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65 lines
1.8 KiB
65 lines
1.8 KiB
import os
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import csv
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import pyzipper
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import requests
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import zipfile
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from hashlib import md5
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from django.conf import settings
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def create_csv_file(filename, headers, rows, ):
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with open(filename, 'w', encoding='utf-8-sig') as f:
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w = csv.writer(f)
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w.writerow(headers)
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w.writerows(rows)
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def encrypt_and_compress_zip_file(filename, secret_password, encrypted_filenames):
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with pyzipper.AESZipFile(
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filename, 'w', compression=pyzipper.ZIP_LZMA, encryption=pyzipper.WZ_AES
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) as zf:
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zf.setpassword(secret_password)
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for encrypted_filename in encrypted_filenames:
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with open(encrypted_filename, 'rb') as f:
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zf.writestr(os.path.basename(encrypted_filename), f.read())
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def zip_files(output_file, file_list):
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"""
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将多个文件打包成zip文件
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Args:
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output_file (str): 打包后的zip文件路径
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file_list (list): 需要打包的文件列表
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Returns:
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None
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"""
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with zipfile.ZipFile(output_file, 'w') as zipf:
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for file in file_list:
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zipf.write(file, arcname=os.path.basename(file))
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def download_file(src, path):
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with requests.get(src, stream=True) as r:
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r.raise_for_status()
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with open(path, 'wb') as f:
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for chunk in r.iter_content(chunk_size=8192):
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f.write(chunk)
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def save_content_to_temp_path(content, file_mode=0o400):
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if not content:
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return
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project_dir = settings.PROJECT_DIR
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tmp_dir = os.path.join(project_dir, 'tmp')
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filename = '.' + md5(content.encode('utf-8')).hexdigest()
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filepath = os.path.join(tmp_dir, filename)
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if not os.path.exists(filepath):
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with open(filepath, 'w') as f:
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f.write(content)
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os.chmod(filepath, file_mode)
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return filepath
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