fix(i18n): make HasKey aware of newStyleMessages (go-gitea#7166)

Followup to https://codeberg.org/forgejo/forgejo/pulls/6203
Related to https://codeberg.org/forgejo/forgejo/pulls/6154

Reviewed-on: https://codeberg.org/forgejo/forgejo/pulls/7166
Reviewed-by: Gusted <[email protected]>
Co-authored-by: 0ko <[email protected]>
Co-committed-by: 0ko <[email protected]>

Author: 0ko

modules/translation/i18n/i18n_test.go

@@ -156,7 +156,15 @@ commits = fallback value for commits
 	assert.ElementsMatch(t, []string{"lang1", "lang2"}, langs)
 	assert.ElementsMatch(t, []string{"Lang1", "Lang2"}, descs)
 
-	found := lang1.HasKey("no-such")
+	// Test HasKey for JSON
+	found := lang2.HasKey("section.json")
+	assert.True(t, found)
+
+	// Test HasKey for INI
+	found = lang2.HasKey("section.sub")
+	assert.True(t, found)
+
+	found = lang1.HasKey("no-such")
 	assert.False(t, found)
 	assert.EqualValues(t, "no-such", lang1.TrString("no-such"))
 	require.NoError(t, ls.Close())

modules/translation/i18n/localestore.go

@@ -303,6 +303,10 @@ func (l *locale) TrPluralString(count any, trKey string, trArgs ...any) template
 
 // HasKey returns whether a key is present in this locale or not
 func (l *locale) HasKey(trKey string) bool {
+	_, ok := l.newStyleMessages[trKey]
+	if ok {
+		return true
+	}
 	idx, ok := l.store.trKeyToIdxMap[trKey]
 	if !ok {
 		return false