Only print the path warnings once

We could reset and rerun it on server rebuilds, but that report needs a full build to make sense.

Also clean up the config vs flags in this area: Make all config settings match the flags e.g. `printPathWarnings`, but set up aliases for the
old.

Fixes #11187

config/allconfig/allconfig.go

@@ -484,12 +484,6 @@ type RootConfig struct {
 	// Enable to print greppable placeholders (on the form "[i18n] TRANSLATIONID") for missing translation strings.
 	EnableMissingTranslationPlaceholders bool
 
-	// Enable to print warnings for missing translation strings.
-	LogI18nWarnings bool
-
-	// ENable to print warnings for multiple files published to the same destination.
-	LogPathWarnings bool
-
 	// Enable to panic on warning log entries. This may make it easier to detect the source.
 	PanicOnWarning bool
 
@@ -525,6 +519,12 @@ type RootConfig struct {
 	// Whether to track and print unused templates during the build.
 	PrintUnusedTemplates bool
 
+	// Enable to print warnings for missing translation strings.
+	PrintI18nWarnings bool
+
+	// ENable to print warnings for multiple files published to the same destination.
+	PrintPathWarnings bool
+
 	// URL to be used as a placeholder when a page reference cannot be found in ref or relref. Is used as-is.
 	RefLinksNotFoundURL string
 

config/allconfig/configlanguage.go

@@ -199,8 +199,8 @@ func (c ConfigLanguage) EnableMissingTranslationPlaceholders() bool {
 	return c.config.EnableMissingTranslationPlaceholders
 }
 
-func (c ConfigLanguage) LogI18nWarnings() bool {
-	return c.config.LogI18nWarnings
+func (c ConfigLanguage) PrintI18nWarnings() bool {
+	return c.config.PrintI18nWarnings
 }
 
 func (c ConfigLanguage) CreateTitle(s string) string {

config/allconfig/integration_test.go

@@ -69,3 +69,21 @@ Title: {{ .Title }}
 	b.Assert(modConf.Mounts[1].Lang, qt.Equals, "sv")
 
 }
+
+func TestConfigAliases(t *testing.T) {
+
+	files := `
+-- hugo.toml --
+baseURL = "https://example.com"
+logI18nWarnings = true
+logPathWarnings = true
+`
+	b := hugolib.NewIntegrationTestBuilder(
+		hugolib.IntegrationTestConfig{T: t, TxtarString: files},
+	).Build()
+
+	conf := b.H.Configs.Base
+
+	b.Assert(conf.PrintI18nWarnings, qt.Equals, true)
+	b.Assert(conf.PrintPathWarnings, qt.Equals, true)
+}

config/allconfig/load.go

@@ -139,7 +139,11 @@ type configLoader struct {
 
 // Handle some legacy values.
 func (l configLoader) applyConfigAliases() error {
-	aliases := []types.KeyValueStr{{Key: "taxonomies", Value: "indexes"}}
+	aliases := []types.KeyValueStr{
+		{Key: "indexes", Value: "taxonomies"},
+		{Key: "logI18nWarnings", Value: "printI18nWarnings"},
+		{Key: "logPathWarnings", Value: "printPathWarnings"},
+	}
 
 	for _, alias := range aliases {
 		if l.cfg.IsSet(alias.Key) {

config/configProvider.go

@@ -57,7 +57,7 @@ type AllProvider interface {
 	EnableMissingTranslationPlaceholders() bool
 	TemplateMetrics() bool
 	TemplateMetricsHints() bool
-	LogI18nWarnings() bool
+	PrintI18nWarnings() bool
 	CreateTitle(s string) string
 	IgnoreFile(s string) bool
 	NewContentEditor() string