Files
OpCore-Simplify/Scripts/resource_fetcher.py
Hoang Hong Quan 72a124244b Initial commit
2024-07-26 18:09:54 +07:00

69 lines
2.6 KiB
Python
Executable File

import requests
import ssl
import os
import certifi
import zipfile
import plistlib
class ResourceFetcher:
def __init__(self, headers = None):
self.request_headers = headers
self.buffer_size = 16*1024
self.ssl_context = self.create_ssl_context()
def create_ssl_context(self):
try:
cafile = ssl.get_default_verify_paths().openssl_cafile
if not os.path.exists(cafile):
cafile = certifi.where()
ssl_context = ssl.create_default_context(cafile=cafile)
except Exception as e:
print(f"SSL Context Creation Error: {e}")
ssl_context = ssl._create_unverified_context()
return ssl_context
def fetch_and_parse_content(self, resource_url, content_type=None):
response = requests.get(resource_url, headers=self.request_headers, verify=self.ssl_context.verify_mode != ssl.CERT_NONE)
response.raise_for_status()
if content_type == 'json':
return response.json()
elif content_type == 'plist':
return plistlib.loads(response.content)
else:
return response.text
def download_and_save_file(self, resource_url, destination_path, extract=True):
with requests.get(resource_url, headers=self.request_headers, stream=True, verify=self.ssl_context.verify_mode != ssl.CERT_NONE) as response:
response.raise_for_status()
try:
total_size = int(response.headers.get('Content-Length', -1))
except ValueError:
total_size = -1
bytes_downloaded = 0
print(f"Download from {resource_url}")
with open(destination_path, 'wb') as file_writer:
while True:
chunk = response.raw.read(self.buffer_size)
if not chunk:
break
file_writer.write(chunk)
bytes_downloaded += len(chunk)
if total_size != -1:
print(f"Downloaded {bytes_downloaded / (1024 * 1024):.2f} MB of {total_size / (1024 * 1024):.2f} MB", end='\r')
if extract and destination_path.lower().endswith('.zip'):
self.extract_zip_file(destination_path)
def extract_zip_file(self, zip_path, extraction_directory=None):
if extraction_directory is None:
extraction_directory = os.path.splitext(zip_path)[0]
os.makedirs(extraction_directory, exist_ok=True)
with zipfile.ZipFile(zip_path, 'r') as zip_ref:
zip_ref.extractall(extraction_directory)