/// <summary>
/// 开启热更新
/// </summary>
/// <param name="httpServerIP"></param>
public void StartUpdate(string httpServerIP, ProcessCompleteEvent allDoneEv)
{
Debug.Log("start update resource from " + httpServerIP);
mHttpAddress = "http://" + httpServerIP + "/" + ResUtils.BundleRootDirName + '/';
mAllDoneEvent = allDoneEv;
mStage = UpdateStage.CheckDownloadIndex;
StartCoroutine(AsyncCheckDownloadingList(OnCompleteCheckDownloadList));
}
/// <summary>
/// 异步下载需要更新的资源
/// </summary>
/// <param name="ev">下载完成回调函数</param>
/// <returns></returns>
IEnumerator AsyncDownloading(ProcessCompleteEvent ev)
{
mTotalDownloadBytes = 0;
mCurrentDownloadIdx = 0;
mAlreadyDownloadBytes = 0;
foreach (var v in mDownloadingList)
{
mTotalDownloadBytes += v.m_FileSize;
}
foreach (var v in mDownloadingList)
{
string url = mHttpAddress + ResUtils.GetBundleManifestName(Application.platform) + "/" + v.m_Name;
UnityEngine.Debug.LogFormat("downloading {0} size {1}", v.m_Name, v.m_FileSize);
WWW www = new WWW(url);
mWWW = www;
yield return(www);
if (www.error == null)
{
string fileName = ResUtils.BundleRootPath + v.m_Name;
string dir = fileName.Substring(0, fileName.LastIndexOf('/'));
Directory.CreateDirectory(dir);
File.WriteAllBytes(fileName, www.bytes);
}
else
{
UnityEngine.Debug.LogErrorFormat("downloading {0} error {1}", v.m_Name, www.error);
}
mAlreadyDownloadBytes += v.m_FileSize;
mCurrentDownloadIdx++;
}
//全部下载成功后，再覆盖写入索引文件
Directory.CreateDirectory(ResUtils.BundleRootPath);
if (mNewIndexContent != null)
{
File.WriteAllText(ResUtils.BundleRootPath + ResUtils.BundleIndexFileName, mNewIndexContent);
mNewIndexContent = null;
}
if (ev != null)
{
ev.Invoke();
}
yield return(null);
}
/// <summary>
/// 从bundle中异步加载lua文件
/// </summary>
/// <param name="ev">加载完毕后回调</param>
/// <returns></returns>
IEnumerator AsyncLoadLua(ProcessCompleteEvent ev)
{
string luaDir = ResUtils.BundleRootPath + "lua/";
DirectoryInfo dir = new DirectoryInfo(luaDir);
var files = dir.GetFiles("*", SearchOption.AllDirectories);
for (var i = 0; i < files.Length; ++i)
{
var fileInfo = files[i];
string ext = fileInfo.Extension.ToLower();
if (ext != ResUtils.BundleExtension)
{
continue;
}
AssetBundle bundle = AssetBundle.LoadFromFile(fileInfo.FullName);
if (bundle == null)
{
continue;
}
AssetBundleRequest request = bundle.LoadAllAssetsAsync();
yield return(request);
if (request.allAssets.Length == 0)
{
continue;
}
var text = request.allAssets[0] as TextAsset;
if (text == null)
{
continue;
}
string name = fileInfo.FullName.Substring(luaDir.Length);
name = name.Remove(name.LastIndexOf('.')); //去掉.unity3d
name = name.Remove(name.LastIndexOf('.')); //去掉.lua
mLuaTables[name] = text.bytes;
}
ev?.Invoke();
yield return(null);
}
/// <summary>
/// 从bundle中异步加载lua文件
/// </summary>
/// <param name="ev">加载完毕后回调</param>
/// <returns></returns>
IEnumerator AsyncLoadDLL(ProcessCompleteEvent ev)
{
string filePath = ResUtils.BundleRootPath + "ClientLogic.unity3d";
var fileInfo = new FileInfo(filePath);
if (fileInfo == null)
{
yield break;
}
AssetBundle bundle = AssetBundle.LoadFromFile(fileInfo.FullName);
if (bundle == null)
{
yield break;
}
AssetBundleRequest request = bundle.LoadAllAssetsAsync();
yield return(request);
if (request.allAssets.Length == 0)
{
yield break;
}
var text = request.allAssets[0] as TextAsset;
if (text == null)
{
yield break;
}
using (System.IO.MemoryStream fs = new MemoryStream(text.bytes))
{
GameMain.domain.LoadAssembly(fs);
}
if (ev != null)
{
ev.Invoke();
}
yield return(null);
}
/// <summary>
/// 从服务器得到资源列表并对比出需要更新的包列表
/// </summary>
/// <param name="ev">检查完成后回调函数</param>
/// <returns></returns>
IEnumerator AsyncCheckDownloadingList(ProcessCompleteEvent ev)
{
//读取本地的idx和apk里的idx文件
Dictionary <string, BundleItem> localBundlesDict = new Dictionary <string, BundleItem>();
string localIndexPath = ResUtils.BundleRootPath + ResUtils.BundleIndexFileName;
if (!File.Exists(localIndexPath)) //如果P目录里没有索引文件，去Resources里拷贝一份到P目录
{
UnityEngine.Debug.Log("local idx not found, try copy from default");
Directory.CreateDirectory(ResUtils.BundleRootPath);
var txt = Resources.Load(ResUtils.BundleIndexFileName.Substring(ResUtils.BundleIndexFileName.IndexOf('.'))) as TextAsset;
if (txt != null)
{
File.WriteAllText(ResUtils.BundleRootPath + ResUtils.BundleIndexFileName, txt.text);
}
}
if (File.Exists(localIndexPath))
{
string indexContent = File.ReadAllText(localIndexPath);
if (indexContent != null)
{
IdxFile file = new IdxFile();
List <BundleItem> list = file.Load(indexContent);
foreach (var v in list)
{
localBundlesDict[v.m_Name] = v;
}
}
}
else
{
UnityEngine.Debug.LogWarning("local idx not found");
}
//下载网上的idx文件
WWW www = new WWW(mHttpAddress + ResUtils.GetBundleManifestName(Application.platform) + "/" + ResUtils.BundleIndexFileName);
yield return(www);
if (www.error != null)
{
UnityEngine.Debug.Log("remote idx read error " + www.error);
}
mDownloadingList.Clear();
if (www.error == null)
{
mNewIndexContent = www.text;
IdxFile file = new IdxFile();
List <BundleItem> listServer = file.Load(mNewIndexContent);
foreach (var v in listServer)
{
string localHash = null;
string netHash = v.m_HashCode;
BundleItem localItem = null;
if (localBundlesDict.TryGetValue(v.m_Name, out localItem))
{
localHash = localItem.m_HashCode;
}
if (localHash != netHash)
{
mDownloadingList.Add(v); //网上的资源较新则需要重新下载到本地
}
}
UnityEngine.Debug.LogFormat("download idx file success! new bundles count {0}, downloading {1}", listServer.Count, mDownloadingList.Count);
}
else
{
UnityEngine.Debug.LogFormat("download idx file error! {0}", www.error);
}
ev?.Invoke();
yield return(null);
}
private void OnRaiseDownloadEvent(DownloadEventArgs e)
{
ProcessCompleteEvent?.Invoke(this, e);
}
