fix SynoCommunity#1

Author: maxrogers

spk/radarr/src/service-setup.sh

@@ -32,7 +32,7 @@ service_postinst ()
     mv ${SYNOPKG_PKGDEST}/app/config.xml ${CONFIG_DIR}/Radarr/config.xml
     set_unix_permissions "${CONFIG_DIR}"
 
-    # If nessecary, add user also to the old group before removing it
+    # If necessary, add user also to the old group before removing it
     syno_user_add_to_legacy_group "${EFF_USER}" "${USER}" "${LEGACY_GROUP}"
     syno_user_add_to_legacy_group "${EFF_USER}" "${USER}" "users"
 
@@ -61,7 +61,8 @@ service_preupgrade ()
     echo "Installed Radarr Binary: ${CUR_VER}" >> ${INST_LOG}
     SPK_VER=$(${MONO_PATH}/monodis --assembly ${SPK_RADARR} | grep "Version:" | awk '{print $2}')
     echo "Requested Radarr Binary: ${SPK_VER}" >> ${INST_LOG}
-    if [ "${CUR_VER//.}" -ge "${SPK_VER//.}" ]; then
+    function version_compare() { test "$(printf '%s\n' "$@" | sort -V | head -n 1)" != "$1"; }
+    if version_compare $CUR_VER $SPK_VER; then
         echo 'KEEP_CUR="yes"' > ${CONFIG_DIR}/KEEP_VAR
         echo "[KEEPING] Installed Radarr Binary - Upgrading Package Only" >> ${INST_LOG}
         mv ${SYNOPKG_PKGDEST}/share ${INST_VAR}
@@ -81,6 +82,7 @@ service_postupgrade ()
         mv ${INST_VAR}/share ${SYNOPKG_PKGDEST}/ >> $INST_LOG 2>&1
         set_unix_permissions "${SYNOPKG_PKGDEST}/share"
     fi
+
     set_unix_permissions "${CONFIG_DIR}"
 
     # If backup was created before new-style packages