Symfony2实现在doctrine中内置数据的方法,symfony2doctrine
Symfony2实现在doctrine中内置数据的方法,symfony2doctrine
本文实例讲述了Symfony2实现在doctrine中内置数据的方法。分享给大家供大家参考,具体如下:
我们在使用symfony的时候,有时需要在数据库中内置一些数据,那么我们如何在doctrine中设置呢?
所幸,symfony已经为我们封装好了。这里,我们需要用到DoctrineFixturesBundle。
第一步,在composer.json中引入所需的DoctrineFixturesBundle:
{ "require": { "doctrine/doctrine-fixtures-bundle": "2.2.*" } }
第二步,执行composer:
composer update doctrine/doctrine-fixtures-bundle
第三步,在内核(app/AppKernel.php)中注册此bundle:
// ... public function registerBundles() { $bundles = array( // ... new Doctrine\Bundle\FixturesBundle\DoctrineFixturesBundle(), // ... ); // ... }
第四步,在需要内置数据的bundle下创建一个PHP类文件,如src/Acme/HelloBundle/DataFixtures/ORM/LoadUserData.php,其代码如下:
// src/Acme/HelloBundle/DataFixtures/ORM/LoadUserData.php namespace Acme\HelloBundle\DataFixtures\ORM; use Doctrine\Common\DataFixtures\FixtureInterface; use Doctrine\Common\Persistence\ObjectManager; use Acme\HelloBundle\Entity\User; class LoadUserData implements FixtureInterface { /** * {@inheritDoc} */ public function load(ObjectManager $manager) { $userAdmin = new User(); $userAdmin->setUsername('admin'); $userAdmin->setPassword('test'); $manager->persist($userAdmin); $manager->flush(); } }
第五步,通过console执行内置数据命令:
php app/console doctrine:fixtures:load #为防止数据库中原先的值被清除,可使用 --append 参数
此命令有以下三个参数:
–fixtures=/path/to/fixture – Use this option to manually specify the directory where the fixtures classes should be loaded;
–append – Use this flag to append data instead of deleting data before loading it (deleting first is the default behavior);
–em=manager_name – Manually specify the entity manager to use for loading the data.
官方文档:http://symfony.com/doc/current/bundles/DoctrineFixturesBundle/index.html
本文永久地址:http://blog.it985.com/6662.html
本文出自 IT985博客 ,转载时请注明出处及相应链接。
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希望本文所述对大家基于Symfony框架的PHP程序设计有所帮助。
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