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@ -9,7 +9,7 @@ It is recommend to use this way |
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cacheDir := "./cache" |
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defaultImg := "./default.jpg" |
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http.Handle("/avatar/", avatar.HttpHandler(cacheDir, defaultImg)) |
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http.Handle("/avatar/", avatar.CacheServer(cacheDir, defaultImg)) |
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*/ |
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package avatar |
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@ -135,12 +135,12 @@ func (this *Avatar) UpdateTimeout(timeout time.Duration) error { |
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return err |
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} |
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type avatarHandler struct { |
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type service struct { |
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cacheDir string |
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altImage string |
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} |
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func (this *avatarHandler) mustInt(r *http.Request, defaultValue int, keys ...string) int { |
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func (this *service) mustInt(r *http.Request, defaultValue int, keys ...string) int { |
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var v int |
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for _, k := range keys { |
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if _, err := fmt.Sscanf(r.FormValue(k), "%d", &v); err == nil { |
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@ -150,7 +150,7 @@ func (this *avatarHandler) mustInt(r *http.Request, defaultValue int, keys ...st |
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return defaultValue |
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} |
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func (this *avatarHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) { |
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func (this *service) ServeHTTP(w http.ResponseWriter, r *http.Request) { |
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urlPath := r.URL.Path |
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hash := urlPath[strings.LastIndex(urlPath, "/")+1:] |
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size := this.mustInt(r, 80, "s", "size") // default size = 80*80
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@ -183,9 +183,9 @@ func (this *avatarHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) { |
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} |
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} |
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// http.Handle("/avatar/", avatar.HttpHandler("./cache"))
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func HttpHandler(cacheDir string, defaultImgPath string) http.Handler { |
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return &avatarHandler{ |
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// http.Handle("/avatar/", avatar.CacheServer("./cache"))
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func CacheServer(cacheDir string, defaultImgPath string) http.Handler { |
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return &service{ |
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cacheDir: cacheDir, |
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altImage: defaultImgPath, |
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} |
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