feat(ConfigManager): implement ConfigManager

Signed-off-by: Dominik Willner <th33xitus@gmail.com>

.gitignore

@@ -3,6 +3,4 @@
 .pytest_cache
 .kiauh-env
 *.code-workspace
-klipper_repos.txt
-klipper_repos.json
-
+kiauh.cfg

kiauh.cfg.example

@@ -0,0 +1,12 @@
+[kiauh]
+backup_before_update: False
+
+[klipper]
+repository_url: https://github.com/Klipper3d/klipper
+branch: master
+method: https
+
+[moonraker]
+repository_url: https://github.com/Klipper3d/klipper
+branch: master
+method: https

kiauh/config_manager/config_manager.py

@@ -0,0 +1,61 @@
+#!/usr/bin/env python
+
+# ======================================================================= #
+#  Copyright (C) 2020 - 2023 Dominik Willner <th33xitus@gmail.com>        #
+#                                                                         #
+#  This file is part of KIAUH - Klipper Installation And Update Helper    #
+#  https://github.com/dw-0/kiauh                                          #
+#                                                                         #
+#  This file may be distributed under the terms of the GNU GPLv3 license  #
+# ======================================================================= #
+
+import os
+import configparser
+from pathlib import Path
+from typing import Union
+
+from kiauh.utils.logger import Logger
+
+
+# noinspection PyMethodMayBeStatic
+class ConfigManager:
+    def __init__(self):
+        self.config_file = self._get_cfg_location()
+        self.config = configparser.ConfigParser()
+
+    def read_config(self) -> None:
+        if not self.config_file:
+            Logger.print_error("Unable to read config file. File not found.")
+            return
+
+        self.config.read_file(open(self.config_file, "r"))
+
+    def write_config(self) -> None:
+        with open(self.config_file, "w") as cfg:
+            self.config.write(cfg)
+
+    def get_value(self, section: str, key: str) -> Union[str, None]:
+        if not self.config.has_section(section):
+            log = f"Section not defined. Unable to read section: [{section}]."
+            Logger.print_error(log)
+            return None
+
+        if not self.config.has_option(section, key):
+            log = f"Option not defined in section [{section}]. Unable to read option: '{key}'."
+            Logger.print_error(log)
+            return None
+
+        return self.config.get(section, key)
+
+    def set_value(self, section: str, key: str, value: str):
+        self.config.set(section, key, value)
+
+    def check_config_exists(self) -> bool:
+        return True if self._get_cfg_location() else False
+
+    def _get_cfg_location(self) -> str:
+        current_dir = os.path.dirname(os.path.abspath(__file__))
+        project_dir = os.path.dirname(os.path.dirname(current_dir))
+        cfg_path = os.path.join(project_dir, "kiauh.cfg")
+
+        return cfg_path if Path(cfg_path).exists() else None

kiauh/modules/klipper/klipper_setup.py

@@ -17,6 +17,7 @@ import textwrap
 from pathlib import Path
 from typing import Optional, List, Union
 
+from kiauh.config_manager.config_manager import ConfigManager
 from kiauh.instance_manager.instance_manager import InstanceManager
 from kiauh.modules.klipper.klipper import Klipper
 from kiauh.modules.klipper.klipper_utils import (
@@ -118,10 +119,18 @@ def install_klipper(instance_manager: InstanceManager) -> None:
 
 
 def setup_klipper_prerequesites() -> None:
-    # clone klipper TODO: read branch and url from json to allow forks
+    cm = ConfigManager()
+    cm.read_config()
+
+    repo = (
+        cm.get_value("klipper", "repository_url")
+        or "https://github.com/Klipper3D/klipper"
+    )
+    branch = cm.get_value("klipper", "branch") or "master"
+
     repo_manager = RepoManager(
-        repo="https://github.com/Klipper3D/klipper",
-        branch="master",
+        repo=repo,
+        branch=branch,
         target_dir=KLIPPER_DIR,
     )
     repo_manager.clone_repo()

kiauh/repo_manager/repo_manager.py

@@ -9,10 +9,9 @@
 #  This file may be distributed under the terms of the GNU GPLv3 license  #
 # ======================================================================= #
 
+import os
 import shutil
 import subprocess
-from pathlib import Path
-from typing import Union
 
 from kiauh.utils.input_utils import get_confirm
 from kiauh.utils.logger import Logger
@@ -62,12 +61,11 @@ class RepoManager:
         log = f"Cloning repository from '{self.repo}' with method '{self.method}'"
         Logger.print_info(log)
         try:
-            question = "Target directory already exists. Overwrite?"
-            if Path(self.target_dir).exists() and get_confirm(question):
+            if os.path.exists(self.target_dir):
+                if not get_confirm("Target directory already exists. Overwrite?"):
+                    Logger.print_info("Skipping re-clone of repository ...")
+                    return
                 shutil.rmtree(self.target_dir)
-            else:
-                Logger.print_info("Skipping re-clone of repository ...")
-                return
 
             self._clone()
             self._checkout()
@@ -81,7 +79,7 @@ class RepoManager:
 
     def _clone(self):
         try:
-            command = ["git", "clone", f"{self.repo}"]
+            command = ["git", "clone", self.repo, self.target_dir]
             subprocess.run(command, check=True)
 
             Logger.print_ok("Clone successfull!")

klipper_repos.txt.example

@@ -1,18 +0,0 @@
-# This file acts as an example file.
-#
-# 1) Make a copy of this file and rename it to 'klipper_repos.txt'
-# 2) Add your custom Klipper repository to the bottom of that copy
-# 3) Save the file
-#
-# Back in KIAUH you can now go into -> [Settings] and use action '2' to set a different Klipper repository
-#
-# Make sure to always separate the repository and the branch with a ','.
-# <repository>,<branch> -> https://github.com/Klipper3d/klipper,master
-# If you omit a branch, it will always default to 'master'
-#
-# You are allowed to omit the 'https://github.com/' part of the repository URL
-# Down below are now a few examples of what is considered as valid:
-https://github.com/Klipper3d/klipper,master
-https://github.com/Klipper3d/klipper
-Klipper3d/klipper,master
-Klipper3d/klipper