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⚡ List operation now can download attachaments automatically (#1199)

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* ⚡ List operation now can download attachaments automatically

https://community.n8n.io/t/how-to-send-attachments-using-mailgun-node/2979/4

* ⚡ Minor improvements to Airtable node

Co-authored-by: Jan Oberhauser <jan.oberhauser@gmail.com>
This commit is contained in:
Ricardo Espinoza
2020-11-24 04:53:39 -05:00
committed by GitHub
parent 1b0dda6ddc
commit 8111fea470
4 changed files with 121 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

60
packages/nodes-base/nodes/Airtable/GenericFunctions.ts
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@@ -4,9 +4,28 @@ import {
ILoadOptionsFunctions,
} from 'n8n-core';
import { OptionsWithUri } from 'request';
import { IDataObject } from 'n8n-workflow';
import {
OptionsWithUri,
} from 'request';
import {
IBinaryKeyData,
IDataObject,
INodeExecutionData,
} from 'n8n-workflow';
interface IAttachment {
url: string;
filename: string;
type: string;
}
export interface IRecord {
fields: {
[key: string]: string | IAttachment[],
};
}
/**
* Make an API request to Airtable
@@ -17,7 +36,7 @@ import { IDataObject } from 'n8n-workflow';
* @param {object} body
* @returns {Promise<any>}
*/
export async function apiRequest(this: IHookFunctions | IExecuteFunctions | ILoadOptionsFunctions, method: string, endpoint: string, body: object, query?: IDataObject): Promise<any> { // tslint:disable-line:no-any
export async function apiRequest(this: IHookFunctions | IExecuteFunctions | ILoadOptionsFunctions, method: string, endpoint: string, body: object, query?: IDataObject, uri?: string, option: IDataObject = {}): Promise<any> { // tslint:disable-line:no-any
const credentials = this.getCredentials('airtableApi');
if (credentials === undefined) {
@@ -37,10 +56,18 @@ export async function apiRequest(this: IHookFunctions | IExecuteFunctions | ILoa
method,
body,
qs: query,
uri: `https://api.airtable.com/v0/${endpoint}`,
uri: uri || `https://api.airtable.com/v0/${endpoint}`,
json: true,
};
if (Object.keys(option).length !== 0) {
Object.assign(options, option);
}
if (Object.keys(body).length === 0) {
delete options.body;
}
try {
return await this.helpers.request!(options);
} catch (error) {
@@ -101,3 +128,28 @@ export async function apiRequestAllItems(this: IHookFunctions | IExecuteFunction
records: returnData,
};
}
export async function downloadRecordAttachments(this: IExecuteFunctions, records: IRecord[], fieldNames: string[]): Promise<INodeExecutionData[]> {
const elements: INodeExecutionData[] = [];
for (const record of records) {
const element: INodeExecutionData = { json: {}, binary: {} };
element.json = record as unknown as IDataObject;
for (const fieldName of fieldNames) {
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,
};
}
}
}
if (Object.keys(element.binary as IBinaryKeyData).length === 0) {
delete element.binary;
}
elements.push(element);
}
return elements;
}