-

Kodi/Lenovo/addons/service.xbmc.versioncheck/resources/lib/version_check/handler.py

@@ -0,0 +1,95 @@
+# -*- coding: utf-8 -*-
+
+"""
+
+    Copyright (C) 2019 Team Kodi
+
+    This file is part of service.xbmc.versioncheck
+
+    SPDX-License-Identifier: GPL-3.0-or-later
+    See LICENSES/GPL-3.0-or-later.txt for more information.
+
+"""
+
+from .common import get_password_from_user
+from .common import log
+
+
+class Handler:
+    """ Base handler class for apt_daemon_handler, and shell_handler_apt
+    """
+
+    def __init__(self):
+        self._pwd = ''
+        self._update = True
+
+    @property
+    def pwd(self):
+        """ password property
+
+        :return: password
+        :rtype: str
+        """
+        return self._pwd
+
+    @pwd.setter
+    def pwd(self, value):
+        """ password setter
+
+        :param value: password
+        :type value: str
+        """
+        self._pwd = value
+
+    @property
+    def update(self):
+        """ update apt-cache property
+
+        :return: whether to update apt-cache or not when checking for upgrades
+        :rtype: bool
+        """
+        return self._update
+
+    @update.setter
+    def update(self, value):
+        """ update apt-cache setter
+
+        :param value: whether to update apt-cache or not when checking for upgrades
+        :type value: bool
+        """
+        self._update = value
+
+    def _check_versions(self, package):
+        raise NotImplementedError
+
+    def check_upgrade_available(self, package):
+        """ Check if package upgrade is available
+
+        :param package: package to check for upgrade availability
+        :type package: str
+        :return: whether an upgrade exists for the provided package
+        :rtype: bool
+        """
+        installed, candidate = self._check_versions(package)
+        if installed and candidate:
+            if installed != candidate:
+                log('Version installed  %s' % installed)
+                log('Version available  %s' % candidate)
+                return True
+            log('Already on newest version')
+            return False
+
+        if not installed:
+            log('No installed package found')
+
+        return False
+
+    def _get_password(self):
+        """ Get password, ask user for password if not known
+
+        :return: password
+        :rtype: str
+        """
+        if not self.pwd:
+            self.pwd = get_password_from_user()
+        return self.pwd