slitaz-base-files annotate rootfs/lib/libtaz.sh @ rev 276

libtaz.sh: fix last commit (again) thanks Pascal
author Aleksej Bobylev <al.bobylev@gmail.com>
date Thu Jun 18 19:58:55 2015 +0300 (2015-06-18)
parents 3ce00b87e88e
children c3e5c8e74be3
rev   line source
pankso@125 1 #!/bin/sh
pankso@125 2 #
al@270 3 # SliTaz Base functions.
al@270 4 # Documentation: `man libtaz` or /usr/share/doc/slitaz/libtaz.txt
pankso@139 5 #
al@270 6 # Copyright (C) 2012-2015 SliTaz GNU/Linux - BSD License
pankso@125 7 #
pankso@125 8
pankso@125 9 . /usr/bin/gettext.sh
al@177 10
al@270 11 # Internal
al@219 12 lgettext() { gettext -d 'slitaz-base' "$@"; }
al@270 13 translate_query() {
al@270 14 case $1 in
al@270 15 y) lgettext "y";;
al@270 16 Y) lgettext "Y";;
al@270 17 n) lgettext "n";;
al@270 18 N) lgettext "N";;
al@270 19 # Support other cases but keep them untranslated.
al@270 20 *) echo "$1" ;;
al@270 21 esac
al@270 22 }
al@177 23 okmsg="$(lgettext 'Done')"
al@177 24 ermsg="$(lgettext 'Failed')"
pankso@174 25 : ${okcolor=32}
pankso@174 26 : ${ercolor=31}
pankso@174 27 : ${decolor=36}
pankso@125 28
pankso@137 29 # Parse cmdline options and store values in a variable.
al@270 30 for opt in "$@"; do
al@276 31 case "$opt" in
al@276 32 --*)
al@276 33 opt_name="${opt%%=*}"; opt_name="$(echo -n "${opt_name#--}" | tr -c 'a-zA-Z0-9' '_')"
al@276 34 case "$opt_name" in
al@276 35 [0-9]*) opt_name="_$opt_name";;
al@276 36 esac
al@276 37 opt_value="${opt#--}="; opt_value="${opt_value#*=}"; opt_value="${opt_value%=}"
al@276 38 export "$opt_name=${opt_value:-yes}"
al@276 39 ;;
pankso@125 40 esac
pankso@125 41 done
al@270 42 [ "$HTTP_REFERER" ] && output='html'
al@270 43
al@270 44
al@270 45
al@270 46
al@270 47 # i18n functions
al@270 48 _() { local T="$1"; shift; printf "$(eval_gettext "$T")" "$@"; echo; }
al@270 49 _n() { local T="$1"; shift; printf "$(eval_gettext "$T")" "$@"; }
al@271 50 _p() { local S="$1" P="$2" N="$3"; shift 3; printf "$(ngettext "$S" "$P" "$N")" "$@"; }
pankso@125 51
pankso@187 52 # Get terminal columns
al@270 53 get_cols() { stty size 2>/dev/null | busybox cut -d' ' -f2; }
pankso@187 54
al@270 55 # Last command status
pankso@125 56 status() {
pankso@125 57 local check=$?
pankso@131 58 case $output in
pankso@161 59 raw|gtk)
al@270 60 done=" $okmsg"
al@270 61 error=" $ermsg";;
pankso@131 62 html)
al@270 63 done=" <span class=\"float-right color$okcolor\">$okmsg</span>"
al@270 64 error=" <span class=\"float-right color$ercolor\">$ermsg</span>";;
pankso@136 65 *)
pankso@187 66 local cols=$(get_cols)
al@270 67 local scol=$((${cols:-80} - 10))
al@270 68 done="\\033[${scol}G[ \\033[1;${okcolor}m${okmsg}\\033[0;39m ]"
al@270 69 error="\\033[${scol}G[ \\033[1;${ercolor}m${ermsg}\\033[0;39m ]";;
pankso@131 70 esac
al@270 71 case $check in
al@270 72 0) echo -e "$done";;
al@270 73 *) echo -e "$error";;
al@270 74 esac
pankso@125 75 }
pankso@125 76
al@270 77 # Line separator
pankso@125 78 separator() {
pankso@132 79 case $output in
al@270 80 raw|gtk) echo '--------';;
al@270 81 html) echo -n '<hr/>';;
pankso@187 82 *)
pankso@187 83 local cols=$(get_cols)
al@270 84 printf "%${cols:-80}s\n" | tr ' ' "${1:-=}";;
pankso@132 85 esac
pankso@125 86 }
pankso@125 87
al@270 88 # New line
al@270 89 newline() { echo; }
pankso@164 90
al@270 91 # Display a bold message
pankso@125 92 boldify() {
pankso@125 93 case $output in
al@258 94 raw) echo "$@" ;;
al@258 95 gtk) echo "<b>$@</b>" ;;
meshca@149 96 html) echo "<strong>$@</strong>" ;;
meshca@149 97 *) echo -e "\\033[1m$@\\033[0m" ;;
pankso@125 98 esac
pankso@125 99 }
pankso@125 100
al@270 101 # Colorize message
pankso@167 102 colorize() {
meshca@175 103 : ${color=$1}
meshca@175 104 shift
pankso@167 105 case $output in
al@270 106 raw|gtk) echo "$@";;
al@270 107 html) echo -n "<span class=\"color$color\">$@</span>";;
al@270 108 *) echo -e "\\033[1;${color:-38}m$@\\033[0;39m" ;;
pankso@167 109 esac
pankso@167 110 unset color
pankso@167 111 }
pankso@167 112
al@270 113 # Indent text
pankso@161 114 indent() {
meshca@158 115 local in="$1"
meshca@158 116 shift
pankso@161 117 echo -e "\033["$in"G $@";
meshca@158 118 }
meshca@158 119
al@193 120 # Extended MeSsaGe output
al@193 121 emsg() {
al@193 122 local sep="\n--------\n"
al@193 123 case $output in
al@193 124 raw)
al@193 125 echo "$@" | sed -e 's|<b>||g; s|</b>||g; s|<c [0-9]*>||g; \
al@193 126 s|</c>||g; s|<->|'$sep'|g; s|<n>|\n|g; s|<i [0-9]*>| |g' ;;
al@193 127 gtk)
al@193 128 echo "$@" | sed -e 's|<c [0-9]*>||g; s|</c>||g; s|<->|'$sep'|g; \
al@193 129 s|<n>|\n|g; s|<i [0-9]*>| |g' ;;
al@193 130 html)
al@193 131 echo "$@" | sed -e 's|<b>|<strong>|g; s|</b>|</strong>|g; \
al@270 132 s|<c \([0-9]*\)>|<span class="color\1">|g; s|</c>|</span>|g; \
al@193 133 s|<n>|<br/>|g; s|<->|<hr/>|g; s|<i [0-9]*>| |g' ;;
al@193 134 *)
al@193 135 local sep="\n"
al@193 136 local cols=$(get_cols)
al@193 137 [ "$cols" ] || cols=80
al@258 138 for c in $(seq 1 $cols); do
al@193 139 sep="${sep}="
al@193 140 done
al@265 141 echo -en "$(echo "$@" | sed -e 's|<b>|\\033[1m|g; s|</b>|\\033[0m|g;
al@265 142 s|<c \([0-9]*\)>|\\033[1;\1m|g; s|</c>|\\033[0;39m|g; s|<n>|\n|g;
al@193 143 s|<->|'$sep'|g; s|<i \([0-9]*\)>|\\033[\1G|g')"
al@193 144 [ "$1" != "-n" ] && echo
al@193 145 ;;
al@193 146 esac
al@193 147 }
al@193 148
al@270 149 # Check if user is logged as root
pankso@125 150 check_root() {
pankso@125 151 if [ $(id -u) != 0 ]; then
al@258 152 lgettext "You must be root to execute:"; echo " $(basename $0) $@"
pankso@125 153 exit 1
pankso@125 154 fi
pankso@125 155 }
meshca@158 156
pankso@174 157 # Display debug info when --debug is used.
meshca@169 158 debug() {
al@270 159 [ -n "$debug" ] && echo "$(colorize $decolor 'DEBUG:') $1"
meshca@169 160 }
meshca@169 161
al@270 162 # Confirmation
pankso@161 163 confirm() {
al@260 164 if [ -n "$yes" ]; then
al@260 165 true
al@260 166 else
al@260 167 if [ -n "$1" ]; then
al@260 168 echo -n "$1 "
al@260 169 else
al@260 170 echo -n " ($(translate_query y)/$(translate_query N)) ? "
al@260 171 fi
al@260 172 read answer
al@260 173 [ "$answer" == "$(translate_query y)" ]
al@260 174 fi
meshca@160 175 }
pankso@161 176
al@270 177 # Log activities
pankso@162 178 log() {
al@271 179 echo "$(date '+%F %R') : $@" >> ${activity:-/var/log/slitaz/libtaz.log}
pankso@162 180 }
al@221 181
al@270 182 # Print two-column list of options with descriptions
al@221 183 optlist() {
al@221 184 local in cols col1=1 line
al@221 185 in="$(echo "$1" | sed 's| *| |g')"
al@221 186 cols=$(get_cols); [ "$cols" ] || cols=80
al@258 187 IFS=$'\n'
al@221 188 for line in $in; do
al@221 189 col=$(echo -n "$line" | cut -f1 | wc -m)
al@221 190 [ $col -gt $col1 ] && col1=$col
al@221 191 done
al@221 192 echo "$in" | sed 's|\t|&\n|' | fold -sw$((cols - col1 - 4)) | \
al@221 193 sed "/\t/!{s|^.*$|[$((col1 + 4))G&|g}" | sed "/\t$/{N;s|.*| &|;s|\t\n||}"
al@221 194 }
al@221 195
al@221 196 # Wrap words in long terminal message
al@221 197 longline() {
al@270 198 cols=$(get_cols)
al@270 199 echo -e "$@" | fold -sw${cols:-80}
al@221 200 }
al@271 201
al@271 202 # Print localized title
al@271 203 title() {
al@271 204 case $output in
al@271 205 html) echo "<section><header>$(_ "$@")</header><pre class=\"scroll\">";;
al@271 206 *) newline; boldify "$(_ "$@")"; separator;;
al@271 207 esac
al@271 208 }
al@271 209
al@271 210 # Print footer
al@271 211 footer() {
al@271 212 case $output in
al@271 213 html) echo "</pre><footer>$1</footer></section>";;
al@271 214 *) separator; echo "$1"; [ -n "$1" ] && newline;;
al@271 215 esac
al@271 216 }
al@271 217
al@271 218 # Print current action
al@271 219 action() {
al@271 220 case $output in
al@271 221 raw|gtk|html) _n "$@";;
al@271 222 *) echo -ne "\033[0;33m"$(_ "$@")"\033[0m";;
al@271 223 esac
al@271 224 }
al@271 225
al@271 226 # Print long line as list item
al@271 227 itemize() {
al@271 228 local inp="$@" cols=$(get_cols) first offset
al@271 229 cols="${cols:-80}"
al@271 230 first="$(echo -e "$inp" | fold -sw$cols | head -n1)"
al@271 231 echo "$first"
al@271 232 cols1="$(echo "${first:1}" | wc -c)"
al@271 233 offset=$(echo "$first" | sed -n 's|^\([^:\*-]*[:\*-]\).*$|\1|p' | wc -m)
al@271 234 echo "${inp:$cols1}" | fold -sw$((cols - offset)) | awk \
al@271 235 '($0){printf "%'$offset's%s\n","",$0}'
al@271 236 }