/// <summary>
/// Given a list of resolved files,
/// determine which file will be used as the icon file and validate its size.
/// </summary>
/// <param name="files">Files resolved from the file entries in the nuspec</param>
/// <param name="iconPath">iconpath found in the .nuspec</param>
/// <exception cref="PackagingException">When a validation rule is not met</exception>
private void ValidateIconFile(IEnumerable <IPackageFile> files, string iconPath)
{
if (!PackageTypes.Contains(PackageType.SymbolsPackage) && !string.IsNullOrEmpty(iconPath))
{
// Validate entry
var iconPathStripped = PathUtility.StripLeadingDirectorySeparators(iconPath);
var iconFileList = files.Where(f =>
iconPathStripped.Equals(
PathUtility.StripLeadingDirectorySeparators(f.Path),
PathUtility.GetStringComparisonBasedOnOS()));
if (iconFileList.Count() == 0)
{
throw new PackagingException(
NuGetLogCode.NU5046,
string.Format(CultureInfo.CurrentCulture, NuGetResources.IconNoFileElement, iconPath));
}
IPackageFile iconFile = iconFileList.First();
try
{
// Validate Icon open file
using (var iconStream = iconFile.GetStream())
{
// Validate file size
long fileSize = iconStream.Length;
if (fileSize > MaxIconFileSize)
{
throw new PackagingException(Common.NuGetLogCode.NU5047, NuGetResources.IconMaxFileSizeExceeded);
}
if (fileSize == 0)
{
throw new PackagingException(Common.NuGetLogCode.NU5047, NuGetResources.IconErrorEmpty);
}
}
}
catch (FileNotFoundException e)
{
throw new PackagingException(
NuGetLogCode.NU5046,
string.Format(CultureInfo.CurrentCulture, NuGetResources.IconCannotOpenFile, iconPath, e.Message));
}
}
}
private void ValidateLicenseFile(IEnumerable <IPackageFile> files, LicenseMetadata licenseMetadata)
{
if (!PackageTypes.Contains(PackageType.SymbolsPackage) && licenseMetadata?.Type == LicenseType.File)
{
var ext = Path.GetExtension(licenseMetadata.License);
if (!string.IsNullOrEmpty(ext) &&
!ext.Equals(".txt", StringComparison.OrdinalIgnoreCase) &&
!ext.Equals(".md", StringComparison.OrdinalIgnoreCase))
{
throw new PackagingException(NuGetLogCode.NU5031, string.Format(CultureInfo.CurrentCulture, NuGetResources.Manifest_LicenseFileExtensionIsInvalid, licenseMetadata.License));
}
var strippedLicenseFileLocation = PathUtility.StripLeadingDirectorySeparators(licenseMetadata.License);
var count = files.Where(e => PathUtility.StripLeadingDirectorySeparators(e.Path).Equals(strippedLicenseFileLocation, PathUtility.GetStringComparisonBasedOnOS())).Count();
if (count == 0)
{
throw new PackagingException(NuGetLogCode.NU5030, string.Format(CultureInfo.CurrentCulture, NuGetResources.Manifest_LicenseFileIsNotInNupkg, licenseMetadata.License));
}
}
}
