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[Routing] Expose request in route conditions, if needed and possible #22636

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[Routing] Expose request in route conditions, if needed and possible #22636

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[Routing] Expose request in conditions, if needed and possible
ro0NL May 4, 2017
b0a141a
mark internal
ro0NL May 15, 2017
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2 changes: 1 addition & 1 deletion src/Symfony/Component/Routing/Matcher/RedirectableUrlMatcher.php
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Original file line number Diff line number Diff line change
Expand Up @@ -49,7 +49,7 @@ public function match($pathinfo)
protected function handleRouteRequirements($pathinfo, $name, Route $route)
{
// expression condition
if ($route->getCondition() && !$this->getExpressionLanguage()->evaluate($route->getCondition(), array('context' => $this->context, 'request' => $this->request))) {
if ($route->getCondition() && !$this->getExpressionLanguage()->evaluate($route->getCondition(), array('context' => $this->context, 'request' => $this->request ?: $this->createRequest($pathinfo)))) {
return array(self::REQUIREMENT_MISMATCH, null);
}

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2 changes: 1 addition & 1 deletion src/Symfony/Component/Routing/Matcher/TraceableUrlMatcher.php
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Expand Up @@ -105,7 +105,7 @@ protected function matchCollection($pathinfo, RouteCollection $routes)

// check condition
if ($condition = $route->getCondition()) {
if (!$this->getExpressionLanguage()->evaluate($condition, array('context' => $this->context, 'request' => $this->request))) {
if (!$this->getExpressionLanguage()->evaluate($condition, array('context' => $this->context, 'request' => $this->request ?: $this->createRequest($pathinfo)))) {
$this->addTrace(sprintf('Condition "%s" does not evaluate to "true"', $condition), self::ROUTE_ALMOST_MATCHES, $name, $route);

continue;
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17 changes: 16 additions & 1 deletion src/Symfony/Component/Routing/Matcher/UrlMatcher.php
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Expand Up @@ -207,7 +207,7 @@ protected function getAttributes(Route $route, $name, array $attributes)
protected function handleRouteRequirements($pathinfo, $name, Route $route)
{
// expression condition
if ($route->getCondition() && !$this->getExpressionLanguage()->evaluate($route->getCondition(), array('context' => $this->context, 'request' => $this->request))) {
if ($route->getCondition() && !$this->getExpressionLanguage()->evaluate($route->getCondition(), array('context' => $this->context, 'request' => $this->request ?: $this->createRequest($pathinfo)))) {
return array(self::REQUIREMENT_MISMATCH, null);
}

Expand Down Expand Up @@ -248,4 +248,19 @@ protected function getExpressionLanguage()

return $this->expressionLanguage;
}

/**
* @internal
*/
protected function createRequest($pathinfo)
{
if (!class_exists('Symfony\Component\HttpFoundation\Request')) {
return null;
}

return Request::create($this->context->getScheme().'://'.$this->context->getHost().$this->context->getBaseUrl().$pathinfo, $this->context->getMethod(), $this->context->getParameters(), array(), array(), array(
'SCRIPT_FILENAME' => $this->context->getBaseUrl(),
'SCRIPT_NAME' => $this->context->getBaseUrl(),
));
}
}
10 changes: 10 additions & 0 deletions src/Symfony/Component/Routing/Tests/Matcher/UrlMatcherTest.php
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Expand Up @@ -337,6 +337,16 @@ public function testCondition()
$matcher->match('/foo');
}

public function testRequestCondition()
{
$coll = new RouteCollection();
$route = new Route('/foo/{bar}');
$route->setCondition('request.getBaseUrl() == "/sub/front.php" and request.getPathInfo() == "/foo/bar"');
$coll->add('foo', $route);
$matcher = new UrlMatcher($coll, new RequestContext('/sub/front.php'));
$this->assertEquals(array('bar' => 'bar', '_route' => 'foo'), $matcher->match('/foo/bar'));
}

public function testDecodeOnce()
{
$coll = new RouteCollection();
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