66 lines
1.3 KiB
Go
66 lines
1.3 KiB
Go
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package blob
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import (
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"bytes"
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"compress/gzip"
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"fmt"
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"io"
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"log"
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"net/http"
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"strings"
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)
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const (
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TemplateFiles = "templates"
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StaticFiles = "static"
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)
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var mimeMap = map[string]string{
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"css": "text/css",
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"js": "text/javascript",
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"descriptor": "application/vnd.google.protobuf;proto=google.protobuf.FileDescriptorSet",
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}
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func GetFile(bucket string, name string) ([]byte, error) {
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blob, ok := files[bucket][name]
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if !ok {
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return nil, fmt.Errorf("Could not find %s/%s. Missing/updated files.go?", bucket, name)
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}
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reader := bytes.NewReader(blob)
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gz, err := gzip.NewReader(reader)
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if err != nil {
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return nil, err
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}
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var b bytes.Buffer
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io.Copy(&b, gz)
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gz.Close()
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return b.Bytes(), nil
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}
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type Handler struct{}
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func (h Handler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
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name := r.URL.Path
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if name == "" {
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name = "index.html"
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}
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file, err := GetFile(StaticFiles, name)
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if err != nil {
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if err != io.EOF {
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log.Printf("Could not get file: %s", err)
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}
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w.WriteHeader(http.StatusNotFound)
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return
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}
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contentType := http.DetectContentType(file)
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if strings.Contains(contentType, "text/plain") || strings.Contains(contentType, "application/octet-stream") {
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parts := strings.Split(name, ".")
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contentType = mimeMap[parts[len(parts)-1]]
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}
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w.Header().Set("Content-Type", contentType)
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w.Write(file)
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}
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