543 lines
18 KiB
Python
543 lines
18 KiB
Python
"""
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Series 3 Watcher — System Tray Launcher v1.4.4
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Requires: pystray, Pillow, tkinter (stdlib)
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Run with: pythonw series3_tray.py (no console window)
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or: python series3_tray.py (with console, for debugging)
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Put a shortcut to this in shell:startup for auto-start on login.
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Python 3.8 compatible — no walrus operators, no f-string = specifier,
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no match statements, no 3.9+ syntax.
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"""
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import os
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import sys
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import subprocess
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import tempfile
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import threading
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import configparser
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import urllib.request
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import urllib.error
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from datetime import datetime
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import pystray
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from PIL import Image, ImageDraw
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import series3_watcher as watcher
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# --------------- Auto-updater ---------------
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GITEA_BASE = "https://gitea.serversdown.net"
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GITEA_USER = "serversdown"
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GITEA_REPO = "series3-watcher"
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GITEA_API_URL = "{}/api/v1/repos/{}/{}/releases?limit=1&page=1".format(
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GITEA_BASE, GITEA_USER, GITEA_REPO
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)
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# Populated from watcher version string at startup
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_CURRENT_VERSION = getattr(watcher, "VERSION", "0.0.0")
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def _version_tuple(v):
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"""Convert '1.4.0' -> (1, 4, 0) for comparison. Non-numeric parts -> 0."""
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parts = []
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for p in str(v).lstrip("v").split(".")[:3]:
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try:
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parts.append(int(p))
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except ValueError:
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parts.append(0)
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while len(parts) < 3:
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parts.append(0)
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return tuple(parts)
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def _update_log(msg):
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"""Append a timestamped line to the watcher log for update events."""
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try:
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log_path = os.path.join(
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os.environ.get("LOCALAPPDATA") or os.environ.get("APPDATA") or "",
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"Series3Watcher", "agent_logs", "series3_watcher.log"
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)
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os.makedirs(os.path.dirname(log_path), exist_ok=True)
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with open(log_path, "a") as f:
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f.write("[{}] [updater] {}\n".format(
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datetime.now().strftime("%Y-%m-%d %H:%M:%S"), msg
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))
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except Exception:
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pass
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def _check_for_update_gitea():
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"""Query Gitea API for latest release. Returns (tag, download_url) or (None, None)."""
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import json as _json
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try:
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req = urllib.request.Request(
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GITEA_API_URL,
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headers={"User-Agent": "series3-watcher/{}".format(_CURRENT_VERSION)},
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)
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with urllib.request.urlopen(req, timeout=8) as resp:
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releases = _json.loads(resp.read().decode("utf-8"))
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if not releases:
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return None, None
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latest = releases[0]
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tag = latest.get("tag_name", "")
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if _version_tuple(tag) <= _version_tuple(_CURRENT_VERSION):
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return None, None
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assets = latest.get("assets", [])
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for asset in assets:
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name = asset.get("name", "").lower()
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if name.endswith(".exe") and "setup" not in name:
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return tag, asset.get("browser_download_url")
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_update_log("Newer release {} found but no valid .exe asset".format(tag))
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return tag, None
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except Exception as e:
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_update_log("check_for_update (gitea) failed: {}".format(e))
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return None, None
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def _check_for_update_url(base_url):
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"""Query a custom URL server for latest version. Returns (tag, download_url) or (None, None)."""
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if not base_url:
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_update_log("UPDATE_SOURCE=url but UPDATE_URL is empty — skipping")
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return None, None
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try:
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ver_url = base_url.rstrip("/") + "/api/updates/series3-watcher/version.txt"
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req = urllib.request.Request(
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ver_url,
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headers={"User-Agent": "series3-watcher/{}".format(_CURRENT_VERSION)},
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)
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with urllib.request.urlopen(req, timeout=8) as resp:
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tag = resp.read().decode("utf-8").strip()
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if not tag:
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return None, None
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if _version_tuple(tag) <= _version_tuple(_CURRENT_VERSION):
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return None, None
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exe_url = base_url.rstrip("/") + "/api/updates/series3-watcher/series3-watcher.exe"
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return tag, exe_url
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except Exception as e:
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_update_log("check_for_update (url mode) failed: {}".format(e))
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return None, None
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def check_for_update():
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"""
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Check for an update using the configured source (gitea, url, or disabled).
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Reads UPDATE_SOURCE and UPDATE_URL from config.ini at check time.
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Returns (tag, download_url) if an update is available, else (None, None).
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Returns (None, None) immediately if UPDATE_SOURCE = disabled.
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"""
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try:
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cp = configparser.ConfigParser(inline_comment_prefixes=(";", "#"))
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cp.optionxform = str
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cp.read(CONFIG_PATH, encoding="utf-8")
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section = cp["agent"] if cp.has_section("agent") else {}
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update_source = section.get("UPDATE_SOURCE", "gitea").strip().lower()
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update_url = section.get("UPDATE_URL", "").strip()
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except Exception:
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update_source = "gitea"
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update_url = ""
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if update_source == "disabled":
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return None, None
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_update_log("Checking for update (source={}, version={})".format(
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update_source, _CURRENT_VERSION
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))
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if update_source == "url":
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return _check_for_update_url(update_url)
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else:
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return _check_for_update_gitea()
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def apply_update(download_url):
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"""
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Download new .exe to a temp file, validate it, write a swap .bat, launch it, exit.
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The bat backs up the old exe, retries the copy up to 5 times if locked, then relaunches.
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The .exe.old backup is left in place as a rollback copy.
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"""
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exe_path = os.path.abspath(sys.executable if getattr(sys, "frozen", False) else sys.argv[0])
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try:
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tmp_fd, tmp_path = tempfile.mkstemp(suffix=".exe", prefix="s3w_update_")
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os.close(tmp_fd)
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_update_log("Downloading update from: {}".format(download_url))
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req = urllib.request.Request(
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download_url,
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headers={"User-Agent": "series3-watcher/{}".format(_CURRENT_VERSION)},
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)
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with urllib.request.urlopen(req, timeout=60) as resp:
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with open(tmp_path, "wb") as f:
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f.write(resp.read())
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# Three-layer validation before touching the live exe
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try:
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dl_size = os.path.getsize(tmp_path)
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current_size = os.path.getsize(exe_path)
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_update_log("Download complete ({} bytes), validating...".format(dl_size))
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if dl_size < 100 * 1024:
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_update_log("Validation failed: too small ({} bytes) — aborting".format(dl_size))
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os.remove(tmp_path)
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return False
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if current_size > 0 and dl_size < current_size * 0.5:
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_update_log("Validation failed: suspiciously small ({} bytes vs current {} bytes) — aborting".format(
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dl_size, current_size
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))
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os.remove(tmp_path)
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return False
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with open(tmp_path, "rb") as _f:
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magic = _f.read(2)
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if magic != b"MZ":
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_update_log("Validation failed: not a valid Windows exe (bad magic bytes) — aborting")
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os.remove(tmp_path)
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return False
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_update_log("Validation passed ({} bytes, MZ ok)".format(dl_size))
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except Exception as e:
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_update_log("Validation error: {} — aborting".format(e))
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try:
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os.remove(tmp_path)
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except Exception:
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pass
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return False
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bat_fd, bat_path = tempfile.mkstemp(suffix=".bat", prefix="s3w_swap_")
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os.close(bat_fd)
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bat_content = (
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"@echo off\r\n"
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"ping 127.0.0.1 -n 4 > nul\r\n"
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"copy /Y \"{exe}\" \"{exe}.old\"\r\n"
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"set RETRIES=0\r\n"
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":retry\r\n"
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"copy /Y \"{new}\" \"{exe}\"\r\n"
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"if errorlevel 1 (\r\n"
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" set /a RETRIES+=1\r\n"
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" if %RETRIES% GEQ 5 goto fail\r\n"
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" ping 127.0.0.1 -n 3 > nul\r\n"
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" goto retry\r\n"
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")\r\n"
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"start \"\" \"{exe}\"\r\n"
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"del \"{new}\"\r\n"
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"del \"%~f0\"\r\n"
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"exit /b 0\r\n"
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":fail\r\n"
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"del \"{new}\"\r\n"
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"del \"%~f0\"\r\n"
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"exit /b 1\r\n"
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).format(new=tmp_path, exe=exe_path)
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with open(bat_path, "w") as f:
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f.write(bat_content)
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_update_log("Launching swap bat — exiting for update")
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subprocess.Popen(
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["cmd", "/C", bat_path],
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creationflags=subprocess.CREATE_NO_WINDOW if hasattr(subprocess, "CREATE_NO_WINDOW") else 0,
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)
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return True
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except Exception as e:
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_update_log("apply_update failed: {}".format(e))
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return False
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# --------------- Paths ---------------
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# Executable location — used for bundled assets (icon.ico etc.)
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if getattr(sys, "frozen", False):
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HERE = os.path.dirname(os.path.abspath(sys.executable))
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else:
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HERE = os.path.dirname(os.path.abspath(__file__))
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# config.ini lives in AppData so normal users can write it without UAC issues.
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# Fall back to the exe directory when running from source (dev mode).
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if getattr(sys, "frozen", False):
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_appdata = os.environ.get("LOCALAPPDATA") or os.environ.get("APPDATA") or HERE
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CONFIG_DIR = os.path.join(_appdata, "Series3Watcher")
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os.makedirs(CONFIG_DIR, exist_ok=True)
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else:
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CONFIG_DIR = HERE
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CONFIG_PATH = os.path.join(CONFIG_DIR, "config.ini")
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# --------------- Icon drawing ---------------
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COLORS = {
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"ok": (60, 200, 80), # green
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"pending": (230, 180, 0), # amber
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"missing": (210, 40, 40), # red
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"error": (160, 40, 200), # purple
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"starting": (120, 120, 120), # grey
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}
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ICON_SIZE = 64
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def make_icon(status):
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"""Draw a plain colored circle for the system tray — clean and readable at 16px."""
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color = COLORS.get(status, COLORS["starting"])
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img = Image.new("RGBA", (ICON_SIZE, ICON_SIZE), (0, 0, 0, 0))
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draw = ImageDraw.Draw(img)
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margin = 6
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draw.ellipse(
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[margin, margin, ICON_SIZE - margin, ICON_SIZE - margin],
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fill=color,
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)
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return img
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# --------------- First-run check ---------------
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def ensure_config():
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"""
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If config.ini is missing, launch the first-run wizard.
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Returns True if config is ready, False if user cancelled.
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"""
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if os.path.exists(CONFIG_PATH):
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return True
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# Import here to avoid pulling in tkinter unless needed
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from settings_dialog import show_dialog
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saved = show_dialog(CONFIG_PATH, wizard=True)
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if not saved:
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_show_cancel_message()
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return False
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return True
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def _show_cancel_message():
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"""Show a plain messagebox telling the user the app cannot start."""
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try:
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import tkinter as tk
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from tkinter import messagebox
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root = tk.Tk()
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root.withdraw()
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messagebox.showwarning(
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"Series 3 Watcher",
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"No configuration was saved.\nThe application will now exit.",
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)
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root.destroy()
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except Exception:
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pass
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# --------------- Tray app ---------------
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class WatcherTray:
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def __init__(self):
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self.state = {}
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self.stop_event = threading.Event()
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self._watcher_thread = None
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self._icon = None
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# Lock guards _rebuild_menu calls from the updater thread
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self._menu_lock = threading.Lock()
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# --- Watcher thread management ---
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def _start_watcher(self):
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self.stop_event.clear()
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self._watcher_thread = threading.Thread(
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target=watcher.run_watcher,
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args=(self.state, self.stop_event),
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daemon=True,
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name="watcher",
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)
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self._watcher_thread.start()
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def _stop_watcher(self):
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self.stop_event.set()
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if self._watcher_thread is not None:
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self._watcher_thread.join(timeout=10)
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self._watcher_thread = None
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def _restart_watcher(self):
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"""Stop any running watcher and start a fresh one."""
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self._stop_watcher()
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self.stop_event = threading.Event()
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self.state["status"] = "starting"
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self.state["units"] = []
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self.state["last_scan"] = None
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self.state["last_error"] = None
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self._start_watcher()
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# --- Menu item callbacks ---
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def _open_settings(self, icon, item):
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"""Open the settings dialog in its own thread so the tray stays responsive."""
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def _run():
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from settings_dialog import show_dialog
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saved = show_dialog(CONFIG_PATH, wizard=False)
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if saved:
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self._restart_watcher()
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threading.Thread(target=_run, daemon=True, name="settings-dialog").start()
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def _open_logs(self, icon, item):
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log_dir = self.state.get("log_dir")
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if not log_dir:
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log_dir = HERE
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if os.path.exists(log_dir):
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subprocess.Popen(["explorer", log_dir])
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else:
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parent = os.path.dirname(log_dir)
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if os.path.exists(parent):
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subprocess.Popen(["explorer", parent])
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else:
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subprocess.Popen(["explorer", HERE])
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def _exit(self, icon, item):
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self.stop_event.set()
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icon.stop()
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# --- Dynamic menu text helpers ---
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def _status_text(self):
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status = self.state.get("status", "starting")
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last_err = self.state.get("last_error")
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last_scan = self.state.get("last_scan")
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api_status = self.state.get("api_status", "disabled")
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unit_count = len(self.state.get("units", []))
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if status == "error":
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return "Error — {}".format(last_err or "unknown")
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if status == "starting":
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return "Starting..."
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# Scan age
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if last_scan is not None:
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age_secs = int((datetime.now() - last_scan).total_seconds())
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age_str = "{}s ago".format(age_secs) if age_secs < 60 else "{}m ago".format(age_secs // 60)
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else:
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age_str = "never"
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# API status label
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if api_status == "ok":
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api_str = "API OK"
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elif api_status == "fail":
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api_str = "API FAIL"
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else:
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api_str = "API off"
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return "Running — {} | {} unit(s) | scan {}".format(api_str, unit_count, age_str)
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def _tray_status(self):
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"""Return the icon status key based on watcher + API health."""
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status = self.state.get("status", "starting")
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if status == "error":
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return "error"
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if status == "starting":
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return "starting"
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api_status = self.state.get("api_status", "disabled")
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if api_status == "fail":
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return "missing" # red — API failing
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if api_status == "disabled":
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return "pending" # amber — running but not reporting
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return "ok" # green — running and API good
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def _build_menu(self):
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return pystray.Menu(
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pystray.MenuItem(lambda item: self._status_text(), None, enabled=False),
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pystray.Menu.SEPARATOR,
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pystray.MenuItem("Settings...", self._open_settings),
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pystray.MenuItem("Open Log Folder", self._open_logs),
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pystray.Menu.SEPARATOR,
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pystray.MenuItem("Exit", self._exit),
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)
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# --- Icon / menu update loop ---
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def _icon_updater(self):
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"""Periodically refresh the tray icon color and menu to match watcher state."""
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last_status = None
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update_check_counter = 0 # check for updates every ~5 min (30 * 10s ticks)
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while not self.stop_event.is_set():
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icon_status = self._tray_status()
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if self._icon is not None:
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# Always rebuild menu every cycle so status text stays fresh
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with self._menu_lock:
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self._icon.menu = self._build_menu()
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if icon_status != last_status:
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self._icon.icon = make_icon(icon_status)
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self._icon.title = "Series 3 Watcher — {}".format(self._status_text())
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last_status = icon_status
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# Check if terra-view signalled an update via heartbeat response
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if self.state.get("update_available"):
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self.state["update_available"] = False
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self._do_update()
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return # exit loop; swap bat will relaunch
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# Periodic update check (every ~5 min)
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update_check_counter += 1
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if update_check_counter >= 30:
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update_check_counter = 0
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tag, url = check_for_update()
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if tag and url:
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self._do_update(url)
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return # exit loop; swap bat will relaunch
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self.stop_event.wait(timeout=10)
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def _do_update(self, download_url=None):
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"""Notify tray icon then apply update. If url is None, fetch it first."""
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if download_url is None:
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_, download_url = check_for_update()
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if not download_url:
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return
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if self._icon is not None:
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self._icon.title = "Series 3 Watcher — Updating..."
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self._icon.icon = make_icon("starting")
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|
|
success = apply_update(download_url)
|
|
if success:
|
|
self.stop_event.set()
|
|
if self._icon is not None:
|
|
self._icon.stop()
|
|
# If update failed, keep running silently — error is in the log
|
|
|
|
# --- Entry point ---
|
|
|
|
def run(self):
|
|
self._start_watcher()
|
|
|
|
icon_img = make_icon("starting")
|
|
self._icon = pystray.Icon(
|
|
name="series3_watcher",
|
|
icon=icon_img,
|
|
title="Series 3 Watcher — Starting...",
|
|
menu=self._build_menu(),
|
|
)
|
|
|
|
updater = threading.Thread(
|
|
target=self._icon_updater, daemon=True, name="icon-updater"
|
|
)
|
|
updater.start()
|
|
|
|
self._icon.run()
|
|
|
|
|
|
# --------------- Entry point ---------------
|
|
|
|
def main():
|
|
if not ensure_config():
|
|
sys.exit(0)
|
|
|
|
app = WatcherTray()
|
|
app.run()
|
|
|
|
|
|
if __name__ == "__main__":
|
|
main()
|