FattView/fpdf/tests/invoice.py
# -*- coding: iso-8859-1 -*-
"PDF Template Helper for FPDF.py"
__author__ = "Mariano Reingart <reingart@gmail.com>"
__copyright__ = "Copyright (C) 2010 Mariano Reingart"
__license__ = "LGPL 3.0"
import sys, os
from fpdf import Template
if __name__ == "__main__":
# generate sample invoice (according Argentina's regulations)
import random
from decimal import Decimal
f = Template(format="A4",
title="Sample Invoice", author="Sample Company",
subject="Sample Customer", keywords="Electronic TAX Invoice")
f.parse_csv(infile="invoice.csv", delimiter=";", decimal_sep=",")
detail = "Lorem ipsum dolor sit amet, consectetur. " * 30
items = []
for i in range(1, 30):
ds = "Sample product %s" % i
qty = random.randint(1,10)
price = round(random.random()*100,3)
code = "%s%s%02d" % (chr(random.randint(65,90)), chr(random.randint(65,90)),i)
items.append(dict(code=code, unit='u',
qty=qty, price=price,
amount=qty*price,
ds="%s: %s" % (i,ds)))
# divide and count lines
lines = 0
li_items = []
for it in items:
qty = it['qty']
code = it['code']
unit = it['unit']
for ds in f.split_multicell(it['ds'], 'item_description01'):
# add item description line (without price nor amount)
li_items.append(dict(code=code, ds=ds, qty=qty, unit=unit, price=None, amount=None))
# clean qty and code (show only at first)
unit = qty = code = None
# set last item line price and amount
li_items[-1].update(amount = it['amount'],
price = it['price'])
obs="\n<U>Detail:</U>\n\n" + detail
for ds in f.split_multicell(obs, 'item_description01'):
li_items.append(dict(code=code, ds=ds, qty=qty, unit=unit, price=None, amount=None))
# calculate pages:
lines = len(li_items)
max_lines_per_page = 24
pages = int(lines / (max_lines_per_page - 1))
if lines % (max_lines_per_page - 1): pages = pages + 1
# completo campos y hojas
for page in range(1, int(pages)+1):
f.add_page()
f['page'] = 'Page %s of %s' % (page, pages)
if pages>1 and page<pages:
s = 'Continues on page %s' % (page+1)
else:
s = ''
f['item_description%02d' % (max_lines_per_page+1)] = s
f["company_name"] = "Sample Company"
f["company_logo"] = "../tutorial/logo.png"
f["company_header1"] = "Some Address - somewhere -"
f["company_header2"] = "http://www.example.com"
f["company_footer1"] = "Tax Code ..."
f["company_footer2"] = "Tax/VAT ID ..."
f['number'] = '0001-00001234'
f['issue_date'] = '2010-09-10'
f['due_date'] = '2099-09-10'
f['customer_name'] = "Sample Client"
f['customer_address'] = "Siempreviva 1234"
# print line item...
li = 0
k = 0
total = Decimal("0.00")
for it in li_items:
k = k + 1
if k > page * (max_lines_per_page - 1):
break
if it['amount']:
total += Decimal("%.6f" % it['amount'])
if k > (page - 1) * (max_lines_per_page - 1):
li += 1
if it['qty'] is not None:
f['item_quantity%02d' % li] = it['qty']
if it['code'] is not None:
f['item_code%02d' % li] = it['code']
if it['unit'] is not None:
f['item_unit%02d' % li] = it['unit']
f['item_description%02d' % li] = it['ds']
if it['price'] is not None:
f['item_price%02d' % li] = "%0.3f" % it['price']
if it['amount'] is not None:
f['item_amount%02d' % li] = "%0.2f" % it['amount']
if pages == page:
f['net'] = "%0.2f" % (total/Decimal("1.21"))
f['vat'] = "%0.2f" % (total*(1-1/Decimal("1.21")))
f['total_label'] = 'Total:'
else:
f['total_label'] = 'SubTotal:'
f['total'] = "%0.2f" % total
f.render("./invoice.pdf")
if sys.platform.startswith("linux"):
os.system("evince ./invoice.pdf")
else:
os.startfile("./invoice.pdf")