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#/bin/bash
WGET=/usr/bin/wget
PERL=/usr/bin/perl
if [ ! -f $WGET ]; then
echo "E: please install package wget: sudo apt install wget"
exit 1
fi
if [ ! -f $PERL ]; then
echo "E: please install package perl: sudo apt install perl"
exit 1
fi
# Get latest versions
versions=$(wget -q -O - https://www.synaptics.com/products/displaylink-graphics/downloads/ubuntu | grep "<p>Release: " | head -n 2 | perl -pe '($_)=/([0-9]+([.][0-9]+)+(\ Beta)*)/; exit if $. > 1;')
# if versions contains "Beta", try to download previous version
if [[ $versions =~ Beta ]]; then
version=$(wget -q -O - https://www.synaptics.com/products/displaylink-graphics/downloads/ubuntu | grep "<p>Release: " | head -n 2 | perl -pe '($_)=/([0-9]+([.][0-9]+)+(?!\ Beta))/; exit if $. > 1;')
dlurl="https://www.synaptics.com/$(wget -q -O - https://www.synaptics.com/products/displaylink-graphics/downloads/ubuntu | grep -B 2 $version'-Release' | perl -pe '($_)=/<a href="\/([^"]+)"[^>]+class="download-link"/')"
driver_url="https://www.synaptics.com/$(wget -q -O - ${dlurl} | grep '<a class="no-link"' | head -n 1 | perl -pe '($_)=/href="\/([^"]+)"/')"
else
version=`wget -q -O - https://www.synaptics.com/products/displaylink-graphics/downloads/ubuntu | grep "<p>Release: " | head -n 1 | perl -pe '($_)=/([0-9]+([.][0-9]+)+)/; exit if $. > 1;'`
dlurl="https://www.synaptics.com/$(wget -q -O - https://www.synaptics.com/products/displaylink-graphics/downloads/ubuntu | grep -B 2 $version'-Release' | perl -pe '($_)=/<a href="\/([^"]+)"[^>]+class="download-link"/')"
driver_url="https://www.synaptics.com/$(wget -q -O - ${dlurl} | grep '<a class="no-link"' | head -n 1 | perl -pe '($_)=/href="\/([^"]+)"/')"
fi
driver_dir=$version
echo "I: driver_url: $driver_url"
packageVersion=${version}
packageName=displaylink-driver
origName=${packageName}_$packageVersion.orig
dlName=DisplayLink_Ubuntu_${version}.zip
TMPDLDIR=tmp-displaylink
if [ -d $TMPDLDIR ]; then
echo "E: directory $TMPDLDIR already exists, please remove"
exit 1
fi
mkdir $TMPDLDIR
cd $TMPDLDIR
default=y
echo -en "\nPlease read the Software License Agreement available at: \n$dlurl\nDo you accept?: [Y/n]: "
read ACCEPT
ACCEPT=${ACCEPT:-$default}
case $ACCEPT in
y*|Y*)
echo -e "\nDownloading DisplayLink Ubuntu driver:\n"
wget -O $dlName "${driver_url}"
# make sure file is downloaded before continuing
if [ $? -ne 0 ]; then
echo -e "\nE: Unable to download Displaylink driver\n"
exit
fi
;;
*)
echo "E: Can't download the driver without accepting the license agreement!"
exit 1
;;
esac
mkdir $origName
mv $dlName $origName
# move other stuff here as well
cd $origName
unzip $dlName
moreInstaller=`find |grep "\.run"`
# extract files
bash $moreInstaller --noexec --keep
# we no longer need that *.run and the zip file
rm $moreInstaller $dlName
cd ..
tar -czf $origName.tar.gz $origName
origTarName=$origName.tar.gz
if [ -f ../../../$origTarName ]; then
echo "E: a file ../../../$origTarName already exists, please remove it"
exit 1
fi
cp $origTarName ../../..
cd ..
rm -rf $TMPDLDIR
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