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メモ > 技術 > フレームワーク: Symfony3 > データベースを使う

■データベースを使う
データーベースと Doctrine | SymDoc - PHP フレームワーク Symfony3 日本語ドキュメント Wiki http://symdoc.kwalk.jp/doc/book/doctrine 超入門 Symfony3 : (6) Doctrine ORM【前編】 | シムノート http://symnote.kwalk.jp/blog/2015-12-12/%E8%B6%85%E5%85%A5%E9%96%80_symfony3_doctrine_orm_%E5%89%8D%... ■データベースを作成 データベースと接続ユーザを作成
$ mysql -u root -p mysql> GRANT ALL PRIVILEGES ON symfony.* TO webmaster@localhost IDENTIFIED BY '1234'; mysql> FLUSH PRIVILEGES; mysql> CREATE DATABASE symfony DEFAULT CHARACTER SET utf8mb4; mysql> QUIT;
■テスト用データを登録
CREATE TABLE products( id INT UNSIGNED NOT NULL AUTO_INCREMENT COMMENT 'ID', name VARCHAR(255) NOT NULL COMMENT '名前', price INT NOT NULL COMMENT '価格', PRIMARY KEY(id) ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT '商品'; INSERT INTO products VALUES(NULL, '商品1', 100); INSERT INTO products VALUES(NULL, '商品2', 200); INSERT INTO products VALUES(NULL, '商品3', 300); SELECT * FROM products;
■Symfonyからデータを扱う my_project\app\config\parameters.yml
parameters: database_driver: pdo_mysql database_host: localhost database_port: null database_name: symfony database_user: webmaster database_password: 1234
my_project\src\AppBundle\Entity\Product.php
<?php namespace AppBundle\Entity; use Doctrine\ORM\Mapping as ORM; /** * @ORM\Entity * @ORM\Table(name="products") */ class Product { /** * @ORM\Column(type="integer") * @ORM\Id * @ORM\GeneratedValue(strategy="AUTO") */ protected $id; /** * @ORM\Column(type="string", length=100) */ protected $name; /** * @ORM\Column(type="integer") */ protected $price; /** * Get id * * @return int */ public function getId() { return $this->id; } /** * Set name * * @param string $name * * @return Car */ public function setName($name) { $this->name = $name; return $this; } /** * Get name * * @return string */ public function getName() { return $this->name; } /** * Set price * * @param integer $price * * @return Product */ public function setPrice($price) { $this->price = $price; return $this; } /** * Get price * * @return int */ public function getPrice() { return $this->price; } }
my_project\src\AppBundle\Controller\ProductController.php
<?php namespace AppBundle\Controller; use Sensio\Bundle\FrameworkExtraBundle\Configuration\Route; use Symfony\Bundle\FrameworkBundle\Controller\Controller; use Symfony\Component\HttpFoundation\Response; use AppBundle\Entity\Product; class ProductController extends Controller { /** * @Route("/products/") */ public function indexAction() { /* $product = new Product(); $product->setName('商品'); $product->setPrice(100); $em = $this->getDoctrine()->getManager(); $em->persist($product); $em->flush(); */ $products = $this->getDoctrine()->getRepository('AppBundle:Product')->findAll(); return $this->render('products/index.html.twig', ['products' => $products]); } }
my_project\app\Resources\views\products\index.html.twig
{% extends 'base.html.twig' %} {% block body %} <h1>商品</h1> <ul> {% for product in products %} <li>No.{{ product.id }} / {{ product.name }} / {{ product.price }}円</li> {% endfor %} </ul> {% endblock %}
http://192.168.33.10/app_dev.php/products/

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