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###################################################################################
#
# Copyright (C) 2018 MuK IT GmbH
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
###################################################################################
import os
import re
import io
import sys
import base64
import shutil
import urllib
import logging
import hashlib
import binascii
import tempfile
import mimetypes
import unicodedata
from odoo.tools import human_size
from odoo.tools.mimetypes import guess_mimetype
_logger = logging.getLogger(__name__)
#----------------------------------------------------------
# File Helper
#----------------------------------------------------------
def slugify(value):
value = str(unicodedata.normalize('NFKD', value))
if sys.version_info < (3,):
value = str(value.encode('ascii', 'ignore'))
value = str(re.sub('[^\w\s-]', '', value).strip().lower())
value = str(re.sub('[-\s]+', '-', value))
return value
def check_name(name):
tmp_dir = tempfile.mkdtemp()
try:
open(os.path.join(tmp_dir, name), 'a').close()
except IOError:
return False
finally:
shutil.rmtree(tmp_dir)
return True
def compute_name(name, suffix, escape_suffix):
if escape_suffix:
name, extension = os.path.splitext(name)
return "%s(%s)%s" % (name, suffix, extension)
else:
return "%s(%s)" % (name, suffix)
def unique_name(name, names, escape_suffix=False):
if not name in names:
return name
else:
suffix = 1
name = compute_name(name, suffix, escape_suffix)
while name in names:
suffix += 1
name = compute_name(name, suffix, escape_suffix)
return name
def unique_files(files):
ufiles = []
unames = []
for file in files:
uname = unique_name(file[0], unames, escape_suffix=True)
ufiles.append((uname, file[1]))
unames.append(uname)
return ufiles
def guess_extension(filename=None, mimetype=None, binary=None):
extension = filename and os.path.splitext(filename)[1][1:].strip().lower()
if not extension and mimetype:
extension = mimetypes.guess_extension(mimetype)[1:].strip().lower()
if not extension and binary:
mimetype = guess_mimetype(binary, default="")
extension = mimetypes.guess_extension(mimetype)[1:].strip().lower()
return extension
#----------------------------------------------------------
# System Helper
#----------------------------------------------------------
def ensure_path_directories(path):
directory_path = os.path.dirname(path)
if not os.path.exists(directory_path):
os.makedirs(directory_path)
def remove_empty_directories(path):
if not os.path.isdir(path):
return
entries = os.listdir(path)
if len(entries) > 0:
for entry in entries:
subpath = os.path.join(path, entry)
if os.path.isdir(subpath):
self._remove_empty_directories(subpath)
else:
os.rmdir(path)