return fmt.Errorf("the app is being used by other applications: %v", hasDeps)
}
}
storeInfo, err := GetStoreInfo(pluginName)
if err == nil {
if _, ok := storeInfo.Commands["uninstall"]; ok {
replacePlaceholdersInCmds(&storeInfo)
if err := RunCmds(storeInfo, "uninstall"); err != nil {
return fmt.Errorf("error running uninstall command: %w", err)
}
}
}
// Remove the application directory
exePath := GetExePath(pluginName)
if libs.PathExists(exePath) {
if err := os.RemoveAll(exePath); err != nil {
return fmt.Errorf("error deleting the app: %w", err)
}
}
// Remove the static directory
staticDir := libs.GetStaticDir()
staticPath := filepath.Join(staticDir, pluginName)
if libs.PathExists(staticPath) {
if err := os.RemoveAll(staticPath); err != nil {
return fmt.Errorf("error deleting the static files: %w", err)
}
}
return nil
}
func GetInstallPath(pluginName string) (string, error) {
exePath := GetExePath(pluginName)
installFile := filepath.Join(exePath, "install.json")
if !libs.PathExists(installFile) {
return "", fmt.Errorf("install.json is not exist:%s", installFile)
}
return installFile, nil
}
func GetInstallInfo(pluginName string) (InstallInfo, error) {
var installInfo InstallInfo
installFile, err := GetInstallPath(pluginName)
if err != nil {
return installInfo, err
}
return GetInstallInfoByPath(installFile)
}
func GetInstallInfoByPath(installFile string) (InstallInfo, error) {
var installInfo InstallInfo
content, err := os.ReadFile(installFile)
if err != nil {
return installInfo, err
}
err = json.Unmarshal(content, &installInfo)
if err != nil {
return installInfo, err
}
return installInfo, nil
}
func GetExePath(pluginName string) string {
exeDir := libs.GetRunDir()
return filepath.Join(exeDir, pluginName)
}
func convertValueToString(value any) string {
var strValue string
switch v := value.(type) {
case string:
strValue = v
case int, int8, int16, int32, int64, uint, uint8, uint16, uint32, uint64, float32, float64:
strValue = fmt.Sprintf("%v", v)
default:
strValue = fmt.Sprintf("%v", v) // 处理其他类型,例如布尔型或更复杂的类型
}
return strValue
}
func InstallStore(storeInfo StoreInfo) error {
err := SetEnvs(storeInfo.Install.InstallEnvs)
if err != nil {
return fmt.Errorf("failed to set install environment variable %s: %w", storeInfo.Name, err)
}
if len(storeInfo.Install.InstallCmds) > 0 {
for _, cmdKey := range storeInfo.Install.InstallCmds {
if _, ok := storeInfo.Commands[cmdKey]; ok {
// 如果命令存在,你可以进一步处理 cmds
RunCmds(storeInfo, cmdKey)
}
}
}
return nil
}
func RunCmd(storeInfo StoreInfo, cmd Cmd) error {
if cmd.Name == "stop" {
runStop(storeInfo)
}
if cmd.Name == "start" {
runStart(storeInfo)
}
if cmd.Name == "startApp" {
RunStartApp(cmd.Content)
}
if cmd.Name == "stopApp" {
RunStopApp(cmd.Content)
}
if cmd.Name == "restart" {
runRestart(storeInfo)
}
if cmd.Name == "exec" {
runExec(storeInfo, cmd)
}
if cmd.Name == "writeFile" {
err := WriteFile(cmd)
if err != nil {
return fmt.Errorf("failed to write to file: %w", err)
}
}
if cmd.Name == "changeFile" {
err := ChangeFile(storeInfo, cmd)
if err != nil {
return fmt.Errorf("failed to change to file: %w", err)
}
}
if cmd.Name == "deleteFile" {
err := DeleteFile(cmd)
if err != nil {
return fmt.Errorf("failed to delete file: %w", err)
}
}
if cmd.Name == "unzip" {
err := Unzip(cmd)
if err != nil {
return fmt.Errorf("failed to unzip file: %w", err)
}
}
if cmd.Name == "zip" {
err := Zip(cmd)
if err != nil {
return fmt.Errorf("failed to unzip file: %w", err)
}
}
if cmd.Name == "mkdir" {
err := MkDir(cmd)
if err != nil {
return fmt.Errorf("failed to create directory: %w", err)
}
}
return nil
}
func RunCmds(storeInfo StoreInfo, cmdKey string) error {
cmds := storeInfo.Commands[cmdKey]
for _, cmd := range cmds {
if _, ok := storeInfo.Commands[cmd.Name]; ok {
RunCmds(storeInfo, cmd.Name)
} else {
RunCmd(storeInfo, cmd)
}
}
return nil
}
func SetEnvs(envs []Item) error {
if len(envs) > 0 {
for _, item := range envs {
strValue := convertValueToString(item.Value)
if strValue != "" {
err := os.Setenv(item.Name, strValue)
if err != nil {
return fmt.Errorf("failed to set environment variable %s: %w", item.Name, err)
}
}
}
}
return nil
}
func SaveInfoFile(storeInfo StoreInfo) error {
exePath := GetExePath(storeInfo.Name)
infoFile := filepath.Join(exePath, "info.json")
return SaveStoreInfo(storeInfo, infoFile)
}
func SaveStoreInfo(storeInfo StoreInfo, infoFile string) error {
// 使用 json.MarshalIndent 直接获取内容的字节切片
content, err := json.MarshalIndent(storeInfo, "", " ")
if err != nil {
return fmt.Errorf("failed to marshal reqBodies to JSON: %w", err)
}
if err := os.WriteFile(infoFile, content, 0644); err != nil {
return fmt.Errorf("failed to write to file: %w", err)
}
return nil
}
func SaveInstallInfo(installIonfo InstallInfo) error {
infoFile, err := GetInstallPath(installIonfo.Name)
if err != nil {
return err
}
// 使用 json.MarshalIndent 直接获取内容的字节切片
content, err := json.MarshalIndent(installIonfo, "", " ")
if err != nil {
return fmt.Errorf("failed to marshal reqBodies to JSON: %w", err)
}
if err := os.WriteFile(infoFile, content, 0644); err != nil {
return fmt.Errorf("failed to write to file: %w", err)
}
return nil
}
func SaveStoreConfig(storeInfo StoreInfo, exePath string) error {
content, err := os.ReadFile(storeInfo.Setting.ConfPath + ".tpl")
if err != nil {
return fmt.Errorf("failed to read tpl file: %w", err)
}
contentstr := strings.ReplaceAll(string(content), "{exePath}", exePath)
contentstr = ChangeConfig(storeInfo, contentstr)
if err := os.WriteFile(storeInfo.Setting.ConfPath, []byte(contentstr), 0644); err != nil {
return fmt.Errorf("failed to write to file: %w", err)
}
return nil
}
func ChangeConfig(storeInfo StoreInfo, contentstr string) string {
pattern := regexp.MustCompile(`\{(\w+)\}`)
for key, value := range storeInfo.Config {
strValue := convertValueToString(value)
contentstr = pattern.ReplaceAllStringFunc(contentstr, func(match string) string {
if strings.Trim(match, "{}") == key {
return strValue
}
return match
})
}
return contentstr
}
func replacePlaceholdersInCmds(storeInfo *StoreInfo) {
// 创建一个正则表达式模式,用于匹配形如{key}的占位符
pattern := regexp.MustCompile(`\{(\w+)\}`)
// 遍历Config中的所有键值对
for key, value := range storeInfo.Config {
// 遍历Cmds中的所有命令组
for cmdGroupName, cmds := range storeInfo.Commands {
// 遍历每个命令组中的所有Cmd
for i, cmd := range cmds {
if cmd.Content != "" {
strValue := convertValueToString(value)
// 使用正则表达式替换Content中的占位符
storeInfo.Commands[cmdGroupName][i].Content = pattern.ReplaceAllStringFunc(
cmd.Content,
func(match string) string {
// 检查占位符是否与Config中的键匹配
if strings.Trim(match, "{}") == key {
return strValue
}
return match
},
)
}
if len(cmd.Cmds) > 0 {
for j, cmd := range cmd.Cmds {
strValue := convertValueToString(value)
// 使用正则表达式替换Content中的占位符
storeInfo.Commands[cmdGroupName][i].Cmds[j] = pattern.ReplaceAllStringFunc(
cmd,
func(match string) string {
// 检查占位符是否与Config中的键匹配
if strings.Trim(match, "{}") == key {
return strValue
}
return match
},
)
}
}
}
}
}
}