86 lines
2.7 KiB
Ruby
86 lines
2.7 KiB
Ruby
# Redmine - project management software
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# Copyright (C) 2006-2014 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
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module Helpers
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# Simple class to compute the start and end dates of a calendar
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class Calendar
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include Redmine::I18n
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attr_reader :startdt, :enddt
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def initialize(date, lang = current_language, period = :month)
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@date = date
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@events = []
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@ending_events_by_days = {}
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@starting_events_by_days = {}
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set_language_if_valid lang
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case period
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when :month
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@startdt = Date.civil(date.year, date.month, 1)
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@enddt = (@startdt >> 1)-1
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# starts from the first day of the week
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@startdt = @startdt - (@startdt.cwday - first_wday)%7
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# ends on the last day of the week
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@enddt = @enddt + (last_wday - @enddt.cwday)%7
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when :week
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@startdt = date - (date.cwday - first_wday)%7
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@enddt = date + (last_wday - date.cwday)%7
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else
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raise 'Invalid period'
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end
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end
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# Sets calendar events
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def events=(events)
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@events = events
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@ending_events_by_days = @events.group_by {|event| event.due_date}
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@starting_events_by_days = @events.group_by {|event| event.start_date}
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end
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# Returns events for the given day
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def events_on(day)
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((@ending_events_by_days[day] || []) + (@starting_events_by_days[day] || [])).uniq
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end
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# Calendar current month
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def month
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@date.month
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end
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# Return the first day of week
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# 1 = Monday ... 7 = Sunday
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def first_wday
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case Setting.start_of_week.to_i
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when 1
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@first_dow ||= (1 - 1)%7 + 1
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when 6
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@first_dow ||= (6 - 1)%7 + 1
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when 7
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@first_dow ||= (7 - 1)%7 + 1
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else
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@first_dow ||= (l(:general_first_day_of_week).to_i - 1)%7 + 1
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end
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end
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def last_wday
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@last_dow ||= (first_wday + 5)%7 + 1
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end
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end
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end
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end
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