36 lines
1.3 KiB
Ruby
36 lines
1.3 KiB
Ruby
# Redmine - project management software
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# Copyright (C) 2006-2012 Jean-Philippe Lang
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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module Redmine #:nodoc:
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module CoreExtensions #:nodoc:
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module Date #:nodoc:
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# Custom date calculations
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module Calculations
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# Returns difference with specified date in months
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def months_ago(date = self.class.today)
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(date.year - self.year)*12 + (date.month - self.month)
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end
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# Returns difference with specified date in weeks
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def weeks_ago(date = self.class.today)
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(date.year - self.year)*52 + (date.cweek - self.cweek)
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end
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end
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end
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end
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end
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