public RsaLicense GetLicense(Type type)
{
RsaLicense license = null;
if (hash.ContainsKey(type))
{
license = (RsaLicense)hash[type];
}
return(license);
}
/// <summary>
/// Called by LicenseManager to retrieve a license
/// </summary>
/// <param name="context">Context of request (design/runtime)</param>
/// <param name="type">Control type needing license</param>
/// <param name="instance">Control instance needing license</param>
/// <param name="allowExceptions">true if a LicenseException should be thrown when the component cannot be granted a license; otherwise, false.</param>
/// <returns></returns>
public override License GetLicense(LicenseContext context, Type type, object instance, bool allowExceptions)
{
string attrGuid = "";
string publicKey = "";
// pull licensing data (guid/publickey) from custom attributes
// on the control
RsaLicenseDataAttribute licDataAttr = GetRsaLicenseDataAttribute(type);
if (licDataAttr == null)
{
return(null);
}
publicKey = licDataAttr.PublicKey;
attrGuid = licDataAttr.Guid;
// if in Design mode create and return non-expiring license
// so design time ASP.NET is always working
if (context.UsageMode == LicenseUsageMode.Designtime)
{
return(new RsaLicense(type, "", attrGuid, DateTime.MaxValue));
}
// check cache for cached license information
RsaLicense license = licenseCache.GetLicense(type);
string keyValue = "";
if (license == null)
{
// check the license folder under the web root for a
// license file and parse key data from it
keyValue = LoadLicenseData(type);
// validate the new license data key value
DateTime expireDate = new DateTime();
if (IsKeyValid(keyValue, publicKey, attrGuid, type, ref expireDate))
{
license = new RsaLicense(type, keyValue, attrGuid, expireDate);
licenseCache.AddLicense(type, license);
}
}
return(license);
}
public void AddLicense(Type type, RsaLicense license)
{
hash.Add(type, license);
}
