41 lines
1.3 KiB
Python
41 lines
1.3 KiB
Python
from __future__ import absolute_import
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from django.core.exceptions import ImproperlyConfigured
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from django.utils.encoding import smart_text
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from compressor.parser import ParserBase
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class BeautifulSoupParser(ParserBase):
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def __init__(self, content):
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super(BeautifulSoupParser, self).__init__(content)
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try:
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from bs4 import BeautifulSoup
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self.soup = BeautifulSoup(self.content, "html.parser")
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except ImportError as err:
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raise ImproperlyConfigured("Error while importing BeautifulSoup: %s" % err)
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def css_elems(self):
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return self.soup.find_all({'link': True, 'style': True})
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def js_elems(self):
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return self.soup.find_all('script')
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def elem_attribs(self, elem):
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attrs = dict(elem.attrs)
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# hack around changed behaviour in bs4, it returns lists now instead of one string, see
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# http://www.crummy.com/software/BeautifulSoup/bs4/doc/#multi-valued-attributes
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for key, value in attrs.items():
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if type(value) is list:
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attrs[key] = " ".join(value)
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return attrs
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def elem_content(self, elem):
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return elem.string
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def elem_name(self, elem):
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return elem.name
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def elem_str(self, elem):
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return smart_text(elem)
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