impressionist/app/controllers/impressionist_appliation_co...

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require 'digest/sha2'
class ApplicationController < ActionController::Base
before_filter :impressionist_app_filter
def self.impressionist(opts={})
before_filter { |c| c.impressionist_subapp_filter opts[:actions] }
end
def impressionist(obj,message=nil)
unless bypass
if obj.respond_to?("impressionable?")
obj.impressions.create(message: message,
request_hash: @impressionist_hash,
ip_address: request.remote_ip,
user_id: user_id)
else
raise "#{obj.class.to_s} is not impressionable!"
end
end
end
def impressionist_app_filter
@impressionist_hash = Digest::SHA2.hexdigest(Time.now.to_f.to_s+rand(10000).to_s)
end
def impressionist_subapp_filter(actions=nil)
unless bypass
actions.collect!{|a|a.to_s} unless actions.blank?
if actions.blank? or actions.include?(action_name)
Impression.create(controller_name: controller_name,
action_name: action_name,
user_id: user_id,
request_hash: @request_hash,
request_hash: @impressionist_hash,
ip_address: request.remote_ip,
impressionable_type: controller_name.singularize.camelize,
impressionable_id: params[:id])
end
end
end
private
def bypass
Impressionist::Bots::WILD_CARDS.each do |wild_card|
return true if request.user_agent.downcase.include? wild_card
end
Impressionist::Bots::LIST.include? request.user_agent
end
#use both @current_user and current_user helper
def user_id
user_id = @current_user ? @current_user.id : nil rescue nil
user_id = current_user ? current_user.id : nil rescue nil if user_id.blank?
user_id
end
end