Package Exports

ldnode

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Readme

ldnode

Linked Data Platform server based on rdflib.js and node.js. This is all you need to run distributed linked data apps on top of the file system.

Features

GET, PUT and PATCH support
Proxy for cross-site data access
Access control using RDF ACLs
WebID Authentication
Real-time live updates (using websokets)
Mount as express' router

Install

npm install

Usage

Library

Simple

var ldnode = require('ldnode')

var ldp = ldnode.createServer({
  uriBase: "http://example.com/test/",
  fileBase: __dirname + '/test/'
})
ldp.listen(1234, function() {
  // Started Linked Data Platform
})

Advanced

You can integrate it with your existing express app

var ldnode = require('ldnode')
var app = require('express')()
app.use('/test', ldnode(opts))
...

Logging

If you are running your own app

$ DEBUG="ldnode:*" node app.js

or simply

$ ldnode -v

Command line tool

npm install -g ldnode

The command line tool has the following options

usage: ldnode [path] [options]

options:
  --uriBase          Address, port, and default path of the server. (Example: http://localhost:3000/test/)
  --fileBase         Base location to serve resources. Requests whose paths do not have fileBase as a prefix will be ignored
  --live            Offer and support live updates
  -p                 Port to use
  -v                 Log messages to console
  --changesSuffix    The suffix that will be used to identify the requests that will subscribe to changes to the object requested. Defaults to ,changes
  --cors             Enable CORS via the 'Access-Control-Allow-Origin' header
  -c                 Set cache time (in seconds). e.g. -c10 for 10 seconds.
                 To disable caching, use -c-1.
  --changesSuffix sss Change the URI suffix used for the URI of a change stream
  --SSESuffix sss   Change the URI suffix used for the URI of a SSE stream

  -S --ssl           Enable https.
  -C --cert          Path to ssl cert file (default: cert.pem).
  -K --key           Path to ssl key file (default: key.pem).

  --webid            Enable WebID authentication
  --privateKey       Path to the private key used to enable webid authentication
  --cert             Path to the private key used to enable webid authentication
  -h --help          Print this list and exit.

Tests

The tests assume that there is a running ldnode.

$ npm test

License

MIT