///----------------------------------------------------------------------------------------------
/// <summary>
/// 判断是否需要更新
/// </summary>
///----------------------------------------------------------------------------------------------
private bool needUpdate(VersionResFile local, VersionResFile server, List <string> update, List <int> updateSize)
{
//后期采用先判定版本号
foreach (KeyValuePair <string, string> file in server.mPathMD5)
{
if (local.mPathMD5.ContainsKey(file.Key))
{
if (local.mPathMD5[file.Key] != file.Value)
{
update.Add(file.Key);
mAllNeedDownLoadBytes += server.mSize[file.Key];
updateSize.Add(server.mSize[file.Key]);
}
}
else
{
update.Add(file.Key);
mAllNeedDownLoadBytes += server.mSize[file.Key];
updateSize.Add(server.mSize[file.Key]);
}
}
//测试
foreach (string str in update)
{
Debug.LogError("need update" + str);
}
return(update.Count > 0 ? true : false);
}
///----------------------------------------------------------------------------------------------
/// <summary>
/// 热更新，更新资源
/// </summary>
///----------------------------------------------------------------------------------------------
public void updateResource()
{
mLocalPathMD5 = new VersionResFile();
mServerPathMD5 = new VersionResFile();
mUpdateAssets = new List <string>();
mUpdateAssetSize = new List <int>();
mAllNeedDownLoadSize = 0;
mCurNeedDownLoadSize = 0;
mAllNeedDownLoadBytes = 0;
mCurNeedDownLoadBytes = 0;
mComplete = false;
mCurDownLoadAsset = "";
mCurDownLoadAssetFailedTimes = 0;
mMaxRepeatDownLoadTimes = 5;
mForceTermination = false;
mNetworkConnections = true;
mNeedCheckNetWorkConnections = false;
mCheckNetWorkConnectionsMaxTimes = 10;
//1.加载本地资源version.xml信息
StreamReader localReader = new StreamReader(Common.Open("Version"), System.Text.Encoding.Default);
parseResourceVersionFile(localReader.ReadToEnd(), ref mLocalPathMD5);
localReader.Close();
//2.加载服务器version.xml信息
StartCoroutine(DownLoadAsset(Common.getServerPath("Version.bytes"), delegate(WWW resourceVersion)
{
parseResourceVersionFile(resourceVersion.text, ref mServerPathMD5);
if (needUpdate(mLocalPathMD5, mServerPathMD5, mUpdateAssets, mUpdateAssetSize))
{
mAllNeedDownLoadSize = mUpdateAssets.Count;
//4.下载最新资源
DownLoadNeedUpdateAsset();
}
else
{
mComplete = true;
OnUpdateComplete();
Debug.LogError("Complete update");
}
}));
}
///----------------------------------------------------------------------------------------------
/// <summary>
/// 解析版本资源信息
/// </summary>
///----------------------------------------------------------------------------------------------
private void parseResourceVersionFile(string text, ref VersionResFile file)
{
XmlDocument doc = new XmlDocument();
doc.LoadXml(text);
XmlElement root = doc.DocumentElement;
file.mNumber = root.GetAttribute("Number");
file.mBig = Convert.ToBoolean(root.GetAttribute("Big"));
IEnumerator iter = root.GetEnumerator();
while (iter.MoveNext())
{
XmlElement child = iter.Current as XmlElement;
file.mPathMD5.Add(child.GetAttribute("fpath"), child.GetAttribute("md5"));
file.mSize.Add(child.GetAttribute("fpath"), Convert.ToInt32(child.GetAttribute("size")));
}
Debug.LogError("paser version fil okk" + text);
}
