Add Heroku one-click install button

README.markdown

@@ -16,6 +16,8 @@ Official website: <http://kanboard.net>
 
 [![Scrutinizer Code Quality](https://scrutinizer-ci.com/g/fguillot/kanboard/badges/quality-score.png?s=2b6490781608657cc8c43d02285bfafb4f489528)](https://scrutinizer-ci.com/g/fguillot/kanboard/)
 
+[![Deploy](https://www.herokucdn.com/deploy/button.png)](https://heroku.com/deploy)
+
 Features
 --------
 
@@ -97,6 +99,7 @@ Documentation
 - [Installation on Centos](docs/centos-installation.markdown)
 - [Installation on FreeBSD](docs/freebsd-installation.markdown)
 - [Installation on Windows Server with IIS](docs/windows-iis-installation.markdown)
+- [Installation on Heroku](docs/heroku.markdown)
 - [Example with Nginx + HTTPS + SPDY + PHP-FPM](docs/nginx-ssl-php-fpm.markdown)
 
 #### Database

app.json

@@ -0,0 +1,8 @@
+{
+  "name": "Kanboard",
+  "description": "Kanboard is a simple visual task board",
+  "repository": "https://github.com/fguillot/kanboard",
+  "logo": "http://kanboard.net/assets/img/icon.svg",
+  "keywords": ["kanboard", "kanban", "php", "agile"],
+  "addons": ["heroku-postgresql:hobby-dev"]
+}

app/common.php

@@ -2,6 +2,18 @@
 
 require 'vendor/autoload.php';
 
+// Automatically parse environment configuration (Heroku)
+if (getenv('DATABASE_URL')) {
+
+    $dbopts = parse_url(getenv('DATABASE_URL'));
+
+    define('DB_DRIVER', $dbopts['scheme']);
+    define('DB_USERNAME', $dbopts["user"]);
+    define('DB_PASSWORD', $dbopts["pass"]);
+    define('DB_HOSTNAME', $dbopts["host"]);
+    define('DB_NAME', ltrim($dbopts["path"],'/'));
+}
+
 // Include custom config file
 if (file_exists('config.php')) {
     require 'config.php';

docs/heroku.markdown

@@ -0,0 +1,38 @@
+Deploy Kanboard on Heroku
+=========================
+
+You can try Kanboard for free on [Heroku](https://www.heroku.com/).
+You can use this one click install button or follow the manual instructions below:
+
+[![Deploy](https://www.herokucdn.com/deploy/button.png)](https://heroku.com/deploy?template=https://github.com/fguillot/kanboard)
+
+Requirements
+------------
+
+- Heroku account, you can use a free account
+- Heroku command line tool installed
+
+Manual instructions
+-------------------
+
+```bash
+# Get the last development version
+git clone https://github.com/fguillot/kanboard.git
+cd kanboard
+
+# Push the code to Heroku (You can also use SSH if git over HTTP doesn't work)
+heroku create
+git push heroku master
+
+# Start a new dyno with a Postgresql database
+heroku ps:scale web=1
+heroku addons:add heroku-postgresql:hobby-dev
+
+# Open your browser
+heroku open
+```
+
+Limitations
+-----------
+
+The storage on Heroku is ephemeral, that means uploaded files through Kanboard are not persistent after a reboot.