Module: ActiveRecord::UpdateCountersWithValues

Defined in:
lib/active_record/update_counters_with_values.rb,
lib/active_record/update_counters_with_values/version.rb,
lib/active_record/update_counters_with_values/class_methods.rb,
lib/active_record/update_counters_with_values/query_builder.rb

Defined Under Namespace

Modules: ClassMethods Classes: QueryBuilder

Constant Summary collapse

VERSION = 
"1.0.2"

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(base) ⇒ Object 



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# File 'lib/active_record/update_counters_with_values.rb', line 6

def self.included(base)
  base.extend ActiveRecord::UpdateCountersWithValues::ClassMethods
end

Instance Method Details

#decrement_counter_with_value(counter) ⇒ Object 



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# File 'lib/active_record/update_counters_with_values.rb', line 26

def decrement_counter_with_value(counter)
  update_counters_with_values(counter => -1)
end

#increment_counter_with_value(counter) ⇒ Object 



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# File 'lib/active_record/update_counters_with_values.rb', line 22

def increment_counter_with_value(counter)
  update_counters_with_values(counter => 1)
end

#update_counters_with_values(counters) ⇒ Object 



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# File 'lib/active_record/update_counters_with_values.rb', line 10

def update_counters_with_values(counters)
  results = self.class.update_counters_and_return_values(id, counters)[0]

  counters.each do |key, value|
    write_attribute(key, results[key.to_s])
  end

  clear_attribute_changes(counters.keys)

  self
end