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rails--rails/railties/lib/rails/mailers_controller.rb
Rafael Mendonça França 6c5f43bab8 Deprecate all *_filter callbacks in favor of *_action callbacks
This is the continuation of the work started at
9d62e04838
2014-05-27 19:10:14 -03:00

73 lines
2.1 KiB
Ruby

require 'rails/application_controller'
class Rails::MailersController < Rails::ApplicationController # :nodoc:
prepend_view_path ActionDispatch::DebugExceptions::RESCUES_TEMPLATE_PATH
before_action :require_local!
before_action :find_preview, only: :preview
def index
@previews = ActionMailer::Preview.all
@page_title = "Mailer Previews"
end
def preview
if params[:path] == @preview.preview_name
@page_title = "Mailer Previews for #{@preview.preview_name}"
render action: 'mailer'
else
email = File.basename(params[:path])
if @preview.email_exists?(email)
@email = @preview.call(email)
if params[:part]
part_type = Mime::Type.lookup(params[:part])
if part = find_part(part_type)
response.content_type = part_type
render text: part.respond_to?(:decoded) ? part.decoded : part
else
raise AbstractController::ActionNotFound, "Email part '#{part_type}' not found in #{@preview.name}##{email}"
end
else
@part = find_preferred_part(request.format, Mime::HTML, Mime::TEXT)
render action: 'email', layout: false, formats: %w[html]
end
else
raise AbstractController::ActionNotFound, "Email '#{email}' not found in #{@preview.name}"
end
end
end
protected
def find_preview
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
def find_preferred_part(*formats)
if @email.multipart?
formats.each do |format|
return find_part(format) if @email.parts.any?{ |p| p.mime_type == format }
end
else
@email
end
end
def find_part(format)
if @email.multipart?
@email.parts.find{ |p| p.mime_type == format }
elsif @email.mime_type == format
@email
end
end
end