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# gLifestream Copyright (C) 2009, 2010, 2015 Wojciech Polak
#
# This program is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the
# Free Software Foundation; either version 3 of the License, or (at your
# option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program. If not, see <http://www.gnu.org/licenses/>.
import re
from django.utils import six
from django.utils.encoding import force_text
from django.utils.functional import allow_lazy
try:
from bs4 import BeautifulSoup
except ImportError:
BeautifulSoup = None
def strip_script(s):
try:
if BeautifulSoup:
soup = BeautifulSoup(s)
to_extract = soup.findAll('script')
for item in to_extract:
item.extract()
s = str(soup)
except:
pass
return s
def bytes_to_human(bytes, precision=2):
suffixes = ('B', 'kB', 'MB', 'GB')
format = '%.*f %s'
size = float(bytes)
for suffix in suffixes:
if size >= 1024:
size /= 1024
else:
if suffix is suffixes[0]:
precision = 0
return format % (precision, size, suffix)
return format % (precision, size, suffixes[-1])
def strip_entities(value):
"""Returns the given HTML with all entities (&something;) stripped."""
return re.sub(r'&(?:\w+|#\d+);', '', force_text(value))
strip_entities = allow_lazy(strip_entities, six.text_type)
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