Add config option "disablePathToLower"

Enabling this prevents lowercasing of the path/url.

Fixes #557

commands/hugo.go

@@ -160,6 +160,7 @@ func LoadDefaultSettings() {
 	viper.SetDefault("Blackfriday", helpers.NewBlackfriday())
 	viper.SetDefault("RSSUri", "index.xml")
 	viper.SetDefault("SectionPagesMenu", "")
+	viper.SetDefault("DisablePathToLower", false)
 }
 
 // InitializeConfig initializes a config file with sensible default configuration flags.

docs/content/overview/configuration.md

@@ -133,6 +133,8 @@ Following is a list of Hugo-defined variables that you can configure and their c
     title:                      ""
     # if true, use /filename.html instead of /filename/
     uglyURLs:                   false
+    # Do not make the url/path to lowercase
+    disablePathToLower:         false
     # verbose output
     verbose:                    false
     # verbose logging

helpers/path.go

@@ -78,11 +78,13 @@ func MakePath(s string) string {
 	return UnicodeSanitize(strings.Replace(strings.TrimSpace(s), " ", "-", -1))
 }
 
-// MakePathToLower creates a Unicode-sanitized string, with the spaces replaced,
-// and transformed to lower case.
-// E.g. Social Media -> social-media
-func MakePathToLower(s string) string {
-	return strings.ToLower(MakePath(s))
+// MakePathSanitized creates a Unicode-sanitized string, with the spaces replaced
+func MakePathSanitized(s string) string {
+	if viper.GetBool("DisablePathToLower") {
+		return MakePath(s)
+	} else {
+		return strings.ToLower(MakePath(s))
+	}
 }
 
 func MakeTitle(inpath string) string {

helpers/path_test.go

@@ -42,7 +42,10 @@ func TestMakePath(t *testing.T) {
 	}
 }
 
-func TestMakePathToLower(t *testing.T) {
+func TestMakePathSanitized(t *testing.T) {
+	viper.Reset()
+	defer viper.Reset()
+
 	tests := []struct {
 		input    string
 		expected string
@@ -54,8 +57,34 @@ func TestMakePathToLower(t *testing.T) {
 		{"трям/трям", "трям/трям"},
 		{"은행", "은행"},
 	}
+
 	for _, test := range tests {
-		output := MakePathToLower(test.input)
+		output := MakePathSanitized(test.input)
+		if output != test.expected {
+			t.Errorf("Expected %#v, got %#v\n", test.expected, output)
+		}
+	}
+}
+
+func TestMakePathSanitizedDisablePathToLower(t *testing.T) {
+	viper.Reset()
+	defer viper.Reset()
+	viper.Set("DisablePathToLower", true)
+
+	tests := []struct {
+		input    string
+		expected string
+	}{
+		{"  FOO bar  ", "FOO-bar"},
+		{"Foo.Bar/fOO_bAr-Foo", "Foo.Bar/fOO_bAr-Foo"},
+		{"FOO,bar:Foo%Bar", "FOObarFooBar"},
+		{"foo/BAR.HTML", "foo/BAR.HTML"},
+		{"трям/трям", "трям/трям"},
+		{"은행", "은행"},
+	}
+
+	for _, test := range tests {
+		output := MakePathSanitized(test.input)
 		if output != test.expected {
 			t.Errorf("Expected %#v, got %#v\n", test.expected, output)
 		}

helpers/url.go

@@ -102,7 +102,7 @@ func SanitizeURLKeepTrailingSlash(in string) string {
 //     uri: Vim (text editor)
 //     urlize: vim-text-editor
 func URLize(uri string) string {
-	sanitized := MakePathToLower(uri)
+	sanitized := MakePathSanitized(uri)
 
 	// escape unicode letters
 	parsedUri, err := url.Parse(sanitized)

hugolib/site.go

@@ -1045,7 +1045,7 @@ func (s *Site) newTaxonomyNode(t taxRenderInfo) (*Node, string) {
 	key := t.key
 	n := s.NewNode()
 	if s.Info.preserveTaxonomyNames {
-		key = helpers.MakePathToLower(key)
+		key = helpers.MakePathSanitized(key)
 		// keep as is, just make sure the first char is upper
 		n.Title = helpers.FirstUpper(t.key)
 	} else {
@@ -1188,7 +1188,7 @@ func (s *Site) RenderSectionLists() error {
 			[]string{"section/" + section + ".html", "_default/section.html", "_default/list.html", "indexes/" + section + ".html", "_default/indexes.html"})
 
 		if s.Info.preserveTaxonomyNames {
-			section = helpers.MakePathToLower(section)
+			section = helpers.MakePathSanitized(section)
 		}
 
 		n := s.newSectionListNode(sectionName, section, data)

hugolib/taxonomy.go

@@ -60,7 +60,7 @@ type OrderedTaxonomyEntry struct {
 
 // KeyPrep... Taxonomies should be case insensitive. Can make it easily conditional later.
 func kp(in string) string {
-	return helpers.MakePathToLower(in)
+	return helpers.MakePathSanitized(in)
 }
 
 func (i Taxonomy) Get(key string) WeightedPages { return i[kp(key)] }