Class: Mailman::Router

Inherits:

Object

• Object
• Mailman::Router

show all

Defined in:

lib/mailman/router.rb

Overview

Instance Attribute Summary (collapse)

• - (Proc) bounce_block

  The block to run if a message has bounced.

• - (Proc) default_block

  The block to run if no routes match.

• - (Mail::Message) message readonly

  The most recently processed message.

• - (Hash) params readonly

  The params of the most recently processed message.

• - (Array) routes

  The list of routes.

Instance Method Summary (collapse)

• - (Mailman::Route) add_route(route)

  Adds a route to the router.

• - (Router) initialize constructor

  A new instance of Router.

• - (Object) route(message)

  Route a message.

21
22
23
24

# File 'lib/mailman/router.rb', line 21

def initialize
  @routes = []
  @params = HashWithIndifferentAccess.new
end

9
10
11

# File 'lib/mailman/router.rb', line 9

def bounce_block
  @bounce_block
end

12
13
14

# File 'lib/mailman/router.rb', line 12

def default_block
  @default_block
end

19
20
21

# File 'lib/mailman/router.rb', line 19

def message
  @message
end

16
17
18

# File 'lib/mailman/router.rb', line 16

def params
  @params
end

6
7
8

# File 'lib/mailman/router.rb', line 6

def routes
  @routes
end

30
31
32

# File 'lib/mailman/router.rb', line 30

def add_route(route)
  @routes.push(route)[-1]
end

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

# File 'lib/mailman/router.rb', line 38

def route(message)
  @params.clear
  @message = message
  result = nil

  if @bounce_block and message.respond_to?(:bounced?) and message.bounced?
    return instance_exec(&@bounce_block)
  end

  routes.each do |route|
    break if result = route.match!(message)
  end

  if result
    @params.merge!(result[:params])
    if !result[:klass].nil?
      if result[:klass].is_a?(Class) # no instance method specified
        result[:klass].new.send(:receive, @message, @params)
      elsif result[:klass].kind_of?(String) # instance method specified
        klass, method = result[:klass].split('#')
        klass.camelize.constantize.new.send(method.to_sym, @message, @params)
      end
    elsif result[:block].arity > 0
      instance_exec(*result[:args], &result[:block])
    else
      instance_exec(&result[:block])
    end
  elsif @default_block
    instance_exec(&@default_block)
  end
end