Class: Railscope::Subscribers::ViewSubscriber

Inherits:
BaseSubscriber show all
Defined in:
lib/railscope/subscribers/view_subscriber.rb

Constant Summary collapse

TEMPLATE_EVENT = 
"render_template.action_view"
PARTIAL_EVENT = 
"render_partial.action_view"
LAYOUT_EVENT = 
"render_layout.action_view"

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.setup_controller_tracking ⇒ Object 



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# File 'lib/railscope/subscribers/view_subscriber.rb', line 29

def self.setup_controller_tracking
  return if @controller_tracking_setup

  @controller_tracking_setup = true

  controller_module = Module.new do
    extend ActiveSupport::Concern

    included do
      around_action :railscope_track_controller
    end

    private

    def railscope_track_controller
      Thread.current[:railscope_current_controller] = self
      yield
    ensure
      Thread.current[:railscope_current_controller] = nil
    end
  end

  if defined?(ActionController::Base)
    ActionController::Base.include(controller_module)
  else
    ActiveSupport.on_load(:action_controller_base) do
      include controller_module
    end
  end
end

.subscribe ⇒ Object 



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# File 'lib/railscope/subscribers/view_subscriber.rb', line 10

def self.subscribe
  return if @subscribed

  @subscribed = true

  # Include controller tracking in ApplicationController
  setup_controller_tracking

  ActiveSupport::Notifications.subscribe(TEMPLATE_EVENT) do |*args|
    event = ActiveSupport::Notifications::Event.new(*args)
    new.record_template(event)
  end

  ActiveSupport::Notifications.subscribe(PARTIAL_EVENT) do |*args|
    event = ActiveSupport::Notifications::Event.new(*args)
    new.record_partial(event)
  end
end

Instance Method Details

#record_partial(event) ⇒ Object 



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# File 'lib/railscope/subscribers/view_subscriber.rb', line 76

def record_partial(event)
  return unless Railscope.enabled?
  return unless Railscope.ready?
  return if ignore_view?(event)

  create_entry!(
    entry_type: "view",
    payload: build_payload(event, "partial"),
    tags: build_tags(event, "partial"),
    family_hash: build_family_hash(event),
    should_display_on_index: false # Partials don't show in index, only in related entries
  )
rescue StandardError => e
  Rails.logger.error("[Railscope] Failed to record view partial: #{e.message}")
end

#record_template(event) ⇒ Object 



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# File 'lib/railscope/subscribers/view_subscriber.rb', line 60

def record_template(event)
  return unless Railscope.enabled?
  return unless Railscope.ready?
  return if ignore_view?(event)

  create_entry!(
    entry_type: "view",
    payload: build_payload(event, "template"),
    tags: build_tags(event, "template"),
    family_hash: build_family_hash(event),
    should_display_on_index: true
  )
rescue StandardError => e
  Rails.logger.error("[Railscope] Failed to record view template: #{e.message}")
end