67 lines
1.7 KiB
Go
67 lines
1.7 KiB
Go
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// Copyright 2024 The Forgejo Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package i18n
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import (
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"fmt"
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"html/template"
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"reflect"
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"slices"
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"strings"
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)
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type KeyLocale struct{}
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var _ Locale = (*KeyLocale)(nil)
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// HasKey implements Locale.
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func (k *KeyLocale) HasKey(trKey string) bool {
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return true
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}
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// TrHTML implements Locale.
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func (k *KeyLocale) TrHTML(trKey string, trArgs ...any) template.HTML {
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args := slices.Clone(trArgs)
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for i, v := range args {
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switch v := v.(type) {
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case nil, bool, int, int8, int16, int32, int64, uint, uint8, uint16, uint32, uint64, float32, float64, template.HTML:
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// for most basic types (including template.HTML which is safe), just do nothing and use it
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case string:
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args[i] = template.HTMLEscapeString(v)
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case fmt.Stringer:
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args[i] = template.HTMLEscapeString(v.String())
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default:
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args[i] = template.HTMLEscapeString(fmt.Sprint(v))
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}
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}
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return template.HTML(k.TrString(trKey, args...))
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}
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// TrString implements Locale.
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func (k *KeyLocale) TrString(trKey string, trArgs ...any) string {
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return FormatDummy(trKey, trArgs...)
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}
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func FormatDummy(trKey string, args ...any) string {
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if len(args) == 0 {
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return fmt.Sprintf("(%s)", trKey)
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}
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fmtArgs := make([]any, 0, len(args)+1)
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fmtArgs = append(fmtArgs, trKey)
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for _, arg := range args {
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val := reflect.ValueOf(arg)
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if val.Kind() == reflect.Slice {
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for i := 0; i < val.Len(); i++ {
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fmtArgs = append(fmtArgs, val.Index(i).Interface())
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}
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} else {
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fmtArgs = append(fmtArgs, arg)
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}
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}
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template := fmt.Sprintf("(%%s: %s)", strings.Join(slices.Repeat([]string{"%v"}, len(fmtArgs)-1), ", "))
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return fmt.Sprintf(template, fmtArgs...)
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}
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