From 927a8c96c5322a66408c17d62c8cb73ec6ddbb6c Mon Sep 17 00:00:00 2001
From: Terrtia <or1994@hotmail.fr>
Date: Fri, 10 Apr 2020 10:50:55 +0200
Subject: [PATCH] chg [telegram + correlation] new module: telegram (username +
 login code + join_chat) + add simple_correlation backend

---
 bin/Telegram.py | 150 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 150 insertions(+)
 create mode 100755 bin/Telegram.py

diff --git a/bin/Telegram.py b/bin/Telegram.py
new file mode 100755
index 00000000..c95e4eb2
--- /dev/null
+++ b/bin/Telegram.py
@@ -0,0 +1,150 @@
+#!/usr/bin/env python3
+# -*-coding:UTF-8 -*
+"""
+Tools Module
+============================
+
+Search tools outpout
+
+"""
+
+from Helper import Process
+from pubsublogger import publisher
+
+import os
+import re
+import sys
+import time
+import redis
+import signal
+
+from urllib.parse import urlparse
+
+sys.path.append(os.path.join(os.environ['AIL_BIN'], 'packages'))
+import Item
+
+sys.path.append(os.path.join(os.environ['AIL_BIN'], 'lib'))
+import simple_correlation
+
+telegram = simple_correlation.SimpleCorrelation('telegram')
+
+class TimeoutException(Exception):
+    pass
+
+def timeout_handler(signum, frame):
+    raise TimeoutException
+
+signal.signal(signal.SIGALRM, timeout_handler)
+
+# https://github.com/LonamiWebs/Telethon/wiki/Special-links
+regex_telegram_link = r'(telegram\.me|t\.me|telegram\.dog|telesco\.pe)/([^\.\",\s]+)'
+regex_tg_link = re.compile(r'tg://.+')
+
+regex_username = re.compile(r'[0-9a-zA-z_]+')
+regex_join_hash = re.compile(r'[0-9a-zA-z-]+')
+
+max_execution_time = 60
+
+def extract_data_from_telegram_url(item_id, base_url, url_path):
+    #url = urlparse(url_path)
+    url_path = url_path.split('/')
+    # username len > 5, a-z A-Z _
+    if len(url_path) == 1:
+        username = url_path[0].lower()
+        username = regex_username.search(username)
+        if username:
+            username = username[0]
+            print('username: {}'.format(username))
+            telegram.save_item_correlation(username, item_id, Item.get_item_date(item_id))
+    elif url_path[0] == 'joinchat':
+        invite_hash = regex_join_hash.search(url_path[1])
+        if invite_hash:
+            invite_hash = invite_hash[0]
+            print(invite_hash)
+
+# # TODO:
+#   Add openmessafe
+#   Add passport ?
+#   Add confirmphone
+#   Add user
+def extract_data_from_tg_url(item_id, tg_link):
+    url = urlparse(tg_link)
+    # username len > 5, a-z A-Z _
+    if url.netloc == 'resolve' and len(url.query) > 7:
+        if url.query[:7] == 'domain=':
+            # remove domain=
+            username = url.query[7:]
+            username = regex_username.search(username)
+            if username:
+                username = username[0]
+                print('username: {}'.format(username))
+                telegram.save_item_correlation(username, item_id, Item.get_item_date(item_id))
+    elif url.netloc == 'join' and len(url.query) > 7:
+        if url.query[:7] == 'invite=':
+            invite_hash = url.query[7:]
+            invite_hash = regex_join_hash.search(invite_hash)
+            if invite_hash:
+                invite_hash = invite_hash[0]
+                print('invite code: {}'.format(invite_hash))
+    elif url.netloc == 'login' and len(url.query) > 5:
+        login_code = url.query[5:]
+        print('login code: {}').format(login_code)
+    else:
+        print(url)
+
+def search_telegram(item_id, item_content):
+    # telegram links
+    signal.alarm(max_execution_time)
+    try:
+        telegram_links = re.findall(regex_telegram_link, item_content)
+    except TimeoutException:
+        telegram_links = []
+        p.incr_module_timeout_statistic() # add encoder type
+        print ("{0} processing timeout".format(item_id))
+    else:
+        signal.alarm(0)
+
+    for telegram_link in telegram_links:
+        extract_data_from_telegram_url(item_id, telegram_link[0], telegram_link[1])
+
+    # tg links
+    signal.alarm(max_execution_time)
+    try:
+        tg_links = re.findall(regex_tg_link, item_content)
+    except TimeoutException:
+        tg_links = []
+        p.incr_module_timeout_statistic() # add encoder type
+        print ("{0} processing timeout".format(item_id))
+    else:
+        signal.alarm(0)
+
+    for tg_link in tg_links:
+        extract_data_from_tg_url(item_id, tg_link)
+
+
+if __name__ == "__main__":
+    publisher.port = 6380
+    publisher.channel = "Script"
+
+    config_section = 'Telegram'
+    # # TODO: add duplicate
+
+    # Setup the I/O queues
+    p = Process(config_section)
+
+    # Sent to the logging a description of the module
+    publisher.info("Run Telegram module ")
+
+    # Endless loop getting messages from the input queue
+    while True:
+        # Get one message from the input queue
+        item_id = p.get_from_set()
+        if item_id is None:
+            publisher.debug("{} queue is empty, waiting".format(config_section))
+            time.sleep(1)
+            continue
+
+        # Do something with the message from the queue
+        item_content = Item.get_item_content(item_id)
+        search_telegram(item_id, item_content)
+        sys.exit(0)