28 lines
610 B
Go
28 lines
610 B
Go
package static
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import (
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"net/http"
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"os"
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"path/filepath"
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"strings"
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)
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func Handler(dir string, fallback http.Handler) http.Handler {
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if strings.TrimSpace(dir) == "" {
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return fallback
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}
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fs := http.FileServer(http.Dir(dir))
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return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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if strings.HasPrefix(r.URL.Path, "/api/") {
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fallback.ServeHTTP(w, r)
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return
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}
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path := filepath.Join(dir, filepath.Clean(r.URL.Path))
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if info, err := os.Stat(path); err == nil && !info.IsDir() {
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fs.ServeHTTP(w, r)
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return
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}
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http.ServeFile(w, r, filepath.Join(dir, "index.html"))
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})
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}
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