Golang color.CyanString函数代码示例

func dump(w http.ResponseWriter, r *http.Request) {
	var jsonData interface{}

	defer r.Body.Close()

	r.Header.Set("Host", r.Host)

	for _, header := range sortHeaderKeys(r.Header) {
		fmt.Printf("%s %s: %s\n", color.YellowString("[H]"), header, r.Header.Get(header))
	}

	body, err := ioutil.ReadAll(r.Body)
	if err != nil {
		fmt.Printf("error: unable to read request body: %s", err)
		return
	}

	if getContentType(r) == "application/json" {
		if err := json.Unmarshal(body, &jsonData); err != nil {
			fmt.Printf("%s error: request Content-Type is application/json, but unable to process JSON %s\n", color.RedString("[!]"), err)
			fmt.Printf("%s %s\n", color.CyanString("[B]"), body)
		} else {
			jf := prettyjson.NewFormatter()
			j, _ := jf.Format(body)
			fmt.Printf("%s %s\n", color.CyanString("[B]"), j)
		}
	} else {
		fmt.Printf("%s %s\n", color.CyanString("[B]"), body)
	}
}

func showResult(commits []*commit, keyword string) {

	repoWidth := maxRepoWidth(commits)
	repoFmt := fmt.Sprintf("%%-%ds", repoWidth)

	urlWidth := maxURLWidth(commits)
	urlFmt := fmt.Sprintf("%%-%ds", urlWidth)

	msgWidth := maxMessageWidth(commits)

	fmt.Printf(" %s | %s | %s | message \n",
		color.BlueString(repoFmt, "Repository"),
		color.CyanString("%-7s", "sha1"),
		fmt.Sprintf(urlFmt, "url"),
	)
	fmt.Println(strings.Repeat("-", repoWidth+msgWidth+urlWidth+18))

	for _, c := range commits {
		fmt.Printf(" %s | %7s | %s | %s\n",
			color.BlueString(repoFmt, c.Repo),
			color.CyanString(c.Sha1),
			fmt.Sprintf(urlFmt, c.CommitURL),
			highlightWords(c.Message, keyword),
		)
	}
}

//
// required for serach options
//
func getSearchOpt() (SearchType, FilterType) {
	var (
		search SearchType = SearchBySubject
		filter FilterType = SearchFilterAll
	)

	for {
		color.White("Please select search range:\n")
		for k := SearchFilterAll; k <= SearchConference; k++ {
			fmt.Fprintf(color.Output, "\t %s: %s\n", color.CyanString("%d", k), searchFilterHints[k])
		}

		fmt.Fprintf(color.Output, "$ %s", color.CyanString("select: "))
		s := getInputString()
		if len(s) > 0 {
			selected, err := strconv.ParseInt(s, 16, 32)
			if err != nil || selected < int64(SearchFilterAll) || selected > int64(SearchConference) {
				color.Red("Invalid selection\n")
				continue
			}

			filter = FilterType(selected)
		}

		break
	}

	return search, filter
}

func (o *Decorator) DecorateRequest(req model.Request) {
	fmt.Println()
	c := color.New(color.FgGreen, color.Bold)
	c.Println("Request")

	fmt.Printf(" • Query: %s", color.CyanString(req.Query))
	fmt.Println()
	fmt.Printf(" • Time start: %s", color.CyanString(fmt.Sprint(req.TimeStart.Format(time.Stamp))))
	fmt.Println()
	fmt.Printf(" • Time end: %s", color.CyanString(fmt.Sprint(req.TimeEnd.Format(time.Stamp))))
	fmt.Println()
	fmt.Printf(" • Size: %s", color.CyanString(fmt.Sprint(req.Size)))
	fmt.Println()
	fmt.Println()
}

func (fs *fsSort) sortAllFiles() error {
	fs.verbf("sorting files...")
	//perform sort
	if fs.DryRun {
		log.Println(color.CyanString("[Dryrun]"))
	}
	//sort concurrency-many files at a time,
	//wait for all to complete and show errors
	queue := make(chan bool, fs.Concurrency)
	wg := &sync.WaitGroup{}
	sortFile := func(file *fileSort) {
		if err := fs.sortFile(file); err != nil {
			log.Printf("[#%d/%d] %s\n  └─> %s\n", file.id, len(fs.sorts), color.RedString(file.path), err)
		}
		<-queue
		wg.Done()
	}
	for _, file := range fs.sorts {
		wg.Add(1)
		queue <- true
		go sortFile(file)
	}
	wg.Wait()
	return nil
}

func printProject(project *Project, depth int, buffer *bytes.Buffer, noColor bool, showpath bool) {
	color.NoColor = noColor

	buffer.WriteString(strings.Repeat("    ", depth))
	buffer.WriteString(color.GreenString(project.ArtifactID))
	buffer.WriteString(" (")
	buffer.WriteString(project.Version)
	buffer.WriteString(")")

	if project.MismatchParentVersion != "" {
		buffer.WriteString(color.YellowString(" Warning: looking for parent version: "))
		buffer.WriteString(project.MismatchParentVersion)
	} else if project.MissingParent != "" {
		buffer.WriteString(color.YellowString(" Warning: parent not found: "))
		buffer.WriteString(project.MissingParent)
	}
	if showpath {
		buffer.WriteString(color.CyanString(" " + project.FullPath))
	}
	buffer.WriteString("\n")
	sort.Sort(project.Children)
	for _, child := range project.Children {
		printProject(child, depth+1, buffer, noColor, showpath)
	}
}

func (obj *Decorator) replacePlaceholders(
	str string,
	placeholders map[string]interface{},
) string {
	r := regexp.MustCompile(":\\w+")
	for _, key := range r.FindAllString(str, -1) {
		name := strings.Replace(key, ":", "", -1)

		if value, ok := placeholders[name]; ok {
			switch reflect.TypeOf(value).String() {
			case "string":
				value = color.CyanString(fmt.Sprint(value))
				break
			case "int64":
				value = color.BlueString(fmt.Sprintf("%d", value))
			case "float64":
				if regexp.MustCompile("^[0-9]+(.[0]+)?").MatchString(fmt.Sprintf("%f", value)) {
					value = fmt.Sprintf("%d", int64(value.(float64)))
				} else {
					value = fmt.Sprintf("%f", value)
				}

				value = color.BlueString(value.(string))
				break
			default:
				value = fmt.Sprint(value)
			}

			str = strings.Replace(str, key, value.(string), -1)
		}
	}

	return str
}

func (this *Options) Echo() {
	output := color.CyanString("replacing:   ")
	output += color.GreenString("%s\n", this.From)
	output += color.CyanString("with:        ")
	output += color.GreenString("%s\n", this.To)
	output += color.CyanString("in files:    ")
	output += color.GreenString("%s\n", this.File)
	output += color.CyanString("starting in: ")
	output += color.GreenString("%s\n", this.Dir)

	if this.Ignore != "" {
		output += color.CyanString("ignoring:    ")
		output += color.GreenString("%s\n", this.Ignore)
	}

	fmt.Print(output)
}

func (c container) cacheHandler(w http.ResponseWriter, r *http.Request) {
	if r.Method == "POST" {
		var cacheStatus string
		var urlComponents = []string{
			"http://",
			config.backend,
			r.URL.Path,
		}
		backendURL := strings.Join(urlComponents, "")

		body, _ := ioutil.ReadAll(r.Body)
		identifier := []byte(fmt.Sprintf("%s%s", body, r.URL.Path))
		sum := md5.Sum(identifier)
		hash := hex.EncodeToString(sum[:16])

		redisConn := c.pool.Get()
		defer redisConn.Close()

		repl, err := redisConn.Do("GET", hash)
		if err != nil {
			log.Error(err.Error())
			return
		}
		if repl == nil {
			log.Debug(fmt.Sprintf("%s %s", hash, color.YellowString("MISS")))
			w.Header().Set("X-postcache", "MISS")
			response, cacheError := c.updateCache(hash, string(body), backendURL, false)
			if cacheError != nil {
				log.Error(cacheError.Error())
			}
			w.Write([]byte(response))
		} else {
			ttlrepl, ttlerr := redisConn.Do("TTL", hash)
			if ttlerr != nil {
				log.Error("key is gone? maybe the TTL expired before we got here.")
			} else {
				if ttlrepl.(int64) < int64((config.expire - config.freshness)) {
					cacheStatus = color.YellowString("STALE")
					go c.updateCache(hash, string(body), backendURL, true)
				} else {
					cacheStatus = color.CyanString("HIT")
				}
			}
			log.Debug(fmt.Sprintf("%s %s ", hash, cacheStatus))
			w.Header().Set("X-postcache", cacheStatus)
			w.Write(repl.([]byte))
		}
	} else {
		w.Header().Set("X-postcache", "CANT-CACHE")
		proxy := &httputil.ReverseProxy{
			Director: func(req *http.Request) {
				req.URL.Scheme = "http"
				req.URL.Host = config.backend
			},
		}
		proxy.ServeHTTP(w, r)
	}
}

// PrettyID returns a terminal colored format of the connection ID.
func (c *Conn) PrettyID() string {
	var remote string
	if c.Peer != nil {
		remote = c.Peer.Id
	} else {
		remote = c.RemoteAddr().String()
	}
	return color.CyanString(remote)
}

func (e *LogoCmd) Exec(args []string) error {

	Server.Exec(client.StatusChannel, func(g *gocui.Gui, v *gocui.View, s *client.Server) error {
		fmt.Fprintln(v, color.CyanString(ui.Logo))
		fmt.Fprintln(v, color.GreenString(ui.VersionLine))
		return nil
	})

	return nil
}

func main() {
	manifestFile := kingpin.Flag("manifest", "Path to manifest.yml file.").Default("manifest.yml").String()
	plugin := kingpin.Arg("plugin", "Plugin name for run.").String()
	vars := *kingpin.Flag("var", "key=value pairs with manifest vars.").StringMap()
	dryRun := kingpin.Flag("dry-run", "Show manifest section only").Bool()
	noColor := kingpin.Flag("no-color", "Disable colored output").Bool()
	pluginData := kingpin.Flag("plugin-data", "Data for plugin").String()

	kingpin.Version(version)
	kingpin.Parse()

	var plugins []manifest.PluginData
	var err error
	var manifestData *manifest.Manifest

	color.NoColor = *noColor

	if *pluginData != "" {
		manifestData = manifest.LoadJSON(*pluginData)
	} else {
		manifestData = manifest.Load(*manifestFile, vars)
	}

	if *plugin == "" && *dryRun {
		fmt.Printf("%s\n%s\n%s\n",
			color.GreenString(">>> manifest:"),
			manifestData.String(),
			color.GreenString("<<< manifest: OK\n"))
		return
	}

	if *pluginData != "" {
		plugins = []manifest.PluginData{manifestData.GetPluginWithData(*plugin)}
	} else {
		plugins, err = manifestData.FindPlugins(*plugin)
	}

	if err != nil {
		log.Fatalln(color.RedString("Error find plugins for '%s': %v", *plugin, err))
	}

	for _, pair := range plugins {
		log.Printf("%s\n%s\n\n", color.GreenString(">>> %s:", pair.PluginName), color.CyanString("%s", pair.Data))

		if !*dryRun {
			if err := pair.Plugin.Run(pair.Data); err != nil {
				fmt.Println("")
				log.Fatalln(color.RedString("Error on run plugin `%s`: %v", pair.PluginName, err))
			} else {
				log.Println(color.GreenString("<<< %s: OK", pair.PluginName))
			}
		}
	}
}

//
// required for serach options
//
func getSearchOpt() *searchOption {

	seletor := func(min, max, defaultValue int8, hint string, optHints map[int8]string) int8 {
		for {
			fmt.Fprintf(color.Output, "%s:\n", color.GreenString(hint))
			for k := min; k <= max; k++ {
				if k == defaultValue {

					fmt.Fprintf(color.Output, "\t %s: %s (%s)\n", color.CyanString("%d", k), optHints[k], color.GreenString("DEFAULT"))
				} else {
					fmt.Fprintf(color.Output, "\t %s: %s\n", color.CyanString("%d", k), optHints[k])
				}
			}

			fmt.Fprintf(color.Output, "$ %s", color.CyanString("select: "))
			s := getInputString()
			if len(s) > 0 {
				selected, err := strconv.ParseInt(s, 16, 32)
				if err != nil || selected < int64(min) || selected > int64(max) {
					color.Red("Invalid selection\n")
					continue
				}
				return int8(selected)
			}
			break
		}
		return defaultValue
	}

	// now , let the user to choose
	filter := seletor(SearchBySubject, SearchByKeyword, SearchBySubject, "What's you input means?", searchFilterHints)
	database := seletor(SearchAllDoc, SearchConference, SearchAllDoc, "Which database you wanna query?", searchRangeHints)
	order := seletor(OrderByDownloadedTime, OrderBySubject, OrderByDownloadedTime, "How should I sort the result?", searchOrderHints)

	opt := &searchOption{
		filter:  searchFilterDefs[filter],
		databse: searchRangeDefs[database],
		order:   searchOrderDefs[order],
	}
	return opt
}

func (e *Entry) Row() []string {
	y, m, d := e.Time.Date()
	date := color.BlueString("%d/%d/%d", m, d, y)
	ip := color.RedString("%s", e.Ip)
	attempts := color.GreenString("%d", e.Attempts)
	user := color.YellowString("%s", e.User)
	auth := color.WhiteString("%s", e.AuthType)
	proto := color.CyanString("%s", e.Protocol)
	port := e.Port
	server := e.Server
	return []string{date, ip, attempts, user, auth, proto, port, server}
}

// Logo with color
func Logo() string {
	var logo string

	logo += "\n\n"
	logo += color.GreenString("  ██╗  ██╗ ██████╗ ███╗   ███╗ █████╗ ███╗   ██╗██████╗  █████╗\n")
	logo += color.MagentaString("  ██║ ██╔╝██╔═══██╗████╗ ████║██╔══██╗████╗  ██║██╔══██╗██╔══██╗\n")
	logo += color.YellowString("  █████╔╝ ██║   ██║██╔████╔██║███████║██╔██╗ ██║██║  ██║███████║\n")
	logo += color.CyanString("  ██╔═██╗ ██║   ██║██║╚██╔╝██║██╔══██║██║╚██╗██║██║  ██║██╔══██║\n")
	logo += color.BlueString("  ██║  ██╗╚██████╔╝██║ ╚═╝ ██║██║  ██║██║ ╚████║██████╔╝██║  ██║\n")
	logo += color.RedString("  ╚═╝  ╚═╝ ╚═════╝ ╚═╝     ╚═╝╚═╝  ╚═╝╚═╝  ╚═══╝╚═════╝ ╚═╝  ╚═╝")

	return logo
}