From c9b85033e2d0d6cd002b9add0f76c4882111968a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Antonin=20D=C3=A9cimo?= <antonin.decimo@gmail.com>
Date: Mon, 21 Apr 2014 21:25:37 +0200
Subject: [PATCH] Can now auto detect the Love version the project uses

---
 README.md       |  1 +
 love-release.sh | 36 +++++++++++++++++++++++++++++-------
 2 files changed, 30 insertions(+), 7 deletions(-)

diff --git a/README.md b/README.md
index 2134d70..f853e79 100644
--- a/README.md
+++ b/README.md
@@ -9,6 +9,7 @@ You can use love-release.sh to generate Love 2D game applications and get over t
 The script fully supports Windows, MacOS either on x86 or x64.  
 It needs an Internet connection to download Love files, and relies on curl, zip and unzip commands.  
 To set the default Love version to use, you can edit the very beginning of the script.  
+If a `conf.lua` file is provided, the script will try to detect the right version of Love to use.  
 
 ### OPTIONS
 `-h`     Print a short help  
diff --git a/love-release.sh b/love-release.sh
index 23975fa..aeb5f15 100755
--- a/love-release.sh
+++ b/love-release.sh
@@ -35,6 +35,7 @@ DESCRIPTION
      The script fully supports Windows, MacOS either on x86 or x64.
      It needs an Internet connection to download Love files, and relies on curl, zip and unzip commands.
      To set the default Love version to use, you can edit the very beginning of the script.
+     If a conf.lua file is provided, the script will try to detect the right version of Love to use.
 
 OPTIONS
      -h     Print a short help
@@ -181,15 +182,22 @@ RELEASE_LOVE=false
 RELEASE_OSX=false
 RELEASE_WIN_32=false
 RELEASE_WIN_64=false
-LOVE_VERSION_MAJOR=`echo "$LOVE_VERSION" | grep -Eo '^[0-9]+\.?[0-9]*'`
-LOVE_GT_080=`echo "$LOVE_VERSION_MAJOR>=0.8" | bc`
-LOVE_GT_090=`echo "$LOVE_VERSION_MAJOR>=0.9" | bc`
 
 PROJECT_FILES=
 PROJECT_NAME=${PWD##/*/}
 COMPANY_NAME=love2d
 RELEASE_DIR=$PWD/releases
 
+if [ -f $PWD/conf.lua ]; then
+    LOVE_VERSION_CONF=`grep -Eo 'version = "[0-9]+.[0-9]+.[0-9]+"' $PWD/conf.lua | grep -Eo '[0-9]+.[0-9]+.[0-9]+'`
+    if [ -n $LOVE_VERSION_CONF ]; then
+        LOVE_VERSION=$LOVE_VERSION_CONF
+    fi
+fi
+LOVE_VERSION_MAJOR=`echo "$LOVE_VERSION" | grep -Eo '^[0-9]+\.?[0-9]*'`
+LOVE_GT_080=`echo "$LOVE_VERSION_MAJOR>=0.8" | bc`
+LOVE_GT_090=`echo "$LOVE_VERSION_MAJOR>=0.9" | bc`
+
 DEBUG=false
 CACHE_DIR=~/.cache/love-release
 
@@ -209,6 +217,7 @@ PROJECT_NAME=$PROJECT_NAME
 COMPANY_NAME=$COMPANY_NAME
 RELEASE_DIR=$RELEASE_DIR
 LOVE_VERSION=$LOVE_VERSION
+LOVE_VERSION_CONF=$LOVE_VERSION_CONF
 LOVE_VERSION_MAJOR=$LOVE_VERSION_MAJOR
 CACHE_DIR=$CACHE_DIR"
 }
@@ -240,10 +249,23 @@ do
   elif [ $OPTOPT = "u" ]; then
     COMPANY_NAME=$OPTARG
   elif [ $OPTOPT = "v" ]; then
-    LOVE_VERSION=$OPTARG
-    LOVE_VERSION_MAJOR=`echo "$LOVE_VERSION" | grep -Eo '^[0-9]+\.?[0-9]*'`
-    LOVE_GT_080=`echo "$LOVE_VERSION_MAJOR>=0.8" | bc`
-    LOVE_GT_090=`echo "$LOVE_VERSION_MAJOR>=0.9" | bc`
+    if [ -n $LOVE_VERSION_CONF ] && [ -n $OPTARG ] && [ $LOVE_VERSION_CONF != $OPTARG ]; then
+      echo "The version of $PROJECT_NAME found in conf.lua does not match the one you specified."
+      read -p "Keep the old one ? [Y/n] " yn;
+      case $yn in
+        [Yy]* ) ;;
+        * )
+          LOVE_VERSION=$OPTARG
+          LOVE_VERSION_MAJOR=`echo "$LOVE_VERSION" | grep -Eo '^[0-9]+\.?[0-9]*'`
+          LOVE_GT_080=`echo "$LOVE_VERSION_MAJOR>=0.8" | bc`
+          LOVE_GT_090=`echo "$LOVE_VERSION_MAJOR>=0.9" | bc`;;
+      esac
+    else
+      LOVE_VERSION=$OPTARG
+      LOVE_VERSION_MAJOR=`echo "$LOVE_VERSION" | grep -Eo '^[0-9]+\.?[0-9]*'`
+      LOVE_GT_080=`echo "$LOVE_VERSION_MAJOR>=0.8" | bc`
+      LOVE_GT_090=`echo "$LOVE_VERSION_MAJOR>=0.9" | bc`
+    fi
   elif [ $OPTOPT = "debug" ]; then
     DEBUG=true
   elif [ $OPTOPT = "help" ]; then