Ejemplo n.º 1
0
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
}
Ejemplo n.º 2
0
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
}