add optional timestamp when adding card; filter out more garbage input

clikan.sh

@@ -1,6 +1,6 @@
 #!/bin/sh
 # clikan.sh -- CLI Kanban
-ver='2021-02-25/HB9KNS'
+ver='2021-05-07/HB9KNS'
 
 conf="${CLIKANCONF:-$HOME/.clikanconf}"
 defkanban="$HOME/clikanban.md"
@@ -33,6 +33,9 @@ maxshow 23
 #  sortdir defines order of non-calendar kanban cards
 #  and can be one of up, down or none (default)
 sortdir up
+#  if newdate is 1, yes or true (actually, begins with'[1tTyY]'),
+#  then the current date will be appended to new cards/entries
+newdate true
 #  kanban defines a kanban file, may be given several times
 # kanban /some/path/to/jobkanban.txt
 # kanban /another/path/to/privatekanban.md
@@ -99,6 +102,11 @@ maxshow=`getlines maxshow <"$conf" | head -n 1`
 maxshow=${maxshow:-22}
 sortdir=`getlines sortdir <"$conf" | head -n 1`
 sortdir=${sortdir:-none}
+nd=`getlines newdate <"$conf" | head -n 1`
+case $nd in
+ 1|[yY]*|[tT]*) newdate=true ;;
+ *) newdate=false ;;
+esac
 
 showprompt(){
  if test "$prompt" != ""
@@ -216,7 +224,10 @@ do|wait|done) if test "$coa1" = ""
   then echo "card number?"
    read coa1
   fi
-  coar=`echo "$coa1 $coa2 $coa3 $coar" | sed -e 's/ *$/ /'`
+  coar=`echo "$coa1 $coa2 $coa3 $coar" | tr -cd ' 0-9' | sed -e 's/ *$/ /'`
+  if test "$coar" = " "
+  then coar=''
+  fi
   while test "$coar" != ""
   do
    coa1=`getlines ${coar%% *} <$self`
@@ -245,8 +256,12 @@ n) newc=`echo "$coa1 $coa2 $coa3 $coar" | sed -e 's/ *$//'`
    read newc
   else echo adding card for target $currkan
   fi
+  if test $newdate = true
+  then stamp=`date '+ // %y-%m-%d'`
+  else stamp=''
+  fi
   if test "$newc" != ""
-  then echo '*' "$newc" >>$currkan
+  then echo '*' "$newc$stamp" >>$currkan
   else echo no content found, nothing added
   fi
   showall doing