Windows support

Core.py

@@ -19,9 +19,17 @@ AppName = "SaraSort"
 BundledFontFamily = "Fixedsys Excelsior"
 ActiveFontFamily = BundledFontFamily  # set by ApplyAppearance, read by BuildTheme
 
+IsWindows = sys.platform == "win32"
+
+# Each system's own per-user folders, like SaraSuite's: ~/.config and
+# ~/.local/share on Linux, %APPDATA% and %LOCALAPPDATA% on Windows.
 Home = Path.home()
-ConfigHome = Home / ".config"
+if IsWindows:
-DataHome = Home / ".local" / "share"
+    ConfigHome = Path(os.environ.get("APPDATA") or Home / "AppData" / "Roaming")
+    DataHome = Path(os.environ.get("LOCALAPPDATA") or Home / "AppData" / "Local")
+else:
+    ConfigHome = Path(os.environ.get("XDG_CONFIG_HOME") or Home / ".config")
+    DataHome = Path(os.environ.get("XDG_DATA_HOME") or Home / ".local" / "share")
 
 SharedConfigDir = ConfigHome / "SaraSuite"
 ThemesDir = SharedConfigDir / "Themes"
@@ -100,10 +108,13 @@ class AppConfig:
     HideWindowTitleBar: bool = False
     # Where SaraSuite installs SaraSortd: GlobalConf.toml and the two
     # directory config templates live in SortdConfigDir, SaraSortd.py in
-    # SortdAppDir, and it runs as a systemd user unit.
+    # SortdAppDir, and it runs as a systemd user unit (Linux) or a background
-    SortdConfigDir: str = "~/.config/SaraSuite/SaraSortd"
+    # service started from the Startup folder (Windows; see Service.py).
-    SortdAppDir: str = "~/.local/share/SaraSuite/Programs/SaraSortd/App"
+    SortdConfigDir: str = (str(ConfigHome / "SaraSuite" / "SaraSortd") if IsWindows
-    ServiceName: str = "SaraSortd.service"
+                           else "~/.config/SaraSuite/SaraSortd")
+    SortdAppDir: str = (str(DataHome / "SaraSuite" / "Programs" / "SaraSortd" / "App") if IsWindows
+                        else "~/.local/share/SaraSuite/Programs/SaraSortd/App")
+    ServiceName: str = "SaraSortd" if IsWindows else "SaraSortd.service"
     # SaraSortd only reads GlobalConf.toml when it starts.
     AutoRestart: bool = True
     RefreshSeconds: int = 5  # status and log refresh on the Service page
@@ -238,6 +249,8 @@ def ChildEnvironment() -> dict[str, str]:
             Environment.pop("LD_LIBRARY_PATH", None)
     for Key in ("PYTHONHOME", "PYTHONPATH"):
         Environment.pop(Key, None)
+    if IsWindows:
+        Environment["PYTHONUTF8"] = "1"  # every Sara program reads and writes UTF-8
     return Environment
 
 

Main.py

@@ -9,7 +9,7 @@ import flet as ft
 from ConfigPage import ConfigPage
 from Core import (
     AppName, ApplyAppearance, AssetsDir, BuildTheme, BundledFontFamily, ChipButtonStyle, DataHome, EffectiveSettings,
-    LoadConfig, Palette,
+    IsWindows, LoadConfig, Palette,
 )
 from FlowPage import FlowPage
 from ServicePage import ServicePage
@@ -65,6 +65,8 @@ def Main(Page: ft.Page) -> None:
     Page.bgcolor = Palette.Base
     Page.window.width = 1180
     Page.window.height = 780
+    if IsWindows:
+        Page.window.icon = str(AssetsDir / "Icon.ico")  # taskbar/title bar (Linux: the desktop entry)
     Page.window.min_width = 760
     Page.window.min_height = 520
 

Packaging/SaraSuite/Manifest.toml

@@ -1,6 +1,7 @@
 # Kept in sync between SaraSuite/Programs/SaraSort/ and SaraSort/Packaging/SaraSuite/.
 Name = "SaraSort"
 Parent = "SaraSortd"  # a GUI for SaraSortd, listed under it
+Platforms = ["Linux", "Windows"]
 Description = "A GUI for configuring SaraSortd: a flowchart of what goes where, its service and logs, configs and templates."
 
 [Source]
@@ -11,17 +12,33 @@ Exclude = ["Packaging"]
 [Python]
 RequirementsFile = "requirements.txt"
 
+# Linux: a launcher and a desktop entry.
 [[Templates]]
+Platform = "Linux"
 Source = "Launch.sh"
 Target = "{AppDir}/Packaging/Launch.sh"
 Executable = true
 
 [[Templates]]
+Platform = "Linux"
 Source = "SaraSort.desktop"
 Target = "{ApplicationsDir}/SaraSort.desktop"
 
+# Windows: a Start Menu shortcut (pythonw.exe Main.py, from the app folder).
+[[Shortcuts]]
+Platform = "Windows"
+Name = "SaraSort"
+Script = "Main.py"
+Icon = "assets/Icon.png"
+
 # Made by SaraSort itself: Config.toml, Layout.toml, Templates/.
 [[Leftovers]]
 Path = "{ConfigDir}"
 Kind = "Config"
 Note = "SaraSort's settings, flowchart layout and your templates"
+
+# Shared with the other Flet programs; see Programs/FletIdentity.py.
+[[Templates]]
+Platform = "Linux"
+Source = "../../FletIdentity.py"
+Target = "{ProgramDir}/FletIdentity.py"

Packaging/SaraSuite/Templates/Launch.sh

@@ -1,4 +1,8 @@
 #!/bin/sh
 # Written by SaraSuite. Runs from the app folder so Flet finds assets/.
+# A Flet client copy with the window app ID srhtnin.{Name}, so the desktop
+# matches the window to {Name}.desktop (StartupWMClass) instead of showing it
+# as "com.appveyor.flet". Empty if that fails: Flet then uses its own client.
+export FLET_VIEW_PATH="$("{Python}" "{ProgramDir}/FletIdentity.py" "srhtnin.{Name}")"
 cd "{AppDir}" || exit 1
 exec "{Python}" Main.py "$@"

Packaging/SaraSuite/Templates/SaraSort.desktop

@@ -7,3 +7,4 @@ Icon={AppDir}/assets/Icon.png
 Terminal=false
 Categories=Utility;
 StartupNotify=true
+StartupWMClass=srhtnin.{Name}

Service.py

@@ -1,11 +1,22 @@
-"""SaraSortd's systemd user unit: status, start/stop/restart, autostart, and
+"""SaraSortd as a background service: status, start/stop/restart, autostart,
-its journal. SaraSortd's own log files are read from its LogDir."""
+and its journal. SaraSortd's own log files are read from its LogDir.
 
+Linux: its systemd user unit (systemctl / journalctl).
+Windows: SaraSuite's stand-in for a systemd service, used the same way here:
+- it runs windowless as `pythonw.exe ServiceRun.py SaraSortd SaraSortd.py`
+  from SaraSortd's config folder, and ServiceRun.py records its PID in
+  %LOCALAPPDATA%\\SaraSuite\\Services\\SaraSortd.pid (that's how "running" is told);
+- autostart is a shortcut to that command in the Startup folder.
+Unit is the systemd unit on Linux and the service name ("SaraSortd") on Windows.
+"""
+
+import re
 import subprocess
 from dataclasses import dataclass
+from datetime import datetime
 from pathlib import Path
 
-from Core import ChildEnvironment
+from Core import ChildEnvironment, ConfigHome, DataHome, IsWindows, LoadConfig
 
 
 @dataclass
@@ -22,11 +33,98 @@ class ServiceStatus:
         return self.Active in ("active", "activating", "reloading")
 
 
+_NoWindow = getattr(subprocess, "CREATE_NO_WINDOW", 0)
+
+
 def _Run(Arguments: list[str], Timeout: int = 15) -> subprocess.CompletedProcess:
-    return subprocess.run(Arguments, capture_output=True, text=True, timeout=Timeout, env=ChildEnvironment())
+    return subprocess.run(Arguments, capture_output=True, text=True, timeout=Timeout, env=ChildEnvironment(),
+                          creationflags=_NoWindow)
+
+
+# --- Windows ------------------------------------------------------------------------------
+
+
+def _PidFile(Name: str) -> Path:
+    return DataHome / "SaraSuite" / "Services" / f"{Name}.pid"
+
+
+def _StartupLink(Name: str) -> Path:
+    return ConfigHome / "Microsoft" / "Windows" / "Start Menu" / "Programs" / "Startup" / f"{Name}.lnk"
+
+
+def _WindowsCommand() -> tuple[Path, list[str], Path]:
+    """(pythonw.exe, its arguments, working folder), from SaraSuite's install layout."""
+    Config = LoadConfig()
+    AppDir = Path(Config.SortdAppDir).expanduser()
+    ProgramDir = AppDir.parent
+    PythonW = ProgramDir / ".venv" / "Scripts" / "pythonw.exe"
+    Arguments = ["-X", "utf8", str(ProgramDir / "ServiceRun.py"), Config.ServiceName, str(Config.SortdScriptPath)]
+    return PythonW, Arguments, Path(Config.SortdConfigDir).expanduser()
+
+
+def _WindowsPid(Name: str) -> str:
+    try:
+        Pid = int(_PidFile(Name).read_text().strip())
+        Output = _Run(["tasklist", "/FI", f"PID eq {Pid}", "/NH", "/FO", "CSV"]).stdout
+    except (OSError, ValueError, subprocess.SubprocessError):
+        return ""
+    return str(Pid) if re.search(rf'"{Pid}"', Output) else ""
+
+
+def _WindowsStatus(Name: str) -> ServiceStatus:
+    PythonW, Arguments, _Folder = _WindowsCommand()
+    Pid = _WindowsPid(Name)
+    Since = ""
+    if Pid:
+        Since = datetime.fromtimestamp(_PidFile(Name).stat().st_mtime).strftime("%Y-%m-%d %H:%M:%S")
+    return ServiceStatus(
+        Active="active" if Pid else "inactive",
+        Sub="running" if Pid else "dead",
+        Enabled="enabled" if _StartupLink(Name).exists() else "disabled",
+        Pid=Pid,
+        Since=Since,
+        Found=PythonW.is_file() and Path(Arguments[2]).is_file(),
+    )
+
+
+def _WindowsControl(Name: str, Action: str) -> str:
+    PythonW, Arguments, Folder = _WindowsCommand()
+    try:
+        if Action in ("stop", "restart"):
+            Pid = _WindowsPid(Name)
+            if Pid:
+                _Run(["taskkill", "/PID", Pid, "/T", "/F"])
+            _PidFile(Name).unlink(missing_ok=True)
+        if Action in ("start", "restart"):
+            if _WindowsPid(Name):
+                return ""
+            Folder.mkdir(parents=True, exist_ok=True)
+            subprocess.Popen(
+                [str(PythonW), *Arguments], cwd=str(Folder), env=ChildEnvironment(), close_fds=True,
+                stdin=subprocess.DEVNULL, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL,
+                creationflags=getattr(subprocess, "DETACHED_PROCESS", 0) | _NoWindow,
+            )
+        elif Action == "enable":
+            import pylnk3
+
+            Link = _StartupLink(Name)
+            Link.parent.mkdir(parents=True, exist_ok=True)
+            Quoted = " ".join(f'"{Item}"' if " " in Item or "\\" in Item else Item for Item in Arguments)
+            pylnk3.for_file(str(PythonW), str(Link), arguments=Quoted, work_dir=str(Folder),
+                            description=f"{Name} (background service)")
+        elif Action == "disable":
+            _StartupLink(Name).unlink(missing_ok=True)
+    except (OSError, subprocess.SubprocessError) as Error:
+        return str(Error)
+    return ""
+
+
+# --- Both -----------------------------------------------------------------------------------
 
 
 def Status(Unit: str) -> ServiceStatus:
+    if IsWindows:
+        return _WindowsStatus(Unit)
     try:
         Result = _Run(["systemctl", "--user", "show", Unit,
                        "-p", "LoadState,ActiveState,SubState,UnitFileState,MainPID,ActiveEnterTimestamp"])
@@ -45,6 +143,8 @@ def Status(Unit: str) -> ServiceStatus:
 
 def Control(Unit: str, Action: str) -> str:
     """Action: start, stop, restart, enable, disable. Returns "" or an error."""
+    if IsWindows:
+        return _WindowsControl(Unit, Action)
     try:
         Result = _Run(["systemctl", "--user", Action, Unit])
     except (OSError, subprocess.SubprocessError) as Error:
@@ -60,6 +160,9 @@ def RestartIfRunning(Unit: str) -> str:
 
 
 def Journal(Unit: str, Lines: int) -> list[str]:
+    if IsWindows:
+        return ["Windows has no systemd journal. SaraSortd's own log files (the other log source) "
+                "have everything it does."]
     try:
         Result = _Run(["journalctl", "--user", "-u", Unit, "-n", str(Lines), "--no-pager", "-o", "short-iso"])
     except (OSError, subprocess.SubprocessError) as Error:

ServicePage.py

@@ -7,7 +7,7 @@ from pathlib import Path
 import flet as ft
 import tomlkit
 
-from Core import ChipButton, ChipButtonStyle, DataHome, Heading, Note, Palette
+from Core import ChipButton, ChipButtonStyle, DataHome, Heading, IsWindows, Note, Palette
 from Service import Control, Journal, LogFiles, ReadTail, Status
 from Widgets import App
 
@@ -105,10 +105,10 @@ class ServicePage(ft.Column):
         self.StateText.value = Text
         self.StateText.color = Color
         self.Details.controls = [
-            Note(f"Unit: {self.App.Config.ServiceName}"),
+            Note(f"{'Service' if IsWindows else 'Unit'}: {self.App.Config.ServiceName}"),
             Note(f"Since: {Current.Since or '-'}"),
             Note(f"PID: {Current.Pid or '-'}"),
-            Note(f"Unit file: {Current.Enabled}"),
+            Note(f"{'Autostart (Startup folder)' if IsWindows else 'Unit file'}: {Current.Enabled}"),
         ]
         self.StartButton.disabled = Current.Running or not Current.Found
         self.StopButton.disabled = not Current.Running

Settings.py

@@ -12,7 +12,7 @@ import tomlkit
 
 from Core import (
     AppConfig, AvailableThemes, BundledFontFamily, ChildEnvironment, ChipButtonStyle, ExportSettings, Home,
-    ImportSettings, LoadSharedSettings, Palette, SharedSettings,
+    ImportSettings, IsWindows, LoadSharedSettings, Palette, SharedSettings,
 )
 from Sortd import MajorVersion, Setup, SortdError
 from SortdTransfer import ApplyBundle, Bundle, BundleDirectories, ExportSortd, MissingDirectories, ReadBundleSafely
@@ -29,8 +29,40 @@ def _Note(Text: str) -> ft.Text:
     return ft.Text(Text, color=Palette.Overlay0, size=12)
 
 
+def _WindowsFonts() -> set[str]:
+    """Font families from the system and per-user Fonts registry keys
+    ("Arial Bold (TrueType)" -> "Arial")."""
+    import re
+    import winreg
+
+    Families: set[str] = set()
+    Key = r"SOFTWARE\Microsoft\Windows NT\CurrentVersion\Fonts"
+    for Root in (winreg.HKEY_LOCAL_MACHINE, winreg.HKEY_CURRENT_USER):
+        try:
+            with winreg.OpenKey(Root, Key) as Fonts:
+                Index = 0
+                while True:
+                    try:
+                        Name = winreg.EnumValue(Fonts, Index)[0]
+                    except OSError:
+                        break
+                    Index += 1
+                    Name = re.sub(r"\s*\(.*\)$", "", Name)
+                    Name = re.sub(r"\s+(Bold|Italic|Light|Semibold|SemiBold|Black|Regular|Medium|Thin)\b.*$", "", Name)
+                    if Name and "&" not in Name:
+                        Families.add(Name.strip())
+        except OSError:
+            continue
+    return Families
+
+
 def _Fonts() -> list[str]:
-    """Installed font families (fontconfig), with the bundled font first."""
+    """Installed font families (fontconfig, or the registry on Windows), with
+    the bundled font first."""
+    if IsWindows:
+        Families = _WindowsFonts()
+        Families.discard(BundledFontFamily)
+        return [BundledFontFamily] + sorted(Families, key=str.lower)
     try:
         Result = subprocess.run(
             ["fc-list", ":", "family"], capture_output=True, text=True, timeout=5, env=ChildEnvironment(),

Sortd.py

@@ -22,6 +22,11 @@ from typing import Any, Optional
 import tomlkit
 from tomlkit.items import AoT
 
+
+def _Slashes(PathText: str) -> str:
+    """Windows paths use "\\" (and configs may mix both); SaraSortd 7.5 names and compares with "/"."""
+    return PathText.replace("\\", "/")
+
 from Core import AppConfig
 
 TemplateNames = {"In": "InputDirConf.toml", "Out": "OutputDirConf.toml"}
@@ -276,20 +281,21 @@ class Setup:
         return Path(os.path.normpath(self.GlobalPath.parent / Parsed))
 
     def FlatName(self, DirPath: str) -> str:
-        """SaraSortd's FlatName: "%RootDir%/Pictures/Cats" -> "Pictures_Cats"."""
+        """SaraSortd's FlatName: "%RootDir%/Pictures/Cats" -> "Pictures_Cats".
-        Root = self.ParsePath(str(self.Dirs.get("RootDir", ""))).rstrip("/")
+        Like SaraSortd 7.5, "\\" counts as "/" and a drive's ":" is dropped (Windows)."""
-        DirPath = DirPath.rstrip("/")
+        Root = _Slashes(self.ParsePath(str(self.Dirs.get("RootDir", "")))).rstrip("/")
+        DirPath = _Slashes(DirPath).rstrip("/")
         if Root and DirPath.startswith(Root + "/"):
             Relative = DirPath[len(Root) + 1:]
         else:
             Relative = DirPath.strip("/") or os.path.basename(DirPath)
-        return Relative.replace("/", "_")
+        return Relative.replace(":", "").replace("/", "_")
 
     def CentralConf(self, DirPath: str, Kind: str) -> Optional[Path]:
         """SaraSortd 7.2: a config named in [DirConfs], or one in DirConfDir.
         None when the config lives inside the directory."""
         for Key, Value in (self.Data.get("DirConfs") or {}).items():
-            if self.ParsePath(str(Key)).rstrip("/") == DirPath.rstrip("/"):
+            if _Slashes(self.ParsePath(str(Key))).rstrip("/") == _Slashes(DirPath).rstrip("/"):
                 if isinstance(Value, dict):
                     Value = Value.get(Kind)
                 if Value:
@@ -338,7 +344,7 @@ class Setup:
         After = Setup(self.Config, NewDoc)
         Folder = After.CentralFolder()
         for InputPath in self.Inputs:
-            if Folder and (Folder == Path(InputPath) or str(Folder).startswith(InputPath.rstrip("/") + "/")):
+            if Folder and Folder.is_relative_to(Path(InputPath)):
                 raise SortdError(f"{Folder} is inside the input {InputPath}; SaraSortd would sort its own configs away.")
         Plan: dict[Path, Path] = {}
         for DirPath in dict.fromkeys(self.Inputs + self.Outputs):
@@ -919,7 +925,7 @@ class Setup:
                                    f"which SaraSortd {Daemon} doesn't know about. Update SaraSortd to 7.2."))
         if Central:
             for InputPath in Inputs:
-                if Central == Path(InputPath) or str(Central).startswith(InputPath.rstrip("/") + "/"):
+                if Central.is_relative_to(Path(InputPath)):
                     Found.append(("Error", f"DirConfDir ({Central}) is inside the input {InputPath}, so SaraSortd "
                                            "would sort its own configs away."))
         if UsesOwnInputs and Daemon and not VersionAtLeast(Daemon, (7, 1)):

Widgets.py

@@ -7,7 +7,7 @@ from typing import Callable, Optional
 
 import flet as ft
 
-from Core import AppConfig, ChildEnvironment, ChipButton, Note, NotificationStyle, Palette
+from Core import AppConfig, ChildEnvironment, ChipButton, IsWindows, Note, NotificationStyle, Palette
 from Service import RestartIfRunning
 from Sortd import Setup, SortdError
 
@@ -69,6 +69,9 @@ class App:
 
     def OpenFolder(self, PathText: str) -> None:
         try:
+            if IsWindows:
+                os.startfile(PathText)  # Explorer
+            else:
                 subprocess.Popen(["xdg-open", PathText], env=ChildEnvironment(), start_new_session=True)
         except OSError as Error:
             self.Notify(f"Couldn't open {PathText}: {Error}", "error")

requirements.txt

@@ -1,3 +1,4 @@
 flet>=1.0,<2.0
 flet-desktop>=1.0,<2.0  # the desktop client; otherwise Flet fetches it on first launch and quits once
 tomlkit
+pylnk3; sys_platform == "win32"  # Windows: SaraSortd's autostart is a Startup-folder shortcut