Class: OpenX::Invocation

Inherits:
Object
  • Object
show all
Defined in:
lib/openx/invocation.rb

Class Method Summary collapse

Class Method Details

.convert_to_context(is_inclusion, item) ⇒ Object 



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# File 'lib/openx/invocation.rb', line 57

def convert_to_context(is_inclusion, item)
  key = is_inclusion ? '==' : '!='
  { key => item }
end

.view(what, params = {}) ⇒ Object

banner = OpenX::Invocation.view(“Plumber”)

banners = OpenX::Invocation.view(“Plumber”, :count => 2, :exclude_by_campaignid => true) ;nil banners.each do |banner|

puts "Banner #{banner['bannerid']}"

end; nil



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# File 'lib/openx/invocation.rb', line 12

def view(what, params = {})
  defaults = {
    :count => 1,
    :campaignid => 0,
    :target => '',
    :source => '',
    :with_text => false,
    :exclusions => [],
    :inclusions => [],
    :exclude_by_campaignid => false,
    :exclude_by_bannerid => false
  }
  params = defaults.merge(params)
  
  url = OpenX::Services::Base.configuration['invocation_url']

  # Basic requirement as per /lib/max/Delivery/XML-RPC.php in OpenX
  settings = {:cookies => [], :remote_addr => 'localhost'}
  
  context = [] # used by reference after initial use
  params[:exclusions].each { |item| context << convert_to_context(false, item) }
  params[:inclusions].each { |item| context << convert_to_context(true,  item) }
  count = params[:count].to_i
  
  remote_params = [ what, params[:campaignid], params[:target], params[:source], params[:with_text], context]
  server = XmlrpcClient.new2(url)
  
  out = []
  if count > 0
    (0...count).each do 
      out << banner = server.call('openads.view', settings, *remote_params)
      if count > 1
        if params[:exclude_by_campaignid]
          campaign_id = banner['campaignid']
          context << convert_to_context(false, "campaignid:#{campaign_id}")
        elsif params[:exclude_by_bannerid]
          banner_id = banner['bannerid']
          context << convert_to_context(false, "bannerid:#{banner_id}")
        end
      end
    end
  end
  count > 1 ? out : out.first
end