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histdb.bash
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histdb.bash
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# blesh/contrib/histdb (C) 2023, Koichi Murase <myoga.murase@gmail.com>
ble/util/assign _ble_histdb_sqlite3 'builtin type -P sqlite3 2>/dev/null'
if [[ ! -x $_ble_histdb_sqlite3 ]]; then
ble/util/print 'contrib/histdb: "sqlite3" is required for this module.' >&2
return 1
fi
ble-import util.bgproc
_ble_histdb_version=3
#------------------------------------------------------------------------------
# histdb_remarks
bleopt/declare -v histdb_remarks 'git: \q{contrib/histdb-remarks-git}'
_ble_histdb_remarks_data=()
function ble/prompt/unit:_ble_histdb_remarks/update {
ble/prompt/unit/add-hash '$bleopt_histdb_remarks'
ble/prompt/unit:{section}/update _ble_histdb_remarks "$bleopt_histdb_remarks" no-trace
}
## @fn ble/histdb/.get-remarks
## @var[out] remarks
function ble/histdb/.get-remarks {
remarks=
if [[ $bleopt_histdb_remarks ]]; then
local ret
ble/prompt/unit#update _ble_histdb_remarks "$bleopt_histdb_remarks"
ble/prompt/unit:{section}/get _ble_histdb_remarks
remarks=$ret
fi
}
function ble/prompt/backslash:contrib/histdb-remarks-git {
ble-import prompt-git
function ble/prompt/backslash:contrib/histdb-remarks-git {
local "${_ble_contrib_prompt_git_vars[@]/%/=}" # WA #D1570 checked
ble/contrib/prompt-git/initialize || return 0
ble/contrib/prompt-git/update-head-information
local state; ble/contrib/prompt-git/get-state
local dirty_mark; ble/contrib/prompt-git/get-dirty-mark
local path=${git_base%.git}
path=${path%/}
path=${path##*?/}
[[ $PWD == "$git_base"/?* ]] &&
path="$path/${PWD#$git_base/}"
ble/prompt/print "git: ${branch:-(detached)} ${hash:-(orphan)}$dirty_mark${state:+ $state} @ ${path:-/}"
} && "$FUNCNAME"
}
#------------------------------------------------------------------------------
# background sqlite3 process
bleopt/declare -v histdb_ignore ''
bleopt/declare -v histdb_file ''
function ble/histdb/.get-filename {
local basename=${bleopt_histdb_file%.sqlite3}
local hostname=${HOSTNAME:-$_ble_base_env_HOSTNAME}
hostname=${hostname//'/'/'%'} # filename cannot contian /
ret=${basename:-$_ble_base_state/history}${hostname:+@$hostname}.sqlite3
}
## @var _ble_histdb_file
_ble_histdb_file=
## @arr _ble_histdb_bgproc=(fd_response fd_request - bgpid)
##
_ble_histdb_bgproc=()
_ble_histdb_bgproc_fname=()
_ble_histdb_timeout=5000
_ble_histdb_keepalive=1800 # sec
function ble/histdb/escape-for-sqlite-glob {
ret=$1
if [[ $ret == *["[*?"]* ]]; then
local a b
for a in '[' '*' '?'; do
b=[$a] ret=${ret//"$a"/"$b"}
done
fi
}
function ble/histdb/sqlite3.flush {
if [[ ${_ble_histdb_bgproc[0]} && _ble_bash -ge 40000 ]]; then
local line IFS=
ble/bash/read-timeout 0.001 -r -d '' line <&"${_ble_histdb_bgproc[0]}"
fi
}
function ble/histdb/sqlite3.request {
ble/histdb/sqlite3.open
if [[ ${_ble_histdb_bgproc[1]} ]]; then
ble/histdb/sqlite3.flush
ble/util/print "$1" >&"${_ble_histdb_bgproc[1]}"
else
[[ $1 == .exit ]] && return 0
"$_ble_histdb_sqlite3" -quote "$_ble_histdb_file" ".timeout $_ble_histdb_timeout" "$1"
fi
}
function ble/histdb/read-single-value {
local line nl=$'\n' q=\' qq=\'\' Q="'\''"
local IFS=
if ble/bash/read line && [[ $line == \'* ]]; then
local out=$line ext=0
while ((ext==0)) && ! ble/string#match "$out" '^'"$q"'([^'\'']|'"$qq"')*'"$q"'$'; do
ble/bash/read line; ext=$?
out=$out$nl$line
done
line=$out
fi
line=${line#$q}
line=${line%$q}
line=${line//$qq/$q}
line=$q${line//$q/$Q}$q
ble/util/print "ret=$line"
}
function ble/histdb/sqlite3.request-single-value {
local query=$1 opts=$2
ble/histdb/sqlite3.open
if [[ ${_ble_histdb_bgproc[1]} && _ble_bash -ge 40000 ]]; then
ble/histdb/sqlite3.flush
ble/util/print "$query" >&"${_ble_histdb_bgproc[1]}"
local sync_command='ble/histdb/read-single-value <&"${_ble_histdb_bgproc[0]}"'
local sync_condition='((sync_elapsed<200)) || ! ble/complete/check-cancel'
local sync_opts=progressive-weight
[[ :$opts: == *:auto:* && $bleopt_complete_timeout_auto ]] &&
sync_opts=$sync_opts:timeout=$((bleopt_complete_timeout_auto))
ble/util/assign ret 'ble/util/conditional-sync "$sync_command" "$sync_condition" "" "$sync_opts"' &>/dev/null; local ext=$?
builtin eval -- "$ret"
((ext==142)) && ext=148
return "$ext"
else
local out q=\' qq=\'\'
ble/util/assign out '"$_ble_histdb_sqlite3" -quote "$_ble_histdb_file" ".timeout $_ble_histdb_timeout" "$query"'
out=${out#$q}
out=${out%$q}
ret=${out//$qq/$q}
fi
}
function ble/histdb/sqlite3.proc {
exec "$_ble_histdb_sqlite3" -quote -cmd "-- [ble: $BLE_SESSION_ID]" "$_ble_histdb_file"
}
_ble_histdb_keepalive_enabled=
ble/is-function ble/util/idle.push &&
_ble_histdb_keepalive_enabled=1
## @fn ble/histdb/sqlite3.open
## @var[ref] _ble_histdb_file
## @arr[out] _ble_histdb_bgproc
## @arr[out] _ble_histdb_bgproc_fname
function ble/histdb/sqlite3.open {
if [[ $_ble_histdb_file ]]; then
# background process に依らないモードの時は OK
ble/util/bgproc#opened _ble_histdb || return 0
ble/util/bgproc#alive _ble_histdb; local state=$?
if ((state==0)); then
ble/util/bgproc#keepalive _ble_histdb
return 0
else
if ((state==3)); then
# background process が死んでいる時は再度開き直す。
ble/util/print 'histdb: background sqlite3 is inactive.' >&2
fi
ble/util/bgproc#start _ble_histdb
return "$?"
fi
fi
local ret; ble/histdb/.get-filename
_ble_histdb_file=$ret
local session_id=$_ble_base_session
local start_time=${session_id%%/*}
IFS=, builtin eval 'local groups="${GROUPS[*]}"'
local user=${USER:-$_ble_base_env_USER}
local hostname=${HOSTNAME:-$_ble_base_env_HOSTNAME}
local screen_info= ssh_info=
[[ $STY ]] && screen_info="$STY $WINDOW"
[[ $SSH_TTY ]] && ssh_info="$SSH_TTY $SSH_CONNECTION"
local bgproc_opts=owner-close-on-unload:kill-timeout=60000
[[ $_ble_histdb_keepalive_enabled ]] &&
bgproc_opts=$bgproc_opts:timeout=$((_ble_histdb_keepalive*1000))
if ble/util/bgproc#open _ble_histdb ble/histdb/sqlite3.proc "$bgproc_opts"; (($?!=0&&$?!=3)); then
# Note: システムが元々サポートしていない場合 ($? == 3) はエラーメッセージは
# 出さない。
local msg='[ble histdb: background sqlite3 failed to start]'
ble/util/print "${_ble_term_setaf[9]}$msg$_ble_term_sgr0" >&2
fi
local ret q=\' qq=\'\'
ble/histdb/sqlite3.request-single-value "
BEGIN IMMEDIATE TRANSACTION;
CREATE TABLE IF NOT EXISTS misc(key TEXT PRIMARY KEY, value INTEGER);
INSERT OR IGNORE INTO misc values('version', $_ble_histdb_version);
CREATE TABLE IF NOT EXISTS sessions(
session_id TEXT PRIMARY KEY, pid INTEGER, ppid INTEGER,
hostname TEXT, user TEXT, uid INTEGER, euid INTEGER, groups TEXT,
start_time INTEGER, start_wd TEXT,
bash_path TEXT, bash_version TEXT, shlvl INTEGER,
blesh_path TEXT, blesh_version TEXT,
term TEXT, lang TEXT, display TEXT, screen_info TEXT, ssh_info TEXT,
tty TEXT, last_time INTEGER, last_wd TEXT);
CREATE TABLE IF NOT EXISTS command_history(
session_id TEXT, command_id INTEGER,
lineno INTEGER, history_index INTEGER,
command TEXT, cwd TEXT, inode INTEGER, issue_time INTEGER,
status INTEGER,
pipestatus TEXT,
lastarg TEXT,
bgpid INTEGER,
exec_time INTEGER,
exec_time_beg INTEGER,
exec_time_end INTEGER,
exec_time_real INTEGER,
exec_time_usr INTEGER,
exec_time_sys INTEGER,
exec_time_cpu INTEGER,
exec_time_usr_self INTEGER,
exec_time_sys_self INTEGER,
exec_time_usr_chld INTEGER,
exec_time_sys_chld INTEGER,
remarks TEXT,
PRIMARY KEY (session_id, command_id));
CREATE TABLE IF NOT EXISTS words(
word TEXT PRIMARY KEY, count INTEGER, ctime INTEGER, mtime INTEGER);
INSERT OR IGNORE INTO
sessions(
session_id, pid, ppid,
hostname, user, uid, euid, groups,
start_time, start_wd,
bash_path, bash_version, shlvl,
blesh_path, blesh_version,
term, lang, display, screen_info, ssh_info,
tty)
VALUES(
'${session_id//$q/$qq}', '${$//$q/$qq}', '${PPID//$q/$qq}',
'${hostname//$q/$q}', '${user//$q/$qq}', '${UID//$q/$qq}', '${EUID/$q/$qq}', '${groups//$q/$qq}',
'${start_time//$q/$qq}', '${PWD//$q/$qq}',
'${BASH//$q/$qq}', '${BASH_VERSION//$q/$qq}', '${SHLVL//$q/$qq}',
'${_ble_base_blesh//$q/$qq}', '${BLE_VERSION//$q/$qq}',
'${TERM//$q/$qq}', '${LANG//$q/$qq}', '${DISPLAY//$q/$qq}', '${screen_info//$q/$qq}', '${ssh_info//$q/$qq}',
'${_ble_prompt_const_l//$q/$qq}');
COMMIT;
SELECT VALUE FROM misc WHERE key = 'version';"
local version=$ret
if [[ $version ]] && ((version<_ble_histdb_version)); then
local query=
((version<2)) &&
query=$query$_ble_term_nl"ALTER TABLE command_history ADD COLUMN inode INTEGER;"
((version<3)) &&
query=$query$_ble_term_nl"ALTER TABLE command_history ADD COLUMN remarks TEXT;"
query=$query$_ble_term_nl"UPDATE misc SET value = $_ble_histdb_version WHERE key = 'version';"
ble/histdb/sqlite3.request "$query"
fi
}
function ble/util/bgproc/onstart:_ble_histdb {
ble/util/bgproc#post _ble_histdb ".timeout $_ble_histdb_timeout"
}
function ble/util/bgproc/onstop:_ble_histdb {
ble/util/bgproc#post _ble_histdb '.exit'
}
function ble/histdb/sqlite3.close {
[[ $_ble_histdb_file ]] || return 0
local session_id=$_ble_base_session ret
ble/util/time; local time=$ret
ble/histdb/sqlite3.request "
UPDATE sessions SET
last_time = '${time//$q/$qq}',
last_wd = '${PWD//$q/$qq}'
WHERE session_id = '${session_id//$q/$qq}';"
ble/util/bgproc#close _ble_histdb
_ble_histdb_file=
}
_ble_histdb_exec_ignore=()
_ble_histdb_exec_cwd=
_ble_histdb_exec_cwd_inode=
function ble/histdb/update-cwd-inode {
[[ $PWD == "$_ble_histdb_exec_cwd" ]] && return 0
_ble_histdb_exec_cwd=$PWD
_ble_histdb_exec_cwd_inode=
if local ret; ble/file#inode "$PWD" && ble/string#match "$ret" '^[0-9]+$'; then
_ble_histdb_exec_cwd_inode=$ret
fi
}
function ble/histdb/collect-words.proc {
[[ $wtype && ! ${wtype//[0-9]} ]] &&
ble/array#push collect_words "${_ble_edit_str:wbeg:wlen}"
}
function ble/histdb/collect-words {
ble-edit/content/update-syntax
local -a collect_words=()
ble/syntax/tree-enumerate-in-range 0 "${#_ble_edit_str}" ble/histdb/collect-words.proc
ble/array#reverse collect_words
ret=()
local word
"${_ble_util_set_declare[@]//NAME/mark}" # WA #D1570 checked
for word in "${collect_words[@]}"; do
# Note (#D1958): Even if the same words appeared in a single command, we
# only count 1 for one command. This is because the "words" table is
# used for the word completion, where the count is used as an importance
# measure. We count the number of commands where the word appears
# because the same word can easily appear in a single command multiple
# times.
ble/set#contains mark "$word" && return 0
ble/set#add mark "$word"
ble/array#push ret "$word"
done
}
## @fn ble/histdb/exec_register.hook command
## @var[in] command_id
## @var[in] lineno
## これらの変数は exec_register の側で用意される。
function ble/histdb/exec_register.hook {
local command=$1
if [[ $bleopt_histdb_ignore ]]; then
local patterns pattern
ble/string#split patterns : "$bleopt_histdb_ignore"
for pattern in "${patterns[@]}"; do
if [[ $command == $pattern ]]; then
_ble_histdb_exec_ignore[command_id]=1
return 0
fi
done
fi
builtin unset -v '_ble_histdb_exec_ignore[command_id]'
local q=\' qq=\'\'
local session_id=$_ble_base_session ret
ble/util/time; local issue_time=$ret
# @var history_index ... history index: The current command might not be
# registered to the command history, but we always pick up the index of the
# last entry because there is no way to check it reliably. We could compare
# the top element with BASH_COMMAND, but the history entry might be
# transformed by HISTCONTROL=strip, etc.
local history_index; ble/history/get-count -v history_index
((history_index++))
# Expand "bleopt histdb_remarks"
local remarks
ble/histdb/.get-remarks
local ret word extra_query=
ble/histdb/collect-words
for word in "${ret[@]}"; do
extra_query=$extra_query"INSERT OR REPLACE INTO words(word, count, ctime, mtime)
VALUES('${word//$q/$qq}',
coalesce((SELECT count FROM words WHERE word = '${word//$q/$qq}'), 0) + 1,
coalesce((SELECT ctime FROM words WHERE word = '${word//$q/$qq}'), $issue_time),
$issue_time);"
done
ble/histdb/update-cwd-inode
local inode=$_ble_histdb_exec_cwd_inode
ble/histdb/sqlite3.request "
BEGIN IMMEDIATE TRANSACTION;
UPDATE sessions SET
last_time = '${issue_time//$q/$qq}',
last_wd = '${PWD//$q/$qq}'
WHERE session_id = '${session_id//$q/$qq}';
-- Update duplicate command_id
UPDATE command_history SET
command_id = min(0, (SELECT command_id FROM command_history WHERE session_id = '${session_id//$q/$qq}')) - 1
WHERE session_id = '${session_id//$q/$qq}' AND command_id = $command_id;
-- Add command_history entry
INSERT INTO command_history(
session_id, command_id,
lineno, history_index,
command, cwd, inode, issue_time, remarks)
VALUES(
'${session_id//$q/$qq}', '${command_id//$q/$qq}',
'${lineno//$q/$qq}', '${history_index//$q/$qq}',
'${command//$q/$qq}', '${PWD//$q/$qq}', ${inode:-None}, '${issue_time//$q/$qq}', '${remarks//$q/$qq}');
$extra_query
COMMIT;"
}
function ble/histdb/postexec.hook {
local session_id=$_ble_base_session
local command_id=$_ble_edit_exec_command_id
if [[ ${_ble_histdb_exec_ignore[command_id]+set} ]]; then
builtin unset -v '_ble_histdb_exec_ignore[command_id]'
return 0
fi
local ret
ble/util/time; local last_time=$ret
IFS=, builtin eval 'local pipestatus="${_ble_edit_exec_PIPESTATUS[*]}"'
local lastarg=$_ble_edit_exec_lastarg
((${#lastarg}>=1000)) && lastarg=${lastarg::997}...
local real=$_ble_exec_time_tot
local usr=$_ble_exec_time_usr
local sys=$_ble_exec_time_sys
local cpu=$((real>0?(usr+sys)/real:0))
local usr_chld=$((usr-_ble_exec_time_usr_self))
local sys_chld=$((sys-_ble_exec_time_sys_self))
local q=\' qq=\'\'
ble/histdb/sqlite3.request "
UPDATE sessions SET
last_time = '${last_time//$q/$qq}',
last_wd = '${PWD//$q/$qq}'
WHERE session_id = '${session_id//$q/$qq}';
UPDATE command_history SET
status = '${_ble_edit_exec_lastexit//$q/$qq}',
pipestatus = '${pipestatus//$q/$qq}',
lastarg = '${lastarg//$q/$qq}',
bgpid = '${!//$q/$qq}',
exec_time = '${_ble_exec_time_ata//$q/$qq}',
exec_time_beg = '${_ble_exec_time_beg//$q/$qq}',
exec_time_end = '${_ble_exec_time_end//$q/$qq}',
exec_time_real = '${real//$q/$qq}',
exec_time_usr = '${usr//$q/$qq}',
exec_time_sys = '${sys//$q/$qq}',
exec_time_cpu = '${cpu//$q/$qq}',
exec_time_usr_self = '${_ble_exec_time_usr_self//$q/$qq}',
exec_time_sys_self = '${_ble_exec_time_sys_self//$q/$qq}',
exec_time_usr_chld = '${usr_chld//$q/$qq}',
exec_time_sys_chld = '${sys_chld//$q/$qq}'
WHERE session_id = '${session_id//$q/$qq}' AND command_id = $command_id;"
}
function ble/histdb/backup {
local file=$1
ble/bin#freeze-utility-path -n gzip || return 1
local backup=${file%.sqlite3}.backup.sqlite3 q=\' qq=\'\'
if [[ -s $backup.gz ]]; then
# If there is already an up-to-date backup file, we skip the backup.
local ret now
ble/util/time; now=$ret
ble/file#mtime "$backup.gz" || return 1
((now>ret+24*3600)) || return 1
fi
"$_ble_histdb_sqlite3" "$file" \
".timeout $_ble_histdb_timeout" \
"PRAGMA quick_check;" \
".backup '${backup//$q/$qq}'" \
"ATTACH DATABASE '${backup//$q/$qq}' AS backup;
PRAGMA backup.quick_check;" >/dev/null &&
ble/bin/gzip -c "$backup" >| "$backup.gz.part" &&
[[ -s $backup.gz.part ]] &&
ble/bin/mv -f "$backup.gz.part" "$backup.gz" &&
ble/bin/rm -f "$backup"
}
function ble/histdb/unload.hook {
if [[ $_ble_histdb_file ]]; then
local file=$_ble_histdb_file
ble/histdb/sqlite3.close
ble/histdb/backup "$file"
fi
}
# 設定が変化して記録先の history.sqlite3 のパスが変わったら現在のファイルは閉じ
# る。必要になった時に初めて新しいファイルを開く。
function ble/histdb/exec_end.hook {
local ret; ble/histdb/.get-filename
[[ $ret == "$_ble_histdb_file" ]] ||
((${#_ble_edit_exec_lines[@]})) ||
ble/histdb/sqlite3.close
}
blehook exec_register!=ble/histdb/exec_register.hook
blehook POSTEXEC!=ble/histdb/postexec.hook
blehook exec_end!=ble/histdb/exec_end.hook
blehook unload!=ble/histdb/unload.hook
#------------------------------------------------------------------------------
# auto-complete
function ble/complete/auto-complete/source:histdb-history {
local limit=$((bleopt_line_limit_length)) limit_condition=
if ((limit)); then
((limit-=${#_ble_edit_str},limit>0)) || return 1
limit_condition=" AND length(command) <= $limit"
fi
local ret
ble/histdb/escape-for-sqlite-glob "$_ble_edit_str"; local pat=$ret?*
ble/histdb/update-cwd-inode
local inode=$_ble_histdb_exec_cwd_inode
local q=\' qq=\'\'
ble/histdb/sqlite3.request-single-value "
SELECT coalesce(
(SELECT command FROM (SELECT command, max(issue_time) FROM command_history WHERE command GLOB '${pat//$q/$qq}' AND cwd = '${PWD//$q/$qq}$limit_condition')),
${inode:+(SELECT command FROM (SELECT command, max(issue_time) FROM command_history WHERE command GLOB '${pat//$q/$qq}' AND inode = $inode$limit_condition)),}
'');"
[[ $ret == "$_ble_edit_str"?* ]] || return 1
ble/complete/auto-complete/enter h 0 "${ret:${#_ble_edit_str}}" '' "$ret"
}
function ble/complete/auto-complete/source:histdb-word {
local iN=${#_ble_edit_str}
((_ble_edit_ind>0)) || return 1
local limit=$((bleopt_line_limit_length)) limit_condition=
if ((limit)); then
((limit-=iN,limit>0)) || return 1
limit_condition=" AND length(word) <= $limit"
fi
local -a wbegins=()
if ((_ble_edit_ind<iN)); then
# 行中にいる時は現在位置で完結している単語だけを対象にする。
if [[ ${_ble_syntax_tree[_ble_edit_ind-1]} ]]; then
local tree
ble/string#split-words tree "${_ble_syntax_tree[_ble_edit_ind-1]}"
local wtype=${tree[0]} wlen=${tree[1]}
[[ $wtype && ! ${wtype//[0-9]} && wlen -ge 0 ]] &&
ble/array#push wbegins "$((_ble_edit_ind-wlen))"
elif local ret; ble/syntax/completion-context/.search-last-istat "$((_ble_edit_ind-1))"; then
local istat=$ret stat wlen
ble/string#split-words stat "${_ble_syntax_stat[istat]}"
if (((wlen=stat[1])>=0)); then
ble/array#push wbegins "$((istat-wlen))"
elif [[ ${_ble_syntax_bash_command_EndWtype[stat[0]]:-} ]]; then
# 単語の始まりの時 (_ble_syntax_bash_command_EndWtype で判定できるのかは実は非自明)
ble/array#push wbegins "$istat"
fi
fi
else
# 閉じていない入れ子に対する列挙
local -a stat nest tree
ble/string#split-words stat "${_ble_syntax_stat[iN]}"
local wlen tclen
if (((wlen=stat[1])>=0)); then
ble/array#push wbegins "$((iN-wlen))"
elif (((tclen=stat[4])>=0)); then
local wend=$((iN-tclen))
ble/string#split-words tree "${_ble_syntax_tree[wend-1]}"
local wtype=${tree[0]} wlen=${tree[1]}
[[ $wtype && ! ${wtype//[0-9]} && wlen -ge 0 ]] &&
ble/array#push wbegins "$((wend-wlen))"
fi
local inest=$iN nlen=${stat[3]}
while ((nlen>0)); do
((inest-=nlen))
ble/string#split-words nest "${_ble_syntax_nest[inest]}"
(((wlen=nest[1])>=0)) &&
ble/array#push wbegins "$((inest-wlen))"
nlen=${nest[3]}
done
fi
((${#wbegins[@]})) || return 1
local -a sqls=()
local i q=\' qq=\'\'
for i in "${wbegins[@]}"; do
local word=${_ble_edit_str:i:_ble_edit_ind-i}
[[ $word ]] || continue
local ret; ble/histdb/escape-for-sqlite-glob "$word"
local pat=$ret?*
ble/array#push sqls "SELECT '$i:' || word FROM (SELECT word, max(mtime) FROM words WHERE word GLOB '${pat//$q/$qq}'$limit_condition)"
done
((${#sqls[@]})) || return 1
ble/array#reverse sqls
sqls=("${sqls[@]/#/(}") # WA #D1570 checked
sqls=("${sqls[@]/%/)}") # WA #D1570 checked
ble/array#push sqls "''"
IFS=, builtin eval 'local query="select coalesce(${sqls[*]});"'
local ret
ble/histdb/sqlite3.request-single-value "$query" auto || return 1
[[ $ret == *:* ]] || return 1
local index=${ret%%:*} insert=${ret#*:}
if local comps=${_ble_edit_str:index:_ble_edit_ind-index}; [[ $insert == "$comps"* ]]; then
local ins=${insert:_ble_edit_ind-index}
ble/complete/auto-complete/enter c "$_ble_edit_ind" "$ins" "$insert" "$ins" "$ins" ' '
else
ble/complete/auto-complete/enter r "$index" " [$insert] " "$insert" "$insert" "$insert" ' '
fi
}
ble/util/import/eval-after-load core-complete '
ble/array#insert-before _ble_complete_auto_source history histdb-history
ble/array#push _ble_complete_auto_source histdb-word'
[[ $_ble_histdb_keepalive_enabled ]] &&
ble/util/idle.push ble/histdb/sqlite3.open
#------------------------------------------------------------------------------
# ble histdb command
function ble-histdb {
if (($#==0)); then
ble/histdb/sub:query 'select command from command_history;'
elif ble/is-function "ble/histdb/sub:$1"; then
"ble/histdb/sub:$@"
else
builtin printf 'ble-histdb: unknown command "%s"\n' "$1"
return 2
fi
}
# 一般的な補完のフレームワークを作っても良いのではないかという気がしてきたが、
# それは後で。
function ble/cmdinfo/complete:ble-histdb {
if ((comp_cword==1)); then
local ret sub
ble/util/assign-array ret 'compgen -A function -- ble/histdb/sub:'
((${#ret[@]})) || return 0
local cands
for sub in "${ret[@]#ble/histdb/sub:}"; do
if [[ $sub != */* && $sub == "$COMPV"* ]]; then
ble/array#push cands "$sub"
fi
done
if ((${#cands[@]})); then
local "${_ble_complete_yield_varnames[@]/%/=}" # disable=#D1570
ble/complete/cand/yield.initialize word
ble/complete/cand/yield.batch word
fi
fi
}
function ble/histdb/sub:query {
local ret
ble/histdb/.get-filename; local histdb_file=$ret
"$_ble_histdb_sqlite3" "$histdb_file" '.timeout 1000' "$@"
}
#------------------------------------------------------------------------------
function ble/histdb/count2si {
local si
si=('' k M G T P E Z Y R Q)
local count=$1 i
for ((i=0;i<${#si[@]}-1;i++,count/=1000)); do
if ((count<1000)); then
ret=$count${si[i]}
return 0
elif ((count<100000)); then
count=${count%???}.${count:${#count}-3}
ret=${count::4}${si[i+1]}
return 0
fi
done
ret=$count${si[${#si[@]}-1]}
}
# modified ble/contrib/prompt-elapsed/output-sec.ps
function ble/histdb/usec2s {
local usec=${1:-0}
if ((usec<1000)); then
ret=${usec}us
elif ((usec<100000)); then
usec=${usec%???}.${usec:${#usec}-3}
ret=${usec::4}ms
else
ble/histdb/msec2s "$((usec/1000))"
fi
}
function ble/histdb/msec2s {
local msec=${1:-0}
if ((msec<1000)); then
ret=${msec}ms
elif ((msec<100000)); then
msec=${msec%???}.${msec:${#msec}-3}
ret=${msec::4}s
else
ble/histdb/sec2s "$((msec/1000))"
fi
}
function ble/histdb/sec2s {
local sec=${1:-0} min
((min=sec/60,sec%=60))
if ((min<100)); then
ret=${min}m${sec}s
return 0
fi
local hour; ((hour=min/60,min%=60))
if ((hour<100)); then
ret="${hour}h:${min}m:${sec}s"
return 0
fi
local day; ((day=hour/24,hour%=24))
if ((day<365)); then
ret="${day}d-${hour}h:${min}m"
return 0
fi
local year; ((year=day/365,day%=365))
ret="${year}y-${day}d-${hour}h"
return 0
}
#------------------------------------------------------------------------------
# usage: ble histdb stats
bleopt/declare -v histdb_stats_items 'commands unique-commands successful-commands exec-time exec-cpu-time words sessions directories'
function ble/histdb/sub:stats/get-user-name {
ble/bin#has git && ble/util/assign ret '
git config user.name 2>/dev/null
' && [[ $ret ]] && return 0
ble/bin#has getenv && ble/util/assign ret '
getent passwd 2>/dev/null | ble/bin/awk -F : -v UID="$UID" '\''
$3==UID {
sub(/[[:space:]]*[<>].*$/, "", $5);
print $5;
}
'\''
' && [[ $ret ]] && return 0
ret=${USER:-$_ble_base_env_USER}@${HOSTNAME:-$_ble_base_env_HOSTNAME}
}
## @fn ble/histdb/sub:stats/where.check condition
## @param[in] condition
## @var[ref] where
function ble/histdb/sub:stats/where.check {
where="${where:- WHERE}${where:+ AND} $1"
}
## @fn ble/histdb/sub:stats/where.check-datetime column
## @param[in] column
## @var[in] time_beg time_end
## @var[ref] where
function ble/histdb/sub:stats/where.check-datetime {
[[ $time_beg ]] && ble/histdb/sub:stats/where.check "$1 >= $time_beg"
[[ $time_end ]] && ble/histdb/sub:stats/where.check "$1 < $time_end"
}
function ble/histdb/sub:stats/item:commands {
case $1 in
(init)
local where=
ble/histdb/sub:stats/where.check-datetime issue_time
ble/array#push queries "SELECT count(*) FROM command_history$where;" ;;
(get)
ble/array#push names 'Total commands'
local ret
ble/histdb/count2si "$2"
ble/array#push values "$ret" ;;
esac
}
function ble/histdb/sub:stats/item:unique-commands {
case $1 in
(init)
local where=
ble/histdb/sub:stats/where.check-datetime issue_time
ble/array#push queries "SELECT count(*) FROM (SELECT DISTINCT command FROM command_history$where);" ;;
(get)
ble/array#push names 'Total unique commands'
local ret
ble/histdb/count2si "$2"
ble/array#push values "$ret" ;;
esac
}
function ble/histdb/sub:stats/item:successful-commands {
case $1 in
(init)
local where=
ble/histdb/sub:stats/where.check 'status == 0'
ble/histdb/sub:stats/where.check-datetime issue_time
ble/array#push queries "SELECT count(*) FROM (SELECT command FROM command_history$where);" ;;
(get)
ble/array#push names 'Total successful commands'
local ret
ble/histdb/count2si "$2"
ble/array#push values "$ret" ;;
esac
}
function ble/histdb/sub:stats/item:sessions {
case $1 in
(init)
local where=
if [[ $time_end ]]; then
ble/histdb/sub:stats/where.check-datetime start_time
else
ble/histdb/sub:stats/where.check-datetime last_time
fi
ble/array#push queries "SELECT count(*) FROM sessions$where;" ;;
(get)
ble/array#push names 'Total sessions'
local ret
ble/histdb/count2si "$2"
ble/array#push values "$ret" ;;
esac
}
function ble/histdb/sub:stats/item:words {
case $1 in
(init)
local where=
if [[ $time_end ]]; then
ble/histdb/sub:stats/where.check-datetime ctime
else
ble/histdb/sub:stats/where.check-datetime mtime
fi
ble/array#push queries "SELECT count(*) FROM words$where;" ;;
(get)
ble/array#push names 'Total distinct words'
local ret
ble/histdb/count2si "$2"
ble/array#push values "$ret" ;;
esac
}
function ble/histdb/sub:stats/item:directories {
case $1 in
(init)
local where=
ble/histdb/sub:stats/where.check-datetime issue_time
ble/array#push queries "SELECT count(*) FROM (SELECT DISTINCT cwd FROM command_history$where);" ;;
(get)
ble/array#push names 'Total directories'
local ret
ble/histdb/count2si "$2"
ble/array#push values "$ret" ;;
esac
}
function ble/histdb/sub:stats/item:exec-time {
case $1 in
(init)
local where=
ble/histdb/sub:stats/where.check-datetime issue_time
ble/array#push queries "SELECT sum(exec_time) FROM command_history$where;" ;;
(get)
ble/array#push names 'Total execution time'
local ret
ble/histdb/usec2s "$2"
ble/array#push values "$ret" ;;
esac
}
function ble/histdb/sub:stats/item:exec-cpu-time {
case $1 in
(init)
local where=
ble/histdb/sub:stats/where.check-datetime issue_time
ble/array#push queries "SELECT sum(exec_time_usr + exec_time_sys) FROM command_history$where;" ;;
(get)
ble/array#push names 'Total CPU time'
local ret
ble/histdb/msec2s "$2"
ble/array#push values "$ret" ;;
esac
}
function ble/histdb/sub:stats {
local period=${1-}
local time_beg= time_end=
if [[ $period ]]; then
local ret
if ble/string#match "$period" '^([0-9]+)([smhdMy])$'; then
local delta=${BASH_REMATCH[1]}
case ${BASH_REMATCH[2]} in
(m) ((delta*=60)) ;;
(h) ((delta*=3600)) ;;
(d) ((delta*=3600*24)) ;;
(M) ((delta*=3600*24*30)) ;;
(y) ((delta*=3600*24*365)) ;;
esac
ble/util/time
((time_beg=ret-delta))
elif ble/string#match "$period" '^2[0-9]{3}(-(0[1-9]|1[0-2])(-(0[1-9]|[12][0-9]|3[01]))?)?$'; then
local y=${period::4} m=${BASH_REMATCH[2]-} d=${BASH_REMATCH[4]-}
if [[ $d ]]; then
m=${m#0} d=${d#0}
ble/util/mktime "$y-$m-$d 00:00:00"
time_beg=$ret
# Note: we here assume that 01-32 is equivalent to 02-01, etc.
ble/util/mktime "$y-$m-$((d+1)) 00:00:00"
time_end=$ret
elif [[ $m ]]; then
m=${m#0}
ble/util/mktime "$y-$m-01 00:00:00"
time_beg=$ret
ble/util/mktime "$((y+m/12))-$((m%12+1))-01 00:00:00"
time_end=$ret
else
ble/util/mktime "$y-01-01 00:00:00"
time_beg=$ret
ble/util/mktime "$((y+1))-01-01 00:00:00"
time_end=$ret
fi
else
ble/util/print "ble-histdb-stats: unrecognized argument '$period'" 2>/dev/null
return 2
fi
fi
local -a queries=()
local items item
ble/string#split-words items "$bleopt_histdb_stats_items"
for item in "${items[@]}"; do
ble/histdb/sub:stats/item:"$item" init
done
local IFS=$_ble_term_IFS
ble/histdb/sub:query -separator ' ' "${queries[*]}" | {
local result
ble/util/mapfile result
local ret sgr0=$_ble_term_sgr0
ble/color/gspec2sgr 'fg=27,bold'; local sgr1=$ret
ble/histdb/sub:stats/get-user-name
ble/util/print "$sgr1$ret's Shell Stats${period:+ ($period)}$sgr0"
local -a names=() values=()
local i=0
for item in "${items[@]}"; do
ble/histdb/sub:stats/item:"$item" get "${result[i++]}"
done
local name max_name_width=0
for name in "${names[@]}"; do
local w=$((${#name}+1))
((max_name_width<w)) && ((max_name_width=w))
done
ble/color/gspec2sgr 'bold'; local sgr2=$ret
for i in "${!names[@]}"; do
builtin printf ' %s%-*s %s%s\n' "$sgr2" "$max_name_width" "${names[i]}:" "${values[i]}" "$sgr0"
done
}
}
#------------------------------------------------------------------------------
# lib: ble/getopts
## @fn ble/getopts/scan-definition type script
## @param[in] type
## Specify the type of
##
## @fn[opt] ble/getopts/scan-definition:TYPE/label
## @fn[opt] ble/getopts/scan-definition:TYPE/flag
## @fn[opt] ble/getopts/scan-definition:TYPE/option
##
## @param[in] script
## Define the command-line interface by calling label:, flag:, and option:
##
_ble_getopts_definition_headers=(label flag option arguments)
function ble/getopts/scan-definition {
local type=$1 def=$2 header fn
for header in "${_ble_getopts_definition_headers[@]}"; do
fn=ble/getopts/scan-definition:$type/$header
if ble/is-function "$fn"; then
ble/function#push "$header" "$fn \"\$@\""
else
ble/function#push "$header" '((1))'
fi
ble/function#push "$header" "$fn \"\$@\""
done
builtin eval -- "$def"
for header in "${_ble_getopts_definition_headers[@]}"; do
ble/function#pop "$header"
done
}