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Diffstat (limited to 'plugins/wd/wd.sh')
| -rwxr-xr-x | plugins/wd/wd.sh | 446 |
1 files changed, 446 insertions, 0 deletions
diff --git a/plugins/wd/wd.sh b/plugins/wd/wd.sh new file mode 100755 index 000000000..3b9548168 --- /dev/null +++ b/plugins/wd/wd.sh @@ -0,0 +1,446 @@ +#!/bin/zsh + +# WARP DIRECTORY +# ============== +# Jump to custom directories in terminal +# because `cd` takes too long... +# +# @github.com/mfaerevaag/wd + +# version +readonly WD_VERSION=0.4 + +# colors +readonly WD_BLUE="\033[96m" +readonly WD_GREEN="\033[92m" +readonly WD_YELLOW="\033[93m" +readonly WD_RED="\033[91m" +readonly WD_NOC="\033[m" + +## functions + +# helpers +wd_yesorno() +{ + # variables + local question="${1}" + local prompt="${question} " + local yes_RETVAL="0" + local no_RETVAL="3" + local RETVAL="" + local answer="" + + # read-eval loop + while true ; do + printf $prompt + read -r answer + + case ${answer:=${default}} in + Y|y|YES|yes|Yes ) + RETVAL=${yes_RETVAL} && \ + break + ;; + N|n|NO|no|No ) + RETVAL=${no_RETVAL} && \ + break + ;; + * ) + echo "Please provide a valid answer (y or n)" + ;; + esac + done + + return ${RETVAL} +} + +wd_print_msg() +{ + if [[ -z $wd_quiet_mode ]] + then + local color=$1 + local msg=$2 + + if [[ $color == "" || $msg == "" ]] + then + print " ${WD_RED}*${WD_NOC} Could not print message. Sorry!" + else + print " ${color}*${WD_NOC} ${msg}" + fi + fi +} + +wd_print_usage() +{ + cat <<- EOF +Usage: wd [command] <point> + +Commands: + add <point> Adds the current working directory to your warp points + add! <point> Overwrites existing warp point + rm <point> Removes the given warp point + show Print warp points to current directory + show <point> Print path to given warp point + list Print all stored warp points +ls <point> Show files from given warp point +path <point> Show the path to given warp point + clean! Remove points warping to nonexistent directories + + -v | --version Print version + -d | --debug Exit after execution with exit codes (for testing) + -c | --config Specify config file (default ~/.warprc) + -q | --quiet Suppress all output + + help Show this extremely helpful text +EOF +} + +wd_exit_fail() +{ + local msg=$1 + + wd_print_msg $WD_RED $msg + WD_EXIT_CODE=1 +} + +wd_exit_warn() +{ + local msg=$1 + + wd_print_msg $WD_YELLOW $msg + WD_EXIT_CODE=1 +} + +wd_getdir() +{ + local name_arg=$1 + + point=$(wd_show $name_arg) + dir=${point:28+$#name_arg+7} + + if [[ -z $name_arg ]]; then + wd_exit_fail "You must enter a warp point" + break + elif [[ -z $dir ]]; then + wd_exit_fail "Unknown warp point '${name_arg}'" + break + fi +} + +# core + +wd_warp() +{ + local point=$1 + + if [[ $point =~ "^\.+$" ]] + then + if [ $#1 < 2 ] + then + wd_exit_warn "Warping to current directory?" + else + (( n = $#1 - 1 )) + cd -$n > /dev/null + fi + elif [[ ${points[$point]} != "" ]] + then + cd ${points[$point]} + else + wd_exit_fail "Unknown warp point '${point}'" + fi +} + +wd_add() +{ + local force=$1 + local point=$2 + + if [[ $point =~ "^[\.]+$" ]] + then + wd_exit_fail "Warp point cannot be just dots" + elif [[ $point =~ "[[:space:]]+" ]] + then + wd_exit_fail "Warp point should not contain whitespace" + elif [[ $point == *:* ]] + then + wd_exit_fail "Warp point cannot contain colons" + elif [[ $point == "" ]] + then + wd_exit_fail "Warp point cannot be empty" + elif [[ ${points[$2]} == "" ]] || $force + then + wd_remove $point > /dev/null + printf "%q:%s\n" "${point}" "${PWD}" >> $WD_CONFIG + + wd_print_msg $WD_GREEN "Warp point added" + + # override exit code in case wd_remove did not remove any points + # TODO: we should handle this kind of logic better + WD_EXIT_CODE=0 + else + wd_exit_warn "Warp point '${point}' already exists. Use 'add!' to overwrite." + fi +} + +wd_remove() +{ + local point=$1 + + if [[ ${points[$point]} != "" ]] + then + local config_tmp=$WD_CONFIG.tmp + if sed -n "/^${point}:.*$/!p" $WD_CONFIG > $config_tmp && mv $config_tmp $WD_CONFIG + then + wd_print_msg $WD_GREEN "Warp point removed" + else + wd_exit_fail "Something bad happened! Sorry." + fi + else + wd_exit_fail "Warp point was not found" + fi +} + +wd_list_all() +{ + wd_print_msg $WD_BLUE "All warp points:" + + while IFS= read -r line + do + if [[ $line != "" ]] + then + arr=(${(s,:,)line}) + key=${arr[1]} + val=${arr[2]} + + if [[ -z $wd_quiet_mode ]] + then + printf "%20s -> %s\n" $key $val + fi + fi + done <<< $(sed "s:${HOME}:~:g" $WD_CONFIG) +} + +wd_ls() +{ + wd_getdir $1 + ls $dir +} + +wd_path() +{ + wd_getdir $1 + echo $(echo $dir | sed "s:${HOME}:~:g") +} + +wd_show() +{ + local name_arg=$1 + # if there's an argument we look up the value + if [[ ! -z $name_arg ]] + then + if [[ -z $points[$name_arg] ]] + then + wd_print_msg $WD_BLUE "No warp point named $name_arg" + else + wd_print_msg $WD_GREEN "Warp point: ${WD_GREEN}$name_arg${WD_NOC} -> $points[$name_arg]" + fi + else + # hax to create a local empty array + local wd_matches + wd_matches=() + # do a reverse lookup to check whether PWD is in $points + if [[ ${points[(r)$PWD]} == $PWD ]] + then + for name in ${(k)points} + do + if [[ $points[$name] == $PWD ]] + then + wd_matches[$(($#wd_matches+1))]=$name + fi + done + + wd_print_msg $WD_BLUE "$#wd_matches warp point(s) to current directory: ${WD_GREEN}$wd_matches${WD_NOC}" + else + wd_print_msg $WD_YELLOW "No warp point to $(echo $PWD | sed "s:$HOME:~:")" + fi + fi +} + +wd_clean() { + local force=$1 + local count=0 + local wd_tmp="" + + while read line + do + if [[ $line != "" ]] + then + arr=(${(s,:,)line}) + key=${arr[1]} + val=${arr[2]} + + if [ -d "$val" ] + then + wd_tmp=$wd_tmp"\n"`echo $line` + else + wd_print_msg $WD_YELLOW "Nonexistent directory: ${key} -> ${val}" + count=$((count+1)) + fi + fi + done < $WD_CONFIG + + if [[ $count -eq 0 ]] + then + wd_print_msg $WD_BLUE "No warp points to clean, carry on!" + else + if $force || wd_yesorno "Removing ${count} warp points. Continue? (Y/n)" + then + echo $wd_tmp >! $WD_CONFIG + wd_print_msg $WD_GREEN "Cleanup complete. ${count} warp point(s) removed" + else + wd_print_msg $WD_BLUE "Cleanup aborted" + fi + fi +} + +local WD_CONFIG=$HOME/.warprc +local WD_QUIET=0 +local WD_EXIT_CODE=0 +local WD_DEBUG=0 + +# Parse 'meta' options first to avoid the need to have them before +# other commands. The `-D` flag consumes recognized options so that +# the actual command parsing won't be affected. + +zparseopts -D -E \ + c:=wd_alt_config -config:=wd_alt_config \ + q=wd_quiet_mode -quiet=wd_quiet_mode \ + v=wd_print_version -version=wd_print_version \ + d=wd_debug_mode -debug=wd_debug_mode + +if [[ ! -z $wd_print_version ]] +then + echo "wd version $WD_VERSION" +fi + +if [[ ! -z $wd_alt_config ]] +then + WD_CONFIG=$wd_alt_config[2] +fi + +# check if config file exists +if [ ! -e $WD_CONFIG ] +then + # if not, create config file + touch $WD_CONFIG +fi + +# load warp points +typeset -A points +while read -r line +do + arr=(${(s,:,)line}) + key=${arr[1]} + val=${arr[2]} + + points[$key]=$val +done < $WD_CONFIG + +# get opts +args=$(getopt -o a:r:c:lhs -l add:,rm:,clean\!,list,ls:,path:,help,show -- $*) + +# check if no arguments were given, and that version is not set +if [[ ($? -ne 0 || $#* -eq 0) && -z $wd_print_version ]] +then + wd_print_usage + + # check if config file is writeable +elif [ ! -w $WD_CONFIG ] +then + # do nothing + # can't run `exit`, as this would exit the executing shell + wd_exit_fail "\'$WD_CONFIG\' is not writeable." + +else + + # parse rest of options + for o + do + case "$o" + in + -a|--add|add) + wd_add false $2 + break + ;; + -a!|--add!|add!) + wd_add true $2 + break + ;; + -r|--remove|rm) + wd_remove $2 + break + ;; + -l|list) + wd_list_all + break + ;; + -ls|ls) + wd_ls $2 + break + ;; + -p|--path|path) + wd_path $2 + break + ;; + -h|--help|help) + wd_print_usage + break + ;; + -s|--show|show) + wd_show $2 + break + ;; + -c|--clean|clean) + wd_clean false + break + ;; + -c!|--clean!|clean!) + wd_clean true + break + ;; + *) + wd_warp $o + break + ;; + --) + break + ;; + esac + done +fi + +## garbage collection +# if not, next time warp will pick up variables from this run +# remember, there's no sub shell + +unset wd_warp +unset wd_add +unset wd_remove +unset wd_show +unset wd_list_all +unset wd_print_msg +unset wd_yesorno +unset wd_print_usage +unset wd_alt_config +unset wd_quiet_mode +unset wd_print_version + +unset args +unset points +unset val &> /dev/null # fixes issue #1 + +if [[ ! -z $wd_debug_mode ]] +then + exit $WD_EXIT_CODE +else + unset wd_debug_mode +fi |