New: i18n pluralization and variables support and more...

fixes: #1649, #1648, #1641, #1650 relative to: #1597
2026-01-08 04:21:57 +00:00 · 2020-09-29 19:19:19 +03:00
parent f224ded740
commit 4065819688
63 changed files with 2054 additions and 684 deletions
--- a/_examples/i18n/plurals/main_test.go
+++ b/_examples/i18n/plurals/main_test.go
@@ -0,0 +1,131 @@
+package main_test
+
+import (
+	"strings"
+	"testing"
+
+	"github.com/kataras/iris/v12"
+	"github.com/kataras/iris/v12/httptest"
+)
+
+const (
+	female = iota + 1
+	male
+)
+
+func TestI18nPlurals(t *testing.T) {
+	handler := func(ctx iris.Context) {
+		tr(ctx, "Classic")
+
+		tr(ctx, "YouLate", 1)
+		tr(ctx, "YouLate", 2)
+
+		tr(ctx, "FreeDay", 1)
+		tr(ctx, "FreeDay", 5)
+
+		tr(ctx, "FreeDay", 3, 15)
+
+		tr(ctx, "HeIsHome", "Peter")
+
+		tr(ctx, "HouseCount", female, 2, "Maria")
+		tr(ctx, "HouseCount", male, 1, "Peter")
+
+		tr(ctx, "nav.home")
+		tr(ctx, "nav.user")
+		tr(ctx, "nav.more.what")
+		tr(ctx, "nav.more.even.more")
+		tr(ctx, "nav.more.even.aplural", 1)
+		tr(ctx, "nav.more.even.aplural", 15)
+
+		tr(ctx, "VarTemplate", iris.Map{
+			"Name":        "Peter",
+			"GenderCount": male,
+		})
+
+		tr(ctx, "VarTemplatePlural", 1, female)
+		tr(ctx, "VarTemplatePlural", 2, female, 1)
+		tr(ctx, "VarTemplatePlural", 2, female, 5)
+		tr(ctx, "VarTemplatePlural", 1, male)
+		tr(ctx, "VarTemplatePlural", 2, male, 1)
+		tr(ctx, "VarTemplatePlural", 2, male, 2)
+
+		tr(ctx, "VarTemplatePlural", iris.Map{
+			"PluralCount": 5,
+			"Names":       []string{"Makis", "Peter"},
+			"InlineJoin": func(arr []string) string {
+				return strings.Join(arr, ", ")
+			},
+		})
+
+		tr(ctx, "TemplatePlural", iris.Map{
+			"PluralCount": 1,
+			"Name":        "Peter",
+		})
+		tr(ctx, "TemplatePlural", iris.Map{
+			"PluralCount": 5,
+			"Names":       []string{"Makis", "Peter"},
+			"InlineJoin": func(arr []string) string {
+				return strings.Join(arr, ", ")
+			},
+		})
+		tr(ctx, "VarTemplatePlural", 2, male, 4)
+
+		tr(ctx, "TemplateVarTemplatePlural", iris.Map{
+			"PluralCount": 3,
+			"DogsCount":   5,
+		})
+
+		tr(ctx, "message.HostResult")
+
+		tr(ctx, "LocalVarsHouseCount.Text", 3, 4)
+	}
+
+	w := httptest.NewRecorder()
+	r := httptest.NewRequest("GET", "/", nil)
+	defer r.Body.Close()
+	httptest.Do(w, r, handler, func(app *iris.Application) {
+		err := app.I18n.Load("./locales/*/*", "en-US", "el-GR")
+		if err != nil {
+			panic(err)
+		}
+	})
+
+	expected := `Classic=classic
+YouLate=You are 1 minute late.
+YouLate=You are 2 minutes late.
+FreeDay=You have a day off
+FreeDay=You have 5 free days
+FreeDay=You have three days and 15 minutes off.
+HeIsHome=Peter is home
+HouseCount=She (Maria) has 2 houses
+HouseCount=He (Peter) has 1 house
+nav.home=Home
+nav.user=Account
+nav.more.what=this
+nav.more.even.more=yes
+nav.more.even.aplural=You are 1 minute late.
+nav.more.even.aplural=You are 15 minutes late.
+VarTemplate=(He) Peter is home
+VarTemplatePlural=She is awesome
+VarTemplatePlural=other (She) has 1 house
+VarTemplatePlural=other (She) has 5 houses
+VarTemplatePlural=He is awesome
+VarTemplatePlural=other (He) has 1 house
+VarTemplatePlural=other (He) has 2 houses
+VarTemplatePlural=Makis, Peter are awesome
+TemplatePlural=Peter is unique
+TemplatePlural=Makis, Peter are awesome
+VarTemplatePlural=other (He) has 4 houses
+TemplateVarTemplatePlural=These 3 are wonderful, feeding 5 dogsssss in total!
+message.HostResult=Store Encrypted Message Online
+LocalVarsHouseCount.Text=She has 4 houses
+`
+	if got := w.Body.String(); expected != got {
+		t.Fatalf("expected:\n'%s'\n\nbut got:\n'%s'", expected, got)
+	}
+}
+
+func tr(ctx iris.Context, key string, args ...interface{}) {
+	translation := ctx.Tr(key, args...)
+	ctx.Writef("%s=%s\n", key, translation)
+}