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-rw-r--r--actionmailer/lib/action_mailer/preview.rb10
-rw-r--r--actionmailer/test/base_test.rb16
-rw-r--r--railties/lib/rails/mailers_controller.rb8
-rw-r--r--railties/lib/rails/templates/rails/mailers/email.html.erb6
-rw-r--r--railties/test/application/mailer_previews_test.rb51
5 files changed, 85 insertions, 6 deletions
diff --git a/actionmailer/lib/action_mailer/preview.rb b/actionmailer/lib/action_mailer/preview.rb
index b0152aff03..87ba743f3d 100644
--- a/actionmailer/lib/action_mailer/preview.rb
+++ b/actionmailer/lib/action_mailer/preview.rb
@@ -52,6 +52,12 @@ module ActionMailer
class Preview
extend ActiveSupport::DescendantsTracker
+ attr_reader :params
+
+ def initialize(params = {})
+ @params = params
+ end
+
class << self
# Returns all mailer preview classes.
def all
@@ -62,8 +68,8 @@ module ActionMailer
# Returns the mail object for the given email name. The registered preview
# interceptors will be informed so that they can transform the message
# as they would if the mail was actually being delivered.
- def call(email)
- preview = new
+ def call(email, params = {})
+ preview = new(params)
message = preview.public_send(email)
inform_preview_interceptors(message)
message
diff --git a/actionmailer/test/base_test.rb b/actionmailer/test/base_test.rb
index 61960d411d..ebb97078e6 100644
--- a/actionmailer/test/base_test.rb
+++ b/actionmailer/test/base_test.rb
@@ -968,3 +968,19 @@ class BasePreviewInterceptorsTest < ActiveSupport::TestCase
end
end
end
+
+class BasePreviewTest < ActiveSupport::TestCase
+ class BaseMailerPreview < ActionMailer::Preview
+ def welcome
+ BaseMailer.welcome(params)
+ end
+ end
+
+ test "has access to params" do
+ params = { name: "World" }
+
+ assert_called_with(BaseMailer, :welcome, [params]) do
+ BaseMailerPreview.call(:welcome, params)
+ end
+ end
+end
diff --git a/railties/lib/rails/mailers_controller.rb b/railties/lib/rails/mailers_controller.rb
index 000ce40fbc..7ff55ef5bf 100644
--- a/railties/lib/rails/mailers_controller.rb
+++ b/railties/lib/rails/mailers_controller.rb
@@ -6,6 +6,8 @@ class Rails::MailersController < Rails::ApplicationController # :nodoc:
before_action :require_local!, unless: :show_previews?
before_action :find_preview, only: :preview
+ helper_method :part_query
+
def index
@previews = ActionMailer::Preview.all
@page_title = "Mailer Previews"
@@ -19,7 +21,7 @@ class Rails::MailersController < Rails::ApplicationController # :nodoc:
@email_action = File.basename(params[:path])
if @preview.email_exists?(@email_action)
- @email = @preview.call(@email_action)
+ @email = @preview.call(@email_action, params)
if params[:part]
part_type = Mime::Type.lookup(params[:part])
@@ -76,4 +78,8 @@ class Rails::MailersController < Rails::ApplicationController # :nodoc:
@email
end
end
+
+ def part_query(mime_type)
+ request.query_parameters.merge(part: mime_type).to_query
+ end
end
diff --git a/railties/lib/rails/templates/rails/mailers/email.html.erb b/railties/lib/rails/templates/rails/mailers/email.html.erb
index c63781ed0c..89c1129f90 100644
--- a/railties/lib/rails/templates/rails/mailers/email.html.erb
+++ b/railties/lib/rails/templates/rails/mailers/email.html.erb
@@ -98,8 +98,8 @@
<% if @email.multipart? %>
<dd>
<select onchange="formatChanged(this);">
- <option <%= request.format == Mime[:html] ? 'selected' : '' %> value="?part=text%2Fhtml">View as HTML email</option>
- <option <%= request.format == Mime[:text] ? 'selected' : '' %> value="?part=text%2Fplain">View as plain-text email</option>
+ <option <%= request.format == Mime[:html] ? 'selected' : '' %> value="?<%= part_query('text/html') %>">View as HTML email</option>
+ <option <%= request.format == Mime[:text] ? 'selected' : '' %> value="?<%= part_query('text/plain') %>">View as plain-text email</option>
</select>
</dd>
<% end %>
@@ -107,7 +107,7 @@
</header>
<% if @part && @part.mime_type %>
- <iframe seamless name="messageBody" src="?part=<%= Rack::Utils.escape(@part.mime_type) %>"></iframe>
+ <iframe seamless name="messageBody" src="?<%= part_query(@part.mime_type) %>"></iframe>
<% else %>
<p>
You are trying to preview an email that does not have any content.
diff --git a/railties/test/application/mailer_previews_test.rb b/railties/test/application/mailer_previews_test.rb
index c3a360e5d4..f5c013dab6 100644
--- a/railties/test/application/mailer_previews_test.rb
+++ b/railties/test/application/mailer_previews_test.rb
@@ -485,6 +485,57 @@ module ApplicationTests
assert_match '<li><a href="/my_app/rails/mailers/notifier/foo">foo</a></li>', last_response.body
end
+ test "mailer preview receives query params" do
+ mailer "notifier", <<-RUBY
+ class Notifier < ActionMailer::Base
+ default from: "from@example.com"
+
+ def foo(name)
+ @name = name
+ mail to: "to@example.org"
+ end
+ end
+ RUBY
+
+ html_template "notifier/foo", <<-RUBY
+ <p>Hello, <%= @name %>!</p>
+ RUBY
+
+ text_template "notifier/foo", <<-RUBY
+ Hello, <%= @name %>!
+ RUBY
+
+ mailer_preview "notifier", <<-RUBY
+ class NotifierPreview < ActionMailer::Preview
+ def foo
+ Notifier.foo(params[:name] || "World")
+ end
+ end
+ RUBY
+
+ app("development")
+
+ get "/rails/mailers/notifier/foo.txt"
+ assert_equal 200, last_response.status
+ assert_match '<iframe seamless name="messageBody" src="?part=text%2Fplain">', last_response.body
+ assert_match '<option selected value="?part=text%2Fplain">', last_response.body
+ assert_match '<option value="?part=text%2Fhtml">', last_response.body
+
+ get "/rails/mailers/notifier/foo?part=text%2Fplain"
+ assert_equal 200, last_response.status
+ assert_match %r[Hello, World!], last_response.body
+
+ get "/rails/mailers/notifier/foo.html?name=Ruby"
+ assert_equal 200, last_response.status
+ assert_match '<iframe seamless name="messageBody" src="?name=Ruby&amp;part=text%2Fhtml">', last_response.body
+ assert_match '<option selected value="?name=Ruby&amp;part=text%2Fhtml">', last_response.body
+ assert_match '<option value="?name=Ruby&amp;part=text%2Fplain">', last_response.body
+
+ get "/rails/mailers/notifier/foo?name=Ruby&part=text%2Fhtml"
+ assert_equal 200, last_response.status
+ assert_match %r[<p>Hello, Ruby!</p>], last_response.body
+ end
+
test "plain text mailer preview with attachment" do
image_file "pixel.png", "iVBORw0KGgoAAAANSUhEUgAAAAEAAAABAQMAAAAl21bKAAAAA1BMVEWzIioca/JlAAAACklEQVQI12NgAAAAAgAB4iG8MwAAAABJRU5ErkJgggo="