mirror of
https://github.com/n8n-io/n8n.git
synced 2024-11-17 01:54:06 -08:00
1152 lines
42 KiB
TypeScript
1152 lines
42 KiB
TypeScript
import {
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BINARY_ENCODING,
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IHookFunctions,
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ILoadOptionsFunctions,
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IResponseError,
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IWorkflowSettings,
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PLACEHOLDER_EMPTY_EXECUTION_ID,
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} from './';
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import {
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IAllExecuteFunctions,
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IBinaryData,
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IContextObject,
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ICredentialDataDecryptedObject,
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ICredentialsExpressionResolveValues,
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IDataObject,
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IExecuteFunctions,
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IExecuteSingleFunctions,
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IExecuteWorkflowInfo,
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INode,
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INodeExecutionData,
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INodeParameters,
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INodeType,
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IOAuth2Options,
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IPollFunctions,
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IRunExecutionData,
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ITaskDataConnections,
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ITriggerFunctions,
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IWebhookData,
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IWebhookDescription,
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IWebhookFunctions,
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IWorkflowDataProxyAdditionalKeys,
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IWorkflowDataProxyData,
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IWorkflowExecuteAdditionalData,
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IWorkflowMetadata,
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NodeHelpers,
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NodeOperationError,
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NodeParameterValue,
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Workflow,
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WorkflowActivateMode,
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WorkflowDataProxy,
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WorkflowExecuteMode,
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} from 'n8n-workflow';
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import * as clientOAuth1 from 'oauth-1.0a';
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import { Token } from 'oauth-1.0a';
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import * as clientOAuth2 from 'client-oauth2';
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import { get } from 'lodash';
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import * as express from 'express';
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import * as path from 'path';
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import { OptionsWithUri, OptionsWithUrl } from 'request';
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import * as requestPromise from 'request-promise-native';
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import { createHmac } from 'crypto';
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import { fromBuffer } from 'file-type';
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import { lookup } from 'mime-types';
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import {
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LoggerProxy as Logger,
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} from 'n8n-workflow';
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const requestPromiseWithDefaults = requestPromise.defaults({
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timeout: 300000, // 5 minutes
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});
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/**
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* Returns binary data buffer for given item index and property name.
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*
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* @export
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* @param {ITaskDataConnections} inputData
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* @param {number} itemIndex
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* @param {string} propertyName
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* @param {number} inputIndex
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* @returns {Promise<Buffer>}
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*/
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export async function getBinaryDataBuffer(inputData: ITaskDataConnections, itemIndex: number, propertyName: string, inputIndex: number): Promise<Buffer> {
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const binaryData = inputData['main']![inputIndex]![itemIndex]!.binary![propertyName]!;
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return Buffer.from(binaryData.data, BINARY_ENCODING);
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}
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/**
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* Takes a buffer and converts it into the format n8n uses. It encodes the binary data as
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* base64 and adds metadata.
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*
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* @export
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* @param {Buffer} binaryData
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* @param {string} [filePath]
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* @param {string} [mimeType]
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* @returns {Promise<IBinaryData>}
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*/
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export async function prepareBinaryData(binaryData: Buffer, filePath?: string, mimeType?: string): Promise<IBinaryData> {
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if (!mimeType) {
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// If no mime type is given figure it out
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if (filePath) {
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// Use file path to guess mime type
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const mimeTypeLookup = lookup(filePath);
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if (mimeTypeLookup) {
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mimeType = mimeTypeLookup;
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}
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}
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if (!mimeType) {
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// Use buffer to guess mime type
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const fileTypeData = await fromBuffer(binaryData);
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if (fileTypeData) {
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mimeType = fileTypeData.mime;
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}
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}
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if (!mimeType) {
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// Fall back to text
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mimeType = 'text/plain';
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}
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}
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const returnData: IBinaryData = {
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mimeType,
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// TODO: Should program it in a way that it does not have to converted to base64
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// It should only convert to and from base64 when saved in database because
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// of for example an error or when there is a wait node.
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data: binaryData.toString(BINARY_ENCODING),
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};
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if (filePath) {
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if (filePath.includes('?')) {
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// Remove maybe present query parameters
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filePath = filePath.split('?').shift();
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}
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const filePathParts = path.parse(filePath as string);
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if (filePathParts.dir !== '') {
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returnData.directory = filePathParts.dir;
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}
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returnData.fileName = filePathParts.base;
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// Remove the dot
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const fileExtension = filePathParts.ext.slice(1);
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if (fileExtension) {
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returnData.fileExtension = fileExtension;
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}
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}
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return returnData;
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}
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/**
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* Makes a request using OAuth data for authentication
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*
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* @export
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* @param {IAllExecuteFunctions} this
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* @param {string} credentialsType
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* @param {(OptionsWithUri | requestPromise.RequestPromiseOptions)} requestOptions
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* @param {INode} node
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* @param {IWorkflowExecuteAdditionalData} additionalData
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*
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* @returns
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*/
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export async function requestOAuth2(this: IAllExecuteFunctions, credentialsType: string, requestOptions: OptionsWithUri | requestPromise.RequestPromiseOptions, node: INode, additionalData: IWorkflowExecuteAdditionalData, oAuth2Options?: IOAuth2Options) {
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const credentials = await this.getCredentials(credentialsType) as ICredentialDataDecryptedObject;
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if (credentials === undefined) {
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throw new Error('No credentials got returned!');
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}
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if (credentials.oauthTokenData === undefined) {
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throw new Error('OAuth credentials not connected!');
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}
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const oAuthClient = new clientOAuth2({
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clientId: credentials.clientId as string,
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clientSecret: credentials.clientSecret as string,
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accessTokenUri: credentials.accessTokenUrl as string,
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});
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const oauthTokenData = credentials.oauthTokenData as clientOAuth2.Data;
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const token = oAuthClient.createToken(get(oauthTokenData, oAuth2Options?.property as string) || oauthTokenData.accessToken, oauthTokenData.refreshToken, oAuth2Options?.tokenType || oauthTokenData.tokenType, oauthTokenData);
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// Signs the request by adding authorization headers or query parameters depending
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// on the token-type used.
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const newRequestOptions = token.sign(requestOptions as clientOAuth2.RequestObject);
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// If keep bearer is false remove the it from the authorization header
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if (oAuth2Options?.keepBearer === false) {
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//@ts-ignore
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newRequestOptions?.headers?.Authorization = newRequestOptions?.headers?.Authorization.split(' ')[1];
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}
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return this.helpers.request!(newRequestOptions)
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.catch(async (error: IResponseError) => {
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const statusCodeReturned = oAuth2Options?.tokenExpiredStatusCode === undefined ? 401 : oAuth2Options?.tokenExpiredStatusCode;
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if (error.statusCode === statusCodeReturned) {
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// Token is probably not valid anymore. So try refresh it.
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const tokenRefreshOptions: IDataObject = {};
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if (oAuth2Options?.includeCredentialsOnRefreshOnBody) {
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const body: IDataObject = {
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client_id: credentials.clientId as string,
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client_secret: credentials.clientSecret as string,
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};
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tokenRefreshOptions.body = body;
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// Override authorization property so the credentails are not included in it
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tokenRefreshOptions.headers = {
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Authorization: '',
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};
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}
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Logger.debug(`OAuth2 token for "${credentialsType}" used by node "${node.name}" expired. Should revalidate.`);
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const newToken = await token.refresh(tokenRefreshOptions);
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Logger.debug(`OAuth2 token for "${credentialsType}" used by node "${node.name}" has been renewed.`);
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credentials.oauthTokenData = newToken.data;
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// Find the name of the credentials
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if (!node.credentials || !node.credentials[credentialsType]) {
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throw new Error(`The node "${node.name}" does not have credentials of type "${credentialsType}"!`);
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}
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const name = node.credentials[credentialsType];
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// Save the refreshed token
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await additionalData.credentialsHelper.updateCredentials(name, credentialsType, credentials);
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Logger.debug(`OAuth2 token for "${credentialsType}" used by node "${node.name}" has been saved to database successfully.`);
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// Make the request again with the new token
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const newRequestOptions = newToken.sign(requestOptions as clientOAuth2.RequestObject);
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return this.helpers.request!(newRequestOptions);
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}
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// Unknown error so simply throw it
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throw error;
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});
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}
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/* Makes a request using OAuth1 data for authentication
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*
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* @export
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* @param {IAllExecuteFunctions} this
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* @param {string} credentialsType
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* @param {(OptionsWithUrl | requestPromise.RequestPromiseOptions)} requestOptionså
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* @returns
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*/
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export async function requestOAuth1(this: IAllExecuteFunctions, credentialsType: string, requestOptions: OptionsWithUrl | OptionsWithUri | requestPromise.RequestPromiseOptions) {
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const credentials = await this.getCredentials(credentialsType) as ICredentialDataDecryptedObject;
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if (credentials === undefined) {
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throw new Error('No credentials got returned!');
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}
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if (credentials.oauthTokenData === undefined) {
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throw new Error('OAuth credentials not connected!');
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}
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const oauth = new clientOAuth1({
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consumer: {
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key: credentials.consumerKey as string,
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secret: credentials.consumerSecret as string,
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},
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signature_method: credentials.signatureMethod as string,
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hash_function(base, key) {
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const algorithm = (credentials.signatureMethod === 'HMAC-SHA1') ? 'sha1' : 'sha256';
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return createHmac(algorithm, key)
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.update(base)
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.digest('base64');
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},
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});
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const oauthTokenData = credentials.oauthTokenData as IDataObject;
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const token: Token = {
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key: oauthTokenData.oauth_token as string,
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secret: oauthTokenData.oauth_token_secret as string,
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};
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//@ts-ignore
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requestOptions.data = { ...requestOptions.qs, ...requestOptions.form };
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// Fixes issue that OAuth1 library only works with "url" property and not with "uri"
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// @ts-ignore
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if (requestOptions.uri && !requestOptions.url) {
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// @ts-ignore
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requestOptions.url = requestOptions.uri;
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// @ts-ignore
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delete requestOptions.uri;
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}
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//@ts-ignore
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requestOptions.headers = oauth.toHeader(oauth.authorize(requestOptions, token));
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return this.helpers.request!(requestOptions)
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.catch(async (error: IResponseError) => {
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// Unknown error so simply throw it
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throw error;
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});
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}
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/**
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* Takes generic input data and brings it into the json format n8n uses.
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*
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* @export
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* @param {(IDataObject | IDataObject[])} jsonData
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* @returns {INodeExecutionData[]}
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*/
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export function returnJsonArray(jsonData: IDataObject | IDataObject[]): INodeExecutionData[] {
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const returnData: INodeExecutionData[] = [];
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if (!Array.isArray(jsonData)) {
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jsonData = [jsonData];
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}
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jsonData.forEach((data) => {
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returnData.push({ json: data });
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});
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return returnData;
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}
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/**
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* Returns the additional keys for Expressions and Function-Nodes
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*
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* @export
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* @param {IWorkflowExecuteAdditionalData} additionalData
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* @returns {(IWorkflowDataProxyAdditionalKeys)}
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*/
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export function getAdditionalKeys(additionalData: IWorkflowExecuteAdditionalData): IWorkflowDataProxyAdditionalKeys {
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const executionId = additionalData.executionId || PLACEHOLDER_EMPTY_EXECUTION_ID;
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return {
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$executionId: executionId,
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$resumeWebhookUrl: `${additionalData.webhookWaitingBaseUrl}/${executionId}`,
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};
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}
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/**
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* Returns the requested decrypted credentials if the node has access to them.
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*
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* @export
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* @param {Workflow} workflow Workflow which requests the data
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* @param {INode} node Node which request the data
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* @param {string} type The credential type to return
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* @param {IWorkflowExecuteAdditionalData} additionalData
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* @returns {(ICredentialDataDecryptedObject | undefined)}
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*/
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export async function getCredentials(workflow: Workflow, node: INode, type: string, additionalData: IWorkflowExecuteAdditionalData, mode: WorkflowExecuteMode, runExecutionData?: IRunExecutionData | null, runIndex?: number, connectionInputData?: INodeExecutionData[], itemIndex?: number): Promise<ICredentialDataDecryptedObject | undefined> {
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// Get the NodeType as it has the information if the credentials are required
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const nodeType = workflow.nodeTypes.getByName(node.type);
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if (nodeType === undefined) {
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throw new NodeOperationError(node, `Node type "${node.type}" is not known so can not get credentials!`);
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}
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if (nodeType.description.credentials === undefined) {
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throw new NodeOperationError(node, `Node type "${node.type}" does not have any credentials defined!`);
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}
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const nodeCredentialDescription = nodeType.description.credentials.find((credentialTypeDescription) => credentialTypeDescription.name === type);
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if (nodeCredentialDescription === undefined) {
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throw new NodeOperationError(node, `Node type "${node.type}" does not have any credentials of type "${type}" defined!`);
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}
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if (NodeHelpers.displayParameter(additionalData.currentNodeParameters || node.parameters, nodeCredentialDescription, node.parameters) === false) {
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// Credentials should not be displayed so return undefined even if they would be defined
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return undefined;
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}
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// Check if node has any credentials defined
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if (!node.credentials || !node.credentials[type]) {
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// If none are defined check if the credentials are required or not
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if (nodeCredentialDescription.required === true) {
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// Credentials are required so error
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if (!node.credentials) {
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throw new NodeOperationError(node,'Node does not have any credentials set!');
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}
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if (!node.credentials[type]) {
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throw new NodeOperationError(node,`Node does not have any credentials set for "${type}"!`);
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}
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} else {
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// Credentials are not required so resolve with undefined
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return undefined;
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}
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}
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let expressionResolveValues: ICredentialsExpressionResolveValues | undefined;
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if (connectionInputData && runExecutionData && runIndex !== undefined) {
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expressionResolveValues = {
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connectionInputData,
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itemIndex: itemIndex || 0,
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node,
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runExecutionData,
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runIndex,
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workflow,
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} as ICredentialsExpressionResolveValues;
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}
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let name = node.credentials[type];
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if (name.charAt(0) === '=') {
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// If the credential name is an expression resolve it
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const additionalKeys = getAdditionalKeys(additionalData);
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name = workflow.expression.getParameterValue(name, runExecutionData || null, runIndex || 0, itemIndex || 0, node.name, connectionInputData || [], mode, additionalKeys) as string;
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}
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const decryptedDataObject = await additionalData.credentialsHelper.getDecrypted(name, type, mode, false, expressionResolveValues);
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return decryptedDataObject;
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}
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/**
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* Returns a copy of the node
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*
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* @export
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* @param {INode} node
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* @returns {INode}
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*/
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export function getNode(node: INode): INode {
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return JSON.parse(JSON.stringify(node));
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}
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/**
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* Returns the requested resolved (all expressions replaced) node parameters.
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*
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* @export
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* @param {Workflow} workflow
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* @param {(IRunExecutionData | null)} runExecutionData
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* @param {number} runIndex
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* @param {INodeExecutionData[]} connectionInputData
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* @param {INode} node
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* @param {string} parameterName
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* @param {number} itemIndex
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* @param {*} [fallbackValue]
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* @returns {(NodeParameterValue | INodeParameters | NodeParameterValue[] | INodeParameters[] | object)}
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*/
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export function getNodeParameter(workflow: Workflow, runExecutionData: IRunExecutionData | null, runIndex: number, connectionInputData: INodeExecutionData[], node: INode, parameterName: string, itemIndex: number, mode: WorkflowExecuteMode, additionalKeys: IWorkflowDataProxyAdditionalKeys, fallbackValue?: any): NodeParameterValue | INodeParameters | NodeParameterValue[] | INodeParameters[] | object { //tslint:disable-line:no-any
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const nodeType = workflow.nodeTypes.getByName(node.type);
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if (nodeType === undefined) {
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throw new Error(`Node type "${node.type}" is not known so can not return paramter value!`);
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}
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const value = get(node.parameters, parameterName, fallbackValue);
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if (value === undefined) {
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throw new Error(`Could not get parameter "${parameterName}"!`);
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}
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let returnData;
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try {
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returnData = workflow.expression.getParameterValue(value, runExecutionData, runIndex, itemIndex, node.name, connectionInputData, mode, additionalKeys);
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} catch (e) {
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e.message += ` [Error in parameter: "${parameterName}"]`;
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throw e;
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}
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return returnData;
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}
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/**
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* Returns if execution should be continued even if there was an error.
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*
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* @export
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* @param {INode} node
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* @returns {boolean}
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*/
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export function continueOnFail(node: INode): boolean {
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return get(node, 'continueOnFail', false);
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}
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|
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|
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/**
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|
* Returns the webhook URL of the webhook with the given name
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|
*
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|
* @export
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* @param {string} name
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* @param {Workflow} workflow
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* @param {INode} node
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* @param {IWorkflowExecuteAdditionalData} additionalData
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* @param {boolean} [isTest]
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* @returns {(string | undefined)}
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*/
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export function getNodeWebhookUrl(name: string, workflow: Workflow, node: INode, additionalData: IWorkflowExecuteAdditionalData, mode: WorkflowExecuteMode, additionalKeys: IWorkflowDataProxyAdditionalKeys, isTest?: boolean): string | undefined {
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let baseUrl = additionalData.webhookBaseUrl;
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if (isTest === true) {
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baseUrl = additionalData.webhookTestBaseUrl;
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}
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const webhookDescription = getWebhookDescription(name, workflow, node);
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if (webhookDescription === undefined) {
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return undefined;
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}
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const path = workflow.expression.getSimpleParameterValue(node, webhookDescription['path'], mode, additionalKeys);
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if (path === undefined) {
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return undefined;
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}
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const isFullPath: boolean = workflow.expression.getSimpleParameterValue(node, webhookDescription['isFullPath'], mode, additionalKeys, false) as boolean;
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return NodeHelpers.getNodeWebhookUrl(baseUrl, workflow.id!, node, path.toString(), isFullPath);
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}
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/**
|
|
* Returns the timezone for the workflow
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*
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* @export
|
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* @param {Workflow} workflow
|
|
* @param {IWorkflowExecuteAdditionalData} additionalData
|
|
* @returns {string}
|
|
*/
|
|
export function getTimezone(workflow: Workflow, additionalData: IWorkflowExecuteAdditionalData):string {
|
|
if (workflow.settings !== undefined && workflow.settings.timezone !== undefined) {
|
|
return (workflow.settings as IWorkflowSettings).timezone as string;
|
|
}
|
|
return additionalData.timezone;
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
* Returns the full webhook description of the webhook with the given name
|
|
*
|
|
* @export
|
|
* @param {string} name
|
|
* @param {Workflow} workflow
|
|
* @param {INode} node
|
|
* @returns {(IWebhookDescription | undefined)}
|
|
*/
|
|
export function getWebhookDescription(name: string, workflow: Workflow, node: INode): IWebhookDescription | undefined {
|
|
const nodeType = workflow.nodeTypes.getByName(node.type) as INodeType;
|
|
|
|
if (nodeType.description.webhooks === undefined) {
|
|
// Node does not have any webhooks so return
|
|
return undefined;
|
|
}
|
|
|
|
for (const webhookDescription of nodeType.description.webhooks) {
|
|
if (webhookDescription.name === name) {
|
|
return webhookDescription;
|
|
}
|
|
}
|
|
|
|
return undefined;
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
* Returns the workflow metadata
|
|
*
|
|
* @export
|
|
* @param {Workflow} workflow
|
|
* @returns {IWorkflowMetadata}
|
|
*/
|
|
export function getWorkflowMetadata(workflow: Workflow): IWorkflowMetadata {
|
|
return {
|
|
id: workflow.id,
|
|
name: workflow.name,
|
|
active: workflow.active,
|
|
};
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
* Returns the execute functions the poll nodes have access to.
|
|
*
|
|
* @export
|
|
* @param {Workflow} workflow
|
|
* @param {INode} node
|
|
* @param {IWorkflowExecuteAdditionalData} additionalData
|
|
* @param {WorkflowExecuteMode} mode
|
|
* @returns {ITriggerFunctions}
|
|
*/
|
|
// TODO: Check if I can get rid of: additionalData, and so then maybe also at ActiveWorkflowRunner.add
|
|
export function getExecutePollFunctions(workflow: Workflow, node: INode, additionalData: IWorkflowExecuteAdditionalData, mode: WorkflowExecuteMode, activation: WorkflowActivateMode): IPollFunctions {
|
|
return ((workflow: Workflow, node: INode) => {
|
|
return {
|
|
__emit: (data: INodeExecutionData[][]): void => {
|
|
throw new Error('Overwrite NodeExecuteFunctions.getExecutePullFunctions.__emit function!');
|
|
},
|
|
async getCredentials(type: string): Promise<ICredentialDataDecryptedObject | undefined> {
|
|
return await getCredentials(workflow, node, type, additionalData, mode);
|
|
},
|
|
getMode: (): WorkflowExecuteMode => {
|
|
return mode;
|
|
},
|
|
getActivationMode: (): WorkflowActivateMode => {
|
|
return activation;
|
|
},
|
|
getNode: () => {
|
|
return getNode(node);
|
|
},
|
|
getNodeParameter: (parameterName: string, fallbackValue?: any): NodeParameterValue | INodeParameters | NodeParameterValue[] | INodeParameters[] | object => { //tslint:disable-line:no-any
|
|
const runExecutionData: IRunExecutionData | null = null;
|
|
const itemIndex = 0;
|
|
const runIndex = 0;
|
|
const connectionInputData: INodeExecutionData[] = [];
|
|
|
|
return getNodeParameter(workflow, runExecutionData, runIndex, connectionInputData, node, parameterName, itemIndex, mode, getAdditionalKeys(additionalData), fallbackValue);
|
|
},
|
|
getRestApiUrl: (): string => {
|
|
return additionalData.restApiUrl;
|
|
},
|
|
getTimezone: (): string => {
|
|
return getTimezone(workflow, additionalData);
|
|
},
|
|
getWorkflow: () => {
|
|
return getWorkflowMetadata(workflow);
|
|
},
|
|
getWorkflowStaticData(type: string): IDataObject {
|
|
return workflow.getStaticData(type, node);
|
|
},
|
|
helpers: {
|
|
prepareBinaryData,
|
|
request: requestPromiseWithDefaults,
|
|
requestOAuth2(this: IAllExecuteFunctions, credentialsType: string, requestOptions: OptionsWithUri | requestPromise.RequestPromiseOptions, oAuth2Options?: IOAuth2Options): Promise<any> { // tslint:disable-line:no-any
|
|
return requestOAuth2.call(this, credentialsType, requestOptions, node, additionalData, oAuth2Options);
|
|
},
|
|
requestOAuth1(this: IAllExecuteFunctions, credentialsType: string, requestOptions: OptionsWithUrl | requestPromise.RequestPromiseOptions): Promise<any> { // tslint:disable-line:no-any
|
|
return requestOAuth1.call(this, credentialsType, requestOptions);
|
|
},
|
|
returnJsonArray,
|
|
},
|
|
};
|
|
})(workflow, node);
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
* Returns the execute functions the trigger nodes have access to.
|
|
*
|
|
* @export
|
|
* @param {Workflow} workflow
|
|
* @param {INode} node
|
|
* @param {IWorkflowExecuteAdditionalData} additionalData
|
|
* @param {WorkflowExecuteMode} mode
|
|
* @returns {ITriggerFunctions}
|
|
*/
|
|
// TODO: Check if I can get rid of: additionalData, and so then maybe also at ActiveWorkflowRunner.add
|
|
export function getExecuteTriggerFunctions(workflow: Workflow, node: INode, additionalData: IWorkflowExecuteAdditionalData, mode: WorkflowExecuteMode, activation: WorkflowActivateMode): ITriggerFunctions {
|
|
return ((workflow: Workflow, node: INode) => {
|
|
return {
|
|
emit: (data: INodeExecutionData[][]): void => {
|
|
throw new Error('Overwrite NodeExecuteFunctions.getExecuteTriggerFunctions.emit function!');
|
|
},
|
|
async getCredentials(type: string): Promise<ICredentialDataDecryptedObject | undefined> {
|
|
return await getCredentials(workflow, node, type, additionalData, mode);
|
|
},
|
|
getNode: () => {
|
|
return getNode(node);
|
|
},
|
|
getMode: (): WorkflowExecuteMode => {
|
|
return mode;
|
|
},
|
|
getActivationMode: (): WorkflowActivateMode => {
|
|
return activation;
|
|
},
|
|
getNodeParameter: (parameterName: string, fallbackValue?: any): NodeParameterValue | INodeParameters | NodeParameterValue[] | INodeParameters[] | object => { //tslint:disable-line:no-any
|
|
const runExecutionData: IRunExecutionData | null = null;
|
|
const itemIndex = 0;
|
|
const runIndex = 0;
|
|
const connectionInputData: INodeExecutionData[] = [];
|
|
|
|
return getNodeParameter(workflow, runExecutionData, runIndex, connectionInputData, node, parameterName, itemIndex, mode, getAdditionalKeys(additionalData), fallbackValue);
|
|
},
|
|
getRestApiUrl: (): string => {
|
|
return additionalData.restApiUrl;
|
|
},
|
|
getTimezone: (): string => {
|
|
return getTimezone(workflow, additionalData);
|
|
},
|
|
getWorkflow: () => {
|
|
return getWorkflowMetadata(workflow);
|
|
},
|
|
getWorkflowStaticData(type: string): IDataObject {
|
|
return workflow.getStaticData(type, node);
|
|
},
|
|
helpers: {
|
|
prepareBinaryData,
|
|
request: requestPromiseWithDefaults,
|
|
requestOAuth2(this: IAllExecuteFunctions, credentialsType: string, requestOptions: OptionsWithUri | requestPromise.RequestPromiseOptions, oAuth2Options?: IOAuth2Options): Promise<any> { // tslint:disable-line:no-any
|
|
return requestOAuth2.call(this, credentialsType, requestOptions, node, additionalData, oAuth2Options);
|
|
},
|
|
requestOAuth1(this: IAllExecuteFunctions, credentialsType: string, requestOptions: OptionsWithUrl | requestPromise.RequestPromiseOptions): Promise<any> { // tslint:disable-line:no-any
|
|
return requestOAuth1.call(this, credentialsType, requestOptions);
|
|
},
|
|
returnJsonArray,
|
|
},
|
|
};
|
|
}) (workflow, node);
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
* Returns the execute functions regular nodes have access to.
|
|
*
|
|
* @export
|
|
* @param {Workflow} workflow
|
|
* @param {IRunExecutionData} runExecutionData
|
|
* @param {number} runIndex
|
|
* @param {INodeExecutionData[]} connectionInputData
|
|
* @param {ITaskDataConnections} inputData
|
|
* @param {INode} node
|
|
* @param {IWorkflowExecuteAdditionalData} additionalData
|
|
* @param {WorkflowExecuteMode} mode
|
|
* @returns {IExecuteFunctions}
|
|
*/
|
|
export function getExecuteFunctions(workflow: Workflow, runExecutionData: IRunExecutionData, runIndex: number, connectionInputData: INodeExecutionData[], inputData: ITaskDataConnections, node: INode, additionalData: IWorkflowExecuteAdditionalData, mode: WorkflowExecuteMode): IExecuteFunctions {
|
|
return ((workflow, runExecutionData, connectionInputData, inputData, node) => {
|
|
return {
|
|
continueOnFail: () => {
|
|
return continueOnFail(node);
|
|
},
|
|
evaluateExpression: (expression: string, itemIndex: number) => {
|
|
return workflow.expression.resolveSimpleParameterValue('=' + expression, {}, runExecutionData, runIndex, itemIndex, node.name, connectionInputData, mode, getAdditionalKeys(additionalData));
|
|
},
|
|
async executeWorkflow(workflowInfo: IExecuteWorkflowInfo, inputData?: INodeExecutionData[]): Promise<any> { // tslint:disable-line:no-any
|
|
return additionalData.executeWorkflow(workflowInfo, additionalData, inputData);
|
|
},
|
|
getContext(type: string): IContextObject {
|
|
return NodeHelpers.getContext(runExecutionData, type, node);
|
|
},
|
|
async getCredentials(type: string, itemIndex?: number): Promise<ICredentialDataDecryptedObject | undefined> {
|
|
return await getCredentials(workflow, node, type, additionalData, mode, runExecutionData, runIndex, connectionInputData, itemIndex);
|
|
},
|
|
getExecutionId: (): string => {
|
|
return additionalData.executionId!;
|
|
},
|
|
getInputData: (inputIndex = 0, inputName = 'main') => {
|
|
|
|
if (!inputData.hasOwnProperty(inputName)) {
|
|
// Return empty array because else it would throw error when nothing is connected to input
|
|
return [];
|
|
}
|
|
|
|
// TODO: Check if nodeType has input with that index defined
|
|
if (inputData[inputName].length < inputIndex) {
|
|
throw new Error(`Could not get input index "${inputIndex}" of input "${inputName}"!`);
|
|
}
|
|
|
|
if (inputData[inputName][inputIndex] === null) {
|
|
// return [];
|
|
throw new Error(`Value "${inputIndex}" of input "${inputName}" did not get set!`);
|
|
}
|
|
|
|
return inputData[inputName][inputIndex] as INodeExecutionData[];
|
|
},
|
|
getNodeParameter: (parameterName: string, itemIndex: number, fallbackValue?: any): NodeParameterValue | INodeParameters | NodeParameterValue[] | INodeParameters[] | object => { //tslint:disable-line:no-any
|
|
return getNodeParameter(workflow, runExecutionData, runIndex, connectionInputData, node, parameterName, itemIndex, mode, getAdditionalKeys(additionalData), fallbackValue);
|
|
},
|
|
getMode: (): WorkflowExecuteMode => {
|
|
return mode;
|
|
},
|
|
getNode: () => {
|
|
return getNode(node);
|
|
},
|
|
getRestApiUrl: (): string => {
|
|
return additionalData.restApiUrl;
|
|
},
|
|
getTimezone: (): string => {
|
|
return getTimezone(workflow, additionalData);
|
|
},
|
|
getWorkflow: () => {
|
|
return getWorkflowMetadata(workflow);
|
|
},
|
|
getWorkflowDataProxy: (itemIndex: number): IWorkflowDataProxyData => {
|
|
const dataProxy = new WorkflowDataProxy(workflow, runExecutionData, runIndex, itemIndex, node.name, connectionInputData, {}, mode, getAdditionalKeys(additionalData));
|
|
return dataProxy.getDataProxy();
|
|
},
|
|
getWorkflowStaticData(type: string): IDataObject {
|
|
return workflow.getStaticData(type, node);
|
|
},
|
|
prepareOutputData: NodeHelpers.prepareOutputData,
|
|
async putExecutionToWait(waitTill: Date): Promise<void> {
|
|
runExecutionData.waitTill = waitTill;
|
|
},
|
|
sendMessageToUI(message : any): void { // tslint:disable-line:no-any
|
|
if (mode !== 'manual') {
|
|
return;
|
|
}
|
|
try {
|
|
if (additionalData.sendMessageToUI) {
|
|
additionalData.sendMessageToUI(node.name, message);
|
|
}
|
|
} catch (error) {
|
|
Logger.warn(`There was a problem sending messsage to UI: ${error.message}`);
|
|
}
|
|
},
|
|
helpers: {
|
|
prepareBinaryData,
|
|
getBinaryDataBuffer(itemIndex: number, propertyName: string, inputIndex = 0): Promise<Buffer> {
|
|
return getBinaryDataBuffer.call(this, inputData, itemIndex, propertyName, inputIndex);
|
|
},
|
|
request: requestPromiseWithDefaults,
|
|
requestOAuth2(this: IAllExecuteFunctions, credentialsType: string, requestOptions: OptionsWithUri | requestPromise.RequestPromiseOptions, oAuth2Options?: IOAuth2Options): Promise<any> { // tslint:disable-line:no-any
|
|
return requestOAuth2.call(this, credentialsType, requestOptions, node, additionalData, oAuth2Options);
|
|
},
|
|
requestOAuth1(this: IAllExecuteFunctions, credentialsType: string, requestOptions: OptionsWithUrl | requestPromise.RequestPromiseOptions): Promise<any> { // tslint:disable-line:no-any
|
|
return requestOAuth1.call(this, credentialsType, requestOptions);
|
|
},
|
|
returnJsonArray,
|
|
},
|
|
};
|
|
})(workflow, runExecutionData, connectionInputData, inputData, node);
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
* Returns the execute functions regular nodes have access to when single-function is defined.
|
|
*
|
|
* @export
|
|
* @param {Workflow} workflow
|
|
* @param {IRunExecutionData} runExecutionData
|
|
* @param {number} runIndex
|
|
* @param {INodeExecutionData[]} connectionInputData
|
|
* @param {ITaskDataConnections} inputData
|
|
* @param {INode} node
|
|
* @param {number} itemIndex
|
|
* @param {IWorkflowExecuteAdditionalData} additionalData
|
|
* @param {WorkflowExecuteMode} mode
|
|
* @returns {IExecuteSingleFunctions}
|
|
*/
|
|
export function getExecuteSingleFunctions(workflow: Workflow, runExecutionData: IRunExecutionData, runIndex: number, connectionInputData: INodeExecutionData[], inputData: ITaskDataConnections, node: INode, itemIndex: number, additionalData: IWorkflowExecuteAdditionalData, mode: WorkflowExecuteMode): IExecuteSingleFunctions {
|
|
return ((workflow, runExecutionData, connectionInputData, inputData, node, itemIndex) => {
|
|
return {
|
|
continueOnFail: () => {
|
|
return continueOnFail(node);
|
|
},
|
|
evaluateExpression: (expression: string, evaluateItemIndex: number | undefined) => {
|
|
evaluateItemIndex = evaluateItemIndex === undefined ? itemIndex : evaluateItemIndex;
|
|
return workflow.expression.resolveSimpleParameterValue('=' + expression, {}, runExecutionData, runIndex, evaluateItemIndex, node.name, connectionInputData, mode, getAdditionalKeys(additionalData));
|
|
},
|
|
getContext(type: string): IContextObject {
|
|
return NodeHelpers.getContext(runExecutionData, type, node);
|
|
},
|
|
async getCredentials(type: string): Promise<ICredentialDataDecryptedObject | undefined> {
|
|
return await getCredentials(workflow, node, type, additionalData, mode, runExecutionData, runIndex, connectionInputData, itemIndex);
|
|
},
|
|
getInputData: (inputIndex = 0, inputName = 'main') => {
|
|
if (!inputData.hasOwnProperty(inputName)) {
|
|
// Return empty array because else it would throw error when nothing is connected to input
|
|
return {json: {}};
|
|
}
|
|
|
|
// TODO: Check if nodeType has input with that index defined
|
|
if (inputData[inputName].length < inputIndex) {
|
|
throw new Error(`Could not get input index "${inputIndex}" of input "${inputName}"!`);
|
|
}
|
|
|
|
const allItems = inputData[inputName][inputIndex];
|
|
|
|
if (allItems === null) {
|
|
// return [];
|
|
throw new Error(`Value "${inputIndex}" of input "${inputName}" did not get set!`);
|
|
}
|
|
|
|
if (allItems[itemIndex] === null) {
|
|
// return [];
|
|
throw new Error(`Value "${inputIndex}" of input "${inputName}" with itemIndex "${itemIndex}" did not get set!`);
|
|
}
|
|
|
|
return allItems[itemIndex] as INodeExecutionData;
|
|
},
|
|
getMode: (): WorkflowExecuteMode => {
|
|
return mode;
|
|
},
|
|
getNode: () => {
|
|
return getNode(node);
|
|
},
|
|
getRestApiUrl: (): string => {
|
|
return additionalData.restApiUrl;
|
|
},
|
|
getTimezone: (): string => {
|
|
return getTimezone(workflow, additionalData);
|
|
},
|
|
getNodeParameter: (parameterName: string, fallbackValue?: any): NodeParameterValue | INodeParameters | NodeParameterValue[] | INodeParameters[] | object => { //tslint:disable-line:no-any
|
|
return getNodeParameter(workflow, runExecutionData, runIndex, connectionInputData, node, parameterName, itemIndex, mode, getAdditionalKeys(additionalData), fallbackValue);
|
|
},
|
|
getWorkflow: () => {
|
|
return getWorkflowMetadata(workflow);
|
|
},
|
|
getWorkflowDataProxy: (): IWorkflowDataProxyData => {
|
|
const dataProxy = new WorkflowDataProxy(workflow, runExecutionData, runIndex, itemIndex, node.name, connectionInputData, {}, mode, getAdditionalKeys(additionalData));
|
|
return dataProxy.getDataProxy();
|
|
},
|
|
getWorkflowStaticData(type: string): IDataObject {
|
|
return workflow.getStaticData(type, node);
|
|
},
|
|
helpers: {
|
|
prepareBinaryData,
|
|
request: requestPromiseWithDefaults,
|
|
requestOAuth2(this: IAllExecuteFunctions, credentialsType: string, requestOptions: OptionsWithUri | requestPromise.RequestPromiseOptions, oAuth2Options?: IOAuth2Options): Promise<any> { // tslint:disable-line:no-any
|
|
return requestOAuth2.call(this, credentialsType, requestOptions, node, additionalData, oAuth2Options);
|
|
},
|
|
requestOAuth1(this: IAllExecuteFunctions, credentialsType: string, requestOptions: OptionsWithUrl | requestPromise.RequestPromiseOptions): Promise<any> { // tslint:disable-line:no-any
|
|
return requestOAuth1.call(this, credentialsType, requestOptions);
|
|
},
|
|
},
|
|
};
|
|
})(workflow, runExecutionData, connectionInputData, inputData, node, itemIndex);
|
|
}
|
|
|
|
|
|
/**
|
|
* Returns the execute functions regular nodes have access to in load-options-function.
|
|
*
|
|
* @export
|
|
* @param {Workflow} workflow
|
|
* @param {INode} node
|
|
* @param {IWorkflowExecuteAdditionalData} additionalData
|
|
* @returns {ILoadOptionsFunctions}
|
|
*/
|
|
export function getLoadOptionsFunctions(workflow: Workflow, node: INode, path: string, additionalData: IWorkflowExecuteAdditionalData): ILoadOptionsFunctions {
|
|
return ((workflow: Workflow, node: INode, path: string) => {
|
|
const that = {
|
|
async getCredentials(type: string): Promise<ICredentialDataDecryptedObject | undefined> {
|
|
return await getCredentials(workflow, node, type, additionalData, 'internal');
|
|
},
|
|
getCurrentNodeParameter: (parameterPath: string): NodeParameterValue | INodeParameters | NodeParameterValue[] | INodeParameters[] | object | undefined => {
|
|
const nodeParameters = additionalData.currentNodeParameters;
|
|
|
|
if (parameterPath.charAt(0) === '&') {
|
|
parameterPath = `${path.split('.').slice(1, -1).join('.')}.${parameterPath.slice(1)}`;
|
|
}
|
|
|
|
return get(nodeParameters, parameterPath);
|
|
},
|
|
getCurrentNodeParameters: (): INodeParameters | undefined => {
|
|
return additionalData.currentNodeParameters;
|
|
},
|
|
getNode: () => {
|
|
return getNode(node);
|
|
},
|
|
getNodeParameter: (parameterName: string, fallbackValue?: any): NodeParameterValue | INodeParameters | NodeParameterValue[] | INodeParameters[] | object => { //tslint:disable-line:no-any
|
|
const runExecutionData: IRunExecutionData | null = null;
|
|
const itemIndex = 0;
|
|
const runIndex = 0;
|
|
const connectionInputData: INodeExecutionData[] = [];
|
|
|
|
return getNodeParameter(workflow, runExecutionData, runIndex, connectionInputData, node, parameterName, itemIndex, 'internal' as WorkflowExecuteMode, getAdditionalKeys(additionalData), fallbackValue);
|
|
},
|
|
getTimezone: (): string => {
|
|
return getTimezone(workflow, additionalData);
|
|
},
|
|
getRestApiUrl: (): string => {
|
|
return additionalData.restApiUrl;
|
|
},
|
|
helpers: {
|
|
request: requestPromiseWithDefaults,
|
|
requestOAuth2(this: IAllExecuteFunctions, credentialsType: string, requestOptions: OptionsWithUri | requestPromise.RequestPromiseOptions, oAuth2Options?: IOAuth2Options): Promise<any> { // tslint:disable-line:no-any
|
|
return requestOAuth2.call(this, credentialsType, requestOptions, node, additionalData, oAuth2Options);
|
|
},
|
|
requestOAuth1(this: IAllExecuteFunctions, credentialsType: string, requestOptions: OptionsWithUrl | requestPromise.RequestPromiseOptions): Promise<any> { // tslint:disable-line:no-any
|
|
return requestOAuth1.call(this, credentialsType, requestOptions);
|
|
},
|
|
},
|
|
};
|
|
return that;
|
|
})(workflow, node, path);
|
|
|
|
}
|
|
|
|
|
|
/**
|
|
* Returns the execute functions regular nodes have access to in hook-function.
|
|
*
|
|
* @export
|
|
* @param {Workflow} workflow
|
|
* @param {INode} node
|
|
* @param {IWorkflowExecuteAdditionalData} additionalData
|
|
* @param {WorkflowExecuteMode} mode
|
|
* @returns {IHookFunctions}
|
|
*/
|
|
export function getExecuteHookFunctions(workflow: Workflow, node: INode, additionalData: IWorkflowExecuteAdditionalData, mode: WorkflowExecuteMode, activation: WorkflowActivateMode, isTest?: boolean, webhookData?: IWebhookData): IHookFunctions {
|
|
return ((workflow: Workflow, node: INode) => {
|
|
const that = {
|
|
async getCredentials(type: string): Promise<ICredentialDataDecryptedObject | undefined> {
|
|
return await getCredentials(workflow, node, type, additionalData, mode);
|
|
},
|
|
getMode: (): WorkflowExecuteMode => {
|
|
return mode;
|
|
},
|
|
getActivationMode: (): WorkflowActivateMode => {
|
|
return activation;
|
|
},
|
|
getNode: () => {
|
|
return getNode(node);
|
|
},
|
|
getNodeParameter: (parameterName: string, fallbackValue?: any): NodeParameterValue | INodeParameters | NodeParameterValue[] | INodeParameters[] | object => { //tslint:disable-line:no-any
|
|
const runExecutionData: IRunExecutionData | null = null;
|
|
const itemIndex = 0;
|
|
const runIndex = 0;
|
|
const connectionInputData: INodeExecutionData[] = [];
|
|
|
|
return getNodeParameter(workflow, runExecutionData, runIndex, connectionInputData, node, parameterName, itemIndex, mode, getAdditionalKeys(additionalData), fallbackValue);
|
|
},
|
|
getNodeWebhookUrl: (name: string): string | undefined => {
|
|
return getNodeWebhookUrl(name, workflow, node, additionalData, mode, getAdditionalKeys(additionalData), isTest);
|
|
},
|
|
getTimezone: (): string => {
|
|
return getTimezone(workflow, additionalData);
|
|
},
|
|
getWebhookName(): string {
|
|
if (webhookData === undefined) {
|
|
throw new Error('Is only supported in webhook functions!');
|
|
}
|
|
return webhookData.webhookDescription.name;
|
|
},
|
|
getWebhookDescription(name: string): IWebhookDescription | undefined {
|
|
return getWebhookDescription(name, workflow, node);
|
|
},
|
|
getWorkflow: () => {
|
|
return getWorkflowMetadata(workflow);
|
|
},
|
|
getWorkflowStaticData(type: string): IDataObject {
|
|
return workflow.getStaticData(type, node);
|
|
},
|
|
helpers: {
|
|
request: requestPromiseWithDefaults,
|
|
requestOAuth2(this: IAllExecuteFunctions, credentialsType: string, requestOptions: OptionsWithUri | requestPromise.RequestPromiseOptions, oAuth2Options?: IOAuth2Options): Promise<any> { // tslint:disable-line:no-any
|
|
return requestOAuth2.call(this, credentialsType, requestOptions, node, additionalData, oAuth2Options);
|
|
},
|
|
requestOAuth1(this: IAllExecuteFunctions, credentialsType: string, requestOptions: OptionsWithUrl | requestPromise.RequestPromiseOptions): Promise<any> { // tslint:disable-line:no-any
|
|
return requestOAuth1.call(this, credentialsType, requestOptions);
|
|
},
|
|
},
|
|
};
|
|
return that;
|
|
})(workflow, node);
|
|
|
|
}
|
|
|
|
|
|
/**
|
|
* Returns the execute functions regular nodes have access to when webhook-function is defined.
|
|
*
|
|
* @export
|
|
* @param {Workflow} workflow
|
|
* @param {IRunExecutionData} runExecutionData
|
|
* @param {INode} node
|
|
* @param {IWorkflowExecuteAdditionalData} additionalData
|
|
* @param {WorkflowExecuteMode} mode
|
|
* @returns {IWebhookFunctions}
|
|
*/
|
|
export function getExecuteWebhookFunctions(workflow: Workflow, node: INode, additionalData: IWorkflowExecuteAdditionalData, mode: WorkflowExecuteMode, webhookData: IWebhookData): IWebhookFunctions {
|
|
return ((workflow: Workflow, node: INode) => {
|
|
return {
|
|
getBodyData(): IDataObject {
|
|
if (additionalData.httpRequest === undefined) {
|
|
throw new Error('Request is missing!');
|
|
}
|
|
return additionalData.httpRequest.body;
|
|
},
|
|
async getCredentials(type: string): Promise<ICredentialDataDecryptedObject | undefined> {
|
|
return await getCredentials(workflow, node, type, additionalData, mode);
|
|
},
|
|
getHeaderData(): object {
|
|
if (additionalData.httpRequest === undefined) {
|
|
throw new Error('Request is missing!');
|
|
}
|
|
return additionalData.httpRequest.headers;
|
|
},
|
|
getMode: (): WorkflowExecuteMode => {
|
|
return mode;
|
|
},
|
|
getNode: () => {
|
|
return getNode(node);
|
|
},
|
|
getNodeParameter: (parameterName: string, fallbackValue?: any): NodeParameterValue | INodeParameters | NodeParameterValue[] | INodeParameters[] | object => { //tslint:disable-line:no-any
|
|
const runExecutionData: IRunExecutionData | null = null;
|
|
const itemIndex = 0;
|
|
const runIndex = 0;
|
|
const connectionInputData: INodeExecutionData[] = [];
|
|
|
|
return getNodeParameter(workflow, runExecutionData, runIndex, connectionInputData, node, parameterName, itemIndex, mode, getAdditionalKeys(additionalData), fallbackValue);
|
|
},
|
|
getParamsData(): object {
|
|
if (additionalData.httpRequest === undefined) {
|
|
throw new Error('Request is missing!');
|
|
}
|
|
return additionalData.httpRequest.params;
|
|
},
|
|
getQueryData(): object {
|
|
if (additionalData.httpRequest === undefined) {
|
|
throw new Error('Request is missing!');
|
|
}
|
|
return additionalData.httpRequest.query;
|
|
},
|
|
getRequestObject(): express.Request {
|
|
if (additionalData.httpRequest === undefined) {
|
|
throw new Error('Request is missing!');
|
|
}
|
|
return additionalData.httpRequest;
|
|
},
|
|
getResponseObject(): express.Response {
|
|
if (additionalData.httpResponse === undefined) {
|
|
throw new Error('Response is missing!');
|
|
}
|
|
return additionalData.httpResponse;
|
|
},
|
|
getNodeWebhookUrl: (name: string): string | undefined => {
|
|
return getNodeWebhookUrl(name, workflow, node, additionalData, mode, getAdditionalKeys(additionalData));
|
|
},
|
|
getTimezone: (): string => {
|
|
return getTimezone(workflow, additionalData);
|
|
},
|
|
getWorkflow: () => {
|
|
return getWorkflowMetadata(workflow);
|
|
},
|
|
getWorkflowStaticData(type: string): IDataObject {
|
|
return workflow.getStaticData(type, node);
|
|
},
|
|
getWebhookName(): string {
|
|
return webhookData.webhookDescription.name;
|
|
},
|
|
prepareOutputData: NodeHelpers.prepareOutputData,
|
|
helpers: {
|
|
prepareBinaryData,
|
|
request: requestPromiseWithDefaults,
|
|
requestOAuth2(this: IAllExecuteFunctions, credentialsType: string, requestOptions: OptionsWithUri | requestPromise.RequestPromiseOptions, oAuth2Options?: IOAuth2Options): Promise<any> { // tslint:disable-line:no-any
|
|
return requestOAuth2.call(this, credentialsType, requestOptions, node, additionalData, oAuth2Options);
|
|
},
|
|
requestOAuth1(this: IAllExecuteFunctions, credentialsType: string, requestOptions: OptionsWithUrl | requestPromise.RequestPromiseOptions): Promise<any> { // tslint:disable-line:no-any
|
|
return requestOAuth1.call(this, credentialsType, requestOptions);
|
|
},
|
|
returnJsonArray,
|
|
},
|
|
};
|
|
})(workflow, node);
|
|
|
|
}
|