P0MB - Summit Rename Exit Script

rename_files.rb

#!/usr/bin/env ruby -wKU
#http://gist.github.com/80716

require 'rubygems'
require 'fastercsv'

begin
  csv_options = {:col_sep => ';', :headers => :first_row, :write_headers => true}
  index_file = FasterCSV.open '../index.txt', csv_options
  new_index = []
  header = nil
  index_file.each do |row|
    if row['hospital_service_code'] == 'MMS' or row['hospital_service_code'] == 'MWK' then
      # Delete the file, these services should not be sent to summit.
      File.delete("../data/#{row['file_name']}")
      puts "  Deleted #{row['hospital_service_code']} - #{row['file_name']}."
    else
    	# Get the document name parts.
    	doc_info = row['file_name'].split('.')
    	file_extension = doc_info[doc_info.length - 1]
    	doc_id = doc_info[0].split('_')[0]
    	page_number = doc_info[0].split('_')[1]
    	
    	# Rename the file and update the csv file with the new name.
    	new_file_name = "emrsummit_#{row['hospital_service_code']}_" <<
    									"#{row['encounter_number']}_#{doc_id}_" <<
    									"#{row['document_type']}_#{page_number}." <<
    									"#{file_extension}"
    	puts "Renaming #{row['file_name']} to #{new_file_name}"
    	File.rename("../data/#{row['file_name']}", "../data/#{new_file_name}")
    	row['file_name'] = new_file_name
    	
    	# Store the row data to write it out when we are done processing.
    	new_index << row
    	header = row.headers if header.nil?
  	end
  end
  csv_options[:headers] = header
  csv = FasterCSV.open("../index.txt", "w", csv_options)
  new_index.each { |row| csv << row }
  puts "Finished custom rename for Pinnacle-Summit."
rescue Exception => e
  puts e.message
end