Update krita

fix #1216

programs/x86_64/krita

@@ -12,13 +12,13 @@ printf '\n%s' "rm -f /usr/local/share/applications/$APP-AM.desktop" >> ../remove
 chmod a+x ../remove || exit 1
 
 # DOWNLOAD AND PREPARE THE APP, $version is also used for updates
-version=$(wget -q https://repology.org/project/krita/versions -O - | grep "newest version" | head -1 | grep -o -P '(?<=">).*(?=</a)' | sed 's/^.*>//')
-wget "https://download.kde.org/stable/krita/$version/krita-$version-x86_64.appimage" || exit 1
-#wget "$version.zsync" 2> /dev/null # Comment out this line if you want to use zsync
+version=$(curl -Ls https://krita.org/en/download/ | tr '"><= ' '\n' | grep -i "^http.*appimage$" | head -1)
+wget "$version" || exit 1
+# Keep this space in sync with other installation scripts
 # Use tar fx ./*tar* here for example in this line in case a compressed file is downloaded.
 cd ..
 mv ./tmp/*mage ./"$APP"
-mv ./tmp/*.zsync ./"$APP".zsync 2>/dev/null
+# Keep this space in sync with other installation scripts
 rm -R -f ./tmp || exit 1
 echo "$version" > ./version
 chmod a+x ./"$APP" || exit 1
@@ -33,16 +33,19 @@ set -u
 APP=krita
 SITE="https://krita.org"
 version0=$(cat "/opt/$APP/version")
-version=$(wget -q https://repology.org/project/krita/versions -O - | grep "newest version" | head -1 | grep -o -P '(?<=">).*(?=</a)' | sed 's/^.*>//')
+version=$(curl -Ls https://krita.org/en/download/ | tr '"><= ' '\n' | grep -i "^http.*appimage$" | head -1)
 [ -n "$version" ] || { echo "Error getting link"; exit 1; }
-if [ "$version" != "$version0" ] || [ -e /opt/"$APP"/*.zsync ]; then
+if command -v appimageupdatetool >/dev/null 2>&1; then
+	cd "/opt/$APP" || exit 1
+	appimageupdatetool -Or ./"$APP" && chmod a+x ./"$APP" && echo "$version" > ./version && exit 0
+fi
+if [ "$version" != "$version0" ]; then
 	mkdir "/opt/$APP/tmp" && cd "/opt/$APP/tmp" || exit 1
-	[ -e ../*.zsync ] || notify-send "A new version of $APP is available, please wait"
-	[ -e ../*.zsync ] && wget "$version.zsync" 2>/dev/null || { wget "https://download.kde.org/stable/krita/$version/krita-$version-x86_64.appimage" || exit 1; }
+	notify-send "A new version of $APP is available, please wait"
+	wget "$version" || exit 1
 	# Use tar fx ./*tar* here for example in this line in case a compressed file is downloaded.
 	cd ..
-	mv ./tmp/*.zsync ./"$APP".zsync 2>/dev/null || mv --backup=t ./tmp/*mage ./"$APP"
-	[ -e ./*.zsync ] && { zsync ./"$APP".zsync || notify-send -u critical "zsync failed to update $APP"; }
+	mv --backup=t ./tmp/*mage ./"$APP"
 	chmod a+x ./"$APP" || exit 1
 	echo "$version" > ./version
 	rm -R -f ./*zs-old ./*.part ./tmp ./*~