feat: New structure, added CLI, logging and setup

* Changed structure to a Object orientated approach.
* Add CLI with input for the settings file.
* Added logging via file.
* Added setup for publishing in pip.

update/version.py

@@ -0,0 +1,48 @@
+'''
+Gitea Auto Updater
+
+Copyright 2018, 2019 The Gitea-Auto-Update Authors
+All rights reserved.
+
+License: GNU General Public License
+'''
+from packaging import version
+import os
+import requests
+import logging
+
+class Version:
+
+    def __init__(self, gtSite, gtFile):
+        self.gtSite = gtSite
+        self.gtFile = gtFile
+
+    def checkVersion(self, newVersion, oldVersion):
+        # Function to check if there is a new version
+        return version.parse(newVersion) > version.parse(oldVersion)
+
+    def parseFileVersion(self, string):
+        return string.split(" ")[2]
+
+    def getVersionFromFile(self):
+        versionString = os.popen(self.gtFile + " -v").read()
+        return self.parseFileVersion(versionString)
+
+    def getCurrentVersion(self):
+        # Function to get the current version
+        try:
+            # Try to get the version from the file
+            currentVersion = self.getVersionFromFile()
+        except:
+            # Get the version via the web api if the file does fail
+            currentVersion = requests.get(self.gtSite).json()['version']
+            if currentVersion.status_code != 200:
+                currentVersion = self.getVersionFromFile()
+        finally:
+            logging.info("current_version =", currentVersion)
+            return currentVersion
+
+    def getGithubVersionTag(self, apiUrl):
+        versionTag = requests.get(apiUrl).json()['tag_name']
+        logging.info("github_version_tag =", versionTag)
+        return versionTag