Added the main file

VC-Downloader.py

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+import os.path
+
+from bs4 import BeautifulSoup
+import requests
+import re
+from tqdm import tqdm
+import pwinput
+import sys
+
+
+def downloader(input):
+    filename = input[0]
+    link = input[1]
+    s = input[2]
+    r = s.get(link, stream=True)
+    total_size_in_bytes = int(r.headers.get('content-length'))
+    block_size = 1024
+
+    if os.path.exists(filename) and os.path.getsize(filename) == total_size_in_bytes:
+        print(f'{filename} has already been downloaded!')
+    else:
+        progress_bar = tqdm(total=total_size_in_bytes, unit='iB', unit_scale=True,desc=filename)
+        with open(filename, 'wb') as file:
+            for data in r.iter_content(block_size):
+                progress_bar.update(len(data))
+                file.write(data)
+        progress_bar.close()
+
+
+if __name__ =='__main__':
+    print("""This is a simple App for downloading mp4 from vc.kntu.ac.ir.
+    Written by: Hoorad Farrokh and Mojtaba Farrokh""")
+    # Use 'with' to ensure the session context is closed after use.
+    Video_url = input("Enter the url of the page that contains videos link:\n")
+    login = input('Enter username:')
+    passwd = pwinput.pwinput("Enter password:",mask='*')
+    if sys.platform == 'win32':
+        import certifi_win32
+
+        os.environ['REQUESTS_CA_BUNDLE'] = certifi_win32.wincerts.where()
+        certifi_win32.generate_pem()
+
+    with requests.Session() as s:
+        r = s.get(Video_url.split('mod')[0]+"login/index.php")
+        cookie = r.cookies.get_dict()
+        pattern = '<input type="hidden" name="logintoken" value="\w{32}">'
+        token = re.findall(pattern, r.text)
+        # print(token)
+        token = re.findall("\w{32}", token[0])
+        payload = {'username': login, 'password': passwd, 'anchor': '', 'logintoken': token[0]}
+
+        p = s.post(Video_url.split('mod')[0]+"login/index.php", cookies=r.cookies, data=payload)
+
+        # print the html returned or something more intelligent to see if it's a successful login page.
+
+        # create response object
+        r = s.get(Video_url,cookies=p.cookies)
+        # create beautiful-soup object
+        soup = BeautifulSoup(r.content, 'html5lib')
+
+        # find all links on web-page
+        links = soup.findAll('a')
+        # filter the link ending with .mp4
+        video_links = [Video_url.split('view')[0] + link['href'] for link in links if 'mp4' in link['href']]
+        temp = []
+        for i in range(len(video_links)):
+            temp.append((f'session {i+1}.mp4',video_links[i],s))
+        print(f'Number of sessions to be downloaded is {len(temp)}.')
+        for tt in temp: downloader(tt)