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# Copyright (c) 2010, Huy Nguyen, http://www.huyng.com
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without modification, are permitted provided
# that the following conditions are met:
#
# * Redistributions of source code must retain the above copyright notice, this list of conditions
# and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the
# following disclaimer in the documentation and/or other materials provided with the distribution.
# * Neither the name of Huy Nguyen nor the names of contributors
# may be used to endorse or promote products derived from this software without
# specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED
# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
# PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
# TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
# USAGE:
# s bookmarkname - saves the curr dir as bookmarkname
# g bookmarkname - jumps to the that bookmark
# g b[TAB] - tab completion is available
# p bookmarkname - prints the bookmark
# p b[TAB] - tab completion is available
# d bookmarkname - deletes the bookmark
# d [TAB] - tab completion is available
# l - list all bookmarks
# setup file to store bookmarks
if [ ! -n "$SDIRS" ]; then
SDIRS=~/.sdirs
fi
touch $SDIRS
# save current directory to bookmarks
function s {
check_help $1
_bookmark_name_valid "$@"
if [ -z "$exit_message" ]; then
_purge_line "$SDIRS" "export DIR_$1="
CURDIR=$(echo $PWD| sed "s#^$HOME#\$HOME#g")
echo "export DIR_$1=\"$CURDIR\"" >> $SDIRS
fi
}
# jump to bookmark
function g {
check_help $1
source $SDIRS
cd "$(eval $(echo echo $(echo \$DIR_$1)))"
}
# print bookmark
function p {
check_help $1
source $SDIRS
echo "$(eval $(echo echo $(echo \$DIR_$1)))"
}
# delete bookmark
function d {
check_help $1
_bookmark_name_valid "$@"
if [ -z "$exit_message" ]; then
_purge_line "$SDIRS" "export DIR_$1="
unset "DIR_$1"
fi
}
# print out help for the forgetful
function check_help {
if [ "$1" = "-h" ] || [ "$1" = "-help" ] || [ "$1" = "--help" ] ; then
echo ''
echo 's <bookmark_name> - Saves the current directory as "bookmark_name"'
echo 'g <bookmark_name> - Goes (cd) to the directory associated with "bookmark_name"'
echo 'p <bookmark_name> - Prints the directory associated with "bookmark_name"'
echo 'd <bookmark_name> - Deletes the bookmark'
echo 'l - Lists all available bookmarks'
kill -SIGINT $$
fi
}
# list bookmarks with dirnam
function l {
check_help $1
source $SDIRS
# if color output is not working for you, comment out the line below '\033[1;32m' == "red"
env | sort | awk '/DIR_.+/{split(substr($0,5),parts,"="); printf("\033[1;31m%-20s\033[0m %s\n", parts[1], parts[2]);}'
# uncomment this line if color output is not working with the line above
# env | grep "^DIR_" | cut -c5- | sort |grep "^.*="
}
# list bookmarks without dirname
function _l {
source $SDIRS
env | grep "^DIR_" | cut -c5- | sort | grep "^.*=" | cut -f1 -d "="
}
# validate bookmark name
function _bookmark_name_valid {
exit_message=""
if [ -z $1 ]; then
exit_message="bookmark name required"
echo $exit_message
elif [ "$1" != "$(echo $1 | sed 's/[^A-Za-z0-9_]//g')" ]; then
exit_message="bookmark name is not valid"
echo $exit_message
fi
}
# completion command
function _comp {
local curw
COMPREPLY=()
curw=${COMP_WORDS[COMP_CWORD]}
COMPREPLY=($(compgen -W '`_l`' -- $curw))
return 0
}
# ZSH completion command
function _compzsh {
reply=($(_l))
}
# safe delete line from sdirs
function _purge_line {
if [ -s "$1" ]; then
# safely create a temp file
t=$(mktemp -t bashmarks.XXXXXX) || exit 1
trap "rm -f -- '$t'" EXIT
# purge line
sed "/$2/d" "$1" > "$t"
mv "$t" "$1"
# cleanup temp file
rm -f -- "$t"
trap - EXIT
fi
}
# bind completion command for g,p,d to _comp
if [ $ZSH_VERSION ]; then
compctl -K _compzsh g
compctl -K _compzsh p
compctl -K _compzsh d
else
shopt -s progcomp
complete -F _comp g
complete -F _comp p
complete -F _comp d
fi