Drupal VM, Meet Symfony Console

Drupal VM, Meet Symfony
Console

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Oliver Davies (opdavies)
Senior Drupal Developer for
Appnovation
Symfony hobbyist
Drupal VM user, Drupal VM Generator
maintainer
Drupal Bristol organiser, PHPSW co-
organiser, DrupalCamp committee
member

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Prerequisites
Object-orientated PHP
Composer
Autoloading, PSR-4

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About Drupal VM
Virtual machine for Drupal development
Developed and maintained by Jeff Geerling
Vagrant, Ansible
Con gured via YAML les
Customisable

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Using Drupal VM (< 3.0)
Download the project
Copy example.con g.yml to con g.yml
Edit values
Start the VM

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Using Drupal VM (>= 3.0)
default.con g.yml contains default values
Make con g.yml if needed and override values
Start the VM

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About the Drupal VM Generator
Symfony application
Twig
Generates minimal, use-case speci c
con guration les
http://bit.ly/announcing-drupal-vm-generator

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Using Drupal VM (>= 3.0)
default.con g.yml contains default values
Make con g.yml if needed and override values
Start the VM

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Drupal VM Generator Example 1

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Drupal VM Generator Example 2
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CLI Examples
Drush
Symfony/Drupal Console
Terminus (Pantheon)/Platform.sh
Artisan (Laravel)
Composer
Sculpin

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Symfony Console

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The Console component eases the creation of
beautiful and testable command line interfaces.
The Console component allows you to create command-line
commands. Your console commands can be used for any
recurring task, such as cronjobs, imports, or other batch jobs.
http://symfony.com/doc/current/components/console/introduction.html

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Installation
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Installation (cont)
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Installation (cont)
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Building a Console Application

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Steps
Download the Console component
Add an "entry point"
Con gure and run an A
p
p
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a
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i
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class
Add new Commands

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bin/drupalcamp
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bin/drupalcamp.php
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bin/drupalcamp.php (cont)
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Adding Commands

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Adding Commands
Add command classes in s
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Autoload via Composer
Add to A
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Autoloading via Composer
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Autoloading via Composer
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src/GoCommand.php
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src/GoCommand.php (cont)
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}

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bin/drupalcamp.php
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bin/drupalcamp.php
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Arguments and Options

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src/GoCommand.php
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src/GoCommand.php (cont)
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}

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Input and Output

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InputInterface
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)
;

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OutputInterface
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;

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OutputInterface
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;

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SymfonyStyle
title
section
text
comment
note
caution
table
ask
askHidden
con rm
choice
success
error
warning

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SymfonyStyle
p
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,
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)
;
}

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Interaction

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src/GoCommand.php
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)
)
;
}
}

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src/GoCommand.php
p
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c f
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c
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e
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e
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e $
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, $
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g
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n
t
(
'
n
a
m
e
'
)
)
;
}

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Dependency Injection

View Slide

Dependency Injection
Instantiate dependencies in single place or DI
container
Add as arguments when adding commands
Add as arguments to the constructor and assign
to properties
Make sure to call the __construct() method within
the parent class.

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src/Console/Application.php
u
s
e G
u
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l
e
H
t
t
p
\
C
l
i
e
n
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;
.
.
.
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c
l
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n
t = n
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w C
l
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(
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;
$
a
p
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a
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w N
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C
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m
a
n
d
(
$
c
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e
n
t
)
)
;

View Slide

src/Command/NewCommand.php
u
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e G
u
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e
H
t
t
p
\
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a
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;
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e S
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f
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y
\
C
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t
\
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;
f
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s N
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w
C
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d e
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t
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n
d
s C
o
m
m
a
n
d
{
p
r
i
v
a
t
e $
c
l
i
e
n
t
;
p
u
b
l
i
c f
u
n
c
t
i
o
n _
_
c
o
n
s
t
r
u
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t
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)
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;
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t
h
i
s
-
>
c
l
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n
t = $
c
l
i
e
n
t
;
}
}

View Slide

Distributing Your Application

View Slide

.phar les
PHP archive le
Packages your application into one le
b
o
x b
u
i
l
d

View Slide

Generating phar les
# c
o
m
p
o
s
e
r
.
j
s
o
n
"
s
c
r
i
p
t
s
"
: {
"
b
u
i
l
d
"
: [
"
b
o
x b
u
i
l
d
"
,
"
s
h
a
s
u
m d
r
u
p
a
l
v
m
.
p
h
a
r |
a
w
k '
{
p
r
i
n
t $
1
}
' > d
r
u
p
a
l
v
m
.
p
h
a
r
.
v
e
r
s
i
o
n
"
]
}
$ c
o
m
p
o
s
e
r r
u
n
-
s
c
r
i
p
t b
u
i
l
d

View Slide

Roadmap
Keep up to date with Drupal VM stable releases
New commands - updating existing les, adding
vhosts
Improve user defaults and settings

View Slide

Resources
https://github.com/opdavies/drupal-vm-
generator
https://www.drupalvmgenerator.com
http://bit.ly/announcing-drupal-vm-generator
http://symfony.com/doc/current/components
http://symfony.com/doc/current/cookbook/console

View Slide

Questions?

View Slide

Feedback
@opdavies
https://www.oliverdavies.uk

View Slide

Drupal VM, Meet Symfony Console

Drupal VM, Meet Symfony Console

Oliver Davies

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