Couch.rb

#!/usr/bin/env ruby
require "rubygems"

# http://ruby-doc.org/stdlib/libdoc/net/http/rdoc/classes/Net/HTTP.html
require 'net/http'

module Couch

  class Server
    def initialize(host, port, user, pass, options = nil)
      @host = host
      @port = port
      @user = user
      @pass = pass
      @options = options
    end

    def delete(uri)
      request(Net::HTTP::Delete.new(uri))
    end

    def get(uri)
      request(Net::HTTP::Get.new(uri))
    end

    def put(uri, json)
      req = Net::HTTP::Put.new(uri)
      req["content-type"] = "application/json"
      req.body = json
      request(req)
    end

    def post(uri, json)
      req = Net::HTTP::Post.new(uri)
      req["content-type"] = "application/json"
      req.body = json
      request(req)
    end

    def request(req)
      # set basic auth for the request
      req.basic_auth @user, @pass
      # execute the request
      res = Net::HTTP.start(@host, @port) { |http| http.request(req) }
      unless res.kind_of?(Net::HTTPSuccess)
        handle_error(req, res)
      end
      res
    end

    private

    def handle_error(req, res)
      e = RuntimeError.new("#{res.code}:#{res.message}\nMETHOD:#{req.method}\nURI:#{req.path}\n#{res.body}")
      raise e
    end
  end
end