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# Author: Vitalie Lazu<\/span><\/div>
# Date: Mon, 01 Dec 2008 14:28:28 +0200<\/span><\/div>
 <\/div>
# Rake tasks to help you with family photos:<\/span><\/div>
# * Download photos from camera<\/span><\/div>
# * Arrange photos in folders by date like digikam, <\/span><\/div>
# * Rotate them according exif information<\/span><\/div>
#<\/span><\/div>
# Setup to use this tasks:<\/span><\/div>
# apt-get install rubygems imagemagick gphoto2 rake<\/span><\/div>
# gem install exifr<\/span><\/div>
 <\/div>
namespace<\/span> :ph<\/span> do<\/span><\/div>
  desc<\/span> "Get photos from camera to current folder"<\/span><\/div>
  task<\/span> :get<\/span> do<\/span><\/div>
    sh<\/span> "gphoto2 -R -P"<\/span><\/div>
  end<\/span><\/div>
 <\/div>
  desc<\/span> "Delete all photos from camera"<\/span><\/div>
  task<\/span> :delete<\/span> do<\/span><\/div>
    sh<\/span> "gphoto2 -R -D"<\/span><\/div>
  end<\/span><\/div>
 <\/div>
  desc<\/span> "Rotate photos from exif info"<\/span><\/div>
  task<\/span> :rotate<\/span> =><\/span> :init<\/span> do<\/span><\/div>
    for_each_image<\/span> do<\/span> |<\/span>fname<\/span>,<\/span> info<\/span>|<\/span><\/div>
      p<\/span> info<\/span>.<\/span>orientation<\/span><\/div>
 <\/div>
      if<\/span> info<\/span>.<\/span>orientation<\/span><\/div>
        x<\/span> =<\/span> FakeImg<\/span>.<\/span>new<\/span><\/div>
        info<\/span>.<\/span>orientation<\/span>.<\/span>transform_rmagick<\/span>(<\/span>x<\/span>)<\/span><\/div>
        op<\/span> =<\/span> x<\/span>.<\/span>to_s<\/span><\/div>
 <\/div>
        dest_file<\/span> =<\/span> "r-"<\/span> <<<\/span> fname<\/span><\/div>
 <\/div>
        if<\/span> op<\/span>.<\/span>length<\/span> ><\/span> 0<\/span><\/div>
          mv<\/span> fname<\/span>,<\/span> dest_file<\/span><\/div>
          cmd<\/span> =<\/span> "convert '<\/span>#{<\/span>dest_file<\/span>}<\/span>' <\/span>#{<\/span>op<\/span>}<\/span> '<\/span>#{<\/span>fname<\/span>}<\/span>'"<\/span><\/div>
          puts<\/span> cmd<\/span><\/div>
          sh<\/span> cmd<\/span><\/div>
        end<\/span><\/div>
      end<\/span><\/div>
    end<\/span><\/div>
  end<\/span><\/div>
 <\/div>
  desc<\/span> "Arrange photos in folders by date"<\/span><\/div>
  task<\/span> :arrange<\/span> =><\/span> :init<\/span> do<\/span><\/div>
    for_each_image<\/span> do<\/span> |<\/span>fname<\/span>,<\/span> info<\/span>|<\/span><\/div>
      dir<\/span> =<\/span> info<\/span>.<\/span>date_time<\/span>.<\/span>strftime<\/span>(<\/span>"%Y-%m-%d"<\/span>)<\/span><\/div>
      op<\/span> =<\/span> info<\/span>.<\/span>orientation<\/span>.<\/span>transform_rmagick<\/span>(<\/span>FakeImg<\/span>.<\/span>new<\/span>)<\/span>.<\/span>to_s<\/span><\/div>
      print<\/span> "%s %s %s<\/span>\\n<\/span>"<\/span> %<\/span> [<\/span>fname<\/span>,<\/span> dir<\/span>,<\/span> op<\/span>]<\/span><\/div>
 <\/div>
      dest_file<\/span> =<\/span> File<\/span>.<\/span>join<\/span>(<\/span>dir<\/span>,<\/span> fname<\/span>)<\/span><\/div>
      mkdir_p<\/span> dir<\/span><\/div>
 <\/div>
      if<\/span> op<\/span>.<\/span>length<\/span> ><\/span> 0<\/span><\/div>
        cmd<\/span> =<\/span> "convert '<\/span>#{<\/span>fname<\/span>}<\/span>' <\/span>#{<\/span>op<\/span>}<\/span> '<\/span>#{<\/span>dest_file<\/span>}<\/span>'"<\/span><\/div>
        puts<\/span> cmd<\/span><\/div>
        sh<\/span> cmd<\/span><\/div>
      else<\/span><\/div>
        if<\/span> test<\/span> ?f<\/span>,<\/span> dest_file<\/span><\/div>
          puts<\/span> "File exits: <\/span>#{<\/span>dest_file<\/span>}<\/span>"<\/span><\/div>
        else<\/span><\/div>
          mv<\/span> fname<\/span>,<\/span> dest_file<\/span><\/div>
        end<\/span><\/div>
      end<\/span><\/div>
    end<\/span><\/div>
  end<\/span><\/div>
 <\/div>
  desc<\/span> "Show photos info"<\/span><\/div>
  task<\/span> :list<\/span> =><\/span> :init<\/span> do<\/span><\/div>
    for_each_image<\/span> do<\/span> |<\/span>fname<\/span>,<\/span> info<\/span>|<\/span><\/div>
      print<\/span> "%s %s %s<\/span>\\n<\/span>"<\/span> %<\/span> [<\/span>fname<\/span>,<\/span> info<\/span>.<\/span>date_time<\/span>,<\/span> info<\/span>.<\/span>orientation<\/span>.<\/span>transform_rmagick<\/span>(<\/span>FakeImg<\/span>.<\/span>new<\/span>)<\/span>.<\/span>to_s<\/span>]<\/span><\/div>
    end<\/span><\/div>
  end<\/span><\/div>
 <\/div>
  task<\/span> :init<\/span> do<\/span><\/div>
    require<\/span> 'rubygems'<\/span><\/div>
    require<\/span> 'exifr'<\/span><\/div>
  end<\/span><\/div>
 <\/div>
  def<\/span> for_each_image<\/span>(<\/span>&<\/span>block<\/span>)<\/span><\/div>
    for<\/span> fname<\/span> in<\/span> Dir<\/span>[<\/span>"*"<\/span>]<\/span><\/div>
      next<\/span> unless<\/span> test<\/span>(<\/span>?f<\/span>,<\/span> fname<\/span>)<\/span> &&<\/span> fname<\/span> =~<\/span> /\\.jpe?g$/i<\/span><\/div>
      yield<\/span> fname<\/span>,<\/span> EXIFR<\/span>::<\/span>JPEG<\/span>.<\/span>new<\/span>(<\/span>fname<\/span>)<\/span><\/div>
    end<\/span><\/div>
  end<\/span><\/div>
 <\/div>
  class<\/span> FakeImg<\/span><\/div>
    def<\/span> initialize<\/span><\/div>
      @cmd<\/span> =<\/span> []<\/span><\/div>
    end<\/span><\/div>
 <\/div>
    def<\/span> flip<\/span><\/div>
      @cmd<\/span> <<<\/span> "-flip"<\/span><\/div>
      self<\/span><\/div>
    end<\/span><\/div>
 <\/div>
    def<\/span> flop<\/span><\/div>
      @cmd<\/span> <<<\/span> "-flop"<\/span><\/div>
      self<\/span><\/div>
    end<\/span><\/div>
 <\/div>
    def<\/span> rotate<\/span>(<\/span>degrees<\/span>)<\/span><\/div>
      @cmd<\/span> <<<\/span> "-rotate <\/span>#{<\/span>degrees<\/span>.<\/span>to_i<\/span>}<\/span>"<\/span> if<\/span> degrees<\/span>.<\/span>to_i<\/span> !=<\/span> 0<\/span><\/div>
      self<\/span><\/div>
    end<\/span><\/div>
 <\/div>
    def<\/span> to_s<\/span><\/div>
      @cmd<\/span> *<\/span> ' '<\/span><\/div>
    end<\/span><\/div>
  end<\/span><\/div>