mirror of
https://github.com/danog/termux-api-package.git
synced 2024-11-30 04:39:01 +01:00
Implements all new widgets and adds extensive error checking
This commit is contained in:
David Kramer
parent
65ce53b8af
commit
82542a6d1a
@ -1,55 +1,254 @@
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#!/data/data/com.termux/files/usr/bin/sh
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#!/data/data/com.termux/files/usr/bin/bash
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set -e -u
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DEFAULT_WIDGET="text"
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SCRIPTNAME=termux-dialog
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show_usage () {
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echo "Usage: $SCRIPTNAME [-i hint] [-m] [-p] [-t title] [-w widget]"
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echo "Show a text entry dialog."
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echo " -i hint the input hint to show when the input is empty"
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echo " -m use a textarea with multiple lines instead of a single"
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echo " -p enter the input as a password"
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echo " -t title the title to show for the input prompt"
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echo " -w widget widget type to use: confirm, text, date, time, spinner, or speech"
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echo " -v values [,,,] values to use w/ spinner widget"
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show_usage() {
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echo "Usage: $SCRIPTNAME widget [options]"
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echo "Get user input w/ different widgets! Default Widget: $DEFAULT_WIDGET"
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echo " -h, help Show this help"
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echo " -l, list Full list all available widgets and their options"
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echo " -t, title Set title of input dialog"
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exit 0
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}
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PARAMS=""
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declare -a widgets=("confirm" "checkbox" "counter" "date" "radio" "sheet" "spinner" "text" "time")
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# Descriptions for various options that multiple widgets can use
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OPT_HINT_DESC="[-i hint] text hint (optional)"
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OPT_MULTI_LINE_DESC="[-m multi-line] use a textarea with multiple lines instead of single (optional)"
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OPT_PASS_DESC="[-p password] enter input as password (optional)"
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OPT_TITLE_DESC="[-t title] dialog title (optional)"
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OPT_RANGE_DESC="[-r range] min,max,start where each value is a number (optional)"
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OPT_VALUES_DESC="[-v values] comma delimited string of values to use (required)"
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# Widget hints
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ARG_I=""
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OPT_I=""
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# Text widget multiline
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ARG_M=""
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# Counter range
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ARG_R=""
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OPT_R=""
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# Text widget input as password
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ARG_P=""
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# Dialog title (supported by all widgets)
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ARG_T=""
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OPT_T=""
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# Values for list-type widgets
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OPT_V=""
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ARG_V=""
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# Use default values to preserve backwards compatibility w/ older dialog implementation
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OPT_W="text"
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# Widget type
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ARG_W=""
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WIDGET=""
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# Flags for detecting invalid option combinations
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HINT_FLAG=1
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MULTI_LINE_FLAG=2
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PASS_FLAG=4
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RANGE_FLAG=8
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VALUES_FLAG=16
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FLAGS=0
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# Show usage help for specific widget
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widget_usage () {
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echo -n -e "$1 \t"
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case "$1" in
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"confirm")
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echo -e "Show confirmation dialog"
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echo -e "\t\t$OPT_TITLE_DESC"
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echo -e "\t\t$OPT_HINT_DESC"
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;;
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"checkbox")
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echo -e "Select multiple values using checkboxes"
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echo -e "\t\t$OPT_VALUES_DESC"
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echo -e "\t\t$OPT_TITLE_DESC"
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;;
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"counter")
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echo -e "Pick a number in specified range"
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echo -e "\t\t$OPT_TITLE_DESC"
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echo -e "\t\t$OPT_RANGE_DESC"
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;;
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"date")
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echo -e "\tPick a date"
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echo -e "\t\t$OPT_TITLE_DESC"
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;;
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"radio")
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echo -e "\tPick a single value from radio buttons"
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echo -e "\t\t$OPT_VALUES_DESC"
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echo -e "\t\t$OPT_TITLE_DESC"
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;;
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"sheet")
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echo -e "\tPick a value from a sliding bottom sheet interface"
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echo -e "\t\t$OPT_VALUES_DESC"
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echo -e "\t\t$OPT_TITLE_DESC"
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;;
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"spinner")
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echo -e "Pick a single value from a dropdown spinner"
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echo -e "\t\t$OPT_VALUES_DESC"
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echo -e "\t\t$OPT_TITLE_DESC"
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;;
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"text")
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echo -e "\tInput text (default if no widget specified)"
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echo -e "\t\t$OPT_HINT_DESC"
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echo -e "\t\t$OPT_PASS_DESC -- cannot use with -m"
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echo -e "\t\t$OPT_TITLE_DESC"
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echo -e "\t\t$OPT_MULTI_LINE_DESC -- cannot use with -p"
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;;
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"time")
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echo -e "\tPick a time value"
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echo -e "\t\t[-p title] dialog title (optional)"
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;;
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*)
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echo -e "\tUnknown usage for '$1'"
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;;
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esac
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}
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# List all widgets
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list_widgets() {
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echo "Supported widgets:"
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echo
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for w in "${widgets[@]}"; do
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widget_usage $w
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echo
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done
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}
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# Checks to see if widgets array contains specified widget
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has_widget () {
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for w in "${widgets[@]}"; do
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[ "$w" == "$1" ] && return 0
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done
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return 1
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}
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set_flag () {
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FLAGS=$((FLAGS | $1));
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}
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# Convenience method to get all supported options, regardless of specified widget
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# NOTE: Option combination validation doesn't occur here
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parse_options() {
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while getopts :hlmpr:i:t:v: option
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do
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case "$option" in
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h) show_usage ;;
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l) list_widgets; exit 0;;
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i) ARG_I="--es input_hint"; OPT_I="$OPTARG"; set_flag $HINT_FLAG; ;;
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m) ARG_M="--ez multiple_lines true"; set_flag $MULTI_LINE_FLAG; ;;
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p) ARG_P="--es input_type password"; set_flag $PASS_FLAG; ;;
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t) ARG_T="--es input_title"; OPT_T="$OPTARG" ;;
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v) ARG_V="--es input_values"; OPT_V="$OPTARG"; set_flag $VALUES_FLAG; ;;
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r) ARG_R="--eia input_range"; OPT_R=$OPTARG; set_flag $RANGE_FLAG; ;;
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?) echo "$SCRIPTNAME: illegal option -$OPTARG"; exit 1;
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esac
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done
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}
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options_error () {
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echo -e "ERROR: Invalid option(s) detected for '$1'\n"
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echo "Usage '$1'"
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widget_usage $1
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exit 1
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}
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if [ $# -eq 0 ]; then
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WIDGET=$DEFAULT_WIDGET
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# First argument wasn't a widget
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elif ! has_widget $1; then
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# we didn't receive a widget as an argument, check to see if we
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# at least options (even if they're illegal)
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if ! [[ $1 =~ -[a-z] ]]; then
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echo -e "ERROR: Illegal argument $1\n"
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show_usage
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fi
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WIDGET=$DEFAULT_WIDGET
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else
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WIDGET=$1
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shift
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fi
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parse_options "$@"
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shift $((OPTIND - 1))
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# Ensure proper option combinations for the specific type of widget
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case "$WIDGET" in
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# Text (default) if no widget specified
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"text")
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if [ $((FLAGS & (RANGE_FLAG | VALUES_FLAG))) -ne 0 ]; then
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options_error $WIDGET
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fi
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if [ $((FLAGS & MULTI_LINE_FLAG)) -ne 0 ] && [ $((FLAGS & PASS_FLAG)) -ne 0 ]; then
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options_error $WIDGET
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fi
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;;
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"confirm")
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if [ $((FLAGS & (MULTI_LINE_FLAG | PASS_FLAG | RANGE_FLAG | VALUES_FLAG))) -ne 0 ]; then
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options_error $WIDGET
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fi
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;;
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"counter")
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if [ $((FLAGS & (MULTI_LINE_FLAG | PASS_FLAG | VALUES_FLAG))) -ne 0 ]; then
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options_error $WIDGET
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fi
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;;
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"date" | "speech" | "time")
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if [ $# -gt 0 ]; then
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echo "ERROR: '$WIDGET' takes no arguments"; exit 1;
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fi
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if [ $((FLAGS & (HINT_FLAG | MULTI_LINE_FLAG | PASS_FLAG | RANGE_FLAG | VALUES_FLAG))) -ne 0 ]; then
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options_error $WIDGET
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fi
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;;
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"checkbox" | "radio" | "sheet" | "spinner")
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if [ "$ARG_V" == "" ]; then
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echo "ERROR: '$WIDGET' must be called with $OPT_VALUES_DESC"
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exit 1
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fi
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if [ $((FLAGS & (HINT_FLAG | MULTI_LINE_FLAG | PASS_FLAG | RANGE_FLAG))) -ne 0 ]; then
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options_error $WIDGET
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fi
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;;
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*)
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echo "$SCRIPTNAME: unsupported widget '$WIDGET'"; show_usage ;;
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esac
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# All valid args should be consumed by this point
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if [ $# -gt 0 ]; then
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echo "ERROR: Too many arguments!"
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show_usage
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fi
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ARG_W="--es input_method"
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while getopts :hi:mpt:v:w: option
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do
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case "$option" in
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h) show_usage;;
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i) ARG_I="--es input_hint"; OPT_I="$OPTARG";;
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m) ARG_M="--ez multiple_lines true";;
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p) ARG_P="--es input_type password";;
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t) ARG_T="--es input_title"; OPT_T="$OPTARG";;
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w) ARG_W="--es input_method"; OPT_W="$OPTARG";;
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v) ARG_V="--es input_values"; OPT_V="$OPTARG";;
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?) echo "$SCRIPTNAME: illegal option -$OPTARG"; exit 1;
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esac
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done
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shift $(($OPTIND-1))
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# if [ $# != 0 ]; then echo "$SCRIPTNAME: too many arguments"; exit 1; fi
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set -- $ARG_M $ARG_P
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# Set options, ensuring whitespace isn't lost
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if [ -n "$ARG_W" ]; then set -- "$@" $ARG_W "$WIDGET"; fi
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if [ -n "$ARG_I" ]; then set -- "$@" $ARG_I "$OPT_I"; fi
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if [ -n "$ARG_T" ]; then set -- "$@" $ARG_T "$OPT_T"; fi
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if [ -n "$ARG_R" ]; then set -- "$@" $ARG_R "$OPT_R"; fi
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if [ -n "$ARG_V" ]; then set -- "$@" $ARG_V "$OPT_V"; fi
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if [ -n "$ARG_W" ]; then set -- "$@" $ARG_W "$OPT_W"; fi
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if [ -n "$ARG_M" ]; then set -- "$@" $ARG_M ""; fi
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if [ -n "$ARG_P" ]; then set -- "$@" $ARG_P ""; fi
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/data/data/com.termux/files/usr/libexec/termux-api Dialog "$@"
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