Module: Stream::Fires::ClassMethods

Defined in:
lib/stream/fires.rb

Instance Method Summary collapse

Instance Method Details

#fires(activity_type, opts) ⇒ Object

Raises:

  • (ArgumentError) 


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
 
# File 'lib/stream/fires.rb', line 8

def fires(activity_type, opts)
  raise ArgumentError, "Argument :on is mandatory" unless opts.has_key?(:on)

  # Array provided, set multiple callbacks
  if opts[:on].kind_of?(Array)
    opts[:on].each { |on| fires(activity_type, opts.merge({:on => on})) }
    return
  end

  opts[:subject] = :self unless opts.has_key?(:subject)

  method_name = :"fire_#{activity_type}_after_#{opts[:on]}"
  define_method(method_name) do
    create_options = [:actor, :subject, :secondary_subject, :is_hidden].inject({}) do |memo, sym|
      if opts[sym]
        if opts[sym].respond_to?(:call)
          memo[sym] = opts[sym].call(self)
        elsif opts[sym] == :self
          memo[sym] = self
        else
          memo[sym] = send(opts[sym])
        end
      end
      memo
    end

    # create_options[:activity_type] = activity_type.to_s

    activity = ActivityItem.create(create_options)

    if activity_type.to_s.eql?'new_message'
      activity.subject.recipient.activity_items << activity
    else
      ([activity.actor] + activity.actor.subscribed_contacts).each{|p| p.activity_items << activity }
    end

  end

  send(:"after_#{opts[:on]}", method_name, :if => opts[:if])

end