Class: MongodbLogger::ServerModel::Filter

Inherits:

Object

• Object
• MongodbLogger::ServerModel::Filter

show all

Defined in:

lib/mongodb_logger/server/model/filter.rb

Constant Summary

DEFAULT_LIMIT =

100

FIXED_PARAMS_ON_FORM =

['action', 'controller', 'ip', 'application_name', 'is_exception', 'limit']

FORM_NAME =

dynamic filters

"filter"

Instance Attribute Summary (collapse)

• - (Object) mongo_conditions readonly

  Returns the value of attribute mongo_conditions.

• - (Object) more_filters

  Returns the value of attribute more_filters.

• - (Object) params readonly

  Returns the value of attribute params.

Instance Method Summary (collapse)

• - (Object) build_mongo_conditions
• - (Object) create_dynamic_filters
• - (Object) create_variable(k, v)
• - (Object) form_name
• - (Object) get_mongo_conditions
• - (Object) get_mongo_limit
• - (Filter) initialize(params) constructor

  A new instance of Filter.

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# File 'lib/mongodb_logger/server/model/filter.rb', line 14

def initialize(params)
  FIXED_PARAMS_ON_FORM.each do |key|
    create_variable(key, nil)
  end
  @params = params
  @params.each do |k,v|
    self.send("#{k}=", v) if self.respond_to?(k) && v && !v.blank?
  end unless @params.blank?
  # limits
  self.limit = DEFAULT_LIMIT.to_s if self.limit.nil?
  # dynamic filters
  create_dynamic_filters
  # build mongo conditions
  build_mongo_conditions
end

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

def mongo_conditions
  @mongo_conditions
end

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

def more_filters
  @more_filters
end

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

def params
  @params
end

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# File 'lib/mongodb_logger/server/model/filter.rb', line 43

def build_mongo_conditions
  @mongo_conditions = Hash.new
  FIXED_PARAMS_ON_FORM.each do |param_key|
    value = self.send param_key
    mkey_val = case param_key
    when 'is_exception'
      (value ? true : nil)
    when 'limit'
      nil # skip
    else
      value
    end
    @mongo_conditions[param_key.to_s] = mkey_val if !mkey_val.nil? && !mkey_val.blank?
  end
  
  self.more_filters.each do |m_filter|
    unless m_filter.mongo_conditions.blank?
      cond = m_filter.mongo_conditions
      if @mongo_conditions[m_filter.key] && @mongo_conditions[m_filter.key].is_a?(Hash)
        @mongo_conditions[m_filter.key].merge!(cond[m_filter.key])
      else
       @mongo_conditions.merge!(m_filter.mongo_conditions)  
      end
    end
  end unless self.more_filters.blank?
end

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# File 'lib/mongodb_logger/server/model/filter.rb', line 36

def create_dynamic_filters
  self.more_filters = []
  @params[AdditionalFilter::FORM_NAME].each do |filter|
    self.more_filters << AdditionalFilter.new(filter, self)
  end if !@params.blank? && @params[AdditionalFilter::FORM_NAME] && !@params[AdditionalFilter::FORM_NAME].blank?
end

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# File 'lib/mongodb_logger/server/model/filter.rb', line 30

def create_variable(k, v)
  self.instance_variable_set("@#{k}", v)  ##  create instance variable
  self.class.send(:define_method, k, proc{self.instance_variable_get("@#{k}")})  ## method to return instance variable
  self.class.send(:define_method, "#{k}=", proc{|v| self.instance_variable_set("@#{k}", v)})  ## method to set instance variable
end

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# File 'lib/mongodb_logger/server/model/filter.rb', line 78

def form_name
  FORM_NAME
end

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# File 'lib/mongodb_logger/server/model/filter.rb', line 70

def get_mongo_conditions
  @mongo_conditions
end

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# File 'lib/mongodb_logger/server/model/filter.rb', line 74

def get_mongo_limit
  self.limit.to_i
end