Deploys an application on a folder to heroku.

herokudeploy.sh

#!/bin/bash

# Constants

# Variables
folder=
herokuapp=
init=
commit=`git rev-parse --short HEAD`

# Functions
push()
{
    echo "Deploying heroku app:"
    echo 'Folder         = ' $folder
    echo 'Heroku App     = ' $herokuapp
    echo 'Current commit = ' $commit

    git push https://git.heroku.com/$herokuapp.git `git subtree split --prefix $folder $commit`:master --force
}

push_init()
{
    echo "Deploying heroku app for the first time:"
    echo 'Folder         = ' $folder
    echo 'Heroku App     = ' $herokuapp
    echo 'Current commit = ' $commit

    heroku create $herokuapp --buildpack heroku/php
    echo $herokuapp > "$folder/herokuapp"
    git add "$folder/"
    git commit -m "[$folder] Initial Commit"
    git push https://git.heroku.com/$herokuapp.git `git subtree split --prefix $folder $commit`:refs/heads/master --force
}


usage()
{
    echo "usage: deploy [[[-f folder ] [-a herokuapp] [-i|--init]] | [-h]]"
    echo ""
    echo "-i|--init:    Initializes the heroku app with the webpack,"
    echo "              and creates a 'herokuapp' file with the name created."
    echo ""
    echo "-a|--app:     The name of the heroku application to use. If empty,"
    echo "              it will read a 'herokuapp' file."
    echo ""
    echo "-f|--folder:  The folder to deploy. This is a required field."
}


# Parse the command line
while [[ $# -gt 0 ]]; do
    case $1 in
        -f | --folder )
            shift # past argument
            folder=$1
            shift # past value
            ;;
        -a | --app )
            shift # past argument
            herokuapp=$1
            shift # past value
            ;;
        -i | --init )
            shift # past argument
            init=1
            ;;
        -h | --help )
            usage
            exit
            ;;
        * )
            usage
            exit 1
    esac
done

if [ "$folder" = "" ]; then
    echo "You must declare a folder to deploy."
    usage
    exit
fi

if [ "$herokuapp" = "" ]; then
    echo "Reading herokuapp file..."
    herokuapp=`cat $folder/herokuapp`
fi

if [ "$init" = "1" ]; then
	push_init
else
	push
fi