public static Version ParseVersion(string version, VersionFormatting formatting)
{
Version formattedVersion = new Version();
MatchCollection matches;
bool result = false;
switch (formatting)
{
case VersionFormatting.MAJOR_MINOR_REVISION:
matches = Regex.Matches(version, @"(\d+)\.(\d+)\.(\d+)");
if (matches.Count == 3)
{
formattedVersion = new Version(Convert.ToInt32(matches[0].Captures[0].Value), Convert.ToInt32(matches[1].Captures[0].Value), 0, Convert.ToInt32(matches[2].Captures[0].Value));
result = true;
}
break;
case VersionFormatting.MAJOR_MINOR_REVISION_BUILD:
break;
case VersionFormatting.MAJOR_MINOR_BUILD_REVISION:
break;
}
if (!result)
{
throw new ArgumentException(String.Format("\"{0}\" could not be parsed into \"{1}\" format.", version, Enum.GetName(typeof(VersionFormatting), formatting)));
}
return(formattedVersion);
}
///<summary>Compares two versions with each other.</summary>
///<returns>Returns <c>-1</c> if the <c>primary</c> version is older than the <c>secondary</c> version, <c>0</c> if equal or <c>1</c> if newer.</returns>
public static short CompareVersions(Version primary, Version secondary, VersionFormatting formatting)
{
Version[] versions = new Version[] { primary, secondary };
int[,] versionNumbers = new int[2, 4];
switch (formatting)
{
case VersionFormatting.MAJOR_MINOR_REVISION_BUILD:
versionNumbers = new int[2, 4]
{
{ primary.Major, primary.Minor, primary.Revision, primary.Build },
{ secondary.Major, secondary.Minor, secondary.Revision, secondary.Build }
};
break;
case VersionFormatting.MAJOR_MINOR_BUILD_REVISION:
versionNumbers = new int[2, 4]
{
{ primary.Major, primary.Minor, primary.Build, primary.Revision },
{ secondary.Major, secondary.Minor, secondary.Build, secondary.Revision }
};
break;
case VersionFormatting.MAJOR_MINOR_REVISION:
versionNumbers = new int[2, 3]
{
{ primary.Major, primary.Minor, primary.Revision },
{ secondary.Major, secondary.Minor, secondary.Revision }
};
break;
}
// Compare versions
for (int i = 0; i < versionNumbers.GetLength(1); i++)
{
if (versionNumbers[0, i] < versionNumbers[1, i])
{
return(-1);
}
else if (versionNumbers[0, i] > versionNumbers[1, i])
{
return(1);
}
}
return(0);
}
public static string ParseVersion(Version version, VersionFormatting formatting)
{
StringBuilder builder = new StringBuilder();
switch (formatting)
{
case VersionFormatting.MAJOR_MINOR_REVISION:
builder.Append(String.Format("{0}.{1}.{2}", version.Major, version.Minor, version.Revision));
break;
case VersionFormatting.MAJOR_MINOR_REVISION_BUILD:
builder.Append(String.Format("{0}.{1}.{2}.{3}", version.Major, version.Minor, version.Revision, version.Build));
break;
case VersionFormatting.MAJOR_MINOR_BUILD_REVISION:
builder.Append(version.ToString());
break;
}
return(builder.ToString());
}
