From 54ac2e9cab258911c48d97ffbe4f71ea28927385 Mon Sep 17 00:00:00 2001
From: nsubiron <nsubiron@cvc.uab.es>
Date: Mon, 20 Nov 2017 15:45:47 +0100
Subject: [PATCH] Skip Content download if up-to-date

---
 Setup.sh | 19 +++++++++++++++++--
 1 file changed, 17 insertions(+), 2 deletions(-)

diff --git a/Setup.sh b/Setup.sh
index 2835a27a3..627ad4647 100755
--- a/Setup.sh
+++ b/Setup.sh
@@ -33,7 +33,9 @@ CONTENT_FOLDER=$SCRIPT_DIR/Unreal/CarlaUE4/Content
 
 CONTENT_GDRIVE_ID=$(tac $SCRIPT_DIR/Util/ContentVersions.txt | egrep -m 1 . | rev | cut -d' ' -f1 | rev)
 
-if [[ ! -d "$CONTENT_FOLDER/.git" ]]; then
+VERSION_FILE=${CONTENT_FOLDER}/.version
+
+function download_content {
   if [[ -d "$CONTENT_FOLDER" ]]; then
     echo "Backing up existing Content..."
     mv -v "$CONTENT_FOLDER" "${CONTENT_FOLDER}_$(date +%Y%m%d%H%M%S)"
@@ -44,10 +46,23 @@ if [[ ! -d "$CONTENT_FOLDER/.git" ]]; then
   tar -xvzf Content.tar.gz -C Content
   rm Content.tar.gz
   mv Content/* $CONTENT_FOLDER
-else
+  echo "$CONTENT_GDRIVE_ID" > "$VERSION_FILE"
+}
+
+if [[ -d "$CONTENT_FOLDER/.git" ]]; then
   echo "Using git version of 'Content', skipping download..."
+elif [[ -f "$CONTENT_FOLDER/.version" ]]; then
+  if [ "$CONTENT_GDRIVE_ID" == `cat $VERSION_FILE` ]; then
+    echo "Content is up-to-date, skipping download..."
+  else
+    download_content
+  fi
+else
+  download_content
 fi
 
+exit 1
+
 # ==============================================================================
 # -- Get and compile libc++ ----------------------------------------------------
 # ==============================================================================