readd postgresql-contrib package; add conditional check for postgresql version before compiling test_parser extension #2707

INSTALL.debian

@@ -7,6 +7,14 @@ if [[ "$(whoami)" != "root" ]] ; then
   exit 1
 fi
 
+verlte() {
+  [ "$1" = "`echo -e "$1\n$2" | sort -V | head -n1`" ]
+}
+
+verlt() {
+  [ "$1" = "$2" ] && return 1 || verlte $1 $2
+}
+
 echo "* DANBOORU INSTALLATION SCRIPT"
 echo "*"
 echo "* This script will install all the necessary packages to run Danbooru on a   "
@@ -26,7 +34,7 @@ export GITHUB_INSTALL_SCRIPTS=https://raw.githubusercontent.com/r888888888/danbo
 # Install packages
 echo "* Installing packages..."
 apt-get update
-apt-get -y install build-essential automake libssl-dev libxml2-dev libxslt-dev ncurses-dev sudo libreadline-dev flex bison ragel memcached libmemcached-dev git curl libcurl4-openssl-dev imagemagick libmagickcore-dev libmagickwand-dev sendmail-bin sendmail postgresql libpq-dev postgresql-server-dev-all nginx ssh
+apt-get -y install build-essential automake libssl-dev libxml2-dev libxslt-dev ncurses-dev sudo libreadline-dev flex bison ragel memcached libmemcached-dev git curl libcurl4-openssl-dev imagemagick libmagickcore-dev libmagickwand-dev sendmail-bin sendmail postgresql postgresql-contrib libpq-dev postgresql-server-dev-all nginx ssh coreutils
 
 if [ $? -ne 0 ]; then
   echo "* Error installing packages; aborting"
@@ -40,9 +48,12 @@ usermod -G danbooru,sudo danbooru
 
 # Set up Postgres
 export PG_VERSION=`pg_config --version | egrep -o '[0-9]{1,}\.[0-9]{1,}'`
-git clone https://github.com/r888888888/test_parser.git /tmp/test_parser
-cd /tmp/test_parser
-make install
+if verlte 9.5 $PG_VERSION ; then
+	# only do this on postgres 9.5 and above
+	git clone https://github.com/r888888888/test_parser.git /tmp/test_parser
+	cd /tmp/test_parser
+	make install
+fi
 
 # Install rbenv
 echo "* Installing rbenv..."