Update app.py

app.py

@@ -21,14 +21,27 @@ def start(update: Update, context: CallbackContext):
 def send_captcha(update: Update, context: CallbackContext):
 	''' Entry point of conversation  this gives  buttons to user'''
 	chat_id = update.effective_chat.id
-	url = 'https://pooya.um.ac.ir/gateway/SecurityImage/ShowSecurityImage.php?rand=797377160&rand2=UVJ3Rko2SXlDbGtoRC9oNnNVVXVhOFcxdTNxVEhqVDhBZHBvVXRrWFZuaz0='
+	url = captcha_url()
+	context.bot.send_message(chat_id, text=url)
 	urllib.request.urlretrieve(url, 'captcha.png')
+	context.bot.send_message(chat_id, text='Downloaded')
 	context.bot.send_photo(chat_id, photo=open('captcha.png', 'rb'))
 
+def captcha_url():
+	web_url = 'https://pooya.um.ac.ir/gateway/PuyaAuthenticate.php'
+	req_url = 'https://pooya.um.ac.ir/gateway/UserInterim.php'
+	headers = {'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.0.0 Safari/537.36'}
+	session = requests.session()
+	resp = session.get(web_url, headers=headers)
+	soup = BeautifulSoup(resp.content, 'html.parser')
+	img_src = soup.find('img', id='secimg')['src']
+	filename = 'C:/Users/Home/OneDrive/Desktop/captcha.png'
+	capcha_src = 'https://pooya.um.ac.ir' + img_src[2:]
+	return capcha_src
+
 if __name__ == '__main__':
 	updater = Updater(token=bot_token)
 	updater.dispatcher.add_handler(CommandHandler('start', start))
 	updater.dispatcher.add_handler(CommandHandler('img', send_captcha))
 	updater.start_polling()
-	print('Bot started ..........')
-چچ
+	print('Bot started ..........')