Class: Glib::JsonCrawler::Router

Inherits:
Object
  • Object
show all
Defined in:
lib/glib/json_crawler/router.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(logger) ⇒ Router

Returns a new instance of Router.



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# File 'lib/glib/json_crawler/router.rb', line 14

def initialize(logger)
  @depth = -1
  @logger = logger
  @visitor = Glib::Json::Traversal::Visitor.new
  @read_only_actions = Set.new
end

Instance Attribute Details

#read_only_actions ⇒ Object (readonly)

Returns the value of attribute read_only_actions.



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# File 'lib/glib/json_crawler/router.rb', line 4

def read_only_actions
  @read_only_actions
end

Instance Method Details

#crawl_multiple(views, block) ⇒ Object 



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# File 'lib/glib/json_crawler/router.rb', line 93

def crawl_multiple(views, block)
  @visitor.traverse_multiple views, block
end

#follow(http, target_router) ⇒ Object 



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# File 'lib/glib/json_crawler/router.rb', line 77

def follow(http, target_router)
  @depth += 1
  target_router.read_only_actions.each do |crawler_action|
    action, url = crawler_action
    http.get(url, action, {}, false)
  end
end

#log(action, url, response = nil) ⇒ Object 



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# File 'lib/glib/json_crawler/router.rb', line 6

def log(action, url, response = nil)
  @logger.puts '  ' * @depth + [
    action,
    response.present? ? response.code : nil,
    url
  ].compact.join(' :: ')
end

#process_action(http, spec) ⇒ Object 



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# File 'lib/glib/json_crawler/router.rb', line 41

def process_action(http, spec)
  action = spec['action']
  params = spec

  if action.present?
    @depth += 1
    case action
    when 'initiate_navigation'
      @read_only_actions.add([action, params['url']])
      JsonCrawler::NavInitiate.new(http, params, action)
    when 'runMultiple-v1', 'runMultiple'
      JsonCrawler::RunMultiple.new(http, params, action)
    when 'windows/open-v1', 'dialogs/open-v1', 'windows/reload-v1', 'windows/open', 'dialogs/open', 'windows/reload'
      @read_only_actions.add([action, params['url']])
      JsonCrawler::WindowsOpen.new(http, params, action)
    when 'sheets/select-v1', 'sheets/select'
      JsonCrawler::Menu.new(http, params, action)
    when 'http/post-v1', 'http/post'
      JsonCrawler::ActionHttp.new(:post, http, params, action)
    when 'forms/submit-v1', 'forms/submit'
      forms = @visitor.forms
      # raise 'Submit action needs to be inside a form' if forms.size < 1
      JsonCrawler::FormsSubmit.new(http, forms.last)
    else
      unless [
        'http/delete-v1', 'dialogs/oauth-v1', 'windows/openWeb-v1',
        'http/delete', 'dialogs/oauth', 'windows/openWeb'
      ].include?(action)
        @read_only_actions.add([action, params['url']])
      end
      self.log action, params['url']
    end
    @depth -= 1
  end
end

#step(http, args) ⇒ Object 



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# File 'lib/glib/json_crawler/router.rb', line 21

def step(http, args)
  # TODO: Refactor
  case args['view']
  when 'fields/submit-v1', 'fields/submit'
    @depth += 1
    forms = @visitor.forms
    JsonCrawler::FormsSubmit.new(http, forms.last)
    @depth -= 1
    return
  end

  if args.is_a?(Hash) && args['rel'] != 'nofollow'
    if (on_click = (args.fetch('onClick', nil)))
      process_action(http, on_click)
    end
  end

  @read_only_actions.replace(@read_only_actions.sort_by { |e| e[1].to_s })
end

#tear_down ⇒ Object 



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# File 'lib/glib/json_crawler/router.rb', line 85

def tear_down
  # NOTE: Experimental, to address issue where sometimes changes don't get saved.
  # FINDING: Doesn't work
  # @logger.flush

  @logger.close
end