Class: Puppeteer::NetworkManager

Inherits:
Object
  • Object
show all
Includes:
DebugPrint, EventCallbackable, IfPresent
Defined in:
lib/puppeteer/network_manager.rb

Defined Under Namespace

Classes: Credentials, InternalNetworkCondition, QueuedEventGroup, RedirectInfo

Instance Method Summary collapse

Methods included from IfPresent

#if_present

Methods included from EventCallbackable

#add_event_listener, #emit_event, #observe_first, #off, #on_event, #remove_event_listener

Methods included from DebugPrint

#debug_print, #debug_puts

Constructor Details

#initialize(client, ignore_https_errors, frame_manager, network_enabled: true) ⇒ NetworkManager

Returns a new instance of NetworkManager.

Parameters:



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# File 'lib/puppeteer/network_manager.rb', line 90

def initialize(client, ignore_https_errors, frame_manager, network_enabled: true)
  @client = client
  @ignore_https_errors = ignore_https_errors
  @frame_manager = frame_manager
  @network_enabled = network_enabled
  @network_event_manager = Puppeteer::NetworkEventManager.new
  @clients = Set.new
  @initialized = false

  @extra_http_headers = {}
  @user_agent = nil
  @user_agent_metadata = nil
  @accept_language = nil

  @attempted_authentications = Set.new
  @user_request_interception_enabled = false
  @protocol_request_interception_enabled = false
  @user_cache_disabled = nil
  @internal_network_condition = InternalNetworkCondition.new(method(:send_to_clients))
  @interception_semaphore = Async::Semaphore.new(1)
  add_client(@client)
end

Instance Method Details

#add_client(client) ⇒ Object 



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# File 'lib/puppeteer/network_manager.rb', line 120

def add_client(client)
  return unless @network_enabled
  return if @clients.include?(client)

  @clients << client
  setup_listeners(client)
  if @initialized
    if Async::Task.current?
      Async do
        configure_client(client)
      end
    else
      configure_client(client)
    end
  end
end

#authenticate(username:, password:) ⇒ Object

Parameters:

  • username (String|NilClass)
  • password (String|NilClass) 


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# File 'lib/puppeteer/network_manager.rb', line 224

def authenticate(username:, password:)
  if username.nil? && password.nil?
    @credentials = nil
  else
    @credentials = Credentials.new(username: username, password: password)
  end
  update_protocol_request_interception
end

#cache_enabled=(enabled) ⇒ Object 



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# File 'lib/puppeteer/network_manager.rb', line 296

def cache_enabled=(enabled)
  @user_cache_disabled = !enabled
  update_protocol_cache_disabled
end

#emulate_network_conditions(network_condition) ⇒ Object

Parameters:



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# File 'lib/puppeteer/network_manager.rb', line 276

def emulate_network_conditions(network_condition)
  @internal_network_condition.network_condition = network_condition
end

#extra_http_headers ⇒ !Object<string, string>

Returns:

  • (!Object<string, string>) 


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# File 'lib/puppeteer/network_manager.rb', line 262

def extra_http_headers
  @extra_http_headers.dup
end

#extra_http_headers=(headers) ⇒ Object

Parameters:

  • extraHTTPHeaders (!Object<string, string>) 


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# File 'lib/puppeteer/network_manager.rb', line 234

def extra_http_headers=(headers)
  new_extra_http_headers = {}
  headers.each do |key, value|
    unless value.is_a?(String)
      type_description =
        case value
        when Numeric
          'number'
        when TrueClass, FalseClass
          'boolean'
        when NilClass
          'null'
        when Symbol
          'symbol'
        when Array, Hash
          'object'
        else
          value.class.to_s
        end
      raise ArgumentError.new("Expected value of header \"#{key}\" to be String, but \"#{type_description}\" is found.")
    end
    new_extra_http_headers[key.downcase] = value
  end
  @extra_http_headers = new_extra_http_headers
  apply_to_clients { |client| apply_extra_http_headers(client) }
end

#init ⇒ Object 



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# File 'lib/puppeteer/network_manager.rb', line 113

def init
  apply_to_clients do |client|
    configure_client(client)
  end
  @initialized = true
end

#inspect ⇒ Object 



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# File 'lib/puppeteer/network_manager.rb', line 137

def inspect
  values = %i[network_event_manager].map do |sym|
    value = instance_variable_get(:"@#{sym}")
    "@#{sym}=#{value}"
  end
  "#<Puppeteer::HTTPRequest #{values.join(' ')}>"
end

#num_requests_in_progress ⇒ Object 



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# File 'lib/puppeteer/network_manager.rb', line 266

def num_requests_in_progress
  @network_event_manager.num_requests_in_progress
end

#offline_mode=(value) ⇒ Object

Parameters:

  • value (TrueClass|FalseClass) 


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# File 'lib/puppeteer/network_manager.rb', line 271

def offline_mode=(value)
  @internal_network_condition.offline_mode=(value)
end

#request_interception=(enabled) ⇒ Object 



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# File 'lib/puppeteer/network_manager.rb', line 301

def request_interception=(enabled)
  @user_request_interception_enabled = enabled
  update_protocol_request_interception
end

#set_accept_language(accept_language) ⇒ Object 



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# File 'lib/puppeteer/network_manager.rb', line 291

def set_accept_language(accept_language)
  @accept_language = accept_language
  apply_to_clients { |client| apply_user_agent(client) }
end

#set_user_agent(user_agent, user_agent_metadata = nil) ⇒ Object Also known as: user_agent=

Parameters:

  • user_agent (String)
  • user_agent_metadata (Hash) (defaults to: nil) 


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# File 'lib/puppeteer/network_manager.rb', line 282

def set_user_agent(user_agent, user_agent_metadata = nil)
  @user_agent = user_agent
  @user_agent_metadata = user_agent_metadata
  apply_to_clients { |client| apply_user_agent(client) }
end