Chris@1296: # Redmine - project management software Chris@1296: # Copyright (C) 2006-2012 Jean-Philippe Lang Chris@1296: # Chris@1296: # This program is free software; you can redistribute it and/or Chris@1296: # modify it under the terms of the GNU General Public License Chris@1296: # as published by the Free Software Foundation; either version 2 Chris@1296: # of the License, or (at your option) any later version. Chris@1296: # Chris@1296: # This program is distributed in the hope that it will be useful, Chris@1296: # but WITHOUT ANY WARRANTY; without even the implied warranty of Chris@1296: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the Chris@1296: # GNU General Public License for more details. Chris@1296: # Chris@1296: # You should have received a copy of the GNU General Public License Chris@1296: # along with this program; if not, write to the Free Software Chris@1296: # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. Chris@1296: Chris@1296: module Redmine #:nodoc: Chris@1296: module CoreExtensions #:nodoc: Chris@1296: module String #:nodoc: Chris@1296: # Custom string conversions Chris@1296: module Conversions Chris@1296: # Parses hours format and returns a float Chris@1296: def to_hours Chris@1296: s = self.dup Chris@1296: s.strip! Chris@1296: if s =~ %r{^(\d+([.,]\d+)?)h?$} Chris@1296: s = $1 Chris@1296: else Chris@1296: # 2:30 => 2.5 Chris@1296: s.gsub!(%r{^(\d+):(\d+)$}) { $1.to_i + $2.to_i / 60.0 } Chris@1296: # 2h30, 2h, 30m => 2.5, 2, 0.5 Chris@1296: s.gsub!(%r{^((\d+)\s*(h|hours?))?\s*((\d+)\s*(m|min)?)?$}i) { |m| ($1 || $4) ? ($2.to_i + $5.to_i / 60.0) : m[0] } Chris@1296: end Chris@1296: # 2,5 => 2.5 Chris@1296: s.gsub!(',', '.') Chris@1296: begin; Kernel.Float(s); rescue; nil; end Chris@1296: end Chris@1296: Chris@1296: # Object#to_a removed in ruby1.9 Chris@1296: if RUBY_VERSION > '1.9' Chris@1296: def to_a Chris@1296: [self.dup] Chris@1296: end Chris@1296: end Chris@1296: end Chris@1296: end Chris@1296: end Chris@1296: end