mirror of
https://github.com/ohmyzsh/ohmyzsh.git
synced 2024-12-18 10:22:00 +00:00
355 lines
12 KiB
Bash
355 lines
12 KiB
Bash
# Copy this file into /usr/share/zsh/site-functions/
|
|
# and add 'autoload n-history` to .zshrc
|
|
#
|
|
# This function allows to browse Z shell's history and use the
|
|
# entries
|
|
#
|
|
# Uses n-list
|
|
|
|
emulate -L zsh
|
|
|
|
setopt extendedglob
|
|
zmodload zsh/curses
|
|
zmodload zsh/parameter
|
|
|
|
local IFS="
|
|
"
|
|
|
|
# Variables to save list's state when switching views
|
|
# The views are: history and "most frequent history words"
|
|
local one_NLIST_FROM_WHAT_IDX_LIST_IS_SHOWN
|
|
local one_NLIST_CURRENT_IDX
|
|
local one_NLIST_IS_SEARCH_MODE
|
|
local one_NLIST_SEARCH_BUFFER
|
|
local one_NLIST_TEXT_OFFSET
|
|
local one_NLIST_IS_UNIQ_MODE
|
|
local one_NLIST_IS_F_MODE
|
|
local one_NLIST_GREP_STRING
|
|
local one_NLIST_NONSELECTABLE_ELEMENTS
|
|
local one_NLIST_REMEMBER_STATE
|
|
local one_NLIST_ENABLED_EVENTS
|
|
|
|
local two_NLIST_FROM_WHAT_IDX_LIST_IS_SHOWN
|
|
local two_NLIST_CURRENT_IDX
|
|
local two_NLIST_IS_SEARCH_MODE
|
|
local two_NLIST_SEARCH_BUFFER
|
|
local two_NLIST_TEXT_OFFSET
|
|
local two_NLIST_IS_UNIQ_MODE
|
|
local two_NLIST_IS_F_MODE
|
|
local two_NLIST_GREP_STRING
|
|
local two_NLIST_NONSELECTABLE_ELEMENTS
|
|
local two_NLIST_REMEMBER_STATE
|
|
local two_NLIST_ENABLED_EVENTS
|
|
|
|
local three_NLIST_FROM_WHAT_IDX_LIST_IS_SHOWN
|
|
local three_NLIST_CURRENT_IDX
|
|
local three_NLIST_IS_SEARCH_MODE
|
|
local three_NLIST_SEARCH_BUFFER
|
|
local three_NLIST_TEXT_OFFSET
|
|
local three_NLIST_IS_UNIQ_MODE
|
|
local three_NLIST_IS_F_MODE
|
|
local three_NLIST_GREP_STRING
|
|
local three_NLIST_NONSELECTABLE_ELEMENTS
|
|
local three_NLIST_REMEMBER_STATE
|
|
local three_NLIST_ENABLED_EVENTS
|
|
|
|
# history view
|
|
integer active_view=0
|
|
|
|
# Lists are "0", "1", "2" - 1st, 2nd, 3rd
|
|
# Switching is done in cyclic manner
|
|
# i.e. 0 -> 1, 1 -> 2, 2 -> 0
|
|
_nhistory_switch_lists_states() {
|
|
# First argument is current, newly selected list, i.e. $active_view
|
|
# This implies that we are switching from previous view
|
|
|
|
if [ "$1" = "0" ]; then
|
|
# Switched to 1st list, save 3rd list's state
|
|
three_NLIST_FROM_WHAT_IDX_LIST_IS_SHOWN=$NLIST_FROM_WHAT_IDX_LIST_IS_SHOWN
|
|
three_NLIST_CURRENT_IDX=$NLIST_CURRENT_IDX
|
|
three_NLIST_IS_SEARCH_MODE=$NLIST_IS_SEARCH_MODE
|
|
three_NLIST_SEARCH_BUFFER=$NLIST_SEARCH_BUFFER
|
|
three_NLIST_TEXT_OFFSET=$NLIST_TEXT_OFFSET
|
|
three_NLIST_IS_UNIQ_MODE=$NLIST_IS_UNIQ_MODE
|
|
three_NLIST_IS_F_MODE=$NLIST_IS_F_MODE
|
|
three_NLIST_GREP_STRING=$NLIST_GREP_STRING
|
|
three_NLIST_NONSELECTABLE_ELEMENTS=( ${NLIST_NONSELECTABLE_ELEMENTS[@]} )
|
|
three_NLIST_REMEMBER_STATE=$NLIST_REMEMBER_STATE
|
|
three_NLIST_ENABLED_EVENTS=( ${NLIST_ENABLED_EVENTS[@]} )
|
|
|
|
# ..and restore 1st list's state
|
|
NLIST_FROM_WHAT_IDX_LIST_IS_SHOWN=$one_NLIST_FROM_WHAT_IDX_LIST_IS_SHOWN
|
|
NLIST_CURRENT_IDX=$one_NLIST_CURRENT_IDX
|
|
NLIST_IS_SEARCH_MODE=$one_NLIST_IS_SEARCH_MODE
|
|
NLIST_SEARCH_BUFFER=$one_NLIST_SEARCH_BUFFER
|
|
NLIST_TEXT_OFFSET=$one_NLIST_TEXT_OFFSET
|
|
NLIST_IS_UNIQ_MODE=$one_NLIST_IS_UNIQ_MODE
|
|
NLIST_IS_F_MODE=$one_NLIST_IS_F_MODE
|
|
NLIST_GREP_STRING=$one_NLIST_GREP_STRING
|
|
NLIST_NONSELECTABLE_ELEMENTS=( ${one_NLIST_NONSELECTABLE_ELEMENTS[@]} )
|
|
NLIST_REMEMBER_STATE=$one_NLIST_REMEMBER_STATE
|
|
NLIST_ENABLED_EVENTS=( ${one_NLIST_ENABLED_EVENTS[@]} )
|
|
elif [ "$1" = "1" ]; then
|
|
# Switched to 2nd list, save 1st list's state
|
|
one_NLIST_FROM_WHAT_IDX_LIST_IS_SHOWN=$NLIST_FROM_WHAT_IDX_LIST_IS_SHOWN
|
|
one_NLIST_CURRENT_IDX=$NLIST_CURRENT_IDX
|
|
one_NLIST_IS_SEARCH_MODE=$NLIST_IS_SEARCH_MODE
|
|
one_NLIST_SEARCH_BUFFER=$NLIST_SEARCH_BUFFER
|
|
one_NLIST_TEXT_OFFSET=$NLIST_TEXT_OFFSET
|
|
one_NLIST_IS_UNIQ_MODE=$NLIST_IS_UNIQ_MODE
|
|
one_NLIST_IS_F_MODE=$NLIST_IS_F_MODE
|
|
one_NLIST_GREP_STRING=$NLIST_GREP_STRING
|
|
one_NLIST_NONSELECTABLE_ELEMENTS=( ${NLIST_NONSELECTABLE_ELEMENTS[@]} )
|
|
one_NLIST_REMEMBER_STATE=$NLIST_REMEMBER_STATE
|
|
one_NLIST_ENABLED_EVENTS=( ${NLIST_ENABLED_EVENTS[@]} )
|
|
|
|
# ..and restore 2nd list's state
|
|
NLIST_FROM_WHAT_IDX_LIST_IS_SHOWN=$two_NLIST_FROM_WHAT_IDX_LIST_IS_SHOWN
|
|
NLIST_CURRENT_IDX=$two_NLIST_CURRENT_IDX
|
|
NLIST_IS_SEARCH_MODE=$two_NLIST_IS_SEARCH_MODE
|
|
NLIST_SEARCH_BUFFER=$two_NLIST_SEARCH_BUFFER
|
|
NLIST_TEXT_OFFSET=$two_NLIST_TEXT_OFFSET
|
|
NLIST_IS_UNIQ_MODE=$two_NLIST_IS_UNIQ_MODE
|
|
NLIST_IS_F_MODE=$two_NLIST_IS_F_MODE
|
|
NLIST_GREP_STRING=$two_NLIST_GREP_STRING
|
|
NLIST_NONSELECTABLE_ELEMENTS=( ${two_NLIST_NONSELECTABLE_ELEMENTS[@]} )
|
|
NLIST_REMEMBER_STATE=$two_NLIST_REMEMBER_STATE
|
|
NLIST_ENABLED_EVENTS=( ${two_NLIST_ENABLED_EVENTS[@]} )
|
|
elif [ "$1" = "2" ]; then
|
|
# Switched to 3rd list, save 2nd list's state
|
|
two_NLIST_FROM_WHAT_IDX_LIST_IS_SHOWN=$NLIST_FROM_WHAT_IDX_LIST_IS_SHOWN
|
|
two_NLIST_CURRENT_IDX=$NLIST_CURRENT_IDX
|
|
two_NLIST_IS_SEARCH_MODE=$NLIST_IS_SEARCH_MODE
|
|
two_NLIST_SEARCH_BUFFER=$NLIST_SEARCH_BUFFER
|
|
two_NLIST_TEXT_OFFSET=$NLIST_TEXT_OFFSET
|
|
two_NLIST_IS_UNIQ_MODE=$NLIST_IS_UNIQ_MODE
|
|
two_NLIST_IS_F_MODE=$NLIST_IS_F_MODE
|
|
two_NLIST_GREP_STRING=$NLIST_GREP_STRING
|
|
two_NLIST_NONSELECTABLE_ELEMENTS=( ${NLIST_NONSELECTABLE_ELEMENTS[@]} )
|
|
two_NLIST_REMEMBER_STATE=$NLIST_REMEMBER_STATE
|
|
two_NLIST_ENABLED_EVENTS=( ${NLIST_ENABLED_EVENTS[@]} )
|
|
|
|
# ..and restore 3rd list's state
|
|
NLIST_FROM_WHAT_IDX_LIST_IS_SHOWN=$three_NLIST_FROM_WHAT_IDX_LIST_IS_SHOWN
|
|
NLIST_CURRENT_IDX=$three_NLIST_CURRENT_IDX
|
|
NLIST_IS_SEARCH_MODE=$three_NLIST_IS_SEARCH_MODE
|
|
NLIST_SEARCH_BUFFER=$three_NLIST_SEARCH_BUFFER
|
|
NLIST_TEXT_OFFSET=$three_NLIST_TEXT_OFFSET
|
|
NLIST_IS_UNIQ_MODE=$three_NLIST_IS_UNIQ_MODE
|
|
NLIST_IS_F_MODE=$three_NLIST_IS_F_MODE
|
|
NLIST_GREP_STRING=$three_NLIST_GREP_STRING
|
|
NLIST_NONSELECTABLE_ELEMENTS=( ${three_NLIST_NONSELECTABLE_ELEMENTS[@]} )
|
|
NLIST_REMEMBER_STATE=$three_NLIST_REMEMBER_STATE
|
|
NLIST_ENABLED_EVENTS=( ${three_NLIST_ENABLED_EVENTS[@]} )
|
|
fi
|
|
}
|
|
|
|
local most_frequent_db="$HOME/.config/znt/mostfrequent.db"
|
|
_nhistory_generate_most_frequent() {
|
|
local title=$'\x1b[00;31m'"Most frequent history words:"$'\x1b[00;00m\0'
|
|
|
|
typeset -A uniq
|
|
for k in "${historywords[@]}"; do
|
|
uniq[$k]=$(( ${uniq[$k]:-0} + 1 ))
|
|
done
|
|
vk=()
|
|
for k v in ${(kv)uniq}; do
|
|
vk+="$v"$'\t'"$k"
|
|
done
|
|
|
|
print -rl "$title" "${(On)vk[@]}" > "$most_frequent_db"
|
|
}
|
|
|
|
# Load configuration
|
|
unset NLIST_COLORING_PATTERN
|
|
[ -f ~/.config/znt/n-list.conf ] && builtin source ~/.config/znt/n-list.conf
|
|
[ -f ~/.config/znt/n-history.conf ] && builtin source ~/.config/znt/n-history.conf
|
|
|
|
local list
|
|
local selected
|
|
local private_history_db="$HOME/.config/znt/privhist.db"
|
|
|
|
local NLIST_GREP_STRING="$1"
|
|
# 2 is: init once, then remember
|
|
local NLIST_REMEMBER_STATE=2
|
|
two_NLIST_REMEMBER_STATE=2
|
|
three_NLIST_REMEMBER_STATE=2
|
|
|
|
# Only Private history has EDIT
|
|
local -a NLIST_ENABLED_EVENTS
|
|
NLIST_ENABLED_EVENTS=( "F1" "HELP" )
|
|
two_NLIST_ENABLED_EVENTS=( "F1" "EDIT" "HELP" )
|
|
three_NLIST_ENABLED_EVENTS=( "F1" "HELP" )
|
|
|
|
# All view should attempt to replace new lines with \n
|
|
local NLIST_REPLACE_NEWLINES="1"
|
|
two_NLIST_REPLACE_NEWLINES="1"
|
|
three_NLIST_REPLACE_NEWLINES="1"
|
|
|
|
# Only second and third view has non-selectable first entry
|
|
local -a NLIST_NONSELECTABLE_ELEMENTS
|
|
NLIST_NONSELECTABLE_ELEMENTS=( )
|
|
two_NLIST_NONSELECTABLE_ELEMENTS=( 1 )
|
|
three_NLIST_NONSELECTABLE_ELEMENTS=( 1 )
|
|
|
|
while (( 1 )); do
|
|
|
|
#
|
|
# View 1 - history
|
|
#
|
|
if [ "$active_view" = "0" ]; then
|
|
list=( "$history[@]" )
|
|
list=( "${(@M)list:#(#i)*$NLIST_GREP_STRING*}" )
|
|
|
|
if [ "$#list" -eq 0 ]; then
|
|
echo "No matching history entries"
|
|
return 1
|
|
fi
|
|
|
|
n-list "${list[@]}"
|
|
|
|
# Selection or quit?
|
|
if [[ "$REPLY" = -(#c0,1)[0-9]## && ("$REPLY" -lt 0 || "$REPLY" -gt 0) ]]; then
|
|
break
|
|
fi
|
|
|
|
# View change?
|
|
if [ "$REPLY" = "F1" ]; then
|
|
# Target view: 2
|
|
active_view=1
|
|
_nhistory_switch_lists_states "1"
|
|
elif [ "$REPLY" = "HELP" ]; then
|
|
n-help
|
|
fi
|
|
|
|
#
|
|
# View 3 - most frequent words in history
|
|
#
|
|
elif [ "$active_view" = "2" ]; then
|
|
local -a dbfile
|
|
dbfile=( $most_frequent_db(Nm+1) )
|
|
|
|
# Compute most frequent history words
|
|
if [[ "${#NHISTORY_WORDS}" -eq "0" || "${#dbfile}" -ne "0" ]]; then
|
|
# Read the list if it's there
|
|
local -a list
|
|
list=()
|
|
[ -s "$most_frequent_db" ] && list=( ${(f)"$(<$most_frequent_db)"} )
|
|
|
|
# Will wait for the data?
|
|
local message=0
|
|
if [[ "${#list}" -eq 0 ]]; then
|
|
message=1
|
|
_nlist_alternate_screen 1
|
|
zcurses init
|
|
zcurses delwin info 2>/dev/null
|
|
zcurses addwin info "$term_height" "$term_width" 0 0
|
|
zcurses bg info white/black
|
|
zcurses string info "Computing most frequent history words..."$'\n'
|
|
zcurses string info "(This is done once per day, from now on transparently)"$'\n'
|
|
zcurses refresh info
|
|
sleep 3
|
|
fi
|
|
|
|
# Start periodic list regeneration?
|
|
if [[ "${#list}" -eq 0 || "${#dbfile}" -ne "0" ]]; then
|
|
# Mark the file with current time, to prevent double
|
|
# regeneration (on quick double change of view)
|
|
print >> "$most_frequent_db"
|
|
(_nhistory_generate_most_frequent &) &> /dev/null
|
|
fi
|
|
|
|
# Ensure we got the list, wait for it if needed
|
|
while [[ "${#list}" -eq 0 ]]; do
|
|
zcurses string info "."
|
|
zcurses refresh info
|
|
LANG=C sleep 0.5
|
|
[ -s "$most_frequent_db" ] && list=( ${(f)"$(<$most_frequent_db)"} )
|
|
done
|
|
|
|
NHISTORY_WORDS=( "${list[@]}" )
|
|
|
|
if [ "$message" -eq "1" ]; then
|
|
zcurses delwin info 2>/dev/null
|
|
zcurses refresh
|
|
zcurses end
|
|
_nlist_alternate_screen 0
|
|
fi
|
|
else
|
|
# Reuse most frequent history words
|
|
local -a list
|
|
list=( "${NHISTORY_WORDS[@]}" )
|
|
fi
|
|
|
|
n-list "${list[@]}"
|
|
|
|
if [ "$REPLY" = "F1" ]; then
|
|
# Target view: 1
|
|
active_view=0
|
|
_nhistory_switch_lists_states "0"
|
|
elif [[ "$REPLY" = -(#c0,1)[0-9]## && "$REPLY" -lt 0 ]]; then
|
|
break
|
|
elif [[ "$REPLY" = -(#c0,1)[0-9]## && "$REPLY" -gt 0 ]]; then
|
|
local word="${reply[REPLY]#(#s) #[0-9]##$'\t'}"
|
|
one_NLIST_SEARCH_BUFFER="$word"
|
|
one_NLIST_SEARCH_BUFFER="${one_NLIST_SEARCH_BUFFER## ##}"
|
|
|
|
# Target view: 1
|
|
active_view=0
|
|
_nhistory_switch_lists_states "0"
|
|
elif [ "$REPLY" = "HELP" ]; then
|
|
n-help
|
|
fi
|
|
|
|
#
|
|
# View 2 - private history
|
|
#
|
|
elif [ "$active_view" = "1" ]; then
|
|
if [ -s "$private_history_db" ]; then
|
|
local title=$'\x1b[00;32m'"Private history:"$'\x1b[00;00m\0'
|
|
() { fc -ap -R "$private_history_db"; list=( "$title" ${history[@]} ) }
|
|
else
|
|
list=( "Private history - history entries selected via this tool will be put here" )
|
|
fi
|
|
|
|
n-list "${list[@]}"
|
|
|
|
# Selection or quit?
|
|
if [[ "$REPLY" = -(#c0,1)[0-9]## && ("$REPLY" -lt 0 || "$REPLY" -gt 0) ]]; then
|
|
break
|
|
fi
|
|
|
|
# View change?
|
|
if [ "$REPLY" = "F1" ]; then
|
|
# Target view: 3
|
|
active_view=2
|
|
_nhistory_switch_lists_states "2"
|
|
# Edit of the history?
|
|
elif [ "$REPLY" = "EDIT" ]; then
|
|
"${EDITOR:-vim}" "$private_history_db"
|
|
elif [ "$REPLY" = "HELP" ]; then
|
|
n-help
|
|
fi
|
|
fi
|
|
done
|
|
|
|
if [ "$REPLY" -gt 0 ]; then
|
|
selected="$reply[REPLY]"
|
|
# ZLE?
|
|
if [ "${(t)CURSOR}" = "integer-local-special" ]; then
|
|
zle redisplay
|
|
zle kill-buffer
|
|
LBUFFER+="$selected"
|
|
|
|
# Append to private history
|
|
local newline=$'\n'
|
|
selected="${selected//$newline/\\$newline}"
|
|
[ "$active_view" = "0" ] && print -r "$selected" >> "$private_history_db"
|
|
else
|
|
print -zr "$selected"
|
|
fi
|
|
else
|
|
[ "${(t)CURSOR}" = "integer-local-special" ] && zle redisplay
|
|
fi
|
|
|
|
# vim: set filetype=zsh:
|