public void Begin(Action updateHandle, Action <byte[]> finishHandle, Action failHandle, Action <byte[]> skipHandle)
{
m_updateHandle = updateHandle;
m_finishHandle = finishHandle;
m_skipHandle = skipHandle;
m_failHandle = failHandle;
//加载包内VersionData
TextAsset apkTextAsset = Resources.Load <TextAsset>(FileHelper.CodeVersionFileCrc.ToString());
if (apkTextAsset != null)
{
mApkVersionData = VersionData.LoadVersionData(apkTextAsset.bytes);
}
//加载本地VersionData
string localVersionPath = FileHelper.PersistentPath + FileHelper.CodeVersionFileCrc;
if (File.Exists(localVersionPath))
{
byte[] localData = FileHelper.ReadFile(localVersionPath);
mLocalVersionData = VersionData.LoadVersionData(localData);
}
//下载服务端CodeVersion.bytes
Httper.instance.Apply(m_path + FileHelper.CodeVersionFileCrc + "?time=" + DateTime.Now.Ticks, OnLoadVersion);
}
public static VersionData LoadVersionData(byte[] data)
{
VersionData returnData = new VersionData();
if (data == null)
{
return(returnData);
}
MemoryStream ms = new MemoryStream(data);
BinaryReader br = new BinaryReader(ms);
returnData.major = br.ReadByte();
returnData.minor = br.ReadByte();
returnData.revision = br.ReadInt32();
returnData.fileListRCR = br.ReadUInt32();
returnData.initalize = true;
br.Close();
ms.Close();
return(returnData);
}
//下载服务端Version文件回调
void OnLoadVersion(byte[] data, object param, bool error)
{
//下载Version出错
if (error)
{
Debug.LogError("下载cdn的代码Version:" + FileHelper.CodeVersionFileCrc + "文件出错");
if (m_failHandle != null)
{
m_failHandle();
}
}
else
{
mServerVersionBytes = data;
mServerVersionData = VersionData.LoadVersionData(data);
if (!mServerVersionData.initalize)
{
Debug.LogError("加载cdn的Version:" + FileHelper.CodeVersionFileCrc + "失败");
if (m_failHandle != null)
{
m_failHandle();
}
return;
}
//需要强更客户端
if (mApkVersionData.initalize && mApkVersionData.major != mServerVersionData.major)
{
ForceUpdateClient();
return;
}
bool needUpdate = false;
if (!mApkVersionData.initalize)
{
Debug.LogError("包内VersionData资源不应该为空");
return;
}
//如果包外资源为空，只检测包内的VersionData
if (!mLocalVersionData.initalize)
{
if (mApkVersionData.fileListRCR != mServerVersionData.fileListRCR)
{
needUpdate = true;
}
}
else
{
if (mLocalVersionData.fileListRCR != mServerVersionData.fileListRCR)
{
needUpdate = true;
}
}
//检测包外FileList的缺失
if (mLocalVersionData.initalize && mLocalVersionData.fileListRCR == mServerVersionData.fileListRCR)
{
string fileListPath = FileHelper.PersistentPath + mServerVersionData.fileListRCR;
if (!File.Exists(fileListPath))
{
needUpdate = true;
}
}
//需要更新
if (needUpdate)
{
if (null != m_updateHandle)
{
m_updateHandle();
}
Httper.instance.Apply(m_path + mServerVersionData.fileListRCR, OnLoadDescribe, null);
}
//不需要更新
else
{
string fileListPath = FileHelper.PersistentPath + mServerVersionData.fileListRCR;
byte[] dllData = null;
//用包外dll文件
if (mLocalVersionData.fileListRCR == mServerVersionData.fileListRCR)
{
dllData = FileHelper.ReadFile(fileListPath);
if (m_skipHandle != null)
{
m_skipHandle(dllData);
}
}
//用包内dll文件
else if (mApkVersionData.fileListRCR == mServerVersionData.fileListRCR)
{
TextAsset textAsset = Resources.Load(mServerVersionData.fileListRCR.ToString()) as TextAsset;
if (textAsset != null)
{
dllData = textAsset.bytes;
if (m_skipHandle != null)
{
m_skipHandle(dllData);
}
}
}
else
{
if (m_failHandle != null)
{
m_failHandle();
}
Debug.LogError("更新流程出错，请检测代码");
return;
}
}
}
}