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smtp-fetch

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Comparing version 1.0.3 to 1.0.4

dist/core/client.d.ts
dist/core/client.d.ts.map
dist/core/client.js
dist/core/client.js.map
dist/core/errors.d.ts
dist/core/errors.d.ts.map
dist/core/errors.js
dist/core/errors.js.map
src/core/client.ts
src/core/errors.ts

36

dist/index.d.ts

@@ -1,34 +0,4 @@

/// <reference types="node" />
/// <reference types="node" />
import net from "net";
import tls from "tls";
export type ISocket = net.Socket | tls.TLSSocket;
export type IExtension = {
[key: string]: string;
};
export type IResponse = {
code: number;
message: string;
};
export default class SMTP {
private readonly host;
private readonly port;
private tls;
private localName;
private socket;
private ext;
private auth;
private didHello;
constructor(host: string, port: number, tls?: boolean, localName?: string);
connect(options?: {}): Promise<IResponse>;
close(): void;
cmd(expectCode: number, format: string, ...args: any[]): Promise<IResponse>;
verify(addr: string): Promise<IResponse>;
noop(): Promise<IResponse>;
hello(name?: string): Promise<void>;
helo(name?: string): Promise<IResponse>;
ehlo(name?: string): Promise<IResponse>;
quit(): Promise<IResponse>;
private parseCodeLine;
}
export { default as Client } from "./core/client";
export * from "./core/client";
export * from "./core/errors";
//# sourceMappingURL=index.d.ts.map

294

dist/index.js
"use strict";
var __assign = (this && this.__assign) || function () {
__assign = Object.assign || function(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
t[p] = s[p];
}
return t;
};
return __assign.apply(this, arguments);
};
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (g && (g = 0, op[0] && (_ = 0)), _) try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [op[0] & 2, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __exportStar = (this && this.__exportStar) || function(m, exports) {
for (var p in m) if (p !== "default" && !Object.prototype.hasOwnProperty.call(exports, p)) __createBinding(exports, m, p);
};
var __spreadArray = (this && this.__spreadArray) || function (to, from, pack) {
if (pack || arguments.length === 2) for (var i = 0, l = from.length, ar; i < l; i++) {
if (ar || !(i in from)) {
if (!ar) ar = Array.prototype.slice.call(from, 0, i);
ar[i] = from[i];
}
}
return to.concat(ar || Array.prototype.slice.call(from));
};
var __importDefault = (this && this.__importDefault) || function (mod) {

@@ -62,225 +20,7 @@ return (mod && mod.__esModule) ? mod : { "default": mod };

Object.defineProperty(exports, "__esModule", { value: true });
var util_1 = __importDefault(require("util"));
var net_1 = __importDefault(require("net"));
var tls_1 = __importDefault(require("tls"));
var debug_1 = __importDefault(require("debug"));
var error_1 = require("./error");
var log = (0, debug_1.default)("smtp");
var SMTP = /** @class */ (function () {
function SMTP(host, port, tls, localName) {
if (tls === void 0) { tls = false; }
if (localName === void 0) { localName = "localhost"; }
this.host = host;
this.port = port;
this.tls = tls;
this.localName = localName;
this.ext = {};
this.auth = [];
this.didHello = false;
}
SMTP.prototype.connect = function (options) {
var _this = this;
if (options === void 0) { options = {}; }
var select = (this.tls ? tls_1.default.connect : net_1.default.connect);
this.socket = select(__assign({ port: this.port, host: this.host }, options));
return new Promise(function (resolve, reject) {
_this.socket.on("connect", function () {
_this.socket.once("data", function (data) {
try {
log("connect: " + data.toString());
resolve(_this.parseCodeLine(data.toString(), 220));
}
catch (err) {
log("connect error: " + err.message);
reject(err);
}
});
});
_this.socket.on("timeout", function () {
log("timeout error");
_this.socket.emit("error", new error_1.SMTPError("timeout"));
});
_this.socket.on("error", function (err) {
log("connect error: " + err);
reject(err);
});
});
};
// Close closes the connection.
SMTP.prototype.close = function () {
if (!this.socket) {
throw new error_1.SMTPServerDisconnected("please run connect() first");
}
this.socket.destroy();
this.socket = null;
};
SMTP.prototype.cmd = function (expectCode, format) {
var _this = this;
var args = [];
for (var _i = 2; _i < arguments.length; _i++) {
args[_i - 2] = arguments[_i];
}
if (!this.socket) {
throw new error_1.SMTPServerDisconnected("please run connect() first");
}
var line = util_1.default.format.apply(util_1.default, __spreadArray(["".concat(format, "\r\n")], args, false));
return new Promise(function (resolve) {
log(">> " + line);
_this.socket.write(line, "utf-8", function () {
_this.socket.once("data", function (data) {
resolve(_this.parseCodeLine(data.toString(), expectCode));
});
});
});
};
SMTP.prototype.verify = function (addr) {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
// ehlo or ehlo first
return [4 /*yield*/, this.hello()];
case 1:
// ehlo or ehlo first
_a.sent();
return [2 /*return*/, this.cmd(250, "VRFY %s", addr)];
}
});
});
};
SMTP.prototype.noop = function () {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
// ehlo or ehlo first
return [4 /*yield*/, this.hello()];
case 1:
// ehlo or ehlo first
_a.sent();
return [2 /*return*/, this.cmd(250, "NOOP")];
}
});
});
};
// hello runs a hello exchange if needed.
SMTP.prototype.hello = function (name) {
if (name === void 0) { name = "hi"; }
return __awaiter(this, void 0, void 0, function () {
var resp;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
if (!!this.didHello) return [3 /*break*/, 3];
this.didHello = true;
return [4 /*yield*/, this.ehlo(name)];
case 1:
resp = _a.sent();
if (!!(200 <= resp.code && resp.code < 300)) return [3 /*break*/, 3];
return [4 /*yield*/, this.helo(name)];
case 2:
resp = _a.sent();
if (!(200 <= resp.code && resp.code < 300)) {
throw new error_1.SMTPError("smtp hello error: " + resp);
}
_a.label = 3;
case 3: return [2 /*return*/];
}
});
});
};
// helo sends the HELO greeting to the server. It should be used only when the
// server does not support ehlo.
SMTP.prototype.helo = function (name) {
if (name === void 0) { name = "hi"; }
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
return [2 /*return*/, this.cmd(220, "HELO %s", name || this.localName)];
});
});
};
// ehlo sends the EHLO (extended hello) greeting to the server. It
// should be the preferred greeting for servers that support it.
SMTP.prototype.ehlo = function (name) {
if (name === void 0) { name = "hi"; }
return __awaiter(this, void 0, void 0, function () {
var _a, code, message, ext, extList, _i, extList_1, line, _b, k, v;
return __generator(this, function (_c) {
switch (_c.label) {
case 0: return [4 /*yield*/, this.cmd(250, "EHLO %s", name || this.localName)];
case 1:
_a = _c.sent(), code = _a.code, message = _a.message;
ext = {};
extList = message.split("\n");
if (extList.length > 1) {
if (extList.length > 1) {
extList.shift(); // remove first line
for (_i = 0, extList_1 = extList; _i < extList_1.length; _i++) {
line = extList_1[_i];
_b = line.split(" "), k = _b[0], v = _b.slice(1);
ext[k] = v.join(" ");
}
}
if (this.ext["AUTH"]) {
this.auth = this.ext["AUTH"].split(" ");
}
this.ext = ext;
}
return [2 /*return*/, { code: code, message: message }];
}
});
});
};
// StartTLS sends the STARTTLS command and encrypts all further communication.
// Only servers that advertise the STARTTLS extension support this function.
// public async startTLS(tlsOptions = {}): Promise<IResponse> {
// // ehlo or ehlo first
// await this.hello();
// const { code, message } = await this.cmd(220, "STARTTLS");
// this.tls = true;
// await this.connect();
// return this.ehlo();
// }
// public async login(user: string, password: string): Promise<IResponse> {}
// public async sendMail(
// from: string,
// to: string,
// msg: string
// ): Promise<IResponse> {}
// Quit sends QUIT command and closes the connection to the server.
SMTP.prototype.quit = function () {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
// ehlo or ehlo first
return [4 /*yield*/, this.hello()];
case 1:
// ehlo or ehlo first
_a.sent();
return [2 /*return*/, this.cmd(221, "QUIT")];
}
});
});
};
SMTP.prototype.parseCodeLine = function (reply, expectCode) {
var lines = reply.split("\r\n");
var code;
var resp = [];
for (var _i = 0, lines_1 = lines; _i < lines_1.length; _i++) {
var line = lines_1[_i];
resp.push(line.substring(4).trim());
code = parseInt(line.substring(0, 3), 10);
if (line.substring(3, 4) != "-") {
break;
}
}
if (expectCode !== code) {
throw new error_1.SMTPError("unexpected code: " + code);
}
return { code: code, message: resp.join("\n") };
};
return SMTP;
}());
exports.default = SMTP;
exports.Client = void 0;
var client_1 = require("./core/client");
Object.defineProperty(exports, "Client", { enumerable: true, get: function () { return __importDefault(client_1).default; } });
__exportStar(require("./core/client"), exports);
__exportStar(require("./core/errors"), exports);
//# sourceMappingURL=index.js.map

2

package.json
{
"name": "smtp-fetch",
"version": "1.0.3",
"version": "1.0.4",
"main": "dist/index.js",

@@ -5,0 +5,0 @@ "types": "dist/index.d.ts",

200

src/index.ts

@@ -1,197 +0,3 @@

import util from "util";
import net from "net";
import tls from "tls";
import debug from "debug";
import { SMTPError, SMTPServerDisconnected } from "./error";
const log = debug("smtp");
export type ISocket = net.Socket | tls.TLSSocket;
export type IExtension = { [key: string]: string };
export type IResponse = { code: number; message: string };
export default class SMTP {
// A Client represents a client connection to an SMTP server.
private socket: ISocket | undefined;
private ext: IExtension | undefined = {};
private auth: string[] | undefined = [];
private didHello: boolean = false;
constructor(
private readonly host: string,
private readonly port: number,
private tls: boolean = false,
private localName = "localhost"
) {}
public connect(options = {}): Promise<IResponse> {
const select = (this.tls ? tls.connect : net.connect) as Function;
this.socket = select({ port: this.port, host: this.host, ...options });
return new Promise((resolve, reject) => {
this.socket.on("connect", () => {
this.socket.once("data", (data) => {
try {
log("connect: " + data.toString());
resolve(this.parseCodeLine(data.toString(), 220));
} catch (err) {
log("connect error: " + err.message);
reject(err);
}
});
});
this.socket.on("timeout", () => {
log("timeout error");
this.socket.emit("error", new SMTPError("timeout"));
});
this.socket.on("error", (err) => {
log("connect error: " + err);
reject(err);
});
});
}
// Close closes the connection.
public close() {
if (!this.socket) {
throw new SMTPServerDisconnected("please run connect() first");
}
this.socket.destroy();
this.socket = null;
}
public cmd(
expectCode: number,
format: string,
...args: any[]
): Promise<IResponse> {
if (!this.socket) {
throw new SMTPServerDisconnected("please run connect() first");
}
const line = util.format(`${format}\r\n`, ...args);
return new Promise((resolve) => {
log(">> " + line);
this.socket.write(line, "utf-8", () => {
this.socket.once("data", (data) => {
resolve(this.parseCodeLine(data.toString(), expectCode));
});
});
});
}
public async verify(addr: string): Promise<IResponse> {
// ehlo or ehlo first
await this.hello();
return this.cmd(250, "VRFY %s", addr);
}
public async noop(): Promise<IResponse> {
// ehlo or ehlo first
await this.hello();
return this.cmd(250, "NOOP");
}
// hello runs a hello exchange if needed.
public async hello(name: string = "hi") {
if (!this.didHello) {
this.didHello = true;
let resp = await this.ehlo(name);
if (!(200 <= resp.code && resp.code < 300)) {
resp = await this.helo(name);
if (!(200 <= resp.code && resp.code < 300)) {
throw new SMTPError("smtp hello error: " + resp);
}
}
}
}
// helo sends the HELO greeting to the server. It should be used only when the
// server does not support ehlo.
public async helo(name: string = "hi"): Promise<IResponse> {
return this.cmd(220, "HELO %s", name || this.localName);
}
// ehlo sends the EHLO (extended hello) greeting to the server. It
// should be the preferred greeting for servers that support it.
public async ehlo(name: string = "hi"): Promise<IResponse> {
const { code, message } = await this.cmd(
250,
"EHLO %s",
name || this.localName
);
const ext = {};
const extList = message.split("\n");
if (extList.length > 1) {
if (extList.length > 1) {
extList.shift(); // remove first line
for (const line of extList) {
const [k, ...v] = line.split(" ");
ext[k] = v.join(" ");
}
}
if (this.ext["AUTH"]) {
this.auth = this.ext["AUTH"].split(" ");
}
this.ext = ext;
}
return { code, message };
}
// StartTLS sends the STARTTLS command and encrypts all further communication.
// Only servers that advertise the STARTTLS extension support this function.
// public async startTLS(tlsOptions = {}): Promise<IResponse> {
// // ehlo or ehlo first
// await this.hello();
// const { code, message } = await this.cmd(220, "STARTTLS");
// this.tls = true;
// await this.connect();
// return this.ehlo();
// }
// public async login(user: string, password: string): Promise<IResponse> {}
// public async sendMail(
// from: string,
// to: string,
// msg: string
// ): Promise<IResponse> {}
// Quit sends QUIT command and closes the connection to the server.
public async quit(): Promise<IResponse> {
// ehlo or ehlo first
await this.hello();
return this.cmd(221, "QUIT");
}
private parseCodeLine(reply: string, expectCode: number): IResponse {
const lines = reply.split("\r\n");
let code: number;
const resp = [];
for (const line of lines) {
resp.push(line.substring(4).trim());
code = parseInt(line.substring(0, 3), 10);
if (line.substring(3, 4) != "-") {
break;
}
}
if (expectCode !== code) {
throw new SMTPError("unexpected code: " + code);
}
return { code, message: resp.join("\n") };
}
}
export { default as Client } from "./core/client";
export * from "./core/client";
export * from "./core/errors";

7

test/smtp.test.ts
import * as net from "net";
import SMTP from "../src/index";
import { SMTPError } from "../src/error";
import { Client, SMTPError } from "../src/index";

@@ -23,6 +22,6 @@ type IMockServer = net.Server & { start: Function; stop: Function };

let server: IMockServer;
let client: SMTP;
let client: Client;
beforeEach(() => {
client = new SMTP("127.0.0.1", PORT);
client = new Client("127.0.0.1", PORT);
});

@@ -29,0 +28,0 @@ 

dist/error.d.ts
dist/error.d.ts.map
dist/error.js
dist/error.js.map
src/error.ts
dist/index.d.ts.map

Sorry, the diff of this file is not supported yet

dist/index.js.map

Sorry, the diff of this file is not supported yet

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