下载：
//进度条
public Image jindu;
public Text jindu_Progress;
/// <summary>
/// 下载
/// </summary>
/// <param name="url">下载的地址</param>
/// <returns></returns>
IEnumerator Download()
{
UnityWebRequest request = UnityWebRequestAssetBundle.GetAssetBundle(url);
request.SendWebRequest();
if (request.isHttpError || request.isNetworkError)
{
print("当前的下载发生错误" + request.error);
yield break;
}
while (!request.isDone)
{
print("当前的下载进度为：" + request.downloadProgress);
jindu.fillAmount = request.downloadProgress;
jindu_Progress.text = request.downloadProgress.ToString("P0");
yield return 0;
}
if (request.isDone)
{
jindu.fillAmount = 1;
jindu_Progress.text = "100%";
//处理下载的文件
AssetBundle ab = DownloadHandlerAssetBundle.GetContent(request);
//GameObject obj = ab.LoadAsset<GameObject>("wall");
Object[] objs = ab.LoadAllAssets();
foreach (var item in objs)
{
GameObject obj = Instantiate(item) as GameObject;
obj.name = "Model";
}
Invoke("LoadMainSCene", 1f);
}
}上传
void Start()
{
WWWForm form = new WWWForm();
form.AddField("aaa", "123"); //需要提交的数据也由后端提供
form.AddField("password", "123");
StartCoroutine(SendPost(url, form));
}
IEnumerator SendPost(string _url, WWWForm _wForm)
{
WWW postData = new WWW(_url, _wForm);
yield return postData;
if (postData.error != null)
{
Debug.Log(postData.error);
}
else
{
Debug.Log("发送成功...");
string str = postData.text;
Debug.Log(str);
//JsonData data = JsonMapper.ToObject(str);
//print(data["msg"]);
//print(data["status"]); //由后端提供json数据
}
}using LitJson;
using System.Collections;
using System.Collections.Generic;
using System.IO;
using UnityEngine;
//UnityWebRequest的命名空间
using UnityEngine.Networking;
public class GameApp : MonoBehaviour
{
string url = "http://127.0.0.1";
string url_Remote = "http://1135416341576";
string port = "6080";
string port_Remote = "6080";
string userName = "你好 ";
string password = "abc123";
public void EnterGame()
{
//this.StartCoroutine(ReadResVersion());//获取版本号
// this.StartCoroutine(UploadResFile());//上传文件到服务器
//this.StartCoroutine(DownLoadResFile());//下载文件 热更用
//this.StartCoroutine(GetUploadData());//发送数据信息
StartCoroutine(Upload());
//StartCoroutine(LoginReq());
}
IEnumerator UploadResFile()//上传文件到服务器
{
string fileName = Application.persistentDataPath + "/VSCodeUserSetup-x64-1.76.1.exe";
byte[] body = GameUtils.SafeReadAllBytes(fileName);
Debug.Log(body.Length);
UnityWebRequest req = UnityWebRequest.Put("http://127.0.0.1:6080/UploadFile", body);
Debug.Log(req.downloadProgress);
yield return req.SendWebRequest();
Debug.Log(req.downloadHandler.text);//打印返回值
}
IEnumerator DownLoadResFile()//从服务器下载文件
{
//string url = "http://127.0.0.1:6080/Sounds/许巍 - 蓝莲花.mp3";
string url = "http://127.0.0.1:6080/AppAssets/VSCodeUserSetup-x64-1.76.1.exe";//要下载的地址
UnityWebRequest request = UnityWebRequest.Get(url);
request.SendWebRequest();
while (!request.isDone)
{
Debug.Log("下载进度" + request.downloadProgress);
yield return null;
}
if (request.isDone)
{
//my_Slider.value = 1;
//将下载的文件写入
//using (FileStream fs = new FileStream(Application.streamingAssetsPath + "/Test.MP4", FileMode.Create))
//{
// byte[] data = request.downloadHandler.data;
// fs.Write(data, 0, data.Length);
//}
}
byte[] body = request.downloadHandler.data;
//把文件保存到本地
string fileName = Application.persistentDataPath + "/VSCodeUserSetup-x64-1.76.1.exe";
//string fileName = Application.streamingAssetsPath + "/VSCodeUserSetup-x64-1.76.1.exe";
Debug.Log(fileName);
Debug.Log("下载完成");
GameUtils.SafeWriteAllBytes(fileName, body);
yield break;
}
IEnumerator ReadResVersion()//从服务器读取版本号
{
//UnityWebRequest unityWebRequest = UnityWebRequest.Get("http://127.0.0.1:6080/version.txt");
UnityWebRequest unityWebRequest = UnityWebRequest.Get("http://152161653.93:6080/version.txt");
yield return unityWebRequest.SendWebRequest();
Debug.Log(unityWebRequest.downloadHandler.text);
yield break;
}
IEnumerator GetBaidu()
{
//构建UnityWebRequest协议的请求
UnityWebRequest request = UnityWebRequest.Get("http://www.baidu.com/");
yield return request.SendWebRequest();//像服务器发送请求，采用携程等待不卡住，然后主线程继续做别的，请求返回后
Debug.Log("链接成功");
Debug.Log(request.downloadHandler.text);
yield break;
}
IEnumerator GetUploadData()
{
print("你好");
//构建UnityWebRequest协议的请求 ?就是query 服务器查询问好后面的内容
//UnityWebRequest req = UnityWebRequest.Get("http://127.0.0.1:6080/uploadData?uname=张三&upwd=123456");
UnityWebRequest request = UnityWebRequest.Get(url_Remote + ":" + port_Remote + "/uploadData?用户名=" + userName + "&密码=" + password);
//UnityWebRequest request = UnityWebRequest.Get("http://123.57.68.76:6080/uploadData?uname=张三&upwd=123456");
yield return request.SendWebRequest();//像服务器发送请求，采用携程等待不卡住，然后主线程继续做别的，请求返回后
Debug.Log("链接成功");
Debug.Log(request.downloadHandler.text);//打印服务器返回信息
yield break;
}
IEnumerator Upload()
{
WWWForm form = new WWWForm();
form.AddField("myField", "myData");
//UnityWebRequest www = UnityWebRequest.Post("https://www.my-server.com/myform", form);
UnityWebRequest www = UnityWebRequest.Post("http://1231561564:6080/postUploadData", form);
yield return www.SendWebRequest();
if (www.result != UnityWebRequest.Result.Success)
{
Debug.Log(www.error);
}
else
{
Debug.Log("数据发送成功 complete!");
Debug.Log(www.downloadHandler.text);
}
}
IEnumerator LoginReq()
{
WWWForm www = new WWWForm();
www.AddField("username", "aaa");
www.AddField("password", password);
www.headers["Content-Type"] = "application/json";
UnityWebRequest request = UnityWebRequest.Post("https://www.my-server.com/myform", www);
yield return request.SendWebRequest();
if (request.isDone && !request.isHttpError && !request.isNetworkError && request.responseCode.ToString() == "200")
{
print(request.downloadHandler.text);
//JsonData data = JsonMapper.ToObject(request.downloadHandler.text);
}
}
}
2023.9.8补充：
using System;
using System.Collections;
using System.Collections.Generic;
using System.IO;
using UnityEngine;
public class GameUtils : MonoBehaviour
{
public static bool SafeWriteAllBytes(string outfile, byte[] outBytes)
{
if (string.IsNullOrEmpty(outfile))
{
return false;
}
if (File.Exists(outfile))
{
File.SetAttributes(outfile, FileAttributes.Normal);
}
File.WriteAllBytes(outfile, outBytes);
return true;
}
public static byte[] SafeReadAllBytes(string fileName)
{
FileStream fs = new FileStream(fileName, FileMode.Open, FileAccess.Read);
try
{
byte[] buffur = new byte[fs.Length];
fs.Read(buffur, 0, (int)fs.Length);
return buffur;
}
catch (Exception ex)
{
//MessageBoxHelper.ShowPrompt(ex.Message);
return null;
}
finally
{
if (fs != null)
{
//关闭资源
fs.Close();
}
}
}
}