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Ensure overwrite behavior if possible for CreateFromDirectory or fallback to rename if not

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This commit is contained in:
John Lewin 2015-02-10 10:56:56 -08:00
parent 43680833cf
commit af9668b40c
1 changed files with 26 additions and 1 deletions
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27
Utilities/ProjectFileHandler.cs
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@ -202,7 +202,32 @@ namespace MatterHackers.MatterControl
CopyFileToTempFolder(item.Key, item.Value.FileName);
}
// TODO: Figure out why exceptions throw here are silently suppressed and work out how to handle the case where users select an existing file
// Delete or move existing file out of the way as CreateFromDirectory will not overwrite and thows an exception
if(File.Exists(savedFileName))
{
try
{
File.Delete(savedFileName);
}
catch(Exception ex)
{
string directory = Path.GetDirectoryName(savedFileName);
string fileName = Path.GetFileNameWithoutExtension(savedFileName);
string extension = Path.GetExtension(savedFileName);
string candidatePath;
for(int i = 1; i < 20; i++)
{
candidatePath = Path.Combine(directory, string.Format("{0}({1}){2}", fileName, i, extension));
if(!File.Exists(candidatePath))
{
File.Move(savedFileName, candidatePath);
break;
}
}
}
}
ZipFile.CreateFromDirectory(archiveStagingFolder, savedFileName,CompressionLevel.Optimal, true);
}