Rewritten main function to be as general as it can be

backups/createarchive.sh

@@ -3,24 +3,39 @@
 if [ $# -ne 1 ]; then
     printf "createarchive\n"
     printf "usage: createarchive <folder to be archived>\n"
-    printf "warning: the archive will be moved to pwd (`pwd`)\n"
+    printf "warning: the archive will be moved to "backups" directory (`echo $dest`)\n"
     exit 1
 fi
 
 
 # what this does in short: tar, compress, timestamp, shred the tar, mv .xz to pwd and display it
+logdate="$(date +%Y%m%dT%H%M%S)"
+basedir="$1"
+tmpdir=$(mktemp -d "${TMPDIR:-/tmp/}$(basename $0).XXXXXXXXXX")
+#/run/user/$(id -u) tmpfs 0700 perms
+f="`cd $basedir; pwd | tr '/' ' ' | sed 's/^.* / /' | cut -c2-`" > /dev/null
+g="$logdate-$f.tar"
+dest=~/MEGAsync/backups
 
-f=$1
-
-thisfunc() {
-tar cfv $f.tar $f && xz -vzk9e $f.tar -S .`date +%Y%m%d%H%M%S`.xz && shred -zuv $f.tar && mv $f.tar.xz . && ls -latr | tail -1
+doathing() {
+    cd $basedir/..
+    tar cfv "$tmpdir/$g" "$f" && \
+    xz -vzk9e "$tmpdir/$g" -S .xz && \
+    rsync -avP "$tmpdir/$g.xz" "$dest" && \
+    shred -zuv "$tmpdir/$g" "$tmpdir/$g.xz" && \
+    printf "\n"
+    ls -latr "$dest/$g.xz"
 }
 
-thisfunc
-if [ `echo $?` -eq 0 ]; then
-  printf "done\n"
-  exit 0
+if [ ! -d $1 ]; then
+    echo "$1 is not a directory"
+    exit 1
 else
-  printf "there were some errors\n"
-  exit 1
+    echo `pwd`
+    echo "$f"
+    echo "$1"
+
+    doathing
+    trap "rm -rfv $tmpdir" 0 1 3 15
+    exit $?
 fi