n8n/packages/nodes-base/nodes/Twilio/GenericFunctions.ts

import { IExecuteFunctions, IHookFunctions } from 'n8n-core';

import { IDataObject, NodeApiError } from 'n8n-workflow';

import { OptionsWithUri } from 'request';

/**
 * Make an API request to Twilio
 *
 */
export async function twilioApiRequest(
	this: IHookFunctions | IExecuteFunctions,
	method: string,
	endpoint: string,
	body: IDataObject,
	query?: IDataObject,
	// tslint:disable-next-line:no-any
): Promise<any> {
	const credentials = (await this.getCredentials('twilioApi')) as {
		accountSid: string;
		authType: 'authToken' | 'apiKey';
		authToken: string;
		apiKeySid: string;
		apiKeySecret: string;
	};

	if (query === undefined) {
		query = {};
	}

	const options: OptionsWithUri = {
		method,
		form: body,
		qs: query,
		uri: `https://api.twilio.com/2010-04-01/Accounts/${credentials.accountSid}${endpoint}`,
		json: true,
	};

	try {
		return await this.helpers.requestWithAuthentication.call(this, 'twilioApi', options);
	} catch (error) {
		throw new NodeApiError(this.getNode(), error);
	}
}

const XML_CHAR_MAP: { [key: string]: string } = {
	'<': '&lt;',
	'>': '&gt;',
	'&': '&amp;',
	'"': '&quot;',
	"'": '&apos;',
};

export function escapeXml(str: string) {
	return str.replace(/[<>&"']/g, (ch: string) => {
		return XML_CHAR_MAP[ch];
	});
}