file_security

Middleware for securing file uploads.

Supports:

Max file sizes
Max # of uploaded files
Restrict to certain extensions
Restrict to certain content types
Virus scan uploaded files via VirusTotal*

Your file upload API's can also be protected with throttleRequests from angel_security.

**Note*: See VirusTotal's TOS. They do not allow use of their public API in commercial products. However, you can pay to use their private API.

Usage

import 'package:angel_framework/angel_framework.dart';
import 'package:angel_file_security/angel_file_security.dart';
import 'package:http/http.dart' as http;

Future configureServer(Angel app) async {
  var middleware = restrictFileUploads(
    maxFiles: 3,
    maxFileSize: 2000,
    allowedExtensions: ['.jpg', '.png', '.gif'],
    allowedContentTypes: ['image/jpeg', 'image/png', 'image/gif'],
  );
  
  var virusScanner = new VirusTotalScanner(
    '<your-api-key>',
    new http.Client(),
  );
  
  app
    .chain([middleware, virusScanner.handleRequest])
    .post('/api/upload', (req, res) {
      // Secure...
    });
}

1. Depend on it

Add this to your package's pubspec.yaml file:


dependencies:
  angel_file_security: "^1.1.0"

2. Install it

You can install packages from the command line:

with pub:


$ pub get

with Flutter:


$ flutter packages get

Alternatively, your editor might support pub get or packages get. Check the docs for your editor to learn more.

3. Import it

Now in your Dart code, you can use:


import 'package:angel_file_security/angel_file_security.dart';

Version	Uploaded	Documentation	Archive
1.1.0	Dec 6, 2017
1.0.1	Mar 29, 2017
1.0.0	Mar 4, 2017
1.1.0-alpha+1	Oct 4, 2017
1.1.0-alpha	Oct 4, 2017

Analysis

We analyzed this package on Apr 23, 2018, and provided a score, details, and suggestions below. Analysis was completed with status completed using:

Dart: 2.0.0-dev.49.0
pana: 0.10.6

Scores

Popularity: Describes how popular the package is relative to other packages. [more]	39	/ 100
Health: Code health derived from static analysis. [more]	98	/ 100
Maintenance: Reflects how tidy and up-to-date the package is. [more]	80	/ 100
Overall score: Weighted score of the above. [more]	65

Learn more about scoring.

Platforms

Detected platforms: Flutter, other

Primary library: package:angel_file_security/angel_file_security.dart with components: io.

Suggestions

Maintain CHANGELOG.md.

Changelog entries help clients to follow the progress in your code.
The description is too short.

Add more detail about the package, what it does and what is its target use case. Try to write at least 60 characters.
Maintain an example.

Create a short demo in the example/ directory to show how to use this package. Common file name patterns include: main.dart, example.dart or you could also use angel_file_security.dart.
Fix analysis and formatting issues.

Analysis or formatting checks reported 2 hints.

Strong-mode analysis of lib/src/virus_total.dart gave the following hint:

line: 73 col: 16
'JSON' is deprecated and shouldn't be used.

Dependencies

Package	Constraint	Resolved
Direct dependencies
Dart SDK	>=1.19.0
angel_framework	>=1.1.0-alpha <2.0.0	1.1.2
http	^0.11.3	0.11.3+16
Transitive dependencies
angel_http_exception		1.0.0
angel_model		1.0.0
angel_route		2.0.5
async		2.0.6
body_parser		1.1.0
charcode		1.1.1
collection		1.14.9
combinator		1.0.0-beta+7
container		0.1.2
http_parser		3.1.1
http_server		0.9.7
json_god		2.0.0-beta+1
logging		0.11.3+1
matcher		0.12.2
merge_map		1.0.0
meta		1.1.2
mime		0.9.6
path		1.5.1
pool		1.3.4
quiver_hashcode		1.0.0
random_string		0.0.1
source_span		1.4.0
stack_trace		1.9.2
string_scanner		1.0.2
tuple		1.0.1
typed_data		1.1.5
Dev dependencies
angel_test	^1.1.0-alpha
angel_validate	^1.0.0
test	^0.12.0
uuid	^0.5.3

Dart pub

angel_file_security 1.1.0