public override IEnumerator StartDownload(System.Action callback = null)
{
base.StartDownload();
m_www = new WWW(m_srcUrl);
m_isStartDownload = true;
yield return(m_www);
//WWW读取完成后，才开始往下执行
m_isStartDownload = false;
if (m_www.isDone)
{
byte[] bytes = m_www.bytes;
//创建文件
FileTool.CreatFile(m_saveFilePath, bytes);
}
else
{
Debug.Log("Download Error:" + m_www.error);
}
if (callback != null)
{
callback();
}
}
void OnFileDownloadOver(UnityWebRequest www, object msg)
{
byte[] bytes = www.downloadHandler.data;
string filePath = Path.Combine(localBundlePath, msg.ToString());
//创建文件
Debug.Log("单个下载完成：" + filePath);
FileTool.CreateDirectory(filePath);
FileTool.CreatFile(filePath, bytes);
filesStatus[msg.ToString()] = FILE_STATUS_UNKOWN;
}
void OnGetRemoteVersion(bool succeed, string versionNum = null)
{
Debug.Log("读取版本号：" + succeed);
// 获取了远程版本号
if (null != versionNum)
{
Debug.Log("version:" + versionNum);
if (curVersionNum != versionNum)
{
lastVersionNum = curVersionNum;
curVersionNum = versionNum;
FileTool.CreatFile(localVersionFile, Encoding.ASCII.GetBytes(curVersionNum));
}
// 下载新的manifest文件
localManifestPath = Path.Combine(localBundlePath, curVersionNum);
_localXManifestPath = localBundlePath + "/" + curVersionNum + ".xManifest";
resUrlRoot = patchUrl + "/" + Utility.GetPlatformName() + "/" + curVersionNum;
if (!File.Exists(localManifestPath))
{
string manifestUrl = patchUrl + "/" + Utility.GetPlatformName() + "/" + curVersionNum + "/" + curVersionNum;
Debug.Log(localBundlePath);
DownloadManager dm = DownloadManager.instance;
dm.OnError += OnDownloadErr;
dm.OnFinish += OnAllDownloadOver;
curDownloadAllOverCallback = ManifestDownloadFinish;
dm.OnFinish += curDownloadAllOverCallback;
dm.Push(new DownloadManager.Request(manifestUrl, OnFileDownloadOver, localManifestPath));
dm.Excute();
}
else
{
//进入下一步
ManifestDownloadFinish();
}
}
else
{
//未获取远程版本号
Debug.LogError("获取远程版本号失败");
}
}
