func build(watches ...bool) {
utils.CheckErr(copyStatic(), fmt.Sprintf("Error copying static files to %s", helpers.AbsPathify(viper.GetString("PublishDir"))))
watch := false
if len(watches) > 0 && watches[0] {
watch = true
}
utils.StopOnErr(buildSite(BuildWatch || watch))
if BuildWatch {
jww.FEEDBACK.Println("Watching for changes in", helpers.AbsPathify(viper.GetString("ContentDir")))
jww.FEEDBACK.Println("Press Ctrl+C to stop")
utils.CheckErr(NewWatcher(0))
}
}
//Execute adds all child commands to the root command HugoCmd and sets flags appropriately.
func Execute() {
AddCommands()
utils.StopOnErr(HugoCmd.Execute())
}
// NewWatcher creates a new watcher to watch filesystem events.
func NewWatcher(port int) error {
if runtime.GOOS == "darwin" {
tweakLimit()
}
watcher, err := watcher.New(1 * time.Second)
var wg sync.WaitGroup
if err != nil {
fmt.Println(err)
return err
}
defer watcher.Close()
wg.Add(1)
for _, d := range getDirList() {
if d != "" {
_ = watcher.Add(d)
}
}
go func() {
for {
select {
case evs := <-watcher.Events:
jww.INFO.Println("File System Event:", evs)
staticChanged := false
dynamicChanged := false
staticFilesChanged := make(map[string]bool)
for _, ev := range evs {
ext := filepath.Ext(ev.Name)
istemp := strings.HasSuffix(ext, "~") || (ext == ".swp") || (ext == ".swx") || (ext == ".tmp") || strings.HasPrefix(ext, ".goutputstream")
if istemp {
continue
}
// renames are always followed with Create/Modify
if ev.Op&fsnotify.Rename == fsnotify.Rename {
continue
}
isstatic := strings.HasPrefix(ev.Name, helpers.GetStaticDirPath()) || (len(helpers.GetThemesDirPath()) > 0 && strings.HasPrefix(ev.Name, helpers.GetThemesDirPath()))
staticChanged = staticChanged || isstatic
dynamicChanged = dynamicChanged || !isstatic
if isstatic {
if staticPath, err := helpers.MakeStaticPathRelative(ev.Name); err == nil {
staticFilesChanged[staticPath] = true
}
}
// add new directory to watch list
if s, err := os.Stat(ev.Name); err == nil && s.Mode().IsDir() {
if ev.Op&fsnotify.Create == fsnotify.Create {
watcher.Add(ev.Name)
}
}
}
if staticChanged {
jww.FEEDBACK.Printf("Static file changed, syncing\n\n")
utils.StopOnErr(copyStatic(), fmt.Sprintf("Error copying static files to %s", helpers.AbsPathify(viper.GetString("PublishDir"))))
if !BuildWatch && !viper.GetBool("DisableLiveReload") {
// Will block forever trying to write to a channel that nobody is reading if livereload isn't initalized
// force refresh when more than one file
if len(staticFilesChanged) == 1 {
for path := range staticFilesChanged {
livereload.RefreshPath(path)
}
} else {
livereload.ForceRefresh()
}
}
}
if dynamicChanged {
fmt.Print("\nChange detected, rebuilding site\n")
const layout = "2006-01-02 15:04 -0700"
fmt.Println(time.Now().Format(layout))
utils.CheckErr(buildSite(true))
if !BuildWatch && !viper.GetBool("DisableLiveReload") {
// Will block forever trying to write to a channel that nobody is reading if livereload isn't initalized
livereload.ForceRefresh()
}
}
case err := <-watcher.Errors:
if err != nil {
fmt.Println("error:", err)
}
}
}
}()
if port > 0 {
if !viper.GetBool("DisableLiveReload") {
livereload.Initialize()
http.HandleFunc("/livereload.js", livereload.ServeJS)
http.HandleFunc("/livereload", livereload.Handler)
}
go serve(port)
}
wg.Wait()
return nil
}