houdini/lib/format/csv.rb
Bradley M. Kuhn 6772312ea7 Relicense all .rb files under new project license.
The primary license of the project is changing to:
  AGPL-3.0-or-later WITH Web-Template-Output-Additional-Permission-3.0-or-later

with some specific files to be licensed under the one of two licenses:
   CC0-1.0
   LGPL-3.0-or-later

This commit is one of the many steps to relicense the entire codebase.

Documentation granting permission for this relicensing (from all past
contributors who hold copyrights) is on file with Software Freedom
Conservancy, Inc.
2018-03-25 15:10:40 -04:00

33 lines
901 B
Ruby

# License: AGPL-3.0-or-later WITH Web-Template-Output-Additional-Permission-3.0-or-later
require 'csv'
require 'format/currency'
module Format
module Csv
# Convert an array of hashes of data into a csv
# @param [Array<Hash>] an array of hashes. The hash keys of the first item in the array become the CSV titles
# @return [String]
def self.from_data(arr)
return CSV.generate do |csv|
csv << arr.first.keys.map{|k| k.to_s.titleize}
arr.each{|h| csv << h.values}
end
end
def self.from_vectors(vecs)
return CSV.generate do |csv|
csv << vecs.first.to_a.map{|k| k.to_s.titleize}
vecs.drop(1).each{|v| csv << v.to_a}
end
end
def self.from_array(arr)
return CSV.generate do |csv|
csv << arr.first.map{|h| h.to_s.titleize}
arr.drop(1).each{|row| csv << (row||[])}
end
end
end
end