8000 [Routing] Use env() in route condition · symfony/symfony@d71b869 · GitHub
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[Routing] Use env() in route condition
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‎src/Symfony/Bundle/FrameworkBundle/Resources/config/routing.xml

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@@ -115,5 +115,9 @@
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<service id="Symfony\Bundle\FrameworkBundle\Controller\TemplateController" public="true">
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<argument type="service" id="twig" on-invalid="ignore" />
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</service>
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<service id="Symfony\Component\Routing\Matcher\ExpressionLanguageProvider" public="false">
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<tag name="routing.expression_language_provider" />
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</service>
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</services>
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</container>

‎src/Symfony/Component/Routing/CHANGELOG.md

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@@ -8,6 +8,7 @@ CHANGELOG
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* deprecated `RouteCollectionBuilder` in favor of `RoutingConfigurator`.
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* added "priority" option to annotated routes
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* added argument `$priority` to `RouteCollection::add()`
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* added `ExpressionLanguageProvider` that provides `env` function.
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5.0.0
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-----

‎src/Symfony/Component/Routing/Matcher/ExpressionLanguageProvider.php

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<?php
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namespace Symfony\Component\Routing\Matcher;
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use Symfony\Component\ExpressionLanguage\ExpressionFunction;
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use Symfony\Component\ExpressionLanguage\ExpressionFunctionProviderInterface;
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/**
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* Define some ExpressionLanguage functions.
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*
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* @author Ahmed TAILOULOUTE <ahmed.tailouloute@gmail.com>
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*/
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class ExpressionLanguageProvider implements ExpressionFunctionProviderInterface
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{
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/**
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* @inheritDoc
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*/
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public function getFunctions()
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{
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return [
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new ExpressionFunction(
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'env',
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static function ($str) {
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return sprintf('($_SERVER[%s] ?? null)', $str);
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},
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static function ($arguments, $str) {
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return $_SERVER[$str] ?? null;
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}
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)
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];
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}
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}

‎src/Symfony/Component/Routing/Tests/Matcher/ExpressionLanguageTest.php

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<?php
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namespace Symfony\Component\Routing\Tests\Matcher;
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use PHPUnit\Framework\TestCase;
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use Symfony\Component\ExpressionLanguage\ExpressionLanguage;
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use Symfony\Component\Routing\Matcher\ExpressionLanguageProvider;
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class ExpressionLanguageTest extends TestCase
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{
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public function setUp()
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{
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$_SERVER['test__APP_ENV'] = 'test';
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$_SERVER['test__PHP_VERSION'] = '7.2';
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}
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/**
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* @dataProvider provider
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*/
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public function testEnv(string $expression, $expected): void
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{
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$expressionLanguage = new ExpressionLanguage();
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$expressionLanguage->registerProvider(new ExpressionLanguageProvider());
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$this->assertEquals($expected, $expressionLanguage->evaluate($expression));
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}
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public function provider(): array
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{
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return [
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['env("test__APP_ENV")', 'test'],
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['env("test__PHP_VERSION")', '7.2'],
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['env("test__unknown_env_variable")', null],
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];
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}
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public function tearDown()
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{
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unset($_SERVER['test__APP_ENV'], $_SERVER['test__PHP_VERSION']);
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}
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}

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