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Improve TrHTML and add more tests #29228

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merged 5 commits into from
Feb 18, 2024
Merged

Improve TrHTML and add more tests #29228

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9b6b5df
fix
wxiaoguang Feb 17, 2024
ffdb33d
Merge branch 'main' into improve-template
wxiaoguang Feb 18, 2024
629f36b
Merge branch 'main' into improve-template
KN4CK3R Feb 18, 2024
7f5f7f4
Merge branch 'main' into improve-template
wxiaoguang Feb 18, 2024
bc5d972
Merge branch 'main' into improve-template
wxiaoguang Feb 18, 2024
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66 changes: 66 additions & 0 deletions modules/translation/i18n/i18n_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,7 @@
package i18n

import (
"html/template"
"strings"
"testing"

Expand Down Expand Up @@ -82,6 +83,71 @@ c=22
assert.Equal(t, "22", lang1.TrString("c"))
}

type stringerPointerReceiver struct {
s string
}

func (s *stringerPointerReceiver) String() string {
return s.s
}

type stringerStructReceiver struct {
s string
}

func (s stringerStructReceiver) String() string {
return s.s
}

type errorStructReceiver struct {
s string
}

func (e errorStructReceiver) Error() string {
return e.s
}

type errorPointerReceiver struct {
s string
}

func (e *errorPointerReceiver) Error() string {
return e.s
}

func TestLocaleWithTemplate(t *testing.T) {
ls := NewLocaleStore()
assert.NoError(t, ls.AddLocaleByIni("lang1", "Lang1", []byte(`key=<a>%s</a>`), nil))
lang1, _ := ls.Locale("lang1")

tmpl := template.New("test").Funcs(template.FuncMap{"tr": lang1.TrHTML})
tmpl = template.Must(tmpl.Parse(`{{tr "key" .var}}`))

cases := []struct {
in any
want string
}{
{"<str>", "<a>&lt;str&gt;</a>"},
{[]byte("<bytes>"), "<a>[60 98 121 116 101 115 62]</a>"},
{template.HTML("<html>"), "<a><html></a>"},
{stringerPointerReceiver{"<stringerPointerReceiver>"}, "<a>{&lt;stringerPointerReceiver&gt;}</a>"},
{&stringerPointerReceiver{"<stringerPointerReceiver ptr>"}, "<a>&lt;stringerPointerReceiver ptr&gt;</a>"},
{stringerStructReceiver{"<stringerStructReceiver>"}, "<a>&lt;stringerStructReceiver&gt;</a>"},
{&stringerStructReceiver{"<stringerStructReceiver ptr>"}, "<a>&lt;stringerStructReceiver ptr&gt;</a>"},
{errorStructReceiver{"<errorStructReceiver>"}, "<a>&lt;errorStructReceiver&gt;</a>"},
{&errorStructReceiver{"<errorStructReceiver ptr>"}, "<a>&lt;errorStructReceiver ptr&gt;</a>"},
{errorPointerReceiver{"<errorPointerReceiver>"}, "<a>{&lt;errorPointerReceiver&gt;}</a>"},
{&errorPointerReceiver{"<errorPointerReceiver ptr>"}, "<a>&lt;errorPointerReceiver ptr&gt;</a>"},
}

buf := &strings.Builder{}
for _, c := range cases {
buf.Reset()
assert.NoError(t, tmpl.Execute(buf, map[string]any{"var": c.in}))
assert.Equal(t, c.want, buf.String())
}
}

func TestLocaleStoreQuirks(t *testing.T) {
const nl = "\n"
q := func(q1, s string, q2 ...string) string {
Expand Down
8 changes: 5 additions & 3 deletions modules/translation/i18n/localestore.go
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Original file line number Diff line number Diff line change
Expand Up @@ -133,12 +133,14 @@ func (l *locale) TrHTML(trKey string, trArgs ...any) template.HTML {
args := slices.Clone(trArgs)
for i, v := range args {
switch v := v.(type) {
case nil, bool, int, int8, int16, int32, int64, uint, uint8, uint16, uint32, uint64, float32, float64, template.HTML:
// for most basic types (including template.HTML which is safe), just do nothing and use it
case string:
args[i] = template.HTML(template.HTMLEscapeString(v))
args[i] = template.HTMLEscapeString(v)
case fmt.Stringer:
args[i] = template.HTMLEscapeString(v.String())
default: // int, float, include template.HTML
// do nothing, just use it
default:
args[i] = template.HTMLEscapeString(fmt.Sprint(v))
}
}
return template.HTML(l.TrString(trKey, args...))
Expand Down
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