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import * as asn1js from "asn1js";
import * as pvutils from "pvutils";
import { Attribute, AttributeJson } from "./Attribute";
import { EMPTY_STRING } from "./constants";
import { AsnError } from "./errors";
import { PkiObject, PkiObjectParameters } from "./PkiObject";
import * as Schema from "./Schema";
const ATTRIBUTES = "attributes";
const CLEAR_PROPS = [
ATTRIBUTES
];
export interface ISubjectDirectoryAttributes {
attributes: Attribute[];
}
export interface SubjectDirectoryAttributesJson {
attributes: AttributeJson[];
}
export type SubjectDirectoryAttributesParameters = PkiObjectParameters & Partial<ISubjectDirectoryAttributes>;
/**
* Represents the SubjectDirectoryAttributes structure described in [RFC5280](https://datatracker.ietf.org/doc/html/rfc5280)
*/
export class SubjectDirectoryAttributes extends PkiObject implements ISubjectDirectoryAttributes {
public static override CLASS_NAME = "SubjectDirectoryAttributes";
public attributes!: Attribute[];
/**
* Initializes a new instance of the {@link SubjectDirectoryAttributes} class
* @param parameters Initialization parameters
*/
constructor(parameters: SubjectDirectoryAttributesParameters = {}) {
super();
this.attributes = pvutils.getParametersValue(parameters, ATTRIBUTES, SubjectDirectoryAttributes.defaultValues(ATTRIBUTES));
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 ATTRIBUTES): Attribute[];
public static override defaultValues(memberName: string): any {
switch (memberName) {
case ATTRIBUTES:
return [];
default:
return super.defaultValues(memberName);
}
}
/**
* @inheritdoc
* @asn ASN.1 schema
* ```asn
* SubjectDirectoryAttributes ::= SEQUENCE SIZE (1..MAX) OF Attribute
*```
*/
public static override schema(parameters: Schema.SchemaParameters<{
attributes?: 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.Repeated({
name: (names.attributes || EMPTY_STRING),
value: Attribute.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,
SubjectDirectoryAttributes.schema({
names: {
attributes: ATTRIBUTES
}
})
);
AsnError.assertSchema(asn1, this.className);
// Get internal properties from parsed schema
this.attributes = Array.from(asn1.result.attributes, element => new Attribute({ schema: element }));
}
public toSchema(): asn1js.Sequence {
// Construct and return new ASN.1 schema for this object
return (new asn1js.Sequence({
value: Array.from(this.attributes, o => o.toSchema())
}));
}
public toJSON(): SubjectDirectoryAttributesJson {
return {
attributes: Array.from(this.attributes, o => o.toJSON())
};
}
}
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