build: start of install script

package.json

@@ -3,7 +3,6 @@
   "description": "Full node with extended capabilities using Bitcore and Bitcoin Core",
   "author": "BitPay <dev@bitpay.com>",
   "version": "2.1.1-dev",
-  "lastBuild": "2.1.1",
   "main": "./index.js",
   "repository": "git://github.com/bitpay/bitcore-node.git",
   "homepage": "https://github.com/bitpay/bitcore-node",
@@ -31,6 +30,7 @@
     "bitcore-node": "./bin/bitcore-node"
   },
   "scripts": {
+    "install": "./scripts/install",
     "test": "NODE_ENV=test mocha -R spec --recursive",
     "coverage": "NODE_ENV=test istanbul cover _mocha -- --recursive"
   },

scripts/install

@@ -0,0 +1,51 @@
+#!/bin/bash
+
+root_dir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)/.."
+platform=`uname -a | awk '{print tolower($1)}'`
+arch=`uname -m`
+version="0.12.0-bitcore"
+url="https://github.com/"
+
+cd "${root_dir}/bin"
+
+if [ "${platform}" == "linux" ]; then
+    if [ "${arch}" == "x86_64" ]; then
+        tarball_name="bitcoin-${version}-linux64.tar.gz"
+    elif [ "${arch}" == "x86_32" ]; then
+        tarball_name="bitcoin-${version}-linux32.tar.gz"
+    fi
+elif [ "${platform}" == "darwin" ]; then
+    tarball_name="bitcoin-${version}-osx64.tar.gz"
+else
+    echo "Bitcoin binary distribution not available for platform and architecture"
+    exit -1
+fi
+
+binary_url="${url}/${tarball_name}"
+
+echo "Downloading bitcoin: ${binary_url}"
+
+is_curl=true
+if hash curl 2>/dev/null; then
+    curl --fail -I $binary_url >/dev/null 2>&1
+else
+    is_curl=false
+    wget --server-response --spider $binary_url >/dev/null 2>&1
+fi
+
+if test $? -eq 0; then
+    if [ "${is_curl}" = true ]; then
+        curl $binary_url > $tarball_name
+    else
+        wget $binary_url
+    fi
+    if test -e "${tarball_name}"; then
+        echo "Unpacking bitcoin distribution"
+        tar -xvzf $tarball_name
+        if test $? -eq 0; then
+            exit 0
+        fi
+    fi
+fi
+echo "Bitcoin binary distribution could not be downloaded"
+exit -1