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Add cache to sass compiler

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This commit is contained in:
Raphael Michel
2020-01-20 11:32:25 +01:00
parent 5c0d112def
commit 91ae89d463
1 changed files with 17 additions and 9 deletions
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26
src/pretix/presale/style.py
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@@ -7,6 +7,7 @@ import django_libsass
import sass
from compressor.filters.cssmin import CSSCompressorFilter
from django.conf import settings
from django.core.cache import cache
from django.core.files.base import ContentFile
from django.core.files.storage import default_storage
from django.dispatch import Signal
@@ -68,15 +69,22 @@ def compile_scss(object, file="main.scss", fonts=True):
for recv, resp in sass_postamble.send(object, filename=file):
sassrules.append(resp)
cf = dict(django_libsass.CUSTOM_FUNCTIONS)
cf['static'] = static
css = sass.compile(
string="\n".join(sassrules),
include_paths=[sassdir], output_style='nested',
custom_functions=cf
)
cssf = CSSCompressorFilter(css)
css = cssf.output()
sasssrc = "\n".join(sassrules)
srcchecksum = hashlib.sha1(sasssrc.encode('utf-8')).hexdigest()
css = cache.get('sass_compile_{}'.format(srcchecksum))
if not css:
cf = dict(django_libsass.CUSTOM_FUNCTIONS)
cf['static'] = static
css = sass.compile(
string=sasssrc,
include_paths=[sassdir], output_style='nested',
custom_functions=cf
)
cssf = CSSCompressorFilter(css)
css = cssf.output()
cache.set('sass_compile_{}'.format(srcchecksum), css, 3600)
checksum = hashlib.sha1(css.encode('utf-8')).hexdigest()
return css, checksum