gistfile1.rb

require 'rubygems'
require 'mongo'

def db
    $db ||= Mongo::Connection.new("localhost", 27017).db("logs")
end

def logs
    $logs ||= db.collection("flex")
end


class Chart
    @@reduce_count = "function(key, values) { " +
                    "var sum = 0; " +
                    "values.forEach(function(f) { " +
                    "   sum += f.count; " +
                    "}); " +
                    "return {count: sum};" +
                "};"

    def self.upload_types
        @map = "function() { emit(this.uploadType, {count: 1}); }"
        @reduce = @@reduce_count
        #@results = logs.map_reduce(@map, @reduce)
        @results = logs.map_reduce(@map, @reduce,{'query'=> {"function" => "upload"}})
    end

    #return data set where requests are grouped and counted per day(86400 seconds)
    def self.count_all_activity
        @map = "function() { emit(this.time - (this.time % 86400), {count: 1}); }"
        @reduce = @@reduce_count
        @results = logs.map_reduce(@map, @reduce)
    end
end