/// <summary>
/// Creates and initializes a SASQueryParameters object based on the
/// query parameter map's passed-in values. If deleteSASParametersFromValues is true,
/// all SAS-related query parameters are removed from the passed-in map. If
/// deleteSASParametersFromValues is false, the map passed-in map is unaltered.
/// </summary>
/// <param name="values"></param>
internal SasQueryParameters(UriQueryParamsCollection values)
{
// make copy, otherwise we'll get an exception when we remove
IEnumerable <KeyValuePair <string, string> > kvps = values.ToArray();;
foreach (var kv in kvps)
{
// these are already decoded
var isSASKey = true;
switch (kv.Key.ToUpperInvariant())
{
case Constants.Sas.Parameters.VersionUpper: this.version = kv.Value; break;
case Constants.Sas.Parameters.ServicesUpper: this.services = kv.Value; break;
case Constants.Sas.Parameters.ResourceTypesUpper: this.resourceTypes = kv.Value; break;
case Constants.Sas.Parameters.ProtocolUpper: this.protocol = SasProtocol.Parse(kv.Value); break;
case Constants.Sas.Parameters.StartTimeUpper: this.startTime = DateTimeOffset.ParseExact(kv.Value, TimeFormat, CultureInfo.InvariantCulture); break;
case Constants.Sas.Parameters.ExpiryTimeUpper: this.expiryTime = DateTimeOffset.ParseExact(kv.Value, TimeFormat, CultureInfo.InvariantCulture); break;
case Constants.Sas.Parameters.IPRangeUpper: this.ipRange = IPRange.Parse(kv.Value); break;
case Constants.Sas.Parameters.IdentifierUpper: this.identifier = kv.Value; break;
case Constants.Sas.Parameters.ResourceUpper: this.resource = kv.Value; break;
case Constants.Sas.Parameters.PermissionsUpper: this.permissions = kv.Value; break;
case Constants.Sas.Parameters.SignatureUpper: this.signature = kv.Value; break;
#if BlobSDK
case Constants.Sas.Parameters.KeyOidUpper: this.keyOid = kv.Value; break;
case Constants.Sas.Parameters.KeyTidUpper: this.keyTid = kv.Value; break;
case Constants.Sas.Parameters.KeyStartUpper: this.keyStart = DateTimeOffset.ParseExact(kv.Value, TimeFormat, CultureInfo.InvariantCulture); break;
case Constants.Sas.Parameters.KeyExpiryUpper: this.keyExpiry = DateTimeOffset.ParseExact(kv.Value, TimeFormat, CultureInfo.InvariantCulture); break;
case Constants.Sas.Parameters.KeyServiceUpper: this.keyService = kv.Value; break;
case Constants.Sas.Parameters.KeyVersionUpper: this.keyVersion = kv.Value; break;
#endif
default: isSASKey = false; break; // We didn't recognize the query parameter
}
if (isSASKey)
{
values.Remove(kv.Key);
}
}
}
/// <summary>
/// Creates a new instance of the <see cref="SasQueryParameters"/> type
/// based on the supplied query parameters <paramref name="values"/>.
/// All SAS-related query parameters will be removed from
/// <paramref name="values"/>.
/// </summary>
/// <param name="values">URI query parameters</param>
/// <param name="includeBlobParameters">
/// Optional flag indicating whether to process blob-specific query
/// parameters. The default value is false.
/// </param>
internal SasQueryParameters(
UriQueryParamsCollection values,
bool includeBlobParameters = false)
{
// make copy, otherwise we'll get an exception when we remove
IEnumerable <KeyValuePair <string, string> > kvps = values.ToArray();
foreach (KeyValuePair <string, string> kv in kvps)
{
// these are already decoded
var isSasKey = true;
switch (kv.Key.ToUpperInvariant())
{
case Constants.Sas.Parameters.VersionUpper:
_version = kv.Value;
break;
case Constants.Sas.Parameters.ServicesUpper:
_services = SasExtensions.ParseAccountServices(kv.Value);
break;
case Constants.Sas.Parameters.ResourceTypesUpper:
_resourceTypes = SasExtensions.ParseResourceTypes(kv.Value);
break;
case Constants.Sas.Parameters.ProtocolUpper:
_protocol = SasExtensions.ParseProtocol(kv.Value);
break;
case Constants.Sas.Parameters.StartTimeUpper:
_startTime = DateTimeOffset.ParseExact(kv.Value, Constants.SasTimeFormat, CultureInfo.InvariantCulture);
break;
case Constants.Sas.Parameters.ExpiryTimeUpper:
_expiryTime = DateTimeOffset.ParseExact(kv.Value, Constants.SasTimeFormat, CultureInfo.InvariantCulture);
break;
case Constants.Sas.Parameters.IPRangeUpper:
_ipRange = SasIPRange.Parse(kv.Value);
break;
case Constants.Sas.Parameters.IdentifierUpper:
_identifier = kv.Value;
break;
case Constants.Sas.Parameters.ResourceUpper:
_resource = kv.Value;
break;
case Constants.Sas.Parameters.PermissionsUpper:
_permissions = kv.Value;
break;
case Constants.Sas.Parameters.SignatureUpper:
_signature = kv.Value;
break;
case Constants.Sas.Parameters.CacheControlUpper:
_cacheControl = kv.Value;
break;
case Constants.Sas.Parameters.ContentDispositionUpper:
_contentDisposition = kv.Value;
break;
case Constants.Sas.Parameters.ContentEncodingUpper:
_contentEncoding = kv.Value;
break;
case Constants.Sas.Parameters.ContentLanguageUpper:
_contentLanguage = kv.Value;
break;
case Constants.Sas.Parameters.ContentTypeUpper:
_contentType = kv.Value;
break;
// Optionally include Blob parameters
case Constants.Sas.Parameters.KeyObjectIdUpper:
if (includeBlobParameters)
{
_keyObjectId = kv.Value;
}
else
{
isSasKey = false;
}
break;
case Constants.Sas.Parameters.KeyTenantIdUpper:
if (includeBlobParameters)
{
_keyTenantId = kv.Value;
}
else
{
isSasKey = false;
}
break;
case Constants.Sas.Parameters.KeyStartUpper:
if (includeBlobParameters)
{
_keyStart = DateTimeOffset.ParseExact(kv.Value, Constants.SasTimeFormat, CultureInfo.InvariantCulture);
}
else
{
isSasKey = false;
}
break;
case Constants.Sas.Parameters.KeyExpiryUpper:
if (includeBlobParameters)
{
_keyExpiry = DateTimeOffset.ParseExact(kv.Value, Constants.SasTimeFormat, CultureInfo.InvariantCulture);
}
else
{
isSasKey = false;
}
break;
case Constants.Sas.Parameters.KeyServiceUpper:
if (includeBlobParameters)
{
_keyService = kv.Value;
}
else
{
isSasKey = false;
}
break;
case Constants.Sas.Parameters.KeyVersionUpper:
if (includeBlobParameters)
{
_keyVersion = kv.Value;
}
else
{
isSasKey = false;
}
break;
// We didn't recognize the query parameter
default:
isSasKey = false;
break;
}
// Remove the query parameter if it's part of the SAS
if (isSasKey)
{
values.Remove(kv.Key);
}
}
}
