Hacker Club Project One

• Check out our group's tumblr.
• Join our google group.

Features

• Interactive D3.js visualizations.
• Shared user experience - updates are sent to all web browsers in 'real-time'.
• REST HTTP API server
• Mongo database

Dependencies

• Node (see http://nodejs.org)
• npm - node package manager
• MongoDb

Node Modules

• npm install flatiron
• npm install union
• npm install mongojs
• npm install socket.io

Instructions

• Start the mongo database process:
  • sudo mongod
• Create admin and regular user. See MongoDB documentation on how to do this.
• Configure the environment with following variables:
  • MONGO_HOST localhost
  • MONGO_PORT 27017 (the default port)
  • MONGO_USER <regular user>
  • MONGO_PASS <regular user password>
• Start the node server:
  • sudo node main.js

API Calls

• The data set called 'force', which is generated by activity on the force-directed graph visualization, can be accessed through these methods:
  • curl -i -X GET http://localhost/force
  • curl -i -X GET http://localhost/force?count=true
  • curl -i -X GET http://localhost/force?page=2
• Control the circle from circle.html via HTTP POST:
  • Radius is defined by r
  • color is defined by fill
  • curl -i -H "Content-type: application/json" -X POST http://localhost/pulse -d '{"r":"50","fill":"purple"}'

This app is running live on Nodejitsu as hackerclub.jit.su. You can use the hostname hackerclub.jit.su instead of localhost. Then you will be interacting with the live data set.