correcting locations, would be just bloody dandy if plex had some semblance of consistency in it's locations

Dockerfile

@@ -2,13 +2,12 @@ FROM lsiobase/xenial
 MAINTAINER Stian Larsen, sparklyballs
 
 # package version
-ENV PLEX_URL="https://plex.tv/downloads"
+ENV PLEX_INSTALL="https://plex.tv/downloads/latest/1?channel=8&build=linux-ubuntu-x86_64&distro=ubuntu"
-ENV PLEX_INSTALL="${PLEX_URL}/latest/1?channel=8&build=linux-ubuntu-x86_64&distro=ubuntu"
 
 # global environment settings
 ENV DEBIAN_FRONTEND="noninteractive"
 ENV HOME="/config"
-ENV PLEX_WWW="${PLEX_INSTALL}&X-Plex-Token=$PLEX_TOKEN"
+ENV PLEX_DOWNLOAD="https://downloads.plex.tv/plex-media-server"
 
 # install packages
 RUN \

root/etc/cont-init.d/50-plex-update

@@ -77,10 +77,10 @@ INSTALLED_VERSION=$(dpkg-query -W -f='${Version}' plexmediaserver)
 
 # start update routine
 if [[ "$VERSION" = latest ]] || [[ "$VERSION" = plexpass ]] || [[ "$PLEXPASS" == "1" ]]; then
-REMOTE_VERSION=$(curl -s "${PLEX_WWW}"| cut -d "/" -f 5 )
+REMOTE_VERSION=$(curl -s "${PLEX_INSTALL}&X-Plex-Token=$PLEX_TOKEN"| cut -d "/" -f 5 )
 elif [[ "$VERSION" = public ]]; then
 PLEX_TOKEN=""
-REMOTE_VERSION=$(curl -s "${PLEX_WWW}"| cut -d "/" -f 5 )
+REMOTE_VERSION=$(curl -s "${PLEX_INSTALL}&X-Plex-Token=$PLEX_TOKEN"| cut -d "/" -f 5 )
 else
 REMOTE_VERSION="${VERSION}"
 fi
@@ -92,12 +92,11 @@ fi
 
 echo "Atempting to upgrade to: $REMOTE_VERSION"
 last=130
-down_tries=0
 while [[ $last -ne "0" ]]; do
 	rm -f /tmp/plexmediaserver_*.deb
 	curl -o /tmp/plexmediaserver_"${REMOTE_VERSION}"_amd64.deb -L \
-		"${PLEX_URL}/plex-media-server/${REMOTE_VERSION}/plexmediaserver_${REMOTE_VERSION}_amd64.deb"
+	"${PLEX_DOWNLOAD}/$REMOTE_VERSION/plexmediaserver_${REMOTE_VERSION}_amd64.deb"
-	last=$?
+last=$?
 done
 
 # test if deb exists, install it or exit out