Tax treatment under the Czech legislation.

Author: rbas

InvoiceGenerator/api.py

@@ -12,10 +12,10 @@ def __setattr__(self, key, value):
 
 class Address(UnicodeProperty):
     _attrs = ('summary', 'address', 'city', 'zip', 'phone', 'email',
-              'bank_name', 'bank_account', 'note')
+              'bank_name', 'bank_account', 'note', 'vat_id', 'ir')
 
     def __init__(self, summary, address='', city='', zip='', phone='', email='',
-               bank_name='', bank_account='', note=''):
+               bank_name='', bank_account='', note='', vat_id='', ir=''):
         self.summary = summary
         self.address = address
         self.city = city
@@ -25,14 +25,23 @@ def __init__(self, summary, address='', city='', zip='', phone='', email='',
         self.bank_name = bank_name
         self.bank_account = bank_account
         self.note = note
+        self.vat_id = vat_id
+        self.ir = ir
 
 
     def get_address_lines(self):
-        return [
+        address_line = [
             self.summary,
             self.address,
-            u'%s %s' % (self.zip, self.city),
+            u'%s %s' % (self.zip, self.city)
             ]
+        if self.vat_id:
+            address_line.append(u'Vat in: %s' % self.vat_id)
+
+        if self.ir:
+            address_line.append(u'IR: %s' % self.ir)
+
+        return address_line
 
     def get_contact_lines(self):
         return [
@@ -71,6 +80,9 @@ def total(self):
     def total_tax(self):
         return self.price * self.count * (1.0 + self.tax / 100.0)
 
+    def count_tax(self):
+        return self.total_tax - self.total
+
     @property
     def description(self):
         return self._description
@@ -153,3 +165,25 @@ def use_tax(self):
                 use_tax = True
                 continue
         return use_tax
+
+    def _get_grouped_items_by_tax(self):
+        table = {}
+        for item in self.items:
+            if not table.has_key(item.tax):
+                table[item.tax] = {'total': item.total, 'total_tax': item.total_tax, 'tax': item.count_tax()}
+            else:
+                table[item.tax]['total'] += item.total
+                table[item.tax]['total_tax'] +=  item.total_tax
+                table[item.tax]['tax'] +=  item.count_tax()
+
+        return table
+
+    def generate_breakdown_vat(self):
+        return self._get_grouped_items_by_tax()
+
+    def generate_breakdown_vat_table(self):
+        rows = []
+        for vat,items in self.generate_breakdown_vat().iteritems():
+             rows.append((vat, items['total'], items['total_tax'], items['tax']))
+
+        return rows

InvoiceGenerator/pdf.py

@@ -6,7 +6,7 @@
 from reportlab.lib.units import mm
 from reportlab.pdfbase.ttfonts import TTFont
 from reportlab.pdfbase import pdfmetrics
-
+from reportlab.platypus.tables import Table, TableStyle
 
 from conf import _, FONT_PATH, FONT_BOLD_PATH
 from api import Invoice
@@ -114,8 +114,10 @@ def drawProvider(self,TOP,LEFT):
 
         self.pdf.drawText(text)
         if self.invoice.provider.note:
-            self.pdf.drawString((LEFT + 2) * mm, (TOP - 26) * mm,
-                                self.invoice.provider.note)
+            self.pdf.setFont('DejaVu', 6)
+            text = self.pdf.beginText((LEFT + 2) * mm, (TOP - 23) * mm)
+            text.textLines(self.invoice.provider.note)
+            self.pdf.drawText(text)
 
     def drawPayment(self,TOP,LEFT):
         self.pdf.setFont('DejaVu-Bold', 9)
@@ -199,9 +201,40 @@ def drawItems(self,TOP,LEFT):
         path.lineTo((LEFT + 176) * mm, (TOP - i) * mm)
         self.pdf.drawPath(path, True, True)
 
-        self.pdf.setFont('DejaVu-Bold', 11)
-        self.pdf.drawString((LEFT + 100) * mm, (TOP - i - 7) * mm, _(u'Total')+': %.2f %s' % (self.invoice.price, self.invoice.currency))
-        if items_are_with_tax:
+        if not items_are_with_tax:
+            self.pdf.setFont('DejaVu-Bold', 11)
+            self.pdf.drawString((LEFT + 100) * mm, (TOP - i - 7) * mm, _(u'Total')+': %.2f %s' % (self.invoice.price, self.invoice.currency))
+        else:
+            self.pdf.setFont('DejaVu-Bold', 6)
+            self.pdf.drawString((LEFT + 1) * mm, (TOP - i - 2) * mm, _(u'Breakdown VAT'))
+            vat_list, tax_list, total_list, total_tax_list = [_(u'VAT rate')], [_(u'Tax')], [_(u'Without VAT')], [_(u'With VAT')]
+            for vat, items in self.invoice.generate_breakdown_vat().iteritems():
+                vat_list.append('%.2f%%' % vat)
+                tax_list.append('%.2f %s' % (items['tax'], self.invoice.currency))
+                total_list.append('%.2f %s' % (items['total'], self.invoice.currency))
+                total_tax_list.append('%.2f %s' % (items['total_tax'], self.invoice.currency))
+
+
+            self.pdf.setFont('DejaVu', 6)
+            text = self.pdf.beginText((LEFT + 1) * mm, (TOP - i - 5) * mm)
+            text.textLines('\n'.join(vat_list))
+            self.pdf.drawText(text)
+
+            text = self.pdf.beginText((LEFT + 11) * mm, (TOP - i - 5) * mm)
+            text.textLines('\n'.join(tax_list))
+            self.pdf.drawText(text)
+
+            text = self.pdf.beginText((LEFT + 27) * mm, (TOP - i - 5) * mm)
+            text.textLines('\n'.join(total_list))
+            self.pdf.drawText(text)
+
+            text = self.pdf.beginText((LEFT + 45) * mm, (TOP - i - 5) * mm)
+            text.textLines('\n'.join(total_tax_list))
+            self.pdf.drawText(text)
+
+
+
+            self.pdf.setFont('DejaVu-Bold', 11)
             self.pdf.drawString((LEFT + 100) * mm, (TOP - i - 14) * mm, _(u'Total with tax')+': %.2f %s' % (self.invoice.price_tax, self.invoice.currency))
 
         if items_are_with_tax:

locale/cs/LC_MESSAGES/messages.mo

@@ -8,7 +8,7 @@ msgstr ""
 "Project-Id-Version: 0.2.0\n"
 "Report-Msgid-Bugs-To: \n"
 "POT-Creation-Date: 2012-04-07 17:30+0200\n"
-"PO-Revision-Date: 2012-04-17 22:51+0100\n"
+"PO-Revision-Date: 2012-04-20 23:30+0100\n"
 "Last-Translator: rbas <rbas@rbas.cz>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
 "Language: \n"
@@ -106,3 +106,15 @@ msgstr "Datum zdanitelného plnění"
 msgid "Paytype"
 msgstr "Typ platby"
 
+msgid "Breakdown VAT"
+msgstr "Rozpis DPH"
+
+msgid "VAT rate"
+msgstr "Sazba"
+
+msgid "Without VAT"
+msgstr "Bez DPH"
+
+msgid "With VAT"
+msgstr "S DPH"
+

locale/cs/LC_MESSAGES/messages.po

@@ -8,7 +8,7 @@ def read(fname):
 
 setup(
     name = "InvoiceGenerator",
-    version = "0.2.2",
+    version = "0.2.3",
     author = "Adam Strauch",
     author_email = "cx@initd.cz",
     description = ("Library to generate PDF invoice."),

setup.py

@@ -9,7 +9,7 @@
 class AddressTest(unittest.TestCase):
 
     attrs = ('summary', 'address', 'city', 'zip', 'phone', 'email',
-             'bank_name', 'bank_account', 'note')
+             'bank_name', 'bank_account', 'note', 'vat_id', 'ir')
 
     addresss_object = Address
 
@@ -95,6 +95,14 @@ def test_count_total(self):
         item = Item(count, price)
         self.assertEquals(count * price, item.total)
 
+    def test_count_tax(self):
+
+        item = Item(2, 50, tax=50)
+        self.assertEqual(50, item.count_tax())
+
+        item = Item(2, 50)
+        self.assertEqual(0, item.count_tax())
+
     def test_count_total_with_tax(self):
         count = 24
         price = 42
@@ -164,4 +172,30 @@ def test_use_tax(self):
         invoice.add_item(Item(1, 500, tax=99.9))
         invoice.add_item(Item(500, 5))
 
-        self.assertTrue(invoice.use_tax)
+        self.assertTrue(invoice.use_tax)
+
+    def test_generate_breakdown_vat(self):
+        invoice = Invoice(Client('Foo'), Provider('Bar'), Creator('Blah'))
+        invoice.add_item(Item(1, 500, tax=50))
+        invoice.add_item(Item(3, 500, tax=50))
+        invoice.add_item(Item(500, 5, tax=0))
+        invoice.add_item(Item(5, 500, tax=0))
+
+        expected = {
+            0.0: {'total': 5000.0, 'total_tax': 5000.0, 'tax': 0.0},
+            50.0: {'total': 2000.0, 'total_tax': 3000.0, 'tax': 1000}}
+
+        self.assertEquals(expected, invoice.generate_breakdown_vat())
+
+
+    def test_generate_breakdown_vat_table(self):
+        invoice = Invoice(Client('Foo'), Provider('Bar'), Creator('Blah'))
+        invoice.add_item(Item(1, 500, tax=50))
+        invoice.add_item(Item(3, 500, tax=50))
+        invoice.add_item(Item(500, 5, tax=0))
+        invoice.add_item(Item(5, 500, tax=0))
+
+        expected = [(0.00, 5000.0, 5000.0, 0),(50.0, 2000.0, 3000.0, 1000.0)]
+
+        self.assertEquals(expected, invoice.generate_breakdown_vat_table())
+

tests/test_api.py

@@ -16,14 +16,34 @@ def test_required_args(self):
         SimpleInvoice(invoice)
 
     def test_generate(self):
-
-        invoice = Invoice(Client('Kkkk'), Provider('Pupik'), Creator('blah'))
-        invoice.add_item(Item(32, 600))
+        provider = Provider('Pupik')
+        provider.address = 'Kubelikova blah blah blah'
+        provider.zip = '12655465'
+        provider.city = 'Frantisek'
+        provider.vat_id = 'CZ8590875682'
+        provider.ir = '785684523'
+        provider.email = 'mail@email.com'
+        provider.bank_account = '56484984968/68'
+        provider.bank_name = 'RB'
+        provider.note = u'zapsaná v obchodním rejstříku vedeném městským soudem v Praze,\noddíl C, vložka 176551'
+
+        client = Client('Kkkk')
+        client.address = 'Kubelikova blah blah blah'
+        client.zip = '12655465'
+        client.city = 'Frantisek'
+        client.vat_id = 'CZ8590875682'
+        client.ir = '785684523'
+        client.email = 'mail@email.com'
+
+        invoice = Invoice(client, provider, Creator('blah'))
+        invoice.add_item(Item(32, 600, tax=50))
+        invoice.add_item(Item(32, 600, tax=0))
         invoice.specific_symbol = 666
         invoice.taxable_date = '1.1.1979'
         invoice.variable_symbol = '000000001'
+        invoice.currency = u'Kč'
 
-        tmp_file = NamedTemporaryFile()
+        tmp_file = NamedTemporaryFile(delete=False, prefix='xx_')
 
         pdf = SimpleInvoice(invoice)
         pdf.gen(tmp_file.name)