32 lines
863 B
Go
32 lines
863 B
Go
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package handlers
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import (
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"net/http"
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"path/filepath"
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"strings"
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)
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func (a *App) Static() http.Handler {
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fileServer := http.StripPrefix("/static/", http.FileServer(http.Dir(a.cfg.StaticDir)))
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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setStaticCacheHeaders(w, r.URL.Path)
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fileServer.ServeHTTP(w, r)
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})
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}
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func setStaticCacheHeaders(w http.ResponseWriter, path string) {
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ext := strings.ToLower(filepath.Ext(path))
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switch ext {
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case ".avif", ".gif", ".ico", ".jpg", ".jpeg", ".png", ".svg", ".webp",
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".mp4", ".m4v", ".mov", ".webm", ".mp3", ".ogg",
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".eot", ".otf", ".ttf", ".woff", ".woff2":
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w.Header().Set("Cache-Control", "public, max-age=31536000, immutable")
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case ".css", ".js":
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w.Header().Set("Cache-Control", "public, max-age=86400")
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default:
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w.Header().Set("Cache-Control", "public, max-age=3600")
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}
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}
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