1// Copyright 2014 Google Inc. All Rights Reserved.
2//
3// Licensed under the Apache License, Version 2.0 (the "License");
4// you may not use this file except in compliance with the License.
5// You may obtain a copy of the License at
6//
7//     http://www.apache.org/licenses/LICENSE-2.0
8//
9// Unless required by applicable law or agreed to in writing, software
10// distributed under the License is distributed on an "AS IS" BASIS,
11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12// See the License for the specific language governing permissions and
13// limitations under the License.
14
15// Handler for /static content.
16
17package static
18
19import (
20	"fmt"
21	"mime"
22	"net/http"
23	"net/url"
24	"path"
25)
26
27const StaticResource = "/static/"
28
29var staticFiles = map[string]string{
30	"containers.css":                containersCss,
31	"containers.js":                 containersJs,
32	"bootstrap-3.1.1.min.css":       bootstrapCss,
33	"bootstrap-theme-3.1.1.min.css": bootstrapThemeCss,
34	"jquery-1.10.2.min.js":          jqueryJs,
35	"bootstrap-3.1.1.min.js":        bootstrapJs,
36	"google-jsapi.js":               googleJsapiJs,
37}
38
39func HandleRequest(w http.ResponseWriter, u *url.URL) error {
40	if len(u.Path) <= len(StaticResource) {
41		return fmt.Errorf("unknown static resource %q", u.Path)
42	}
43
44	// Get the static content if it exists.
45	resource := u.Path[len(StaticResource):]
46	content, ok := staticFiles[resource]
47	if !ok {
48		return fmt.Errorf("unknown static resource %q", resource)
49	}
50
51	// Set Content-Type if we were able to detect it.
52	contentType := mime.TypeByExtension(path.Ext(resource))
53	if contentType != "" {
54		w.Header().Set("Content-Type", contentType)
55	}
56
57	_, err := w.Write([]byte(content))
58	return err
59}
60