########################################################################
-VERSION=2.0.0
+VERSION=2.0.7
# Define argument functions
function usage() {
echo "Usage: /usr/bin/charsel [OPTION]... [CHARFILE]...
A simple terminal character selector
- -h show this message
- -l show installed charfiles
- -d show readme
- -v print version
- --all include hidden shortcodes
+ -a include hidden shortcodes
+ -b disable color support
+ -c check charfile validity
+ -d show readme
+ -h show this message
+ -L show installed charfiles without the message
+ -l show installed charfiles
+ -n dont copy character to clipboard, avoids Xclip dependency
+ -v print version
Exit status:
- 0 okay,
- 1 charfile does not exist,
- 2 charfile syntax error,
- 3 usage error/invalid option,
- 4 other error"
+ 0 okay,
+ 1 charfile does not exist,
+ 2 charfile syntax error,
+ 3 usage error/invalid option,
+ 4 other error"
}
CHARDIR=$HOME/.cache/charsel
function list() {
- echo "The following charfiles are installed:"
ls $CHARDIR/charfiles
}
cat /usr/share/doc/charsel/README.md
}
-function invalid_charfile() {
+function missing_charfile() {
echo "The selected charfile is missing or invalid"
list
exit 1
}
-# Check if Xclip is installed
-if [[ -x xclip ]]
-then
- echo "Please install xclip."
- exit 4
-fi
-
# Merge global and local charfiles
if [[ -d $CHARDIR ]]
then
cp -rf /usr/share/charsel/* $CHARDIR
fi
+# Check if charfile exists
+CHARFILE="$CHARDIR/charfiles/$2"
+function existence() {
+ if [[ ! -f $CHARFILE ]]
+ then
+ missing_charfile
+ fi
+}
+
+# VERY basic syntax check
+function validity() {
+ if [[ $(grep , $CHARFILE && grep - $CHARFILE) ]]
+ then
+ echo "valid charfile"
+ else
+ existence
+ echo "invalid charfile"
+ exit 2
+ fi
+}
+
# Look for arguments
-while getopts ":lhdv" arg
+if [ $# -eq 0 ]; then
+ usage
+ exit 3
+fi
+while getopts ":abcdhlLnv" arg
do
case ${arg} in
+ a)
+ SHOWALL="true"
+ ;;
+ b)
+ COLOR="bw"
+ ;;
+ c)
+ validity
+ exit 0
+ ;;
+ d)
+ readme
+ exit 0
+ ;;
h)
usage
exit 0
;;
l)
+ echo "The following charfiles are installed:"
list
exit 0
;;
- d)
- readme
+ L)
+ list
exit 0
;;
+ n)
+ COPY="no"
+ ;;
v)
echo "charsel" $VERSION
exit 0
usage
exit 3
;;
- :)
- break
- ;;
esac
done
shift $((OPTIND-1))
-# Check if charfile exists
+# Redefine charfile and check file validity
CHARFILE="$CHARDIR/charfiles/$1"
-if [[ ! -f $CHARFILE ]]
+existence
+validity
+
+# Dependency check
+if [[ ! $COPY == "no" ]]
then
- invalid_charfile
+ if [[ -x xclip ]]
+ then
+ echo "Please install xclip."
+ exit 4
+ fi
fi
-# VERY basic syntax validation
-if [[ $(grep , $CHARFILE && grep - $CHARFILE) ]]
+if [[ $(echo $LANG | grep UTF-8) -ne 0 ]]
then
- echo "valid charfile"
-else
- echo "invalid charfile"
- exit 2
+ echo "Please enable unicode support"
+ exit 4
fi
# Define length of shortcode
clear
+# Define text formatting
+bold=$(tput bold)
+normal=$(tput sgr0)
+
+if [[ $COLOR == bw ]]
+then
+ magenta=$(tput setaf 7)
+else
+ magenta=$(tput setaf 5)
+fi
+
+white=$(tput setaf 7)
+
# Main program
while true
do
# Format output
echo "*---------*---------------*"
- echo "| CHARSEL |" $1
+ echo "| ${bold}${magenta}CHARSEL${white}${normal} |" $1
echo "*---------*---------------*"
echo ""
- if [[ $2 == "--all" ]]
+ if [[ $SHOWALL == true ]]
then
cat $CHARFILE | sed -e '/^[ \t]*#/d' | tail -n +2 \
- | column -t -N input,output --output-separator ' | ' --separator ','
+ | column -t -N "input","output" --output-separator ' | ' --separator ','
else
cat $CHARFILE | sed -e '/^[ \t]*#/d' | grep -A 100 - | tail -n +2 \
- | column -t -N input,output --output-separator ' | ' --separator ','
+ | column -t -N "input","output" --output-separator ' | ' --separator ','
fi
echo ""
echo "*-------------------------*"
# User input
- read -p "| input shortcode: " -N $LENGTH INPUT
-
- # This can definately be simplifed, but it works fine
- # Finds line number of shortcode
- LINENUMBER=$(cut -f 1 -d ',' -s $CHARFILE | grep -wn $INPUT | cut -d : -f 1)
-
- # Outputs character selected above
- OUTPUT=$(cut -f 2 -d ',' -s $CHARFILE | head -$LINENUMBER | tail +$LINENUMBER)
+ read -p "| ${bold}input shortcode: ${normal} " -N $LENGTH INPUT
- # Check to see if the shortcode actually exists
- if [[ $(cut -f 1 -d ',' -s $CHARFILE | grep -wnc $INPUT) == "0" ]]
- then
- OUTPUT=""
- fi
-
- if [[ $INPUT == ";"* ]]
+ if [[ $INPUT == ";"* ]] # Semicolon exts
then
clear
exit 0
- fi
+ elif [[ $INPUT == " "* ]] # Spaces dont count
+ then
+ OUTPUT=""
+ clear
+ else
+ # Finds line number of shortcode
+ LINENUMBER=$(cut -f 1 -d ',' -s $CHARFILE | grep -wn $INPUT | cut -d : -f 1)
+
+ # Outputs character selected above
+ OUTPUT=$(cut -f 2 -d ',' -s $CHARFILE | head -$LINENUMBER | tail +$LINENUMBER)
- # Copy output to clipboard
- echo $OUTPUT | xclip -selection clipboard
+ # Check to see if the shortcode actually exists
+ if [[ $(cut -f 1 -d ',' -s $CHARFILE | grep -wnc $INPUT) == "0" ]]
+ then
+ OUTPUT=""
+ fi
- clear
+ # Copy output to clipboard
+ if [[ ! $COPY == "no" ]]
+ then
+ echo -n $OUTPUT | xclip -selection clipboard
+ fi
+
+ clear
+ fi
done