PuppyClient/Assets/Scripts/GeoLocation.cs

using UnityEngine;
using UnityEngine.Networking;
using System.Collections;

/* 获取用户ip地址，国家，地区，城市信息
 */

public class GeoLocation : MonoBehaviour
{
    private const string apiUrl = "https://ipinfo.io/json";
    void Start()
    {
        StartCoroutine(GetGeoLocation());
    }

    IEnumerator GetGeoLocation()
    {
        using (UnityWebRequest www = UnityWebRequest.Get(apiUrl))
        {
            yield return www.SendWebRequest();

            if (www.result == UnityWebRequest.Result.ConnectionError || www.result == UnityWebRequest.Result.ProtocolError)
            {
                Debug.Log(www.error);
            }
            else
            {
                string jsonResponse = www.downloadHandler.text;
                LocationData locationData = JsonUtility.FromJson<LocationData>(jsonResponse);
                DetermineRegion(locationData);
            }
        }
    }

    void DetermineRegion(LocationData locationData)
    {
        if (locationData.region != null)
        {
            if (locationData.region.Contains("Europe"))
            {
                Debug.Log("用户来自欧洲");
            }
            else if (locationData.region.Contains("America"))
            {
                Debug.Log("用户来自美洲");
            }
            else
            {
                Debug.Log("用户来自其他地区: " + locationData.region);
            }
        }
    }
}

[System.Serializable]
public class LocationData
{
    public string ip;
    public string city;
    public string region;
    public string country;
}