Working bee.

bee.rb

# Helpful reference http://alexpeattie.com/blog/working-with-dates-in-git/

require 'date'
require 'pp'

cmd="git log --author='#{ARGV[0]}' --abbrev-commit --format=medium --date=iso"
cmd+= " --since=#{Date.parse(ARGV[1]).to_s}" if ARGV[1]
cmd+= " --until=#{Date.parse(ARGV[2]).to_s}" if ARGV[2]

e = e = <<GIT
commit eca3dae
Author: Marcin Raczkowski <marcin.raczkowski@gmail.com>
Date:   2013-06-03 18:46:29 +0200

    Adding default ordering for content_parts
GIT

puts cmd
commits = `#{cmd}`
                                                                                                                                                                               
commit = nil
author = nil
date = nil
desc = []

by_date = Hash.new{|h,k| h[k] = []}

since = Date.today

commits.split(/\n/).each do |line|
  case line
  when /^commit (\w+)/
    if commit
      since = date if since > date
      by_date[date] << {commit: commit, author: author, date: date, desc: desc}

      author = nil; date = nil; desc = []
    end
    commit = $1
  when /^Author: (.+)/
    author = $1
  when /^Date: (.+)/
    date = Date.parse($1)
  else
    if commit
      desc << line
    end
  end
end

(since..Date.today).each do |cdate|
  if cdate.wday == 0  || cdate == since # Sunday
    # Week adjustment is of course working only for 2013 and 9 is a week of start of project. 
    # needs to be adjusted per project of course.
    puts "=== Week: #{(cdate.yday - 6) / 7 - 9}"
  end
  if (cs = by_date[cdate]) && cs.length > 0
    puts cdate.strftime("%Y-%m-%d %A") + " - #{cs.length} commits"
  end
end