Class: QueryCache::Middleware

Inherits:
Object
  • Object
show all
Defined in:
lib/query_cache.rb

Class Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(app) ⇒ Middleware 



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# File 'lib/query_cache.rb', line 17

def initialize(app)
  @app = app
end

Class Attribute Details

.base ⇒ Object

Returns the value of attribute base.



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# File 'lib/query_cache.rb', line 14

def base
  @base
end

Class Method Details

.to_s ⇒ Object 



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# File 'lib/query_cache.rb', line 37

def self.to_s
  base ? "#{superclass.name}<#{base.name}>" : name
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/query_cache.rb', line 21

def call(env)
  connection = base.connection
  enabled = connection.query_cache_enabled
  connection_id = base.connection_id
  connection.enable_query_cache!

  response = @app.call(env)
  response[2] = Rack::BodyProxy.new(response[2]) do
    restore_query_cache_settings(connection_id, enabled)
  end

  response
ensure
  restore_query_cache_settings(connection_id, enabled)
end