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# Copyright (C) 200 |
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1 | # Redmine - project management software | |
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2 | # Copyright (C) 2006-2011 Jean-Philippe Lang | |
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3 | 3 | # |
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4 | 4 | # This program is free software; you can redistribute it and/or |
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5 | 5 | # modify it under the terms of the GNU General Public License |
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6 | 6 | # as published by the Free Software Foundation; either version 2 |
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7 | 7 | # of the License, or (at your option) any later version. |
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8 | 8 |
# |
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9 | 9 | # This program is distributed in the hope that it will be useful, |
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10 | 10 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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11 | 11 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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12 | 12 | # GNU General Public License for more details. |
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13 | 13 |
# |
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14 | 14 | # You should have received a copy of the GNU General Public License |
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15 | 15 | # along with this program; if not, write to the Free Software |
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16 | 16 | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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17 | 17 | |
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18 | 18 | module Redmine #:nodoc: |
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19 | 19 | module CoreExtensions #:nodoc: |
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20 | 20 | module String #:nodoc: |
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21 | 21 | # Custom string conversions |
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22 | 22 | module Conversions |
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23 | 23 | # Parses hours format and returns a float |
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24 | 24 | def to_hours |
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25 | 25 | s = self.dup |
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26 | 26 | s.strip! |
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27 | 27 | if s =~ %r{^(\d+([.,]\d+)?)h?$} |
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28 | 28 | s = $1 |
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29 | 29 | else |
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30 | 30 | # 2:30 => 2.5 |
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31 | 31 | s.gsub!(%r{^(\d+):(\d+)$}) { $1.to_i + $2.to_i / 60.0 } |
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32 | 32 | # 2h30, 2h, 30m => 2.5, 2, 0.5 |
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33 | 33 | s.gsub!(%r{^((\d+)\s*(h|hours?))?\s*((\d+)\s*(m|min)?)?$}) { |m| ($1 || $4) ? ($2.to_i + $5.to_i / 60.0) : m[0] } |
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34 | 34 | end |
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35 | 35 | # 2,5 => 2.5 |
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36 | 36 | s.gsub!(',', '.') |
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37 | 37 | begin; Kernel.Float(s); rescue; nil; end |
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38 | 38 | end |
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39 | 39 | |
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40 | 40 | # Object#to_a removed in ruby1.9 |
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41 | 41 | if RUBY_VERSION > '1.9' |
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42 | 42 | def to_a |
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43 | 43 | [self.dup] |
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44 | 44 | end |
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45 | 45 | end |
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46 | 46 | end |
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47 | 47 | end |
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48 | 48 | end |
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49 | 49 | end |
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