Ruby on Rails personal shortcuts

shortcuts.rb

#Remove console logs
ActiveRecord::Base.logger.level = 1

#Create a csv file
require "csv"
CSV.open("path/file_to_create.csv", "wb") { |csv| 
  csv << ["Field 1", "Field 2", "Field 3"]; records.each {|t| csv << [t.field1, t.field2, t.field3.count] }  
}

#Remove duplicates
Model.class_eval "def self.dedupe; grouped = all.group_by{|model| [model.field_duplicated_one, model.field_duplicated_two] };grouped.values.each do |duplicates|; first_one = duplicates.shift; duplicates.each{|double| double.destroy}; end; end"
Model.dedupe

#Creates a sorting order based on another data
ModelOne.where("field is not null").order(:field_order).zip(1..x).each {|a,n| a.associated_model.update_all(sorting_order: n)  }

#Rename files inside a folder and subfolders
require 'pathname' 
Dir['path/*/*'].each {|path| if path=~/.pdf/; file=path.gsub(/(p.*)\/(.*).pdf/,'\\2'); base='new_path'; p=Pathname.new(base + file[0..1] + '/' + file[0..2] + '/' + file[0..3] + '/' + file[0..4]); p.mkpath; File.rename(Pathname.new(path), Pathname.new('new_path' + file[0..1] + '/' + file[0..2] + '/' + file[0..3] + '/' + file[0..4] + '/' + file + '.pdf')) rescue nil; end }