module PDF class Invoice < Prawn::Document require 'stringio' include ActionView::Helpers::NumberHelper include ApplicationHelper def initialize(invoice) super(:margin => 70) # fonts opensans = Rails.root.join('vendor/assets/fonts/OpenSans-Regular.ttf').to_s opensans_bold = Rails.root.join('vendor/assets/fonts/OpenSans-Bold.ttf').to_s opensans_bolditalic = Rails.root.join('vendor/assets/fonts/OpenSans-BoldItalic.ttf').to_s opensans_italic = Rails.root.join('vendor/assets/fonts/OpenSans-Italic.ttf').to_s font_families.update( 'Open-Sans' => { :normal => {:file => opensans, :font => 'Open-Sans'}, :bold => {:file => opensans_bold, :font => 'Open-Sans-Bold'}, :italic => {:file => opensans_italic, :font => 'Open-Sans-Oblique'}, :bold_italic => {:file => opensans_bolditalic, :font => 'Open-Sans-BoldOblique'} } ) # logo img_b64 = Setting.find_by({name: 'invoice_logo'}) image StringIO.new( Base64.decode64(img_b64.value) ), :fit => [415,40] move_down 20 font('Open-Sans', :size => 10) do # general information if invoice.is_a?(Avoir) text I18n.t('invoices.refund_invoice_reference', REF:invoice.reference), :leading => 3 else text I18n.t('invoices.invoice_reference', REF:invoice.reference), :leading => 3 end if Setting.find_by({name: 'invoice_code-active'}).value == 'true' text I18n.t('invoices.code', CODE:Setting.find_by({name: 'invoice_code-value'}).value), :leading => 3 end if invoice.invoiced_type != WalletTransaction.name if invoice.is_a?(Avoir) text I18n.t('invoices.order_number', NUMBER:invoice.invoice.order_number), :leading => 3 else text I18n.t('invoices.order_number', NUMBER:invoice.order_number), :leading => 3 end end if invoice.is_a?(Avoir) text I18n.t('invoices.refund_invoice_issued_on_DATE', DATE:I18n.l(invoice.avoir_date.to_date)) else text I18n.t('invoices.invoice_issued_on_DATE', DATE:I18n.l(invoice.created_at.to_date)) end # user/organization's information if invoice&.user&.profile&.organization name = invoice.user.profile.organization.name full_name = "#{name} (#{invoice.user.profile.full_name})" else name = invoice.user.profile.full_name full_name = name end if invoice&.user&.profile&.organization&.address address = invoice.user.profile.organization.address.address elsif invoice&.user&.profile&.address address = invoice.user.profile.address.address else address = '' end text_box "#{name}\n#{invoice.user.email}\n#{address}", :at => [bounds.width - 130, bounds.top - 49], :width => 130, :align => :right, :inline_format => true name = full_name # object move_down 25 if invoice.is_a?(Avoir) if invoice.invoiced_type == WalletTransaction.name object = I18n.t('invoices.wallet_credit') else object = I18n.t('invoices.cancellation_of_invoice_REF', REF: invoice.invoice.reference) end else case invoice.invoiced_type when 'Reservation' object = I18n.t('invoices.reservation_of_USER_on_DATE_at_TIME', USER: name, DATE: I18n.l(invoice.invoiced.slots[0].start_at.to_date), TIME: I18n.l(invoice.invoiced.slots[0].start_at, format: :hour_minute)) invoice.invoice_items.each do |item| if item.subscription_id subscription = Subscription.find item.subscription_id object = "\n- #{object}\n- #{(invoice.is_a?(Avoir) ? I18n.t('invoices.cancellation')+' - ' : '') + subscription_verbose(subscription, name)}" break end end when 'Subscription' object = subscription_verbose(invoice.invoiced, name) when 'OfferDay' object = offer_day_verbose(invoice.invoiced, name) else puts "ERROR : specified invoiced type (#{invoice.invoiced_type}) is unknown" end end text I18n.t('invoices.object')+' '+object # details table of the invoice's elements move_down 20 text I18n.t('invoices.order_summary'), :leading => 4 move_down 2 data = [ [I18n.t('invoices.details'), I18n.t('invoices.amount')] ] total_calc = 0 # going through invoice_items invoice.invoice_items.each do |item| price = item.amount.to_i / 100.00 details = invoice.is_a?(Avoir) ? I18n.t('invoices.cancellation')+' - ' : '' if item.subscription_id ### Subscription subscription = Subscription.find item.subscription_id if invoice.invoiced_type == 'OfferDay' details += I18n.t('invoices.subscription_extended_for_free_from_START_to_END', START:I18n.l(invoice.invoiced.start_at.to_date), END:I18n.l(invoice.invoiced.end_at.to_date)) else subscription_start_at = subscription.expired_at - subscription.plan.duration details += I18n.t('invoices.subscription_NAME_from_START_to_END', NAME:item.description, START:I18n.l(subscription_start_at.to_date), END:I18n.l(subscription.expired_at.to_date)) end else ### Reservation case invoice.invoiced.try(:reservable_type) ### Machine reservation when 'Machine' details += I18n.t('invoices.machine_reservation_DESCRIPTION', DESCRIPTION: item.description) when 'Space' details += I18n.t('invoices.space_reservation_DESCRIPTION', DESCRIPTION: item.description) ### Training reservation when 'Training' details += I18n.t('invoices.training_reservation_DESCRIPTION', DESCRIPTION: item.description) ### events reservation when 'Event' details += I18n.t('invoices.event_reservation_DESCRIPTION', DESCRIPTION: item.description) # details of the number of tickets details += "\n "+I18n.t('invoices.full_price_ticket', count: invoice.invoiced.nb_reserve_places) if invoice.invoiced.nb_reserve_places > 0 invoice.invoiced.tickets.each do |t| details += "\n "+I18n.t('invoices.other_rate_ticket', count: t.booked, NAME: t.event_price_category.price_category.name) end ### wallet credit when nil details = item.description ### Other cases (not expected) else details += I18n.t('invoices.reservation_other') end end data += [ [details, number_to_currency(price)] ] total_calc += price end ## subtract the coupon, if any unless invoice.coupon_id.nil? cp = invoice.coupon discount = 0 if cp.type == 'percent_off' discount = total_calc * cp.percent_off / 100.0 elsif cp.type == 'amount_off' # refunds of invoices with cash coupons: we need to ventilate coupons on paid items if invoice.is_a?(Avoir) paid_items = invoice.invoice.invoice_items.select{ |ii| ii.amount > 0 }.length refund_items = invoice.invoice_items.select{ |ii| ii.amount > 0 }.length discount = ((invoice.coupon.amount_off / paid_items) * refund_items) / 100.0 else discount = cp.amount_off / 100.00 end else raise InvalidCouponError end total_calc = total_calc - discount # discount textual description literal_discount = cp.percent_off if cp.type == 'amount_off' literal_discount = number_to_currency(cp.amount_off / 100.00) end # add a row for the coupon data += [ [_t('invoices.coupon_CODE_discount_of_DISCOUNT', {CODE: cp.code, DISCOUNT: literal_discount, TYPE: cp.type}), number_to_currency(-discount)] ] end # total verification total = invoice.total / 100.0 if total_calc != total puts "ERROR: totals are NOT equals => expected: #{total}, computed: #{total_calc}" end # TVA if Setting.find_by({name: 'invoice_VAT-active'}).value == 'true' data += [ [I18n.t('invoices.total_including_all_taxes'), number_to_currency(total)] ] vat_rate = Setting.find_by({name: 'invoice_VAT-rate'}).value.to_f vat = total / (vat_rate / 100 + 1) data += [ [I18n.t('invoices.including_VAT_RATE', RATE: vat_rate), number_to_currency(total-vat)] ] data += [ [I18n.t('invoices.including_total_excluding_taxes'), number_to_currency(vat)] ] data += [ [I18n.t('invoices.including_amount_payed_on_ordering'), number_to_currency(total)] ] # checking the round number rounded = sprintf('%.2f', vat).to_f + sprintf('%.2f', total-vat).to_f if rounded != sprintf('%.2f', total_calc).to_f puts "ERROR: rounding the numbers cause an invoice inconsistency. Total expected: #{sprintf('%.2f', total_calc)}, total computed: #{rounded}" end else data += [ [I18n.t('invoices.total_amount'), number_to_currency(total)] ] end # display table table(data, :header => true, :column_widths => [400, 72], :cell_style => {:inline_format => true}) do row(0).font_style = :bold column(1).style :align => :right if Setting.find_by({name: 'invoice_VAT-active'}).value == 'true' # Total incl. taxes row(-1).style :align => :right row(-1).background_color = 'E4E4E4' row(-1).font_style = :bold # including VAT xx% row(-2).style :align => :right row(-2).background_color = 'E4E4E4' row(-2).font_style = :italic # including total excl. taxes row(-3).style :align => :right row(-3).background_color = 'E4E4E4' row(-3).font_style = :italic # including amount payed on ordering row(-4).style :align => :right row(-4).background_color = 'E4E4E4' row(-4).font_style = :bold end end # optional description for refunds move_down 20 if invoice.is_a?(Avoir) and invoice.description text invoice.description end # payment details move_down 20 if invoice.is_a?(Avoir) payment_verbose = I18n.t('invoices.refund_on_DATE', DATE:I18n.l(invoice.avoir_date.to_date))+' ' case invoice.avoir_mode when 'stripe' payment_verbose += I18n.t('invoices.by_stripe_online_payment') when 'cheque' payment_verbose += I18n.t('invoices.by_cheque') when 'transfer' payment_verbose += I18n.t('invoices.by_transfer') when 'cash' payment_verbose += I18n.t('invoices.by_cash') when 'wallet' payment_verbose += I18n.t('invoices.by_wallet') when 'none' payment_verbose = I18n.t('invoices.no_refund') else puts "ERROR : specified refunding method (#{payment_verbose}) is unknown" end payment_verbose += ' '+I18n.t('invoices.for_an_amount_of_AMOUNT', AMOUNT: number_to_currency(total)) else # subtract the wallet amount for this invoice from the total if invoice.wallet_amount wallet_amount = invoice.wallet_amount / 100.0 total = total - wallet_amount end # payment method if invoice.stp_invoice_id payment_verbose = I18n.t('invoices.settlement_by_debit_card') else payment_verbose = I18n.t('invoices.settlement_done_at_the_reception') end # if the invoice was 100% payed with the wallet ... if total == 0 and wallet_amount payment_verbose = I18n.t('invoices.settlement_by_wallet') end payment_verbose += ' '+I18n.t('invoices.on_DATE_at_TIME', DATE: I18n.l(invoice.created_at.to_date), TIME:I18n.l(invoice.created_at, format: :hour_minute)) if total > 0 or !invoice.wallet_amount payment_verbose += ' '+I18n.t('invoices.for_an_amount_of_AMOUNT', AMOUNT: number_to_currency(total)) end if invoice.wallet_amount if total > 0 payment_verbose += ' '+I18n.t('invoices.and') + ' ' + I18n.t('invoices.by_wallet') + ' ' + I18n.t('invoices.for_an_amount_of_AMOUNT', AMOUNT: number_to_currency(wallet_amount)) else payment_verbose += ' '+I18n.t('invoices.for_an_amount_of_AMOUNT', AMOUNT: number_to_currency(wallet_amount)) end end end text payment_verbose # important information move_down 40 txt = parse_html(Setting.find_by({name: 'invoice_text'}).value) txt.each_line do |line| text line, :style => :bold, :inline_format => true end # address and legals information move_down 40 txt = parse_html(Setting.find_by({name: 'invoice_legals'}).value) txt.each_line do |line| text line, :align => :right, :leading => 4, :inline_format => true end end end private def reservation_dates_verbose(slot) if slot.start_at.to_date == slot.end_at.to_date '- '+I18n.t('invoices.on_DATE_from_START_to_END', DATE: I18n.l(slot.start_at.to_date), START: I18n.l(slot.start_at, format: :hour_minute), END: I18n.l(slot.end_at, format: :hour_minute))+"\n" else '- '+I18n.t('invoices.from_STARTDATE_to_ENDDATE_from_STARTTIME_to_ENDTIME', STARTDATE: I18n.l(slot.start_at.to_date), ENDDATE: I18n.l(slot.start_at.to_date), STARTTIME: I18n.l(slot.start_at, format: :hour_minute), ENDTIME: I18n.l(slot.end_at, format: :hour_minute))+"\n" end end def subscription_verbose(subscription, username) subscription_start_at = subscription.expired_at - subscription.plan.duration duration_verbose = I18n.t("duration.#{subscription.plan.interval}", count: subscription.plan.interval_count) I18n.t('invoices.subscription_of_NAME_for_DURATION_starting_from_DATE', NAME: username, DURATION: duration_verbose, DATE: I18n.l(subscription_start_at.to_date)) end def offer_day_verbose(offer_day, username) I18n.t('invoices.subscription_of_NAME_extended_starting_from_STARTDATE_until_ENDDATE', NAME: username, STARTDATE: I18n.l(offer_day.start_at.to_date), ENDDATE: I18n.l(offer_day.end_at.to_date)) end ## # Remove every unsupported html tag from the given html text (like
, , ...).
# The supported tags are , , and
.
# @param html [String] single line html text
# @return [String] multi line simplified html text
##
def parse_html(html)
ActionController::Base.helpers.sanitize(html, tags: %w(b u i br))
end
end
end