func (f *Filter) FilterRequest(req *falcore.Request) (res *http.Response) {
// Clean asset path
asset_path := filepath.Clean(filepath.FromSlash(req.HttpRequest.URL.Path))
// Resolve PathPrefix
if strings.HasPrefix(asset_path, f.PathPrefix) {
asset_path = asset_path[len(f.PathPrefix):]
} else {
falcore.Debug("%v doesn't match prefix %v", asset_path, f.PathPrefix)
res = falcore.SimpleResponse(req.HttpRequest, 404, nil, "Not found.")
return
}
// Resolve FSBase
if f.BasePath != "" {
asset_path = filepath.Join(f.BasePath, asset_path)
} else {
falcore.Error("file_filter requires a BasePath")
return falcore.SimpleResponse(req.HttpRequest, 500, nil, "Server Error\n")
}
// Open File
if file, err := os.Open(asset_path); err == nil {
// Make sure it's an actual file
if stat, err := file.Stat(); err == nil && stat.Mode()&os.ModeType == 0 {
res = &http.Response{
Request: req.HttpRequest,
StatusCode: 200,
Proto: "HTTP/1.1",
ProtoMajor: 1,
ProtoMinor: 1,
Body: file,
Header: make(http.Header),
ContentLength: stat.Size(),
}
if ct := mime.TypeByExtension(filepath.Ext(asset_path)); ct != "" {
res.Header.Set("Content-Type", ct)
}
} else {
file.Close()
}
} else {
falcore.Finest("Can't open %v: %v", asset_path, err)
}
return
}
func (f *Filter) FilterRequest(req *falcore.Request) (res *http.Response) {
// Clean asset path
asset_path := filepath.Clean(filepath.FromSlash(req.HttpRequest.URL.Path))
if filepath.Ext(asset_path) != ".css" {
return
}
// Resolve PathPrefix
if strings.HasPrefix(asset_path, f.PathPrefix) {
asset_path = asset_path[len(f.PathPrefix):]
} else {
falcore.Debug("%v doesn't match prefix %v", asset_path, f.PathPrefix)
res = falcore.SimpleResponse(req.HttpRequest, 404, nil, "Not found.")
return
}
// Resolve FSBase
if f.BasePath != "" {
asset_path = filepath.Join(f.BasePath, asset_path)
} else {
falcore.Error("file_filter requires a BasePath")
return falcore.SimpleResponse(req.HttpRequest, 500, nil, "Server Error\n")
}
scss_asset_path := strings.Replace(asset_path, ".css", ".scss", -1)
sass_asset_path := strings.Replace(asset_path, ".css", ".sass", -1)
if _, err := os.Stat(scss_asset_path); err == nil {
asset_path = scss_asset_path
} else if _, err := os.Stat(sass_asset_path); err == nil {
asset_path = sass_asset_path
} else {
return
}
if file, err := os.Open(asset_path); err == nil {
// Make sure it's an actual file
if stat, err := file.Stat(); err == nil && stat.Mode()&os.ModeType == 0 {
cmd := exec.Command("sass", "--scss", asset_path)
var out bytes.Buffer
cmd.Stdout = &out
err = cmd.Run()
if err != nil {
falcore.Error("Can't compile SCSS file : %v", asset_path)
return
}
css := out.String()
res = &http.Response{
Request: req.HttpRequest,
StatusCode: 200,
Proto: "HTTP/1.1",
ProtoMajor: 1,
ProtoMinor: 1,
Body: ioutil.NopCloser(bytes.NewBufferString(css)),
Header: make(http.Header),
ContentLength: int64(len(css)),
}
res.Header.Set("Content-Type", mime.TypeByExtension(".css"))
// css, err := sc.CompileFile(asset_path)
// if err != nil {
// falcore.Error("%v", err)
// return
// }
// res = &http.Response{
// Request: req.HttpRequest,
// StatusCode: 200,
// Proto: "HTTP/1.1",
// ProtoMajor: 1,
// ProtoMinor: 1,
// Body: ioutil.NopCloser(bytes.NewBufferString(css)),
// Header: make(http.Header),
// ContentLength: int64(len(css)),
// }
// res.Header.Set("Content-Type", mime.TypeByExtension(".css"))
} else {
file.Close()
}
} else {
falcore.Finest("Can't open %v: %v", asset_path, err)
}
return
}