slitaz-base-files annotate rootfs/lib/libtaz.sh @ rev 175
Update colorize to handle args easier
author | Christian Mesh <meshca@clarkson.edu> |
---|---|
date | Sat May 19 03:35:25 2012 -0500 (2012-05-19) |
parents | 159284129417 |
children | c09b461ada93 |
rev | line source |
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pankso@125 | 1 #!/bin/sh |
pankso@125 | 2 # |
pankso@125 | 3 # SliTaz Base functions used from boot scripts to end user tools. Use |
pankso@125 | 4 # gettext and not echo for messages. Keep output suitable for GTK boxes |
pankso@125 | 5 # and Ncurses dialog. LibTaz should not depend on any configuration file. |
paul@166 | 6 # No bloated code here, functions must be used by at least 3-4 tools. |
pankso@139 | 7 # |
pankso@139 | 8 # Documentation: man libtaz or /usr/share/doc/slitaz/libtaz.txt |
pankso@125 | 9 # |
pankso@125 | 10 # Copyright (C) 2012 SliTaz GNU/Linux - BSD License |
pankso@125 | 11 # |
pankso@125 | 12 |
pankso@125 | 13 # Internationalization. |
pankso@125 | 14 . /usr/bin/gettext.sh |
pankso@125 | 15 TEXTDOMAIN='slitaz-base' |
pankso@125 | 16 export TEXTDOMAIN |
pankso@125 | 17 |
pankso@125 | 18 # Internal variables. |
pankso@125 | 19 okmsg="$(gettext "Done")" |
pankso@125 | 20 ermsg="$(gettext "Failed")" |
pankso@174 | 21 : ${okcolor=32} |
pankso@174 | 22 : ${ercolor=31} |
pankso@174 | 23 : ${decolor=36} |
pankso@125 | 24 |
pankso@137 | 25 # Parse cmdline options and store values in a variable. |
pankso@125 | 26 for opt in "$@" |
pankso@125 | 27 do |
pankso@125 | 28 case "$opt" in |
pankso@137 | 29 --*=*) export ${opt#--} ;; |
pankso@137 | 30 --*) export ${opt#--}="yes" ;; |
pankso@125 | 31 esac |
pankso@125 | 32 done |
pankso@131 | 33 [ "$HTTP_REFERER" ] && output="html" |
pankso@125 | 34 |
pankso@125 | 35 # Return command status. Default to colored console output. |
pankso@125 | 36 status() { |
pankso@125 | 37 local check=$? |
pankso@131 | 38 case $output in |
pankso@161 | 39 raw|gtk) |
pankso@161 | 40 done=" $okmsg" |
pankso@131 | 41 error=" $ermsg" ;; |
pankso@131 | 42 html) |
pankso@167 | 43 done=" <span style='color: $okcolor;'>$okmsg</span>" |
pankso@167 | 44 error=" <span style='color: $ercolor;'>$ermsg</span>" ;; |
pankso@136 | 45 *) |
pankso@141 | 46 cols=$(stty -a -F /dev/tty | head -n 1 | cut -d ";" -f 3 | awk '{print $2}') |
pankso@131 | 47 local scol=$(($cols - 10)) |
pankso@131 | 48 done="\\033[${scol}G[ \\033[1;${okcolor}m${okmsg}\\033[0;39m ]" |
pankso@131 | 49 error="\\033[${scol}G[ \\033[1;${ercolor}m${ermsg}\\033[0;39m ]" ;; |
pankso@131 | 50 esac |
pankso@125 | 51 if [ $check = 0 ]; then |
pankso@125 | 52 echo -e "$done" |
pankso@125 | 53 else |
pankso@125 | 54 echo -e "$error" |
pankso@125 | 55 fi |
pankso@125 | 56 } |
pankso@125 | 57 |
pankso@125 | 58 # Line separator. |
pankso@125 | 59 separator() { |
pankso@132 | 60 local sepchar="=" |
pankso@132 | 61 [ "$HTTP_REFERER" ] && local sepchar="<hr />" |
pankso@132 | 62 case $output in |
pankso@132 | 63 raw|gtk) local sepchar="-" && local cols="8" ;; |
pankso@132 | 64 html) local sepchar="<hr />" ;; |
pankso@141 | 65 *) local cols=$(stty -a -F /dev/tty | head -n 1 | cut -d ";" -f 3 | awk '{print $2}') ;; |
pankso@132 | 66 esac |
pankso@125 | 67 for c in $(seq 1 $cols); do |
pankso@131 | 68 echo -n "$sepchar" |
pankso@125 | 69 done && echo "" |
pankso@125 | 70 } |
pankso@125 | 71 |
pankso@164 | 72 # New line for echo -n or gettext. |
pankso@164 | 73 newline() { |
pankso@164 | 74 echo "" |
pankso@164 | 75 } |
pankso@164 | 76 |
pankso@125 | 77 # Display a bold message. GTK Yad: Works only in --text="" |
pankso@125 | 78 boldify() { |
pankso@125 | 79 case $output in |
meshca@149 | 80 raw) echo "$@" ;; |
meshca@149 | 81 gtk) echo "<b>$@</b>" ;; |
meshca@149 | 82 html) echo "<strong>$@</strong>" ;; |
meshca@149 | 83 *) echo -e "\\033[1m$@\\033[0m" ;; |
pankso@125 | 84 esac |
pankso@125 | 85 } |
pankso@125 | 86 |
pankso@167 | 87 # Usage: colorize "Message" colorNB or use --color=NB option |
pankso@167 | 88 # when running a tool. Default to white/38 and no html or gtk. |
pankso@167 | 89 colorize() { |
meshca@175 | 90 : ${color=$1} |
meshca@175 | 91 shift |
meshca@175 | 92 local content="$@" |
pankso@167 | 93 case $output in |
meshca@175 | 94 raw|gtk|html) echo "$content" ;; |
pankso@167 | 95 *) |
pankso@168 | 96 [ "$color" ] || color=38 |
meshca@175 | 97 echo -e "\\033[1;${color}m${content}\\033[0;39m" ;; |
pankso@167 | 98 esac |
pankso@167 | 99 unset color |
pankso@167 | 100 } |
pankso@167 | 101 |
pankso@174 | 102 # Indent text $1 spaces. |
pankso@161 | 103 indent() { |
meshca@158 | 104 local in="$1" |
meshca@158 | 105 shift |
pankso@161 | 106 echo -e "\033["$in"G $@"; |
meshca@158 | 107 } |
meshca@158 | 108 |
pankso@125 | 109 # Check if user is logged as root. |
pankso@125 | 110 check_root() { |
pankso@125 | 111 if [ $(id -u) != 0 ]; then |
pankso@125 | 112 gettext "You must be root to execute:" && echo " $(basename $0) $@" |
pankso@125 | 113 exit 1 |
pankso@125 | 114 fi |
pankso@125 | 115 } |
meshca@158 | 116 |
pankso@174 | 117 # Display debug info when --debug is used. |
meshca@169 | 118 debug() { |
pankso@174 | 119 [ "$debug" ] && echo "$(colorize "DEBUG:" $decolor) $1" |
meshca@169 | 120 } |
meshca@169 | 121 |
pankso@161 | 122 # Gettextize yes/no. |
meshca@158 | 123 translate_query() { |
meshca@158 | 124 case $1 in |
meshca@158 | 125 y) gettext "y" ;; |
meshca@158 | 126 Y) gettext "Y" ;; |
meshca@158 | 127 n) gettext "n" ;; |
meshca@158 | 128 N) gettext "N" ;; |
meshca@158 | 129 # Support other cases but keep them untranslated. |
meshca@158 | 130 *) echo "$1" ;; |
meshca@158 | 131 esac |
meshca@158 | 132 } |
meshca@160 | 133 |
pankso@161 | 134 # Usage: echo -n "The question" && confirm |
pankso@161 | 135 confirm() { |
pankso@161 | 136 [ "$yes" ] && true |
pankso@161 | 137 echo -n " ($(translate_query y)/$(translate_query N)) ? " |
pankso@161 | 138 read answer |
pankso@161 | 139 [ "$answer" == "$(translate_query y)" ] |
meshca@160 | 140 } |
pankso@161 | 141 |
pankso@164 | 142 # Log activities. $activity should be set by the script. The log format |
pankso@164 | 143 # is suitable for web interfaces like cook. Usage: log "String" |
pankso@162 | 144 log() { |
pankso@163 | 145 [ "$activity" ] || activity=/var/log/slitaz/libtaz.log |
pankso@164 | 146 echo "$(date '+%Y-%m-%d %H:%M') : $@" >> $activity |
pankso@162 | 147 } |