Replace the set_wallpaper bash script by the more capable wallpaper python script

.config/hypr/hyprland.conf

@@ -43,7 +43,7 @@ $lock = swaylock --color=000000 --daemonize
 # exec-once = $terminal
 # exec-once = nm-applet &
 # exec-once = waybar & hyprpaper & firefox
-exec-once = ~/.local/bin/set_wallpaper
+exec-once = ~/.local/bin/wallpaper init
 exec-once = waybar
 exec-once = hyprctl keyword monitor "Unknown-1, disable"
 
@@ -58,6 +58,23 @@ env = XCURSOR_SIZE,24
 env = HYPRCURSOR_SIZE,24
 
 
+###################
+### PERMISSIONS ###
+###################
+
+# See https://wiki.hyprland.org/Configuring/Permissions/
+# Please note permission changes here require a Hyprland restart and are not applied on-the-fly
+# for security reasons
+
+# ecosystem {
+#   enforce_permissions = 1
+# }
+
+permission = /usr/(bin|local/bin)/grim, screencopy, allow
+# permission = /usr/(lib|libexec|lib64)/xdg-desktop-portal-hyprland, screencopy, allow
+# permission = /usr/(bin|local/bin)/hyprpm, plugin, allow
+
+
 #####################
 ### LOOK AND FEEL ###
 #####################
@@ -87,6 +104,7 @@ general {
 # https://wiki.hyprland.org/Configuring/Variables/#decoration
 decoration {
     rounding = 10
+    rounding_power = 2
 
     # Change transparency of focused and unfocused windows
     active_opacity = 1.0
@@ -142,15 +160,12 @@ animations {
 # Ref https://wiki.hyprland.org/Configuring/Workspace-Rules/
 # "Smart gaps" / "No gaps when only"
 # uncomment all if you wish to use that.
-# workspace = w[t1], gapsout:0, gapsin:0
+# workspace = w[tv1], gapsout:0, gapsin:0
-# workspace = w[tg1], gapsout:0, gapsin:0
 # workspace = f[1], gapsout:0, gapsin:0
-# windowrulev2 = bordersize 0, floating:0, onworkspace:w[t1]
+# windowrule = bordersize 0, floating:0, onworkspace:w[tv1]
-# windowrulev2 = rounding 0, floating:0, onworkspace:w[t1]
+# windowrule = rounding 0, floating:0, onworkspace:w[tv1]
-# windowrulev2 = bordersize 0, floating:0, onworkspace:w[tg1]
+# windowrule = bordersize 0, floating:0, onworkspace:f[1]
-# windowrulev2 = rounding 0, floating:0, onworkspace:w[tg1]
+# windowrule = rounding 0, floating:0, onworkspace:f[1]
-# windowrulev2 = bordersize 0, floating:0, onworkspace:f[1]
-# windowrulev2 = rounding 0, floating:0, onworkspace:f[1]
 
 # See https://wiki.hyprland.org/Configuring/Dwindle-Layout/ for more
 dwindle {

bin/set_wallpaper

@@ -1,33 +0,0 @@
-#!/usr/bin/env bash
-
-set -euo pipefail
-IFS=$'\n\t'
-
-HYPRPAPER_CNF="$HOME/.config/hypr/hyprpaper.conf"
-WALLPAPER_DIR="$HOME/pictures/wallpapers"
-WALLPAPER_DIR_WINTER="$WALLPAPER_DIR/winter"
-
-# Set the wallpaper directory based on the current month
-case "$(date '+%m')" in
-	"01"|"02"|"11"|"12")
-		if [ -d "$WALLPAPER_DIR_WINTER" ]; then
-			WALLPAPER_DIR="$WALLPAPER_DIR_WINTER"
-		fi
-		;;
-esac
-
-# Generate the configuration
-if [ -d "$WALLPAPER_DIR" ]; then
-	WALLPAPER_FILE="$(find "$WALLPAPER_DIR" -maxdepth 1 -type f \( -iname "*\.png" -o -iname "*\.jpg" -o -iname "*\.jpeg" \) -print | shuf | head -n 1)"
-	if [ -L "$WALLPAPER_FILE" ]; then
-		WALLPAPER_FILE="$(readlink -f "$WALLPAPER_FILE")"
-	fi
-	cat >"$HYPRPAPER_CNF" << EOF
-preload = $WALLPAPER_FILE
-wallpaper = ,$WALLPAPER_FILE
-splash = false
-EOF
-fi
-
-# Set the wallpaper
-hyprpaper

bin/wallpaper

@@ -0,0 +1,93 @@
+#!/usr/bin/env python3
+
+from datetime import datetime
+from pathlib import Path
+import random
+import subprocess
+import sys
+import os
+
+HYPRPAPER_CNF = "~/.config/hypr/hyprpaper.conf"
+WALLPAPER_DIR = "~/pictures/wallpapers"
+WALLPAPER_DIR_WINTER = "~/pictures/wallpapers/winter"
+WINTER_MONTHS = [
+    11,  # November
+    12,  # December
+    1,  # January
+    2,  # February
+]
+
+
+def get_available_wallpapers():
+    w_dir = (
+        WALLPAPER_DIR_WINTER if datetime.now().month in WINTER_MONTHS else WALLPAPER_DIR
+    )
+    w_dir = Path(w_dir).expanduser()
+    wallpapers = []
+    for f in w_dir.iterdir():
+        if f.is_file(follow_symlinks=False):
+            wallpapers.append(f)
+        if f.is_symlink():
+            wallpapers.append(f.resolve())
+    return [str(p) for p in wallpapers]
+
+
+def update_config():
+    wallpapers = get_available_wallpapers()
+    config_path = Path(HYPRPAPER_CNF).expanduser()
+    with open(config_path, "w") as f:
+        current_wallpaper = random.choice(wallpapers)
+        for w_path in wallpapers:
+            print(f"preload = {w_path}", file=f)
+        print(f"wallpaper = ,{current_wallpaper}", file=f)
+        print("splash = false", file=f)
+
+
+def cmd_init():
+    update_config()
+    subprocess.run(["killall", "hyprpaper"])
+    subprocess.Popen(["hyprpaper"])
+
+
+def cmd_next_wallpaper():
+    wallpapers = []
+    config_path = Path(HYPRPAPER_CNF).expanduser()
+    with open(config_path, "r") as f:
+        for line in f:
+            if line.startswith("preload = "):
+                w_path = Path(line[10:].strip("\n"))
+                if w_path.is_file(follow_symlinks=False):
+                    wallpapers.append(str(w_path))
+    new_wallpaper = random.choice(wallpapers)
+    subprocess.run(["hyprctl", "hyprpaper", "wallpaper", f",{new_wallpaper}"])
+
+
+def usage():
+    print("Usage:", file=sys.stderr)
+    print("  wallpaper <command>", file=sys.stderr)
+    print("", file=sys.stderr)
+    print("Available commands:", file=sys.stderr)
+    print("  init      (re)start the daemon", file=sys.stderr)
+    print("  change    change the wallpaper", file=sys.stderr)
+    print("  next      alias for change", file=sys.stderr)
+    sys.exit(1)
+
+
+def main():
+    if len(sys.argv) != 2:
+        usage()
+    cmd = sys.argv[1]
+    commands = {
+        # (re)start the daemon
+        "init": cmd_init,
+        # change the wallpaper
+        "change": cmd_next_wallpaper,
+        "next": cmd_next_wallpaper,
+    }
+    if cmd not in commands:
+        usage()
+    commands[cmd]()
+
+
+if __name__ == "__main__":
+    main()