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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 { RecipientEncryptedKey, RecipientEncryptedKeyJson } from "./RecipientEncryptedKey";
import * as Schema from "./Schema";
const ENCRYPTED_KEYS = "encryptedKeys";
const RECIPIENT_ENCRYPTED_KEYS = "RecipientEncryptedKeys";
const CLEAR_PROPS = [
RECIPIENT_ENCRYPTED_KEYS,
];
export interface IRecipientEncryptedKeys {
encryptedKeys: RecipientEncryptedKey[];
}
export interface RecipientEncryptedKeysJson {
encryptedKeys: RecipientEncryptedKeyJson[];
}
export type RecipientEncryptedKeysParameters = PkiObjectParameters & Partial<IRecipientEncryptedKeys>;
export type RecipientEncryptedKeysSchema = Schema.SchemaParameters<{
RecipientEncryptedKeys?: string;
}>;
/**
* Represents the RecipientEncryptedKeys structure described in [RFC5652](https://datatracker.ietf.org/doc/html/rfc5652)
*/
export class RecipientEncryptedKeys extends PkiObject implements IRecipientEncryptedKeys {
public static override CLASS_NAME = "RecipientEncryptedKeys";
public encryptedKeys!: RecipientEncryptedKey[];
/**
* Initializes a new instance of the {@link RecipientEncryptedKeys} class
* @param parameters Initialization parameters
*/
constructor(parameters: RecipientEncryptedKeysParameters = {}) {
super();
this.encryptedKeys = pvutils.getParametersValue(parameters, ENCRYPTED_KEYS, RecipientEncryptedKeys.defaultValues(ENCRYPTED_KEYS));
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 ENCRYPTED_KEYS): RecipientEncryptedKey[];
public static override defaultValues(memberName: string): any {
switch (memberName) {
case ENCRYPTED_KEYS:
return [];
default:
return super.defaultValues(memberName);
}
}
/**
* Compare values with default values for all class members
* @param memberName String name for a class member
* @param memberValue Value to compare with default value
*/
public static compareWithDefault(memberName: string, memberValue: any): boolean {
switch (memberName) {
case ENCRYPTED_KEYS:
return (memberValue.length === 0);
default:
return super.defaultValues(memberName);
}
}
/**
* @inheritdoc
* @asn ASN.1 schema
* ```asn
* RecipientEncryptedKeys ::= SEQUENCE OF RecipientEncryptedKey
*```
*/
public static override schema(parameters: RecipientEncryptedKeysSchema = {}): Schema.SchemaType {
const names = pvutils.getParametersValue<NonNullable<typeof parameters.names>>(parameters, "names", {});
return (new asn1js.Sequence({
name: (names.blockName || EMPTY_STRING),
value: [
new asn1js.Repeated({
name: (names.RecipientEncryptedKeys || EMPTY_STRING),
value: RecipientEncryptedKey.schema()
})
]
}));
}
public 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,
RecipientEncryptedKeys.schema({
names: {
RecipientEncryptedKeys: RECIPIENT_ENCRYPTED_KEYS
}
})
);
AsnError.assertSchema(asn1, this.className);
// Get internal properties from parsed schema
this.encryptedKeys = Array.from(asn1.result.RecipientEncryptedKeys, element => new RecipientEncryptedKey({ schema: element }));
}
public toSchema(): asn1js.Sequence {
// Construct and return new ASN.1 schema for this object
return (new asn1js.Sequence({
value: Array.from(this.encryptedKeys, o => o.toSchema())
}));
}
public toJSON(): RecipientEncryptedKeysJson {
return {
encryptedKeys: Array.from(this.encryptedKeys, o => o.toJSON())
};
}
}
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