[feat] sui i18n direction, timezone and format support

sui/core/locale.go

@@ -2,9 +2,119 @@ package core
 
 import (
 	"fmt"
+	"path/filepath"
 	"regexp"
+	"strings"
+	"time"
+
+	"github.com/yaoapp/gou/application"
+	"github.com/yaoapp/gou/process"
+	"github.com/yaoapp/kun/log"
+	"gopkg.in/yaml.v3"
 )
 
+// Locales the locales
+var Locales = map[string]map[string]*Locale{}
+
+type localeData struct {
+	name   string
+	path   string
+	locale *Locale
+	cmd    uint8
+}
+
+var chLocale = make(chan *localeData, 1)
+
+const (
+	saveLocale uint8 = iota
+	removeLocale
+)
+
+func init() {
+	go localeWriter()
+}
+
+func localeWriter() {
+	for {
+		select {
+		case data := <-chLocale:
+			switch data.cmd {
+			case saveLocale:
+				if _, ok := Locales[data.name]; !ok {
+					Locales[data.name] = map[string]*Locale{}
+				}
+				Locales[data.name][data.path] = data.locale
+
+			case removeLocale:
+				if _, ok := Locales[data.name]; ok {
+					delete(Locales[data.name], data.path)
+				}
+			}
+		}
+	}
+}
+
+// Locale get the locale
+func (parser *TemplateParser) Locale() *Locale {
+	var locales map[string]*Locale = nil
+	name, ok := parser.option.Locale.(string)
+	if !ok {
+		return nil
+	}
+
+	root := parser.option.Root
+	route := parser.option.Route
+	disableCache := parser.option.Preview || parser.option.Debug || parser.option.Editor || parser.option.DisableCache
+	locales, ok = Locales[name]
+	if !ok {
+		locales = map[string]*Locale{}
+	}
+
+	locale, ok := locales[route]
+	if ok && !disableCache {
+		return locale
+	}
+
+	path := filepath.Join("public", parser.option.Root, ".locales", name, strings.TrimPrefix(route, root)+".yml")
+	if exists, err := application.App.Exists(path); !exists {
+		if err != nil {
+			log.Error("[parser] %s Locale %s", route, err.Error())
+		}
+		return nil
+	}
+
+	// Load the locale
+	locale = &Locale{Name: name}
+
+	raw, err := application.App.Read(path)
+	if err != nil {
+		log.Error("[parser] %s Locale %s", route, err.Error())
+		return nil
+	}
+
+	err = yaml.Unmarshal(raw, locale)
+	if err != nil {
+		log.Error("[parser] %s Locale %s", route, err.Error())
+		return nil
+	}
+
+	if locale.Timezone == "" {
+		locale.Timezone = GetSystemTimezone()
+	}
+
+	if locale.Direction == "" {
+		locale.Direction = "ltr"
+	}
+
+	if parser.data != nil {
+		parser.data["$timezone"] = locale.Timezone
+		parser.data["$direction"] = locale.Direction
+	}
+
+	chLocale <- &localeData{name, route, locale, saveLocale}
+	return locale
+}
+
 // MergeTranslations merge the translations
 func (locale *Locale) MergeTranslations(translations []Translation, prefix ...string) {
 	if locale.Keys == nil {
@@ -85,3 +195,53 @@ func (locale *Locale) ParseKeys() {
 	}
 	return
 }
+
+// Fmt format the value
+func (locale *Locale) Fmt(name string, value string) string {
+	if locale.Formatter == "" {
+		return value
+	}
+
+	pname := fmt.Sprintf("%s.%s", locale.Formatter, name)
+	p, err := process.Of(pname, value, map[string]string{
+		"name":      locale.Name,
+		"timezone":  locale.Timezone,
+		"direction": locale.Direction,
+	})
+	if err != nil {
+		log.Error("[locale] %s %s", pname, err.Error())
+		return value
+	}
+
+	res, err := p.Exec()
+	if err != nil {
+		log.Error("[locale] %s %s", pname, err.Error())
+		return value
+	}
+
+	if v, ok := res.(string); ok {
+		return v
+	}
+
+	log.Error("[locale] %s %s", pname, "The formatter must return a string")
+	return value
+}
+
+// GetSystemTimezone get the system timezone
+func GetSystemTimezone() string {
+	now := time.Now()
+
+	_, offset := now.Zone()
+
+	hours := offset / 3600
+	minutes := (offset % 3600) / 60
+
+	sign := "+"
+	if hours < 0 || minutes < 0 {
+		sign = "-"
+		hours = -hours
+		minutes = -minutes
+	}
+
+	return fmt.Sprintf("%s%02d:%02d", sign, hours, minutes)
+}

sui/core/parser.go

@@ -2,15 +2,12 @@ package core
 
 import (
 	"fmt"
-	"path/filepath"
 	"strings"
 
 	"github.com/PuerkitoBio/goquery"
 	jsoniter "github.com/json-iterator/go"
-	"github.com/yaoapp/gou/application"
 	"github.com/yaoapp/kun/log"
 	"golang.org/x/net/html"
-	"gopkg.in/yaml.v3"
 )
 
 // Load the jit components
@@ -80,94 +77,6 @@ var keepAttrs = map[string]bool{
 	"s:click": true,
 }
 
-// Locales the locales
-var Locales = map[string]map[string]*Locale{}
-
-type localeData struct {
-	name   string
-	path   string
-	locale *Locale
-	cmd    uint8
-}
-
-var chLocale = make(chan *localeData, 1)
-
-const (
-	saveLocale uint8 = iota
-	removeLocale
-)
-
-func init() {
-	go localeWriter()
-}
-
-func localeWriter() {
-	for {
-		select {
-		case data := <-chLocale:
-			switch data.cmd {
-			case saveLocale:
-				if _, ok := Locales[data.name]; !ok {
-					Locales[data.name] = map[string]*Locale{}
-				}
-				Locales[data.name][data.path] = data.locale
-
-			case removeLocale:
-				if _, ok := Locales[data.name]; ok {
-					delete(Locales[data.name], data.path)
-				}
-			}
-		}
-	}
-}
-
-// Locale get the locale
-func (parser *TemplateParser) Locale() *Locale {
-	var locales map[string]*Locale = nil
-	name, ok := parser.option.Locale.(string)
-	if !ok {
-		return nil
-	}
-
-	root := parser.option.Root
-	route := parser.option.Route
-	disableCache := parser.option.Preview || parser.option.Debug || parser.option.Editor || parser.option.DisableCache
-	locales, ok = Locales[name]
-	if !ok {
-		locales = map[string]*Locale{}
-	}
-
-	locale, ok := locales[route]
-	if ok && !disableCache {
-		return locale
-	}
-
-	path := filepath.Join("public", parser.option.Root, ".locales", name, strings.TrimPrefix(route, root)+".yml")
-	if exists, err := application.App.Exists(path); !exists {
-		if err != nil {
-			log.Error("[parser] %s Locale %s", route, err.Error())
-		}
-		return nil
-	}
-
-	// Load the locale
-	locale = &Locale{}
-	raw, err := application.App.Read(path)
-	if err != nil {
-		log.Error("[parser] %s Locale %s", route, err.Error())
-		return nil
-	}
-
-	err = yaml.Unmarshal(raw, locale)
-	if err != nil {
-		log.Error("[parser] %s Locale %s", route, err.Error())
-		return nil
-	}
-
-	chLocale <- &localeData{name, route, locale, saveLocale}
-	return locale
-}
-
 // NewTemplateParser create a new template parser
 func NewTemplateParser(data Data, option *ParserOption) *TemplateParser {
 	if option == nil {
@@ -228,6 +137,9 @@ func (parser *TemplateParser) Render(html string) (string, error) {
 		body.AppendHtml(bodyInjectionScript(data, parser.debug()))
 	}
 
+	// Fmt
+	parser.Fmt(doc)
+
 	// For editor
 	if parser.option != nil && parser.option.Editor {
 		return doc.Find("body").Html()
@@ -245,6 +157,17 @@ func (parser *TemplateParser) Render(html string) (string, error) {
 	return doc.Html()
 }
 
+// Fmt formats the HTML template
+func (parser *TemplateParser) Fmt(doc *goquery.Document) {
+	if parser.locale != nil {
+		sels := doc.Find(`[s\:trans-fmt]`)
+		sels.Each(func(i int, sel *goquery.Selection) {
+			name := sel.AttrOr("s:trans-fmt", "")
+			sel.SetText(parser.locale.Fmt(name, sel.Text()))
+		})
+	}
+}
+
 // Parse  parses and renders the HTML template
 func (parser *TemplateParser) parseNode(node *html.Node) {
 

sui/core/request.go

@@ -76,6 +76,8 @@ func (r *Request) NewData() Data {
 	data["$url"] = r.URL
 	data["$theme"] = r.Theme
 	data["$locale"] = r.Locale
+	data["$timezone"] = GetSystemTimezone()
+	data["$direction"] = "ltr"
 	return data
 }
 

sui/core/types.go

@@ -97,40 +97,12 @@ type Translation struct {
 
 // Locale is the struct for the locale
 type Locale struct {
-	Keys     map[string]string `json:"keys,omitempty"`
-	Messages map[string]string `json:"messages,omitempty"`
-	Date     LocaleDate        `json:"date,omitempty"`
-	Currency LocaleCurrency    `json:"currency,omitempty"`
-	Number   LocaleNumber      `json:"number,omitempty"`
-}
-
-// LocaleDate the struct for the locale date format
-type LocaleDate struct {
-	Short string `json:"short,omitempty"`
-	Long  string `json:"long,omitempty"`
-	Full  string `json:"full,omitempty"`
-	Month string `json:"month,omitempty"`
-	Week  string `json:"week,omitempty"`
-	Year  string `json:"year,omitempty"`
-	Day   string `json:"day,omitempty"`
-	Human string `json:"human,omitempty"`
-}
-
-// LocaleCurrency the struct for the locale currency
-type LocaleCurrency struct {
-	Format    string `json:"format,omitempty"`
-	Unit      string `json:"unit,omitempty"`
-	Separator string `json:"separator,omitempty"`
-	Delimiter string `json:"delimiter,omitempty"`
-	Precision int    `json:"precision,omitempty"`
-}
-
-// LocaleNumber the struct for the locale number
-type LocaleNumber struct {
-	Format    string `json:"format,omitempty"`
-	Separator string `json:"separator,omitempty"`
-	Delimiter string `json:"delimiter,omitempty"`
-	Precision int    `json:"precision,omitempty"`
+	Name      string            `json:"name,omitempty"`
+	Formatter string            `json:"formatter,omitempty"`
+	Keys      map[string]string `json:"keys,omitempty"`
+	Messages  map[string]string `json:"messages,omitempty"`
+	Direction string            `json:"direction,omitempty"`
+	Timezone  string            `json:"timezone,omitempty"`
 }
 
 // PageTreeNode is the struct for the page tree node

sui/storages/local/build.go

@@ -263,12 +263,14 @@ func (tmpl *Template) getLocale(name string, route string, pageOnly ...bool) cor
 	}
 
 	locale := core.Locale{
-		Keys:     map[string]string{},
-		Messages: map[string]string{},
-		Date:     global.Date,
-		Currency: global.Currency,
-		Number:   global.Number,
+		Name:      name,
+		Keys:      map[string]string{},
+		Messages:  map[string]string{},
+		Direction: global.Direction,
+		Timezone:  global.Timezone,
+		Formatter: global.Formatter,
 	}
+
 	raw, err := tmpl.local.fs.ReadFile(file)
 	if err != nil {
 		log.Error(`[SUI] Read the locale file error: %s`, err.Error())