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PDF rendering: Do not create TTFont if already cached (#5748)

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This provides a massive speedup for invoice rendering
This commit is contained in:
Raphael Michel
2026-01-05 12:15:35 +01:00
committed by GitHub
parent 449b960438
commit bb5a9bdbf1
4 changed files with 39 additions and 32 deletions
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21
src/pretix/plugins/reports/exporters.py
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@@ -69,7 +69,9 @@ from pretix.base.timeframes import (
resolve_timeframe_to_datetime_start_inclusive_end_exclusive,
)
from pretix.control.forms.filter import OverviewFilterForm
from pretix.helpers.reportlab import FontFallbackParagraph
from pretix.helpers.reportlab import (
FontFallbackParagraph, register_ttf_font_if_new,
)
from pretix.presale.style import get_fonts
@@ -130,21 +132,18 @@ class ReportlabExportMixin:
@staticmethod
def register_fonts():
from reportlab.pdfbase import pdfmetrics
from reportlab.pdfbase.ttfonts import TTFont
pdfmetrics.registerFont(TTFont('OpenSans', finders.find('fonts/OpenSans-Regular.ttf')))
pdfmetrics.registerFont(TTFont('OpenSansIt', finders.find('fonts/OpenSans-Italic.ttf')))
pdfmetrics.registerFont(TTFont('OpenSansBd', finders.find('fonts/OpenSans-Bold.ttf')))
register_ttf_font_if_new('OpenSans', finders.find('fonts/OpenSans-Regular.ttf'))
register_ttf_font_if_new('OpenSansIt', finders.find('fonts/OpenSans-Italic.ttf'))
register_ttf_font_if_new('OpenSansBd', finders.find('fonts/OpenSans-Bold.ttf'))
for family, styles in get_fonts(None, pdf_support_required=True).items():
pdfmetrics.registerFont(TTFont(family, finders.find(styles['regular']['truetype'])))
register_ttf_font_if_new(family, finders.find(styles['regular']['truetype']))
if 'italic' in styles:
pdfmetrics.registerFont(TTFont(family + ' I', finders.find(styles['italic']['truetype'])))
register_ttf_font_if_new(family + ' I', finders.find(styles['italic']['truetype']))
if 'bold' in styles:
pdfmetrics.registerFont(TTFont(family + ' B', finders.find(styles['bold']['truetype'])))
register_ttf_font_if_new(family + ' B', finders.find(styles['bold']['truetype']))
if 'bolditalic' in styles:
pdfmetrics.registerFont(TTFont(family + ' B I', finders.find(styles['bolditalic']['truetype'])))
register_ttf_font_if_new(family + ' B I', finders.find(styles['bolditalic']['truetype']))
def get_doc_template(self):
from reportlab.platypus import BaseDocTemplate