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add (unnecessary) watchdog to wallpaper-daemon

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Uyanide
2025-10-08 20:39:32 +02:00
parent d0c00410ae
commit fcb4dfb530
4 changed files with 120 additions and 66 deletions
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5
.memo/hyprland-ricing.txt
View File

@@ -67,10 +67,9 @@ spicetify-maketplace # spotify themes
nwg-look # theme of GTK apps
catppuccin-gtk-theme-mocha # theme of GTK apps
kvantum
qt5ct
qt6ct
# utils
bc
jq
python-colorthief
python-colorthief
python-watchdog

90
.scripts/change-wallpaper
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@@ -1,5 +1,6 @@
#!/usr/bin/env bash
# Select image file if none is provided
if [ -z "$1" ]; then
image=$(zenity --file-selection --title="Open File" --file-filter="*.jpg *.jpeg *.png *.webp *.bmp *.jfif *.tiff *.avif *.heic *.heif")
else
@@ -9,6 +10,9 @@ fi
[ -z "$image" ] && exit 1
[ ! -f "$image" ] && exit 1
# Copy image to local wallpaper directory
ext=${image##*.}
random_name=$(tr -dc 'a-zA-Z0-9' </dev/urandom | head -c 16)
current_dir="$HOME/.local/share/wallpaper/current"
@@ -28,60 +32,62 @@ cp -f "$temp_img" "$image_copied" || (
exit 1
)
if [ "$XDG_CURRENT_DESKTOP" = "Hyprland" ]; then
hyprctl hyprpaper reload ,"$image_copied" || exit 1
echo "preload = $image_copied" >"$HOME/.config/hypr/hyprpaper.conf"
echo "wallpaper = , $image_copied" >>"$HOME/.config/hypr/hyprpaper.conf"
# Generate blurred wallpaper
notify-send "Wallpaper Changed" "$image"
elif [ "$XDG_CURRENT_DESKTOP" = "niri" ]; then
killall swaybg
killall swww
blur_dir="$HOME/.local/share/wallpaper/blurred"
mkdir -p "$blur_dir" || (
echo "Could not create cache directory"
exit 1
)
rm -f "${blur_dir:?}"/blurred-*
blurred_image="$blur_dir/blurred-${random_name}.$ext"
blur_dir="$HOME/.local/share/wallpaper/blurred"
mkdir -p "$blur_dir" || (
echo "Could not create cache directory"
## Time consuming task (magick -blur) in background
(
# notify-send "Generating Blurred Wallpaper" "This may take a few seconds..."
sigma=$(magick identify -format "%w %h" "$image_copied" | awk -v f=0.01 '{
m=($1>$2)?$1:$2;
s=m*f;
if(s<2) s=2;
if(s>200) s=200;
printf "%.2f", s
}')
### use a temporary file to avoid incomplete file being used
temp_blurred=$(mktemp --suffix=."$ext") || exit 1
trap 'rm -f "${temp_blurred}"' EXIT
magick "$image_copied" -blur 0x"$sigma" "$temp_blurred" || (
echo "Could not create blurred image"
exit 1
)
mv -f "$temp_blurred" "$blurred_image" || (
echo "Could not move blurred image to cache directory"
exit 1
)
rm -f "${blur_dir:?}"/blurred-*
blurred_image="$blur_dir/blurred-${random_name}.$ext"
# blur
(
# notify-send "Generating Blurred Wallpaper" "This may take a few seconds..."
sigma=$(magick identify -format "%w %h" "$image_copied" | awk -v f=0.01 '{
m=($1>$2)?$1:$2;
s=m*f;
if(s<2) s=2;
if(s>200) s=200;
printf "%.2f", s
}')
temp_blurred=$(mktemp --suffix=."$ext") || exit 1
trap 'rm -f "${temp_blurred}"' EXIT
magick "$image_copied" -blur 0x"$sigma" "$temp_blurred" || (
echo "Could not create blurred image"
exit 1
)
mv -f "$temp_blurred" "$blurred_image" || (
echo "Could not move blurred image to cache directory"
exit 1
)
# nohup swaybg -i "$blurred_image" -m fill > /dev/null 2> /dev/null &
if [ "$XDG_CURRENT_DESKTOP" = "niri" ]; then
swww img -n backdrop "$blurred_image" --transition-type fade --transition-duration 2 > /dev/null 2> /dev/null
fi
notify-send "Blurred Wallpaper Generated" "$blurred_image"
) &
notify-send "Blurred Wallpaper Generated" "$blurred_image"
) &
# Apply wallpaper
if [ "$XDG_CURRENT_DESKTOP" = "Hyprland" ]; then
swww img -n background "$image_copied" --transition-type fade --transition-duration 2 > /dev/null 2> /dev/null
notify-send "Wallpaper Changed" "$image"
change-colortheme -i "$image_copied" || exit 1
elif [ "$XDG_CURRENT_DESKTOP" = "niri" ]; then
swww img -n background "$image_copied" --transition-type fade --transition-duration 2 > /dev/null 2> /dev/null
notify-send "Wallpaper Changed" "$image"
change-colortheme -i "$image_copied" || exit 1
else
echo "Unsupported desktop environment: $XDG_CURRENT_DESKTOP"
exit 1
fi
# notify-send "Extracting Colors from Wallpaper" "This may take a few seconds..."
change-colortheme -i "$image_copied" || exit 1

3
.scripts/niri-swayidle
View File

@@ -1,3 +0,0 @@
#!/bin/sh
swayidle -w timeout 300 'hyprlock &' timeout 600 'niri msg action power-off-monitors' before-sleep 'hyprlock &'

88
.scripts/wallpaper-daemon
View File

@@ -8,21 +8,24 @@ from sys import exit
from time import sleep
from os import environ
from pathlib import Path
from watchdog.observers import Observer
from watchdog.events import FileSystemEventHandler
NORMAL_WALLPAPER_DIR = Path("/home/kolkas/.local/share/wallpaper/current")
BLURRED_WALLPAPER_DIR = Path("/home/kolkas/.local/share/wallpaper/blurred")
NORMAL_WALLPAPER_DIR = Path("~/.local/share/wallpaper/current").expanduser()
BLURRED_WALLPAPER_DIR = Path("~/.local/share/wallpaper/blurred").expanduser()
def _get_first_file(dir: Path, pattern: str = "*") -> Path | None:
def getFirstFile(dir: Path, pattern: str = "*") -> Path | None:
'''`find $dir -type f | head -n 1`'''
return next(dir.glob(pattern), None)
def get_niri_socket():
def getNiriSocket():
return environ['NIRI_SOCKET']
def _log(msg: str):
# print(msg)
print(msg)
# logFIle = Path("/tmp/niri-autoblur.log")
# try:
@@ -46,7 +49,7 @@ def swwwLoadImg(namespace: str, wallpaper: Path):
"--transition-duration",
"0.5",
]
_log(" ".join(cmd))
_log(f"[SWWW] {" ".join(cmd)}")
ret = 0
try:
ret = subprocess.run(cmd, check=True).returncode
@@ -104,6 +107,49 @@ class AutoBlur:
# init state
# self.setBlurred(AutoBlur.initIsBlurred())
# Start watching dirs
self.addWatchDir()
class WatchdogHandler(FileSystemEventHandler):
_callback = None
def __init__(self, callback):
if callback is None:
raise ValueError("callback cannot be None")
super().__init__()
self._callback = callback
def on_created(self, event):
if not event.is_directory:
src_path = str(event.src_path)
path = Path(src_path)
_log(f"[Watchdog] file created: {path}")
self._callback(path) # type: ignore
def on_moved(self, event):
if not event.is_directory:
dest_path = str(event.dest_path)
path = Path(dest_path)
_log(f"[Watchdog] file moved to: {path}")
self._callback(path) # type: ignore
def addWatchDir(self):
normalHandler = self.WatchdogHandler(self._onNormalDirEvent)
blurredHandler = self.WatchdogHandler(self._onBlurredDirEvent)
observer = Observer()
observer.schedule(normalHandler, str(self._normalDir), recursive=False)
observer.schedule(blurredHandler, str(self._blurredDir), recursive=False)
observer.start()
_log(f"[Watchdog] watching dirs: {self._normalDir}, {self._blurredDir}")
def _onNormalDirEvent(self, path: Path):
if not self._isBlurred.is_set():
self._apply(path)
def _onBlurredDirEvent(self, path: Path):
if self._isBlurred.is_set():
self._apply(path)
@staticmethod
def initIsBlurred() -> bool:
'''[ $(niri msg focused-window | wc -l) -gt 1 ]'''
@@ -118,9 +164,9 @@ class AutoBlur:
def setBlurred(self, isBlurred: bool) -> None:
# Cache state, avoid starting thread unnecessarily
# if not self._isFirst and self._isBlurred.is_set() == isBlurred:
# _log("[AutoBlur] state unchanged")
# return
if not self._isFirst and self._isBlurred.is_set() == isBlurred:
_log("[AutoBlur] state unchanged")
return
self._isFirst = False
if isBlurred:
@@ -138,9 +184,9 @@ class AutoBlur:
'''Wait until wallpapers are ready & apply the correct one according to the current state'''
while True:
if self._isBlurred.is_set():
wallpaper = _get_first_file(self._blurredDir)
wallpaper = getFirstFile(self._blurredDir)
else:
wallpaper = _get_first_file(self._normalDir)
wallpaper = getFirstFile(self._normalDir)
if wallpaper is not None and wallpaper.exists():
if self._apply(wallpaper):
@@ -195,11 +241,11 @@ def handleEvent(event_name, payload):
_log(f"[EventHandler] unhandled event: {event_name}")
def print_event(eventName, payload):
def printEvent(eventName, payload):
_log(f"[EventHandler] event: {eventName}, payload:\n{json.dumps(payload, indent=2, ensure_ascii=False)}")
def connect_niri(niriSocket: str, handler) -> bool:
def connectNiri(niriSocket: str, handler) -> bool:
sock = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
try:
sock.connect(niriSocket)
@@ -260,6 +306,9 @@ def connect_niri(niriSocket: str, handler) -> bool:
if __name__ == "__main__":
# connectNiri(getNiriSocket(), printEvent)
# exit(0)
desktop = environ.get("XDG_CURRENT_DESKTOP", "")
if desktop == "niri":
_log("[Main] running in Niri")
@@ -272,22 +321,22 @@ if __name__ == "__main__":
_log("[Main] loading initial wallpapers")
# Init wallpaper for backdrop
blurred = _get_first_file(BLURRED_WALLPAPER_DIR)
blurred = getFirstFile(BLURRED_WALLPAPER_DIR)
if blurred:
swwwLoadImg("backdrop", blurred)
# Init wallpaper for background
normal = _get_first_file(NORMAL_WALLPAPER_DIR)
normal = getFirstFile(NORMAL_WALLPAPER_DIR)
if normal:
swwwLoadImg("background", normal)
# Connect to Niri socket
_log(f"[Main] connecting to Niri socket")
niri_socket = get_niri_socket()
niri_socket = getNiriSocket()
if not niri_socket:
_log("[Main] NIRI_SOCKET environment variable is not set.")
exit(1)
if not connect_niri(niri_socket, handleEvent):
if not connectNiri(niri_socket, handleEvent):
exit(1)
elif desktop == "Hyprland":
_log("[Main] running in Hyprland")
@@ -297,10 +346,13 @@ if __name__ == "__main__":
sleep(1) # similarly
_log("[Main] loading initial wallpaper")
normal = _get_first_file(NORMAL_WALLPAPER_DIR)
normal = getFirstFile(NORMAL_WALLPAPER_DIR)
if normal:
swwwLoadImg("background", normal)
# Wait indefinitely
while True:
sleep(3600)
else:
_log(f"[Main] unsupported desktop environment: {desktop}")
exit(1)