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https://github.com/Alexandre1a/GoSH.git
synced 2026-03-09 19:19:46 +01:00
Added the history feature with an external module
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parent
ce9340a570
commit
99e69acba1
5
go.mod
5
go.mod
@ -1,3 +1,8 @@
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module github.com/Alexandre1a/GoSH
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go 1.23.5
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require (
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github.com/chzyer/readline v1.5.1 // indirect
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golang.org/x/sys v0.0.0-20220310020820-b874c991c1a5 // indirect
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)
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6
go.sum
Normal file
6
go.sum
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@ -0,0 +1,6 @@
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github.com/chzyer/logex v1.2.1/go.mod h1:JLbx6lG2kDbNRFnfkgvh4eRJRPX1QCoOIWomwysCBrQ=
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github.com/chzyer/readline v1.5.1 h1:upd/6fQk4src78LMRzh5vItIt361/o4uq553V8B5sGI=
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github.com/chzyer/readline v1.5.1/go.mod h1:Eh+b79XXUwfKfcPLepksvw2tcLE/Ct21YObkaSkeBlk=
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github.com/chzyer/test v1.0.0/go.mod h1:2JlltgoNkt4TW/z9V/IzDdFaMTM2JPIi26O1pF38GC8=
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golang.org/x/sys v0.0.0-20220310020820-b874c991c1a5 h1:y/woIyUBFbpQGKS0u1aHF/40WUDnek3fPOyD08H5Vng=
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golang.org/x/sys v0.0.0-20220310020820-b874c991c1a5/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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87
main.go
87
main.go
@ -1,48 +1,62 @@
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package main
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import (
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"bufio"
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"errors"
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"fmt"
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"os"
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"os/exec"
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"strings"
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"github.com/chzyer/readline"
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)
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func main() {
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reader := bufio.NewReader(os.Stdin)
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// Chargement de l'historique au démarrage
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homeDir, _ := os.UserHomeDir()
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historyFile := homeDir + "/.gosh_history"
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// Configuration du shell interactif
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rl, err := readline.NewEx(&readline.Config{
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Prompt: "> ",
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HistoryFile: historyFile, // Permet de sauvegarder et charger l'historique
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AutoComplete: nil, // Peut être amélioré avec l'autocomplétion
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})
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if err != nil {
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fmt.Fprintln(os.Stderr, "Erreur readline:", err)
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return
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}
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defer rl.Close()
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for {
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fmt.Print("> ")
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// Read the keyboard input.
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input, err := reader.ReadString('\n')
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if err != nil {
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fmt.Fprintln(os.Stderr, err)
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// Lecture de l'entrée utilisateur avec édition et historique
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input, err := rl.Readline()
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if err != nil { // EOF ou Ctrl+D
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break
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}
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// Handle the execution of the input.
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if err = execInput(input); err != nil {
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// Suppression des espaces inutiles
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input = strings.TrimSpace(input)
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if input == "" {
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continue
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}
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// Exécute la commande
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if err := execInput(input); err != nil {
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fmt.Fprintln(os.Stderr, err)
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}
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}
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}
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func execInput(input string) error {
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// Remove the newline character.
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input = strings.TrimSuffix(input, "\n")
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// Split the input to separate the command and the arguments.
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args := strings.Split(input, " ")
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// Sauvegarde l'historique avant de traiter la commande
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checkHistoryAndWrite(input)
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// Check for built-in commands.
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// Gérer les commandes intégrées
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switch args[0] {
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case "cd":
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if len(args) < 2 || args[1] == "" {
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homeDir, err := os.UserHomeDir()
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if err != nil {
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return errors.New("Unable to get home directory")
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return fmt.Errorf("Impossible de trouver le home")
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}
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return os.Chdir(homeDir)
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}
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@ -50,46 +64,13 @@ func execInput(input string) error {
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case "exit":
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os.Exit(0)
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case "version":
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println("GoShell Version 0.2.0")
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fmt.Println("GoShell Version 0.2.0")
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return nil
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}
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// Pass the program and the arguments separately.
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// Exécuter la commande système
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cmd := exec.Command(args[0], args[1:]...)
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// Set the correct output device.
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cmd.Stderr = os.Stderr
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cmd.Stdout = os.Stdout
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// Execute the command and return the error.
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return cmd.Run()
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}
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func fileExists(filename string) bool {
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info, err := os.Stat(filename)
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if os.IsNotExist(err) {
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return false
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}
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return !info.IsDir()
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}
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func checkHistoryAndWrite(text string) error {
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homeDir, err := os.UserHomeDir()
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if err != nil {
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return errors.New("Unable to get home directory")
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}
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filePath := homeDir + "/.gosh_history"
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// Ouvre le fichier en mode append et avec les bons droits
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file, err := os.OpenFile(filePath, os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0644)
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if err != nil {
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return fmt.Errorf("Can't open history file: %v", err)
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}
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defer file.Close()
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_, err = file.WriteString(text + "\n")
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if err != nil {
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return fmt.Errorf("Can't write to history: %v", err)
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}
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return nil
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}
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