Add MaxBlogs config value

Plus update copy / options / templates in the config process.

config/config.go

@@ -35,6 +35,7 @@ type (
 		SingleUser       bool `ini:"single_user"`
 		OpenRegistration bool `ini:"open_registration"`
 		MinUsernameLen   int  `ini:"min_username_len"`
+		MaxBlogs         int  `ini:"max_blogs"`
 
 		// Federation
 		Federation  bool `ini:"federation"`
@@ -65,6 +66,7 @@ func New() *Config {
 			WebFonts:       true,
 			SingleUser:     true,
 			MinUsernameLen: 3,
+			MaxBlogs:       1,
 			Federation:     true,
 			PublicStats:    true,
 		},

config/funcs.go

@@ -0,0 +1,17 @@
+package config
+
+import (
+	"strings"
+)
+
+// FriendlyHost returns the app's Host sans any schema
+func (ac AppCfg) FriendlyHost() string {
+	return ac.Host[strings.Index(ac.Host, "://")+len("://"):]
+}
+
+func (ac AppCfg) CanCreateBlogs(currentlyUsed uint64) bool {
+	if ac.MaxBlogs <= 0 {
+		return true
+	}
+	return int(currentlyUsed) < ac.MaxBlogs
+}

config/setup.go

@@ -28,35 +28,34 @@ func Configure() error {
 	title(" Server setup ")
 	fmt.Println()
 
-	prompt := promptui.Prompt{
-		Label:    "Local port",
-		Validate: validatePort,
-		Default:  fmt.Sprintf("%d", c.Server.Port),
+	tmpls := &promptui.PromptTemplates{
+		Success: "{{ . | bold | faint }}: ",
 	}
-	port, err := prompt.Run()
-	if err != nil {
-		return err
+	selTmpls := &promptui.SelectTemplates{
+		Selected: fmt.Sprintf(`{{.Label}} {{ . | faint }}`, promptui.IconGood),
 	}
-	c.Server.Port, _ = strconv.Atoi(port) // Ignore error, as we've already validated number
 
-	prompt = promptui.Prompt{
-		Label:    "Public-facing host",
-		Validate: validateDomain,
-		Default:  c.App.Host,
+	prompt := promptui.Prompt{
+		Templates: tmpls,
+		Label:     "Local port",
+		Validate:  validatePort,
+		Default:   fmt.Sprintf("%d", c.Server.Port),
 	}
-	c.App.Host, err = prompt.Run()
+	port, err := prompt.Run()
 	if err != nil {
 		return err
 	}
+	c.Server.Port, _ = strconv.Atoi(port) // Ignore error, as we've already validated number
 
 	fmt.Println()
 	title(" Database setup ")
 	fmt.Println()
 
 	prompt = promptui.Prompt{
-		Label:    "Username",
-		Validate: validateNonEmpty,
-		Default:  c.Database.User,
+		Templates: tmpls,
+		Label:     "Username",
+		Validate:  validateNonEmpty,
+		Default:   c.Database.User,
 	}
 	c.Database.User, err = prompt.Run()
 	if err != nil {
@@ -64,10 +63,11 @@ func Configure() error {
 	}
 
 	prompt = promptui.Prompt{
-		Label:    "Password",
-		Validate: validateNonEmpty,
-		Default:  c.Database.Password,
-		Mask:     '*',
+		Templates: tmpls,
+		Label:     "Password",
+		Validate:  validateNonEmpty,
+		Default:   c.Database.Password,
+		Mask:      '*',
 	}
 	c.Database.Password, err = prompt.Run()
 	if err != nil {
@@ -75,9 +75,10 @@ func Configure() error {
 	}
 
 	prompt = promptui.Prompt{
-		Label:    "Database name",
-		Validate: validateNonEmpty,
-		Default:  c.Database.Database,
+		Templates: tmpls,
+		Label:     "Database name",
+		Validate:  validateNonEmpty,
+		Default:   c.Database.Database,
 	}
 	c.Database.Database, err = prompt.Run()
 	if err != nil {
@@ -85,9 +86,10 @@ func Configure() error {
 	}
 
 	prompt = promptui.Prompt{
-		Label:    "Host",
-		Validate: validateNonEmpty,
-		Default:  c.Database.Host,
+		Templates: tmpls,
+		Label:     "Host",
+		Validate:  validateNonEmpty,
+		Default:   c.Database.Host,
 	}
 	c.Database.Host, err = prompt.Run()
 	if err != nil {
@@ -95,9 +97,10 @@ func Configure() error {
 	}
 
 	prompt = promptui.Prompt{
-		Label:    "Port",
-		Validate: validatePort,
-		Default:  fmt.Sprintf("%d", c.Database.Port),
+		Templates: tmpls,
+		Label:     "Port",
+		Validate:  validatePort,
+		Default:   fmt.Sprintf("%d", c.Database.Port),
 	}
 	dbPort, err := prompt.Run()
 	if err != nil {
@@ -110,44 +113,74 @@ func Configure() error {
 	fmt.Println()
 
 	selPrompt := promptui.Select{
-		Label: "Site type",
-		Items: []string{"Single user", "Multiple users"},
+		Templates: selTmpls,
+		Label:     "Site type",
+		Items:     []string{"Single user blog", "Multi-user instance"},
 	}
 	_, usersType, err := selPrompt.Run()
 	if err != nil {
 		return err
 	}
 	c.App.SingleUser = usersType == "Single user"
+	// TODO: if c.App.SingleUser {
+	//   prompt for username
+	//   prompt for password
+	//   create blog
 
 	siteNameLabel := "Instance name"
 	if c.App.SingleUser {
 		siteNameLabel = "Blog name"
 	}
 	prompt = promptui.Prompt{
-		Label:    siteNameLabel,
-		Validate: validateNonEmpty,
-		Default:  c.App.SiteName,
+		Templates: tmpls,
+		Label:     siteNameLabel,
+		Validate:  validateNonEmpty,
+		Default:   c.App.SiteName,
 	}
 	c.App.SiteName, err = prompt.Run()
 	if err != nil {
 		return err
 	}
 
+	prompt = promptui.Prompt{
+		Templates: tmpls,
+		Label:     "Public URL",
+		Validate:  validateDomain,
+		Default:   c.App.Host,
+	}
+	c.App.Host, err = prompt.Run()
+	if err != nil {
+		return err
+	}
+
 	if !c.App.SingleUser {
 		selPrompt = promptui.Select{
-			Label: "Registration",
-			Items: []string{"Open", "Closed"},
+			Templates: selTmpls,
+			Label:     "Registration",
+			Items:     []string{"Open", "Closed"},
 		}
 		_, regType, err := selPrompt.Run()
 		if err != nil {
 			return err
 		}
 		c.App.OpenRegistration = regType == "Open"
+
+		prompt = promptui.Prompt{
+			Templates: tmpls,
+			Label:     "Max blogs per user",
+			Default:   fmt.Sprintf("%d", c.App.MaxBlogs),
+		}
+		maxBlogs, err := prompt.Run()
+		if err != nil {
+			return err
+		}
+		c.App.MaxBlogs, _ = strconv.Atoi(maxBlogs) // Ignore error, as we've already validated number
 	}
 
 	selPrompt = promptui.Select{
-		Label: "Federation",
-		Items: []string{"Enabled", "Disabled"},
+		Templates: selTmpls,
+		Label:     "Federation",
+		Items:     []string{"Enabled", "Disabled"},
 	}
 	_, fedType, err := selPrompt.Run()
 	if err != nil {
@@ -157,8 +190,9 @@ func Configure() error {
 
 	if c.App.Federation {
 		selPrompt = promptui.Select{
-			Label: "Federation usage stats",
-			Items: []string{"Public", "Private"},
+			Templates: selTmpls,
+			Label:     "Federation usage stats",
+			Items:     []string{"Public", "Private"},
 		}
 		_, fedStatsType, err := selPrompt.Run()
 		if err != nil {
@@ -167,8 +201,9 @@ func Configure() error {
 		c.App.PublicStats = fedStatsType == "Public"
 
 		selPrompt = promptui.Select{
-			Label: "Instance metadata privacy",
-			Items: []string{"Public", "Private"},
+			Templates: selTmpls,
+			Label:     "Instance metadata privacy",
+			Items:     []string{"Public", "Private"},
 		}
 		_, fedStatsType, err = selPrompt.Run()
 		if err != nil {