306 lines
6.7 KiB
Bash
Executable File
306 lines
6.7 KiB
Bash
Executable File
#!/usr/bin/env bash
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VERSION=1.0.2
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BASH=`which bash`
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BASH_VERSION=`$BASH --version |head -1 |sed 's/.*version \(.*\)-release.*/\1/' |cut -c 1`
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if [ $BASH_VERSION -lt 4 ]; then
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echo "Error: bash must be at least version 4."
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exit 1
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fi
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# Retrieve script directory (not following link)
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SCRIPT="${BASH_SOURCE[0]}"
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SCRIPT_DIR="$( cd "$( dirname "${SCRIPT}" )" && pwd )"
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INVOCATION_DIR=`pwd`
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# Retrieve script name (follow link)
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PROG=`basename "$0"`
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CONFIGFILE=".${PROG}.conf"
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JOPLIN_DIR=
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JOPLIN_SYNC_TARGET=
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VALID_RESOURCES=`mktemp "${TMPDIR:-/tmp}/$PROG.vr.XXXXXXXX"`
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DELETE_RESOURCES=`mktemp "${TMPDIR:-/tmp}/$PROG.dr.XXXXXXXX"`
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# on macOS, the default getopt is a useless piece of shit
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# install getopt via MacPorts or brew and put it in the PATH before /usr/bin
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if [ "`getopt -V |cut -d\" \" -f1`" != "getopt" ]; then
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echo "Error: getopt not compatible enough."
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exit 1
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fi
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trap cleanup 0 1 2 3 6 15
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function cleanup {
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if [ -a "$VALID_RESOURCES" ]; then
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unlink "$VALID_RESOURCES"
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fi
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if [ -a "$DELETE_RESOURCES" ]; then
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unlink "$DELETE_RESOURCES"
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fi
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}
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function eexit {
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cleanup
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trap - 0 1 2 3 6 15
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exit $1
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}
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function usage {
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echo "usage: ${PROG} [-c CONFIGFILE] [-f] [-q|--quiet] [-n|--dry-run] [-d|--debug] [-V|--version] [-h] [--help]"
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}
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function long_usage {
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echo "${PROG} - clean sync target (remove orphaned resources) "
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echo ""
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usage
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echo ""
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echo " -c CONFIGFILE "
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echo " use CONFIGFILE, instead of searching the default locations: "
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echo " $SCRIPT_DIR/$CONFIGFILE"
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echo " $HOME/$CONFIGFILE"
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echo " The first file found is used. "
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echo ""
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echo " -f "
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echo " run without confirmation "
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echo ""
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# echo " -e "
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# echo " create a file with resources to be deleted "
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# echo " (no resources are deleted) "
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# echo ""
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# echo " -t FILE "
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# echo " delete resources listed in FILE "
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# echo ""
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echo " -q, --quiet "
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echo " do not print informational messages "
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echo " (errors will be shown) "
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echo ""
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echo " -n, --dry-run "
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echo " only show orphaned resources (do not actually delete them) "
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echo " implies -f "
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echo ""
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echo " -d, --debug "
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echo " print debug information "
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echo ""
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echo " -V, --version "
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echo " version information "
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echo ""
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echo " -h "
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echo " usage information "
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echo ""
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echo " --help "
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echo " this help "
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echo ""
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}
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cflag=0
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fflag=0
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eflag=0
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tflag=0
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qflag=0
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nflag=0
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dflag=0
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Vflag=0
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hflag=0
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hlflag=0
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#options=$(getopt -n $PROG -q -o c:et:nqdVh -l help,version,debug,dry-run,quiet -- "$@")
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options=$(getopt -n $PROG -q -o c:fnqdVh -l help,version,debug,dry-run,quiet -- "$@")
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if [ $? != 0 ]
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then
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echo "${PROG}: Error: unrecognized option $1"
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usage
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exit 1
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fi
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eval set -- "$options"
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while [ $# -gt 0 ]
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do
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case "$1" in
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-c)
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cflag=1
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carg=$2
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shift;;
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# -e)
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# eflag=1;;
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# -t)
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# tflag=1
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# targ=$2
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# shift;;
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-f)
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fflag=1;;
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-q|--quiet)
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qflag=1;;
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-n|--dry-run)
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nflag=1;;
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-V|--version)
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Vflag=1;;
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-d|--debug)
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dflag=1;;
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-h)
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hflag=1;;
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--help)
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hlflag=1;;
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--)
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shift; break;;
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*)
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exit;
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break;;
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esac
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shift
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done
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if [ "$hflag" == "1" ]
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then
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usage
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exit
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fi
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if [ "$hlflag" == "1" ]
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then
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long_usage
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exit
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fi
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if [ "$nflag" == "1" ]
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then
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fflag=1
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fi
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if [ "$Vflag" == "1" ]
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then
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echo "$PROG $VERSION"
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exit
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fi
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function debug {
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if [ "$dflag" == "1" ]; then
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echo "[debug] $@"
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fi
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}
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function info {
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if [ "$qflag" != "1" ]; then
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echo "$@"
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fi
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}
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function info_n {
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if [ "$qflag" != "1" ]; then
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echo -n "$@"
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fi
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}
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function noConfigFound {
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FN=' '
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if [ ! -z "$1" ]; then
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FN=" '$1' "
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fi
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echo "Error: No config file${FN}found."
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exit 1
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}
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# precedence of config files:
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# command line options
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# config file specified on the command line
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# environment vars
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# local config file - same dir as script (if exists; not following link for dir)
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# local config file - $HOME dir (if exists)
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# global config file (if exists)
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if [ "$cflag" == "1" ]; then
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if [ -e "$carg" ]; then
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. "$carg"
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debug "Using config file: $carg"
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else
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noConfigFound "$carg"
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fi
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elif [ -e "$SCRIPT_DIR/$CONFIGFILE" ]; then
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. "$SCRIPT_DIR/$CONFIGFILE"
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debug "Using config file: $SCRIPT_DIR/$CONFIGFILE"
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elif [ -e "$HOME/$CONFIGFILE" ]; then
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. "$HOME/$CONFIGFILE"
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debug "Using config file: $HOME/$CONFIGFILE"
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else
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noConfigFound
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fi
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DB=${JOPLIN_DIR}/database.sqlite
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if [ ! -e "$DB" ]; then
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echo "Error: Joplin database not found."
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exit 1
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fi
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debug "Joplin database: $DB"
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if [ ! -e "$JOPLIN_SYNC_TARGET" ]; then
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echo "Error: Joplin sync target not found."
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exit 1
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fi
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debug "Joplin sync target: $JOPLIN_SYNC_TARGET"
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RESDIR=${JOPLIN_SYNC_TARGET}/.resource
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# retrieve the IDs of valid resources from the database
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sqlite3 $DB "select id from resources" >$VALID_RESOURCES
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if [ ! -s "$VALID_RESOURCES" ]; then
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info "No resources found."
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exit
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fi
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ERR=0
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if [ "$fflag" != "1" ]; then
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echo -n "Delete orphaned resources in '$RESDIR'? (yes/no): "
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read answer
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if [ "$answer"x != "yes"x ]; then
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exit 1
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fi
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fi
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# build array of valid resources
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declare -A VALID
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for id in `cat $VALID_RESOURCES`
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do
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VALID[$id]=1
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done
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debug "Number of resources: ${#VALID[@]}"
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debug "List of resources: ${!VALID[@]}"
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cd $RESDIR
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for f in *
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do
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if [ ${VALID[$f]+_} ]; then
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info "Keeping resource id: $f"
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else
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# if the file exists at the target, but is not in the database, we will delete it
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info_n "Deleting resource id: $f"
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if [ "$nflag" == "0" ]; then
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echo $f >>$DELETE_RESOURCES
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unlink $f
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info " - Success"
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elif [ "$qflag" == "0" ]; then
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echo ""
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fi
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fi
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done
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#if [ "$eflag" == "1" ]; then
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# if [ "$earg" != "${earg#/}" ]; then
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# echo "absolute"
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# else
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# echo "relative"
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# fi
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# echo cp $DELETE_RESOURCES $earg
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#fi
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if [ "$ERR" != "0" ]; then
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exit 1
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fi
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