composer.json

{
    "name": "getdave/smashingmag-wordpress-composer",
    "description": "An example WordPress project using Composer",
    "authors": [
        {
            "name": "David",
            "email": "getdavemail@gmail.com"
        }
    ],
    "require": {
        "wpackagist/advanced-custom-fields": "4.2.*",
        "wpackagist/posts-to-posts": "1.6.*",
        "wpackagist/members": "0.2.*",
        "wordpress": "3.7.1",
        "fancyguy/webroot-installer": "1.0.0"
    },
    "require-dev": {
        "wpackagist/debug-bar": "0.8.*"
    },
    "repositories":[
        {
            "type":"composer",
            "url":"http://wpackagist.org"
        },
        {
            "type"   : "package",
            "package": {
                "name"   : "wordpress",
                "type"   : "webroot",
                "version": "3.7.1",
                "dist"   : {
                    "url" : "http://wordpress.org/wordpress-3.7.1.zip",
                    "type": "zip"
                },
                "source" : {
                    "url"  : "https://github.com/WordPress/WordPress",
                    "type" : "git",
                    "reference": "3.7.1"
                },
                "require" : {
                  "fancyguy/webroot-installer": "1.0.0"
                }
            }
        }
    ],
    "extra": {
        "installer-paths": {
            "content/plugins/{$name}/": ["type:wordpress-plugin"]
        },
        "webroot-dir": "wp",
        "webroot-package": "wordpress"
    }
}