1 files changed, 60 insertions, 0 deletions
diff --git a/bin/nextcloud-download b/bin/nextcloud-download
new file mode 100755
index 0000000..ae9c824
--- /dev/null
+++ b/bin/nextcloud-download
@@ -0,0 +1,60 @@
+#!/usr/bin/env bash
+
+[ -z "$1" ] && printf 'Usage: %b VERSION\n' "$(basename "$0")" >&2 && exit 101
+# shellcheck disable=SC1091
+source /etc/lirion/nextcloud.conf || exit 102
+# shellcheck disable=SC1091
+source /usr/lib/lirion/ln-initfunctions || exit 103
+
+NCFILES=(
+	"nextcloud-${1}.tar.bz2.asc"
+	"nextcloud-${1}.tar.bz2.sha512"
+	"nextcloud-${1}.tar.bz2"
+)
+
+#NCDLTMP="$(/usr/bin/sudo '-u' "$NCUSER" /usr/bin/mktemp '-d' '-p' '/tmp' 'ncupdate.XXXXXX')" || exit 110
+/usr/bin/sudo -u "$NCUSER" /usr/bin/install -d -v -m '0700' "$NCDLTMP" || exit 110
+
+/usr/bin/sudo -u "$NCUSER" /usr/bin/rm -vf "${NCDLTMP}/nextcloud-${1}".{asc,sha512} || exit 111
+for tgtfile in "${NCFILES[@]}"; do
+	url="https://download.nextcloud.com/server/releases/${tgtfile}"
+	curlcont=( '/usr/bin/sudo' '-u' "$NCUSER" '/usr/bin/curl' '-#RL' '-C' '-' '-o' "${NCDLTMP}/${tgtfile}" "$url" )
+	curlfull=( '/usr/bin/sudo' '-u' "$NCUSER" '/usr/bin/curl' '-#RL' '-o' "${NCDLTMP}/${tgtfile}" "$url" )
+	# we cannot simply [ -e FILE ] here as we may not have access to the directory:
+	if /usr/bin/sudo -u "$NCUSER" /usr/bin/stat -c '%f' "${NCDLTMP}/${tgtfile}" >/dev/null 2>&1; then
+		printf 'File %b existing, continuing download:\n' "$tgtfile"
+		"${curlcont[@]}"; crval="$?"
+		case "$crval" in
+			7|18|26|27|28|35|55|56|58|59|60|63|66|67|77|80|83|89|90|91|92|94|96)
+				sleep 3.14159
+				if ! "${curlcont[@]}"; then
+					exit 112
+				fi
+			;;
+			130)
+				exit "$crval"
+			;;
+			0) ;;
+			*)
+				/usr/bin/sudo '-u' "$NCUSER" /usr/bin/rm -vf "${NCDLTMP}/${tgtfile}"
+				"${curlfull[@]}" || exit 113
+			;;
+		esac
+	else
+		printf 'Downloading %b:\n' "$tgtfile"
+		"${curlfull[@]}" || exit 114
+	fi
+done
+lnbegin "Verifying download"
+lnprog 'GPG'
+if ! /usr/bin/sudo -u "$NCUSER" /usr/bin/gpg --no-default-keyring --keyring /var/www/keyrings/nextcloud-security.gpg \
+		--quiet --verify "${NCDLTMP}/nextcloud-${1}.tar.bz2.asc" "${NCDLTMP}/nextcloud-${1}.tar.bz2" 2>/dev/null
+then
+	lnfail 'GPG failed'
+	exit 116
+fi
+lnok
+for tgtfile in "${NCFILES[@]}"; do
+	/usr/bin/sudo -u "$NCUSER" /usr/bin/cp -vp "${NCDLTMP}/${tgtfile}" "${NCDLTGT}/${tgtfile}" || exit 115
+done
+#rm -rf "${NCDLTMP}/" || exit 115