From 05e95cfbcad5965df5dc2c7e98784ebb03ceed61 Mon Sep 17 00:00:00 2001 From: Dieter Plaetinck Date: Wed, 10 Mar 2010 22:24:49 +0100 Subject: migrate everything to new approach where lib-ui.sh contains just some aif-specific things. all the generic UI stuff is now a separate project called libui-sh --- src/core/libs/lib-ui.sh | 633 +----------------------------------------------- 1 file changed, 11 insertions(+), 622 deletions(-) (limited to 'src/core/libs/lib-ui.sh') diff --git a/src/core/libs/lib-ui.sh b/src/core/libs/lib-ui.sh index efb38ff..0d2da20 100644 --- a/src/core/libs/lib-ui.sh +++ b/src/core/libs/lib-ui.sh @@ -1,116 +1,22 @@ #!/bin/bash # Note that $var_UI_TYPE may not be set here. especially if being loaded in the "early bootstrap" phase -# TODO: implement 'retry until user does it correctly' everywhere -# TODO: at some places we should check if $1 etc is only 1 word because we often depend on that -# TODO: standardize. eg everything $1= question/title, $2=default. also default should probably be 'no' for no default everywhere -# TODO: figure out something to make dia windows always big enough, yet fit nicely in the terminal +source /usr/lib/lib-ui.sh - -# Taken from setup. -DIA_MENU_TEXT="Use the UP and DOWN arrows to navigate menus. Use TAB to switch between buttons and ENTER to select." -DIA_SUCCESSIVE_ITEMS=$RUNTIME_DIR/aif-dia-successive-items - - -# get keymap/font (maybe configured by aif allready in another process or even in another shell) -# otherwise, take default keymap and consolefont as configured in /etc/rc.conf. can be overridden -# Note that the vars in /etc/rc.conf can also be empty! -[ -e $RUNTIME_DIR/aif-keymap ] && var_KEYMAP=` cat $RUNTIME_DIR/aif-keymap` -[ -e $RUNTIME_DIR/aif-consolefont ] && var_CONSOLEFONT=`cat $RUNTIME_DIR/aif-consolefont` -[ -z "$var_KEYMAP" ] && source /etc/rc.conf && var_KEYMAP=$KEYMAP -[ -z "$var_CONSOLEFONT" ] && source /etc/rc.conf && var_CONSOLEFONT=$CONSOLEFONT - - - -### Functions that your code can use. Cli/dialog mode is fully transparant. This library takes care of it ### - - - -# display error message and die -# Do not call other functions like debug, notify, .. here because that might cause loops! -die_error () -{ - echo "ERROR: $@" >&2 - exit 2 -} - - -# display warning message -# $1 title -# $2 item to show -# $3 type of item. msg or text if it's a file. (optional. defaults to msg) -show_warning () -{ - [ -z "$1" ] && die_error "show_warning needs a title" - [ -z "$2" ] && die_error "show_warning needs an item to show" - [ -n "$3" -a "$3" != msg -a "$3" != text ] && die_error "show_warning \$3 must be text or msg" - type=msg - [ -n "$3" ] && type=$3 - debug 'UI' "show_warning '$1': $2 ($type)" - [ `type -t _${var_UI_TYPE}_show_warning` == function ] || die_error "_${var_UI_TYPE}_show_warning is not a function" - _${var_UI_TYPE}_show_warning "$1" "$2" $type -} - - -#notify user -notify () -{ - debug 'UI' "notify: $@" - [ `type -t _${var_UI_TYPE}_notify` == function ] || die_error "_${var_UI_TYPE}_notify is not a function" - _${var_UI_TYPE}_notify "$@" -} - - -# like notify, but user does not need to confirm explicitly when in dia mode -# $1 str -# $2 0/ this infofy call is part of a successive list of things (eg repeat previous things, keep adding items to a list) (only needed for dia, cli does this by design). -# You can keep several "lists of successive things" by grouping them with -# this is somewhat similar to follow_progress. Note that this list isn't cleared unless you set $3 to 1. default 0. (optional). -# $3 0/1 this is the last one of the group of several things (eg clear buffer). default 0. (optional) -infofy () #TODO: when using successive things, the screen can become full and you only see the old stuff, not the new -{ - successive=${2:-0} - succ_last=${3:-0} - debug 'UI' "infofy: $1" - [ `type -t _${var_UI_TYPE}_infofy` == function ] || die_error "_${var_UI_TYPE}_infofy is not a function" - _${var_UI_TYPE}_infofy "$1" $successive $succ_last -} - -# logging of stuff -log () -{ - mkdir -p $LOG_DIR || die_error "Cannot create log directory" - str="[LOG] `date +"%Y-%m-%d %H:%M:%S"` $@" - echo -e "$str" > $LOG || die_error "Cannot log $str to $LOG" - - [ "$LOG_TO_FILE" = 1 ] && ( echo -e "$str" >> $LOGFILE || die_error "Cannot log $str to $LOGFILE" ) -} - - -# $1 = one or more categories (separated by spaces) from: MAIN, PROCEDURE, UI, UI-INTERACTIVE, FS, MISC, NETWORK, PACMAN, SOFTWARE -# You should always at least specify where you are (main, procedure or the name of the lib) and optionally further specification: eg in a ui function that works with pacman. -# This is very useful in ui-interactive where we always work with something else. -# $2 = string to log -debug () +# mandatory to call me when you want to use me. call me again after setting $var_UI_TYPE +ui_init () { - valid_cats=(MAIN PROCEDURE UI UI-INTERACTIVE FS MISC NETWORK PACMAN SOFTWARE) - for cat in $1 - do - check_is_in $cat "${valid_cats[@]}" || die_error "debug \$1 contains a value ($cat) which is not a valid debug category" - done - [ -n "$2" ] || die_error "debug \$2 cannot be empty" + lib-ui-sh-init $RUNTIME_DIR $var_UI_TYPE - mkdir -p $LOG_DIR || die_error "Cannot create log directory" - if [ "$DEBUG" = "1" ] - then - str="[DEBUG $1 ] $2" - echo -e "$str" > $LOG || die_error "Cannot debug $str to $LOG" - [ "$LOG_TO_FILE" = 1 ] && ( echo -e "$str" >> $LOGFILE || die_error "Cannot debug $str to $LOGFILE" ) - fi + # get keymap/font (maybe configured by aif allready in another process or even in another shell) + # otherwise, take default keymap and consolefont as configured in /etc/rc.conf. can be overridden + # Note that the vars in /etc/rc.conf can also be empty! + [ -e $RUNTIME_DIR/aif-keymap ] && var_KEYMAP=` cat $RUNTIME_DIR/aif-keymap` + [ -e $RUNTIME_DIR/aif-consolefont ] && var_CONSOLEFONT=`cat $RUNTIME_DIR/aif-consolefont` + [ -z "$var_KEYMAP" ] && source /etc/rc.conf && var_KEYMAP=$KEYMAP + [ -z "$var_CONSOLEFONT" ] && source /etc/rc.conf && var_CONSOLEFONT=$CONSOLEFONT } - - # taken from setup printk() { @@ -136,523 +42,6 @@ _getavaildisks() } -# ask for a timezone. -# this is pretty similar to how tzselect looks, but we support dia+cli + we don't actually change the clock + we don't show a date/time and ask whether it's okay. that comes later. -ask_timezone () -{ - REGIONS="" - for i in $(grep '^[A-Z]' /usr/share/zoneinfo/zone.tab | cut -f 3 | sed -e 's#/.*##g'| sort -u); do - REGIONS="$REGIONS $i -" - done - while true; do - ask_option no "Please select a region" '' required $REGIONS || return 1 - region=$ANSWER_OPTION - ZONES="" - for i in $(grep '^[A-Z]' /usr/share/zoneinfo/zone.tab | grep $region/ | cut -f 3 | sed -e "s#$region/##g"| sort -u); do - ZONES="$ZONES $i -" - done - ask_option no "Please select a timezone" '' required $ZONES || return 1 - zone=$ANSWER_OPTION - ANSWER_TIMEZONE="$region/$zone" && return - done -} - - -# ask the user to make a selection from a certain group of things -# $1 question -# shift;shift; $@ list of options. first tag, then item then ON/OFF. if item == ^ or - it will not be shown in cli mode. -# for nostalgic reasons, you can set item to ^ for ON items and - for OFF items. afaik this doesn't have any meaning other then extra visual separation though -ask_checklist () -{ - [ -z "$1" ] && die_error "ask_checklist needs a question!" - [ -z "$4" ] && debug 'UI' "ask_checklist args: $@" && die_error "ask_checklist makes only sense if you specify at least 1 thing (tag,item and ON/OFF switch)" - [ `type -t _${var_UI_TYPE}_ask_checklist` == function ] || die_error "_${var_UI_TYPE}_ask_checklist is not a function" - _${var_UI_TYPE}_ask_checklist "$@" -} - - -ask_datetime () -{ - [ `type -t _${var_UI_TYPE}_ask_datetime` == function ] || die_error "_${var_UI_TYPE}_ask_datetime is not a function" - _${var_UI_TYPE}_ask_datetime "$@" -} - - -# ask for a number. -# $1 question -# $2 lower limit (optional) -# $3 upper limit (optional. set 0 for none) -# $4 default (optional) -# sets $ANSWER_NUMBER to the number the user specified -# returns 1 if the user cancelled or did not enter a numeric, 0 otherwise -ask_number () -{ - [ -z "$1" ] && die_error "ask_number needs a question!" - [ -n "$2" ] && [[ "$2" = *[^0-9]* ]] && die_error "ask_number \$2 must be a number! not $2" - [ -n "$3" ] && [[ "$3" = *[^0-9]* ]] && die_error "ask_number \$3 must be a number! not $3" - [ -n "$4" ] && [[ "$4" = *[^0-9]* ]] && die_error "ask_number \$4 must be a number! not $4" - [ `type -t _${var_UI_TYPE}_ask_number` == function ] || die_error "_${var_UI_TYPE}_ask_number is not a function" - _${var_UI_TYPE}_ask_number "$1" $2 $3 $4 -} - - -# ask the user to choose something -# $1 default item (set to 'no' for none) -# $2 title -# $3 additional explanation (default: '') -# $4 type (required or optional). '' means required. cancel labels will be 'Cancel' and 'Skip' respectively. -# shift 4 ; $@ list of options. first tag. then name. (eg tagA itemA "tag B" 'item B' ) - -# $ANSWER_OPTION : selected answer (if none selected: default (if available), or empty string otherwise). if user hits cancel or skip, this is an empty string. -# $? : 0 if the user selected anything or skipped (when optional), when user cancelled: 1 -ask_option () -{ - [ `type -t _${var_UI_TYPE}_ask_option` == function ] || die_error "_${var_UI_TYPE}_ask_option is not a function" - _${var_UI_TYPE}_ask_option "$@" -} - - -# ask the user a password. return is stored in $PASSWORD or $_PASSWORD -# $1 type (optional. eg 'svn', 'ssh'). -ask_password () -{ - [ `type -t _${var_UI_TYPE}_ask_password` == function ] || die_error "_${var_UI_TYPE}_ask_pasword is not a function" - _${var_UI_TYPE}_ask_password "$@" -} - - -# ask for a string. -# $1 question -# $2 default (optional) -# $3 exitcode to use when string is empty and there was no default, or default was ignored (1 default) -# Sets $ANSWER_STRING to response. -# returns 1 if the user cancelled, 0 otherwise -ask_string () -{ - [ -z "$1" ] && die_error "ask_string needs a question!" - [ `type -t _${var_UI_TYPE}_ask_string` == function ] || die_error "_${var_UI_TYPE}_ask_string is not a function" - _${var_UI_TYPE}_ask_string "$1" "$2" "$3" -} - - -# ask a yes/no question. -# $1 question -# $2 default answer yes/no (optional) -# returns 0 if response is yes/y (case insensitive). 1 otherwise -ask_yesno () -{ - [ -z "$1" ] && die_error "ask_yesno needs a question!" - [ `type -t _${var_UI_TYPE}_ask_yesno` == function ] || die_error "_${var_UI_TYPE}_ask_yesno is not a function" - _${var_UI_TYPE}_ask_yesno "$@" -} - - - - - -# follow the progress of something by showing it's log, updating real-time -# $1 title -# $2 logfile -# $3 pid to monitor. if process stopped, stop following (only used in cli mode) -follow_progress () -{ - [ -z "$1" ] && die_error "follow_progress needs a title!" - [ -z "$2" ] && die_error "follow_progress needs a logfile to follow!" - FOLLOW_PID= - [ `type -t _${var_UI_TYPE}_follow_progress` == function ] || die_error "_${var_UI_TYPE}_follow_progress is not a function" - _${var_UI_TYPE}_follow_progress "$@" -} - - - - - - -### Internal functions, supposed to be only used internally in this library ### - - -# DIALOG() taken from setup -# an el-cheapo dialog wrapper -# -# parameters: see dialog(1) -# returns: whatever dialog did -_dia_dialog() -{ - dialog --backtitle "$TITLE" --aspect 15 "$@" 3>&1 1>&2 2>&3 3>&- -} - - -_dia_show_warning () -{ - _dia_dialog --title "$1" --exit-label "Continue" --$3box "$2" 0 0 || die_error "dialog could not show --$3box $2. often this means a file does not exist" -} - - -_dia_notify () -{ - _dia_dialog --msgbox "$@" 0 0 -} - - -_dia_infofy () -{ - str="$1" - if [ "$2" != 0 ] - then - echo "$1" >> $DIA_SUCCESSIVE_ITEMS-$2 - str=`cat $DIA_SUCCESSIVE_ITEMS-$2` - fi - [ "$3" = 1 ] && rm $DIA_SUCCESSIVE_ITEMS-$2 - _dia_dialog --infobox "$str" 0 0 -} - - -_dia_ask_checklist () -{ - str=$1 - shift - list= - while [ -n "$1" ] - do - [ -z "$2" ] && die_error "no item given for element $1" - [ -z "$3" ] && die_error "no ON/OFF switch given for element $1 (item $2)" - [ "$3" != ON -a "$3" != OFF ] && die_error "element $1 (item $2) has status $3 instead of ON/OFF!" - list="$list $1 $2 $3" - shift 3 - done - ANSWER_CHECKLIST=$(_dia_dialog --checklist "$str" 0 0 0 $list) - local ret=$? - debug 'UI' "_dia_ask_checklist: user checked ON: $ANSWER_CHECKLIST" - return $ret -} - - -_dia_ask_datetime () -{ - # display and ask to set date/time - local _date=$(dialog --calendar "Set the date.\nUse to navigate and arrow keys to change values." 0 0 0 0 0 || return 1) # form like: 07/12/2008 - local _time=$(dialog --timebox "Set the time.\nUse to navigate and up/down to change values." 0 0 || return 1) # form like: 15:26:46 - debug 'UI' "Date as specified by user $_date time: $_time" - - # DD/MM/YYYY hh:mm:ss -> MMDDhhmmYYYY.ss (date default format, set like date $ANSWER_DATETIME) Not enabled because there is no use for it i think. - # ANSWER_DATETIME=$(echo "$_date" "$_time" | sed 's#\(..\)/\(..\)/\(....\) \(..\):\(..\):\(..\)#\2\1\4\5\3\6#g') - # DD/MM/YYYY hh:mm:ss -> YYYY-MM-DD hh:mm:ss ( date string format, set like date -s "$ANSWER_DATETIME") - ANSWER_DATETIME="$(echo "$_date" "$_time" | sed 's#\(..\)/\(..\)/\(....\) \(..\):\(..\):\(..\)#\3-\2-\1 \4:\5:\6#g')" -} - - -_dia_ask_number () -{ - #TODO: i'm not entirely sure this works perfectly. what if user doesnt give anything or wants to abort? - while true - do - str="$1" - [ -n $2 ] && str2="min $2" - [ -n $3 -a $3 != '0' ] && str2="$str2 max $3" - [ -n "$str2" ] && str="$str ( $str2 )" - ANSWER_NUMBER=$(_dia_dialog --inputbox "$str" 0 0 $4) - local ret=$? - if [[ $ANSWER_NUMBER = *[^0-9]* ]] #TODO: handle exit state - then - show_warning 'Invalid number input' "$ANSWER_NUMBER is not a number! try again." - else - if [ -n "$3" -a $3 != '0' -a $ANSWER_NUMBER -gt $3 ] - then - show_warning 'Invalid number input' "$ANSWER_NUMBER is bigger then the maximum,$3! try again." - elif [ -n "$2" -a $ANSWER_NUMBER -lt $2 ] - then - show_warning 'Invalid number input' "$ANSWER_NUMBER is smaller then the minimum,$2! try again." - else - break - fi - fi - done - debug 'UI' "_dia_ask_number: user entered: $ANSWER_NUMBER" - [ -z "$ANSWER_NUMBER" ] && return 1 - return $ret -} - - -_dia_ask_option () -{ - DEFAULT="" - [ "$1" != 'no' ] && DEFAULT="--default-item $1" - [ -z "$2" ] && die_error "ask_option \$2 must be the title" - # $3 is optional more info - TYPE=${4:-required} - [ "$TYPE" != required -a "$TYPE" != optional ] && debug 'UI' "_dia_ask_option args: $@" && die_error "ask option \$4 must be required or optional or ''. not $TYPE" - [ -z "$6" ] && debug 'UI' "_dia_ask_option args: $@" && die_error "ask_option makes only sense if you specify at least one option (with tag and name)" #nothing wrong with only 1 option. it still shows useful info to the user - - DIA_MENU_TITLE=$2 - EXTRA_INFO=$3 - shift 4 - CANCEL_LABEL=Cancel - [ $TYPE == optional ] && CANCEL_LABEL='Skip' - ANSWER_OPTION=$(_dia_dialog $DEFAULT --cancel-label $CANCEL_LABEL --colors --title " $DIA_MENU_TITLE " --menu "$DIA_MENU_TEXT $EXTRA_INFO" 0 0 0 "$@") - local ret=$? - debug 'UI' "dia_ask_option: ANSWER_OPTION: $ANSWER_OPTION, returncode (skip/cancel): $ret ($DIA_MENU_TITLE)" - [ $TYPE == required ] && return $ret - return 0 # TODO: check if dialog returned >0 because of an other reason then the user hitting 'cancel/skip' -} - - -_dia_ask_password () -{ - if [ -n "$1" ] - then - type_l=`tr '[:upper:]' '[:lower:]' <<< $1` - type_u=`tr '[:lower:]' '[:upper:]' <<< $1` - else - type_l= - type_u= - fi - - local ANSWER=$(_dia_dialog --passwordbox "Enter your $type_l password" 8 65 "$2") - local ret=$? - [ -n "$type_u" ] && read ${type_u}_PASSWORD <<< $ANSWER - [ -z "$type_u" ] && PASSWORD=$ANSWER - echo $ANSWER - debug 'UI' "_dia_ask_password: user entered <>" - return $ret -} - - -_dia_ask_string () -{ - exitcode=${3:-1} - ANSWER_STRING=$(_dia_dialog --inputbox "$1" 0 0 "$2") - local ret=$? - debug 'UI' "_dia_ask_string: user entered $ANSWER_STRING" - [ -z "$ANSWER_STRING" ] && return $exitcode - return $ret -} - - - -_dia_ask_yesno () -{ - local default - str=$1 - # If $2 contains an explicit 'no' we set defaultno for yesno dialog - [ "$2" == "no" ] && default="--defaultno" - dialog $default --yesno "$str" 0 0 # returns 0 for yes, 1 for no - local ret=$? - [ $ret -eq 0 ] && debug 'UI' "dia_ask_yesno: User picked YES" - [ $ret -gt 0 ] && debug 'UI' "dia_ask_yesno: User picked NO" - return $ret -} - - -_dia_follow_progress () -{ - title=$1 - logfile=$2 - - FOLLOW_PID=$(_dia_dialog --title "$1" --no-kill --tailboxbg "$2" 0 0) - - # I wish something like this would work. anyone who can explain me why it doesn't get's to be aif contributor of the month. - # FOLLOW_PID=`_dia_dialog --title "$1" --no-kill --tailboxbg "$2" 0 0 2>&1 >/dev/null | head -n 1` - - # Also this doesn't work: - # _dia_dialog --title "$1" --no-kill --tailboxbg "$2" 0 0 &>/dev/null & - # FOLLOW_PID=$! -} - - - - -_cli_show_warning () -{ - echo "WARNING: $1" - [ "$3" = msg ] && echo -e "$2" - [ "$3" = text ] && (cat $2 || die_error "Could not cat $2") -} - - -_cli_notify () -{ - echo -e "$@" -} - - -_cli_infofy () -{ - echo -e "$1" -} - - -_cli_ask_checklist () -{ - str=$1 - shift - output= - while [ -n "$1" ] - do - [ -z "$2" ] && die_error "no item given for element $1" - [ -z "$3" ] && die_error "no ON/OFF switch given for element $1 (item $2)" - [ "$3" != ON -a "$3" != OFF ] && die_error "element $1 (item $2) has status $3 instead of ON/OFF!" - item=$1 - [ "$2" != '-' -a "$2" != '^' ] && item="$1 ($2)" - [ "$3" = ON ] && ask_yesno "Enable $1 ?" yes && output="$output $1" - [ "$3" = OFF ] && ask_yesno "Enable $1 ?" no && output="$output $1" #TODO: for some reason, default is always N when asked to select packages - shift 3 - done - ANSWER_CHECKLIST=$output - return 0 -} - - -_cli_ask_datetime () -{ - ask_string "Enter date [YYYY-MM-DD hh:mm:ss]" - ANSWER_DATETIME=$ANSWER_STRING - debug 'UI' "Date as picked by user: $ANSWER_STRING" -} - - -_cli_ask_number () -{ - #TODO: i'm not entirely sure this works perfectly. what if user doesnt give anything or wants to abort? - while true - do - str="$1" - [ -n $2 ] && str2="min $2" - [ -n $3 -a $3 != '0' ] && str2="$str2 max $3" - [ -n $4 ] && str2=" default $4" - [ -n "$str2" ] && str="$str ( $str2 )" - echo "$str" - read ANSWER_NUMBER - if [[ $ANSWER_NUMBER = *[^0-9]* ]] - then - show_warning 'Invalid number input' "$ANSWER_NUMBER is not a number! try again." - else - if [ -n "$3" -a $3 != '0' -a $ANSWER_NUMBER -gt $3 ] - then - show_warning 'Invalid number input' "$ANSWER_NUMBER is bigger then the maximum,$3! try again." - elif [ -n "$2" -a $ANSWER_NUMBER -lt $2 ] - then - show_warning 'Invalid number input' "$ANSWER_NUMBER is smaller then the minimum,$2! try again." - else - break - fi - fi - done - debug 'UI' "cli_ask_number: user entered: $ANSWER_NUMBER" - [ -z "$ANSWER_NUMBER" ] && return 1 - return 0 -} - - -_cli_ask_option () -{ - #TODO: strip out color codes - #TODO: if user entered incorrect choice, ask him again - DEFAULT= - [ "$1" != 'no' ] && DEFAULT=$1 #TODO: if user forgot to specify a default (eg all args are 1 pos to the left, we can end up in an endless loop :s) - [ -z "$2" ] && die_error "ask_option \$2 must be the title" - # $3 is optional more info - TYPE=${4:-required} - [ "$TYPE" != required -a "$TYPE" != optional ] && debug 'UI' "_dia_ask_option args: $@" && die_error "ask option \$4 must be required or optional or ''. not $TYPE" - [ -z "$6" ] && debug 'UI' "_dia_ask_option args: $@" && die_error "ask_option makes only sense if you specify at least one option (with tag and name)" #nothing wrong with only 1 option. it still shows useful info to the user - - MENU_TITLE=$2 - EXTRA_INFO=$3 - shift 4 - - echo "$MENU_TITLE" - [ -n "$EXTRA_INFO" ] && echo "$EXTRA_INFO" - while [ -n "$1" ] - do - echo "$1 ] $2" - shift 2 - done - CANCEL_LABEL=CANCEL - [ $TYPE == optional ] && CANCEL_LABEL=SKIP - echo "$CANCEL_LABEL ] $CANCEL_LABEL" - [ -n "$DEFAULT" ] && echo -n " > [ $DEFAULT ] " - [ -z "$DEFAULT" ] && echo -n " > " - read ANSWER_OPTION - local ret=0 - [ -z "$ANSWER_OPTION" -a -n "$DEFAULT" ] && ANSWER_OPTION="$DEFAULT" - [ "$ANSWER_OPTION" == CANCEL ] && ret=1 && ANSWER_OPTION= - [ "$ANSWER_OPTION" == SKIP ] && ret=0 && ANSWER_OPTION= - [ -z "$ANSWER_OPTION" -a "$TYPE" == required ] && ret=1 - - debug 'UI' "cli_ask_option: ANSWER_OPTION: $ANSWER_OPTION, returncode (skip/cancel): $ret ($MENU_TITLE)" - return $ret -} - - -_cli_ask_password () -{ - if [ -n "$1" ] - then - type_l=`tr '[:upper:]' '[:lower:]' <<< $1` - type_u=`tr '[:lower:]' '[:upper:]' <<< $1` - else - type_l= - type_u= - fi - - echo -n "Enter your $type_l password: " - stty -echo - [ -n "$type_u" ] && read ${type_u}_PASSWORD - [ -z "$type_u" ] && read PASSWORD - stty echo - echo -} - - -# $3 -z string behavior: always take default if applicable, but if no default then $3 is the returncode (1 is default) -_cli_ask_string () -{ - exitcode=${3:-1} - echo "$1: " - [ -n "$2" ] && echo "(Press enter for default. Default: $2)" - echo -n ">" - read ANSWER_STRING - debug 'UI' "cli_ask_string: User entered: $ANSWER_STRING" - if [ -z "$ANSWER_STRING" ] - then - if [ -n "$2" ] - then - ANSWER_STRING=$2 - else - return $exitcode - fi - fi - return 0 -} - - -_cli_ask_yesno () -{ - [ -z "$2" ] && echo -n "$1 (y/n): " - [ "$2" = yes ] && echo -n "$1 (Y/n): " - [ "$2" = no ] && echo -n "$1 (y/N): " - - read answer - answer=`tr '[:upper:]' '[:lower:]' <<< $answer` - if [ "$answer" = y -o "$answer" = yes ] || [ -z "$answer" -a "$2" = yes ] - then - debug 'UI' "cli_ask_yesno: User picked YES" - return 0 - else - debug 'UI' "cli_ask_yesno: User picked NO" - return 1 - fi -} - - -_cli_follow_progress () -{ - title=$1 - logfile=$2 - echo "Title: $1" - [ -n "$3" ] && tail -f $2 --pid=$3 - [ -z "$3" ] && tail -f $2 -} - set_keymap () { KBDDIR="/usr/share/kbd" -- cgit v1.2.3-54-g00ecf