parseRawConsentInfo function

BasicConsentInfo? parseRawConsentInfo(Map<String, dynamic> raw)

Create BasicConsentInfo from the raw consent information, which is made available by an CMP SDK.

Implementation

BasicConsentInfo? parseRawConsentInfo(Map<String, dynamic> raw) {
  final sdkId = raw[_cmpSdkIDKey] as int?;

  // The sdk id should be set as early as possible by the CMP sdk to
  // signal its existence.
  // https://github.com/InteractiveAdvertisingBureau/GDPR-Transparency-and-Consent-Framework/blob/master/TCFv2/IAB%20Tech%20Lab%20-%20CMP%20API%20v2.md#in-app-details
  if (sdkId == null) {
    return null;
  }

  final sdkVersion = raw[_cmpSdkVersionKey] as int?;
  final policyVersion = raw[_policyVersionKey] as int?;
  final gdprApplies = (raw[_gdprAppliesKey] as int?)?.let(_parseNumberAsBool);

  if (gdprApplies != true) {
    return BasicConsentInfo(
      raw: raw,
      sdkId: sdkId,
      sdkVersion: sdkVersion,
      policyVersion: policyVersion,
      gdprApplies: gdprApplies,
    );
  }

  List<DataUsagePurpose> parseDataUsagePurposes(Object? info) =>
      (info as String?)?.let(_parseDataUsagePurposeBinaryString) ?? [];

  return ConsentInfo(
    raw: raw,
    sdkId: sdkId,
    sdkVersion: sdkVersion,
    policyVersion: policyVersion,
    gdprApplies: true,
    purposeConsents: parseDataUsagePurposes(raw[_purposeConsentsKey]),
    purposeLegitimateInterests:
        parseDataUsagePurposes(raw[_purposeLegitimateInterestsKey]),
    publisherConsents: parseDataUsagePurposes(raw[_publisherConsentKey]),
    publisherLegitimateInterests:
        parseDataUsagePurposes(raw[_publisherLegitimateInterestKey]),
  );
}