diplodocus.org Git - nmh/blob - etc/sendfiles.in

   1 #!/bin/sh
   2 #
   3 # $Id$
   4 #
   5 # Send multiples files and/or directories as a tar/compressed
   6 # image, in a MIME message.
   7 #
   8
   9 DELAY=0
  10 FROM=
  11
  12 # compression method (none, gzip or compress)
  13 METHOD=none
  14 # compression filter
  15 COMPRESS=cat
  16 # uncompression filter
  17 UNCOMPRESS=cat
  18 # compression description to append to content-type
  19 CONVERSION=
  20
  21 # default compression method based on installed software
  22 # prefer compress over gzip for backward compatibility
  23 if command -v compress >/dev/null 2>&1 ; then
  24     METHOD=compress
  25 elif command -v gzip >/dev/null 2>&1 ; then
  26     METHOD=gzip
  27 fi
  28
  29 # handle command-line options to override compression method and delay
  30 while [ $# -gt 3 ]; do
  31     case "$1" in
  32         -gzip) METHOD=gzip
  33                shift
  34                ;;
  35         -compress) METHOD=compress
  36                    shift
  37                    ;;
  38         -none) METHOD=none
  39                shift
  40                ;;
  41         -*) DELAY="`echo $1 | sed -e 's%-%%'`"
  42             shift
  43             ;;
  44         *) break
  45            ;;
  46     esac
  47 done
  48
  49 # set variables based on chosen compression method
  50 if [ $METHOD = compress ]; then
  51     COMPRESS=compress
  52     UNCOMPRESS=uncompress
  53     CONVERSION="; x-conversions=compress"
  54 elif [ $METHOD = gzip ]; then
  55     COMPRESS="gzip -c"
  56     UNCOMPRESS="gzip -dc"
  57     CONVERSION="; x-conversions=gzip"
  58 fi
  59
  60 if [ ! -z "$PERSON" ]; then
  61     FROM="-from $PERSON"
  62 fi
  63
  64 if [ $# -lt 3 ]; then
  65     echo 'usage: sendfiles: "mailpath" "subject-string" directory-or-file ...' 1>&2
  66     exit 1;
  67 fi
  68
  69 mailpath="$1"
  70 echo "mailpath = $mailpath" 1>&2
  71 shift
  72
  73 subject="$1"
  74 echo "subject-string = $subject" 1>&2
  75 shift
  76
  77 echo "files = $*" 1>&2
  78
  79 tar cvf - "$@" | $COMPRESS | \
  80     %libdir%/viamail -to "$mailpath" -subject "$subject" \
  81         -parameters "type=tar$CONVERSION" \
  82         -comment "extract with $UNCOMPRESS | tar xvpf -" \
  83         -delay "$DELAY" \
  84         -verbose $FROM