Module: BBMB::Util::Invoicer

Defined in:
lib/bbmb/util/invoicer.rb

Class Method Summary collapse

Class Method Details

.create_invoice(time_range, owed, orders, date, currency = 'CHF') ⇒ Object 



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# File 'lib/bbmb/util/invoicer.rb', line 39

def create_invoice(time_range, owed, orders, date, currency='CHF')
  time = Time.now
  baseline = Util::Money.new(BBMB.config.invoice_monthly_baseline)
  baseamount = Util::Money.new(BBMB.config.invoice_monthly_baseamount)
  ydim_connect { |client|
    ydim_inv = client.create_invoice(BBMB.config.ydim_id)
    ydim_inv.description = sprintf(BBMB.config.invoice_format,
                                   time_range.first.strftime("%d.%m.%Y"),
                                   (time_range.last - 1).strftime("%d.%m.%Y"))
    ydim_inv.date = date
    ydim_inv.currency = currency
    ydim_inv.payment_period = 30
    items = []
    item_format = BBMB.config.invoice_item_format
    item_args = [orders.size]
    time = Time.local(date.year, date.month, date.day)
    if baseamount > 0
      item_format = BBMB.config.invoice_item_overrun_format
      basepart = [baseline, owed].min
      text = sprintf(BBMB.config.invoice_item_baseline_format,
                     basepart, owed, *item_args)
      item_data = {
        :price    => baseamount.to_f,
        :quantity => 1,
        :text     => number_format(text),
        :time			=> time,
        :unit     => BBMB.config.invoice_item_baseamount_unit,
      }
      item_args.unshift owed
      items.push item_data
    end
    if owed > baseline
      owed -= baseline
      text = sprintf(item_format, owed, *item_args)
      item_data = {
        :price    =>  owed.to_f * BBMB.config.invoice_percentage / 100,
        :quantity =>  1,
        :text     =>  number_format(text),
        :time			=>	Time.local(date.year, date.month, date.day),
        :unit     =>  "%0.1f%" % BBMB.config.invoice_percentage,
      }
      items.push item_data
    end
    client.add_items(ydim_inv.unique_id, items)
    ydim_inv
  }
end

.fiscal_year(range) ⇒ Object 



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# File 'lib/bbmb/util/invoicer.rb', line 86

def fiscal_year(range)
  day, month, = BBMB.config.invoice_newyear.split('.', 3)
  time = range.first
  year = time.year
  first = Time.local(year, month, day)
  if(first > time)
    first = Time.local(year - 1, month, day)
  end
  first...time
end

.number_format(string) ⇒ Object 



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# File 'lib/bbmb/util/invoicer.rb', line 96

def number_format(string)
  string.reverse.gsub(/\d{3}(?=\d)(?!\d*\.)/) do |match|
    match << "'"
  end.reverse
end

.orders(range) ⇒ Object 



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# File 'lib/bbmb/util/invoicer.rb', line 101

def orders(range)
  BBMB.persistence.all(Model::Order).select { |order|
    order.commit_time && range.include?(order.commit_time)
  }
end

.run(range, date = Date.today) ⇒ Object 



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# File 'lib/bbmb/util/invoicer.rb', line 13

def run(range, date=Date.today)
  orders = orders(range)
  turnover = deduction = Util::Money.new(0)
  baseline = Util::Money.new(BBMB.config.invoice_baseline)
  total = orders.inject(turnover) { |memo, order| order.total + memo }
  if(total == 0 || baseline > 0)
    all_orders = orders(fiscal_year(range))
    turnover = all_orders.inject(turnover) { |memo, order| 
      order.total + memo }
    deduction = [deduction, baseline - turnover].max
  end
  owed = total - deduction
  if(owed > 0)
    invoice = create_invoice(range, owed, orders, date)
    send_invoice(invoice.unique_id)
  else
    body = sprintf(<<-EOS, baseline, turnover + total, total, deduction - total)
Baseline:      %10.2f
Turnover:      %10.2f
Current Month: %10.2f
-------------------------
Outstanding:   %10.2f
    EOS
    Util::Mail.notify_debug("No invoice necessary", body)
  end
end

.send_invoice(invoice_id) ⇒ Object 



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# File 'lib/bbmb/util/invoicer.rb', line 106

def send_invoice(invoice_id)
  ydim_connect { |client| client.send_invoice(invoice_id) }
end

.ydim_connect(&block) ⇒ Object 



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# File 'lib/bbmb/util/invoicer.rb', line 109

def ydim_connect(&block)
  config = YDIM::Client::CONFIG
  if(path = BBMB.config.ydim_config)
    config.load(path)
  end
  server = DRbObject.new(nil, config.server_url)
  client = YDIM::Client.new(config)
  key = OpenSSL::PKey::DSA.new(File.read(config.private_key))
  client.(server, key)
  block.call(client)
ensure
  client.logout if(client)
end