Class: SimpleJson::SimpleJsonRenderer

Inherits:
Object
  • Object
show all
Includes:
NewRelic::Agent::MethodTracer
Defined in:
lib/simple_json/simple_json_renderer.rb

Direct Known Subclasses

SimpleJsonRendererForMigration

Defined Under Namespace

Classes: TemplateNotFound

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(controller) ⇒ SimpleJsonRenderer

Returns a new instance of SimpleJsonRenderer.



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# File 'lib/simple_json/simple_json_renderer.rb', line 57

def initialize(controller)
  @controller = controller
  @_assigns = controller.view_assigns.each { |key, value| instance_variable_set("@#{key}", value) }
end

Instance Attribute Details

#controller ⇒ Object (readonly)

Returns the value of attribute controller.



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# File 'lib/simple_json/simple_json_renderer.rb', line 7

def controller
  @controller
end

Class Method Details

.clear_renderers ⇒ Object 



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# File 'lib/simple_json/simple_json_renderer.rb', line 51

def clear_renderers
  @renderers = {}
  @templates_loaded = false
end

.load_all_templates! ⇒ Object 



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# File 'lib/simple_json/simple_json_renderer.rb', line 16

def load_all_templates!
  @renderers = {}

  SimpleJson.template_paths.each do |path|
    template_files = Rails.root.glob("#{path}/**/*.simple_json.rb")
    template_files.each do |file_path|
      template_path = file_path.relative_path_from(Rails.root.join(path)).to_path.delete_suffix('.simple_json.rb')
      @renderers[template_path] = SimpleJsonTemplate.new(file_path.to_path).renderer
    end
  end
  @templates_loaded = true
end

.load_template(template_path) ⇒ Object 



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# File 'lib/simple_json/simple_json_renderer.rb', line 29

def load_template(template_path)
  if SimpleJson.template_cache_enabled?
    load_all_templates! unless templates_loaded?
    renderers[template_path]
  else
    load_template_from_file(template_path)
  end
end

.load_template_from_file(template_path) ⇒ Object 



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# File 'lib/simple_json/simple_json_renderer.rb', line 38

def load_template_from_file(template_path)
  SimpleJson.template_paths.each do |path|
    file_path = Rails.root.join("#{path}/#{template_path}.simple_json.rb").to_path
    return SimpleJsonTemplate.new(file_path).renderer if File.exist?(file_path)
  end

  nil
end

.renderers ⇒ Object 



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# File 'lib/simple_json/simple_json_renderer.rb', line 47

def renderers
  @renderers ||= {}
end

.templates_loaded? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/simple_json/simple_json_renderer.rb', line 12

def templates_loaded?
  @templates_loaded
end

Instance Method Details

#cache!(key, **options, &block) ⇒ Object 



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# File 'lib/simple_json/simple_json_renderer.rb', line 86

def cache!(key, **options, &block)
  if controller.perform_caching
    key = Array.wrap(key).unshift(SimpleJson.cache_key_prefix)
    Rails.cache.fetch(key, options, &block)
  else
    yield
  end
end

#cache_if!(condition, *args, **options, &block) ⇒ Object 



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# File 'lib/simple_json/simple_json_renderer.rb', line 95

def cache_if!(condition, *args, **options, &block)
  condition ? cache!(*args, **options, &block) : yield
end

#partial!(template_name, **params) ⇒ Object

Raises:



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# File 'lib/simple_json/simple_json_renderer.rb', line 80

def partial!(template_name, **params)
  raise TemplateNotFound, "#{template_name} not found" unless renderer(template_name)

  render(template_name, **params)
end

#render_with_tracing(template_name, params) ⇒ Object Also known as: render 



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# File 'lib/simple_json/simple_json_renderer.rb', line 102

def render_with_tracing(template_name, params)
  self.class.trace_execution_scoped("View/#{template_name}.simple_json.rb/Rendering") do
    render_without_tracing(template_name, params)
  end
end

#renderer(template_path) ⇒ Object 



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# File 'lib/simple_json/simple_json_renderer.rb', line 62

def renderer(template_path)
  renderers[template_path] || self.class.load_template(template_path).tap do |renderer|
    renderers[template_path] = renderer
  end
end

#renderers ⇒ Object 



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# File 'lib/simple_json/simple_json_renderer.rb', line 68

def renderers
  @renderers ||= {}
end