Module: GridRest

Defined in:
lib/grid_rest.rb,
lib/grid_rest/engine.rb

Defined Under Namespace

Modules: GridRestExtensions Classes: DummyResponse, Engine, Error, ErrorArray, GridConfig

Constant Summary collapse

RESERVED_REQUEST_PARAMETERS = 
%w[accept content_type headers method url payload timeout open_timeout raw_response verify_ssl ssl_client_cert ssl_client_key ssl_ca_file cookie cookies accept_encoding]

Class Method Summary collapse

Class Method Details

.default_parameters(params, type = :global, namespace = :default) ⇒ Object 



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# File 'lib/grid_rest.rb', line 27

def self.default_parameters(params, type = :global, namespace = :default)
  additional_parameters[namespace][type].update(params)
end

.extend_class(klass) ⇒ Object 



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# File 'lib/grid_rest.rb', line 31

def self.extend_class(klass)
  klass.send(:extend, GridRestExtensions)
  self.grid_config.namespaces.keys.each do |k|
    klass.send(:class_eval, "class << self; #{namespace_methods(k)}; end")
  end
end

.include_in(klass) ⇒ Object 



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# File 'lib/grid_rest.rb', line 20

def self.include_in(klass)
  klass.send(:include, GridRestExtensions)
  self.grid_config.namespaces.keys.each do |k|
    klass.send(:class_eval, namespace_methods(k))
  end
end

.load_config! ⇒ Object

Very important method. This will set the appropriate settings for the current rails environment and appends this system to the specified classes



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# File 'lib/grid_rest.rb', line 60

def self.load_config!
  config_path = File.join(Rails.root, 'config', 'grid_rest.yml')
  raise "File #{config_path} does not exist" unless File.exist?(config_path)
  h = YAML::load_file(config_path) rescue nil
  raise "Config file #{config_path} could not be parsed" unless h
  raise "Config file #{config_path} needs an environment" unless h[Rails.env]
  self.grid_config.namespaces = HashWithIndifferentAccess.new unless self.grid_config.namespaces.is_a?(Hash)
  h[Rails.env].each do |k, v|
    if v.is_a?(Hash)
      self.grid_config.namespaces[k.to_sym] = HashWithIndifferentAccess.new(v)
      self.additional_parameters[k.to_sym] = self.additional_parameters[:default].deep_dup # Copy default structure
    else
      self.grid_config[k.to_sym] = v
    end
  end

  # Now extend/include in configured classes
  for inclusion in Array.wrap(h['include_in'])
    self.include_in inclusion.constantize
  end
  for extension in Array.wrap(h['extend'])
    self.extend_class extension.constantize
  end
end

.namespace_methods(namespace) ⇒ Object 



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

def self.namespace_methods(namespace)
  expand_str = <<-END
    def #{namespace}_get(url, rparams = {})
      grid_rest_get(url, rparams.merge(:grid_rest_namespace => '#{namespace}'))
    end
    def #{namespace}_post(url, rparams = {})
      grid_rest_post(url, rparams.merge(:grid_rest_namespace => '#{namespace}'))
    end
    def #{namespace}_put(url, rparams = {})
      grid_rest_put(url, rparams.merge(:grid_rest_namespace => '#{namespace}'))
    end
    def #{namespace}_delete(url, rparams = {})
      grid_rest_delete(url, rparams.merge(:grid_rest_namespace => '#{namespace}'))
    end
    def #{namespace}_default_parameters(params, request_types = :global)
      set_namespaced_default_grid_rest_parameters(:#{namespace}, params, request_types)
    end
    alias_method :set_#{namespace}_default_parameters, :#{namespace}_default_parameters
  END
end