├── .gitignore
├── .prettierrc.js
├── .eslintrc
├── README.md
├── package.json
├── LICENSE
└── index.js


/.gitignore:
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1 | node_modules
2 | .DS_Store
3 | package-lock.json


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/.prettierrc.js:
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1 | module.exports = {
2 |     printWidth: 160,
3 |     tabWidth: 4,
4 |     singleQuote: true
5 | };
6 | 


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/.eslintrc:
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 1 | {
 2 |     "rules": {
 3 |         "indent": 0,
 4 |         "no-await-in-loop": 0
 5 |     },
 6 |     "extends": ["nodemailer", "prettier"],
 7 |     "parserOptions": {
 8 |         "ecmaVersion": 2017
 9 |     }
10 | }
11 | 


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/README.md:
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 1 | # getattachments
 2 | 
 3 | ## Install
 4 | 
 5 | ```bash
 6 | $ npm install -g getattachments
 7 | ```
 8 | 
 9 | ## Usage
10 | 
11 | Pipe an email message to `getattachments` command. All files are dumped to current folder. If a file exists, it gets overwritten.
12 | 
13 | ```
14 | cat message.eml | getattachments
15 | ```
16 | 
17 | ## License
18 | 
19 | **MIT**
20 | 


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/package.json:
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 1 | {
 2 |     "name": "getattachments",
 3 |     "version": "1.1.0",
 4 |     "description": "Extarct mime parts from emails",
 5 |     "main": "index.js",
 6 |     "author": "",
 7 |     "license": "MIT",
 8 |     "dependencies": {
 9 |         "libmime": "4.1.1",
10 |         "mailsplit": "4.4.1"
11 |     },
12 |     "bin": {
13 |         "getattachments": "./index.js"
14 |     },
15 |     "devDependencies": {
16 |         "eslint-config-nodemailer": "1.2.0",
17 |         "eslint-config-prettier": "4.2.0"
18 |     }
19 | }
20 | 


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/LICENSE:
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 1 | Copyright (c) 2016 Andris Reinman
 2 | 
 3 | Permission is hereby granted, free of charge, to any person obtaining a copy
 4 | of this software and associated documentation files (the "Software"), to deal
 5 | in the Software without restriction, including without limitation the rights
 6 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 7 | copies of the Software, and to permit persons to whom the Software is
 8 | furnished to do so, subject to the following conditions:
 9 | 
10 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
11 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
12 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
13 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
14 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
15 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
16 | SOFTWARE.
17 | 


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/index.js:
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 1 | #!/usr/bin/env node
 2 | 
 3 | /* eslint no-unused-expressions: 0, global-require: 0, no-console: 0 */
 4 | 'use strict';
 5 | 
 6 | const mailsplit = require('mailsplit');
 7 | const Splitter = mailsplit.Splitter;
 8 | const Joiner = mailsplit.Joiner;
 9 | const Streamer = mailsplit.Streamer;
10 | const libmime = require('libmime');
11 | const path = require('path');
12 | const fs = require('fs');
13 | 
14 | let streamer = new Streamer(node => !node.multipart);
15 | 
16 | let filenames = new Set();
17 | 
18 | streamer.on('node', data => {
19 |     let extension = libmime.detectExtension(data.node.contentType || 'application/octet-stream');
20 |     let filename = path.parse(data.node.filename || (data.node.contentType || 'attachment').split('/').shift() + '.' + extension);
21 | 
22 |     let base = (filename.name || 'attachment')
23 |         .replace(/[\/\\]/g, '_')
24 |         .replace(/\.+/g, '.')
25 |         .replace(/[\x00-\x1F]/g, '_'); // eslint-disable-line no-control-regex
26 |     let fname;
27 |     let i = 0;
28 |     while (1) {
29 |         // eslint-disable-line no-constant-condition
30 |         fname = base + (i ? '-' + i : '') + filename.ext;
31 |         i++;
32 |         if (filenames.has(fname)) {
33 |             continue;
34 |         }
35 |         filenames.add(fname);
36 |         break;
37 |     }
38 | 
39 |     data.decoder.pipe(fs.createWriteStream(path.join(process.cwd(), fname)));
40 |     data.done();
41 | });
42 | 
43 | process.stdin
44 |     .pipe(new Splitter())
45 |     .pipe(streamer)
46 |     .pipe(new Joiner())
47 |     .pipe(process.stdout);
48 | 


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