add telegram support

telegram.py

@@ -0,0 +1,50 @@
+import logging
+from pwnagotchi.voice import Voice
+import pwnagotchi.plugins as plugins
+
+
+class Telegram(plugins.Plugin):
+    __author__ = 'djerfy@gmail.com'
+    __version__ = '1.0.0'
+    __license__ = 'GPL3'
+    __description__ = 'Periodically sent messages to Telegram about the recent activity of pwnagotchi'
+
+    def on_loaded(self):
+        logging.info("telegram plugin loaded.")
+
+    # called when there's available internet
+    def on_internet_available(self, agent):
+        config = agent.config()
+        display = agent.view()
+        last_session = agent.last_session
+
+        if last_session.is_new() and last_session.handshakes > 0:
+
+            try:
+                import telegram
+            except ImportError:
+                logging.error("Couldn't import telegram")
+                return
+
+            logging.info("Detected new activity and internet, time to send a message!")
+
+            picture = '/root/pwnagocthi.png'
+            display.on_manual_mode(last_session)
+            display.image().save(picture, 'png')
+            display.update(force=True)
+
+            try:
+                logging.info("Connecting to Telegram...")
+
+                message = Voice(lang=config['main']['lang']).on_last_session_tweet(last_session)
+
+                bot = telegram.Bot(self.options['bot_token'])
+                bot.sendPhoto(chat_id=self.options['chat_id'], photo=open(picture, 'rb'))
+                bot.sendMessage(chat_id=self.options['chat_id'], text=message, disable_web_page_preview=True)
+
+                last_session.save_session_id()
+                logging.info("telegram: %s" % message)
+                display.set('status', 'Message sent!')
+                display.update(force=True)
+            except Exception:
+                logging.exception("Error while sending on Telegram")

telegram.yml

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+telegram:
+  enabled: false
+  bot_token: ~
+  bot_name: pwnagotchi
+  chat_id: ~