make-changelog.rb

a script to make changelog of specified version - Go MAEDA, 2017-07-02 06:22

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#!/usr/bin/env ruby
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require 'open-uri'
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require 'nokogiri'
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require 'optparse'
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params = ARGV.getopts('', 'version_id:')
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unless params['version_id']
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  STDERR.puts "error: version_id is required."
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  exit 1
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end
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URL = "http://www.redmine.org/projects/redmine/issues?fixed_version_id=#{params['version_id']}&set_filter=1&status_id=%2A"
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Issue = Struct.new(:tracker, :id, :subject, :category)
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issues = []
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page = 1
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while true
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  html = open("#{URL}&page=#{page}").read
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  doc = Nokogiri::HTML(html)
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  rows = doc.css('table.list.issues tbody tr')
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  break if rows.empty?
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  rows.each do |tr|
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    issue = Issue.new
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    issue.tracker = tr.css('td.tracker').first.text
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    issue.id = tr.css('td.id').first.text
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    issue.subject = tr.css('td.subject').first.text.strip
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    issue.category = tr.css('td.category').first.text
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    issues << issue
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  end
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  page += 1
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end
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issues_by_category = issues.group_by {|item| item.category} 
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issues_by_category.keys.sort.each do |category|
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  print "\n=== #{category}\n\n"
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  issues_by_category[category].sort_by {|v| [v.tracker, v.id.to_i]}.each do |issue|
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    puts "* #{issue.tracker} ##{issue.id}: #{issue.subject}"
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  end
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end