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(IsWritableDirectory): check for real.

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(ConvertImage): proceed with conversion when file format does not match
filename extension.
This commit is contained in:
morkt
2016-06-18 10:13:04 +04:00
parent 394a7949dd
commit 92ad52ca43
1 changed files with 19 additions and 6 deletions
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25
GUI/GarConvert.cs
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@@ -35,6 +35,7 @@ using GameRes;
using GARbro.GUI.Strings; using GARbro.GUI.Strings;
using GARbro.GUI.Properties; using GARbro.GUI.Properties;
using Ookii.Dialogs.Wpf; using Ookii.Dialogs.Wpf;
using System.Runtime.InteropServices;
namespace GARbro.GUI namespace GARbro.GUI
{ {
@@ -89,10 +90,20 @@ namespace GARbro.GUI
} }
} }
[DllImport("kernel32.dll", CharSet = CharSet.Auto)]
static extern bool GetVolumeInformation (string rootName, string volumeName, uint volumeNameSize,
IntPtr serialNumber, IntPtr maxComponentLength,
out uint flags, string fs, uint fs_size);
bool IsWritableDirectory (string path) bool IsWritableDirectory (string path)
{ {
var info = new DirectoryInfo (path); var root = Path.GetPathRoot (path);
return !info.Attributes.HasFlag (FileAttributes.ReadOnly); if (null == root)
return false;
uint flags;
if (!GetVolumeInformation (root, null, 0, IntPtr.Zero, IntPtr.Zero, out flags, null, 0))
return false;
return (flags & 0x00080000) == 0; // FILE_READ_ONLY_VOLUME
} }
} }
@@ -209,16 +220,18 @@ namespace GARbro.GUI
void ConvertImage (string filename) void ConvertImage (string filename)
{ {
string source_ext = Path.GetExtension (filename).TrimStart ('.').ToLowerInvariant(); string source_ext = Path.GetExtension (filename).TrimStart ('.').ToLowerInvariant();
if (m_image_format.Extensions.Any (ext => ext == source_ext))
return;
string target_name = Path.GetFileName (filename); string target_name = Path.GetFileName (filename);
string target_ext = m_image_format.Extensions.FirstOrDefault(); string target_ext = m_image_format.Extensions.FirstOrDefault();
target_name = Path.ChangeExtension (target_name, target_ext); target_name = Path.ChangeExtension (target_name, target_ext);
using (var file = File.OpenRead (filename)) using (var file = File.OpenRead (filename))
{ {
var image = ImageFormat.Read (filename, file); var src_format = ImageFormat.FindFormat (file, filename);
if (null == image) if (null == src_format)
return; return;
if (src_format.Item1 == m_image_format && m_image_format.Extensions.Any (ext => ext == source_ext))
return;
file.Position = 0;
var image = src_format.Item1.Read (file, src_format.Item2);
try try
{ {
using (var output = CreateNewFile (target_name)) using (var output = CreateNewFile (target_name))