private void BeginPackPackageResource(PackageResourceCompressType compressType, string sourceDirectory, string targetDirectory)
{
m_ReportConfig = new PackageResourceConfig();
m_ReportConfig.compressType = (int)compressType;
m_ReportConfig.fileList = new List <string>();
// get compressor
var compressor = PackageResourceCompressHelper.GetCompress(compressType);
if (null == compressor)
{
Debug.LogError("Unsupport compress type " + compressType);
return;
}
// sign list
StringBuilder allFileCRC32Code = new StringBuilder();
// create file list
var fileList = GetFileList(sourceDirectory, targetDirectory);
for (int i = 0; i < fileList.Count; ++i)
{
var elem = fileList[i];
// load file to memory
byte[] content = File.ReadAllBytes(elem.GetSourcePath());
// compess file with compress type
content = CompressFile(content, compressor);
// get crc32
allFileCRC32Code.Append(CRC32.GetCRC32byte(content));
// get output path
string outputPath = elem.GetOutputPath();
// ensure folder
PackageResourceTool.EnsureFolder(outputPath);
// write file to target directory
File.WriteAllBytes(outputPath, content);
// update report
m_ReportConfig.fileList.Add(elem.GetSubpath());
}
// update report version
m_ReportConfig.version = CRC32.GetCRC32Str(allFileCRC32Code.ToString()).ToString();
// save report file
var reportFile = XmlConfigBase.Serialize(m_ReportConfig);
File.WriteAllText(targetDirectory + m_strPackageResourceConfigName, reportFile);
}
private string CaculateAssetBundleNameWithOutEncrypt(string directory, AssetImporter importer, string bundleName, string suffix)
{
//为了防止重名，如果不是需要直接加载的资源，计算路径的crc32 加入到bundlename里边
if (string.IsNullOrEmpty(directory) || IsDirectoryInDataOrPackOrUgui(directory))
{
directory = string.Empty;
}
else
{
directory = GetCRC32(directory) + "_";
}
if (string.IsNullOrEmpty(bundleName))
{
Debug.LogError("error bundle name ,name is null or empty " + bundleName);
}
// fix bundle name
var lastName = bundleName;
var isChange = FixName(ref bundleName);
if (isChange)
{
Debug.LogFormat("auto fix bundle name {0} to {1} ", lastName, bundleName);
}
CheckAutoFixedNameIsLegal(lastName, bundleName);
//把路径的crc32编入到bundlename，如果是需要直接加载的资源，比如data 和 pack下的资源，不处理
bundleName = directory + bundleName;
for (int i = 0; i < m_AlwaysNullBundleNameSuffixList.Length; ++i)
{
if (importer.assetPath.EndsWith(m_AlwaysNullBundleNameSuffixList[i]))
{
bundleName = null;
return(null);
}
}
if (null != bundleName)
{
if (bundleName.Length > 100)
{
Debug.LogWarning("bundle name too long " + bundleName);
bundleName = CRC32.GetCRC32Str(bundleName).ToString();
Debug.LogWarning("auto fix long bundle name to " + bundleName);
}
bundleName += suffix;
bundleName = bundleName.ToLower();
}
return(bundleName);
}
private string CaculateAssetBundleNameWithEncrypt(string directory, AssetImporter importer, string bundleName, string suffix)
{
bool needGenReport = false;
if (string.IsNullOrEmpty(directory) || IsDirectoryInDataOrPackOrUgui(directory))
{
directory = string.Empty;
needGenReport = true;
}
if (string.IsNullOrEmpty(bundleName))
{
Debug.LogError("error bundle name ,name is null or empty " + bundleName);
return(null);
}
bundleName = directory + bundleName;
var lastName = bundleName;
// caculate bundle name with crc32
bundleName = CRC32.GetCRC32Str(bundleName).ToString();
CheckAutoFixedNameIsLegal(lastName, bundleName);
for (int i = 0; i < m_AlwaysNullBundleNameSuffixList.Length; ++i)
{
if (importer.assetPath.EndsWith(m_AlwaysNullBundleNameSuffixList[i]))
{
bundleName = null;
return(null);
}
}
if (null != bundleName)
{
if (bundleName.Length > 100)
{
Debug.LogWarning("bundle name too long " + bundleName);
bundleName = CRC32.GetCRC32Str(bundleName).ToString();
Debug.LogWarning("auto fix long bundle name to " + bundleName);
}
bundleName += suffix;
bundleName = bundleName.ToLower();
if (needGenReport)
{
GenReport(lastName, bundleName);
}
}
return(bundleName);
}
private string GetCRC32(string directory)
{
return(CRC32.GetCRC32Str(directory).ToString());
// return directory.Replace('/', '_');
}