31 lines
745 B
Python
31 lines
745 B
Python
from django.template import (
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Context,
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Template as DjangoTemplate,
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TemplateSyntaxError as DjangoTemplateSyntaxError,
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VariableDoesNotExist,
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)
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from . import registry
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MAX_CACHE = 100
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django_cache = {}
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def compile_template(code):
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if code in django_cache:
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return django_cache[code]
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# If this works for re.compile, it works for us too.
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if len(django_cache) > MAX_CACHE:
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django_cache.clear()
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t = django_cache[code] = DjangoTemplate(code)
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return t
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@registry.function
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def render_django(template, **context):
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try:
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return compile_template(template).render(Context(context))
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except (VariableDoesNotExist, DjangoTemplateSyntaxError):
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return "Error rendering: %r" % template
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