diff --git a/src/pretix/base/invoicing/pdf.py b/src/pretix/base/invoicing/pdf.py
index 2f2f36ed5a..a97d713744 100644
--- a/src/pretix/base/invoicing/pdf.py
+++ b/src/pretix/base/invoicing/pdf.py
@@ -23,6 +23,7 @@ import datetime
import logging
import math
import re
+import textwrap
import unicodedata
from collections import defaultdict
from decimal import Decimal
@@ -752,11 +753,59 @@ class ClassicInvoiceRenderer(BaseReportlabInvoiceRenderer):
return dt.astimezone(tz).date()
total = Decimal('0.00')
+ if has_taxes:
+ colwidths = [a * doc.width for a in (.50, .05, .15, .15, .15)]
+ else:
+ colwidths = [a * doc.width for a in (.65, .20, .15)]
+
for (description, tax_rate, tax_name, net_value, gross_value, subevent, period_start, period_end), lines in addon_aware_groupby(
all_lines,
key=_group_key,
is_addon=lambda l: l.description.startswith(" +"),
):
+ # split description into multiple Paragraphs so each fits in a table cell on a single page
+ # otherwise PDF-build fails
+
+ description_p_list = []
+ # normalize linebreaks to newlines instead of HTML so we can safely substring
+ description = description.replace('
', '
').replace('
\n', '\n').replace('
', '\n')
+
+ # start first line with different settings than the rest of the description
+ curr_description = description.split("\n", maxsplit=1)[0]
+ cellpadding = 6 # default cellpadding is only set on right side of column
+ max_width = colwidths[0] - cellpadding
+ max_height = self.stylesheet['Normal'].leading * 5
+ p_style = self.stylesheet['Normal']
+ for __ in range(1000):
+ p = FontFallbackParagraph(
+ self._clean_text(curr_description, tags=['br']),
+ p_style
+ )
+ h = p.wrap(max_width, doc.height)[1]
+ if h <= max_height:
+ description_p_list.append(p)
+ if curr_description == description:
+ break
+ description = description[len(curr_description):].lstrip()
+ curr_description = description.split("\n", maxsplit=1)[0]
+ # use different settings for all except first line
+ max_width = sum(colwidths[0:3 if has_taxes else 2]) - cellpadding
+ max_height = self.stylesheet['Fineprint'].leading * 8
+ p_style = self.stylesheet['Fineprint']
+ continue
+
+ if not description_p_list:
+ # first "manual" line is larger than 5 "real" lines => only allow one line and set rest in Fineprint
+ max_height = self.stylesheet['Normal'].leading
+
+ if h > max_height * 1.1:
+ # quickly bring the text-length down to a managable length to then stepwise reduce
+ wrap_to = math.ceil(len(curr_description) * max_height * 1.1 / h)
+ else:
+ # trim to 95% length, but at most 10 chars to not have strangely short lines in the middle of a paragraph
+ wrap_to = max(len(curr_description) - 10, math.ceil(len(curr_description) * 0.95))
+ curr_description = textwrap.wrap(curr_description, wrap_to, replace_whitespace=False, drop_whitespace=False)[0]
+
# Try to be clever and figure out when organizers would want to show the period. This heuristic is
# not perfect and the only "fully correct" way would be to include the period on every line always,
# however this will cause confusion (a) due to useless repetition of the same date all over the invoice
@@ -810,7 +859,10 @@ class ClassicInvoiceRenderer(BaseReportlabInvoiceRenderer):
# Group together at the end of the invoice
request_show_service_date = period_line
elif period_line:
- description += "\n" + period_line
+ description_p_list.append(FontFallbackParagraph(
+ period_line,
+ self.stylesheet['Fineprint']
+ ))
lines = list(lines)
if has_taxes:
@@ -819,13 +871,13 @@ class ClassicInvoiceRenderer(BaseReportlabInvoiceRenderer):
net_price=money_filter(net_value, self.invoice.event.currency),
gross_price=money_filter(gross_value, self.invoice.event.currency),
)
- description = description + "\n" + single_price_line
+ description_p_list.append(FontFallbackParagraph(
+ single_price_line,
+ self.stylesheet['Fineprint']
+ ))
tdata.append((
- FontFallbackParagraph(
- self._clean_text(description, tags=['br']),
- self.stylesheet['Normal']
- ),
+ description_p_list.pop(0),
str(len(lines)),
localize(tax_rate) + " %",
FontFallbackParagraph(
@@ -837,23 +889,52 @@ class ClassicInvoiceRenderer(BaseReportlabInvoiceRenderer):
self.stylesheet['NormalRight']
),
))
+ for p in description_p_list:
+ tdata.append((p, "", "", "", ""))
+ tstyledata.append((
+ 'SPAN',
+ (0, len(tdata) - 1),
+ (2, len(tdata) - 1),
+ ))
else:
if len(lines) > 1:
single_price_line = pgettext('invoice', 'Single price: {price}').format(
price=money_filter(gross_value, self.invoice.event.currency),
)
- description = description + "\n" + single_price_line
+ description_p_list.append(FontFallbackParagraph(
+ single_price_line,
+ self.stylesheet['Fineprint']
+ ))
tdata.append((
- FontFallbackParagraph(
- self._clean_text(description, tags=['br']),
- self.stylesheet['Normal']
- ),
+ description_p_list.pop(0),
str(len(lines)),
FontFallbackParagraph(
money_filter(gross_value * len(lines), self.invoice.event.currency).replace('\xa0', ' '),
self.stylesheet['NormalRight']
),
))
+ for p in description_p_list:
+ tdata.append((p, "", ""))
+ tstyledata.append((
+ 'SPAN',
+ (0, len(tdata) - 1),
+ (1, len(tdata) - 1),
+ ))
+
+ tstyledata += [
+ (
+ 'BOTTOMPADDING',
+ (0, len(tdata) - len(description_p_list)),
+ (-1, len(tdata) - 2),
+ 0
+ ),
+ (
+ 'TOPPADDING',
+ (0, len(tdata) - len(description_p_list)),
+ (-1, len(tdata) - 1),
+ 0
+ ),
+ ]
taxvalue_map[tax_rate, tax_name] += (gross_value - net_value) * len(lines)
grossvalue_map[tax_rate, tax_name] += gross_value * len(lines)
total += gross_value * len(lines)
@@ -863,13 +944,11 @@ class ClassicInvoiceRenderer(BaseReportlabInvoiceRenderer):
FontFallbackParagraph(self._normalize(pgettext('invoice', 'Invoice total')), self.stylesheet['Bold']), '', '', '',
money_filter(total, self.invoice.event.currency)
])
- colwidths = [a * doc.width for a in (.50, .05, .15, .15, .15)]
else:
tdata.append([
FontFallbackParagraph(self._normalize(pgettext('invoice', 'Invoice total')), self.stylesheet['Bold']), '',
money_filter(total, self.invoice.event.currency)
])
- colwidths = [a * doc.width for a in (.65, .20, .15)]
if not self.invoice.is_cancellation:
if self.invoice.event.settings.invoice_show_payments and self.invoice.order.status == Order.STATUS_PENDING: