Initial Commit

.gitignore

@@ -0,0 +1,4 @@
+.idea
+build
+
+go.sum

go.mod

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+module stormfetch
+
+go 1.22
+
+require gopkg.in/yaml.v3 v3.0.1 // indirect

main.go

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+package main
+
+import (
+	"fmt"
+	yaml "gopkg.in/yaml.v3"
+	"log"
+	"os"
+	"os/exec"
+	"path"
+	"strings"
+)
+
+var asciiPath string = ""
+var configPath string = ""
+
+var config StormfetchConfig = StormfetchConfig{}
+
+type StormfetchConfig struct {
+	Distro string `yaml:"distro_id"`
+	Ascii  string `yaml:"distro_ascii"`
+	Fetch  string `yaml:"fetch_script"`
+}
+
+type DistroInfo struct {
+	ID        string
+	LongName  string
+	ShortName string
+}
+
+func main() {
+	readConfig()
+}
+
+func readConfig() {
+	// Get home directory
+	homedir, _ := os.UserConfigDir()
+	// Find valid config directory
+	if _, err := os.Stat(path.Join(homedir, "stormfetch/config.yaml")); err == nil {
+		configPath = path.Join(homedir, "stormfetch/config.yaml")
+	} else if _, err := os.Stat("/etc/stormfetch/config.yaml"); err == nil {
+		configPath = "/etc/stormfetch/config.yaml"
+	} else {
+		log.Fatalf("Config file not found: %s", err.Error())
+	}
+	// Find valid ascii directory
+	if stat, err := os.Stat(path.Join(homedir, "stormfetch/ascii/")); err == nil && stat.IsDir() {
+		asciiPath = path.Join(homedir, "stormfetch/ascii/")
+	} else if stat, err := os.Stat("/etc/stormfetch/ascii/"); err == nil && stat.IsDir() {
+		asciiPath = "/etc/stormfetch/ascii/"
+	} else {
+		log.Fatal("Ascii directory not found")
+	}
+	// Parse config
+	bytes, err := os.ReadFile(configPath)
+	if err != nil {
+		log.Fatal(err)
+	}
+	err = yaml.Unmarshal(bytes, &config)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	// Write fetch script to file
+	temp, err := os.CreateTemp("/tmp", "stormfetch")
+	if err != nil {
+		return
+	}
+	err = os.WriteFile(temp.Name(), []byte(config.Fetch), 644)
+	if err != nil {
+		return
+	}
+	//Execute fetch script
+	cmd := exec.Command("/bin/sh", configPath)
+	workdir, err := os.Getwd()
+	if err != nil {
+		log.Fatal(err)
+	}
+	cmd.Dir = workdir
+	cmd.Environ()
+	getDistroInfo()
+	cmd.Env = append(cmd.Env, "DISTRO_LONG_NAME="+getDistroInfo().LongName)
+	cmd.Env = append(cmd.Env, "DISTRO_SHORT_NAME="+getDistroInfo().ShortName)
+	out, err := cmd.Output()
+	if err != nil {
+		log.Fatal(err)
+	}
+	err = os.Remove(temp.Name())
+	if err != nil {
+		return
+	}
+	// Print Distro Ascii
+	fmt.Println(getDistroAscii())
+	// Print Fetch Script Output
+	fmt.Println(string(out))
+}
+
+func readKeyValueFile(filepath string) (map[string]string, error) {
+	ret := make(map[string]string)
+	if _, err := os.Stat(filepath); err != nil {
+		return nil, err
+	}
+	bytes, err := os.ReadFile(filepath)
+	if err != nil {
+		return nil, err
+	}
+	str := string(bytes)
+	lines := strings.Split(str, "\n")
+	for _, line := range lines {
+		if len(strings.Split(line, "=")) >= 2 {
+			key := strings.SplitN(line, "=", 2)[0]
+			value := strings.SplitN(line, "=", 2)[1]
+			if strings.HasPrefix(value, "\"") && strings.HasSuffix(value, "\"") {
+				value = value[1 : len(value)-1]
+			}
+			ret[key] = value
+		}
+	}
+	return ret, nil
+}
+
+func getDistroInfo() DistroInfo {
+	distroID := ""
+	var releaseMap = make(map[string]string)
+	if config.Distro == "auto" {
+		if _, err := os.Stat("/etc/os-release"); err == nil {
+			releaseMap, err = readKeyValueFile("/etc/os-release")
+			if err != nil {
+				return DistroInfo{
+					ID:        "unknown",
+					LongName:  "Unknown",
+					ShortName: "Unknown",
+				}
+			}
+			if value, ok := releaseMap["ID"]; ok {
+				distroID = value
+			}
+		}
+	}
+
+	switch distroID {
+	case "debian":
+		return DistroInfo{
+			ID:        "debian",
+			LongName:  releaseMap["PRETTY_NAME"],
+			ShortName: releaseMap["NAME"],
+		}
+	case "ubuntu":
+		return DistroInfo{
+			ID:        "ubuntu",
+			LongName:  releaseMap["PRETTY_NAME"],
+			ShortName: releaseMap["NAME"],
+		}
+	case "arch":
+		return DistroInfo{
+			ID:        "arch",
+			LongName:  releaseMap["PRETTY_NAME"],
+			ShortName: releaseMap["NAME"],
+		}
+	default:
+		return DistroInfo{
+			ID:        "unknown",
+			LongName:  "Unknown",
+			ShortName: "Unknown",
+		}
+	}
+}
+
+func getDistroAscii() string {
+	defaultAscii :=
+		`    .--.
+   |o_o |
+   |:_/ |
+  //   \ \
+ (|     | )
+/'\_   _/'\
+\___)=(___/ `
+	fmt.Println(path.Join(asciiPath, getDistroInfo().ID))
+	if _, err := os.Stat(path.Join(asciiPath, getDistroInfo().ID)); err == nil {
+		bytes, err := os.ReadFile(path.Join(asciiPath, getDistroInfo().ID))
+		if err != nil {
+			return ""
+		}
+		return string(bytes)
+	} else {
+		return defaultAscii
+	}
+}