public static void QuickSort(FileInfo[] arr, int low, int high)
{
if (low <= high - 1)
{
int num = Attachments.Partition(arr, low, high);
Attachments.QuickSort(arr, low, num - 1);
Attachments.QuickSort(arr, num + 1, high);
}
}
private static void DeleteCacheImageFile()
{
FileInfo[] files = new DirectoryInfo(Utils.GetMapPath(BaseConfigs.GetForumPath + "cache/rotatethumbnail/")).GetFiles();
if (files.Length > 100)
{
Attachments.QuickSort(files, 0, files.Length - 1);
for (int i = files.Length - 1; i >= 50; i--)
{
try
{
files[i].Delete();
}
catch
{
}
}
}
}
private static void CreateTopicAttThumbnail(string attPhyCachePath, ThumbnailType type, string attPhyPath, int theMaxsize)
{
if (!attPhyPath.StartsWith("http://"))
{
attPhyPath = Utils.GetMapPath(attPhyPath);
}
if (!attPhyPath.StartsWith("http://") && !File.Exists(attPhyPath))
{
return;
}
string mapPath = Utils.GetMapPath(BaseConfigs.GetForumPath + "cache/thumbnail/");
if (!Directory.Exists(mapPath))
{
try
{
Utils.CreateDir(mapPath);
}
catch
{
throw new Exception("请检查程序目录下cache文件夹的用户权限！");
}
}
FileInfo[] files = new DirectoryInfo(mapPath).GetFiles();
if (files.Length > 1500)
{
Attachments.QuickSort(files, 0, files.Length - 1);
for (int i = files.Length - 1; i >= 1400; i--)
{
try
{
files[i].Delete();
}
catch
{
}
}
}
try
{
switch (type)
{
case ThumbnailType.Square:
if (attPhyPath.StartsWith("http://"))
{
Thumbnail.MakeRemoteSquareImage(attPhyPath, attPhyCachePath, theMaxsize);
}
else
{
Thumbnail.MakeSquareImage(attPhyPath, attPhyCachePath, theMaxsize);
}
break;
case ThumbnailType.Thumbnail:
if (attPhyPath.StartsWith("http://"))
{
Thumbnail.MakeRemoteThumbnailImage(attPhyPath, attPhyCachePath, theMaxsize, theMaxsize);
}
else
{
Thumbnail.MakeThumbnailImage(attPhyPath, attPhyCachePath, theMaxsize, theMaxsize);
}
break;
default:
if (attPhyPath.StartsWith("http://"))
{
Thumbnail.MakeRemoteSquareImage(attPhyPath, attPhyCachePath, theMaxsize);
}
else
{
Thumbnail.MakeSquareImage(attPhyPath, attPhyCachePath, theMaxsize);
}
break;
}
}
catch
{
}
}