Rack::Mongoid

Provides RESTful interface for MongoDB as a rack middleware.

Usage

Here is the simplest example for Heroku with MongoLab plugin.
You can try this example via r7kamura/rack-mongoid-example.

Operation

# settings
$ mkdir config
$ vi config/mongoid.yml
$ vi config.ru
$ vi Gemfile
$ bundle install
$ git init
$ git add .
$ git commit -m "Initial commit"
$ heroku create my-test-app
$ heroku addons:add mongolab
$ git push heroku master

Code

# config/mongoid.yml
production:
  sessions:
    default:
      uri: <%= ENV["MONGOLAB_URI"] %>

# config.ru
require "rack/mongoid"
run Rack::Mongoid

# Gemfile
source "https://rubygems.org"
gem "rack-mongoid"

POST /resource_name - Create a new resource

$ curl http://my-example-app.herokuapp.com/users -d '{"name":"alice"}' -H "Content-Type: application/json" -i
HTTP/1.1 201 Created
Content-Type: application/json
Date: Tue, 10 Jun 2014 16:47:26 GMT
Server: WEBrick/1.3.1 (Ruby/2.0.0/2014-05-08)
Content-Length: 59
Connection: keep-alive

{
  "name": "alice",
  "_id": "5397369e3061380002010000"
}

GET /resource_name - List resources

$ curl http://my-example-app.herokuapp.com/users -i
HTTP/1.1 200 OK
Content-Type: application/json
Date: Tue, 10 Jun 2014 16:48:19 GMT
Server: WEBrick/1.3.1 (Ruby/2.0.0/2014-05-08)
Content-Length: 109
Connection: keep-alive

[
  {"name":"alice","_id":"5397369e3061380002010000"}
]

GET /resource_name/id - Show the resource

$ curl http://my-example-app.herokuapp.com/users/5397369e3061380002010000 -i
HTTP/1.1 200 OK
Content-Type: application/json
Date: Tue, 10 Jun 2014 16:48:48 GMT
Server: WEBrick/1.3.1 (Ruby/2.0.0/2014-05-08)
Content-Length: 55
Connection: keep-alive

{"name":"alice","_id":"5397369e3061380002010000"}

PUT /resource_name/id - Update the resource

$ curl http://my-example-app.herokuapp.com/users/5397369e3061380002010000 -X PUT -d '{"name":"bob"}' -H "Content-Type: application/json" -i
HTTP/1.1 200 OK
Content-Type: application/json
Date: Tue, 10 Jun 2014 16:50:15 GMT
Server: WEBrick/1.3.1 (Ruby/2.0.0/2014-05-08)
Content-Length: 48
Connection: keep-alive

{"name":"bob","_id":"5397369e3061380002010000"}

DELETE /resource_name/id - Delete the resource

$ curl http://my-example-app.herokuapp.com/users/5397369e3061380002010000 -X DELETE -i
HTTP/1.1 200 OK
Content-Type: application/json
Date: Tue, 10 Jun 2014 16:50:47 GMT
Server: WEBrick/1.3.1 (Ruby/2.0.0/2014-05-08)
Content-Length: 48
Connection: keep-alive

{"name":"bob","_id":"5397369e3061380002010000"}