# Author: Nico Berlee http://nico.berlee.nl/ # # This file is part of SickGear. # # SickGear is free software: you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation, either version 3 of the License, or # (at your option) any later version. # # SickGear is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with SickGear. If not, see <http://www.gnu.org/licenses/>. import re import telnetlib from .generic import BaseNotifier import sickgear from exceptions_helper import ex from _23 import etree, urlencode # noinspection PyUnresolvedReferences from six.moves import urllib class NMJNotifier(BaseNotifier): def notify_settings(self, host): """ Retrieves the settings from a NMJ/Popcorn hour host: The hostname/IP of the Popcorn Hour server Returns: True if the settings were retrieved successfully, False otherwise """ # establish a terminal session to the PC result, terminal = False, None try: terminal = telnetlib.Telnet(host) except (BaseException, Exception): self._log_warning(f'Unable to get a telnet session to {host}') if result: # tell the terminal to output the necessary info to the screen so we can search it later self._log_debug(f'Connected to {host} via telnet') terminal.read_until('sh-3.00# ') terminal.write('cat /tmp/source\n') terminal.write('cat /tmp/netshare\n') terminal.write('exit\n') tnoutput = terminal.read_all() match = re.search(r'(.+\.db)\r\n?(.+)(?=sh-3.00# cat /tmp/netshare)', tnoutput) # if we found the database in the terminal output then save that database to the config if not match: self._log_warning(f'Could not get current NMJ database on {host}, NMJ is probably not running!') else: database = match.group(1) device = match.group(2) self._log_debug(f'Found NMJ database {database} on device {device}') sickgear.NMJ_DATABASE = database # if the device is a remote host then try to parse the mounting URL and save it to the config if device.startswith('NETWORK_SHARE/'): match = re.search('.*(?=\r\n?%s)' % (re.escape(device[14:])), tnoutput) if not match: self._log_warning('Detected a network share on the Popcorn Hour, ' 'but could not get the mounting url') else: mount = match.group().replace('127.0.0.1', host) self._log_debug(f'Found mounting url on the Popcorn Hour in configuration: {mount}') sickgear.NMJ_MOUNT = mount result = True if result: return '{"message": "Got settings from %(host)s", "database": "%(database)s", "mount": "%(mount)s"}' % { "host": host, "database": sickgear.NMJ_DATABASE, "mount": sickgear.NMJ_MOUNT} return '{"message": "Failed! Make sure your Popcorn is on and NMJ is running. ' \ '(see Error Log -> Debug for detailed info)", "database": "", "mount": ""}' def _send(self, host=None, database=None, mount=None): """ Sends a NMJ update command to the specified machine host: The hostname/IP to send the request to (no port) database: The database to send the request to mount: The mount URL to use (optional) Returns: True if the request succeeded, False otherwise """ host = self._choose(host, sickgear.NMJ_HOST) database = self._choose(database, sickgear.NMJ_DATABASE) mount = self._choose(mount, sickgear.NMJ_MOUNT) self._log_debug('Sending scan command for NMJ') # if a mount URL is provided then attempt to open a handle to that URL if mount: try: req = urllib.request.Request(mount) self._log_debug(f'Try to mount network drive via url: {mount}') http_response_obj = urllib.request.urlopen(req) # PY2 http_response_obj has no `with` context manager http_response_obj.close() except IOError as e: if hasattr(e, 'reason'): self._log_warning(f'Could not contact Popcorn Hour on host {host}: {e.reason}') elif hasattr(e, 'code'): self._log_warning(f'Problem with Popcorn Hour on host {host}: {e.code}') return False except (BaseException, Exception) as e: self._log_error(f'Unknown exception: {ex(e)}') return False # build up the request URL and parameters params = dict(arg0='scanner_start', arg1=database, arg2='background', arg3='') params = urlencode(params) update_url = 'http://%(host)s:8008/metadata_database?%(params)s' % {'host': host, 'params': params} # send the request to the server try: req = urllib.request.Request(update_url) self._log_debug(f'Sending scan update command via url: {update_url}') http_response_obj = urllib.request.urlopen(req) response = http_response_obj.read() http_response_obj.close() except IOError as e: if hasattr(e, 'reason'): self._log_warning(f'Could not contact Popcorn Hour on host {host}: {e.reason}') elif hasattr(e, 'code'): self._log_warning(f'Problem with Popcorn Hour on host {host}: {e.code}') return False except (BaseException, Exception) as e: self._log_error(f'Unknown exception: {ex(e)}') return False # try to parse the resulting XML try: et = etree.fromstring(response) result = et.findtext('returnValue') except SyntaxError as e: self._log_error(f'Unable to parse XML returned from the Popcorn Hour: {ex(e)}') return False # if the result was a number, then consider that an error if 0 < int(result): self._log_error(f'Popcorn Hour returned an errorcode: {result}') return False self._log('NMJ started background scan') return True def _notify(self, host=None, database=None, mount=None, **kwargs): result = self._send(host, database, mount) return self._choose((('Success, started %s', 'Failed to start %s')[not result] % 'the scan update'), result) def test_notify(self, host, database, mount): self._testing = True return self._notify(host, database, mount) # notify_snatch() Not implemented: Start the scanner when snatched does not make sense # notify_git_update() Not implemented, no reason to start scanner def notify_download(self, *args, **kwargs): self._notify() def notify_subtitle_download(self, *args, **kwargs): self._notify() notifier = NMJNotifier