slitaz-base-files annotate rootfs/lib/libtaz.sh @ rev 287
libtaz.sh: change pair of functions: action(), status() to best look in textual logs and in gtk boxes
author | Aleksej Bobylev <al.bobylev@gmail.com> |
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date | Sat Nov 21 17:50:14 2015 +0200 (2015-11-21) |
parents | f894c64b5e7c |
children | 973c3b2ecc5a |
rev | line source |
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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@279 | 10 alias sed="busybox sed" |
al@177 | 11 |
al@270 | 12 # Internal |
al@219 | 13 lgettext() { gettext -d 'slitaz-base' "$@"; } |
al@270 | 14 translate_query() { |
al@270 | 15 case $1 in |
al@270 | 16 y) lgettext "y";; |
al@270 | 17 Y) lgettext "Y";; |
al@270 | 18 n) lgettext "n";; |
al@270 | 19 N) lgettext "N";; |
al@270 | 20 # Support other cases but keep them untranslated. |
al@270 | 21 *) echo "$1" ;; |
al@270 | 22 esac |
al@270 | 23 } |
al@177 | 24 okmsg="$(lgettext 'Done')" |
al@177 | 25 ermsg="$(lgettext 'Failed')" |
pankso@174 | 26 : ${okcolor=32} |
pankso@174 | 27 : ${ercolor=31} |
pankso@174 | 28 : ${decolor=36} |
pankso@125 | 29 |
pankso@137 | 30 # Parse cmdline options and store values in a variable. |
al@270 | 31 for opt in "$@"; do |
al@278 | 32 opt_name="${opt%%=*}"; opt_name="$(echo -n "${opt_name#--}" | tr -c 'a-zA-Z0-9' '_')" |
al@276 | 33 case "$opt" in |
al@278 | 34 --[0-9]*=*) export _$opt_name="${opt#*=}" ;; |
al@278 | 35 --[0-9]*) export _$opt_name=yes ;; |
al@278 | 36 --*=*) export $opt_name="${opt#*=}" ;; |
al@278 | 37 --*) export $opt_name=yes ;; |
pankso@125 | 38 esac |
pankso@125 | 39 done |
al@270 | 40 [ "$HTTP_REFERER" ] && output='html' |
al@270 | 41 |
al@270 | 42 |
al@270 | 43 |
al@270 | 44 |
al@270 | 45 # i18n functions |
al@270 | 46 _() { local T="$1"; shift; printf "$(eval_gettext "$T")" "$@"; echo; } |
al@270 | 47 _n() { local T="$1"; shift; printf "$(eval_gettext "$T")" "$@"; } |
al@271 | 48 _p() { local S="$1" P="$2" N="$3"; shift 3; printf "$(ngettext "$S" "$P" "$N")" "$@"; } |
pankso@125 | 49 |
pankso@187 | 50 # Get terminal columns |
al@270 | 51 get_cols() { stty size 2>/dev/null | busybox cut -d' ' -f2; } |
pankso@187 | 52 |
al@270 | 53 # Last command status |
pankso@125 | 54 status() { |
pankso@125 | 55 local check=$? |
pankso@131 | 56 case $output in |
pankso@161 | 57 raw|gtk) |
al@270 | 58 done=" $okmsg" |
al@270 | 59 error=" $ermsg";; |
pankso@131 | 60 html) |
al@270 | 61 done=" <span class=\"float-right color$okcolor\">$okmsg</span>" |
al@270 | 62 error=" <span class=\"float-right color$ercolor\">$ermsg</span>";; |
pankso@136 | 63 *) |
al@287 | 64 done="[ \\033[1;${okcolor}m${okmsg}\\033[0;39m ]" |
al@287 | 65 error="[ \\033[1;${ercolor}m${ermsg}\\033[0;39m ]";; |
pankso@131 | 66 esac |
al@270 | 67 case $check in |
al@270 | 68 0) echo -e "$done";; |
al@270 | 69 *) echo -e "$error";; |
al@270 | 70 esac |
pankso@125 | 71 } |
pankso@125 | 72 |
al@270 | 73 # Line separator |
pankso@125 | 74 separator() { |
pankso@132 | 75 case $output in |
al@270 | 76 raw|gtk) echo '--------';; |
al@270 | 77 html) echo -n '<hr/>';; |
pankso@187 | 78 *) |
pankso@187 | 79 local cols=$(get_cols) |
al@270 | 80 printf "%${cols:-80}s\n" | tr ' ' "${1:-=}";; |
pankso@132 | 81 esac |
pankso@125 | 82 } |
pankso@125 | 83 |
al@270 | 84 # New line |
al@270 | 85 newline() { echo; } |
pankso@164 | 86 |
al@270 | 87 # Display a bold message |
pankso@125 | 88 boldify() { |
pankso@125 | 89 case $output in |
al@258 | 90 raw) echo "$@" ;; |
al@258 | 91 gtk) echo "<b>$@</b>" ;; |
meshca@149 | 92 html) echo "<strong>$@</strong>" ;; |
meshca@149 | 93 *) echo -e "\\033[1m$@\\033[0m" ;; |
pankso@125 | 94 esac |
pankso@125 | 95 } |
pankso@125 | 96 |
al@270 | 97 # Colorize message |
pankso@167 | 98 colorize() { |
meshca@175 | 99 : ${color=$1} |
meshca@175 | 100 shift |
pankso@167 | 101 case $output in |
al@270 | 102 raw|gtk) echo "$@";; |
al@270 | 103 html) echo -n "<span class=\"color$color\">$@</span>";; |
al@279 | 104 *) case $color in |
al@279 | 105 0*) echo -e "\\033[${color:-38}m$@\\033[39m";; |
al@279 | 106 *) echo -e "\\033[1;${color:-38}m$@\\033[0;39m";; |
al@279 | 107 esac;; |
pankso@167 | 108 esac |
pankso@167 | 109 unset color |
pankso@167 | 110 } |
pankso@167 | 111 |
al@270 | 112 # Indent text |
pankso@161 | 113 indent() { |
meshca@158 | 114 local in="$1" |
meshca@158 | 115 shift |
pankso@161 | 116 echo -e "\033["$in"G $@"; |
meshca@158 | 117 } |
meshca@158 | 118 |
al@193 | 119 # Extended MeSsaGe output |
al@193 | 120 emsg() { |
al@193 | 121 local sep="\n--------\n" |
al@193 | 122 case $output in |
al@193 | 123 raw) |
al@193 | 124 echo "$@" | sed -e 's|<b>||g; s|</b>||g; s|<c [0-9]*>||g; \ |
al@193 | 125 s|</c>||g; s|<->|'$sep'|g; s|<n>|\n|g; s|<i [0-9]*>| |g' ;; |
al@193 | 126 gtk) |
al@193 | 127 echo "$@" | sed -e 's|<c [0-9]*>||g; s|</c>||g; s|<->|'$sep'|g; \ |
al@193 | 128 s|<n>|\n|g; s|<i [0-9]*>| |g' ;; |
al@193 | 129 html) |
al@193 | 130 echo "$@" | sed -e 's|<b>|<strong>|g; s|</b>|</strong>|g; \ |
al@270 | 131 s|<c \([0-9]*\)>|<span class="color\1">|g; s|</c>|</span>|g; \ |
al@193 | 132 s|<n>|<br/>|g; s|<->|<hr/>|g; s|<i [0-9]*>| |g' ;; |
al@193 | 133 *) |
al@193 | 134 local sep="\n" |
al@193 | 135 local cols=$(get_cols) |
al@193 | 136 [ "$cols" ] || cols=80 |
al@258 | 137 for c in $(seq 1 $cols); do |
al@193 | 138 sep="${sep}=" |
al@193 | 139 done |
al@265 | 140 echo -en "$(echo "$@" | sed -e 's|<b>|\\033[1m|g; s|</b>|\\033[0m|g; |
al@279 | 141 s|<c 0\([0-9]*\)>|\\033[\1m|g; s|<c \([1-9][0-9]*\)>|\\033[1;\1m|g; |
al@279 | 142 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 "$1" ] && newline;; |
al@271 | 215 esac |
al@271 | 216 } |
al@271 | 217 |
al@271 | 218 # Print current action |
al@271 | 219 action() { |
al@287 | 220 local w cols scol msg chars padding |
al@287 | 221 w=$(_ 'w'); w=${w/w/10} |
al@287 | 222 cols=$(get_cols); cols=${cols:-80}; scol=$(( $cols - $w )) |
al@287 | 223 msg="$(_n "$@" | fold -sw$scol)" |
al@287 | 224 chars=$(echo -n "$msg" | tail -n1 | wc -m); padding=$(( $scol - $chars )) |
al@287 | 225 msg="$(printf '%s%'$padding's' "$msg" "")" |
al@287 | 226 |
al@271 | 227 case $output in |
al@287 | 228 raw|gtk|html) echo -n "$msg";; |
al@287 | 229 *) echo -ne "\033[0;33m$msg\033[0m";; |
al@271 | 230 esac |
al@271 | 231 } |
al@271 | 232 |
al@271 | 233 # Print long line as list item |
al@271 | 234 itemize() { |
al@283 | 235 case $output in |
al@283 | 236 gtk) echo "$@";; |
al@283 | 237 *) |
al@283 | 238 local inp="$@" cols=$(get_cols) first offset |
al@283 | 239 cols="${cols:-80}" |
al@283 | 240 first="$(echo -e "$inp" | fold -sw$cols | head -n1)" |
al@283 | 241 echo "$first" |
al@283 | 242 cols1="$(echo "${first:1}" | wc -c)" |
al@283 | 243 offset=$(echo "$first" | sed -n 's|^\([^:\*-]*[:\*-]\).*$|\1|p' | wc -m) |
al@283 | 244 echo "${inp:$cols1}" | fold -sw$((cols - offset)) | awk \ |
al@283 | 245 '($0){printf "%'$offset's%s\n","",$0}' |
al@283 | 246 ;; |
al@283 | 247 esac |
al@271 | 248 } |