scraper.py

#!/bin/env python3
# Modified by @AbirHasan2005
# Telegram Group: http://t.me/linux_repo
# Please give me credits if you use any codes from here.



from telethon.sync import TelegramClient
from telethon.tl.functions.messages import GetDialogsRequest
from telethon.tl.types import InputPeerEmpty
import os, sys
import configparser
import csv
import time

re="\033[1;31m"
gr="\033[1;32m"
cy="\033[1;36m"
yo="\033[1;33m"

def banner():
    print(f"""
{re}╔╦╗{cy}┌─┐┬  ┌─┐{re}╔═╗  ╔═╗{cy}┌─┐┬─┐┌─┐┌─┐┌─┐┬─┐
{re} ║ {cy}├┤ │  ├┤ {re}║ ╦  ╚═╗{cy}│  ├┬┘├─┤├─┘├┤ ├┬┘
{re} ╩ {cy}└─┘┴─┘└─┘{re}╚═╝  ╚═╝{cy}└─┘┴└─┴ ┴┴  └─┘┴└─
            Version: 1.3
     Modified by @Damantha_Jasinghe
        """)

cpass = configparser.RawConfigParser()
cpass.read('config.data')

try:
    api_id = cpass['cred']['id']
    api_hash = cpass['cred']['hash']
    phone = cpass['cred']['phone']
    client = TelegramClient(phone, api_id, api_hash)
except KeyError:
    os.system('clear')
    banner()
    print("\033[91m[!] run \033[92mpython3 setup.py \033[91mfirst !!\n")
    sys.exit(1)

client.connect()
if not client.is_user_authorized():
    client.send_code_request(phone)
    os.system('clear')
    banner()
    client.sign_in(phone, input(gr+'[+] Enter the verification code: '+yo))
 
os.system('clear')
banner()
chats = []
last_date = None
chunk_size = 200
groups=[]
 
result = client(GetDialogsRequest(
             offset_date=last_date,
             offset_id=0,
             offset_peer=InputPeerEmpty(),
             limit=chunk_size,
             hash = 0
         ))
chats.extend(result.chats)
 
for chat in chats:
    try:
        if chat.megagroup== True:
            groups.append(chat)
    except:
        continue
 
print(gr+'[+] Choose a group to scrape members:'+re)
i=0
for g in groups:
    print(gr+'['+cy+str(i)+']' + ' - ' + g.title)
    i+=1
 
print('')
g_index = input(gr+"[+] Enter a Number: "+re)
target_group=groups[int(g_index)]
 
print(gr+'[+] Fetching Members ...')
time.sleep(1)
all_participants = []
all_participants = client.get_participants(target_group, aggressive=True)
 
print(gr+'[+] Saving in file ...')
time.sleep(1)
with open("members.csv","w",encoding='UTF-8') as f:
    writer = csv.writer(f,delimiter=",",lineterminator="\n")
    writer.writerow(['username','user id', 'access hash','name','group', 'group id'])
    for user in all_participants:
        if user.username:
            username= user.username
        else:
            username= ""
        if user.first_name:
            first_name= user.first_name
        else:
            first_name= ""
        if user.last_name:
            last_name= user.last_name
        else:
            last_name= ""
        name= (first_name + ' ' + last_name).strip()
        writer.writerow([username,user.id,user.access_hash,name,target_group.title, target_group.id])      
print(gr+'[+] Members scraped successfully!')