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Performance: Only load ArabicReshaper once

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Raphael Michel
2021-06-13 21:17:20 +02:00
parent eb5ed2bdf9
commit b3edb82ffd
1 changed files with 7 additions and 5 deletions
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12
src/pretix/base/pdf.py
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@@ -50,6 +50,7 @@ from django.conf import settings
from django.contrib.staticfiles import finders from django.contrib.staticfiles import finders
from django.dispatch import receiver from django.dispatch import receiver
from django.utils.formats import date_format from django.utils.formats import date_format
from django.utils.functional import SimpleLazyObject
from django.utils.html import conditional_escape from django.utils.html import conditional_escape
from django.utils.timezone import now from django.utils.timezone import now
from django.utils.translation import gettext_lazy as _ from django.utils.translation import gettext_lazy as _
@@ -551,6 +552,12 @@ def get_first_scan(op: OrderPosition):
return "" return ""
reshaper = SimpleLazyObject(lambda: ArabicReshaper(configuration={
'delete_harakat': True,
'support_ligatures': False,
}))
class Renderer: class Renderer:
def __init__(self, event, layout, background_file): def __init__(self, event, layout, background_file):
@@ -720,11 +727,6 @@ class Renderer:
# reportlab does not support RTL, ligature-heavy scripts like Arabic. Therefore, we use ArabicReshaper # reportlab does not support RTL, ligature-heavy scripts like Arabic. Therefore, we use ArabicReshaper
# to resolve all ligatures and python-bidi to switch RTL texts. # to resolve all ligatures and python-bidi to switch RTL texts.
configuration = {
'delete_harakat': True,
'support_ligatures': False,
}
reshaper = ArabicReshaper(configuration=configuration)
try: try:
text = "<br/>".join(get_display(reshaper.reshape(l)) for l in text.split("<br/>")) text = "<br/>".join(get_display(reshaper.reshape(l)) for l in text.split("<br/>"))
except: except: