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82 lines
2.9 KiB
82 lines
2.9 KiB
#-- encoding: UTF-8
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#-- copyright
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# OpenProject is a project management system.
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# Copyright (C) 2012-2017 the OpenProject Foundation (OPF)
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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 version 3.
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#
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# OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
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# Copyright (C) 2006-2017 Jean-Philippe Lang
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# Copyright (C) 2010-2013 the ChiliProject Team
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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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#
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# See doc/COPYRIGHT.rdoc for more details.
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#++
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namespace :copyright do
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namespace :authors do
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desc 'Shows contributors of a repository'
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task :show, :arg1 do |_task, args|
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contribution_periods = contribution_periods_of_repository(args[:arg1])
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formatted_periods = format_contribution_periods(contribution_periods)
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show_contribution_periods(formatted_periods)
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end
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private
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CONTRIBUTION = Struct.new(:author, :date)
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CONTRIBUTION_PERIOD = Struct.new(:author, :begin, :end)
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CONTRIBUTION_REGEX = /^(?<date>\d\d\d\d-\d\d-\d\d) (?<author>.*)$/
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def contribution_periods_of_repository(path)
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contributions = []
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contribution_periods = []
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path = '.' if path.nil?
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log = `git --git-dir #{path}/.git log --date=short --pretty=format:"%ad %aN"`
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log.scan(CONTRIBUTION_REGEX).each do |m|
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contributions << CONTRIBUTION.new(m[1], Date.parse(m[0]))
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end
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authors = contributions.collect(&:author).uniq
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authors.each do |a|
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first, last = contributions.select { |c| c.author == a }
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.minmax { |a, b| a.date <=> b.date }
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contribution_periods << CONTRIBUTION_PERIOD.new(a, first.date.year, last.date.year)
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end
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contribution_periods.sort_by { |c| [c.end, c.begin] }.reverse
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end
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def format_contribution_periods(contribution_periods)
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contribution_periods.each_with_object({}) do |c, h|
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date = (c.begin == c.end) ? c.begin.to_s : "#{c.begin} - #{c.end}"
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h[date] = [] unless h.has_key? date
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h[date] << c.author
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end
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end
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def show_contribution_periods(formatted_periods)
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formatted_periods.each_pair do |date, authors|
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puts "#{date} #{authors.join(', ')}"
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end
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end
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end
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end
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