get_appimage

#!/bin/bash
#
# tarball2appimage by LinuxDicasPro
#
####################################


destdir=~/__APPIMAGE__
test -e "../_APPIMAGE" && destdir="../_APPIMAGE" # Opcional


###########################################

arch="x86_64"
prg="Upscayl"
link="https://github.com/upscayl/upscayl/releases"

###########################################


for i in {1..35}; { printf '─'; }; printf "\n"
printf "Search latest version: "


########

version="$(grep -Eom1 "([0-9]+[.]){2}[0-9]+" <(grep -A1 "Latest" <(links -dump "$link")))"

########


printf "\033[1;32m$version\033[m\n"
for i in {1..35}; { printf '─'; }; printf "\n"


test -z "$version" && {
    echo "update script. version not found!"
    exit 1
}

set -e

test ! -e $destdir && mkdir -p $destdir
cd $destdir


test -e "$prg-$version-$arch.AppImage" && {
    echo "appimage found!"
    exit 0
}

test ! -e "appimagetool-x86_64.AppImage" && {
    link_tool="https://github.com/AppImage/AppImageKit/releases/download/13/appimagetool-x86_64.AppImage"
    wget -c -q --show-progress "$link_tool"
    chmod +x "appimagetool-x86_64.AppImage"
}


#########

link_prg="https://github.com/upscayl/upscayl/releases/download/v${version}/upscayl-${version}-linux.AppImage"

#########


wget -c -q --show-progress "$link_prg"
file_prg=${link_prg##*/}

rm -rf "$prg.AppDir"

chmod +x $file_prg
./$file_prg --appimage-extract

mv squashfs-root "$prg.AppDir"

cd "$prg.AppDir"
mv AppRun AppRun-bak

echo "#!/bin/bash

cd \$APPDIR
desktopfile=~/.local/share/applications/upscayl.desktop
iconfile=~/.local/share/pixmaps/upscayl.png

test ! -e \"\$desktopfile\" && cp upscayl.desktop ~/.local/share/applications/
test ! -e \"\$iconfile\" && cp usr/share/icons/hicolor/1024x1024/apps/upscayl.png ~/.local/share/pixmaps/

if ! grep -q \"\$APPIMAGE\" \"\$desktopfile\"; then
    sed -i \"s:Exec=.*:Exec=\$APPIMAGE:\" \"\$desktopfile\"
    sed -i \"s:Icon=.*:Icon=\$iconfile:\" \"\$desktopfile\"
    /usr/bin/update-desktop-database -q || true
    test -e usr/share/icons/hicolor/icon-theme.cache && {
        test -x /usr/bin/gtk-update-icon-cache && /usr/bin/gtk-update-icon-cache ~/.local/share/pixmaps/ 2>&1 >&- || true
    }
fi
" > AppRun

cat AppRun-bak >> AppRun
chmod +x AppRun

####################################

appimage_name="Upscayl"

####################################

cd ..

printf "\n"; for ((i=0; i<$COLUMNS; i++)); { printf '─'; }; echo -e "\n"

env ARCH=$arch ./appimagetool-x86_64.AppImage "$prg.AppDir"
mv "${appimage_name// /_}-$arch.AppImage" "$prg-$version-$arch.AppImage"

printf "\n"; for ((i=0; i<$COLUMNS; i++)); { printf '─'; }; echo -e "\n"

rm -rf "$prg.AppDir"
cd ..

echo "appimage saved in $destdir/$prg-$version-$arch.AppImage"
exit 0