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scrapJs.py
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scrapJs.py
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import os
import requests
from urllib.parse import urlparse, urljoin
from bs4 import BeautifulSoup
class ScrapJs:
def __init__(self, link):
# Replace 'https://example.com' with the website you want to scrape
self.url = link
def scrap_js(self):
# Send a GET request to the website and retrieve the content
response = requests.get(self.url)
if response.status_code == 200:
content = response.text
else:
print(f"Failed to fetch content from {self.url}")
exit()
# Extract JavaScript file URLs from the webpage
js_urls = [script['src'] for script in BeautifulSoup(content, 'html.parser').find_all('script', src=True)]
# Create a folder to store the downloaded JavaScript files
output_folder = 'output' # Choose a folder name you have write permissions for
if not os.path.exists(output_folder):
os.makedirs(output_folder)
# Download and save each JavaScript file
for js_url in js_urls:
# Convert relative URLs to absolute URLs
js_url = urljoin(self.url, js_url)
try:
js_content = requests.get(js_url).text
# Get the path to the JavaScript file
path = urlparse(js_url).path
filename = os.path.join(output_folder, path.strip('/'))
# Create subdirectories if needed
os.makedirs(os.path.dirname(filename), exist_ok=True)
# Save the JavaScript content to the file
with open(filename, 'w', encoding='utf-8') as file:
file.write(js_content)
print(f"Downloaded: {js_url}")
except requests.exceptions.MissingSchema:
print(f"Skipping download of {js_url} (Invalid URL)")
except requests.exceptions.RequestException as e:
print(f"Failed to download {js_url}: {e}")
except OSError as e:
print(f"Failed to save {js_url}: {e}")
print("JavaScript files downloaded and saved successfully.")