n8n/packages/nodes-base/nodes/Microsoft/Outlook/GenericFunctions.ts
Ricardo Espinoza d78aaa2d64
feature/outlook shared mailbox (#1323)
*  Add shared mailbox support

* 🐛 Add filter field to folderMessage:getAll

*  Small changes to descriptions (#1322)

Co-authored-by: Mika Luhta <12100880+mluhta@users.noreply.github.com>
2021-01-11 00:09:58 +01:00

184 lines
5.3 KiB
TypeScript

import {
OptionsWithUri,
} from 'request';
import {
IExecuteFunctions,
IExecuteSingleFunctions,
ILoadOptionsFunctions,
} from 'n8n-core';
import {
IDataObject,
INodeExecutionData,
} from 'n8n-workflow';
export async function microsoftApiRequest(this: IExecuteFunctions | IExecuteSingleFunctions | ILoadOptionsFunctions, method: string, resource: string, body: any = {}, qs: IDataObject = {}, uri?: string, headers: IDataObject = {}, option: IDataObject = { json: true }): Promise<any> { // tslint:disable-line:no-any
const credentials = this.getCredentials('microsoftOutlookOAuth2Api');
let apiUrl = `https://graph.microsoft.com/v1.0/me${resource}`;
// If accessing shared mailbox
if (credentials!.useShared && credentials!.userPrincipalName) {
apiUrl = `https://graph.microsoft.com/v1.0/users/${credentials!.userPrincipalName}${resource}`;
}
const options: OptionsWithUri = {
headers: {
'Content-Type': 'application/json',
},
method,
body,
qs,
uri: uri || apiUrl,
};
try {
Object.assign(options, option);
if (Object.keys(headers).length !== 0) {
options.headers = Object.assign({}, options.headers, headers);
}
if (Object.keys(body).length === 0) {
delete options.body;
}
//@ts-ignore
return await this.helpers.requestOAuth2.call(this, 'microsoftOutlookOAuth2Api', options);
} catch (error) {
if (error.response && error.response.body && error.response.body.error && error.response.body.error.message) {
// Try to return the error prettier
throw new Error(`Microsoft error response [${error.statusCode}]: ${error.response.body.error.message}`);
}
throw error;
}
}
export async function microsoftApiRequestAllItems(this: IExecuteFunctions | ILoadOptionsFunctions, propertyName: string, method: string, endpoint: string, body: any = {}, query: IDataObject = {}, headers: IDataObject = {}): Promise<any> { // tslint:disable-line:no-any
const returnData: IDataObject[] = [];
let responseData;
let uri: string | undefined;
query['$top'] = 100;
do {
responseData = await microsoftApiRequest.call(this, method, endpoint, body, query, uri, headers);
uri = responseData['@odata.nextLink'];
returnData.push.apply(returnData, responseData[propertyName]);
} while (
responseData['@odata.nextLink'] !== undefined
);
return returnData;
}
export async function microsoftApiRequestAllItemsSkip(this: IExecuteFunctions | ILoadOptionsFunctions, propertyName: string, method: string, endpoint: string, body: any = {}, query: IDataObject = {}, headers: IDataObject = {}): Promise<any> { // tslint:disable-line:no-any
const returnData: IDataObject[] = [];
let responseData;
query['$top'] = 100;
query['$skip'] = 0;
do {
responseData = await microsoftApiRequest.call(this, method, endpoint, body, query, undefined, headers);
query['$skip'] += query['$top'];
returnData.push.apply(returnData, responseData[propertyName]);
} while (
responseData['value'].length !== 0
);
return returnData;
}
export function makeRecipient(email: string) {
return {
emailAddress: {
address: email,
},
};
}
export function createMessage(fields: IDataObject) {
const message: IDataObject = {};
// Create body object
if (fields.bodyContent || fields.bodyContentType) {
const bodyObject = {
content: fields.bodyContent,
contentType: fields.bodyContentType,
};
message['body'] = bodyObject;
delete fields['bodyContent'];
delete fields['bodyContentType'];
}
// Handle custom headers
if ('internetMessageHeaders' in fields && 'headers' in (fields.internetMessageHeaders as IDataObject)) {
fields.internetMessageHeaders = (fields.internetMessageHeaders as IDataObject).headers;
}
// Handle recipient fields
['bccRecipients', 'ccRecipients', 'replyTo', 'sender', 'toRecipients'].forEach(key => {
if (Array.isArray(fields[key])) {
fields[key] = (fields[key] as string[]).map(email => makeRecipient(email));
} else if (fields[key] !== undefined) {
fields[key] = (fields[key] as string).split(',').map((recipient: string) => makeRecipient(recipient));
}
});
['from', 'sender'].forEach(key => {
if (fields[key] !== undefined) {
fields[key] = makeRecipient(fields[key] as string);
}
});
Object.assign(message, fields);
return message;
}
export async function downloadAttachments(this: IExecuteFunctions, messages: IDataObject[] | IDataObject, prefix: string) {
const elements: INodeExecutionData[] = [];
if (!Array.isArray(messages)) {
messages = [messages];
}
for (const message of messages) {
const element: INodeExecutionData = {
json: message,
binary: {},
};
if (message.hasAttachments === true) {
const attachments = await microsoftApiRequestAllItems.call(
this,
'value',
'GET',
`/messages/${message.id}/attachments`,
{},
);
for (const [index, attachment] of attachments.entries()) {
const response = await microsoftApiRequest.call(
this,
'GET',
`/messages/${message.id}/attachments/${attachment.id}/$value`,
undefined,
{},
undefined,
{},
{ encoding: null, resolveWithFullResponse: true },
);
const data = Buffer.from(response.body as string, 'utf8');
element.binary![`${prefix}${index}`] = await this.helpers.prepareBinaryData(data as unknown as Buffer, attachment.name, attachment.contentType);
}
}
if (Object.keys(element.binary!).length === 0) {
delete element.binary;
}
elements.push(element);
}
return elements;
}