From 939b54787e06e54c80722b2406ba8f42d09ac0ca Mon Sep 17 00:00:00 2001
From: Nicholas Hubbard <nhubbard@users.noreply.github.com>
Date: Tue, 5 Apr 2016 15:52:10 -0400
Subject: [PATCH] Update installation script.

- (possibly?) Fix issue that sha256sum does not work.
- Add shebang for good reasons.
- Fix continuing even after an error happens.
---
 install.sh | 52 +++++++++-------------------------------------------
 1 file changed, 9 insertions(+), 43 deletions(-)

diff --git a/install.sh b/install.sh
index 9a2a5e89..14250b38 100644
--- a/install.sh
+++ b/install.sh
@@ -14,57 +14,23 @@
 # This is an installer script for MagicMirror2. It works well enough
 # that it can detect if you have Node installed, run a binary script
 # and then download and run MagicMirror2.
-sudo apt-get install curl wget build-essential unzip
+sudo apt-get install curl wget build-essential unzip || exit
 ARM=$(uname -m) # Determine which Pi is running.
 NODE_LATEST="v5.10.0" # Set the latest version here.
-6L_HASH="019a257faa5eebf6304686dfeffdbcb4c22f0547aa366f6e563aad39ab1b1ab1" # Set the armv6l hash here.
-7L_HASH="3f7524d3db60175c2323bb2a0a13ad1ca7d47d4ede6f42834b6b8425be70e0a2" # Set the armv7l hash here.
-8_HASH="df88803bda234b32240906b620315c8f6d6200332047a88cb0ec83009cf25dd5" # Set the arm64 hash here.
 DOWNLOAD_URL="https://nodejs.org/dist/latest/node-$NODE_LATEST-linux-$ARM.tar.gz" # Construct the download URL.
-wget $DOWNLOAD_URL # Download the file given.
-if [ $ARM = "armv6l" ]; then
-	if [ -f "node-$NODE_LATEST-linux-armv6l.tar.gz"]; then
-		COMMAND256="sha256sum node-$NODE_LATEST-linux-armv6l.tar.gz"
-		if [ $($COMMAND256) = "019a257faa5eebf6304686dfeffdbcb4c22f0547aa366f6e563aad39ab1b1ab1" ]; then
-			echo "Node.js was downloaded and verified successfully."
-		else
-			echo "Node.js was downloaded, but verification failed. Make sure sha256sum works."
-			exit 1
-		fi
-	fi
-elif [ $ARM = "armv7l" ]; then
-	if [ -f "node-$NODE_LATEST-linux-armv7l.tar.gz" ]; then
-		COMMAND256="sha256sum node-$NODE_LATEST-linux-armv7l.tar.gz"
-		if [ $($COMMAND256) = "3f7524d3db60175c2323bb2a0a13ad1ca7d47d4ede6f42834b6b8425be70e0a2" ]; then
-			echo "Node.js was downloaded and verified successfully."
-		else
-			echo "Node.js was downloaded, but verification failed. Make sure sha256sum works."
-			exit 1
-		fi
-	fi
-elif [ $ARM = "arm64" ]; then
-	if [ -f "node-$NODE_LATEST-linux-arm64.tar.gz" ]; then
-		COMMAND256="sha256sum node-$NODE_LATEST-linux-arm64.tar.gz"
-		if [ $($COMMAND256) = "df88803bda234b32240906b620315c8f6d6200332047a88cb0ec83009cf25dd5" ]; then
-			echo "Node.js was downloaded and verified successfully."
-		else
-			echo "Node.js was downloaded, but verification failed. Make sure sha256sum works."
-			exit 1
-		fi
-	fi
-fi
-tar xvf node-$NODE_LATEST-linux-$ARM.tar.gz
-cd node*
-sudo cp -R * /usr/local
-cd ..
-rm -rf node*
+wget $DOWNLOAD_URL || exit # Download the file given.
+tar xvf node-$NODE_LATEST-linux-$ARM.tar.gz || exit
+cd node* || exit
+sudo cp -R * /usr/local || exit
+cd .. || exit
+rm -rf node* || exit
 # Run Node checks to make sure Node works properly.
-curl -sL https://deb.nodesource.com/test | bash -
+(curl -sL https://deb.nodesource.com/test | bash -) || exit
 npm config set loglevel info
 if [ ! -f package.json ]; then
 	wget https://github.com/nhubbard/MagicMirror/archive/v2-beta.zip
 	unzip v2-beta.zip
 	cd MagicMirror-2-beta
 fi
-npm install
+npm install || exit
 echo "We're ready! Run `npm start` from the MagicMirror-2-beta directory (not over SSH) and enjoy MagicMirror2!"