wehub-resource-sync
72 lines
1.8 KiB
TypeScript
72 lines
1.8 KiB
TypeScript
// Redacts the given object based on the given paths
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// Example:
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// const redactor = new Redactor(["data.object.balance_transaction"]);
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// redactor.redact({
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// data: {
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// object: {
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// balance_transaction: "txn_1NYWgTI0XSgju2urW3aXpinM",
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// },
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// },
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// });
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// Returns:
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// {
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// data: {
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// object: {
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// balance_transaction: "[REDACTED]",
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// },
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// },
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// }
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// Does not currenly support arrays
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export class Redactor {
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constructor(private paths: string[]) {}
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public redact(subject: unknown): unknown {
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if (!Array.isArray(this.paths)) {
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return subject;
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}
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if (this.paths.length === 0) {
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return subject;
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}
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const clonedSubject = JSON.parse(JSON.stringify(subject));
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return this.redactPathsRecursive(clonedSubject, this.paths);
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}
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private redactPathsRecursive(subject: any, paths: string[]): any {
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for (let path of paths) {
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let parts = path.split(".");
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let curSubject = subject;
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// Make sure curSubject is an object
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if (typeof curSubject !== "object") {
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break;
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}
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for (let i = 0; i < parts.length; i++) {
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const part = parts[i];
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if (Object.prototype.hasOwnProperty.call(curSubject, part) === false) {
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// Path is not found in object
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break;
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}
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if (i === parts.length - 1) {
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// We're at the end of our path and have a string, redact it
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curSubject[part] = "[REDACTED]";
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} else if (part in curSubject && typeof curSubject[part] === "object") {
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// More paths to follow, continue down the path
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curSubject = curSubject[part];
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} else {
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// Path is not found in object or doesn't point to a string
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break;
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}
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}
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}
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return subject;
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}
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}
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