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package common
import (
"fmt"
"net/http"
stdpath "path"
"strings"
"github.com/alist-org/alist/v3/internal/conf"
)
func GetApiUrl(r *http.Request) string {
api := conf.Conf.SiteURL
if strings.HasPrefix(api, "http") {
return api
}
if r != nil {
protocol := "http"
if r.TLS != nil || r.Header.Get("X-Forwarded-Proto") == "https" {
protocol = "https"
}
host := r.Host
if r.Header.Get("X-Forwarded-Host") != "" {
host = r.Header.Get("X-Forwarded-Host")
}
api = fmt.Sprintf("%s://%s", protocol, stdpath.Join(host, api))
}
api = strings.TrimSuffix(api, "/")
return api
}
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