Installer script

README.md

@@ -0,0 +1,10 @@
+## fpakman
+Graphical interface for Flatpak application management. It has also a tray icon to let the user known when new updates are available.
+Wriiten in Python for QT5.
+
+### Roadmap
+- Test installer for Ubuntu
+- Load the database in a thread when the application starts. It will prevent the delay of showing the icon.
+- Locales
+- System notification whe new updates
+- Search and install applications.

core/flatpak.py

@@ -1,7 +1,8 @@
 import re
-import subprocess
 from typing import List
 
+from core import system
+
 
 def app_str_to_json(line: str, version: str) -> dict:
 
@@ -40,22 +41,17 @@ def app_str_to_json(line: str, version: str) -> dict:
     return app
 
 
-def _run_cmd(cmd: str, expected_code: int = 0, ignore_return_code: bool = False) -> str:
-    res = subprocess.run(cmd, shell=True, stdout=subprocess.PIPE)
-    return res.stdout.decode() if ignore_return_code or res.returncode == expected_code else None
-
-
 def get_version():
-    res = _run_cmd('flatpak --version')
+    res = system.run_cmd('flatpak --version')
     return res.split(' ')[1].strip() if res else None
 
 
 def get_app_info(app_id: str):
-    return _run_cmd('flatpak info ' + app_id)
+    return system.run_cmd('flatpak info ' + app_id)
 
 
 def list_installed() -> List[dict]:
-    apps_str = _run_cmd('flatpak list')
+    apps_str = system.run_cmd('flatpak list')
 
     if apps_str:
         version = get_version()
@@ -66,8 +62,8 @@ def list_installed() -> List[dict]:
 
 
 def update(ref: str):
-    return bool(_run_cmd('flatpak update -y ' + ref))
+    return bool(system.run_cmd('flatpak update -y ' + ref))
 
 
 def list_updates_as_str():
-    return _run_cmd('flatpak update', ignore_return_code=True)
+    return system.run_cmd('flatpak update', ignore_return_code=True)

core/system.py

@@ -0,0 +1,6 @@
+import subprocess
+
+
+def run_cmd(cmd: str, expected_code: int = 0, ignore_return_code: bool = False) -> str:
+    res = subprocess.run(cmd, shell=True, stdout=subprocess.PIPE)
+    return res.stdout.decode() if ignore_return_code or res.returncode == expected_code else None

run.sh

@@ -0,0 +1,2 @@
+#!/bin/bash
+/home/dafiti/workspace/fpakman/env/bin/python /home/dafiti/workspace/fpakman/app.py

sandbox_installer.py

@@ -0,0 +1,101 @@
+#!/usr/bin/env python3
+################################################################
+# It installs the application without compromising you system. #
+# libraries. 'qt5' is required to be installed.                #
+#                                                              #
+# If you use GTK, install 'libappindicator3' also.             #
+#                                                              #
+# EXECUTE THIS SCRIPT INSIDE THE PROJECT FOLDER AS ROOT        #
+#                                                              #
+################################################################
+import os
+import sys
+from shutil import rmtree
+
+from core import system, flatpak
+
+if not os.geteuid() == 0:
+    sys.exit("\nOnly root can run this script\n")
+
+
+link_path = '/usr/local/bin/fpakman'
+runner_file = 'run.sh'
+env_name = 'env'
+
+
+def log(msg: str):
+    print('[fpakman] {}'.format(msg))
+
+
+if os.path.exists(link_path):
+    log('already installed')
+    log('Do you wish to uninstall it ? (y/N)')
+    uninstall = input()
+
+    if uninstall.lower() == 'y':
+
+        try:
+            os.unlink(link_path)
+        except:
+            log("Could not remove the runner syslink '{}'".format(link_path))
+            log("Aborting...")
+            exit(1)
+
+        if os.path.exists('{}/{}'.format(os.getcwd(), env_name)):
+            try:
+                rmtree(env_name)
+            except:
+                log("Could not remove the virtualenv '{}'".format(env_name))
+                log("Aborting")
+                exit(1)
+
+        if os.path.exists('{}/{}'.format(os.getcwd(), runner_file)):
+
+            try:
+                os.remove(runner_file)
+            except:
+                log("Could not remove the runner file '{}'".format(runner_file))
+                log("Aborting...")
+                exit(1)
+
+        log("Successfully uninstalled")
+
+    else:
+        log('Aborting...')
+else:
+    if flatpak.get_version is None:
+        print('flatpak seems not to be installed. Aborting...')
+        exit(1)
+
+    if not os.path.exists('env'):
+        log("Creating a new 'virtualenv' as '{}'...".format(env_name))
+        res = system.run_cmd('python3 -m venv ' + env_name)
+
+        if res is None:
+            log("Could create a virtualenv for installation. Check if 'virtualenv' is installed.")
+            log('Aborting...')
+            exit(1)
+
+    res = system.run_cmd('env/bin/pip install -r requirements.txt')
+
+    if res:
+        log("Creating runner as '{}'".format(runner_file))
+        with open('run.sh', 'w+') as f:
+            f.write('#!/bin/bash\n{d}/env/bin/python {d}/app.py'.format(d=os.getcwd()))
+
+        system.run_cmd('chmod +x ' + runner_file)
+
+        log("Creating syslink as '{}'".format(link_path))
+
+        try:
+            os.link('{}/{}'.format(os.getcwd(), runner_file), link_path)
+        except:
+            log("Could not create the syslink")
+            log("Aborting...")
+            exit(1)
+
+        log('Successfully installed')
+    else:
+        log('Could not install python requirements to the virtualenv')
+        log('Aborting...')
+        exit(1)