3db7af209c
详细说明: - 修复了@n8n/config包的TypeScript配置错误 - 移除了不存在的jest-expect-message类型引用 - 清理了所有TypeScript构建缓存 - 更新了可行性分析文档，添加了技术实施方案 - 更新了Agent prompt文档 - 添加了会展策划工作流文档 - 包含了n8n-chinese-translation子项目 - 添加了exhibition-demo展示系统框架
101 lines
2.8 KiB
TypeScript
Executable File
101 lines
2.8 KiB
TypeScript
Executable File
/* eslint-disable @typescript-eslint/no-unsafe-member-access */
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import Imap from 'imap';
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import { ConnectionClosedError, ConnectionEndedError, ConnectionTimeoutError } from './errors';
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import { ImapSimple } from './imap-simple';
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import type { ImapSimpleOptions, MessagePart } from './types';
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/**
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* Connect to an Imap server, returning an ImapSimple instance, which is a wrapper over node-imap to simplify it's api for common use cases.
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*/
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export async function connect(options: ImapSimpleOptions): Promise<ImapSimple> {
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const authTimeout = options.imap.authTimeout ?? 2000;
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options.imap.authTimeout = authTimeout;
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const imap = new Imap(options.imap);
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return await new Promise<ImapSimple>((resolve, reject) => {
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const cleanUp = () => {
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imap.removeListener('ready', imapOnReady);
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imap.removeListener('error', imapOnError);
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imap.removeListener('close', imapOnClose);
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imap.removeListener('end', imapOnEnd);
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};
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const imapOnReady = () => {
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cleanUp();
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resolve(new ImapSimple(imap));
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};
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const imapOnError = (e: Error & { source?: string }) => {
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if (e.source === 'timeout-auth') {
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e = new ConnectionTimeoutError(authTimeout);
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}
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cleanUp();
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reject(e);
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};
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const imapOnEnd = () => {
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cleanUp();
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reject(new ConnectionEndedError());
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};
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const imapOnClose = () => {
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cleanUp();
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reject(new ConnectionClosedError());
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};
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imap.once('ready', imapOnReady);
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imap.once('error', imapOnError);
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imap.once('close', imapOnClose);
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imap.once('end', imapOnEnd);
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if (options.onMail) {
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imap.on('mail', options.onMail);
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}
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if (options.onExpunge) {
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imap.on('expunge', options.onExpunge);
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}
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if (options.onUpdate) {
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imap.on('update', options.onUpdate);
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}
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imap.connect();
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});
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}
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/**
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* Given the `message.attributes.struct`, retrieve a flattened array of `parts` objects that describe the structure of
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* the different parts of the message's body. Useful for getting a simple list to iterate for the purposes of,
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* for example, finding all attachments.
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*
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* Code taken from http://stackoverflow.com/questions/25247207/how-to-read-and-save-attachments-using-node-imap
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*
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* @returns {Array} a flattened array of `parts` objects that describe the structure of the different parts of the
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* message's body
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*/
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export function getParts(
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/** The `message.attributes.struct` value from the message you wish to retrieve parts for. */
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// eslint-disable-next-line @typescript-eslint/no-explicit-any
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struct: any,
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/** The list of parts to push to. */
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parts: MessagePart[] = [],
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): MessagePart[] {
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for (let i = 0; i < struct.length; i++) {
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if (Array.isArray(struct[i])) {
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getParts(struct[i], parts);
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} else if (struct[i].partID) {
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parts.push(struct[i] as MessagePart);
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}
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}
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return parts;
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}
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export * from './imap-simple';
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export * from './errors';
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export * from './types';
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