🐛 Binary data handling fixes (#2629)

* Update node airtable

* Update nodenextcloud

* Update node spreadsheet

* Update node cortex, dropbox, editImage nodes

* Update node emailSend

* Update node ftp

* Update node googleDrive

* Update node googleDrive fix

* Update node youtube

* Update node htmlExtract

* Update node linkedIn

* Update node mailgun

* Update node matrix

* Update node pipedrive

* Update node readPdf

* Update node facebookGraphApi

* Update node httpRequest

* Update node nocoDB

* Update node httpRequest, respondToWebhook

* Update node signi4

* Update node slack

* Update node zulip

* cleanup

* fix generic funcs

* 🐛 Fix EditImage Node

Co-authored-by: Jan Oberhauser <jan.oberhauser@gmail.com>

packages/nodes-base/nodes/Airtable/GenericFunctions.ts

@@ -126,11 +126,7 @@ export async function downloadRecordAttachments(this: IExecuteFunctions | IPollF
 			if (record.fields[fieldName] !== undefined) {
 				for (const [index, attachment] of (record.fields[fieldName] as IAttachment[]).entries()) {
 					const file = await apiRequest.call(this, 'GET', '', {}, {}, attachment.url, { json: false, encoding: null });
-					element.binary![`${fieldName}_${index}`] = {
-						data: Buffer.from(file).toString('base64'),
-						fileName: attachment.filename,
-						mimeType: attachment.type,
-					};
+					element.binary![`${fieldName}_${index}`] = await this.helpers.prepareBinaryData(Buffer.from(file), attachment.filename, attachment.type);
 				}
 			}
 		}

packages/nodes-base/nodes/Cortex/Cortex.node.ts

@@ -1,5 +1,4 @@
 import {
-	BINARY_ENCODING,
 	IExecuteFunctions,
 } from 'n8n-core';
 
@@ -242,7 +241,7 @@ export class Cortex implements INodeType {
 								throw new NodeOperationError(this.getNode(), `No binary data property "${binaryPropertyName}" does not exists on item!`);
 							}
 
-							const fileBufferData = Buffer.from(item.binary[binaryPropertyName].data, BINARY_ENCODING);
+							const fileBufferData = await this.helpers.getBinaryDataBuffer(i, binaryPropertyName);
 
 							const options = {
 								formData: {
@@ -425,7 +424,7 @@ export class Cortex implements INodeType {
 										throw new NodeOperationError(this.getNode(), `No binary data property "${binaryPropertyName}" does not exists on item!`);
 									}
 
-									const fileBufferData = Buffer.from(item.binary[binaryPropertyName].data, BINARY_ENCODING);
+									const fileBufferData = await this.helpers.getBinaryDataBuffer(i, binaryPropertyName);
 									const sha256 = createHash('sha256').update(fileBufferData).digest('hex');
 
 									(body.data as IDataObject).attachment = {

packages/nodes-base/nodes/Dropbox/Dropbox.node.ts

@@ -1,7 +1,4 @@
-import {
-	BINARY_ENCODING,
-	IExecuteFunctions,
-} from 'n8n-core';
+import { IExecuteFunctions } from 'n8n-core';
 
 import {
 	IDataObject,
@@ -859,7 +856,7 @@ export class Dropbox implements INodeType {
 								throw new NodeOperationError(this.getNode(), `No binary data property "${propertyNameUpload}" does not exists on item!`);
 							}
 
-							body = Buffer.from(item.binary[propertyNameUpload].data, BINARY_ENCODING);
+							body = await this.helpers.getBinaryDataBuffer(i, propertyNameUpload);
 						} else {
 							// Is text file
 							body = Buffer.from(this.getNodeParameter('fileContent', i) as string, 'utf8');

packages/nodes-base/nodes/EditImage/EditImage.node.ts

@@ -1179,7 +1179,8 @@ export class EditImage implements INodeType {
 						throw new NodeOperationError(this.getNode(), `Item does not contain any binary data with the name "${dataPropertyName}".`);
 					}
 
-					gmInstance = gm(Buffer.from(item.binary![dataPropertyName as string].data, BINARY_ENCODING));
+					const binaryDataBuffer = await this.helpers.getBinaryDataBuffer(itemIndex, dataPropertyName);
+					gmInstance = gm(binaryDataBuffer);
 					gmInstance = gmInstance.background('transparent');
 				}
 
@@ -1218,7 +1219,8 @@ export class EditImage implements INodeType {
 
 						const { fd, path, cleanup } = await file();
 						cleanupFunctions.push(cleanup);
-						await fsWriteFileAsync(fd, Buffer.from(item.binary![operationData.dataPropertyNameComposite as string].data, BINARY_ENCODING));
+						const binaryDataBuffer = await this.helpers.getBinaryDataBuffer(itemIndex, operationData.dataPropertyNameComposite as string);
+						await fsWriteFileAsync(fd, binaryDataBuffer);
 
 						if (operations[0].operation === 'create') {
 							// It seems like if the image gets created newly we have to create a new gm instance
@@ -1349,14 +1351,14 @@ export class EditImage implements INodeType {
 
 				returnData.push(await (new Promise<INodeExecutionData>((resolve, reject) => {
 					gmInstance
-						.toBuffer((error: Error | null, buffer: Buffer) => {
+						.toBuffer(async (error: Error | null, buffer: Buffer) => {
 							cleanupFunctions.forEach(async cleanup => await cleanup());
 
 							if (error) {
 								return reject(error);
 							}
 
-							newItem.binary![dataPropertyName as string].data = buffer.toString(BINARY_ENCODING);
+							newItem.binary![dataPropertyName as string].data = (await this.helpers.prepareBinaryData(Buffer.from(buffer))).data;
 
 							return resolve(newItem);
 						});

packages/nodes-base/nodes/EmailSend/EmailSend.node.ts

@@ -1,7 +1,4 @@
-import {
-	BINARY_ENCODING,
-	IExecuteFunctions
-} from 'n8n-core';
+import { IExecuteFunctions } from 'n8n-core';
 import {
 	IDataObject,
 	INodeExecutionData,
@@ -198,7 +195,7 @@ export class EmailSend implements INodeType {
 						}
 						attachments.push({
 							filename: item.binary[propertyName].fileName || 'unknown',
-							content: Buffer.from(item.binary[propertyName].data, BINARY_ENCODING),
+							content: await this.helpers.getBinaryDataBuffer(itemIndex, propertyName),
 						});
 					}
 

packages/nodes-base/nodes/Facebook/FacebookGraphApi.node.ts

@@ -1,7 +1,4 @@
-import {
-	BINARY_ENCODING,
-	IExecuteFunctions,
-} from 'n8n-core';
+import { IExecuteFunctions } from 'n8n-core';
 import {
 	IBinaryData,
 	IDataObject,
@@ -391,9 +388,10 @@ export class FacebookGraphApi implements INodeType {
 
 				const binaryProperty = item.binary[binaryPropertyName] as IBinaryData;
 
+				const binaryDataBuffer = await this.helpers.getBinaryDataBuffer(itemIndex, binaryPropertyName);
 				requestOptions.formData = {
 					[propertyName]: {
-						value: Buffer.from(binaryProperty.data, BINARY_ENCODING),
+						value: binaryDataBuffer,
 						options: {
 							filename: binaryProperty.fileName,
 							contentType: binaryProperty.mimeType,

packages/nodes-base/nodes/Ftp/Ftp.node.ts

@@ -1,7 +1,4 @@
-import {
-	BINARY_ENCODING,
-	IExecuteFunctions
-} from 'n8n-core';
+import { IExecuteFunctions } from 'n8n-core';
 import {
 	ICredentialDataDecryptedObject,
 	IDataObject,
@@ -503,7 +500,7 @@ export class Ftp implements INodeType {
 								throw new NodeOperationError(this.getNode(), `No binary data property "${propertyNameUpload}" does not exists on item!`);
 							}
 
-							const buffer = Buffer.from(item.binary[propertyNameUpload].data, BINARY_ENCODING) as Buffer;
+							const buffer = await this.helpers.getBinaryDataBuffer(i, propertyNameUpload);
 							await sftp!.put(buffer, remotePath);
 						} else {
 							// Is text file
@@ -597,7 +594,7 @@ export class Ftp implements INodeType {
 								throw new NodeOperationError(this.getNode(), `No binary data property "${propertyNameUpload}" does not exists on item!`);
 							}
 
-							const buffer = Buffer.from(item.binary[propertyNameUpload].data, BINARY_ENCODING) as Buffer;
+							const buffer = await this.helpers.getBinaryDataBuffer(i, propertyNameUpload);
 
 							try {
 								await ftp!.put(buffer, remotePath);

packages/nodes-base/nodes/Google/Drive/GoogleDrive.node.ts

@@ -1,7 +1,4 @@
-import {
-	BINARY_ENCODING,
-	IExecuteFunctions,
-} from 'n8n-core';
+import { IExecuteFunctions } from 'n8n-core';
 
 import {
 	IDataObject,
@@ -2423,7 +2420,7 @@ export class GoogleDrive implements INodeType {
 								originalFilename = item.binary[propertyNameUpload].fileName;
 							}
 
-							body = Buffer.from(item.binary[propertyNameUpload].data, BINARY_ENCODING);
+							body = await this.helpers.getBinaryDataBuffer(i, propertyNameUpload);
 						} else {
 							// Is text file
 							body = Buffer.from(this.getNodeParameter('fileContent', i) as string, 'utf8');

packages/nodes-base/nodes/Google/YouTube/YouTube.node.ts

@@ -1,7 +1,4 @@
-import {
-	BINARY_ENCODING,
-	IExecuteFunctions,
-} from 'n8n-core';
+import { IExecuteFunctions } from 'n8n-core';
 
 import {
 	IDataObject,
@@ -426,7 +423,7 @@ export class YouTube implements INodeType {
 							mimeType = item.binary[binaryProperty].mimeType;
 						}
 
-						const body = Buffer.from(item.binary[binaryProperty].data, BINARY_ENCODING);
+						const body = await this.helpers.getBinaryDataBuffer(i, binaryProperty);
 
 						const requestOptions = {
 							headers: {
@@ -913,7 +910,7 @@ export class YouTube implements INodeType {
 							mimeType = item.binary[binaryProperty].mimeType;
 						}
 
-						const body = Buffer.from(item.binary[binaryProperty].data, BINARY_ENCODING);
+						const body = await this.helpers.getBinaryDataBuffer(i, binaryProperty);
 
 						const requestOptions = {
 							headers: {

packages/nodes-base/nodes/HtmlExtract/HtmlExtract.node.ts

@@ -240,7 +240,9 @@ export class HtmlExtract implements INodeType {
 					if (item.binary[dataPropertyName] === undefined) {
 						throw new NodeOperationError(this.getNode(), `No property named "${dataPropertyName}" exists!`);
 					}
-					htmlArray = Buffer.from(item.binary[dataPropertyName].data, 'base64').toString('utf8');
+
+					const binaryDataBuffer = await this.helpers.getBinaryDataBuffer(itemIndex, dataPropertyName);
+					htmlArray = binaryDataBuffer.toString('utf-8');
 				}
 
 				// Convert it always to array that it works with a string or an array of strings

packages/nodes-base/nodes/HttpRequest/HttpRequest.node.ts

@@ -1,5 +1,4 @@
 import {
-	BINARY_ENCODING,
 	IExecuteFunctions,
 } from 'n8n-core';
 import {
@@ -771,8 +770,9 @@ export class HttpRequest implements INodeType {
 								if (item.binary[binaryPropertyName] === undefined) {
 									throw new NodeOperationError(this.getNode(), `No binary data property "${binaryPropertyName}" does not exists on item!`);
 								}
-								const binaryProperty = item.binary[binaryPropertyName] as IBinaryData;
-								requestOptions.body = Buffer.from(binaryProperty.data, BINARY_ENCODING);
+
+								const binaryDataBuffer = await this.helpers.getBinaryDataBuffer(itemIndex, binaryPropertyName);
+								requestOptions.body = binaryDataBuffer;
 							} else if (options.bodyContentType === 'multipart-form-data') {
 								requestOptions.body = {};
 								const binaryPropertyNameFull = this.getNodeParameter('binaryPropertyName', itemIndex) as string;
@@ -794,9 +794,10 @@ export class HttpRequest implements INodeType {
 									}
 
 									const binaryProperty = item.binary[binaryPropertyName] as IBinaryData;
+									const binaryDataBuffer = await this.helpers.getBinaryDataBuffer(itemIndex, binaryPropertyName);
 
 									requestOptions.body[propertyName] = {
-										value: Buffer.from(binaryProperty.data, BINARY_ENCODING),
+										value: binaryDataBuffer,
 										options: {
 											filename: binaryProperty.fileName,
 											contentType: binaryProperty.mimeType,

packages/nodes-base/nodes/LinkedIn/LinkedIn.node.ts

@@ -1,7 +1,4 @@
-import {
-	BINARY_ENCODING,
-	IExecuteFunctions,
-} from 'n8n-core';
+import { IExecuteFunctions } from 'n8n-core';
 import {
 	IDataObject,
 	ILoadOptionsFunctions,
@@ -149,7 +146,7 @@ export class LinkedIn implements INodeType {
 							}
 
 							// Buffer binary data
-							const buffer = Buffer.from(item.binary[propertyNameUpload].data, BINARY_ENCODING) as Buffer;
+							const buffer = await this.helpers.getBinaryDataBuffer(i, propertyNameUpload);
 							// Upload image
 							await linkedInApiRequest.call(this, 'POST', uploadUrl, buffer, true);
 

packages/nodes-base/nodes/Mailgun/Mailgun.node.ts

@@ -1,7 +1,4 @@
-import {
-	BINARY_ENCODING,
-	IExecuteFunctions,
-} from 'n8n-core';
+import { IExecuteFunctions } from 'n8n-core';
 import {
 	IDataObject,
 	INodeExecutionData,
@@ -158,8 +155,9 @@ export class Mailgun implements INodeType {
 						if (!item.binary.hasOwnProperty(propertyName)) {
 							continue;
 						}
+						const binaryDataBuffer = await this.helpers.getBinaryDataBuffer(itemIndex, propertyName);
 						attachments.push({
-							value: Buffer.from(item.binary[propertyName].data, BINARY_ENCODING),
+							value: binaryDataBuffer,
 							options: {
 								filename: item.binary[propertyName].fileName || 'unknown',
 

packages/nodes-base/nodes/Matrix/GenericFunctions.ts

@@ -5,7 +5,6 @@ import {
 import { IDataObject, NodeApiError, NodeOperationError, } from 'n8n-workflow';
 
 import {
-	BINARY_ENCODING,
 	IExecuteFunctions,
 	IExecuteSingleFunctions,
 	ILoadOptionsFunctions,
@@ -69,7 +68,7 @@ export async function matrixApiRequest(this: IExecuteFunctions | IExecuteSingleF
 	}
 }
 
-export async function handleMatrixCall(this: IExecuteFunctions | IExecuteSingleFunctions | ILoadOptionsFunctions, item: IDataObject, index: number, resource: string, operation: string): Promise<any> { // tslint:disable-line:no-any
+export async function handleMatrixCall(this: IExecuteFunctions, item: IDataObject, index: number, resource: string, operation: string): Promise<any> { // tslint:disable-line:no-any
 
 	if (resource === 'account') {
 		if (operation === 'me') {
@@ -193,13 +192,12 @@ export async function handleMatrixCall(this: IExecuteFunctions | IExecuteSingleF
 				throw new NodeOperationError(this.getNode(), `No binary data property "${binaryPropertyName}" does not exists on item!`);
 			}
 
-			//@ts-ignore
+			// @ts-ignore
 			qs.filename = item.binary[binaryPropertyName].fileName;
 			//@ts-ignore
 			filename = item.binary[binaryPropertyName].fileName;
 
-			//@ts-ignore
-			body = Buffer.from(item.binary[binaryPropertyName].data, BINARY_ENCODING);
+			body = await this.helpers.getBinaryDataBuffer(index, binaryPropertyName);
 			//@ts-ignore
 			headers['Content-Type'] = item.binary[binaryPropertyName].mimeType;
 			headers['accept'] = 'application/json,text/*;q=0.99';

packages/nodes-base/nodes/NextCloud/NextCloud.node.ts

@@ -1,7 +1,4 @@
-import {
-	BINARY_ENCODING,
-	IExecuteFunctions,
-} from 'n8n-core';
+import { IExecuteFunctions } from 'n8n-core';
 
 import {
 	IDataObject,
@@ -1066,7 +1063,7 @@ export class NextCloud implements INodeType {
 								throw new NodeOperationError(this.getNode(), `No binary data property "${propertyNameUpload}" does not exists on item!`);
 							}
 
-							body = Buffer.from(item.binary[propertyNameUpload].data, BINARY_ENCODING);
+							body = await this.helpers.getBinaryDataBuffer(i, propertyNameUpload);
 						} else {
 							// Is text file
 							body = this.getNodeParameter('fileContent', i) as string;

packages/nodes-base/nodes/NocoDB/GenericFunctions.ts

@@ -118,11 +118,7 @@ export async function downloadRecordAttachments(this: IExecuteFunctions | IPollF
 			if (record[fieldName]) {
 				for (const [index, attachment] of (JSON.parse(record[fieldName] as string) as IAttachment[]).entries()) {
 					const file = await apiRequest.call(this, 'GET', '', {}, {}, attachment.url, { json: false, encoding: null });
-					element.binary![`${fieldName}_${index}`] = {
-						data: Buffer.from(file).toString('base64'),
-						fileName: attachment.title,
-						mimeType: attachment.mimetype,
-					};
+					element.binary![`${fieldName}_${index}`] = await this.helpers.prepareBinaryData(Buffer.from(file), attachment.title, attachment.mimetype);
 				}
 			}
 		}

packages/nodes-base/nodes/Pipedrive/Pipedrive.node.ts

@@ -1,5 +1,4 @@
 import {
-	BINARY_ENCODING,
 	IExecuteFunctions,
 	ILoadOptionsFunctions,
 } from 'n8n-core';
@@ -4500,7 +4499,7 @@ export class Pipedrive implements INodeType {
 							throw new NodeOperationError(this.getNode(), `No binary data property "${binaryPropertyName}" does not exists on item!`);
 						}
 
-						const fileBufferData = Buffer.from(item.binary[binaryPropertyName].data, BINARY_ENCODING);
+						const fileBufferData = await this.helpers.getBinaryDataBuffer(i, binaryPropertyName);
 
 						formData.file = {
 							value: fileBufferData,

packages/nodes-base/nodes/ReadPdf/ReadPdf.node.ts

@@ -1,7 +1,4 @@
-import {
-	BINARY_ENCODING,
-	IExecuteFunctions,
-} from 'n8n-core';
+import { IExecuteFunctions } from 'n8n-core';
 
 import {
 	INodeExecutionData,
@@ -55,7 +52,7 @@ export class ReadPdf implements INodeType {
 					item.binary = {};
 				}
 
-				const binaryData = Buffer.from(item.binary[binaryPropertyName].data, BINARY_ENCODING);
+				const binaryData = await this.helpers.getBinaryDataBuffer(itemIndex, binaryPropertyName);
 				returnData.push({
 					binary: item.binary,
 					json: await pdf(binaryData),

packages/nodes-base/nodes/RespondToWebhook/RespondToWebhook.node.ts

@@ -1,10 +1,9 @@
 import {
-	BINARY_ENCODING,
+	IExecuteFunctions,
 } from 'n8n-core';
 
 import {
 	IDataObject,
-	IExecuteFunctions,
 	IN8nHttpFullResponse,
 	IN8nHttpResponse,
 	INodeExecutionData,
@@ -202,7 +201,7 @@ export class RespondToWebhook implements INodeType {
 		],
 	};
 
-	execute(this: IExecuteFunctions): Promise<INodeExecutionData[][]> {
+	async execute(this: IExecuteFunctions): Promise<INodeExecutionData[][]> {
 		const items = this.getInputData();
 
 		const respondWith = this.getNodeParameter('respondWith', 0) as string;
@@ -250,6 +249,7 @@ export class RespondToWebhook implements INodeType {
 			}
 
 			const binaryData = item.binary[responseBinaryPropertyName];
+			const binaryDataBuffer = await this.helpers.getBinaryDataBuffer(0, responseBinaryPropertyName);
 
 			if (binaryData === undefined) {
 				throw new NodeOperationError(this.getNode(), `No binary data property "${responseBinaryPropertyName}" does not exists on item!`);
@@ -258,7 +258,7 @@ export class RespondToWebhook implements INodeType {
 			if (headers['content-type']) {
 				headers['content-type'] = binaryData.mimeType;
 			}
-			responseBody = Buffer.from(binaryData.data, BINARY_ENCODING);
+			responseBody = binaryDataBuffer;
 		} else if (respondWith !== 'noData') {
 			throw new NodeOperationError(this.getNode(), `The Response Data option "${respondWith}" is not supported!`);
 		}

packages/nodes-base/nodes/S3/S3.node.ts

@@ -3,18 +3,11 @@ import {
 	snakeCase,
 } from 'change-case';
 
-import {
-	createHash,
-} from 'crypto';
+import { createHash } from 'crypto';
 
-import {
-	Builder,
-} from 'xml2js';
+import { Builder } from 'xml2js';
 
-import {
-	BINARY_ENCODING,
-	IExecuteFunctions,
-} from 'n8n-core';
+import { IExecuteFunctions } from 'n8n-core';
 
 import {
 	IBinaryKeyData,

packages/nodes-base/nodes/SendGrid/SendGrid.node.ts

@@ -1,7 +1,4 @@
-import {
-	BINARY_ENCODING,
-	IExecuteFunctions,
-} from 'n8n-core';
+import { IExecuteFunctions } from 'n8n-core';
 
 import {
 	IDataObject,

packages/nodes-base/nodes/Signl4/Signl4.node.ts

@@ -1,7 +1,4 @@
-import {
-	BINARY_ENCODING,
-	IExecuteFunctions,
-} from 'n8n-core';
+import { IExecuteFunctions } from 'n8n-core';
 
 import {
 	IBinaryKeyData,
@@ -312,8 +309,9 @@ export class Signl4 implements INodeType {
 										throw new NodeOperationError(this.getNode(), `Invalid extension, just ${supportedFileExtension.join(',')} are supported}`);
 									}
 
+									const binaryDataBuffer = await this.helpers.getBinaryDataBuffer(i, propertyName);
 									data.attachment = {
-										value: Buffer.from(binaryProperty.data, BINARY_ENCODING),
+										value: binaryDataBuffer,
 										options: {
 											filename: binaryProperty.fileName,
 											contentType: binaryProperty.mimeType,

packages/nodes-base/nodes/Slack/Slack.node.ts

@@ -1,7 +1,4 @@
-import {
-	BINARY_ENCODING,
-	IExecuteFunctions,
-} from 'n8n-core';
+import { IExecuteFunctions } from 'n8n-core';
 
 import {
 	ICredentialsDecrypted,
@@ -977,9 +974,10 @@ export class Slack implements INodeType {
 								|| items[i].binary[binaryPropertyName] === undefined) {
 								throw new NodeOperationError(this.getNode(), `No binary data property "${binaryPropertyName}" does not exists on item!`);
 							}
+							const binaryDataBuffer = await this.helpers.getBinaryDataBuffer(i, binaryPropertyName);
 							body.file = {
 								//@ts-ignore
-								value: Buffer.from(items[i].binary[binaryPropertyName].data, BINARY_ENCODING),
+								value: binaryDataBuffer,
 								options: {
 									//@ts-ignore
 									filename: items[i].binary[binaryPropertyName].fileName,

packages/nodes-base/nodes/SpreadsheetFile/SpreadsheetFile.node.ts

@@ -1,7 +1,4 @@
-import {
-	BINARY_ENCODING,
-	IExecuteFunctions,
-} from 'n8n-core';
+import { IExecuteFunctions } from 'n8n-core';
 
 import {
 	IDataObject,
@@ -346,7 +343,7 @@ export class SpreadsheetFile implements INodeType {
 					}
 
 					// Read the binary spreadsheet data
-					const binaryData = Buffer.from(item.binary[binaryPropertyName].data, BINARY_ENCODING);
+					const binaryData = await this.helpers.getBinaryDataBuffer(i, binaryPropertyName);
 					let workbook;
 					if (options.readAsString === true) {
 						workbook = xlsxRead(binaryData.toString(), { type: 'string', raw: options.rawData as boolean });

packages/nodes-base/nodes/Telegram/GenericFunctions.ts

@@ -1,5 +1,4 @@
 import {
-	BINARY_ENCODING,
 	IExecuteFunctions,
 	IHookFunctions,
 	ILoadOptionsFunctions,

packages/nodes-base/nodes/Wait/Wait.node.ts

@@ -1,4 +1,5 @@
 import {
+	BINARY_ENCODING,
 	IExecuteFunctions,
 	WAIT_TIME_UNLIMITED,
 } from 'n8n-core';

packages/nodes-base/nodes/Zulip/Zulip.node.ts

@@ -1,5 +1,4 @@
 import {
-	BINARY_ENCODING,
 	IExecuteFunctions,
 } from 'n8n-core';
 import {
@@ -217,10 +216,12 @@ export class Zulip implements INodeType {
 						if (items[i].binary[binaryProperty] === undefined) {
 							throw new NodeOperationError(this.getNode(), `No binary data property "${binaryProperty}" does not exists on item!`);
 						}
+
+						const binaryDataBuffer = await this.helpers.getBinaryDataBuffer(i, binaryProperty);
 						const formData = {
 							file: {
 								//@ts-ignore
-								value: Buffer.from(items[i].binary[binaryProperty].data, BINARY_ENCODING),
+								value: binaryDataBuffer,
 								options: {
 									//@ts-ignore
 									filename: items[i].binary[binaryProperty].fileName,