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(TryOpen): check formats that match filename extension first.

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morkt 2014-07-29 14:17:41 +04:00
parent b3e35162f6
commit 64f38255ee
1 changed files with 6 additions and 2 deletions
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8
GameRes/ArcFile.cs
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@ -58,18 +58,22 @@ namespace GameRes
/// <summary> /// <summary>
/// Try to open <paramref name="filename"/> as archive. /// Try to open <paramref name="filename"/> as archive.
/// Returns: ArcFile object if file is opened successfully, null otherwise.
/// </summary> /// </summary>
/// <returns>
/// ArcFile object if file is opened successfully, null otherwise.
/// </returns>
public static ArcFile TryOpen (string filename) public static ArcFile TryOpen (string filename)
{ {
var file = new ArcView (filename); var file = new ArcView (filename);
string ext = Path.GetExtension (filename).TrimStart ('.').ToLower();
try try
{ {
uint signature = file.View.ReadUInt32 (0); uint signature = file.View.ReadUInt32 (0);
for (;;) for (;;)
{ {
var range = FormatCatalog.Instance.LookupSignature<ArchiveFormat> (signature); var range = FormatCatalog.Instance.LookupSignature<ArchiveFormat> (signature);
foreach (var impl in range) // check formats that match filename extension first
foreach (var impl in range.OrderByDescending (f => f.Extensions.First() == ext))
{ {
try try
{ {