private VersionXmlInfo GetVersion(string path)
{
try
{
XmlDocument doc = new XmlDocument();
doc.Load(path);
var xmlInfo = new VersionXmlInfo();
xmlInfo.InputXmlDoc(doc);
return(xmlInfo);
}
catch (Exception e)
{
AssetBundleHelper.TestLog("GetVersion2:" + e);
}
return(null);
}
private VersionXmlInfo GetVersion(byte[] bytes)
{
try
{
XmlDocument doc = new XmlDocument();
Stream steam = new MemoryStream(bytes);
doc.Load(steam);
steam.Close();
var xmlInfo = new VersionXmlInfo();
xmlInfo.InputXmlDoc(doc);
return(xmlInfo);
}
catch (Exception e)
{
AssetBundleHelper.TestLog("GetVersion:" + e);
}
return(null);
}
public bool IsUpTodate(VersionXmlInfo tar)
{
return(version.CompareTo(tar.version) >= 0);
}
public IEnumerator CheckAndUpdateABToPD(AssetBundleSettingHelper ABSettingHelper, AssetBundleHelper abh, Action callback = null)
{
StageInfo.ToStage(UpdaterStage.CheckCopySAToPD);
{
//先大致写下思路，android下，streamingAssets目录是在jar包里的，所以不能直接操作文件和路径，得www或者assetbundle.loadfromfile去读取，但是其他地方可以直接读，所以为了照顾android，SA目录下都改用www和assetbundle.loadfromfile
//但是有些地方需要搞复制这种事，所以WWW后可以直接写入到新文件中。所以可以发现很多地方用了www
//如果使用AB，检查一下自己的私有目录下是否有assetbundle的拷贝，如果没有则把所有的AB拷过去
//bool bCopySAToPDFinished = false;
if (!ABSettingHelper.UseAssetBundle || ABSettingHelper.UseSteamingAssetRes)
{
StageInfo.ToStage(UpdaterStage.NotNeedUpdater);
if (callback != null)
{
callback.Invoke();
}
yield break;
}
var abpiSrc = ABSettingHelper.GetCurABVersionXmlStreamingAssetPath();
var abpiDst = ABSettingHelper.GetCurABVersionXmlPersistentDataPath();
//首先检查目标文件是否存在
if (!File.Exists(abpiDst.FullName))
{
//不存在，这个时候无脑删除文件夹，然后拷贝，防止文件夹里残留了奇怪的东西
abh.StartCoroutine(CopyAllABToPD(ABSettingHelper, abh, () => StageInfo.ToStage(UpdaterStage.Copy_Over)));
AssetBundleHelper.TestLog("!File.Exists(abpiDst.FullName):" + abpiDst.FullName);
}
else
{
//虽然存在，但是对比一下版本号，如果不如SA目录下的新，也是要覆盖过去的
VersionXmlInfo verSrc = null;
//AssetBundleHelper.TestLog("abpiSrc.URI:" + abpiSrc.URI);
using (WWW www = new WWW(abpiSrc.URI))
{
bool bFind = false;
while (true)
{
if (www.error != null)
{
Debug.LogError(www.error);
AssetBundleHelper.TestLog(www.error);
bFind = true;
break;
}
else if (www.isDone)
{
break;
}
yield return(null);
}
if (!bFind)
{
verSrc = GetVersion(www.bytes);
}
}
if (verSrc != null)
{
//AssetBundleHelper.TestLog("abpiDst.URI:" + abpiDst.URI);
VersionXmlInfo verDst = null;
verDst = GetVersion(abpiDst.FullName);
//AssetBundleHelper.TestLog("verDst.IsUpTodate(verSrc)");
if (verDst.IsUpTodate(verSrc))
{
//目标版本比较新，所以什么都不用干
//AssetBundleHelper.TestLog("Is Up To Date");
StageInfo.ToStage(UpdaterStage.Copy_Over);
}
else
{
//无脑拷过去覆盖
//CopyAllABToPD(ABSettingHelper);
//AssetBundleHelper.TestLog("Copy all:");
abh.StartCoroutine(CopyAllABToPD(ABSettingHelper, abh, () => StageInfo.ToStage(UpdaterStage.Copy_Over)));
}
}
else
{
StageInfo.ToStage(UpdaterStage.Copy_Over);
}
}
//AssetBundleHelper.TestLog("Wait bCopySAToPDFinished");
while (!StageInfo.IsStage(UpdaterStage.Copy_Over))
{
yield return(null);
}
}
StageInfo.ToStage(UpdaterStage.DownloadRes);
//然后检查网络上是否有更新的版本
//尝试从网络上获得version的xml
string VersionABPrefixUrl = Path.Combine(UrlPrefix, ABSettingHelper.GetPlatformPathName());
string manifestUrl = Path.Combine(VersionABPrefixUrl, ABSettingHelper.GetPlatformPathName());
var VersionUrl = Path.Combine(VersionABPrefixUrl, VersionXmlInfo.FileName + AssetBundleSettingHelper.xmlExtName);
//AssetBundleHelper.TestLog(@"Begin WWW VersionUrl:"+ VersionUrl);
using (WWW www = new WWW(VersionUrl))
{
while (true)
{
yield return(null);
//AssetBundleHelper.TestLog(@"Begin www Time:" + DateTime.Now.ToString());
if (www.error != null)
{
//Debug.Assert(false, "www.error != null " + www.error);
AssetBundleHelper.TestLog(@"www.error != null " + www.error);
StageInfo.ToStage(UpdaterStage.DownloadRes_Error);
if (callback != null)
{
callback.Invoke();
}
yield break;
}
else if (www.isDone)
{
break;
}
}
// AssetBundleHelper.TestLog(@"Begin etVersion(www.bytes):");
var versionOnline = GetVersion(www.bytes);
/* AssetBundleHelper.TestLog(@"Begin e11111111111:"+ versionOnline.GetVersionString());*/
var abpiDst = ABSettingHelper.GetCurABVersionXmlPersistentDataPath();
// AssetBundleHelper.TestLog(@"Begin 222222222222222222:"+ abpiDst.FullName);
// AssetBundleHelper.TestLog(@"Begin 333333333333:" + Application.persistentDataPath);
VersionXmlInfo verDst = null;
try
{
verDst = GetVersion(abpiDst.FullName);
}
catch (Exception e)
{
AssetBundleHelper.TestLog(e.Message);
}
AssetBundleHelper.TestLog(@"Begin abpiDst.FullName:" + abpiDst.FullName);
if (verDst != null && verDst.IsUpTodate(versionOnline))
{
AssetBundleHelper.TestLog(@"Up To Date Online:" + abpiDst.FullName);
StageInfo.ToStage(UpdaterStage.ResIsUpToDate);
//本地的是最新的，不需要更新
if (callback != null)
{
callback.Invoke();
}
yield break;
}
//Debug.Log("需要更新");
//先下载manifest，然后下载所有需要更新的AB
AssetBundleHelper.TestLog(@"Begin WWW manifestUrl:" + manifestUrl);
using (WWW wwwMF = new WWW(manifestUrl))
{
while (true)
{
yield return(null);
if (wwwMF.error != null)
{
AssetBundleHelper.TestLog(@"wwwMF.error != null " + wwwMF.error);
StageInfo.ToStage(UpdaterStage.DownloadRes_Error);
if (callback != null)
{
callback.Invoke();
}
yield break;;
}
else if (wwwMF.isDone)
{
break;
}
}
var newManifest = GetPathManifest(wwwMF.bytes);
var localManifestABPI = ABSettingHelper.GetCurPlatformManifestPath();
var localManifest = GetPathManifest(localManifestABPI.FullName);
List <string> updateList = null;
List <string> deleteList = null;
GetNeedUpdateList(localManifest, newManifest, out updateList, out deleteList);
int needUpdateCount = 0;
if (updateList != null)
{
needUpdateCount += updateList.Count();
}
if (deleteList != null)
{
needUpdateCount += deleteList.Count();
}
{
StageInfo.SetNUC(needUpdateCount);
DeleteFile(deleteList, ABSettingHelper);
if (updateList != null && updateList.Count > 0)
{
foreach (var f in updateList)
{
string dlUrl = Path.Combine(VersionABPrefixUrl, f);
using (WWW wwwUPDATE = new WWW(dlUrl))
{
while (true)
{
yield return(null);
if (wwwUPDATE.error != null)
{
AssetBundleHelper.TestLog(@"wwwUPDATE.error != null " + wwwUPDATE.error);
StageInfo.ToStage(UpdaterStage.DownloadRes_Error);
if (callback != null)
{
callback.Invoke();
}
yield break;;
}
else if (wwwUPDATE.isDone)
{
break;
}
}
var abpi = ABSettingHelper.GetCurPlatformABPath(f);
UpdateFile(abpi, wwwUPDATE.bytes, ABSettingHelper);
if (wwwUPDATE.assetBundle != null)
{
wwwUPDATE.assetBundle.Unload(false);
}
}
StageInfo.AddUC();
yield return(null);
}
}
}
//保存manifest
UpdateFile(localManifestABPI, wwwMF.bytes, ABSettingHelper);
if (wwwMF.assetBundle != null)
{
wwwMF.assetBundle.Unload(false);
}
StageInfo.AddUC();
yield return(null);
}
//最后需要保存version。xml
UpdateFile(abpiDst, www.bytes, ABSettingHelper);
if (www.assetBundle != null)
{
www.assetBundle.Unload(false);
}
StageInfo.AddUC();
yield return(null);
}
StageInfo.ToStage(UpdaterStage.Download_Over);
if (callback != null)
{
callback.Invoke();
}
}
