import { OptionsWithUri, } from 'request'; import { IExecuteFunctions, IExecuteSingleFunctions, ILoadOptionsFunctions, } from 'n8n-core'; import { IDataObject, INodePropertyOptions, } from 'n8n-workflow'; import * as moment from 'moment-timezone'; import * as jwt from 'jsonwebtoken'; export async function salesforceApiRequest(this: IExecuteFunctions | IExecuteSingleFunctions | ILoadOptionsFunctions, method: string, endpoint: string, body: any = {}, qs: IDataObject = {}, uri?: string, option: IDataObject = {}): Promise { // tslint:disable-line:no-any const authenticationMethod = this.getNodeParameter('authentication', 0, 'oAuth2') as string; try { if (authenticationMethod === 'jwt') { // https://help.salesforce.com/articleView?id=remoteaccess_oauth_jwt_flow.htm&type=5 const credentialsType = 'salesforceJwtApi'; const credentials = this.getCredentials(credentialsType); const response = await getAccessToken.call(this, credentials as IDataObject); const { instance_url, access_token } = response; const options = getOptions.call(this, method, (uri || endpoint), body, qs, instance_url as string); options.headers!.Authorization = `Bearer ${access_token}`; //@ts-ignore return await this.helpers.request(options); } else { // https://help.salesforce.com/articleView?id=remoteaccess_oauth_web_server_flow.htm&type=5 const credentialsType = 'salesforceOAuth2Api'; const credentials = this.getCredentials(credentialsType); const subdomain = ((credentials!.accessTokenUrl as string).match(/https:\/\/(.+).salesforce\.com/) || [])[1]; const options = getOptions.call(this, method, (uri || endpoint), body, qs, `https://${subdomain}.salesforce.com`); //@ts-ignore return await this.helpers.requestOAuth2.call(this, credentialsType, options); } } catch (error) { if (error.response && error.response.body && error.response.body[0] && error.response.body[0].message) { // Try to return the error prettier throw new Error(`Salesforce error response [${error.statusCode}]: ${error.response.body[0].message}`); } throw error; } } export async function salesforceApiRequestAllItems(this: IExecuteFunctions | ILoadOptionsFunctions, propertyName: string, method: string, endpoint: string, body: any = {}, query: IDataObject = {}): Promise { // tslint:disable-line:no-any const returnData: IDataObject[] = []; let responseData; let uri: string | undefined; do { responseData = await salesforceApiRequest.call(this, method, endpoint, body, query, uri); uri = `${endpoint}/${responseData.nextRecordsUrl?.split('/')?.pop()}`; returnData.push.apply(returnData, responseData[propertyName]); } while ( responseData.nextRecordsUrl !== undefined && responseData.nextRecordsUrl !== null ); return returnData; } /** * Sorts the given options alphabetically * * @export * @param {INodePropertyOptions[]} options * @returns {INodePropertyOptions[]} */ export function sortOptions(options: INodePropertyOptions[]): void { options.sort((a, b) => { if (a.name < b.name) { return -1; } if (a.name > b.name) { return 1; } return 0; }); } function getOptions(this: IExecuteFunctions | IExecuteSingleFunctions | ILoadOptionsFunctions, method: string, endpoint: string, body: any, qs: IDataObject, instanceUrl: string): OptionsWithUri { // tslint:disable-line:no-any const options: OptionsWithUri = { headers: { 'Content-Type': 'application/json', }, method, body: method === 'GET' ? undefined : body, qs, uri: `${instanceUrl}/services/data/v39.0${endpoint}`, json: true, }; //@ts-ignore return options; } function getAccessToken(this: IExecuteFunctions | IExecuteSingleFunctions | ILoadOptionsFunctions, credentials: IDataObject): Promise { const now = moment().unix(); const authUrl = credentials.environment === 'sandbox' ? 'https://test.salesforce.com' : 'https://login.salesforce.com'; const signature = jwt.sign( { 'iss': credentials.clientId as string, 'sub': credentials.username as string, 'aud': authUrl, 'exp': now + 3 * 60, }, credentials.privateKey as string, { algorithm: 'RS256', header: { 'alg': 'RS256', }, }, ); const options: OptionsWithUri = { headers: { 'Content-Type': 'application/x-www-form-urlencoded', }, method: 'POST', form: { grant_type: 'urn:ietf:params:oauth:grant-type:jwt-bearer', assertion: signature, }, uri: `${authUrl}/services/oauth2/token`, json: true, }; //@ts-ignore return this.helpers.request(options); } export function getConditions(options: IDataObject) { const conditions = (options.conditionsUi as IDataObject || {}).conditionValues as IDataObject[]; let data = undefined; if (Array.isArray(conditions) && conditions.length !== 0) { data = conditions.map((condition: IDataObject) => `${condition.field}${(condition.operation) === 'equal' ? '=' : condition.operation}${getValue(condition.value)}`); data = `WHERE ${data.join(' AND ')}`; } return data; } export function getDefaultFields(sobject: string) { return ( { 'Account': 'id,name,type', 'Lead': 'id,company,firstname,lastname,street,postalCode,city,email,status', 'Contact': 'id,firstname,lastname,email', 'Opportunity': 'id,accountId,amount,probability,type', 'Case': 'id,accountId,contactId,priority,status,subject,type', 'Task': 'id,subject,status,priority', 'Attachment': 'id,name', 'User': 'id,name,email', } as IDataObject )[sobject]; } export function getQuery(options: IDataObject, sobject: string, returnAll: boolean, limit = 0) { const fields: string[] = []; if (options.fields) { fields.push.apply(fields, (options.fields as string).split(',')); } else { fields.push.apply(fields, (getDefaultFields(sobject) as string || 'id').split(',')); } const conditions = getConditions(options); let query = `SELECT ${fields.join(',')} FROM ${sobject} ${(conditions ? conditions : '')}`; if (returnAll === false) { query = `SELECT ${fields.join(',')} FROM ${sobject} ${(conditions ? conditions : '')} LIMIT ${limit}`; } return query; } export function getValue(value: any) { // tslint:disable-line:no-any if (typeof value === 'string') { return `'${value}'`; } else { return value; } }