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burgernotes-app/main.go

161 lines
5.3 KiB
Go

package main
import (
"fmt"
"path/filepath"
"archive/zip"
"github.com/arzumify/webview_go-4.1"
"net/http"
"os"
"io"
"strconv"
)
func upgrade(path string) {
err := os.RemoveAll(filepath.Join(path, "website"))
if err != nil {
fmt.Println("[ERROR] Failed to delete current version:", err)
return
}
err = os.MkdirAll(filepath.Join(path, "website"), os.ModePerm)
if err != nil {
fmt.Println("[ERROR] Failed to create website directory:", err)
return
}
resp, err := http.Get("https://centrifuge.hectabit.org/HectaBit/Burgernotes-client-web/archive/main.zip")
if err != nil {
fmt.Println("[ERROR] Cannot fetch latest version:", err)
return
}
defer resp.Body.Close()
tempFile, err := os.CreateTemp("", "upgrade_*.zip")
if err != nil {
fmt.Println("[ERROR] Failed to create temporary file:", err)
return
}
defer os.Remove(tempFile.Name())
_, err = io.Copy(tempFile, resp.Body)
if err != nil {
fmt.Println("[ERROR] Failed to copy zip content to temporary file:", err)
return
}
zipReader, err := zip.OpenReader(tempFile.Name())
if err != nil {
fmt.Println("[ERROR] Failed to open zip file:", err)
return
}
defer zipReader.Close()
for _, file := range zipReader.File {
dstPath := filepath.Join(filepath.Join(path, "website"), file.Name)
if file.FileInfo().IsDir() {
os.MkdirAll(dstPath, os.ModePerm)
continue
}
fileReader, err := file.Open()
if err != nil {
fmt.Println("[ERROR] Failed to open file in zip:", err)
return
}
defer fileReader.Close()
dstFile, err := os.Create(dstPath)
if err != nil {
fmt.Println("[ERROR] Failed to create destination file:", err)
return
}
defer dstFile.Close()
_, err = io.Copy(dstFile, fileReader)
if err != nil {
fmt.Println("[ERROR] Failed to copy file contents:", err)
return
}
}
src, err := os.Open(filepath.Join(filepath.Join(path, "website"), "burgernotes-client-web"))
if err != nil {
fmt.Println("[ERROR] Cannot find created folder:", err)
return
}
files, err := src.Readdir(-1)
if err != nil {
fmt.Println("[ERROR] Failed to read files:", err)
return
}
for _, file := range files {
srcPath := filepath.Join(filepath.Join(filepath.Join(path, "website"), "burgernotes-client-web"), file.Name())
dstPath := filepath.Join(filepath.Join(path, "website"), file.Name())
err := os.Rename(srcPath, dstPath)
if err != nil {
fmt.Println("[ERROR] Failed to move files:", err)
return
}
}
err = os.Remove(filepath.Join(filepath.Join(path, "website"), "burgernotes-client-web"))
if err != nil {
fmt.Println("[ERROR] Failed to delete source directory:", err)
return
}
file, err := os.OpenFile(filepath.Join(filepath.Join(path, "website"), "index.html"), os.O_WRONLY|os.O_TRUNC|os.O_CREATE, 0644)
if err != nil {
fmt.Println("[ERROR] Failed to open index.html:", err)
return
}
defer file.Close()
filecontent := "<!DOCTYPE html><html><head><title>Burgernotes</title><meta charset=\"UTF-8\" /><meta http-equiv=\"X-UA-Compatible\" content=\"IE=edge\" /><meta http-equiv=\"refresh\" content=\"0; url=/app\"><head>Redirecting...<script>window.location.replace(\"/app\")</script>"
_, err = file.WriteString(filecontent)
if err != nil {
fmt.Println("[ERROR] Failed to replace index.html:", err)
return
}
}
func vcheck(path string) {
localVersion, err := os.ReadFile(path + "/website/static/version.txt")
if err != nil {
fmt.Println("[ERROR] Cannot get local version:", err)
os.Exit(1)
}
localVersionNum, err := strconv.Atoi(string(localVersion))
if err != nil {
fmt.Println("[ERROR] Failed to convert local version to integer:", err)
return
}
resp, err := http.Get("https://notes.hectabit.org/static/version.txt")
if err != nil {
fmt.Println("[ERROR] Cannot fetch remote version:", err)
return
}
remoteVersion, err := io.ReadAll(resp.Body)
if err != nil {
fmt.Println("[ERROR] Failed to read remote version:", err)
return
}
defer resp.Body.Close()
remoteVersionNum, err := strconv.Atoi(string(remoteVersion))
if err != nil {
fmt.Println("[ERROR] Failed to convert remote version to integer:", err)
return
}
if localVersionNum < remoteVersionNum {
fmt.Println("[INFO] Local version is old. Attempting upgrade...")
upgrade(path)
} else {
fmt.Println("[INFO] Up to date")
}
}
func main() {
exepath, _ := os.Executable()
path, _ := filepath.EvalSymlinks(exepath)
go func() {
http.Handle("/", http.StripPrefix("/", http.FileServer(http.Dir(filepath.Dir(path) + "/website"))))
http.ListenAndServe("localhost:52064", nil)
}()
vcheck(filepath.Dir(path))
w := webview.New(false)
defer w.Destroy()
w.SetTitle("Burgernotes")
w.SetSize(800, 800, webview.HintNone)
w.Navigate("http://localhost:52064")
w.Run()
}