/// <summary>
/// Asynchronously creates an <see cref="IContentKeyAuthorizationPolicyOption"/> with the provided name and permissions, valid for the provided duration.
/// </summary>
/// <param name="name">Specifies a friendly name for the PolicyOption.</param>
/// <param name="deliveryType">Delivery method of the content key to the client.</param>
/// <param name="restrictions">Authorization restrictions.</param>
/// <param name="keyDeliveryConfiguration">Xml data, specific to the key delivery type that defines how the key is delivered to the client.</param>
/// <returns>A function delegate that returns the future result to be available through the Task<IContentKeyAuthorizationPolicyOption>.</returns>
public Task <IContentKeyAuthorizationPolicyOption> CreateAsync(
string name,
ContentKeyDeliveryType deliveryType,
List <ContentKeyAuthorizationPolicyRestriction> restrictions,
string keyDeliveryConfiguration)
{
IMediaDataServiceContext dataContext = this.MediaContext.MediaServicesClassFactory.CreateDataServiceContext();
var policyOption = new ContentKeyAuthorizationPolicyOptionData
{
Name = name,
Restrictions = restrictions,
KeyDeliveryConfiguration = keyDeliveryConfiguration
};
((IContentKeyAuthorizationPolicyOption)policyOption).KeyDeliveryType = deliveryType;
policyOption.SetMediaContext(this.MediaContext);
dataContext.AddObject(ContentKeyAuthorizationPolicyOptionSet, policyOption);
MediaRetryPolicy retryPolicy = this.MediaContext.MediaServicesClassFactory.GetSaveChangesRetryPolicy(dataContext as IRetryPolicyAdapter);
return(retryPolicy.ExecuteAsync <IMediaDataServiceResponse>(() => dataContext.SaveChangesAsync(policyOption))
.ContinueWith <IContentKeyAuthorizationPolicyOption>(
t =>
{
t.ThrowIfFaulted();
return (ContentKeyAuthorizationPolicyOptionData)t.Result.AsyncState;
},
TaskContinuationOptions.ExecuteSynchronously));
}
/// <summary>
/// Gets the Key Delivery Uri
/// </summary>
public Uri GetKeyDeliveryUrl(ContentKeyDeliveryType contentKeyDeliveryType)
{
try
{
Task <Uri> task = this.GetKeyDeliveryUrlAsync(contentKeyDeliveryType);
return(task.Result);
}
catch (AggregateException exception)
{
throw exception.Flatten().InnerException;
}
}
public static IContentKeyAuthorizationPolicyOption CreateOption(CloudMediaContext dataContext, string optionName, ContentKeyDeliveryType deliveryType, string requirements, string configuration, ContentKeyRestrictionType restrictionType)
{
var restrictions = new List<ContentKeyAuthorizationPolicyRestriction>
{
new ContentKeyAuthorizationPolicyRestriction { Requirements = requirements, Name = "somename" }
};
restrictions[0].SetKeyRestrictionTypeValue(restrictionType);
IContentKeyAuthorizationPolicyOption option = dataContext.ContentKeyAuthorizationPolicyOptions.Create(
optionName,
deliveryType,
restrictions,
configuration);
return option;
}
/// <summary>
/// Creates an PolicyOption with the provided name and permissions, valid for the provided duration.
/// </summary>
/// <param name="name">Specifies a friendly name for the PolicyOption.</param>
/// <param name="deliveryType">Delivery method of the content key to the client.</param>
/// <param name="restrictions">Authorization restrictions.</param>
/// <param name="keyDeliveryConfiguration">Xml data, specific to the key delivery type that defines how the key is delivered to the client.</param>
/// <returns>An <see cref="IContentKeyAuthorizationPolicyOption"/>.</returns>
public IContentKeyAuthorizationPolicyOption Create(
string name,
ContentKeyDeliveryType deliveryType,
List <ContentKeyAuthorizationPolicyRestriction> restrictions,
string keyDeliveryConfiguration)
{
try
{
Task <IContentKeyAuthorizationPolicyOption> task = this.CreateAsync(name, deliveryType, restrictions, keyDeliveryConfiguration);
task.Wait();
return(task.Result);
}
catch (AggregateException exception)
{
throw exception.Flatten().InnerException;
}
}
/// <summary>
/// Gets the Key Delivery Uri Asynchronously
/// </summary>
public Task <Uri> GetKeyDeliveryUrlAsync(ContentKeyDeliveryType contentKeyDeliveryType)
{
return(Task.Factory.StartNew <Uri>(() =>
{
Uri returnValue = null;
if (this.GetMediaContext() != null)
{
IMediaDataServiceContext dataContext = this.GetMediaContext().MediaServicesClassFactory.CreateDataServiceContext();
MediaRetryPolicy retryPolicy = this.GetMediaContext().MediaServicesClassFactory.GetQueryRetryPolicy(dataContext as IRetryPolicyAdapter);
Uri uriGetKeyDeliveryUrl = new Uri(string.Format(CultureInfo.InvariantCulture, "/ContentKeys('{0}')/GetKeyDeliveryUrl", this.Id), UriKind.Relative);
BodyOperationParameter keyDeliveryTypeParameter = new BodyOperationParameter("keyDeliveryType", (int)contentKeyDeliveryType);
try
{
IEnumerable <string> results = retryPolicy.ExecuteAction <IEnumerable <string> >(() => dataContext.ExecuteAsync(uriGetKeyDeliveryUrl, "POST", true, keyDeliveryTypeParameter).Result);
if (results != null)
{
// We specified only one result above so take the first result
string uriString = results.FirstOrDefault();
if (uriString != null)
{
returnValue = new Uri(uriString);
}
}
}
catch (AggregateException exception)
{
throw exception.Flatten().InnerException;
}
}
return returnValue;
}));
}
public static IContentKeyAuthorizationPolicyOption AddOpenAuthorizationPolicyOption(IContentKey contentKey, ContentKeyDeliveryType contentkeydeliverytype, string keydeliveryconfig, CloudMediaContext _context)
{
// Create ContentKeyAuthorizationPolicy with Open restrictions
// and create authorization policy
List<ContentKeyAuthorizationPolicyRestriction> restrictions = new List<ContentKeyAuthorizationPolicyRestriction>
{
new ContentKeyAuthorizationPolicyRestriction
{
Name = "Open Authorization Policy",
KeyRestrictionType = (int)ContentKeyRestrictionType.Open,
Requirements = null
}
};
IContentKeyAuthorizationPolicyOption policyOption =
_context.ContentKeyAuthorizationPolicyOptions.Create(
"Open option",
contentkeydeliverytype,
restrictions,
keydeliveryconfig);
return policyOption;
}
public static IContentKeyAuthorizationPolicyOption CreateOption(CloudMediaContext dataContext, string optionName, ContentKeyDeliveryType deliveryType, string requirements, string configuration, ContentKeyRestrictionType restrictionType)
{
var restrictions = new List <ContentKeyAuthorizationPolicyRestriction>
{
new ContentKeyAuthorizationPolicyRestriction {
Requirements = requirements, Name = "somename"
}
};
restrictions[0].SetKeyRestrictionTypeValue(restrictionType);
IContentKeyAuthorizationPolicyOption option = dataContext.ContentKeyAuthorizationPolicyOptions.Create(
optionName,
deliveryType,
restrictions,
configuration);
return(option);
}
static public IContentKeyAuthorizationPolicy AddOpenAuthorizationPolicy(IContentKey contentKey, ContentKeyDeliveryType contentkeydeliverytype, string keydeliveryconfig, CloudMediaContext _context)
{
// Create ContentKeyAuthorizationPolicy with Open restrictions
// and create authorization policy
List <ContentKeyAuthorizationPolicyRestriction> restrictions = new List <ContentKeyAuthorizationPolicyRestriction>
{
new ContentKeyAuthorizationPolicyRestriction
{
Name = "Open",
KeyRestrictionType = (int)ContentKeyRestrictionType.Open,
Requirements = null
}
};
IContentKeyAuthorizationPolicyOption policyOption =
_context.ContentKeyAuthorizationPolicyOptions.Create(
"policy",
contentkeydeliverytype,
restrictions,
keydeliveryconfig);
IContentKeyAuthorizationPolicy contentKeyAuthorizationPolicy = _context.
ContentKeyAuthorizationPolicies.
CreateAsync("Open Authorization Policy").Result;
contentKeyAuthorizationPolicy.Options.Add(policyOption);
// Associate the content key authorization policy with the content key.
contentKey.AuthorizationPolicyId = contentKeyAuthorizationPolicy.Id;
contentKey = contentKey.UpdateAsync().Result;
return(contentKeyAuthorizationPolicy);
}
private IAssetDeliveryPolicy[] GetDeliveryPolicies(ContentProtection contentProtection)
{
List <IAssetDeliveryPolicy> deliveryPolicies = new List <IAssetDeliveryPolicy>();
AssetDeliveryPolicyType policyType = AssetDeliveryPolicyType.NoDynamicEncryption;
Dictionary <AssetDeliveryPolicyConfigurationKey, string> policyConfig = null;
string policyName = Constant.Media.DeliveryPolicy.DecryptionStorage;
if (contentProtection.Aes)
{
policyType = AssetDeliveryPolicyType.DynamicEnvelopeEncryption;
policyName = Constant.Media.DeliveryPolicy.EncryptionAes;
ContentKeyType keyType = ContentKeyType.EnvelopeEncryption;
string keyName = Constant.Media.ContentProtection.ContentKeyNameAes;
IContentKey contentKey = GetContentKey(keyType, keyName, contentProtection);
Uri keyDeliveryUrl = contentKey.GetKeyDeliveryUrl(ContentKeyDeliveryType.BaselineHttp);
byte[] encryptionIV = CreateEncryptionKey();
policyConfig = new Dictionary <AssetDeliveryPolicyConfigurationKey, string>();
policyConfig.Add(AssetDeliveryPolicyConfigurationKey.EnvelopeKeyAcquisitionUrl, keyDeliveryUrl.ToString());
policyConfig.Add(AssetDeliveryPolicyConfigurationKey.EnvelopeEncryptionIVAsBase64, Convert.ToBase64String(encryptionIV));
ContentKeyDeliveryType[] deliveryTypes = new ContentKeyDeliveryType[] { ContentKeyDeliveryType.BaselineHttp };
IAssetDeliveryPolicy deliveryPolicy = GetDeliveryPolicy(policyName, policyType, policyConfig, deliveryTypes);
deliveryPolicies.Add(deliveryPolicy);
}
if (contentProtection.DrmPlayReady && contentProtection.DrmWidevine)
{
policyType = AssetDeliveryPolicyType.DynamicCommonEncryption;
policyName = Constant.Media.DeliveryPolicy.EncryptionDrmPlayReadyWidevine;
ContentKeyType keyType = ContentKeyType.CommonEncryption;
string keyName = Constant.Media.ContentProtection.ContentKeyNameDrmPlayReadyWidevine;
IContentKey contentKey = GetContentKey(keyType, keyName, contentProtection);
policyConfig = new Dictionary <AssetDeliveryPolicyConfigurationKey, string>();
Uri keyDeliveryUrl = contentKey.GetKeyDeliveryUrl(ContentKeyDeliveryType.PlayReadyLicense);
policyConfig.Add(AssetDeliveryPolicyConfigurationKey.PlayReadyLicenseAcquisitionUrl, keyDeliveryUrl.ToString());
keyDeliveryUrl = contentKey.GetKeyDeliveryUrl(ContentKeyDeliveryType.Widevine);
policyConfig.Add(AssetDeliveryPolicyConfigurationKey.WidevineLicenseAcquisitionUrl, keyDeliveryUrl.ToString());
ContentKeyDeliveryType[] deliveryTypes = new ContentKeyDeliveryType[] { ContentKeyDeliveryType.PlayReadyLicense, ContentKeyDeliveryType.Widevine };
IAssetDeliveryPolicy deliveryPolicy = GetDeliveryPolicy(policyName, policyType, policyConfig, deliveryTypes);
deliveryPolicies.Add(deliveryPolicy);
}
else if (contentProtection.DrmPlayReady)
{
policyType = AssetDeliveryPolicyType.DynamicCommonEncryption;
policyName = Constant.Media.DeliveryPolicy.EncryptionDrmPlayReady;
ContentKeyType keyType = ContentKeyType.CommonEncryption;
string keyName = Constant.Media.ContentProtection.ContentKeyNameDrmPlayReady;
IContentKey contentKey = GetContentKey(keyType, keyName, contentProtection);
Uri keyDeliveryUrl = contentKey.GetKeyDeliveryUrl(ContentKeyDeliveryType.PlayReadyLicense);
policyConfig = new Dictionary <AssetDeliveryPolicyConfigurationKey, string>();
policyConfig.Add(AssetDeliveryPolicyConfigurationKey.PlayReadyLicenseAcquisitionUrl, keyDeliveryUrl.ToString());
ContentKeyDeliveryType[] deliveryTypes = new ContentKeyDeliveryType[] { ContentKeyDeliveryType.PlayReadyLicense };
IAssetDeliveryPolicy deliveryPolicy = GetDeliveryPolicy(policyName, policyType, policyConfig, deliveryTypes);
deliveryPolicies.Add(deliveryPolicy);
}
else if (contentProtection.DrmWidevine)
{
policyType = AssetDeliveryPolicyType.DynamicCommonEncryption;
policyName = Constant.Media.DeliveryPolicy.EncryptionDrmWidevine;
ContentKeyType keyType = ContentKeyType.CommonEncryption;
string keyName = Constant.Media.ContentProtection.ContentKeyNameDrmWidevine;
IContentKey contentKey = GetContentKey(keyType, keyName, contentProtection);
Uri keyDeliveryUrl = contentKey.GetKeyDeliveryUrl(ContentKeyDeliveryType.Widevine);
policyConfig = new Dictionary <AssetDeliveryPolicyConfigurationKey, string>();
policyConfig.Add(AssetDeliveryPolicyConfigurationKey.WidevineLicenseAcquisitionUrl, keyDeliveryUrl.ToString());
ContentKeyDeliveryType[] deliveryTypes = new ContentKeyDeliveryType[] { ContentKeyDeliveryType.Widevine };
IAssetDeliveryPolicy deliveryPolicy = GetDeliveryPolicy(policyName, policyType, policyConfig, deliveryTypes);
deliveryPolicies.Add(deliveryPolicy);
}
return(deliveryPolicies.ToArray());
}
public static IContentKeyAuthorizationPolicyOption AddTokenRestrictedAuthorizationPolicyCENC(string optionName, ContentKeyDeliveryType deliveryType, IContentKey contentKey, string Audience, string Issuer, IList<TokenClaim> tokenclaimslist, bool AddContentKeyIdentifierClaim, TokenType tokentype, ExplorerTokenType detailedtokentype, TokenVerificationKey mytokenverificationkey, CloudMediaContext _context, string newLicenseTemplate, string openIdDiscoveryPath = null)
{
string tokenTemplateString = GenerateTokenRequirements(tokentype, Audience, Issuer, tokenclaimslist, AddContentKeyIdentifierClaim, mytokenverificationkey, openIdDiscoveryPath);
string tname = detailedtokentype.ToString();
List<ContentKeyAuthorizationPolicyRestriction> restrictions = new List<ContentKeyAuthorizationPolicyRestriction>
{
new ContentKeyAuthorizationPolicyRestriction
{
Name = tname + " Token Authorization Policy",
KeyRestrictionType = (int)ContentKeyRestrictionType.TokenRestricted,
Requirements = tokenTemplateString,
}
};
IContentKeyAuthorizationPolicyOption policyOption =
_context.ContentKeyAuthorizationPolicyOptions.Create(optionName,
deliveryType,
restrictions, newLicenseTemplate);
return policyOption;
}
static public IContentKeyAuthorizationPolicy AddOpenAuthorizationPolicy(IContentKey contentKey, ContentKeyDeliveryType contentkeydeliverytype, string keydeliveryconfig, CloudMediaContext _context)
{
// Create ContentKeyAuthorizationPolicy with Open restrictions
// and create authorization policy
IContentKeyAuthorizationPolicy policy = _context.
ContentKeyAuthorizationPolicies.
CreateAsync("Open Authorization Policy").Result;
List <ContentKeyAuthorizationPolicyRestriction> restrictions =
new List <ContentKeyAuthorizationPolicyRestriction>();
ContentKeyAuthorizationPolicyRestriction restriction =
new ContentKeyAuthorizationPolicyRestriction
{
Name = "Open Authorization Policy",
KeyRestrictionType = (int)ContentKeyRestrictionType.Open,
Requirements = null // no requirements needed
};
restrictions.Add(restriction);
IContentKeyAuthorizationPolicyOption policyOption =
_context.ContentKeyAuthorizationPolicyOptions.Create(
"policy",
contentkeydeliverytype,
restrictions,
keydeliveryconfig);
policy.Options.Add(policyOption);
// Add ContentKeyAutorizationPolicy to ContentKey
contentKey.AuthorizationPolicyId = policy.Id;
IContentKey updatedKey = contentKey.UpdateAsync().Result;
return(policy);
}
