private static void CopyDirectory(string srcPath, string destPath)
{
try
{
DirectoryInfo dir = new DirectoryInfo(srcPath);
FileSystemInfo[] fileinfo = dir.GetFileSystemInfos(); //获取目录下（不包含子目录）的文件和子目录
foreach (FileSystemInfo i in fileinfo)
{
if (i is DirectoryInfo) //判断是否文件夹
{
if (!Directory.Exists(destPath + "\\" + i.Name))
{
Directory.CreateDirectory(destPath + "\\" + i.Name); //目标目录下不存在此文件夹即创建子文件夹
}
CopyDirectory(i.FullName, destPath + "\\" + i.Name); //递归调用复制子文件夹
}
else
{
File.Copy(i.FullName, destPath + "\\" + i.Name, true); //不是文件夹即复制文件，true表示可以覆盖同名文件
}
}
}
catch (Exception e)
{
DebugManager.LogError("拷贝文件夹失败！" + e.Message);
}
}
/// <summary>
/// 创建文件 参数1：文件路径 参数2：文件数据 参数3：是否覆盖创建
/// </summary>
public static bool CreateFile(string path, byte[] data, bool overCreate)
{
try
{
if (overCreate && File.Exists(path))
{
File.Delete(path);
}
using (FileStream fs = new FileStream(path, FileMode.OpenOrCreate))
{
if (data != null)
{
fs.Write(data, 0, data.Length);
}
fs.Close();
}
DebugManager.Log(path + "文件创建成功！");
return(true);
}
catch (Exception e)
{
DebugManager.LogError(path + "文件创建失败！error:" + e.Message);
}
return(false);
}
/// <summary>
/// 启动任务下载器
/// </summary>
private void StarDownloadTaskManage(AssetBundleDownloadTaskModel task)
{
if (task == null || downloadTaskMangageState || task.downloadNOModels == null)
{
return;
}
if (task.downloadNOModels.Count == 0)
{
task.taskState = TaskState.TaskOk;
task.taskMessage = "下载完成";
downloadSuccessTasks.Add(task);
return;
}
try
{
task.taskState = TaskState.Tasking;//任务开启中
task.taskMessage = "开始下载资源";
StartCoroutine(DownloadTaskMangage(task));
}
catch (Exception e)
{
task.taskMessage = "下载出错！";
DebugManager.LogError(task + "任务下载出错！" + e.Message);
downloadErrorTasks.Enqueue(task);
downloadTaskMangageState = false;//出错将下载状态设置为false
}
}
/// <summary>
/// 比较本地ab的cache.txt文件的文本与服务器的文本得出差异
/// 参数1：本地cache.txt文本 参数2：服务器cache.txt 文本
/// </summary>
private void GetUpdateDownLoadAssetBundles(string localCacheFileText, string serverCacheFileText)
{
if (string.IsNullOrEmpty(serverCacheFileText))
{
DebugManager.LogError("服务器 cache.txt 的文本存在空值！serverCacheFileText:" + serverCacheFileText);
return;
}
if (serverCacheFileText.Equals(localCacheFileText))
{
DebugManager.LogWarning("cache.txt 本地与服务器文本相同,不做比较，继续更新！ localCacheFileText:" + localCacheFileText + "serverCacheFileText:" + serverCacheFileText);
//return;
}
var serverCacheFileData = ResolveCacheFile(serverCacheFileText);//服务器cache.txt数据
//Dictionary<string, CacheFileDataModel> localCacheFileData = null;
//if (localCacheFileText == null)
//{
// localCacheFileData = new Dictionary<string, CacheFileDataModel>();
//}
//else
//{
// localCacheFileData = ResolveCacheFile(localCacheFileText);//本地cache.txt数据
//}
if (waitDownloadAssetBundleList == null)
{
waitDownloadAssetBundleList = new List <AssetBundleDownloadModel>();
}
//对比服务器与本地的数据
foreach (var v in serverCacheFileData)
{
var tempABData = AssetBundleDepFileManager.Instance.GetAssetBundleDataOfABFullName(v.Key); //dep.ll 文件中的ab信息
var tempFileUrl = ABDataConfig.localABFullName + tempABData.fullName; //源资源文件路径
//得到ab文件与ab依赖文件的哈希值组合
var tempFileHash = HashUtil.GetFileHash(tempFileUrl) + "|" + HashUtil.GetFileHash(tempFileUrl + ABDataConfig.assetBundleManifestFilePostfixName);
if (v.Value.fileHash.Equals(tempFileHash))
{
DebugManager.Log(tempABData.fullName + " " + v.Key + " 资源文件与依赖文件哈希值与服务器一致！不用更新！");
continue;
}
DebugManager.Log(tempABData.fullName + " " + v.Key + " 需要更新！添加到更新列表！");
waitDownloadAssetBundleList.Add(new AssetBundleDownloadModel
{
assetBundleFileName = tempABData.fullName,
assetBundleManifestFileName = tempABData.fullName + ABDataConfig.assetBundleManifestFilePostfixName,
assetBundleName = tempABData.debugName,
});
}
}
/// <summary>
/// 拷贝一个文件夹到另一个文件夹 参数1：源文件夹 参数2：目标文件夹
/// </summary>
public static void CopyDirectoryToOtherDir(string srcPath, string destPath)
{
if (!Directory.Exists(srcPath))
{
DebugManager.LogError("源文件夹路径不存在！" + srcPath);
return;
}
if (!Directory.Exists(destPath))
{
DebugManager.LogError("目标文件夹路径不存在！" + destPath);
return;
}
CopyDirectory(srcPath, destPath);
}
/// <summary>
/// 下载ab文件的方法 参数1:下载地址 参数2：byte[] 数据
/// </summary>
private IEnumerator DownloadABFile(string downLoadUrl, DownloadModel downloadModel)
{
using (WWW www = new WWW(downLoadUrl, downloadModel.postDatas, abDownLoadHeads))
{
yield return(www);
if (www.isDone && string.IsNullOrEmpty(www.error))
{
downloadModel.resultDatas = www.bytes;
}
else
{
DebugManager.LogError(downLoadUrl + "下载出错！error:" + www.error);
}
}
}
/// <summary>
/// 解析cache.txt 文本 string ab源资源名字（Assets/perfabs/cube.perfab），value为该ab的哈希值等其他详细信息
/// </summary>
private Dictionary <string, CacheFileDataModel> ResolveCacheFile(string cacheFileText)
{
try
{
Dictionary <string, CacheFileDataModel> cacheFileDataModelDic = new Dictionary <string, CacheFileDataModel>();
using (StringReader sr = new StringReader(cacheFileText))
{
//TODO 版本比较(暂时不作处理)
string vString = sr.ReadLine();
//读取缓存ab的信息
while (true)
{
string path = sr.ReadLine();//ab资源的源路径（打包前的路径）
if (path == null)
{
break;
}
CacheFileDataModel cache = new CacheFileDataModel();
cache.fileHash = sr.ReadLine();
cache.metaHash = sr.ReadLine();
cache.bundleCrc = sr.ReadLine();
int depsCount = Convert.ToInt32(sr.ReadLine());
cache.depNames = new string[depsCount];
for (int i = 0; i < depsCount; i++)
{
cache.depNames[i] = sr.ReadLine();
}
cacheFileDataModelDic.Add(path, cache);
}
}
return(cacheFileDataModelDic);
}
catch (Exception e)
{
DebugManager.LogError("解析cache.txt 文本 出错！" + e.Message);
}
return(null);
}
/// <summary>
/// 下载文本文件 参数1：文件下载路径 回调参数：下载好的text
/// </summary>
private static IEnumerator DownLoadFileText(string url, Action <string> onComplete)
{
using (WWW www = new WWW(url))
{
yield return(www);
if (www.isDone)
{
if (string.IsNullOrEmpty(www.error))
{
onComplete(www.text);
}
else
{
DebugManager.LogError("文本文件下载出错！error:" + www.error + " url:" + url);
}
}
else
{
DebugManager.LogError("文本文件下载失败 ！url:" + url);
}
}
}
/// <summary>
/// 【从参数1文件夹】中拷贝【参数3中的文件名】到【参数2文件夹】中
/// </summary>
private IEnumerator CopyAssetBundle(string resDicUrl, string targetDicUrl, IEnumerable fileNames)
{
foreach (var v in fileNames)
{
using (WWW www = new WWW(resDicUrl + v))
{
yield return(www);
if (www.isDone && string.IsNullOrEmpty(www.error))
{
using (FileStream fs = new FileStream(targetDicUrl + v, FileMode.OpenOrCreate))
{
fs.Write(www.bytes, 0, www.bytes.Length);
fs.Close();
}
}
else
{
DebugManager.LogError("文件拷贝出错!" + resDicUrl + v + "error:" + www.error);
}
}
}
}