/// <summary>
/// 遍历目录下的资源文件，生成索引文件
/// </summary>
/// <param name="resDir">要遍历的目录</param>
private static void GenerateIndexFile(string resDir)
{
string platName = resDir;
if (platName[platName.Length - 1] == '/')
{
platName = platName.Substring(0, platName.Length - 1);
}
platName = platName.Substring(platName.LastIndexOf('/') + 1);
DirectoryInfo dirInfo = new DirectoryInfo(resDir);
var files = dirInfo.GetFiles("*", SearchOption.AllDirectories);
List <BundleItem> items = new List <BundleItem>();
foreach (var file in files)
{
if (file.Extension != ResUtils.BundleExtension && file.Name != platName)
{
continue; //只处理资源关系文件和特定后缀的文件
}
BundleItem item = new BundleItem();
item.m_HashCode = ResUtils.GetFileHash(file.FullName);
item.m_FileSize = ResUtils.GetFileSize(file.FullName);
item.m_Name = file.FullName.Substring(resDir.Length);
items.Add(item);
}
IdxFile idx = new IdxFile();
string idxContent = IdxFile.SaveString(items, resDir);
string filePath = resDir + ResUtils.BundleIndexFileName;
File.WriteAllText(filePath, idxContent);
Debug.Log("=========Generated index file to .." + filePath);
}
/**
* Constructor to load dictionary with given path.
* @param url Path of one of stardict file or Path of folder contains stardict files
* @deprecated using StarDict.loadDict(String url)
*/
public StarDict(string url)
{
if (!File.GetAttributes(url).HasFlag(FileAttributes.Directory))
{
m_url = Path.Combine(Path.GetDirectoryName(url), Path.GetFileNameWithoutExtension(url));
m_ifoFile = new IfoFile(m_url + ext_info);
m_idxFile = new IdxFile(m_url + ext_index, m_ifoFile.WordCount, m_ifoFile.IdxFileSize);
m_dictFile = new DictFile(m_url + ext_dict);
}
else {
string[] list = Directory.GetFiles(url);
string infoPath = null;
string indexPath = null;
string dictPath = null;
// Build table to mapping the file extension and file name
for (int i = list.Length - 1; i >= 0; i--)
{
if (list[i].EndsWith(ext_info))
infoPath = list[i];
else if (list[i].EndsWith(ext_index))
indexPath = list[i];
else if (list[i].EndsWith(ext_dict))
dictPath = list[i];
}
m_ifoFile = new IfoFile(Path.Combine(url, infoPath));
m_idxFile = new IdxFile(Path.Combine(url, indexPath), m_ifoFile.WordCount, m_ifoFile.IdxFileSize);
m_dictFile = new DictFile(Path.Combine(url, dictPath));
}
if (m_ifoFile.IsLoaded && m_idxFile.IsLoaded)
m_available = true;
}
/**
* Constructor to load dictionary with given path.
* @param url Path of one of stardict file or Path of folder contains stardict files
* @deprecated using StarDict.loadDict(String url)
*/
public StarDict(string url)
{
if (!File.GetAttributes(url).HasFlag(FileAttributes.Directory))
{
m_url = Path.Combine(Path.GetDirectoryName(url), Path.GetFileNameWithoutExtension(url));
m_ifoFile = new IfoFile(m_url + ext_info);
m_idxFile = new IdxFile(m_url + ext_index, m_ifoFile.WordCount, m_ifoFile.IdxFileSize);
m_dictFile = new DictFile(m_url + ext_dict);
}
else
{
string[] list = Directory.GetFiles(url);
string infoPath = null;
string indexPath = null;
string dictPath = null;
// Build table to mapping the file extension and file name
for (int i = list.Length - 1; i >= 0; i--)
{
if (list[i].EndsWith(ext_info))
{
infoPath = list[i];
}
else if (list[i].EndsWith(ext_index))
{
indexPath = list[i];
}
else if (list[i].EndsWith(ext_dict))
{
dictPath = list[i];
}
}
m_ifoFile = new IfoFile(Path.Combine(url, infoPath));
m_idxFile = new IdxFile(Path.Combine(url, indexPath), m_ifoFile.WordCount, m_ifoFile.IdxFileSize);
m_dictFile = new DictFile(Path.Combine(url, dictPath));
}
if (m_ifoFile.IsLoaded && m_idxFile.IsLoaded)
{
m_available = true;
}
}
/// <summary>
/// 从服务器得到资源列表并对比出需要更新的包列表
/// </summary>
/// <param name="ev">检查完成后回调函数</param>
/// <returns></returns>
IEnumerator AsyncCheckDownloadingList(ProcessCompleteEvent ev)
{
//读取本地的idx和apk里的idx文件
Dictionary <string, BundleItem> localBundlesDict = new Dictionary <string, BundleItem>();
string localIndexPath = ResUtils.BundleRootPath + ResUtils.BundleIndexFileName;
if (!File.Exists(localIndexPath)) //如果P目录里没有索引文件，去Resources里拷贝一份到P目录
{
UnityEngine.Debug.Log("local idx not found, try copy from default");
Directory.CreateDirectory(ResUtils.BundleRootPath);
var txt = Resources.Load(ResUtils.BundleIndexFileName.Substring(ResUtils.BundleIndexFileName.IndexOf('.'))) as TextAsset;
if (txt != null)
{
File.WriteAllText(ResUtils.BundleRootPath + ResUtils.BundleIndexFileName, txt.text);
}
}
if (File.Exists(localIndexPath))
{
string indexContent = File.ReadAllText(localIndexPath);
if (indexContent != null)
{
IdxFile file = new IdxFile();
List <BundleItem> list = file.Load(indexContent);
foreach (var v in list)
{
localBundlesDict[v.m_Name] = v;
}
}
}
else
{
UnityEngine.Debug.LogWarning("local idx not found");
}
//下载网上的idx文件
WWW www = new WWW(mHttpAddress + ResUtils.GetBundleManifestName(Application.platform) + "/" + ResUtils.BundleIndexFileName);
yield return(www);
if (www.error != null)
{
UnityEngine.Debug.Log("remote idx read error " + www.error);
}
mDownloadingList.Clear();
if (www.error == null)
{
mNewIndexContent = www.text;
IdxFile file = new IdxFile();
List <BundleItem> listServer = file.Load(mNewIndexContent);
foreach (var v in listServer)
{
string localHash = null;
string netHash = v.m_HashCode;
BundleItem localItem = null;
if (localBundlesDict.TryGetValue(v.m_Name, out localItem))
{
localHash = localItem.m_HashCode;
}
if (localHash != netHash)
{
mDownloadingList.Add(v); //网上的资源较新则需要重新下载到本地
}
}
UnityEngine.Debug.LogFormat("download idx file success! new bundles count {0}, downloading {1}", listServer.Count, mDownloadingList.Count);
}
else
{
UnityEngine.Debug.LogFormat("download idx file error! {0}", www.error);
}
if (ev != null)
{
ev.Invoke();
}
yield return(null);
}
