resource: Make .Resources.GetByPrefix case insensitive

Fixes #4258

diff --git a/resource/resource.go b/resource/resource.go
index c668a0efedae2183b522eaa8ecefd4e9e1ad59b5..9cf9524b842968f227f719176256b76be9d01fe7 100644 (file)
--- a/resource/resource.go
+++ b/resource/resource.go
@@ -70,8 +70,10 @@ func (r Resources) ByType(tp string) Resources {
 // "logo" will match logo.png. It returns nil of none found.
 // In potential ambiguous situations, combine it with ByType.
 func (r Resources) GetByPrefix(prefix string) Resource {
+       prefix = strings.ToLower(prefix)
        for _, resource := range r {
                _, name := filepath.Split(resource.RelPermalink())
+               name = strings.ToLower(name)
                if strings.HasPrefix(name, prefix) {
                        return resource
                }

diff --git a/resource/resource_test.go b/resource/resource_test.go
index 847c26843a243d62da5dbafaab9155e74147fddc..fbc66af8fd9545b35a9a66601d2ed3e86e50272c 100644 (file)
--- a/resource/resource_test.go
+++ b/resource/resource_test.go
@@ -113,12 +113,14 @@ func TestResourcesGetByPrefix(t *testing.T) {
        resources := Resources{
                spec.newGenericResource(nil, nil, "/public", "/a/foo1.css", "foo1.css", "css"),
                spec.newGenericResource(nil, nil, "/public", "/a/logo1.png", "logo1.png", "image"),
-               spec.newGenericResource(nil, nil, "/public", "/b/logo2.png", "logo2.png", "image"),
+               spec.newGenericResource(nil, nil, "/public", "/b/Logo2.png", "Logo2.png", "image"),
                spec.newGenericResource(nil, nil, "/public", "/b/foo2.css", "foo2.css", "css"),
                spec.newGenericResource(nil, nil, "/public", "/b/foo3.css", "foo3.css", "css")}
 
        assert.Nil(resources.GetByPrefix("asdf"))
        assert.Equal("/logo1.png", resources.GetByPrefix("logo").RelPermalink())
+       assert.Equal("/logo1.png", resources.GetByPrefix("loGo").RelPermalink())
+       assert.Equal("/Logo2.png", resources.GetByPrefix("logo2").RelPermalink())
        assert.Equal("/foo2.css", resources.GetByPrefix("foo2").RelPermalink())
        assert.Equal("/foo1.css", resources.GetByPrefix("foo1").RelPermalink())
        assert.Equal("/foo1.css", resources.GetByPrefix("foo1").RelPermalink())