✨ add nextcloud desktop launcher

bin/nextcloud-appimage-launch

@@ -1,6 +1,6 @@
 #!/bin/sh
 
-INSTALL_DIR="/path/to/nextcloud-client"
+INSTALL_DIR="/home/jmm/opt/apps/nextcloud-client"
 
 # name:     nextcloud-appimage-launch
 # summary:  Downloads and launches the latest Nextcloud (desktop) AppImage
@@ -13,40 +13,33 @@ THISDIR="$(dirname "$(readlink -f "${0}")")"
 needs_commands "curl" "notify-send"
 
 version_available="$( \
-    curl --silent --verbose --retry-all-errors --retry-delay 3 --retry 5 \
-        'https://github.com/nextcloud-releases/desktop/releases/latest' 2>&1 \
+    curl -sSv 'https://github.com/nextcloud-releases/desktop/releases/latest' 2>&1 \
     | grep '^< location: ' \
     | grep -Eo '[[:digit:]]+\.[[:digit:]]+\.[[:digit:]]+' \
     | head -n1 \
 )"
 
-if [ -z "${version_available}" ]; then
-    echo "failed checking for nextcloud update" >&2
-    exit 1
-fi
-
 version_installed="$( \
     readlink "${INSTALL_DIR}/current" \
     | grep -Eo '[[:digit:]]+\.[[:digit:]]+\.[[:digit:]]+' \
 )"
 
-if [ "${version_available}" == "${version_installed}" ]; then
-    echo "nextcloud is up to date!" >&2
-    exit 0
-fi
-
-echo "new nextcloud version available: ${version_available}" >&2
+if [ -n "${version_available}" ] && [ "${version_available}" != "${version_installed}" ]; then
+    echo "new nextcloud version available: ${version_available}"
     notify-send \
         --app-name "Nextcloud" \
         --icon "${THISDIR}/.icon/nextcloud.svg" \
         "nextcloud-appimage-launch" \
         "new nextcloud version available: ${version_available}"
 
-curl --silent --show-error --fail --location \
+    curl -sSfL \
         "https://github.com/nextcloud-releases/desktop/releases/download/v${version_available}/Nextcloud-${version_available}-x86_64.AppImage" \
         --output "${INSTALL_DIR}/Nextcloud-${version_available}-x86_64.AppImage"
 
     chmod +x "${INSTALL_DIR}/Nextcloud-${version_available}-x86_64.AppImage"
     ln -sf "./Nextcloud-${version_available}-x86_64.AppImage" "${INSTALL_DIR}/current"
+else
+    echo "nextcloud is up to date!"
+fi
 
 exec "${INSTALL_DIR}/current" --background "${@}"