database.rb

module CouchRest
  class Database
    attr_accessor :name, :server

    def initialize(server, database_name)
      @name = database_name
      @server = server
    end
    
    def documents(params=nil)
      server.get('/_all_docs', params)
    end
  
    def temp_view(funcs, params={})
      server.put("/#{name}/_temp_view", params,
        'Content-Type' => 'application/json',
        function.to_json
      )
    end
  
    def view(name, params={})
      server.get("/#{name}/_view/#{name}", params)
    end

    # experimental
    def search(params={})
      server.get("/#{name}/_search", params)
    end

    # experimental
    def action(action, params={})
      server.get("/#{name}/_action/#{action}", params)
    end
    
    def get(id)
      server.get("/#{name}/#{CGI.escape(id)}")
    end
  end
end

server.rb

module CouchRest
  class Server
    attr_accessor :uri

    def initialize(server='http://localhost:5984')
      @uri = server
    end
  
    # list all databases on the server
    def databases
      CouchRest.get "#{@uri}/_all_dbs"
    end
  
    def database(name)
      CouchRest::Database.new(@uri, name)
    end
  
    # create a database
    def create_db(name)
      CouchRest.put "#{@uri}/#{name}"
      database name
    end

    # get the welcome message
    def info
      CouchRest.get "#{@uri}/"
    end

    # restart the couchdb instance
    def restart!
      CouchRest.post "#{@uri}/_restart"
    end
  end
end