Update to version 8.5.4 | Read HISTORY.md

https://github.com/kataras/iris/blob/master/HISTORY.md#th-26-october-2017--v854

Former-commit-id: 43a3b46b99085e0e0ed47b281e2f61dbb1ac6eb6

version.go

@@ -1,8 +1,8 @@
 package iris
 
 import (
-	"bufio"
 	"encoding/json"
+	"fmt"
 	"io/ioutil"
 	"net/url"
 	"os"
@@ -12,6 +12,9 @@ import (
 
 	"github.com/kataras/golog"
 	"github.com/kataras/iris/core/netutil"
+	"github.com/kataras/survey"
+
+	"github.com/skratchdot/open-golang/open"
 )
 
 var checkVersionOnce = sync.Once{}
@@ -27,10 +30,11 @@ type versionInfo struct {
 	Version         string `json:"version"`
 	ChangelogURL    string `json:"changelog_url"`
 	UpdateAvailable bool   `json:"update_available"`
+	FirstTime       bool   `json:"first_time"`
 }
 
 func checkVersion() {
-	client := netutil.Client(20 * time.Second)
+	client := netutil.Client(30 * time.Second)
 	r, err := client.PostForm("https://iris-go.com/version", url.Values{"current_version": {Version}})
 
 	if err != nil {
@@ -60,45 +64,88 @@ func checkVersion() {
 		return
 	}
 
-	format := "A new version is available online[%s > %s].\n"
+	// shouldUpdate := false
+	// prompt := &survey.Confirm{
+	// 	Message: shouldUpdateNowMsg,
+	// }
 
-	if v.ChangelogURL != "" {
-		format += "Release notes: %s\n"
+	// if err := survey.AskOne(prompt, &shouldUpdate, nil); err != nil {
+	// 	return
+	// }
+	var qs []*survey.Question
+
+	// on help? when asking for installing the new update
+	// and when answering "No".
+	ignoreUpdatesMsg := "Would you like to ignore future updates? Disable the version checker via:\napp.Run(..., iris.WithoutVersionChecker)"
+
+	if v.UpdateAvailable {
+		// if update available ask for update action.
+		shouldUpdateNowMsg :=
+			fmt.Sprintf("A new version is available online[%s > %s].\nRelease notes: %s.\nUpdate now?",
+				v.Version, Version,
+				v.ChangelogURL)
+
+		qs = append(qs, &survey.Question{
+			Name: "shouldUpdateNow",
+			Prompt: &survey.Confirm{
+				Message: shouldUpdateNowMsg,
+				Help:    ignoreUpdatesMsg,
+			},
+			Validate: survey.Required,
+		})
 	}
 
-	format += "Update now?[%s]: "
+	// firs time and update available is not relative because if no update often server will decide when to ask this,
+	// so separate the actions and if statements here.
+	if v.FirstTime {
+		// if first time that this server was updated then ask if enjoying the framework.
+		qs = append(qs, &survey.Question{
+			Name: "enjoyingIris",
+			Prompt: &survey.Confirm{
+				Message: "Enjoying Iris Framework?",
+				Help:    "yes or no",
+			},
+			Validate: survey.Required,
+		})
+	}
 
-	// currentVersion.LessThan(latestVersion)
-	updaterYesInput := [...]string{"y", "yes"}
+	// Ask if should update(if available) and enjoying iris(if first time) in the same survey.
+	ans := struct {
+		ShouldUpdateNow bool `survey:"shouldUpdateNow"`
+		EnjoyingIris    bool `survey:"enjoyingIris"`
+	}{}
 
-	golog.Warnf(format, v.Version, Version,
-		v.ChangelogURL,
-		updaterYesInput[0]+"/n")
+	survey.Ask(qs, &ans)
 
-	silent := false
-
-	sc := bufio.NewScanner(os.Stdin)
-
-	shouldUpdate := silent
-
-	if !silent {
-		if sc.Scan() {
-			inputText := sc.Text()
-
-			for _, s := range updaterYesInput {
-				if inputText == s {
-					shouldUpdate = true
-				}
+	if ans.EnjoyingIris {
+		// if the answer to the previous survey about enjoying the framework
+		// was positive then do the survey (currently only one question and its action).
+		qs2 := []*survey.Question{
+			{
+				Name: "starNow",
+				Prompt: &survey.Confirm{
+					Message: "Would you mind giving us a star on GitHub? It really helps us out! Thanks for your support:)",
+					Help:    "Its free so let's do that, type 'y'",
+				},
+				Validate: survey.Required,
+			},
+			/* any future questions should be here, at this second survey. */
+		}
+		ans2 := struct {
+			StarNow bool `survey:"starNow"`
+		}{}
+		survey.Ask(qs2, &ans2)
+		if ans2.StarNow {
+			starRepo := "https://github.com/kataras/iris/stargazers"
+			if err := open.Run(starRepo); err != nil {
+				golog.Warnf("tried to open the browser for you but failed, please give us a star at: %s\n", starRepo)
 			}
 		}
 	}
 
-	if !shouldUpdate {
-		golog.Infof("Ignore updates? Disable version checker via:\napp.Run(..., iris.WithoutVersionChecker)")
-		return
-	}
-
-	if shouldUpdate {
+	// run the updater last, so the user can star the repo and at the same time
+	// the app will update her/his local iris.
+	if ans.ShouldUpdateNow { // it's true only when update was available and user typed "yes".
 		repo := "github.com/kataras/iris/..."
 		cmd := exec.Command("go", "get", "-u", "-v", repo)
 		cmd.Stdout = os.Stdout
@@ -109,6 +156,8 @@ func checkVersion() {
 			return
 		}
 
-		golog.Infof("Update process finished.\nManual rebuild and restart is required to apply the changes...")
+		golog.Infof("Update process finished.\nManual rebuild and restart is required to apply the changes...\n")
+	} else {
+		golog.Infof(ignoreUpdatesMsg)
 	}
 }