Adventures in Symfony

Using Open Source Software to Make an MMO Game

Margaret Staples

Adventures in Symfony

Using Open Source Software to Make an MMO Game

Margaret Staples

joind.in/talk/edd45

Hello, nice to meet you!

I'm Margaret Staples

Hello, nice to meet you!

I'm Margaret Staples

I've been developing a Social Strategy City-Builder RPG

game of awesomeness.

Overview

Planning

Core Systems Development

Player Testing

Feature Completion

Deployment

Planning

Inventory Design Info

Locate, Categorize, Analyze.

Planning

Conceptualize Development

“No Battle Plan Survives Contact With the Enemy”

Planning

Initial Database Design

Resources

Goods

Buildings

Items

Actions

Districts

Classes

Attributes

Units

Planning

Learn the Framework

"Learn" the "Framework"

Core Systems

harvesting, processing, crafting, training, building, actions, leveling

Core Systems

Initial Database Content

Install Doctrine Fixtures Bundle

Create Entities

> composer require doctrine/doctrine-fixtures-bundle

 // src/Group/NameBundle/Entity/Resources.php
/**
 * @ORM\Entity
 * @ORM\Table(name="resources")
 */

> php app/console doctrine:schema:update --force

> php app/console doctrine:generate:entities Group/NameBundle/Entity/Resources

Core Systems

Initial Database Content

Fixtures and Generated Data

Google Docs

Design Documents

Fixture Spreadsheets

Export to CSV

// [ProjectDirectory]/src/[Group]/[Bundle]/Datafixtures/ORM/exports

Core Systems

Initial Database Content

// src/Group/NameBundle/DataFixtures/ORM/LoadResourcesData.php

namespace Group\NameBundle\DataFixtures\ORM;

use Doctrine\Common\DataFixtures\FixtureInterface;
use Doctrine\Common\Persistence\ObjectManager;
use Group\NameBundle\Entity\Resources;

class LoadResourcesData implements FixtureInterface
{
    public function load(ObjectManager $manager)
    {
        $filename = __DIR__.'/exports/resources.txt';
        $fd = fopen($filename, "r");
        $contents = fread($fd, 10000);
        fclose($fd);
        $splitcontents = explode(',', $contents);
        $counter=0;
        foreach ($splitcontents as $each) {
            if ($counter == 0) {
                $resource = new Resources();
                $resource->setName($each);
            }
            ...
        }
    }
}

> php app/console doctrine:fixtures:load

Core Systems

Initial Database Content

// src/Group/NameBundle/Command/startOneCommand.php

namespace Group\NameBundle\Command;

use Symfony\Bundle\FrameworkBundle\Command\ContainerAwareCommand;
use Symfony\Component\Console\Output\OutputInterface;
use ONN\BrunBundle\Entity\Resources;

class startOneCommand extends ContainerAwareCommand
{
    protected function configure()
    {
        $this->setName('start:one')
             ->setDescription('setup the game server');
    }

    protected function execute(InputInterface $input, OutputInterface $output)
    {
        $em = $this->getContainer()->get('doctrine')->getManager('default');

        $output->writeln('step one process: generating Wilderness');
        $this->generateWilderness();
        $output->writeln('... complete');
    }
}

> php app/console start:one

Core Systems

Expanded Interactions

Fundamentals

Login, Character Creation, Settlement Creation

Player (FOS UserBundle)

Lord Character

Hero Character

Settlement

*Facebook, Google+, Twitter, Steam

Core Systems

Initial Interactions

Harvest, Process, Construction

Core Systems

Initial Time Based Events

Harvest, Process, Construction

Timed Event Tables:

EventMin
EventHour
EventDay
EventWeek

Core Systems

Initial Time Based Events

Harvest, Process, Construction

// src/Group/NameBundle/Command/timeCommand.php
...
class timeCommand extends ContainerAwareCommand
{
    protected function configure()
    {
        $this
            ->setName('time')
            ->setDescription('Triggers timed event processing')
            ->setDefinition(array(
                new InputArgument(
                    'timer',
                    InputArgument::REQUIRED,
                    'timer name'
                ),
            ));
    }

    protected function execute(InputInterface $input, OutputInterface $output)
    {
        $timer = $input->getArgument('timer');
    }
}

> php app/console time days

Core Systems

Initial Time Based Events

Harvest, Process, Construction

#!/bin/bash
# scripts/brunday.bsh

logfile=~/logs/bruncycle.log
exec >> $logfile 2>&1
export PATH
echo "Brun Daily Cycle:" >> ~/logs/bruncycle.log
php ~/www/app/console time days

> crontab -e

0    0    1    *    *    ~/scripts/brunback.bsh
01   *    *    *    *    ~/scripts/brunday.bsh
01   01   *    *    *    ~/scripts/brunweek.bsh
*/15 *    *    *    *    ~/scripts/brunhour.bsh
*/5  *    *    *    *    ~/scripts/checkcycle.bsh

Core Systems

Initial UI

Like a MUD with web forms


public function someFormAction(Request $request, $active = 'no') 
{
    $form_name = "someForm";
    $form_path = "some_form";
    
    $form = $this->createFormBuilder(null)
        ...
        ->getForm();

    return $this->render('GroupNameBundle:None:formFragment.html.twig', [
        'form' => $form->createView(), 
        'form_name'=>$form_name,
        'form_path'=>$form_path
    ]);
}

Core Systems

Initial UI

Like a MUD with web forms

<script>
    function formSubmit(path,form_name) {
        $.post( path,
            $('#form_'+form_name).serialize(),
            function(data){
                $('#container_'+form_name).empty().append(data);
            }
        );
        return false;
    }
</script>

<div id="container_{{ form_name }}">
    <form id='form_{{ form_name }}' method="post" 
        {{ form_enctype(form) }} name="{{ form_name }}" >
        
        {{ form_widget(form) }}
        
        <input id="{{ form_name }}" 
           onclick="formSubmit('{{ path( form_path, { 'active': 'yes' }) }}','{{ form_name }}')" 
           value='Submit' class='btn btn-small btn-custom' />
    </form>
</div>

Core Systems

First Exposure to "Community"

Core Systems

Expanded Interactions

Forums

Crafting

Training

Actions

Leveling

Ranking

Local Markets

Global Market

Game Market

Fealty

Equipping

Friendship

Enmity

Marriage

Handfasting

Divorce

Dueling

Diplomacy

Scenarios

Armies

Player Testing

dissolution of assumptions

Player Testing

Players Do Things Differently

Players . . .

Do Things Differently

Create Unpredicted Strain

Provide Design Clarity

Player Testing

Communicating with Players

Bug Report Form

Game Forum Posts

Game Forum PMs

Feature Completion

Organization Concerns

What Goes Where, With Access to What

Controllers

Services

Repositories

Commands

Feature Completion

Peripheral Features

"Peripheral" Features

Require as Much or More as "Core" Features

JIT Design Completion:

Less Flexible, Harder Refactors

Feature Completion

Deliberate Testing

Feature Completion

Time Based Events: Redux

RabbitMQ

> composer require oldsound/rabbitmq:1.*

# app/config/config.yml
old_sound_rabbit_mq:
    connections:
        default:
            host:     'localhost'
            port:     5672
            user:     %rabbit_user%
            password: %rabbit_password%
            ...
    producers:
        queue_task:
            ...
    consumers:
        queue_task:
            ...

Feature Completion

Time Based Events: Redux

RabbitMQ

# src/Group/NameBundle/Consumer/ProcessQueueConsumer.php
...
class ProcessQueueConsumer implements ConsumerInterface
{
    public function __construct(EntityManager $entityManager, $kernel)
    {
        ...
    }

    public function execute(AMQPMessage $msg)
    {
        $kernel = $this->kernel;
        $command = $msg->body;
        ...
        $path = str_replace('scripts','','php '. $kernel->getRootDir() . '/console ' . $command);
        $process = new Process($path);
        $process->start();
        ...
        return $process->getOutput();
    }
}

$command = 'update-act-access '.$char_id;
$this->get('old_sound_rabbit_mq.queue_task_producer')->publish($command);

Feature Completion

Time Based Events: Redux

#!/bin/bash
# scripts/checkworkers.bsh

NB_TASKS=15
SYMFONY_ENV="prod"

TEXT[0]="app/console rabbitmq:consumer -l 256 queue_task"

for text in "${TEXT[@]}"
do

NB_LAUNCHED=$(ps ax | grep "$text" | grep -v grep | wc -l)

TASK="/usr/bin/env php ${text} --env=${SYMFONY_ENV}"

for (( i=${NB_LAUNCHED}; i<${NB_TASKS}; i++ ))
do
  echo "$(date +%c) - Launching a new consumer"
  nohup $TASK > consumer_$i.log &
done

done

RabbitMQ

Feature Completion

Reflecting Change for Active Players

Reflecting Change to Active Players

Feature Completion

API

Feature Completion

3rd Party Code Upgrades

3rd Party Code

Doctrine Fixtures

FOS User

~~FOS Facebook~~

~~FOS Twitter~~

~~Bitgandtter Google~~

Widop PHPBB

Oldsound RabbitMQ

Cboden Ratchet

Egeloen CKeditor

Avalanche123 Imagine

Bundles

APIs

Steam

Twitter

Google

Facebook

Integrated Intsall

PHPBB

MediaWiki

SVG Avatars Generator

Deployment

Estimates are Hard

Deployment

Magic and Dreams

Payments

Players

Settlement Servers

Interest

Decay

Adventures in Symfony

Using Open Source Software to Make an MMO Game

brunegame.com

Questions?

brunegame.com

Adventures in Symfony

Using Open Source Software to Make an MMO Game

brunegame.com

Margaret Staples

twitter: @dead_lugosi

freenode: deadlugosi

email: mstaples@aesopgames.com

Adventures in Symfony

Using Open Source Software to Make an MMO Game

Margaret Staples

Adventures in Symfony

Using Open Source Software to Make an MMO Game

Margaret Staples

joind.in/talk/edd45

Hello, nice to meet you!

I'm Margaret Staples

Hello, nice to meet you!

I'm Margaret Staples

Overview

Planning

Core Systems Development

Player Testing

Feature Completion

Deployment

Planning

Inventory Design Info

Conceptualize Development

“No Battle Plan Survives Contact With the Enemy”

Initial Database Design

"Learn" the "Framework"

Core Systems

Initial Database Content

Initial Database Content

Fixtures and Generated Data

Google Docs

Initial Database Content

Initial Database Content

Fundamentals

Login, Character Creation, Settlement Creation

Player (FOS UserBundle)

Lord Character

Hero Character

Settlement

Initial Interactions

Harvest, Process, Construction

Initial Time Based Events

Harvest, Process, Construction

Initial Time Based Events

Harvest, Process, Construction

Initial Time Based Events

Harvest, Process, Construction

Initial UI

Like a MUD with web forms

Initial UI

Like a MUD with web forms

First Exposure to "Community"

Expanded Interactions

Player Testing

Players . . .

Do Things Differently

Create Unpredicted Strain

Provide Design Clarity

Communicating with Players

Prioritizing Reports and Requests

Feature Completion

Organization Concerns

What Goes Where, With Access to What

Controllers

Services

Repositories

Commands

"Peripheral" Features

Require as Much or More as "Core" Features

JIT Design Completion:

Deliberate Testing

Time Based Events: Redux

RabbitMQ

Time Based Events: Redux

RabbitMQ

Time Based Events: Redux

RabbitMQ

Reflecting Change to Active Players

API

3rd Party Code

Bundles

APIs

Integrated Intsall