Class: Rails::MailersController

Do not use. This class is for internal use only.

Relationships & Source Files
Super Chains via Extension / Inclusion / Inheritance
Class Chain: self, `ApplicationController`, `::ActionController::Base`, `::AbstractController::Caching::ConfigMethods`, `::ActionController::Metal`, `::AbstractController::Base`, `::ActiveSupport::DescendantsTracker`
Instance Chain: self, `ApplicationController`, `::ActionController::Base`, `::AbstractController::Rendering`, `::AbstractController::Translation`, `::AbstractController::AssetPaths`, `::ActionController::Helpers`, `::ActionController::Redirecting`, `::ActionController::UrlFor`, `::AbstractController::UrlFor`, `::ActionDispatch::Routing::UrlFor`, `::ActionDispatch::Routing::PolymorphicRoutes`, `::ActionView::Layouts`, `::ActionView::Rendering`, `::ActionView::ViewPaths`, `::ActionController::Renderers::All`, `::ActionController::Renderers`, `::ActionController::EtagWithTemplateDigest`, `::ActionController::EtagWithFlash`, `::ActionController::ConditionalGet`, `::ActionController::Head`, `::AbstractController::Caching`, `::AbstractController::Caching::Fragments`, `::AbstractController::Caching::ConfigMethods`, `::ActionController::Caching`, `::ActionController::MimeResponds`, `::ActionController::ImplicitRender`, `::ActionController::BasicImplicitRender`, `::ActionController::StrongParameters`, `::ActionController::ParameterEncoding`, `::ActionController::Cookies`, `::ActionController::Flash`, `::ActionController::FormBuilder`, `::ActionController::RequestForgeryProtection`, `::ActionController::ContentSecurityPolicy`, `::AbstractController::Helpers`, `::ActionController::PermissionsPolicy`, `::ActionController::RateLimiting`, `::ActionController::AllowBrowser`, `::ActionController::Streaming`, `::ActionController::DataStreaming`, `::ActionController::Rendering`, `::ActionController::HttpAuthentication::Basic::ControllerMethods`, `::ActionController::HttpAuthentication::Digest::ControllerMethods`, `::ActionController::HttpAuthentication::Token::ControllerMethods`, `::ActionController::DefaultHeaders`, `::ActionController::Logging`, `::AbstractController::Callbacks`, `::ActiveSupport::Callbacks`, `::ActionController::Rescue`, `::ActiveSupport::Rescuable`, `::ActionController::Instrumentation`, `::ActiveSupport::Benchmarkable`, `::AbstractController::Logger`, `::ActionController::ParamsWrapper`, `::ActionController::Metal`, `::ActionController::Testing::Functional`, `::AbstractController::Base`, `::ActiveSupport::Configurable`
Inherits:	Rails::ApplicationController `::Object` AbstractController::Base ActionController::Metal ActionController::Base Rails::ApplicationController Rails::MailersController
Defined in:	railties/lib/rails/mailers_controller.rb

Constant Summary

Class Attribute Summary

`::ActionController::Base` - Inherited

._default_form_builder, ._default_form_builder?, ._flash_types, ._flash_types?, ._layout, ._layout?, ._layout_conditions, ._layout_conditions?, ._wrapper_options, ._wrapper_options?, .allow_forgery_protection, .asset_host, .assets_dir, .csrf_token_storage_strategy, .default_asset_host_protocol, .etag_with_template_digest, .etag_with_template_digest?, .etaggers, .etaggers?, .forgery_protection_origin_check, .forgery_protection_strategy, .helpers_path, .helpers_path?, .include_all_helpers, .include_all_helpers?, .javascripts_dir, .log_warning_on_csrf_failure, .per_form_csrf_tokens, .raise_on_missing_callback_actions, .raise_on_open_redirects, .relative_url_root, .request_forgery_protection_token, .stylesheets_dir

`::ActionController::Metal` - Inherited

.middleware_stack, .middleware_stack?

`::AbstractController::Base` - Inherited

.abstract?	Alias for AbstractController::Base.abstract.
.supports_path?	Returns true if the given controller is capable of rendering a path.

Class Method Summary

`::ActionController::Base` - Inherited

.without_modules

Shortcut helper that returns all the modules included in ::ActionController::Base except the ones passed as arguments:

`::ActionController::Metal` - Inherited

.action	Returns a `Rack` endpoint for the given action name.
.controller_name	Returns the last part of the controller’s name, underscored, without the ending `Controller`.
.dispatch	Direct dispatch to the controller.
.make_response!,
.middleware	The middleware stack used by this controller.
.new,
.use	Pushes the given `Rack` middleware and its arguments to the bottom of the middleware stack.
.inherited, .action_encoding_template

`::AbstractController::Base` - Inherited

.abstract,
.abstract!	Define a controller as abstract.
.action_methods	A `Set` of method names that should be considered actions.
.clear_action_methods!	action_methods are cached and there is sometimes a need to refresh them.
.controller_path	Returns the full controller name, underscored, without the ending Controller.
.internal_methods	A list of all internal methods for a controller.
.method_added	Refresh the cached action_methods when a new action_method is added.
.eager_load!, .inherited

`::ActiveSupport::DescendantsTracker` - Extended

descendants

Instance Attribute Summary

#show_previews? ⇒ Boolean readonly private

`ApplicationController` - Inherited

#local_request?

`::ActionController::Base` - Inherited

`::ActionController::Helpers` - Included

#_helper_methods, #_helper_methods?

`::ActionController::Redirecting` - Included

#logger

`::AbstractController::UrlFor` - Included

#default_url_options, #default_url_options?

`::ActionDispatch::Routing::UrlFor` - Included

#optimize_routes_generation?

`::ActionView::Layouts` - Included

#action_has_layout=,
#action_has_layout?	Controls whether an action should be rendered using a layout.
#_conditional_layout?

`::ActionView::Rendering` - Included

#rendered_format

`::ActionView::ViewPaths` - Included

#formats, #locale, #view_paths

`::ActionController::Renderers::All` - Included

#_renderers, #_renderers?

`::ActionController::EtagWithTemplateDigest` - Included

#etaggers, #etaggers?

`::ActionController::EtagWithFlash` - Included

#etaggers, #etaggers?

`::AbstractController::Caching` - Inherited

#fragment_cache_keys, #fragment_cache_keys?

`::AbstractController::Caching::ConfigMethods` - Included

#cache_store, #cache_store=, #cache_configured?

`::ActionController::ImplicitRender` - Included

#interactive_browser_request?

`::ActionController::StrongParameters` - Included

#params	Returns a new `::ActionController::Parameters` object that has been instantiated with the `request.parameters`.
#params=	Assigns the given `value` to the `params` hash.

`::ActionController::RequestForgeryProtection` - Included

#_helper_methods, #_helper_methods?, #raise_on_missing_callback_actions,
#any_authenticity_token_valid?	Checks if any of the authenticity tokens from the request are valid.
#marked_for_same_origin_verification?	If the `verify_authenticity_token` before_action ran, verify that JavaScript responses are only served to same-origin GET requests.
#non_xhr_javascript_response?	Check for cross-origin JavaScript responses.
#protect_against_forgery?	Checks if the controller allows forgery protection.
#valid_request_origin?	Checks if the request originated from the same origin by looking at the Origin header.
#verified_request?	Returns true or false if a request is verified.

`::ActionController::ContentSecurityPolicy` - Included

#_helper_methods, #_helper_methods?, #raise_on_missing_callback_actions, #content_security_policy?

`::AbstractController::Callbacks` - Included

#__callbacks

`::ActionController::Rescue` - Included

#rescue_handlers, #rescue_handlers?,
#show_detailed_exceptions?	Override this method if you want to customize when detailed exceptions must be shown.

`::ActionController::Instrumentation` - Included

#logger, #view_runtime

`::ActionController::ParamsWrapper` - Included

#_wrapper_enabled?

Checks if we should perform parameters wrapping.

`::ActionController::Metal` - Inherited

#content_type, #headers, #location, #media_type, #middleware_stack, #middleware_stack?, #params, #params=,
#performed?	Tests if render or redirect has already happened.
#request	:attr_reader: request.
#response	:attr_reader: response.
#response=	Assign the response and mark it as committed.
#response_body=, #session, #status,
#response_code	Alias for ActionController::Metal#status.

`::AbstractController::Base` - Inherited

#action_name	Returns the name of the action this controller is processing.
#formats	Returns the formats that can be processed by the controller.
#performed?	Tests if a response body is set.
#response_body	Returns the body of the HTTP response sent by the controller.

Instance Method Summary

#download
#index
#preview
#attachment_url(attachment) private
#attachments_for(email) private
#find_part(format) private
#find_preferred_part(*formats) private
#find_preview private
#locale_query(locale) private
#part_query(mime_type) private
#set_locale(&block) private

`ApplicationController` - Inherited

#disable_content_security_policy_nonce!, #require_local!

`::ActionController::Base` - Inherited

#_protected_ivars

`::AbstractController::Rendering` - Included

#render	Normalizes arguments and options, and then delegates to render_to_body and sticks the result in `self.response_body`.
#render_to_body	Performs the actual template rendering.
#render_to_string	Similar to `#render`, but only returns the rendered template as a string, instead of setting `self.response_body`.
#rendered_format	Returns `Content-Type` of rendered content.
#view_assigns	This method should return a hash with assigns.
#_normalize_args	Normalize args by converting `render "foo"` to `render action: "foo"` and `render "foo/bar"` to `render file: "foo/bar"`.
#_normalize_options	Normalize options.
#_process_options	Process extra options.
#_process_variant, #_protected_ivars,
#_normalize_render	Normalize args and options.
#_process_format	Process the rendered format.
#_set_html_content_type, #_set_rendered_content_type, #_set_vary_header

`::AbstractController::Translation` - Included

#l	Alias for AbstractController::Translation#localize.
#localize	Delegates to `I18n.localize`.
#t	Alias for AbstractController::Translation#translate.
#translate	Delegates to `I18n.translate`.

`::ActionController::Helpers` - Included

#helpers

Provides a proxy to access helper methods from outside the view.

`::ActionController::Redirecting` - Included

#redirect_back	Soft deprecated alias for `#redirect_back_or_to` where the `fallback_location` location is supplied as a keyword argument instead of the first positional argument.
#redirect_back_or_to	Redirects the browser to the page that issued the request (the referrer) if possible, otherwise redirects to the provided default fallback location.
#redirect_to	Redirects the browser to the target specified in `options`.
#url_from	Verifies the passed `location` is an internal URL that’s safe to redirect to and returns it, or nil if not.
#_allow_other_host, #_enforce_open_redirect_protection, #_ensure_url_is_http_header_safe, #_extract_redirect_to_status, #_url_host_allowed?, #_compute_redirect_to_location

`::ActionController::UrlFor` - Included

#initialize, #url_options

`::AbstractController::UrlFor` - Included

#_routes

`::ActionDispatch::Routing::UrlFor` - Included

#initialize,
#route_for	Allows calling direct or regular named route.
#url_for	Generate a URL based on the options provided, `default_url_options`, and the routes defined in `config/routes.rb`.
#url_options	Hook overridden in controller to add request information with `default_url_options`.
#_routes_context, #_with_routes, #full_url_for

`::ActionDispatch::Routing::PolymorphicRoutes` - Included

#polymorphic_path	Returns the path component of a URL for the given record.
#polymorphic_url	Constructs a call to a named RESTful route for the given record and returns the resulting URL string.
#polymorphic_mapping, #polymorphic_path_for_action, #polymorphic_url_for_action

`::ActionView::Layouts` - Included

#_default_layout	Returns the default layout for this controller.
#_include_layout?,
#_layout	This will be overwritten by _write_layout_method.
#_layout_for_option	Determine the layout for a given name, taking into account the name type.
#_normalize_layout, #_process_render_template_options, #initialize

`::ActionView::Rendering` - Included

#initialize, #render_to_body,
#view_context	An instance of a view class.
#view_context_class,
#_normalize_args	Normalize args by converting render “foo” to render action: “foo” and render “foo/bar” to render template: “foo/bar”.
#_process_format	Assign the rendered format to look up context.
#_process_render_template_options	Normalize options.
#_render_template	Find and render a template based on the options given.
#process	Override process to set up `::I18n` proxy.
#view_renderer	Returns an object that is able to render templates.

`::ActionView::ViewPaths` - Included

#any_templates?,
#append_view_path	Append a path to the list of view paths for the current LookupContext.
#details_for_lookup,
#lookup_context	LookupContext is the object responsible for holding all information required for looking up templates, i.e. view paths and details.
#prepend_view_path	Prepend a path to the list of view paths for the current LookupContext.
#template_exists?,
#_prefixes	The prefixes used in render “foo” shortcuts.

`::ActionController::Renderers` - Included

#_render_to_body_with_renderer,
#render_to_body	Called by `render` in `::AbstractController::Rendering` which sets the return value as the `response_body`.

`::ActionController::EtagWithTemplateDigest` - Included

#determine_template_etag, #lookup_and_digest_template,
#pick_template_for_etag	Pick the template digest to include in the ETag.

`::ActionController::ConditionalGet` - Included

#expires_in	Sets the `Cache-Control` header, overwriting existing directives.
#expires_now	Sets an HTTP 1.1 `Cache-Control` header of `no-cache`.
#fresh_when	Sets the `etag`, `last_modified`, or both on the response, and renders a ‘304 Not Modified` response if the request is already fresh.
#http_cache_forever	Cache or yield the block.
#no_store	Sets an HTTP 1.1 `Cache-Control` header of `no-store`.
#stale?	Sets the `etag` and/or `last_modified` on the response and checks them against the request.
#combine_etags

`::ActionController::Head` - Included

#head	Returns a response that has no content (merely headers).
#include_content?

`::AbstractController::Caching` - Inherited

#view_cache_dependencies,
#cache	Convenience accessor.

`::AbstractController::Caching::Fragments` - Included

#combined_fragment_cache_key	Given a key (as described in `expire_fragment`), returns a key array suitable for use in reading, writing, or expiring a cached fragment.
#expire_fragment	Removes fragments from the cache.
#fragment_exist?	Check if a cached fragment from the location signified by `key` exists (see `expire_fragment` for acceptable formats).
#read_fragment	Reads a cached fragment from the location signified by `key` (see `expire_fragment` for acceptable formats).
#write_fragment	Writes `content` to the location signified by `key` (see `expire_fragment` for acceptable formats).
#instrument_fragment_cache

`::ActionController::Caching` - Included

#instrument_name, #instrument_payload

`::ActionController::MimeResponds` - Included

#respond_to

Without web-service support, an action which collects the data for displaying a list of people might look something like this:

`::ActionController::ImplicitRender` - Included

#default_render, #method_for_action

`::ActionController::BasicImplicitRender` - Included

#default_render, #send_action

`::ActionController::Cookies` - Included

#cookies

The cookies for the current request.

`::ActionController::Flash` - Included

#redirect_to

`::ActionController::FormBuilder` - Included

#default_form_builder

Default form builder for the controller.

`::ActionController::RequestForgeryProtection` - Included

#commit_csrf_token, #initialize, #reset_csrf_token, #compare_with_global_token, #compare_with_real_token, #csrf_token_hmac, #decode_csrf_token, #encode_csrf_token,
#form_authenticity_param	The form’s authenticity parameter.
#form_authenticity_token	Creates the authenticity token for the current request.
#generate_csrf_token, #global_csrf_token, #handle_unverified_request,
#mark_for_same_origin_verification!	GET requests are checked for cross-origin JavaScript after rendering.
#mask_token,
#masked_authenticity_token	Creates a masked version of the authenticity token that varies on each request.
#normalize_action_path, #normalize_relative_action_path, #per_form_csrf_token, #real_csrf_token,
#request_authenticity_tokens	Possible authenticity tokens sent in the request.
#unmask_token, #unverified_request_warning_message,
#valid_authenticity_token?	Checks the client’s masked token to see if it matches the session token.
#valid_per_form_csrf_token?,
#verify_authenticity_token	The actual before_action that is used to verify the CSRF token.
#verify_same_origin_request	If `verify_authenticity_token` was run (indicating that we have forgery protection enabled for this request) then also verify that we aren’t serving an unauthorized cross-origin response.
#xor_byte_strings

`::ActionController::ContentSecurityPolicy` - Included

#content_security_policy_nonce, #current_content_security_policy

`::AbstractController::Helpers` - Included

#_helpers

`::ActionController::RateLimiting` - Included

#rate_limiting

`::ActionController::AllowBrowser` - Included

#allow_browser

`::ActionController::Streaming` - Included

#_render_template

Call render_body if we are streaming instead of usual render.

`::ActionController::DataStreaming` - Included

#send_data	Sends the given binary data to the browser.
#send_file	Sends the file.
#send_file_headers!

`::ActionController::Rendering` - Included

#render	Renders a template and assigns the result to `self.response_body`.
#render_to_string	Similar to `#render`, but only returns the rendered template as a string, instead of setting `self.response_body`.
#_normalize_options	Normalize both text and status options.
#_normalize_text,
#_process_options	Process controller specific options, as status, content-type and location.
#_process_variant, #_render_in_priorities, #_set_html_content_type, #_set_rendered_content_type, #_set_vary_header, #render_to_body,
#process_action	Before processing, set the request formats in current controller formats.

`::ActionController::HttpAuthentication::Basic::ControllerMethods` - Included

#authenticate_or_request_with_http_basic, #authenticate_with_http_basic, #http_basic_authenticate_or_request_with, #request_http_basic_authentication

`::ActionController::HttpAuthentication::Digest::ControllerMethods` - Included

#authenticate_or_request_with_http_digest	Authenticate using an HTTP Digest, or otherwise render an HTTP header requesting the client to send a `::Digest`.
#authenticate_with_http_digest	Authenticate using an HTTP Digest.
#request_http_digest_authentication	Render an HTTP header requesting the client to send a `::Digest` for authentication.

`::ActionController::HttpAuthentication::Token::ControllerMethods` - Included

#authenticate_or_request_with_http_token	Authenticate using an HTTP Bearer token, or otherwise render an HTTP header requesting the client to send a Bearer token.
#authenticate_with_http_token	Authenticate using an HTTP Bearer token.
#request_http_token_authentication	Render an HTTP header requesting the client to send a Bearer token for authentication.

`::AbstractController::Callbacks` - Included

#process_action

Override AbstractController::Base#process_action to run the process_action callbacks around the normal behavior.

`::ActiveSupport::Callbacks` - Included

#run_callbacks	Runs the callbacks for the given event.
#halted_callback_hook	A hook invoked every time a before callback is halted.

`::ActionController::Rescue` - Included

#process_action

`::ActiveSupport::Rescuable` - Included

#rescue_with_handler	Delegates to the class method, but uses the instance as the subject for rescue_from handlers (method calls, `instance_exec` blocks).
#handler_for_rescue	Internal handler lookup.

`::ActionController::Instrumentation` - Included

#redirect_to, #render, #send_data, #send_file,
#append_info_to_payload	Every time after an action is processed, this method is invoked with the payload, so you can add more information.
#cleanup_view_runtime	A hook which allows you to clean up any time, wrongly taken into account in views, like database querying time.
#halted_callback_hook	A hook invoked every time a before callback is halted.
#process_action, #initialize

`::ActiveSupport::Benchmarkable` - Included

#benchmark

Allows you to measure the execution time of a block in a template and records the result to the log.

`::ActionController::ParamsWrapper` - Included

#_extract_parameters, #_perform_parameter_wrapping,
#_wrap_parameters	Returns the list of parameters which will be selected for wrapped.
#_wrapper_formats	Returns the list of enabled formats.
#_wrapper_key	Returns the wrapper key which will be used to store wrapped parameters.
#process_action	Performs parameters wrapping upon the request.

`::ActionController::Metal` - Inherited

#controller_name	Delegates to the class’s `.controller_name`.
#reset_session,
#url_for	Basic `url_for` that can be overridden for more robust functionality.
#dispatch, #set_request!, #set_response!, #to_a

`::ActionController::Testing::Functional` - Included

#clear_instance_variables_between_requests, #recycle!

`::AbstractController::Base` - Inherited

#action_methods	Delegates to the class’s `.action_methods`.
#available_action?	Returns true if a method for the action is available and can be dispatched, false otherwise.
#controller_path	Delegates to the class’s `.controller_path`.
#process	Calls the action going through the entire Action Dispatch stack.
#_find_action_name	Takes an action name and returns the name of the method that will handle the action.
#_handle_action_missing	If the action name was not found, but a method called “action_missing” was found, `#method_for_action` will return “_handle_action_missing”.
#_valid_action_name?	Checks if the action name is valid and returns false otherwise.
#action_method?	Returns true if the name can be considered an action because it has a method defined in the controller.
#method_for_action	Takes an action name and returns the name of the method that will handle the action.
#process_action	Call the action.
#send_action	Actually call the method associated with the action.
#inspect

`::ActiveSupport::Configurable` - Included

#config

Reads and writes attributes from a configuration OrderedOptions.

Constructor Details

This class inherits a constructor from ActionController::Metal

Instance Attribute Details

#show_previews? ⇒ `Boolean` (readonly, private)

[ GitHub ]

# File 'railties/lib/rails/mailers_controller.rb', line 65


def show_previews? # :doc:
  ActionMailer::Base.show_previews
end

Instance Method Details

#attachment_url(attachment) (private)

[ GitHub ]

# File 'railties/lib/rails/mailers_controller.rb', line 107


def attachment_url(attachment)
  "data:application/octet-stream;charset=utf-8;base64,#{Base64.encode64(attachment.body.to_s)}"
end

#attachments_for(email) (private)

[ GitHub ]

# File 'railties/lib/rails/mailers_controller.rb', line 101


def attachments_for(email)
  email.all_parts.to_a.select(&:attachment?).index_by do |attachment|
    attachment.respond_to?(:original_filename) ? attachment.original_filename : attachment.filename
  end
end

#download

[ GitHub ]

# File 'railties/lib/rails/mailers_controller.rb', line 22


def download
  @email_action = File.basename(params[:path])
  if @preview.email_exists?(@email_action)
    @email = @preview.call(@email_action, params)
    send_data @email.to_s, filename: "#{@email_action}.eml"
  else
    raise AbstractController::ActionNotFound, "Email '#{@email_action}' not found in #{@preview.name}"
  end
end

#find_part(format) (private)

[ GitHub ]

# File 'railties/lib/rails/mailers_controller.rb', line 93


def find_part(format) # :doc:
  if part = @email.find_first_mime_type(format)
    part
  elsif @email.mime_type == format
    @email
  end
end

#find_preferred_part(*formats) (private)

[ GitHub ]

# File 'railties/lib/rails/mailers_controller.rb', line 81


def find_preferred_part(*formats) # :doc:
  formats.each do |format|
    if part = @email.find_first_mime_type(format)
      return part
    end
  end

  if formats.any? { |f| @email.mime_type == f }
    @email
  end
end

#find_preview (private)

[ GitHub ]

# File 'railties/lib/rails/mailers_controller.rb', line 69


def find_preview # :doc:
  candidates = []
  params[:path].to_s.scan(%r{/|$}) { candidates << $` }
  preview = candidates.detect { |candidate| ActionMailer::Preview.exists?(candidate) }

  if preview
    @preview = ActionMailer::Preview.find(preview)
  else
    raise AbstractController::ActionNotFound, "Mailer preview '#{params[:path]}' not found"
  end
end

#index

[ GitHub ]

# File 'railties/lib/rails/mailers_controller.rb', line 17


def index
  @previews = ActionMailer::Preview.all
  @page_title = "Action Mailer Previews"
end

#locale_query(locale) (private)

[ GitHub ]

# File 'railties/lib/rails/mailers_controller.rb', line 115


def locale_query(locale)
  request.query_parameters.merge(locale: locale).to_query
end

#part_query(mime_type) (private)

[ GitHub ]

# File 'railties/lib/rails/mailers_controller.rb', line 111


def part_query(mime_type)
  request.query_parameters.merge(part: mime_type).to_query
end

#preview

[ GitHub ]

# File 'railties/lib/rails/mailers_controller.rb', line 32


def preview
  if params[:path] == @preview.preview_name
    @page_title = "Action Mailer Previews for #{@preview.preview_name}"
    render action: "mailer"
  else
    @email_action = File.basename(params[:path])

    if @preview.email_exists?(@email_action)
      @page_title = "Mailer Preview for #{@preview.preview_name}##{@email_action}"
      @email = @preview.call(@email_action, params)
      @attachments = attachments_for(@email).reject { |filename, attachment| attachment.inline? }
      @inline_attachments = attachments_for(@email).select { |filename, attachment| attachment.inline? }

      if params[:part]
        part_type = Mime::Type.lookup(params[:part])

        if part = find_part(part_type)
          response.content_type = part_type
          render plain: part.respond_to?(:decoded) ? part.decoded : part
        else
          raise AbstractController::ActionNotFound, "Email part '#{part_type}' not found in #{@preview.name}##{@email_action}"
        end
      else
        @part = find_preferred_part(request.format, Mime[:html], Mime[:text])
        render action: "email", layout: false, formats: [:html]
      end
    else
      raise AbstractController::ActionNotFound, "Email '#{@email_action}' not found in #{@preview.name}"
    end
  end
end

#set_locale(&block) (private)

[ GitHub ]

# File 'railties/lib/rails/mailers_controller.rb', line 119


def set_locale(&block)
  I18n.with_locale(params[:locale] || I18n.default_locale, &block)
end

Class: Rails::MailersController

Constant Summary

::ActionController::ParamsWrapper - Included

::ActiveSupport::Callbacks - Included

::ActionController::Rendering - Included

::ActionController::DataStreaming - Included

::ActionController::RequestForgeryProtection - Included

::ActionController::Renderers - Included

::ActionController::Redirecting - Included

::AbstractController::Rendering - Included

::ActionController::Base - Inherited

Class Attribute Summary

::ActionController::Base - Inherited

::ActionController::Metal - Inherited

::AbstractController::Base - Inherited

Class Method Summary

::ActionController::Base - Inherited

::ActionController::Metal - Inherited

::AbstractController::Base - Inherited

::ActiveSupport::DescendantsTracker - Extended

Instance Attribute Summary

ApplicationController - Inherited

::ActionController::Base - Inherited

::ActionController::Helpers - Included

::ActionController::Redirecting - Included

::AbstractController::UrlFor - Included

::ActionDispatch::Routing::UrlFor - Included

::ActionView::Layouts - Included

::ActionView::Rendering - Included

::ActionView::ViewPaths - Included

::ActionController::Renderers::All - Included

::ActionController::EtagWithTemplateDigest - Included

::ActionController::EtagWithFlash - Included

::AbstractController::Caching - Inherited

::AbstractController::Caching::ConfigMethods - Included

::ActionController::ImplicitRender - Included

::ActionController::StrongParameters - Included

::ActionController::RequestForgeryProtection - Included

::ActionController::ContentSecurityPolicy - Included

::AbstractController::Callbacks - Included

::ActionController::Rescue - Included

::ActionController::Instrumentation - Included

::ActionController::ParamsWrapper - Included

::ActionController::Metal - Inherited

::AbstractController::Base - Inherited

Instance Method Summary

ApplicationController - Inherited

::ActionController::Base - Inherited

::AbstractController::Rendering - Included

::AbstractController::Translation - Included

::ActionController::Helpers - Included

::ActionController::Redirecting - Included

::ActionController::UrlFor - Included

::AbstractController::UrlFor - Included

::ActionDispatch::Routing::UrlFor - Included

::ActionDispatch::Routing::PolymorphicRoutes - Included

::ActionView::Layouts - Included

::ActionView::Rendering - Included

::ActionView::ViewPaths - Included

::ActionController::Renderers - Included

::ActionController::EtagWithTemplateDigest - Included

::ActionController::ConditionalGet - Included

::ActionController::Head - Included

::AbstractController::Caching - Inherited

::AbstractController::Caching::Fragments - Included

::ActionController::Caching - Included

::ActionController::MimeResponds - Included

::ActionController::ImplicitRender - Included

::ActionController::BasicImplicitRender - Included

::ActionController::Cookies - Included

::ActionController::Flash - Included

::ActionController::FormBuilder - Included

::ActionController::RequestForgeryProtection - Included

::ActionController::ContentSecurityPolicy - Included

::AbstractController::Helpers - Included

::ActionController::RateLimiting - Included

::ActionController::AllowBrowser - Included

::ActionController::Streaming - Included

::ActionController::DataStreaming - Included

::ActionController::Rendering - Included

`::ActionController::ParamsWrapper` - Included

`::ActiveSupport::Callbacks` - Included

`::ActionController::Rendering` - Included

`::ActionController::DataStreaming` - Included

`::ActionController::RequestForgeryProtection` - Included

`::ActionController::Renderers` - Included

`::ActionController::Redirecting` - Included

`::AbstractController::Rendering` - Included

`::ActionController::Base` - Inherited

`::ActionController::Base` - Inherited

`::ActionController::Metal` - Inherited

`::AbstractController::Base` - Inherited

`::ActionController::Base` - Inherited

`::ActionController::Metal` - Inherited

`::AbstractController::Base` - Inherited

`::ActiveSupport::DescendantsTracker` - Extended

`ApplicationController` - Inherited

`::ActionController::Base` - Inherited

`::ActionController::Helpers` - Included

`::ActionController::Redirecting` - Included

`::AbstractController::UrlFor` - Included

`::ActionDispatch::Routing::UrlFor` - Included

`::ActionView::Layouts` - Included

`::ActionView::Rendering` - Included

`::ActionView::ViewPaths` - Included

`::ActionController::Renderers::All` - Included

`::ActionController::EtagWithTemplateDigest` - Included

`::ActionController::EtagWithFlash` - Included

`::AbstractController::Caching` - Inherited

`::AbstractController::Caching::ConfigMethods` - Included

`::ActionController::ImplicitRender` - Included

`::ActionController::StrongParameters` - Included

`::ActionController::RequestForgeryProtection` - Included

`::ActionController::ContentSecurityPolicy` - Included

`::AbstractController::Callbacks` - Included

`::ActionController::Rescue` - Included

`::ActionController::Instrumentation` - Included

`::ActionController::ParamsWrapper` - Included

`::ActionController::Metal` - Inherited

`::AbstractController::Base` - Inherited

`ApplicationController` - Inherited

`::ActionController::Base` - Inherited

`::AbstractController::Rendering` - Included

`::AbstractController::Translation` - Included

`::ActionController::Helpers` - Included

`::ActionController::Redirecting` - Included

`::ActionController::UrlFor` - Included

`::AbstractController::UrlFor` - Included

`::ActionDispatch::Routing::UrlFor` - Included

`::ActionDispatch::Routing::PolymorphicRoutes` - Included

`::ActionView::Layouts` - Included

`::ActionView::Rendering` - Included

`::ActionView::ViewPaths` - Included

`::ActionController::Renderers` - Included

`::ActionController::EtagWithTemplateDigest` - Included

`::ActionController::ConditionalGet` - Included

`::ActionController::Head` - Included

`::AbstractController::Caching` - Inherited

`::AbstractController::Caching::Fragments` - Included

`::ActionController::Caching` - Included

`::ActionController::MimeResponds` - Included

`::ActionController::ImplicitRender` - Included

`::ActionController::BasicImplicitRender` - Included

`::ActionController::Cookies` - Included

`::ActionController::Flash` - Included

`::ActionController::FormBuilder` - Included

`::ActionController::RequestForgeryProtection` - Included

`::ActionController::ContentSecurityPolicy` - Included

`::AbstractController::Helpers` - Included

`::ActionController::RateLimiting` - Included

`::ActionController::AllowBrowser` - Included

`::ActionController::Streaming` - Included

`::ActionController::DataStreaming` - Included

`::ActionController::Rendering` - Included

`::ActionController::HttpAuthentication::Basic::ControllerMethods` - Included

`::ActionController::HttpAuthentication::Digest::ControllerMethods` - Included

`::ActionController::HttpAuthentication::Token::ControllerMethods` - Included

`::AbstractController::Callbacks` - Included

`::ActiveSupport::Callbacks` - Included

`::ActionController::Rescue` - Included