Recolor zathura in switch-theme

scripts/.local/share/scripts/switch-theme

@@ -9,7 +9,7 @@ fi
 mode=$1
 
 capitalize() {
-	printf '%s' "$1" | head -c 1 | tr [:lower:] [:upper:]
+	printf '%s' "$1" | head -c 1 | tr "[:lower:]" "[:upper:]"
 	printf '%s' "$1" | tail -c '+2'
 }
 
@@ -17,14 +17,27 @@ change_theme() {
 	sed -i "s/iceberg_$1/iceberg_$2/" ~/.config/kitty/kitty.conf
 	sed -i "s/bg=$1/bg=$2/" ~/.config/nvim/init.vim
 	sed -i "s/iceberg_$1/iceberg_$2/" ~/.dotfiles/tmux/.tmux.conf
+	sed -i "s/iceberg_$1/iceberg_$2/" ~/.config/zathura/zathurarc
 	kitty +kitten themes --reload-in=all "Iceberg $(capitalize "$2")"
 	tmux source-file ~/.tmux.conf
 }
 
+recolor_zathura() {
+	instances=$(pgrep -f zathura)
+	temp_file=/tmp/zathura-instances
+	echo "$instances" >"$temp_file"
+	while IFS= read -r line; do
+		dbus-send --type="method_call" --dest=org.pwmt.zathura.PID-"$line" \
+			/org/pwmt/zathura org.pwmt.zathura.ExecuteCommand string:"source"
+	done <"$temp_file"
+}
+
 if [ "$mode" = "light" ]; then
 	emacsclient --eval "(load-theme 'doom-nord-light 'no-confirm)"
 	change_theme dark light
+	recolor_zathura
 else
 	emacsclient --eval "(load-theme 'doom-nord 'no-confirm)"
 	change_theme light dark
+	recolor_zathura
 fi