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require 'active_support/core_ext/object/try'
module ActionMailer
module OldApi #:nodoc:
extend ActiveSupport::Concern
included do
extend ActionMailer::AdvAttrAccessor
@@protected_instance_variables = %w(@parts)
cattr_reader :protected_instance_variables
# Specify the BCC addresses for the message
adv_attr_accessor :bcc
# Specify the CC addresses for the message.
adv_attr_accessor :cc
# Specify the charset to use for the message. This defaults to the
# +default_charset+ specified for ActionMailer::Base.
adv_attr_accessor :charset
# Specify the content type for the message. This defaults to <tt>text/plain</tt>
# in most cases, but can be automatically set in some situations.
adv_attr_accessor :content_type
# Specify the from address for the message.
adv_attr_accessor :from
# Specify the address (if different than the "from" address) to direct
# replies to this message.
adv_attr_accessor :reply_to
# Specify the order in which parts should be sorted, based on content-type.
# This defaults to the value for the +default_implicit_parts_order+.
adv_attr_accessor :implicit_parts_order
# Defaults to "1.0", but may be explicitly given if needed.
adv_attr_accessor :mime_version
# The recipient addresses for the message, either as a string (for a single
# address) or an array (for multiple addresses).
adv_attr_accessor :recipients
# The date on which the message was sent. If not set (the default), the
# header will be set by the delivery agent.
adv_attr_accessor :sent_on
# Specify the subject of the message.
adv_attr_accessor :subject
# Specify the template name to use for current message. This is the "base"
# template name, without the extension or directory, and may be used to
# have multiple mailer methods share the same template.
adv_attr_accessor :template
# Override the mailer name, which defaults to an inflected version of the
# mailer's class name. If you want to use a template in a non-standard
# location, you can use this to specify that location.
adv_attr_accessor :mailer_name
# Define the body of the message. This is either a Hash (in which case it
# specifies the variables to pass to the template when it is rendered),
# or a string, in which case it specifies the actual text of the message.
adv_attr_accessor :body
# Alias controller_path to mailer_name so render :partial in views work.
alias :controller_path :mailer_name
end
def process(method_name, *args)
initialize_defaults(method_name)
super
unless @mail_was_called
create_parts
create_mail
end
@_message
end
# Add a part to a multipart message, with the given content-type. The
# part itself is yielded to the block so that other properties (charset,
# body, headers, etc.) can be set on it.
def part(params)
params = {:content_type => params} if String === params
if custom_headers = params.delete(:headers)
params.merge!(custom_headers)
end
part = Mail::Part.new(params)
yield part if block_given?
@parts << part
end
# Add an attachment to a multipart message. This is simply a part with the
# content-disposition set to "attachment".
def attachment(params, &block)
params = { :content_type => params } if String === params
params[:content] ||= params.delete(:data) || params.delete(:body)
if params[:filename]
params = normalize_file_hash(params)
else
params = normalize_nonfile_hash(params)
end
part(params, &block)
end
protected
def normalize_nonfile_hash(params)
content_disposition = "attachment;"
mime_type = params.delete(:mime_type)
if content_type = params.delete(:content_type)
content_type = "#{mime_type || content_type};"
end
params[:body] = params.delete(:data) if params[:data]
{ :content_type => content_type,
:content_disposition => content_disposition }.merge(params)
end
def normalize_file_hash(params)
filename = File.basename(params.delete(:filename))
content_disposition = "attachment; filename=\"#{File.basename(filename)}\""
mime_type = params.delete(:mime_type)
if (content_type = params.delete(:content_type)) && (content_type !~ /filename=/)
content_type = "#{mime_type || content_type}; filename=\"#{filename}\""
end
params[:body] = params.delete(:data) if params[:data]
{ :content_type => content_type,
:content_disposition => content_disposition }.merge(params)
end
def create_mail
m = @_message
quote_fields!({:subject => subject, :to => recipients, :from => from,
:bcc => bcc, :cc => cc, :reply_to => reply_to}, charset)
m.mime_version = mime_version unless mime_version.nil?
m.date = sent_on.to_time rescue sent_on if sent_on
@headers.each { |k, v| m[k] = v }
real_content_type, ctype_attrs = parse_content_type
main_type, sub_type = split_content_type(real_content_type)
if @parts.size == 1 && @parts.first.parts.empty?
m.content_type([main_type, sub_type, ctype_attrs])
m.body = @parts.first.body.encoded
else
@parts.each do |p|
m.add_part(p)
end
m.body.set_sort_order(@implicit_parts_order)
m.body.sort_parts!
if real_content_type =~ /multipart/
ctype_attrs.delete "charset"
m.content_type([main_type, sub_type, ctype_attrs])
end
end
wrap_delivery_behavior!
m.content_transfer_encoding = '8bit' unless m.body.only_us_ascii?
@_message
end
# Set up the default values for the various instance variables of this
# mailer. Subclasses may override this method to provide different
# defaults.
def initialize_defaults(method_name)
@charset ||= self.class.default[:charset].try(:dup)
@content_type ||= self.class.default[:content_type].try(:dup)
@implicit_parts_order ||= self.class.default[:parts_order].try(:dup)
@mime_version ||= self.class.default[:mime_version].try(:dup)
@mailer_name ||= self.class.mailer_name.dup
@template ||= method_name
@mail_was_called = false
@parts ||= []
@headers ||= {}
@sent_on ||= Time.now
@body ||= {}
end
def create_parts
if String === @body
@parts.unshift create_inline_part(@body)
elsif @parts.empty? || @parts.all? { |p| p.content_disposition =~ /^attachment/ }
lookup_context.find_all(@template, @mailer_name).each do |template|
@parts << create_inline_part(render(:template => template), template.mime_type)
end
if @parts.size > 1
@content_type = "multipart/alternative" if @content_type !~ /^multipart/
end
# If this is a multipart e-mail add the mime_version if it is not
# already set.
@mime_version ||= "1.0" if !@parts.empty?
end
end
def create_inline_part(body, mime_type=nil)
ct = mime_type || "text/plain"
main_type, sub_type = split_content_type(ct.to_s)
Mail::Part.new(
:content_type => [main_type, sub_type, {:charset => charset}],
:content_disposition => "inline",
:body => body
)
end
def split_content_type(ct)
ct.to_s.split("/")
end
def parse_content_type(defaults=nil)
if @content_type.blank?
[ nil, {} ]
else
ctype, *attrs = @content_type.split(/;\s*/)
attrs = attrs.inject({}) { |h,s| k,v = s.split(/\=/, 2); h[k] = v; h }
[ctype, {"charset" => @charset}.merge(attrs)]
end
end
end
end
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