Reaper version check

scripts/installers/bitwig-install.sh

@@ -6,16 +6,11 @@
 source $(dirname ${BASH_SOURCE[0]})/install-lib.sh
 
 bitwig=$(dnf list | grep bitwig-studio)
-bitwigVersion=$(echo $bitwig | awk '{print $2;}')
+bitwigVersion=$(echo $bitwig | awk '{print $2;}'| filterVersion)
 url=$(curl -s https://www.bitwig.com/en/download.html | grep .deb | grep -Po '(?<=href=")[^"]*.deb')
 urlVersion=$(echo $url | awk -F "-" '{ print $3 }' | rev | cut -f 2- -d '.' | rev)
 
-# Check if installed to the most recent version
+checkUptoDate Bitwig $bitwigVersion $urlVersion
-if versionGreater $bitwigVersion $urlVersion; then
-    echo Bitwig is up to date. Installed version $bitwigVersion Web version $urlVersion
-    exit
-fi
-echo Installing Bitwig Studio $urlVersion
 
 # Setting up and downloading package
 mkdir -p ~/Downloads/installers

scripts/installers/install-lib.sh

@@ -1,4 +1,37 @@
 # Program version number comparison
 function versionGreater() {
-    test "$(printf '%s\n' "$@" | sort -V | head -n 1)" != "$1";
+    if [[ $1 == $2 ]];then
+        return 0
+    fi
+    local IFS=.
+    local i ver1=($1) ver2=($2)
+    # fill empty fields in ver1 with zeros
+    for ((i=${#ver1[@]}; i<${#ver2[@]}; i++)); do
+        ver1[i]=0
+    done
+    for ((i=0; i<${#ver1[@]}; i++)); do
+        if [[ -z ${ver2[i]} ]]; then
+            # fill empty fields in ver2 with zeros
+            ver2[i]=0
+        fi
+        if ((10#${ver1[i]} > 10#${ver2[i]})); then
+            return 1
+        fi
+        if ((10#${ver1[i]} < 10#${ver2[i]})); then
+            return 2
+        fi
+    done
+    return 0
+}
+
+# Check if installed to the most recent version
+function checkUptoDate() {
+    if versionGreater $2 $3; then
+	echo $1 is up to date. Installed version $2 Web version $3
+	exit
+    fi
+}
+
+function filterVersion() {
+    grep -Go [0-9]\.[0-9]\.[0-9]
 }

scripts/installers/reaper-install.sh

@@ -2,9 +2,17 @@
 
 # Automatic install script for Reaper
 
+# Import library
+source $(dirname ${BASH_SOURCE[0]})/install-lib.sh
+
 # Get download url
+reaperVersion=$(head /opt/REAPER/whatsnew.txt |  grep -Go '[0-9]\.[0-9][0-9]')
 reaperSite='https://www.reaper.fm/'
-url=$reaperSite$(curl -s ${reaperSite}download.php | grep linux_x86_64 | grep -Po '(?<=href=")[^"]*')
+downloadPage=$(curl -s ${reaperSite}download.php)
+urlVersion=$(echo "$downloadPage" | grep -A 2 'Linux x86_64' | grep -Go '[0-9]\.[0-9][0-9]')
+url=$reaperSite$(echo "$downloadPage" | grep linux_x86_64 | grep -Po '(?<=href=")[^"]*')
+
+checkUptoDate Reaper $reaperVersion $urlVersion
 
 # Setting up and downloading package
 mkdir -p ~/Downloads/installers