Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Dependency injection v Nette 2.1 prakticky
Search
Filip Procházka
January 27, 2014
Technology
0
49
Dependency injection v Nette 2.1 prakticky
Filip Procházka
January 27, 2014
Tweet
Share
More Decks by Filip Procházka
See All by Filip Procházka
Evolving architecture
fprochazka
0
200
Value objects in PHP
fprochazka
1
200
Jak psát testy na REST API
fprochazka
0
100
V gitu se nic neztratí
fprochazka
0
380
Co se PHP programátor může naučit od Javy?
fprochazka
1
120
4 roky remote
fprochazka
1
81
Před čím tě Nette ani Symfony neochrání
fprochazka
0
150
Nejlepší cache je žádná cache
fprochazka
0
120
Doctrine: co dělat, když entity nestačí
fprochazka
0
63
Other Decks in Technology
See All in Technology
20250929_QaaS_vol20
mura_shin
0
110
SwiftUIのGeometryReaderとScrollViewを基礎から応用まで学び直す:設計と活用事例
fumiyasac0921
0
130
定期的な価値提供だけじゃない、スクラムが導くチームの共創化 / 20251004 Naoki Takahashi
shift_evolve
PRO
3
290
ACA でMAGI システムを社内で展開しようとした話
mappie_kochi
0
240
データエンジニアがこの先生きのこるには...?
10xinc
0
440
業務自動化プラットフォーム Google Agentspace に入門してみる #devio2025
maroon1st
0
180
空間を設計する力を考える / 20251004 Naoki Takahashi
shift_evolve
PRO
3
320
いま注目しているデータエンジニアリングの論点
ikkimiyazaki
0
580
extension 現場で使えるXcodeショートカット一覧
ktombow
0
200
Windows で省エネ
murachiakira
0
160
stupid jj tricks
indirect
0
7.9k
PythonとLLMで挑む、 4コマ漫画の構造化データ化
esuji5
1
130
Featured
See All Featured
ピンチをチャンスに:未来をつくるプロダクトロードマップ #pmconf2020
aki_iinuma
127
53k
[Rails World 2023 - Day 1 Closing Keynote] - The Magic of Rails
eileencodes
36
2.5k
Speed Design
sergeychernyshev
32
1.1k
Intergalactic Javascript Robots from Outer Space
tanoku
273
27k
Art, The Web, and Tiny UX
lynnandtonic
303
21k
Docker and Python
trallard
46
3.6k
The Success of Rails: Ensuring Growth for the Next 100 Years
eileencodes
46
7.6k
Testing 201, or: Great Expectations
jmmastey
45
7.7k
Imperfection Machines: The Place of Print at Facebook
scottboms
269
13k
Balancing Empowerment & Direction
lara
4
680
Making the Leap to Tech Lead
cromwellryan
135
9.5k
Designing for Performance
lara
610
69k
Transcript
Nette ❤ DI @ProchazkaFilip - @Damejidlo
Co si povíme? - rychle prolítneme teorii DI - jak
to funguje v Nette - jak napsat použitelné rozšíření
Teorie: typy injekce - konstruktor - setter - property -
magie
Konstruktor injection class Cart extends Nette\Object { private $entityManager; public
function __construct(EntityManager $em) { $this->entityManager = $em; } http://wbab.suffolk.lib.ny.us/wp-content/uploads/2013/12/medals.jpg
Setter injection class Cart extends Nette\Object { private $entityManager; public
function setEntityManager(EntityManager $em) { $this->entityManager = $em; } http://wbab.suffolk.lib.ny.us/wp-content/uploads/2013/12/medals.jpg
Property injection class Cart extends Nette\Object { /** @var EntityManager
*/ public $entityManager; http://wbab.suffolk.lib.ny.us/wp-content/uploads/2013/12/medals.jpg
Magic injection class Cart extends Nette\Object { /** @var EntityManager
*/ private $entityManager; http://www.wyatt-lorenz.com/images/biohazard_warnings.jpg
Teorie: slovníček - DI Container (composition root) - služby -
implementace / abstrakce
Praxe: konfigurace - služby - rozšíření
Registrace služby services: - Damejidlo\Cart()
Konfigurace rozšíření nette: latte: macros: - Assets\CssMacro
Bacha na zanoření parameters: services: nette:
Praxe: typy služeb - modely - presentery - komponenty
Modely - konstruktor (99.99%) - setter (když jsi v úzkých)
- property (ehm?)
Presentery - konstruktor (myslím že ne Time) - setter inject*()
(přihořívá) - property @inject (vítěz!) /** @var Damejidlo\Cart @inject */ public $cart;
Presentery services: productListPresenter: class: ShopModule\ProductsPresenter() setup: - $tempPath(%tempPath%) # nebo
- BlogModule\ArticlePresenter()
Komponenty - konstruktor (ano prosím!) - setter (meh?) - property
(bleh)
Komponenty v presenterech protected function createComponentForm() { return new OrderForm($entityManager???)
}
Ruční továrničky class OrderFormFactory { private $em; function __construct(EntityManager $em)
{ … } /** @return OrderForm */ public function create() { return new OrderForm($this->em); }
Generované továrničky interface IOrderFormFactory { /** @return OrderForm */ function
create(); }
Generované továrničky services: orderFormFactory: implement: IOrderFormFactory # nebo - {implement:
IOrderFormFactory}
Generované továrničky /** @var IOrderFormFactory @inject */ public $orderFormFactory; protected
function createComponentOrderForm() { $form = $this->orderFormFactory->create(); $form->onSuccess[] = ...; return $form }
Rozšíření class OrmExtension extends CompilerExtension { # vytvori služby public
function loadConfiguration() { } # upravuje své a jiné služby public function beforeCompile() { } # hackuje DI container public function afterCompile() { }
Dobré rozšíření - Composer - MUST HAVE - Jednoduchá registrace
- Convention over Configuration - validujte
Dotazy?