diff options
Diffstat (limited to 'railties/lib/rails/mailers_controller.rb')
| -rw-r--r-- | railties/lib/rails/mailers_controller.rb | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/railties/lib/rails/mailers_controller.rb b/railties/lib/rails/mailers_controller.rb new file mode 100644 index 0000000000..dd318f52e5 --- /dev/null +++ b/railties/lib/rails/mailers_controller.rb @@ -0,0 +1,73 @@ +require 'rails/application_controller' + +class Rails::MailersController < Rails::ApplicationController # :nodoc: + prepend_view_path ActionDispatch::DebugExceptions::RESCUES_TEMPLATE_PATH + + before_filter :require_local! + before_filter :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
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