aboutsummaryrefslogtreecommitdiffstats
path: root/actionmailer/lib/action_mailer/deprecated_api.rb
blob: c08ab4164e6444763bbb4858eedfcb6e50f51abb (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
module ActionMailer
  # This is the API which is deprecated and is going to be removed on Rails 3.1 release.
  # Part of the old API will be deprecated after 3.1, for a smoother deprecation process.
  # Chech those in OldApi instead.
  module DeprecatedApi #:nodoc:
    extend ActiveSupport::Concern

    included do
      [:charset, :content_type, :mime_version, :implicit_parts_order].each do |method|
        class_eval <<-FILE, __FILE__, __LINE__ + 1
          def self.default_#{method}
            @@default_#{method}
          end

          def self.default_#{method}=(value)
            ActiveSupport::Deprecation.warn "ActionMailer::Base.default_#{method}=value is deprecated, " <<
              "use default :#{method} => value instead"
            @@default_#{method} = value
          end

          @@default_#{method} = nil
        FILE
      end
    end

    module ClassMethods
      # Deliver the given mail object directly. This can be used to deliver
      # a preconstructed mail object, like:
      #
      #   email = MyMailer.create_some_mail(parameters)
      #   email.set_some_obscure_header "frobnicate"
      #   MyMailer.deliver(email)
      def deliver(mail, show_warning=true)
        if show_warning
          ActiveSupport::Deprecation.warn "#{self}.deliver is deprecated, call " <<
            "deliver in the mailer instance instead", caller[0,2]
        end

        raise "no mail object available for delivery!" unless mail
        wrap_delivery_behavior(mail)
        mail.deliver
        mail
      end

      def template_root
        self.view_paths && self.view_paths.first
      end

      def template_root=(root)
        ActiveSupport::Deprecation.warn "template_root= is deprecated, use prepend_view_path instead", caller[0,2]
        self.view_paths = ActionView::Base.process_view_paths(root)
      end

      def respond_to?(method_symbol, include_private = false)
        matches_dynamic_method?(method_symbol) || super
      end

      def method_missing(method_symbol, *parameters)
        if match = matches_dynamic_method?(method_symbol)
          case match[1]
            when 'create'
              ActiveSupport::Deprecation.warn "#{self}.create_#{match[2]} is deprecated, " <<
                "use #{self}.#{match[2]} instead", caller[0,2]
              new(match[2], *parameters).message
            when 'deliver'
              ActiveSupport::Deprecation.warn "#{self}.deliver_#{match[2]} is deprecated, " <<
                "use #{self}.#{match[2]}.deliver instead", caller[0,2]
              new(match[2], *parameters).message.deliver
            else super
          end
        else
          super
        end
      end

    private

      def matches_dynamic_method?(method_name)
        method_name = method_name.to_s
        /^(create|deliver)_([_a-z]\w*)/.match(method_name) || /^(new)$/.match(method_name)
      end
    end

    # Delivers a Mail object. By default, it delivers the cached mail
    # object (from the <tt>create!</tt> method). If no cached mail object exists, and
    # no alternate has been given as the parameter, this will fail.
    def deliver!(mail = @_message)
      ActiveSupport::Deprecation.warn "Calling deliver in the AM::Base object is deprecated, " <<
        "please call deliver in the Mail instance", caller[0,2]
      self.class.deliver(mail, false)
    end
    alias :deliver :deliver!

    def render(*args)
      options = args.last.is_a?(Hash) ? args.last : {}

      if options[:body].is_a?(Hash)
        ActiveSupport::Deprecation.warn(':body in render deprecated. Please use instance ' <<
                                        'variables as assigns instead', caller[0,1])

        options[:body].each { |k,v| instance_variable_set(:"@#{k}", v) }
      end
      super
    end

    # Render a message but does not set it as mail body. Useful for rendering
    # data for part and attachments.
    #
    # Examples:
    #
    #   render_message "special_message"
    #   render_message :template => "special_message"
    #   render_message :inline => "<%= 'Hi!' %>"
    #
    def render_message(*args)
      ActiveSupport::Deprecation.warn "render_message is deprecated, use render instead", caller[0,2]
      render(*args)
    end

  private

    def initialize_defaults(*)
      @charset              ||= self.class.default_charset.try(:dup)
      @content_type         ||= self.class.default_content_type.try(:dup)
      @implicit_parts_order ||= self.class.default_implicit_parts_order.try(:dup)
      @mime_version         ||= self.class.default_mime_version.try(:dup)
      super
    end

    def create_parts
      if @body.is_a?(Hash) && !@body.empty?
        ActiveSupport::Deprecation.warn "Giving a hash to body is deprecated, please use instance variables instead", caller[0,2]
        @body.each { |k, v| instance_variable_set(:"@#{k}", v) }
      end
      super
    end

  end
end