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import * as asn1js from "asn1js";
import * as pvutils from "pvutils";
import { EMPTY_STRING } from "./constants";
import { AsnError } from "./errors";
import { PkiObject, PkiObjectParameters } from "./PkiObject";
import { PolicyQualifierInfo, PolicyQualifierInfoJson } from "./PolicyQualifierInfo";
import * as Schema from "./Schema";
export const POLICY_IDENTIFIER = "policyIdentifier";
export const POLICY_QUALIFIERS = "policyQualifiers";
const CLEAR_PROPS = [
POLICY_IDENTIFIER,
POLICY_QUALIFIERS
];
export interface IPolicyInformation {
policyIdentifier: string;
policyQualifiers?: PolicyQualifierInfo[];
}
export type PolicyInformationParameters = PkiObjectParameters & Partial<IPolicyInformation>;
export interface PolicyInformationJson {
policyIdentifier: string;
policyQualifiers?: PolicyQualifierInfoJson[];
}
/**
* Represents the PolicyInformation structure described in [RFC5280](https://datatracker.ietf.org/doc/html/rfc5280)
*/
export class PolicyInformation extends PkiObject implements IPolicyInformation {
public static override CLASS_NAME = "PolicyInformation";
public policyIdentifier!: string;
public policyQualifiers?: PolicyQualifierInfo[];
/**
* Initializes a new instance of the {@link PolicyInformation} class
* @param parameters Initialization parameters
*/
constructor(parameters: PolicyInformationParameters = {}) {
super();
this.policyIdentifier = pvutils.getParametersValue(parameters, POLICY_IDENTIFIER, PolicyInformation.defaultValues(POLICY_IDENTIFIER));
if (POLICY_QUALIFIERS in parameters) {
this.policyQualifiers = pvutils.getParametersValue(parameters, POLICY_QUALIFIERS, PolicyInformation.defaultValues(POLICY_QUALIFIERS));
}
if (parameters.schema) {
this.fromSchema(parameters.schema);
}
}
/**
* Returns default values for all class members
* @param memberName String name for a class member
* @returns Default value
*/
public static override defaultValues(memberName: typeof POLICY_IDENTIFIER): string;
public static override defaultValues(memberName: typeof POLICY_QUALIFIERS): PolicyQualifierInfo[];
public static override defaultValues(memberName: string): any {
switch (memberName) {
case POLICY_IDENTIFIER:
return EMPTY_STRING;
case POLICY_QUALIFIERS:
return [];
default:
return super.defaultValues(memberName);
}
}
/**
* @inheritdoc
* @asn ASN.1 schema
* ```asn
* PolicyInformation ::= SEQUENCE {
* policyIdentifier CertPolicyId,
* policyQualifiers SEQUENCE SIZE (1..MAX) OF
* PolicyQualifierInfo OPTIONAL }
*
* CertPolicyId ::= OBJECT IDENTIFIER
*```
*/
public static override schema(parameters: Schema.SchemaParameters<{ policyIdentifier?: string; policyQualifiers?: string; }> = {}): Schema.SchemaType {
const names = pvutils.getParametersValue<NonNullable<typeof parameters.names>>(parameters, "names", {});
return (new asn1js.Sequence({
name: (names.blockName || EMPTY_STRING),
value: [
new asn1js.ObjectIdentifier({ name: (names.policyIdentifier || EMPTY_STRING) }),
new asn1js.Sequence({
optional: true,
value: [
new asn1js.Repeated({
name: (names.policyQualifiers || EMPTY_STRING),
value: PolicyQualifierInfo.schema()
})
]
})
]
}));
}
/**
* Converts parsed ASN.1 object into current class
* @param schema
*/
fromSchema(schema: Schema.SchemaType): void {
// Clear input data first
pvutils.clearProps(schema, CLEAR_PROPS);
// Check the schema is valid
const asn1 = asn1js.compareSchema(schema,
schema,
PolicyInformation.schema({
names: {
policyIdentifier: POLICY_IDENTIFIER,
policyQualifiers: POLICY_QUALIFIERS
}
})
);
AsnError.assertSchema(asn1, this.className);
// Get internal properties from parsed schema
this.policyIdentifier = asn1.result.policyIdentifier.valueBlock.toString();
if (POLICY_QUALIFIERS in asn1.result) {
this.policyQualifiers = Array.from(asn1.result.policyQualifiers, element => new PolicyQualifierInfo({ schema: element }));
}
}
public toSchema(): asn1js.Sequence {
//Create array for output sequence
const outputArray = [];
outputArray.push(new asn1js.ObjectIdentifier({ value: this.policyIdentifier }));
if (this.policyQualifiers) {
outputArray.push(new asn1js.Sequence({
value: Array.from(this.policyQualifiers, o => o.toSchema())
}));
}
// Construct and return new ASN.1 schema for this object
return (new asn1js.Sequence({
value: outputArray
}));
}
public toJSON(): PolicyInformationJson {
const res: PolicyInformationJson = {
policyIdentifier: this.policyIdentifier
};
if (this.policyQualifiers)
res.policyQualifiers = Array.from(this.policyQualifiers, o => o.toJSON());
return res;
}
}
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