aligoren · August 18, 2018 10:26
diff --git a/lt_install.sh b/lt_install.sh
 #!/bin/bash
 #title			:lt_install.sh
 #description	:LightTable Installation Script
 #author			:<goren.ali@yandex.com> Ali GOREN
 #date			:2015-10-31
 #version		:0.1
 #usage			:chmod u+x, ./lt_install.sh
 #notes			:progressFilt Source-> https://stackoverflow.com/a/4687912
 #bash_version	:4.3.11(1)-release

 if [ ! -d /opt/lighttable ]; then
 	sudo mkdir /opt/lighttable
 fi

 function get_version()
 {
 	OIFS="$IFS"
 	IFS=$'|'
 	s=$(curl -s https://github.com/LightTable/LightTable/releases | grep "css-truncate-target" | sed 's/<span class=\"css-truncate-target\"">//' | sed 's/<\/span>/\|/')
 	array=($s)
 	IFS="$OIFS"

 	echo $array | grep -Po '<span(\s+[^>]*)?>\K[^<]*'
 }
 lt_release=$(get_version) &> /dev/null

 user="$(whoami)";
 ltfname="lighttable-*";
 launcher="/usr/share/applications/light-table.desktop";
 lt_url="https://github.com/LightTable/LightTable/releases/download/${lt_release}/lighttable-${lt_release}-linux.tar.gz";

 echo Downloading...;

 progressfilt()
 {
    local flag=false c count cr=$'\r' nl=$'\n'
    while IFS='' read -d '' -rn 1 c
    do
        if $flag
        then
            printf '%c' "$c"
        else
            if [[ $c != $cr && $c != $nl ]]
            then
                count=0
            else
                ((count++))
                if ((count > 1))
                then
                    flag=true
                fi
            fi
        fi
    done
 }

 sudo wget --progress=bar:force -O /home/${user}/Downloads/lighttable.tar.gz $lt_url 2>&1 | progressfilt;

 echo Installation...;

 sudo tar xzf /home/${user}/Downloads/lighttable.tar.gz -C /home/${user}/Downloads/;

 sudo mv -v /home/${user}/Downloads/${ltfname}/* /opt/lighttable &> /dev/null;

 header="[Desktop Entry]";
 name="Name=Light Table";
 icon="Icon=/opt/lighttable/resources/app/core/img/lticon.png";
 gname="GenericName=The Next Generation Code Editor";
 execfile="Exec=/opt/lighttable/light";
 terminal="Terminal=false";
 typeapp="Type=Application";
 categories="Categories=Development;TextEditor;Application;Utility;";

 cat << EOF | sudo tee ${launcher} &> /dev/null
 ${header}
 ${name}
 ${icon}
 ${gname}
 ${execfile}
 ${terminal}
 ${typeapp}
 ${categories}
 EOF


 sudo rm /home/${user}/Downloads/lighttable.tar.gz;
 sudo rm -rf /home/${user}/Downloads/${ltfname};

 echo Installation Complete...;
 read -p "Light Table is run from the terminal? " -n 1 -r
 if [[ $REPLY =~ ^[Yy]$ ]]
 then
    /opt/lighttable/light &> /dev/null
 	sleep 2
 	killall /opt/lighttable/light &> /dev/null
 	exit 1
 elif [[ $REPLY =~ ^[Nn]$ ]]
 then
 	exit 1
 else
 	echo "Only Y-y or N-n"
 	exit 1
 fi
	#!/bin/bash
	#title :lt_install.sh
	#description :LightTable Installation Script
	#author :<goren.ali@yandex.com> Ali GOREN
	#date :2015-10-31
	#version :0.1
	#usage :chmod u+x, ./lt_install.sh
	#notes :progressFilt Source-> https://stackoverflow.com/a/4687912
	#bash_version :4.3.11(1)-release

	if [ ! -d /opt/lighttable ]; then
	sudo mkdir /opt/lighttable
	fi

	function get_version()
	{
	OIFS="$IFS"
	IFS=$'\|'
	s=$(curl -s https://github.com/LightTable/LightTable/releases \| grep "css-truncate-target" \| sed 's/<span class=\"css-truncate-target\"">//' \| sed 's/<\/span>/\\|/')
	array=($s)
	IFS="$OIFS"

	echo $array \| grep -Po '<span(\s+[^>])?>\K[^<]'
	}
	lt_release=$(get_version) &> /dev/null

	user="$(whoami)";
	ltfname="lighttable-*";
	launcher="/usr/share/applications/light-table.desktop";
	lt_url="https://github.com/LightTable/LightTable/releases/download/${lt_release}/lighttable-${lt_release}-linux.tar.gz";

	echo Downloading...;

	progressfilt()
	{
	local flag=false c count cr=$'\r' nl=$'\n'
	while IFS='' read -d '' -rn 1 c
	do
	if $flag
	then
	printf '%c' "$c"
	else
	if [[ $c != $cr && $c != $nl ]]
	then
	count=0
	else
	((count++))
	if ((count > 1))
	then
	flag=true
	fi
	fi
	fi
	done
	}

	sudo wget --progress=bar:force -O /home/${user}/Downloads/lighttable.tar.gz $lt_url 2>&1 \| progressfilt;

	echo Installation...;

	sudo tar xzf /home/${user}/Downloads/lighttable.tar.gz -C /home/${user}/Downloads/;

	sudo mv -v /home/${user}/Downloads/${ltfname}/* /opt/lighttable &> /dev/null;

	header="[Desktop Entry]";
	name="Name=Light Table";
	icon="Icon=/opt/lighttable/resources/app/core/img/lticon.png";
	gname="GenericName=The Next Generation Code Editor";
	execfile="Exec=/opt/lighttable/light";
	terminal="Terminal=false";
	typeapp="Type=Application";
	categories="Categories=Development;TextEditor;Application;Utility;";

	cat << EOF \| sudo tee ${launcher} &> /dev/null
	${header}
	${name}
	${icon}
	${gname}
	${execfile}
	${terminal}
	${typeapp}
	${categories}
	EOF


	sudo rm /home/${user}/Downloads/lighttable.tar.gz;
	sudo rm -rf /home/${user}/Downloads/${ltfname};

	echo Installation Complete...;
	read -p "Light Table is run from the terminal? " -n 1 -r
	if [[ $REPLY =~ ^[Yy]$ ]]
	then
	/opt/lighttable/light &> /dev/null
	sleep 2
	killall /opt/lighttable/light &> /dev/null
	exit 1
	elif [[ $REPLY =~ ^[Nn]$ ]]
	then
	exit 1
	else
	echo "Only Y-y or N-n"
	exit 1
	fi