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package handlers
import (
"net/url"
"github.com/authelia/authelia/v4/internal/duo"
"github.com/authelia/authelia/v4/internal/middlewares"
"github.com/authelia/authelia/v4/internal/session"
"github.com/authelia/authelia/v4/internal/utils"
)
// DuoPreAuth helper function for retrieving supported devices and capabilities from duo api.
func DuoPreAuth(ctx *middlewares.AutheliaCtx, userSession *session.UserSession, duoAPI duo.API) (result, message string, devices []DuoDevice, enrollURL string, err error) {
values := url.Values{}
values.Set("username", userSession.Username)
preAuthResponse, err := duoAPI.PreAuthCall(ctx, userSession, values)
if err != nil {
return "", "", nil, "", err
}
if preAuthResponse.Result == auth {
var supportedDevices []DuoDevice
for _, device := range preAuthResponse.Devices {
var supportedMethods []string
for _, method := range duo.PossibleMethods {
if utils.IsStringInSlice(method, device.Capabilities) {
supportedMethods = append(supportedMethods, method)
}
}
if len(supportedMethods) > 0 {
supportedDevices = append(supportedDevices, DuoDevice{
Device: device.Device,
DisplayName: device.DisplayName,
Capabilities: supportedMethods,
})
}
}
if len(supportedDevices) > 0 {
return preAuthResponse.Result, preAuthResponse.StatusMessage, supportedDevices, preAuthResponse.EnrollPortalURL, nil
}
}
return preAuthResponse.Result, preAuthResponse.StatusMessage, nil, preAuthResponse.EnrollPortalURL, nil
}
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