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Automatically shorten event name on invoice

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Raphael Michel
2018-06-01 13:32:47 +02:00
parent 85420602e8
commit 0f5af4b990
1 changed files with 14 additions and 3 deletions
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17
src/pretix/base/invoice.py
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@@ -282,19 +282,30 @@ class ClassicInvoiceRenderer(BaseReportlabInvoiceRenderer):
preserveAspectRatio=True, anchor='n', preserveAspectRatio=True, anchor='n',
mask='auto') mask='auto')
def shorten(txt):
txt = str(txt)
p = Paragraph(txt.strip().replace('\n', '<br />\n'), style=self.stylesheet['Normal'])
p_size = p.wrap(65 * mm, 50 * mm)
while p_size[1] > 2 * self.stylesheet['Normal'].leading:
txt = ' '.join(txt.replace('…', '').split()[:-1]) + '…'
p = Paragraph(txt.strip().replace('\n', '<br />\n'), style=self.stylesheet['Normal'])
p_size = p.wrap(65 * mm, 50 * mm)
return txt
if not self.invoice.event.has_subevents: if not self.invoice.event.has_subevents:
if self.invoice.event.settings.show_date_to: if self.invoice.event.settings.show_date_to:
p_str = ( p_str = (
str(self.invoice.event.name) + '\n' + pgettext('invoice', '{from_date}\nuntil {to_date}').format( shorten(self.invoice.event.name) + '\n' + pgettext('invoice', '{from_date}\nuntil {to_date}').format(
from_date=self.invoice.event.get_date_from_display(), from_date=self.invoice.event.get_date_from_display(),
to_date=self.invoice.event.get_date_to_display()) to_date=self.invoice.event.get_date_to_display())
) )
else: else:
p_str = ( p_str = (
str(self.invoice.event.name) + '\n' + self.invoice.event.get_date_from_display() shorten(self.invoice.event.name) + '\n' + self.invoice.event.get_date_from_display()
) )
else: else:
p_str = str(self.invoice.event.name) p_str = shorten(self.invoice.event.name)
p = Paragraph(p_str.strip().replace('\n', '<br />\n'), style=self.stylesheet['Normal']) p = Paragraph(p_str.strip().replace('\n', '<br />\n'), style=self.stylesheet['Normal'])
p.wrapOn(canvas, 65 * mm, 50 * mm) p.wrapOn(canvas, 65 * mm, 50 * mm)