This GEM provides a wrapper to the https://poi.apache.org/ library for converting Excel (.xls and .xlsx) files to CSV.

Add this line to your application's Gemfile:

gem 'poi2csv'

And then execute:

$ bundle

Or install it yourself as:

$ gem install poi2csv

Poi2csv::to_csv(input_file_path, output_folder_path, separator=nil, formating_convention=nil)

1. Fork it
2. Create your feature branch (git checkout -b my-new-feature)
3. Commit your changes (git commit -am 'Add some feature')
4. Push to the branch (git push origin my-new-feature)
5. Create new Pull Request