This gist will run the necessary processes to install node,npm,imagemagick et.al on a 14.04 LTS installation. It has not be tested for multiple runs, and only on a fresh install, any dependency breaks are on you.

base-node-install-ubuntu-14-04

#!/bin/bash

if [ "$EUID" -ne 0 ]
  then echo "Please run as root"
  exit
fi

print_status() {
    echo
    echo "## $1"
    echo
}

bail() {
    echo 'Error executing command, exiting'
    exit 1
}

exec_cmd_nobail() {
    echo "+ $1"
    bash -c "$1"
}

exec_cmd() {
    exec_cmd_nobail "$1" || bail
}


print_status "Preparing to install"

apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv 7F0CEB10
echo 'deb http://downloads-distro.mongodb.org/repo/ubuntu-upstart dist 10gen' | tee /etc/apt/sources.list.d/mongodb.list

#This command runs apt-get update
curl -sL https://deb.nodesource.com/setup | bash -


apt-get install -y imagemagick nodejs nginx git mongodb-org build-essential ghostscript

exec_cmd "npm --version"
exec_cmd "nodejs --version"
exec_cmd "mongo -version"

print_status "Installing Stagecoach"

exec_cmd "mkdir -p /opt/"

exec_cmd "rm -rf /opt/stagecoach"
exec_cmd "git clone https://github.com/punkave/stagecoach.git /opt/stagecoach"

exec_cmd 
exec_cmd "echo \"# Currently must be /opt/stagecoach\" > /opt/stagecoach/settings" 
exec_cmd "echo \"DIR=/opt/stagecoach\" >> /opt/stagecoach/settings" 
exec_cmd "echo \"# User to launch individual webapps as.\" >> /opt/stagecoach/settings" 
exec_cmd "echo \"# Since they do not listen on port 80 this need not be root\" >> /opt/stagecoach/settings" 
exec_cmd "echo \"USER=apps\" >> /opt/stagecoach/settings" 

exec_cmd "adduser --home /opt/stagecoach/apps --disabled-password --gecos \"Application User\" apps"
exec_cmd "chown -R apps:apps /opt/stagecoach/apps"
exec_cmd "mkdir -p /opt/stagecoach/apps/.ssh/"

exec_cmd "npm install -g forever"

curl -sL https://gist.github.com/fotisp/f627bdd7f7fb2b0f0f53/raw/base-node-install-ubuntu-14-04 | sudo bash -