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/**
 * @file   session_file.h
 * @Author Bogdan Dumitru ([email protected])
 * @date   July, 2012
 * @brief  Functions related to the processing of Ableton Live Session files (.als)
 *
 * The functions regarding processing of ALS files. This is currently devided in
 * three subsections with appropriate prefixes:
 *
 * (1) Regarding specifically to ALS files and entities:

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def write(type, attributes, plan)
  geo = resolve_geo(attributes[:remote_addr])
  
  listener = 
    if attributes[:anonymous] == true 
      -1
    else
      ( attributes[:user_id].to_i == 0 ? nil : attributes[:user_id].to_i )
    end
  

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Updates:

totals 
  { 'b' }

tracks 
  { 't', 'b', 'u' } # This is theoretically irrelevant 
                    # because track links 1-to-1 to user
  { 't', 'b' }

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Updates:

totals 
  { 'b' }

tracks 
  { 't', 'b', 'u' } # This is theoretically irrelevant 
                    # because track links 1-to-1 to user
  { 't', 'b' }

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Indexes for [apps/track]
_id_
t_1
t_-1_b_-1_v_-1_c_-1
t_-1_b_-1_v_-1_d_-1
t_-1_b_-1_v_-1_f_-1
t_-1_b_-1_v_-1_p_-1
Indexes for [apps/track/slim]
_id_
t_1

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if exists?(referrer = event[:referrer])
  if ((matches = referrer.match(/([^\#]+)\#(.+)?\:(.+)?/))) && matches.size == 4
    detail = "#{DETAILS}.#{escape(matches[2])}.#{escape(matches[3])}.#{PLAYS}"
    # Here we split the stuff in the specialised referrer
    # i.e. facebook.com#p:AwsomePage
    # And we increment the detail below, but in the REFERRER for the update
    # referrer is passed instead of matches[1] ( which is just the facebook.com )
    buckets.each do |bucket|
      @referrers_per_track.update({ TRACK => track_id, BUCKET => bucket, REFERRER => referrer }, {
              '$inc' => {