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app.py
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app.py
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import sys
import os
import requests
import shutil
from bs4 import BeautifulSoup
base_dir = os.getcwd()
try:
site_name = sys.argv[1]
project_name = sys.argv[2]
except IndexError:
print("Usage:\npython app.py www.example.com folder_name")
sys.exit(1)
project_path = project_name
os.makedirs(project_path, exist_ok=True)
visited_links = []
error_links = []
def save(bs, element, check):
links = bs.find_all(element)
for l in links:
href = l.get("href")
if href is not None and href not in visited_links:
if check in href:
href = l.get("href")
print("Working with : {}".format(href))
if "//" in href:
path_s = href.split("/")
file_name = ""
for i in range(3, len(path_s)):
file_name = file_name + "/" + path_s[i]
else:
file_name = href
l = site_name + file_name
try:
r = requests.get(l)
except requests.exceptions.ConnectionError:
error_links.append(l)
continue
if r.status_code != 200:
error_links.append(l)
continue
os.makedirs(os.path.dirname(project_path + file_name.split("?")[0]), exist_ok=True)
with open(project_path + file_name.split("?")[0], "wb") as f:
f.write(r.text.encode('utf-8'))
f.close()
visited_links.append(l)
def save_assets(html_text):
bs = BeautifulSoup(html_text, "html.parser")
save(bs=bs, element="link", check=".css")
save(bs=bs, element="script", check=".js")
links = bs.find_all("img")
for l in links:
href = l.get("src")
if href is not None and href not in visited_links:
print("Working with : {}".format(href))
if "//" in href:
path_s = href.split("/")
file_name = ""
for i in range(3, len(path_s)):
file_name = file_name + "/" + path_s[i]
else:
file_name = href
l = site_name + file_name
try:
r = requests.get(l, stream=True)
except requests.exceptions.ConnectionError:
error_links.append(l)
continue
if r.status_code != 200:
error_links.append(l)
continue
os.makedirs(os.path.dirname(project_path + file_name.split("?")[0]), exist_ok=True)
with open(project_path + file_name.split("?")[0], "wb") as f:
shutil.copyfileobj(r.raw, f)
visited_links.append(l)
links = bs.find_all("script")
for l in links:
href = l.get("src")
if href is not None and href not in visited_links:
print("Working with : {}".format(href))
if "//" in href:
path_s = href.split("/")
file_name = ""
for i in range(3, len(path_s)):
file_name = file_name + "/" + path_s[i]
else:
file_name = href
l = site_name + file_name
try:
r = requests.get(l, stream=True)
except requests.exceptions.ConnectionError:
error_links.append(l)
continue
if r.status_code != 200:
error_links.append(l)
continue
os.makedirs(os.path.dirname(project_path + file_name.split("?")[0]), exist_ok=True)
with open(project_path + file_name.split("?")[0], "wb") as f:
f.write(r.text.encode('utf-8'))
f.close()
visited_links.append(l)
def crawl(link):
if "http://" not in link and "https://" not in link:
link = site_name + link
if site_name in link and link not in visited_links:
print("Working with : {}".format(link))
path_s = link.split("/")
file_name = ""
for i in range(3, len(path_s)):
file_name = file_name + "/" + path_s[i]
if file_name[len(file_name) - 1] != "/":
file_name = file_name + "/"
try:
r = requests.get(link)
except requests.exceptions.ConnectionError:
print("Connection Error")
sys.exit(1)
if r.status_code != 200:
print("Invalid Response")
sys.exit(1)
print(project_path + file_name + "index.html")
os.makedirs(os.path.dirname(project_path + file_name.split("?")[0]), exist_ok=True)
with open(project_path + file_name.split("?")[0] + "index.html", "wb") as f:
text = r.text.replace(site_name + "/", "")
f.write(text.encode('utf-8'))
f.close()
visited_links.append(link)
save_assets(r.text)
soup = BeautifulSoup(r.text, "html.parser")
# for link in soup.find_all('a'):
# try:
# crawl(link.get("href"))
# except:
# error_links.append(link.get("href"))
crawl(site_name + "/")
print("Link crawled\n")
for link in visited_links:
print("---- {}\n".format(link))
print("\n\n\nLink error\n")
for link in error_links:
print("---- {}\n".format(link))