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-rw-r--r--actionmailer/lib/action_mailer.rb18
-rw-r--r--actionmailer/lib/action_mailer/base.rb251
-rw-r--r--actionmailer/lib/action_mailer/collector.rb6
-rw-r--r--actionmailer/lib/action_mailer/delivery_job.rb23
-rw-r--r--actionmailer/lib/action_mailer/delivery_methods.rb10
-rw-r--r--actionmailer/lib/action_mailer/gem_version.rb4
-rw-r--r--actionmailer/lib/action_mailer/inline_preview_interceptor.rb6
-rw-r--r--actionmailer/lib/action_mailer/log_subscriber.rb4
-rw-r--r--actionmailer/lib/action_mailer/mail_helper.rb2
-rw-r--r--actionmailer/lib/action_mailer/message_delivery.rb63
-rw-r--r--actionmailer/lib/action_mailer/preview.rb13
-rw-r--r--actionmailer/lib/action_mailer/railtie.rb29
-rw-r--r--actionmailer/lib/action_mailer/rescuable.rb27
-rw-r--r--actionmailer/lib/action_mailer/test_case.rb29
-rw-r--r--actionmailer/lib/action_mailer/test_helper.rb2
-rw-r--r--actionmailer/lib/action_mailer/version.rb2
-rw-r--r--actionmailer/lib/rails/generators/mailer/mailer_generator.rb19
-rw-r--r--actionmailer/lib/rails/generators/mailer/templates/application_mailer.rb6
18 files changed, 325 insertions, 189 deletions
diff --git a/actionmailer/lib/action_mailer.rb b/actionmailer/lib/action_mailer.rb
index 55c017e338..668bc99435 100644
--- a/actionmailer/lib/action_mailer.rb
+++ b/actionmailer/lib/action_mailer.rb
@@ -21,15 +21,15 @@
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#++
-require 'abstract_controller'
-require 'action_mailer/version'
+require "abstract_controller"
+require "action_mailer/version"
# Common Active Support usage in Action Mailer
-require 'active_support/rails'
-require 'active_support/core_ext/class'
-require 'active_support/core_ext/module/attr_internal'
-require 'active_support/core_ext/string/inflections'
-require 'active_support/lazy_load_hooks'
+require "active_support/rails"
+require "active_support/core_ext/class"
+require "active_support/core_ext/module/attr_internal"
+require "active_support/core_ext/string/inflections"
+require "active_support/lazy_load_hooks"
module ActionMailer
extend ::ActiveSupport::Autoload
@@ -43,14 +43,14 @@ module ActionMailer
autoload :InlinePreviewInterceptor
autoload :MailHelper
autoload :Preview
- autoload :Previews, 'action_mailer/preview'
+ autoload :Previews, "action_mailer/preview"
autoload :TestCase
autoload :TestHelper
autoload :MessageDelivery
autoload :DeliveryJob
end
-autoload :Mime, 'action_dispatch/http/mime_type'
+autoload :Mime, "action_dispatch/http/mime_type"
ActiveSupport.on_load(:action_view) do
ActionView::Base.default_formats ||= Mime::SET.symbols
diff --git a/actionmailer/lib/action_mailer/base.rb b/actionmailer/lib/action_mailer/base.rb
index bb3cb1be45..e9966c7ff5 100644
--- a/actionmailer/lib/action_mailer/base.rb
+++ b/actionmailer/lib/action_mailer/base.rb
@@ -1,10 +1,11 @@
-require 'mail'
-require 'action_mailer/collector'
-require 'active_support/core_ext/string/inflections'
-require 'active_support/core_ext/hash/except'
-require 'active_support/core_ext/module/anonymous'
+require "mail"
+require "action_mailer/collector"
+require "active_support/core_ext/string/inflections"
+require "active_support/core_ext/hash/except"
+require "active_support/core_ext/module/anonymous"
-require 'action_mailer/log_subscriber'
+require "action_mailer/log_subscriber"
+require "action_mailer/rescuable"
module ActionMailer
# Action Mailer allows you to send email from your application using a mailer model and views.
@@ -86,7 +87,7 @@ module ActionMailer
# Like Action Controller, each mailer class has a corresponding view directory in which each
# method of the class looks for a template with its name.
#
- # To define a template to be used with a mailing, create an <tt>.erb</tt> file with the same
+ # To define a template to be used with a mailer, create an <tt>.erb</tt> file with the same
# name as the method in your mailer model. For example, in the mailer defined above, the template at
# <tt>app/views/notifier_mailer/welcome.text.erb</tt> would be used to generate the email.
#
@@ -144,7 +145,7 @@ module ActionMailer
# mail.deliver_now # generates and sends the email now
#
# The <tt>ActionMailer::MessageDelivery</tt> class is a wrapper around a delegate that will call
- # your method to generate the mail. If you want direct access to delegator, or <tt>Mail::Message</tt>,
+ # your method to generate the mail. If you want direct access to the delegator, or <tt>Mail::Message</tt>,
# you can call the <tt>message</tt> method on the <tt>ActionMailer::MessageDelivery</tt> object.
#
# NotifierMailer.welcome(User.first).message # => a Mail::Message object
@@ -163,7 +164,7 @@ module ActionMailer
#
# Multipart messages can also be used implicitly because Action Mailer will automatically detect and use
# multipart templates, where each template is named after the name of the action, followed by the content
- # type. Each such detected template will be added as a separate part to the message.
+ # type. Each such detected template will be added to the message, as a separate part.
#
# For example, if the following templates exist:
# * signup_notification.text.erb
@@ -288,8 +289,8 @@ module ActionMailer
# end
#
# Note that the proc is evaluated right at the start of the mail message generation, so if you
- # set something in the default using a proc, and then set the same thing inside of your
- # mailer method, it will get over written by the mailer method.
+ # set something in the default hash using a proc, and then set the same thing inside of your
+ # mailer method, it will get overwritten by the mailer method.
#
# It is also possible to set these default options that will be used in all mailers through
# the <tt>default_options=</tt> configuration in <tt>config/application.rb</tt>:
@@ -389,13 +390,13 @@ module ActionMailer
# to use it. Defaults to <tt>true</tt>.
# * <tt>:openssl_verify_mode</tt> - When using TLS, you can set how OpenSSL checks the certificate. This is
# really useful if you need to validate a self-signed and/or a wildcard certificate. You can use the name
- # of an OpenSSL verify constant (<tt>'none'</tt>, <tt>'peer'</tt>, <tt>'client_once'</tt>,
- # <tt>'fail_if_no_peer_cert'</tt>) or directly the constant (<tt>OpenSSL::SSL::VERIFY_NONE</tt>,
- # <tt>OpenSSL::SSL::VERIFY_PEER</tt>, ...).
+ # of an OpenSSL verify constant (<tt>'none'</tt> or <tt>'peer'</tt>) or directly the constant
+ # (<tt>OpenSSL::SSL::VERIFY_NONE</tt> or <tt>OpenSSL::SSL::VERIFY_PEER</tt>).
+ # <tt>:ssl/:tls</tt> Enables the SMTP connection to use SMTP/TLS (SMTPS: SMTP over direct TLS connection)
#
# * <tt>sendmail_settings</tt> - Allows you to override options for the <tt>:sendmail</tt> delivery method.
# * <tt>:location</tt> - The location of the sendmail executable. Defaults to <tt>/usr/sbin/sendmail</tt>.
- # * <tt>:arguments</tt> - The command line arguments. Defaults to <tt>-i -t</tt> with <tt>-f sender@address</tt>
+ # * <tt>:arguments</tt> - The command line arguments. Defaults to <tt>-i</tt> with <tt>-f sender@address</tt>
# added automatically before the message is sent.
#
# * <tt>file_settings</tt> - Allows you to override options for the <tt>:file</tt> delivery method.
@@ -419,6 +420,7 @@ module ActionMailer
# * <tt>deliver_later_queue_name</tt> - The name of the queue used with <tt>deliver_later</tt>.
class Base < AbstractController::Base
include DeliveryMethods
+ include Rescuable
include Previews
abstract!
@@ -430,6 +432,7 @@ module ActionMailer
include AbstractController::Translation
include AbstractController::AssetPaths
include AbstractController::Callbacks
+ include AbstractController::Caching
include ActionView::Layouts
@@ -484,7 +487,7 @@ module ActionMailer
end
private :observer_class_for
- # Returns the name of current mailer. This method is also being used as a path for a view lookup.
+ # Returns the name of the current mailer. This method is also being used as a path for a view lookup.
# If this is an anonymous mailer, this method will return +anonymous+ instead.
def mailer_name
@mailer_name ||= anonymous? ? "anonymous" : name.underscore
@@ -595,7 +598,7 @@ module ActionMailer
end
class NullMail #:nodoc:
- def body; '' end
+ def body; "" end
def header; {} end
def respond_to?(string, include_all=false)
@@ -664,7 +667,7 @@ module ActionMailer
#
# You can also specify overrides if you want by passing a hash instead of a string:
#
- # mail.attachments['filename.jpg'] = {mime_type: 'application/x-gzip',
+ # mail.attachments['filename.jpg'] = {mime_type: 'application/gzip',
# content: File.read('/path/to/filename.jpg')}
#
# If you want to use encoding other than Base64 then you will need to pass encoding
@@ -672,7 +675,7 @@ module ActionMailer
# data:
#
# file_content = SpecialEncode(File.read('/path/to/filename.jpg'))
- # mail.attachments['filename.jpg'] = {mime_type: 'application/x-gzip',
+ # mail.attachments['filename.jpg'] = {mime_type: 'application/gzip',
# encoding: 'SpecialEncoding',
# content: file_content }
#
@@ -829,124 +832,136 @@ module ActionMailer
protected
- # Used by #mail to set the content type of the message.
- #
- # It will use the given +user_content_type+, or multipart if the mail
- # message has any attachments. If the attachments are inline, the content
- # type will be "multipart/related", otherwise "multipart/mixed".
- #
- # If there is no content type passed in via headers, and there are no
- # attachments, or the message is multipart, then the default content type is
- # used.
- def set_content_type(m, user_content_type, class_default)
- params = m.content_type_parameters || {}
- case
- when user_content_type.present?
- user_content_type
- when m.has_attachments?
- if m.attachments.detect(&:inline?)
- ["multipart", "related", params]
+ # Used by #mail to set the content type of the message.
+ #
+ # It will use the given +user_content_type+, or multipart if the mail
+ # message has any attachments. If the attachments are inline, the content
+ # type will be "multipart/related", otherwise "multipart/mixed".
+ #
+ # If there is no content type passed in via headers, and there are no
+ # attachments, or the message is multipart, then the default content type is
+ # used.
+ def set_content_type(m, user_content_type, class_default)
+ params = m.content_type_parameters || {}
+ case
+ when user_content_type.present?
+ user_content_type
+ when m.has_attachments?
+ if m.attachments.detect(&:inline?)
+ ["multipart", "related", params]
+ else
+ ["multipart", "mixed", params]
+ end
+ when m.multipart?
+ ["multipart", "alternative", params]
else
- ["multipart", "mixed", params]
+ m.content_type || class_default
end
- when m.multipart?
- ["multipart", "alternative", params]
- else
- m.content_type || class_default
end
- end
- # Translates the +subject+ using Rails I18n class under <tt>[mailer_scope, action_name]</tt> scope.
- # If it does not find a translation for the +subject+ under the specified scope it will default to a
- # humanized version of the <tt>action_name</tt>.
- # If the subject has interpolations, you can pass them through the +interpolations+ parameter.
- def default_i18n_subject(interpolations = {})
- mailer_scope = self.class.mailer_name.tr('/', '.')
- I18n.t(:subject, interpolations.merge(scope: [mailer_scope, action_name], default: action_name.humanize))
- end
+ # Translates the +subject+ using Rails I18n class under <tt>[mailer_scope, action_name]</tt> scope.
+ # If it does not find a translation for the +subject+ under the specified scope it will default to a
+ # humanized version of the <tt>action_name</tt>.
+ # If the subject has interpolations, you can pass them through the +interpolations+ parameter.
+ def default_i18n_subject(interpolations = {})
+ mailer_scope = self.class.mailer_name.tr("/", ".")
+ I18n.t(:subject, interpolations.merge(scope: [mailer_scope, action_name], default: action_name.humanize))
+ end
- # Emails do not support relative path links.
- def self.supports_path?
- false
- end
+ # Emails do not support relative path links.
+ def self.supports_path?
+ false
+ end
private
- def apply_defaults(headers)
- default_values = self.class.default.map do |key, value|
- [
- key,
- value.is_a?(Proc) ? instance_eval(&value) : value
- ]
- end.to_h
-
- headers_with_defaults = headers.reverse_merge(default_values)
- headers_with_defaults[:subject] ||= default_i18n_subject
- headers_with_defaults
- end
+ def apply_defaults(headers)
+ default_values = self.class.default.map do |key, value|
+ [
+ key,
+ value.is_a?(Proc) ? instance_eval(&value) : value
+ ]
+ end.to_h
+
+ headers_with_defaults = headers.reverse_merge(default_values)
+ headers_with_defaults[:subject] ||= default_i18n_subject
+ headers_with_defaults
+ end
- def assign_headers_to_message(message, headers)
- assignable = headers.except(:parts_order, :content_type, :body, :template_name,
- :template_path, :delivery_method, :delivery_method_options)
- assignable.each { |k, v| message[k] = v }
- end
+ def assign_headers_to_message(message, headers)
+ assignable = headers.except(:parts_order, :content_type, :body, :template_name,
+ :template_path, :delivery_method, :delivery_method_options)
+ assignable.each { |k, v| message[k] = v }
+ end
- def collect_responses(headers)
- if block_given?
- collector = ActionMailer::Collector.new(lookup_context) { render(action_name) }
- yield(collector)
- collector.responses
- elsif headers[:body]
- [{
- body: headers.delete(:body),
- content_type: self.class.default[:content_type] || "text/plain"
- }]
- else
- collect_responses_from_templates(headers)
+ def collect_responses(headers)
+ if block_given?
+ collector = ActionMailer::Collector.new(lookup_context) { render(action_name) }
+ yield(collector)
+ collector.responses
+ elsif headers[:body]
+ [{
+ body: headers.delete(:body),
+ content_type: self.class.default[:content_type] || "text/plain"
+ }]
+ else
+ collect_responses_from_templates(headers)
+ end
end
- end
- def collect_responses_from_templates(headers)
- templates_path = headers[:template_path] || self.class.mailer_name
- templates_name = headers[:template_name] || action_name
+ def collect_responses_from_templates(headers)
+ templates_path = headers[:template_path] || self.class.mailer_name
+ templates_name = headers[:template_name] || action_name
- each_template(Array(templates_path), templates_name).map do |template|
- self.formats = template.formats
- {
- body: render(template: template),
- content_type: template.type.to_s
- }
+ each_template(Array(templates_path), templates_name).map do |template|
+ self.formats = template.formats
+ {
+ body: render(template: template),
+ content_type: template.type.to_s
+ }
+ end
end
- end
- def each_template(paths, name, &block)
- templates = lookup_context.find_all(name, paths)
- if templates.empty?
- raise ActionView::MissingTemplate.new(paths, name, paths, false, 'mailer')
- else
- templates.uniq(&:formats).each(&block)
+ def each_template(paths, name, &block)
+ templates = lookup_context.find_all(name, paths)
+ if templates.empty?
+ raise ActionView::MissingTemplate.new(paths, name, paths, false, "mailer")
+ else
+ templates.uniq(&:formats).each(&block)
+ end
end
- end
- def create_parts_from_responses(m, responses)
- if responses.size == 1 && !m.has_attachments?
- responses[0].each { |k,v| m[k] = v }
- elsif responses.size > 1 && m.has_attachments?
- container = Mail::Part.new
- container.content_type = "multipart/alternative"
- responses.each { |r| insert_part(container, r, m.charset) }
- m.add_part(container)
- else
- responses.each { |r| insert_part(m, r, m.charset) }
+ def create_parts_from_responses(m, responses)
+ if responses.size == 1 && !m.has_attachments?
+ responses[0].each { |k,v| m[k] = v }
+ elsif responses.size > 1 && m.has_attachments?
+ container = Mail::Part.new
+ container.content_type = "multipart/alternative"
+ responses.each { |r| insert_part(container, r, m.charset) }
+ m.add_part(container)
+ else
+ responses.each { |r| insert_part(m, r, m.charset) }
+ end
end
- end
- def insert_part(container, response, charset)
- response[:charset] ||= charset
- part = Mail::Part.new(response)
- container.add_part(part)
- end
+ def insert_part(container, response, charset)
+ response[:charset] ||= charset
+ part = Mail::Part.new(response)
+ container.add_part(part)
+ end
+
+ # This and #instrument_name is for caching instrument
+ def instrument_payload(key)
+ {
+ mailer: mailer_name,
+ key: key
+ }
+ end
+
+ def instrument_name
+ "action_mailer"
+ end
- ActiveSupport.run_load_hooks(:action_mailer, self)
+ ActiveSupport.run_load_hooks(:action_mailer, self)
end
end
diff --git a/actionmailer/lib/action_mailer/collector.rb b/actionmailer/lib/action_mailer/collector.rb
index e8883a8235..d97a73d65a 100644
--- a/actionmailer/lib/action_mailer/collector.rb
+++ b/actionmailer/lib/action_mailer/collector.rb
@@ -1,6 +1,6 @@
-require 'abstract_controller/collector'
-require 'active_support/core_ext/hash/reverse_merge'
-require 'active_support/core_ext/array/extract_options'
+require "abstract_controller/collector"
+require "active_support/core_ext/hash/reverse_merge"
+require "active_support/core_ext/array/extract_options"
module ActionMailer
class Collector
diff --git a/actionmailer/lib/action_mailer/delivery_job.rb b/actionmailer/lib/action_mailer/delivery_job.rb
index 52772af2d3..a617daa87e 100644
--- a/actionmailer/lib/action_mailer/delivery_job.rb
+++ b/actionmailer/lib/action_mailer/delivery_job.rb
@@ -1,13 +1,34 @@
-require 'active_job'
+require "active_job"
module ActionMailer
# The <tt>ActionMailer::DeliveryJob</tt> class is used when you
# want to send emails outside of the request-response cycle.
+ #
+ # Exceptions are rescued and handled by the mailer class.
class DeliveryJob < ActiveJob::Base # :nodoc:
queue_as { ActionMailer::Base.deliver_later_queue_name }
+ rescue_from StandardError, with: :handle_exception_with_mailer_class
+
def perform(mailer, mail_method, delivery_method, *args) #:nodoc:
mailer.constantize.public_send(mail_method, *args).send(delivery_method)
end
+
+ private
+ # "Deserialize" the mailer class name by hand in case another argument
+ # (like a Global ID reference) raised DeserializationError.
+ def mailer_class
+ if mailer = Array(@serialized_arguments).first || Array(arguments).first
+ mailer.constantize
+ end
+ end
+
+ def handle_exception_with_mailer_class(exception)
+ if klass = mailer_class
+ klass.handle_exception exception
+ else
+ raise exception
+ end
+ end
end
end
diff --git a/actionmailer/lib/action_mailer/delivery_methods.rb b/actionmailer/lib/action_mailer/delivery_methods.rb
index 4758b55a2a..6be2c91da6 100644
--- a/actionmailer/lib/action_mailer/delivery_methods.rb
+++ b/actionmailer/lib/action_mailer/delivery_methods.rb
@@ -1,4 +1,4 @@
-require 'tmpdir'
+require "tmpdir"
module ActionMailer
# This module handles everything related to mail delivery, from registering
@@ -25,7 +25,7 @@ module ActionMailer
add_delivery_method :smtp, Mail::SMTP,
address: "localhost",
port: 25,
- domain: 'localhost.localdomain',
+ domain: "localhost.localdomain",
user_name: nil,
password: nil,
authentication: nil,
@@ -35,8 +35,8 @@ module ActionMailer
location: defined?(Rails.root) ? "#{Rails.root}/tmp/mails" : "#{Dir.tmpdir}/mails"
add_delivery_method :sendmail, Mail::Sendmail,
- location: '/usr/sbin/sendmail',
- arguments: '-i -t'
+ location: "/usr/sbin/sendmail",
+ arguments: "-i"
add_delivery_method :test, Mail::TestMailer
end
@@ -51,7 +51,7 @@ module ActionMailer
#
# add_delivery_method :sendmail, Mail::Sendmail,
# location: '/usr/sbin/sendmail',
- # arguments: '-i -t'
+ # arguments: '-i'
def add_delivery_method(symbol, klass, default_options={})
class_attribute(:"#{symbol}_settings") unless respond_to?(:"#{symbol}_settings")
send(:"#{symbol}_settings=", default_options)
diff --git a/actionmailer/lib/action_mailer/gem_version.rb b/actionmailer/lib/action_mailer/gem_version.rb
index a1ee5fb238..7dafceef2b 100644
--- a/actionmailer/lib/action_mailer/gem_version.rb
+++ b/actionmailer/lib/action_mailer/gem_version.rb
@@ -6,9 +6,9 @@ module ActionMailer
module VERSION
MAJOR = 5
- MINOR = 0
+ MINOR = 1
TINY = 0
- PRE = "beta2"
+ PRE = "alpha"
STRING = [MAJOR, MINOR, TINY, PRE].compact.join(".")
end
diff --git a/actionmailer/lib/action_mailer/inline_preview_interceptor.rb b/actionmailer/lib/action_mailer/inline_preview_interceptor.rb
index 6d02b39225..b7318f0092 100644
--- a/actionmailer/lib/action_mailer/inline_preview_interceptor.rb
+++ b/actionmailer/lib/action_mailer/inline_preview_interceptor.rb
@@ -1,9 +1,9 @@
-require 'base64'
+require "base64"
module ActionMailer
# Implements a mailer preview interceptor that converts image tag src attributes
# that use inline cid: style urls to data: style urls so that they are visible
- # when previewing a HTML email in a web browser.
+ # when previewing an HTML email in a web browser.
#
# This interceptor is enabled by default. To disable it, delete it from the
# <tt>ActionMailer::Base.preview_interceptors</tt> array:
@@ -55,7 +55,7 @@ module ActionMailer
end
def find_part(cid)
- message.all_parts.find{ |p| p.attachment? && p.cid == cid }
+ message.all_parts.find { |p| p.attachment? && p.cid == cid }
end
end
end
diff --git a/actionmailer/lib/action_mailer/log_subscriber.rb b/actionmailer/lib/action_mailer/log_subscriber.rb
index 2867bf90fb..2c058ccf66 100644
--- a/actionmailer/lib/action_mailer/log_subscriber.rb
+++ b/actionmailer/lib/action_mailer/log_subscriber.rb
@@ -1,4 +1,4 @@
-require 'active_support/log_subscriber'
+require "active_support/log_subscriber"
module ActionMailer
# Implements the ActiveSupport::LogSubscriber for logging notifications when
@@ -7,7 +7,7 @@ module ActionMailer
# An email was delivered.
def deliver(event)
info do
- recipients = Array(event.payload[:to]).join(', ')
+ recipients = Array(event.payload[:to]).join(", ")
"Sent mail to #{recipients} (#{event.duration.round(1)}ms)"
end
diff --git a/actionmailer/lib/action_mailer/mail_helper.rb b/actionmailer/lib/action_mailer/mail_helper.rb
index 239974e7b1..e04fc08866 100644
--- a/actionmailer/lib/action_mailer/mail_helper.rb
+++ b/actionmailer/lib/action_mailer/mail_helper.rb
@@ -54,7 +54,7 @@ module ActionMailer
sentences = [[]]
text.split.each do |word|
- if sentences.first.present? && (sentences.last + [word]).join(' ').length > len
+ if sentences.first.present? && (sentences.last + [word]).join(" ").length > len
sentences << [word]
else
sentences.last << word
diff --git a/actionmailer/lib/action_mailer/message_delivery.rb b/actionmailer/lib/action_mailer/message_delivery.rb
index 5fcb5a0c88..994d297768 100644
--- a/actionmailer/lib/action_mailer/message_delivery.rb
+++ b/actionmailer/lib/action_mailer/message_delivery.rb
@@ -1,7 +1,6 @@
-require 'delegate'
+require "delegate"
module ActionMailer
-
# The <tt>ActionMailer::MessageDelivery</tt> class is used by
# <tt>ActionMailer::Base</tt> when creating a new mailer.
# <tt>MessageDelivery</tt> is a wrapper (+Delegator+ subclass) around a lazy
@@ -14,29 +13,35 @@ module ActionMailer
# Notifier.welcome(User.first).deliver_later # enqueue email delivery as a job through Active Job
# Notifier.welcome(User.first).message # a Mail::Message object
class MessageDelivery < Delegator
- def initialize(mailer, mail_method, *args) #:nodoc:
- @mailer = mailer
- @mail_method = mail_method
- @args = args
+ def initialize(mailer_class, action, *args) #:nodoc:
+ @mailer_class, @action, @args = mailer_class, action, args
+
+ # The mail is only processed if we try to call any methods on it.
+ # Typical usage will leave it unloaded and call deliver_later.
+ @processed_mailer = nil
+ @mail_message = nil
end
+ # Method calls are delegated to the Mail::Message that's ready to deliver.
def __getobj__ #:nodoc:
- @obj ||= begin
- mailer = @mailer.new
- mailer.process @mail_method, *@args
- mailer.message
- end
+ @mail_message ||= processed_mailer.message
end
- def __setobj__(obj) #:nodoc:
- @obj = obj
+ # Unused except for delegator internals (dup, marshaling).
+ def __setobj__(mail_message) #:nodoc:
+ @mail_message = mail_message
end
- # Returns the Mail::Message object
+ # Returns the resulting Mail::Message
def message
__getobj__
end
+ # Was the delegate loaded, causing the mailer action to be processed?
+ def processed?
+ @processed_mailer || @mail_message
+ end
+
# Enqueues the email to be delivered through Active Job. When the
# job runs it will send the email using +deliver_now!+. That means
# that the message will be sent bypassing checking +perform_deliveries+
@@ -77,7 +82,9 @@ module ActionMailer
# Notifier.welcome(User.first).deliver_now!
#
def deliver_now!
- message.deliver!
+ processed_mailer.handle_exceptions do
+ message.deliver!
+ end
end
# Delivers an email:
@@ -85,14 +92,34 @@ module ActionMailer
# Notifier.welcome(User.first).deliver_now
#
def deliver_now
- message.deliver
+ processed_mailer.handle_exceptions do
+ message.deliver
+ end
end
private
+ # Returns the processed Mailer instance. We keep this instance
+ # on hand so we can delegate exception handling to it.
+ def processed_mailer
+ @processed_mailer ||= @mailer_class.new.tap do |mailer|
+ mailer.process @action, *@args
+ end
+ end
def enqueue_delivery(delivery_method, options={})
- args = @mailer.name, @mail_method.to_s, delivery_method.to_s, *@args
- ActionMailer::DeliveryJob.set(options).perform_later(*args)
+ if processed?
+ ::Kernel.raise "You've accessed the message before asking to " \
+ "deliver it later, so you may have made local changes that would " \
+ "be silently lost if we enqueued a job to deliver it. Why? Only " \
+ "the mailer method *arguments* are passed with the delivery job! " \
+ "Do not access the message in any way if you mean to deliver it " \
+ "later. Workarounds: 1. don't touch the message before calling " \
+ "#deliver_later, 2. only touch the message *within your mailer " \
+ "method*, or 3. use a custom Active Job instead of #deliver_later."
+ else
+ args = @mailer_class.name, @action.to_s, delivery_method.to_s, *@args
+ ::ActionMailer::DeliveryJob.set(options).perform_later(*args)
+ end
end
end
end
diff --git a/actionmailer/lib/action_mailer/preview.rb b/actionmailer/lib/action_mailer/preview.rb
index aab92fe8db..93a11453bf 100644
--- a/actionmailer/lib/action_mailer/preview.rb
+++ b/actionmailer/lib/action_mailer/preview.rb
@@ -1,4 +1,4 @@
-require 'active_support/descendants_tracker'
+require "active_support/descendants_tracker"
module ActionMailer
module Previews #:nodoc:
@@ -34,7 +34,8 @@ module ActionMailer
# Either a class or a string can be passed in as the Interceptor. If a
# string is passed in it will be <tt>constantize</tt>d.
def register_preview_interceptor(interceptor)
- preview_interceptor = case interceptor
+ preview_interceptor = \
+ case interceptor
when String, Symbol
interceptor.to_s.camelize.constantize
else
@@ -80,23 +81,23 @@ module ActionMailer
# Returns true if the preview exists.
def exists?(preview)
- all.any?{ |p| p.preview_name == preview }
+ all.any? { |p| p.preview_name == preview }
end
# Find a mailer preview by its underscored class name.
def find(preview)
- all.find{ |p| p.preview_name == preview }
+ all.find { |p| p.preview_name == preview }
end
# Returns the underscored name of the mailer preview without the suffix.
def preview_name
- name.sub(/Preview$/, '').underscore
+ name.sub(/Preview$/, "").underscore
end
protected
def load_previews #:nodoc:
if preview_path
- Dir["#{preview_path}/**/*_preview.rb"].each{ |file| require_dependency file }
+ Dir["#{preview_path}/**/*_preview.rb"].each { |file| require_dependency file }
end
end
diff --git a/actionmailer/lib/action_mailer/railtie.rb b/actionmailer/lib/action_mailer/railtie.rb
index fa707021c7..c47d7781cc 100644
--- a/actionmailer/lib/action_mailer/railtie.rb
+++ b/actionmailer/lib/action_mailer/railtie.rb
@@ -1,4 +1,4 @@
-require 'active_job/railtie'
+require "active_job/railtie"
require "action_mailer"
require "rails"
require "abstract_controller/railties/routes_helpers"
@@ -18,13 +18,14 @@ module ActionMailer
if app.config.force_ssl
options.default_url_options ||= {}
- options.default_url_options[:protocol] ||= 'https'
+ options.default_url_options[:protocol] ||= "https"
end
options.assets_dir ||= paths["public"].first
options.javascripts_dir ||= paths["public/javascripts"].first
options.stylesheets_dir ||= paths["public/stylesheets"].first
options.show_previews = Rails.env.development? if options.show_previews.nil?
+ options.cache_store ||= Rails.cache
if options.show_previews
options.preview_path ||= defined?(Rails.root) ? "#{Rails.root}/test/mailers/previews" : nil
@@ -44,14 +45,9 @@ module ActionMailer
register_observers(options.delete(:observers))
options.each { |k,v| send("#{k}=", v) }
-
- if options.show_previews
- app.routes.prepend do
- get '/rails/mailers' => "rails/mailers#index"
- get '/rails/mailers/*path' => "rails/mailers#preview"
- end
- end
end
+
+ ActiveSupport.on_load(:action_dispatch_integration_test) { include ActionMailer::TestCase::ClearTestDeliveries }
end
initializer "action_mailer.compile_config_methods" do
@@ -60,9 +56,18 @@ module ActionMailer
end
end
- config.after_initialize do
- if ActionMailer::Base.preview_path
- ActiveSupport::Dependencies.autoload_paths << ActionMailer::Base.preview_path
+ config.after_initialize do |app|
+ options = app.config.action_mailer
+
+ if options.show_previews
+ app.routes.prepend do
+ get "/rails/mailers" => "rails/mailers#index", internal: true
+ get "/rails/mailers/*path" => "rails/mailers#preview", internal: true
+ end
+
+ if options.preview_path
+ ActiveSupport::Dependencies.autoload_paths << options.preview_path
+ end
end
end
end
diff --git a/actionmailer/lib/action_mailer/rescuable.rb b/actionmailer/lib/action_mailer/rescuable.rb
new file mode 100644
index 0000000000..f2eabfa057
--- /dev/null
+++ b/actionmailer/lib/action_mailer/rescuable.rb
@@ -0,0 +1,27 @@
+module ActionMailer #:nodoc:
+ # Provides `rescue_from` for mailers. Wraps mailer action processing,
+ # mail job processing, and mail delivery.
+ module Rescuable
+ extend ActiveSupport::Concern
+ include ActiveSupport::Rescuable
+
+ class_methods do
+ def handle_exception(exception) #:nodoc:
+ rescue_with_handler(exception) || raise(exception)
+ end
+ end
+
+ def handle_exceptions #:nodoc:
+ yield
+ rescue => exception
+ rescue_with_handler(exception) || raise
+ end
+
+ private
+ def process(*)
+ handle_exceptions do
+ super
+ end
+ end
+ end
+end
diff --git a/actionmailer/lib/action_mailer/test_case.rb b/actionmailer/lib/action_mailer/test_case.rb
index 0aa15e31ba..1d09a4ee96 100644
--- a/actionmailer/lib/action_mailer/test_case.rb
+++ b/actionmailer/lib/action_mailer/test_case.rb
@@ -1,5 +1,5 @@
-require 'active_support/test_case'
-require 'rails-dom-testing'
+require "active_support/test_case"
+require "rails-dom-testing"
module ActionMailer
class NonInferrableMailerError < ::StandardError
@@ -11,6 +11,23 @@ module ActionMailer
end
class TestCase < ActiveSupport::TestCase
+ module ClearTestDeliveries
+ extend ActiveSupport::Concern
+
+ included do
+ setup :clear_test_deliveries
+ teardown :clear_test_deliveries
+ end
+
+ private
+
+ def clear_test_deliveries
+ if ActionMailer::Base.delivery_method == :test
+ ActionMailer::Base.deliveries.clear
+ end
+ end
+ end
+
module Behavior
extend ActiveSupport::Concern
@@ -24,6 +41,7 @@ module ActionMailer
setup :initialize_test_deliveries
setup :set_expected_mail
teardown :restore_test_deliveries
+ ActiveSupport.run_load_hooks(:action_mailer_test_case, self)
end
module ClassMethods
@@ -61,12 +79,12 @@ module ActionMailer
set_delivery_method :test
@old_perform_deliveries = ActionMailer::Base.perform_deliveries
ActionMailer::Base.perform_deliveries = true
+ ActionMailer::Base.deliveries.clear
end
def restore_test_deliveries # :nodoc:
restore_delivery_method
ActionMailer::Base.perform_deliveries = @old_perform_deliveries
- ActionMailer::Base.deliveries.clear
end
def set_delivery_method(method) # :nodoc:
@@ -75,13 +93,14 @@ module ActionMailer
end
def restore_delivery_method # :nodoc:
+ ActionMailer::Base.deliveries.clear
ActionMailer::Base.delivery_method = @old_delivery_method
end
def set_expected_mail # :nodoc:
@expected = Mail.new
@expected.content_type ["text", "plain", { "charset" => charset }]
- @expected.mime_version = '1.0'
+ @expected.mime_version = "1.0"
end
private
@@ -95,7 +114,7 @@ module ActionMailer
end
def read_fixture(action)
- IO.readlines(File.join(Rails.root, 'test', 'fixtures', self.class.mailer_class.name.underscore, action))
+ IO.readlines(File.join(Rails.root, "test", "fixtures", self.class.mailer_class.name.underscore, action))
end
end
diff --git a/actionmailer/lib/action_mailer/test_helper.rb b/actionmailer/lib/action_mailer/test_helper.rb
index e423aac389..c17ecad4c6 100644
--- a/actionmailer/lib/action_mailer/test_helper.rb
+++ b/actionmailer/lib/action_mailer/test_helper.rb
@@ -1,4 +1,4 @@
-require 'active_job'
+require "active_job"
module ActionMailer
# Provides helper methods for testing Action Mailer, including #assert_emails
diff --git a/actionmailer/lib/action_mailer/version.rb b/actionmailer/lib/action_mailer/version.rb
index 06f80a8fdc..8452d6370e 100644
--- a/actionmailer/lib/action_mailer/version.rb
+++ b/actionmailer/lib/action_mailer/version.rb
@@ -1,4 +1,4 @@
-require_relative 'gem_version'
+require_relative "gem_version"
module ActionMailer
# Returns the version of the currently loaded Action Mailer as a
diff --git a/actionmailer/lib/rails/generators/mailer/mailer_generator.rb b/actionmailer/lib/rails/generators/mailer/mailer_generator.rb
index 5a5c9d32bb..9dd7ee7a27 100644
--- a/actionmailer/lib/rails/generators/mailer/mailer_generator.rb
+++ b/actionmailer/lib/rails/generators/mailer/mailer_generator.rb
@@ -8,14 +8,29 @@ module Rails
check_class_collision suffix: "Mailer"
def create_mailer_file
- template "mailer.rb", File.join('app/mailers', class_path, "#{file_name}_mailer.rb")
+ template "mailer.rb", File.join("app/mailers", class_path, "#{file_name}_mailer.rb")
+
+ in_root do
+ if self.behavior == :invoke && !File.exist?(application_mailer_file_name)
+ template "application_mailer.rb", application_mailer_file_name
+ end
+ end
end
hook_for :template_engine, :test_framework
protected
def file_name
- @_file_name ||= super.gsub(/\_mailer/i, '')
+ @_file_name ||= super.gsub(/_mailer/i, "")
+ end
+
+ private
+ def application_mailer_file_name
+ @_application_mailer_file_name ||= if mountable_engine?
+ "app/mailers/#{namespaced_path}/application_mailer.rb"
+ else
+ "app/mailers/application_mailer.rb"
+ end
end
end
end
diff --git a/actionmailer/lib/rails/generators/mailer/templates/application_mailer.rb b/actionmailer/lib/rails/generators/mailer/templates/application_mailer.rb
new file mode 100644
index 0000000000..00fb9bd48f
--- /dev/null
+++ b/actionmailer/lib/rails/generators/mailer/templates/application_mailer.rb
@@ -0,0 +1,6 @@
+<% module_namespacing do -%>
+class ApplicationMailer < ActionMailer::Base
+ default from: 'from@example.com'
+ layout 'mailer'
+end
+<% end %>