(Legacy) Apple SSO Cookbook (REST API v1) apple-sso-cookbook-rest-api-v1

...
let videoSubscriberAccountManager: VSAccountManager = VSAccountManager();

videoSubscriberAccountManager.checkAccessStatus(options: [VSCheckAccessOption.prompt: true]) { (accessStatus, error) -> Void in
            switch (accessStatus) {
            // The user allows the application to access subscription information.
            case VSAccountAccessStatus.granted:
                    // Construct the request for subscriber account information.
                    let vsaMetadataRequest: VSAccountMetadataRequest = VSAccountMetadataRequest();

                    // This is actually the SAML Issuer not the channel ID.
                    vsaMetadataRequest.channelIdentifier = "https://saml.sp.auth.adobe.com";

                    // This is the subscription account information needed at this step.
                    vsaMetadataRequest.includeAccountProviderIdentifier = true;

                    // This is the subscription account information needed at this step.
                    vsaMetadataRequest.includeAuthenticationExpirationDate = true;

                    // This is going to make the Video Subscriber Account Framework to refrain from prompting the user with the providers picker at this step.
                    vsaMetadataRequest.isInterruptionAllowed = false;

                    // Submit the request for subscriber account information - accountProviderIdentifier.
                    videoSubscriberAccountManager.enqueue(vsaMetadataRequest) { vsaMetadata, vsaError in
                        if (vsaMetadata != nil && vsaMetadata!.accountProviderIdentifier != nil) {
                            // The vsaMetadata!.authenticationExpirationDate will contain the expiration date for current authentication session.
                            // The vsaMetadata!.authenticationExpirationDate should be compared against current date.
                            ...
                            // The vsaMetadata!.accountProviderIdentifier will contain the provider identifier as it is known for the platform configuration.
                            // The vsaMetadata!.accountProviderIdentifier represents the platformMappingId in terms of Adobe Pass Authentication configuration.
                            ...
                            // The application must determine the MVPD id property value based on the platformMappingId property value obtained above.
                            // The application must use the MVPD id further in its communication with Adobe Pass Authentication services.
                            ...
                            // Continue with the "Obtain a profile request from Adobe for the selected MVPD" step.
                            ...
                            // Continue with the "Forward the Adobe request to Partner SSO to obtain the profile" step.
                            ...
                        } else {
                            // The user is not authenticated at platform level, continue with the "Fetch Adobe configuration" step.
                            ...
                        }
                    }

            // The user has not yet made a choice or does not allow the application to access subscription information.
            default:
                // Continue with the "Initiate regular authentication workflow" step.
                ...
            }
}
...

    ...
    let videoSubscriberAccountManager: VSAccountManager = VSAccountManager();

    // This must be a class implementing the VSAccountManagerDelegate protocol.
    let videoSubscriberAccountManagerDelegate: VideoSubscriberAccountManagerDelegate = VideoSubscriberAccountManagerDelegate();

    videoSubscriberAccountManager.delegate = videoSubscriberAccountManagerDelegate;

    videoSubscriberAccountManager.checkAccessStatus(options: [VSCheckAccessOption.prompt: true]) { (accessStatus, error) -> Void in
                switch (accessStatus) {
                // The user allows the application to access subscription information.
                case VSAccountAccessStatus.granted:
                        // Construct the request for subscriber account information.
                        let vsaMetadataRequest: VSAccountMetadataRequest = VSAccountMetadataRequest();

                        // This is actually the SAML Issuer not the channel ID.
                        vsaMetadataRequest.channelIdentifier = "https://saml.sp.auth.adobe.com";

                        // This is the subscription account information needed at this step.
                        vsaMetadataRequest.includeAccountProviderIdentifier = true;

                        // This is the subscription account information needed at this step.
                        vsaMetadataRequest.includeAuthenticationExpirationDate = true;

                        // This is going to make the Video Subscriber Account Framework to prompt the user with the providers picker at this step.
                        vsaMetadataRequest.isInterruptionAllowed = true;

                        // This can be computed from the [Adobe Pass Authentication](/docs/pass/authentication/provide-mvpd-list.md) service response in order to filter the TV providers from the Apple picker.
                        vsaMetadataRequest.supportedAccountProviderIdentifiers = supportedAccountProviderIdentifiers;

                        // This can be computed from the [Adobe Pass Authentication](/docs/pass/authentication/provide-mvpd-list.md) service response in order to sort the TV providers from the Apple picker.
                        if #available(iOS 11.0, tvOS 11, *) {
                            vsaMetadataRequest.featuredAccountProviderIdentifiers = featuredAccountProviderIdentifiers;
                        }

                        // Submit the request for subscriber account information - accountProviderIdentifier.
                        videoSubscriberAccountManager.enqueue(vsaMetadataRequest) { vsaMetadata, vsaError in
                            // This represents the checks for the "Is user login successful?" step.
                            if (vsaMetadata != nil && vsaMetadata!.accountProviderIdentifier != nil) {
                                // The vsaMetadata!.authenticationExpirationDate will contain the expiration date for current authentication session.
                                // The vsaMetadata!.authenticationExpirationDate should be compared against current date.
                                ...
                                // The vsaMetadata!.accountProviderIdentifier will contain the provider identifier as it is known for the platform configuration.
                                // The vsaMetadata!.accountProviderIdentifier represents the platformMappingId in terms of Adobe Pass Authentication configuration.
                                ...
                                // The application must determine the MVPD id property value based on the platformMappingId property value obtained above.
                                // The application must use the MVPD id further in its communication with Adobe Pass Authentication services.
                                ...
                                // Continue with the "Obtain a profile request from Adobe for the selected MVPD" step.
                                ...
                                // Continue with the "Forward the Adobe request to Partner SSO to obtain the profile" step.
                                ...
                            } else {
                                // The user is not authenticated at platform level.
                                if (vsaError != nil) {
                                    // The application can check to see if the user selected a provider which is present in Apple picker, but the provider is not onboarded in platform SSO.
                                    if let error: NSError = (vsaError! as NSError), error.code == 1, let appleMsoId = error.userInfo["VSErrorInfoKeyUnsupportedProviderIdentifier"] as! String? {
                                        var mvpd: Mvpd? = nil;

                                        // The requestor.mvpds must be computed during the "Fetch Adobe configuration" step.
                                        for provider in requestor.mvpds {
                                            if provider.platformMappingId == appleMsoId {
                                                mvpd = provider;
                                                break;
                                            }
                                        }

                                        if mvpd != nil {
                                            // Continue with the "Initiate regular authentication workflow" step, but you can skip prompting the user with your MVPD picker and use the mvpd selection, therefore creating a better UX.
                                            ...
                                        } else {
                                            // Continue with the "Initiate regular authentication workflow" step.
                                            ...
                                        }
                                    } else {
                                        // Continue with the "Initiate regular authentication workflow" step.
                                        ...
                                    }
                                } else {
                                    // Continue with the "Initiate regular authentication workflow" step.
                                    ...
                                }
                            }
                        }

                // The user has not yet made a choice or does not allow the application to access subscription information.
                default:
                    // Continue with the "Initiate regular authentication workflow" step.
                    ...
                }
    }
    ...

    ...
    let videoSubscriberAccountManager: VSAccountManager = VSAccountManager();

    videoSubscriberAccountManager.checkAccessStatus(options: [VSCheckAccessOption.prompt: true]) { (accessStatus, error) -> Void in
                switch (accessStatus) {
                // The user allows the application to access subscription information.
                case VSAccountAccessStatus.granted:
                        // Construct the request for subscriber account information.
                        let vsaMetadataRequest: VSAccountMetadataRequest = VSAccountMetadataRequest();

                        // This is actually the SAML Issuer not the channel ID.
                        vsaMetadataRequest.channelIdentifier = "https://saml.sp.auth.adobe.com";

                        // This is going to include subscription account information which should match the provider determined in a previous step.
                        vsaMetadataRequest.includeAccountProviderIdentifier = true;

                        // This is going to include subscription account information which should match the provider determined in a previous step.
                        vsaMetadataRequest.includeAuthenticationExpirationDate = true;

                        // This is going to make the Video Subscriber Account Framework to refrain from prompting the user with the providers picker at this step.
                        vsaMetadataRequest.isInterruptionAllowed = false;

                        // This are the user metadata fields expected to be available on a successful login and are determined from the [Adobe Pass Authentication](/docs/pass/authentication/provide-mvpd-list.md) service. Look for the requiredMetadataFields associated with the provider determined in a previous step.
                        vsaMetadataRequest.attributeNames = requiredMetadataFields;

                        // This is the payload from [Adobe Pass Authentication](/docs/pass/authentication/retrieve-profilerequest.md) service.
                        vsaMetadataRequest.verificationToken = profileRequestPayload;

                        // Submit the request for subscriber account information.
                        videoSubscriberAccountManager.enqueue(vsaMetadataRequest) { vsaMetadata, vsaError in
                            if (vsaMetadata != nil && vsaMetadata!.samlAttributeQueryResponse != nil) {
                                var samlResponse: String? = vsaMetadata!.samlAttributeQueryResponse!;

                                // Remove new lines, new tabs and spaces.
                                samlResponse = samlResponse?.replacingOccurrences(of: "[ \\t]+", with: " ", options: String.CompareOptions.regularExpression);
                                samlResponse = samlResponse?.components(separatedBy: CharacterSet.newlines).joined(separator: "");
                                samlResponse = samlResponse?.trimmingCharacters(in: CharacterSet.whitespacesAndNewlines);

                                // Base64 encode.
                                samlResponse = samlResponse?.data(using: .utf8)?.base64EncodedString(options: []);

                                // URL encode. Please be aware not to double URL encode it further.
                                samlResponse = samlResponse?.addingPercentEncoding(withAllowedCharacters: CharacterSet.init(charactersIn: "!*'();:@&=+$,/?%#[]").inverted);

                                // Continue with the "Exchange the Partner SSO profile for an Adobe authentication token" step.
                                ...
                            } else {
                                // Continue with the "Initiate regular authentication workflow" step.
                                ...
                            }
                        }

                // The user has not yet made a choice or does not allow the application to access subscription information.
                default:
                    // Continue with the "Initiate regular authentication workflow" step.
                    ...
                }
    }
    ...