Class: MongodbLogger::ServerModel::Analytic

Inherits:
Base
  • Object
show all
Defined in:
lib/mongodb_logger/server/model/analytic.rb

Constant Summary collapse

FIXED_PARAMS_ON_FORM = 
['type', 'unit', 'start_date', 'end_date']
ANALYTIC_TYPES = 
[[0, "Count of requests"], [1, "Count of errors"]]
ANALYTIC_UNITS = 
[[0, "Month"], [1, "Day"], [2, "Hour"]]
FORM_NAME = 
"analytic"

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from Base

#create_variable, #set_params_to_methods

Constructor Details

#initialize(mongo_adapter, params) ⇒ Analytic

Returns a new instance of Analytic.



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# File 'lib/mongodb_logger/server/model/analytic.rb', line 12

def initialize(mongo_adapter, params)
  FIXED_PARAMS_ON_FORM.each do |key|
    create_variable(key, nil)
  end
  @mongo_adapter = mongo_adapter
  @params = params
  set_params_to_methods
  # def values
  self.start_date ||= Time.now.strftime('%Y-%m-%d')
  self.end_date ||= Time.now.strftime('%Y-%m-%d')
end

Instance Attribute Details

#mongo_adapter ⇒ Object (readonly)

Returns the value of attribute mongo_adapter.



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# File 'lib/mongodb_logger/server/model/analytic.rb', line 9

def mongo_adapter
  @mongo_adapter
end

#params ⇒ Object (readonly)

Returns the value of attribute params.



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# File 'lib/mongodb_logger/server/model/analytic.rb', line 9

def params
  @params
end

Instance Method Details

#calculate_default_map_reduce(params = {}) ⇒ Object 



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# File 'lib/mongodb_logger/server/model/analytic.rb', line 28

def calculate_default_map_reduce(params = {})
  addinional_params = case self.unit.to_i
    when 1
      "day: this.request_time.getDate()"
    when 2
      "day: this.request_time.getDate(), hour: this.request_time.getHours() + 1"
    else
      ""
  end
  map = <<EOF
function() {
  var key = {
    year: this.request_time.getFullYear(),
    month: this.request_time.getMonth() + 1,
    #{addinional_params}
  };
  emit(key, {count: 1});
}
EOF
  reduce = <<EOF
function(key, values) {
  var sum = 0;
  values.forEach(function(f) {
    sum += f.count;
  });
  return {count: sum};
}
EOF
  case self.type.to_i
    when 1
      params[:conditions].merge!({:is_exception => true})
    else
      # nothing
  end

  @mongo_adapter.calculate_mapreduce(map, reduce, {:conditions => params[:conditions]})
end

#form_name ⇒ Object 



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# File 'lib/mongodb_logger/server/model/analytic.rb', line 24

def form_name
  FORM_NAME
end

#get_data ⇒ Object 



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# File 'lib/mongodb_logger/server/model/analytic.rb', line 66

def get_data
  m_start= Date.parse(self.start_date) rescue Date.today
  m_end = Date.parse(self.end_date) rescue Date.today

  conditions = { :request_time => {
    '$gte' => Time.utc(m_start.year, m_start.month, m_start.day, 0, 0, 0),
    '$lte' => Time.utc(m_end.year, m_end.month, m_end.day, 23, 59, 59)
  }}

  all_data = calculate_default_map_reduce(
    :conditions => conditions
  )

  {
    :data => (all_data ? all_data.first.last : []),
    :headers => {
      :key => ["year", "month", "day", "hour"],
      :value => ["count"]
    },
    unit: self.unit
  }
end