480 lines
11 KiB
Bash
Executable File
480 lines
11 KiB
Bash
Executable File
#!/bin/zsh
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# WARP DIRECTORY
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# ==============
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# Jump to custom directories in terminal
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# because `cd` takes too long...
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#
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# @github.com/mfaerevaag/wd
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# version
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readonly WD_VERSION=0.4.6
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# colors
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readonly WD_BLUE="\033[96m"
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readonly WD_GREEN="\033[92m"
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readonly WD_YELLOW="\033[93m"
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readonly WD_RED="\033[91m"
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readonly WD_NOC="\033[m"
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## functions
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# helpers
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wd_yesorno()
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{
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# variables
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local question="${1}"
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local prompt="${question} "
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local yes_RETVAL="0"
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local no_RETVAL="3"
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local RETVAL=""
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local answer=""
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# read-eval loop
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while true ; do
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printf $prompt
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read -r answer
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case ${answer:=${default}} in
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Y|y|YES|yes|Yes )
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RETVAL=${yes_RETVAL} && \
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break
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;;
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N|n|NO|no|No )
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RETVAL=${no_RETVAL} && \
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break
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;;
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* )
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echo "Please provide a valid answer (y or n)"
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;;
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esac
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done
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return ${RETVAL}
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}
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wd_print_msg()
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{
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if [[ -z $wd_quiet_mode ]]
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then
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local color=$1
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local msg=$2
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if [[ $color == "" || $msg == "" ]]
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then
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print " ${WD_RED}*${WD_NOC} Could not print message. Sorry!"
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else
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print " ${color}*${WD_NOC} ${msg}"
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fi
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fi
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}
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wd_print_usage()
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{
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cat <<- EOF
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Usage: wd [command] [point]
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Commands:
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add <point> Adds the current working directory to your warp points
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add Adds the current working directory to your warp points with current directory's name
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add! <point> Overwrites existing warp point
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add! Overwrites existing warp point with current directory's name
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rm <point> Removes the given warp point
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rm Removes the given warp point with current directory's name
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show <point> Print path to given warp point
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show Print warp points to current directory
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list Print all stored warp points
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ls <point> Show files from given warp point (ls)
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path <point> Show the path to given warp point (pwd)
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clean! Remove points warping to nonexistent directories
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-v | --version Print version
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-d | --debug Exit after execution with exit codes (for testing)
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-c | --config Specify config file (default ~/.warprc)
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-q | --quiet Suppress all output
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help Show this extremely helpful text
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EOF
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}
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wd_exit_fail()
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{
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local msg=$1
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wd_print_msg $WD_RED $msg
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WD_EXIT_CODE=1
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}
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wd_exit_warn()
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{
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local msg=$1
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wd_print_msg $WD_YELLOW $msg
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WD_EXIT_CODE=1
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}
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wd_getdir()
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{
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local name_arg=$1
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point=$(wd_show $name_arg)
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dir=${point:28+$#name_arg+7}
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if [[ -z $name_arg ]]; then
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wd_exit_fail "You must enter a warp point"
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break
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elif [[ -z $dir ]]; then
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wd_exit_fail "Unknown warp point '${name_arg}'"
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break
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fi
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}
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# core
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wd_warp()
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{
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local point=$1
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local sub=$2
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if [[ $point =~ "^\.+$" ]]
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then
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if [[ $#1 < 2 ]]
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then
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wd_exit_warn "Warping to current directory?"
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else
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(( n = $#1 - 1 ))
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cd -$n > /dev/null
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fi
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elif [[ ${points[$point]} != "" ]]
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then
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if [[ $sub != "" ]]
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then
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cd ${points[$point]/#\~/$HOME}/$sub
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else
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cd ${points[$point]/#\~/$HOME}
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fi
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else
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wd_exit_fail "Unknown warp point '${point}'"
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fi
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}
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wd_add()
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{
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local force=$1
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local point=$2
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if [[ $point == "" ]]
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then
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point=$(basename $PWD)
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fi
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if [[ $point =~ "^[\.]+$" ]]
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then
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wd_exit_fail "Warp point cannot be just dots"
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elif [[ $point =~ "[[:space:]]+" ]]
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then
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wd_exit_fail "Warp point should not contain whitespace"
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elif [[ $point == *:* ]]
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then
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wd_exit_fail "Warp point cannot contain colons"
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elif [[ ${points[$point]} == "" ]] || $force
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then
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wd_remove $point > /dev/null
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printf "%q:%s\n" "${point}" "${PWD/#$HOME/~}" >> $WD_CONFIG
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wd_print_msg $WD_GREEN "Warp point added"
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# override exit code in case wd_remove did not remove any points
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# TODO: we should handle this kind of logic better
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WD_EXIT_CODE=0
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else
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wd_exit_warn "Warp point '${point}' already exists. Use 'add!' to overwrite."
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fi
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}
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wd_remove()
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{
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local point=$1
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if [[ $point == "" ]]
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then
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point=$(basename $PWD)
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fi
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if [[ ${points[$point]} != "" ]]
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then
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local config_tmp=$WD_CONFIG.tmp
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if sed -n "/^${point}:.*$/!p" $WD_CONFIG > $config_tmp && mv $config_tmp $WD_CONFIG
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then
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wd_print_msg $WD_GREEN "Warp point removed"
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else
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wd_exit_fail "Something bad happened! Sorry."
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fi
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else
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wd_exit_fail "Warp point was not found"
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fi
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}
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wd_list_all()
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{
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wd_print_msg $WD_BLUE "All warp points:"
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entries=$(sed "s:${HOME}:~:g" $WD_CONFIG)
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max_warp_point_length=0
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while IFS= read -r line
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do
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arr=(${(s,:,)line})
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key=${arr[1]}
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length=${#key}
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if [[ length -gt max_warp_point_length ]]
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then
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max_warp_point_length=$length
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fi
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done <<< $entries
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while IFS= read -r line
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do
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if [[ $line != "" ]]
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then
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arr=(${(s,:,)line})
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key=${arr[1]}
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val=${arr[2]}
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if [[ -z $wd_quiet_mode ]]
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then
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printf "%${max_warp_point_length}s -> %s\n" $key $val
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fi
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fi
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done <<< $entries
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}
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wd_ls()
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{
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wd_getdir $1
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ls ${dir/#\~/$HOME}
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}
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wd_path()
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{
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wd_getdir $1
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echo $(echo $dir | sed "s:${HOME}:~:g")
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}
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wd_show()
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{
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local name_arg=$1
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# if there's an argument we look up the value
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if [[ ! -z $name_arg ]]
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then
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if [[ -z $points[$name_arg] ]]
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then
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wd_print_msg $WD_BLUE "No warp point named $name_arg"
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else
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wd_print_msg $WD_GREEN "Warp point: ${WD_GREEN}$name_arg${WD_NOC} -> $points[$name_arg]"
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fi
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else
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# hax to create a local empty array
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local wd_matches
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wd_matches=()
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# do a reverse lookup to check whether PWD is in $points
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PWD="${PWD/$HOME/~}"
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if [[ ${points[(r)$PWD]} == $PWD ]]
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then
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for name in ${(k)points}
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do
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if [[ $points[$name] == $PWD ]]
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then
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wd_matches[$(($#wd_matches+1))]=$name
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fi
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done
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wd_print_msg $WD_BLUE "$#wd_matches warp point(s) to current directory: ${WD_GREEN}$wd_matches${WD_NOC}"
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else
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wd_print_msg $WD_YELLOW "No warp point to $(echo $PWD | sed "s:$HOME:~:")"
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fi
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fi
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}
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wd_clean() {
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local force=$1
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local count=0
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local wd_tmp=""
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while read line
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do
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if [[ $line != "" ]]
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then
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arr=(${(s,:,)line})
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key=${arr[1]}
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val=${arr[2]}
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if [ -d "${val/#\~/$HOME}" ]
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then
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wd_tmp=$wd_tmp"\n"`echo $line`
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else
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wd_print_msg $WD_YELLOW "Nonexistent directory: ${key} -> ${val}"
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count=$((count+1))
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fi
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fi
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done < $WD_CONFIG
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if [[ $count -eq 0 ]]
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then
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wd_print_msg $WD_BLUE "No warp points to clean, carry on!"
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else
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if $force || wd_yesorno "Removing ${count} warp points. Continue? (Y/n)"
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then
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echo $wd_tmp >! $WD_CONFIG
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wd_print_msg $WD_GREEN "Cleanup complete. ${count} warp point(s) removed"
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else
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wd_print_msg $WD_BLUE "Cleanup aborted"
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fi
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fi
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}
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local WD_CONFIG=$HOME/.warprc
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local WD_QUIET=0
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local WD_EXIT_CODE=0
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local WD_DEBUG=0
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# Parse 'meta' options first to avoid the need to have them before
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# other commands. The `-D` flag consumes recognized options so that
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# the actual command parsing won't be affected.
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zparseopts -D -E \
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c:=wd_alt_config -config:=wd_alt_config \
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q=wd_quiet_mode -quiet=wd_quiet_mode \
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v=wd_print_version -version=wd_print_version \
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d=wd_debug_mode -debug=wd_debug_mode
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if [[ ! -z $wd_print_version ]]
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then
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echo "wd version $WD_VERSION"
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fi
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if [[ ! -z $wd_alt_config ]]
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then
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WD_CONFIG=$wd_alt_config[2]
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fi
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# check if config file exists
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if [ ! -e $WD_CONFIG ]
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then
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# if not, create config file
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touch $WD_CONFIG
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fi
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# load warp points
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typeset -A points
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while read -r line
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do
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arr=(${(s,:,)line})
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key=${arr[1]}
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# join the rest, in case the path contains colons
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val=${(j,:,)arr[2,-1]}
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points[$key]=$val
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done < $WD_CONFIG
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# get opts
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args=$(getopt -o a:r:c:lhs -l add:,rm:,clean\!,list,ls:,path:,help,show -- $*)
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# check if no arguments were given, and that version is not set
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if [[ ($? -ne 0 || $#* -eq 0) && -z $wd_print_version ]]
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then
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wd_print_usage
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# check if config file is writeable
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elif [ ! -w $WD_CONFIG ]
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then
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# do nothing
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# can't run `exit`, as this would exit the executing shell
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wd_exit_fail "\'$WD_CONFIG\' is not writeable."
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else
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# parse rest of options
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for o
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do
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case "$o"
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in
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-a|--add|add)
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wd_add false $2
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break
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;;
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-a!|--add!|add!)
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wd_add true $2
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break
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;;
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-r|--remove|rm)
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wd_remove $2
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break
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;;
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-l|list)
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wd_list_all
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break
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;;
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-ls|ls)
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wd_ls $2
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break
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;;
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-p|--path|path)
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wd_path $2
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break
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;;
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-h|--help|help)
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wd_print_usage
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break
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;;
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-s|--show|show)
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wd_show $2
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break
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;;
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-c|--clean|clean)
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wd_clean false
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break
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;;
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-c!|--clean!|clean!)
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wd_clean true
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break
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;;
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*)
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wd_warp $o $2
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break
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;;
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--)
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break
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;;
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esac
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done
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fi
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## garbage collection
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# if not, next time warp will pick up variables from this run
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# remember, there's no sub shell
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unset wd_warp
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unset wd_add
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unset wd_remove
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unset wd_show
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unset wd_list_all
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unset wd_print_msg
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unset wd_yesorno
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unset wd_print_usage
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unset wd_alt_config
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unset wd_quiet_mode
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unset wd_print_version
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unset args
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unset points
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unset val &> /dev/null # fixes issue #1
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if [[ ! -z $wd_debug_mode ]]
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then
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exit $WD_EXIT_CODE
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else
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unset wd_debug_mode
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fi
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