Merge branch '3.0' into 3.1

* 3.0:
  [HttpKernel] fixed internal subrequests having an if-modified-since-header
  [Security] Fix deprecated usage of DigestAuthenticationEntryPoint::getKey() in DigestAuthenticationListener
  [Validator] Added additional MasterCard range to the CardSchemeValidator
  Make the exception message more clear.
  [Form] fixed bug - name in ButtonBuilder
  [DoctrineBridge] added missing error code for constraint.
  [ClassLoader] Fix declared classes being computed when not needed
  [varDumper] Fix missing usage of ExceptionCaster::$traceArgs

src/Symfony/Bridge/Doctrine/Tests/Validator/Constraints/UniqueEntityValidatorTest.php

@@ -166,6 +166,7 @@ class UniqueEntityValidatorTest extends AbstractConstraintValidatorTest
             ->atPath('property.path.name')
             ->setParameter('{{ value }}', 'Foo')
             ->setInvalidValue('Foo')
+            ->setCode(UniqueEntity::NOT_UNIQUE_ERROR)
             ->assertRaised();
     }
 
@@ -190,6 +191,7 @@ class UniqueEntityValidatorTest extends AbstractConstraintValidatorTest
             ->atPath('property.path.bar')
             ->setParameter('{{ value }}', 'Foo')
             ->setInvalidValue('Foo')
+            ->setCode(UniqueEntity::NOT_UNIQUE_ERROR)
             ->assertRaised();
     }
 
@@ -242,6 +244,7 @@ class UniqueEntityValidatorTest extends AbstractConstraintValidatorTest
             ->atPath('property.path.name')
             ->setParameter('{{ value }}', 'Foo')
             ->setInvalidValue('Foo')
+            ->setCode(UniqueEntity::NOT_UNIQUE_ERROR)
             ->assertRaised();
     }
 
@@ -274,6 +277,7 @@ class UniqueEntityValidatorTest extends AbstractConstraintValidatorTest
             ->atPath('property.path.name2')
             ->setParameter('{{ value }}', 'Bar')
             ->setInvalidValue('Bar')
+            ->setCode(UniqueEntity::NOT_UNIQUE_ERROR)
             ->assertRaised();
     }
 
@@ -407,6 +411,7 @@ class UniqueEntityValidatorTest extends AbstractConstraintValidatorTest
             ->atPath('property.path.single')
             ->setParameter('{{ value }}', $entity1)
             ->setInvalidValue($entity1)
+            ->setCode(UniqueEntity::NOT_UNIQUE_ERROR)
             ->assertRaised();
     }
 

src/Symfony/Bridge/Doctrine/Validator/Constraints/UniqueEntity.php

@@ -23,6 +23,8 @@ use Symfony\Component\Validator\Constraint;
  */
 class UniqueEntity extends Constraint
 {
+    const NOT_UNIQUE_ERROR = '23bd9dbf-6b9b-41cd-a99e-4844bcf3077f';
+
     public $message = 'This value is already used.';
     public $service = 'doctrine.orm.validator.unique';
     public $em = null;
@@ -31,6 +33,10 @@ class UniqueEntity extends Constraint
     public $errorPath = null;
     public $ignoreNull = true;
 
+    protected static $errorNames = array(
+        self::NOT_UNIQUE_ERROR => 'NOT_UNIQUE_ERROR',
+    );
+
     public function getRequiredOptions()
     {
         return array('fields');

src/Symfony/Bridge/Doctrine/Validator/Constraints/UniqueEntityValidator.php

@@ -135,6 +135,7 @@ class UniqueEntityValidator extends ConstraintValidator
             ->atPath($errorPath)
             ->setParameter('{{ value }}', $invalidValue)
             ->setInvalidValue($invalidValue)
+            ->setCode(UniqueEntity::NOT_UNIQUE_ERROR)
             ->addViolation();
     }
 }

src/Symfony/Component/ClassLoader/ClassCollectionLoader.php

@@ -43,9 +43,9 @@ class ClassCollectionLoader
 
         self::$loaded[$name] = true;
 
-        $declared = array_merge(get_declared_classes(), get_declared_interfaces(), get_declared_traits());
-
         if ($adaptive) {
+            $declared = array_merge(get_declared_classes(), get_declared_interfaces(), get_declared_traits());
+
             // don't include already declared classes
             $classes = array_diff($classes, $declared);
 
@@ -84,11 +84,14 @@ class ClassCollectionLoader
             }
         }
 
-        if (!$reload && is_file($cache)) {
+        if (!$reload && file_exists($cache)) {
             require_once $cache;
 
             return;
         }
+        if (!$adaptive) {
+            $declared = array_merge(get_declared_classes(), get_declared_interfaces(), get_declared_traits());
+        }
 
         $files = array();
         $content = '';

src/Symfony/Component/Form/ButtonBuilder.php

@@ -62,11 +62,12 @@ class ButtonBuilder implements \IteratorAggregate, FormBuilderInterface
      */
     public function __construct($name, array $options = array())
     {
-        if (empty($name) && 0 != $name) {
+        $name = (string) $name;
+        if ('' === $name) {
             throw new InvalidArgumentException('Buttons cannot have empty names.');
         }
 
-        $this->name = (string) $name;
+        $this->name = $name;
         $this->options = $options;
     }
 

src/Symfony/Component/Form/Tests/ButtonBuilderTest.php

@@ -0,0 +1,61 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Form\Tests;
+
+use Symfony\Component\Form\ButtonBuilder;
+
+/**
+ * @author Alexander Cheprasov <cheprasov.84@ya.ru>
+ */
+class ButtonBuilderTest extends \PHPUnit_Framework_TestCase
+{
+    public function getValidNames()
+    {
+        return array(
+            array('reset'),
+            array('submit'),
+            array('foo'),
+            array('0'),
+            array(0),
+            array('button[]'),
+        );
+    }
+
+    /**
+     * @dataProvider getValidNames
+     */
+    public function testValidNames($name)
+    {
+        $this->assertInstanceOf('\Symfony\Component\Form\ButtonBuilder', new ButtonBuilder($name));
+    }
+
+    public function getInvalidNames()
+    {
+        return array(
+            array(''),
+            array(false),
+            array(null),
+        );
+    }
+
+    /**
+     * @dataProvider getInvalidNames
+     */
+    public function testInvalidNames($name)
+    {
+        $this->setExpectedException(
+            '\Symfony\Component\Form\Exception\InvalidArgumentException',
+            'Buttons cannot have empty names.'
+        );
+        new ButtonBuilder($name);
+    }
+}

src/Symfony/Component/HttpKernel/Fragment/InlineFragmentRenderer.php

@@ -129,6 +129,8 @@ class InlineFragmentRenderer extends RoutableFragmentRenderer
         }
 
         $server['REMOTE_ADDR'] = '127.0.0.1';
+        unset($server['HTTP_IF_MODIFIED_SINCE']);
+        unset($server['HTTP_IF_NONE_MATCH']);
 
         $subRequest = Request::create($uri, 'get', array(), $cookies, array(), $server);
         if ($request->headers->has('Surrogate-Capability')) {

src/Symfony/Component/HttpKernel/Tests/Fragment/InlineFragmentRendererTest.php

@@ -226,6 +226,19 @@ class InlineFragmentRendererTest extends \PHPUnit_Framework_TestCase
 
         Request::setTrustedHeaderName(Request::HEADER_CLIENT_IP, $trustedHeaderName);
     }
+
+    public function testHeadersPossiblyResultingIn304AreNotAssignedToSubrequest()
+    {
+        $expectedSubRequest = Request::create('/');
+        if (Request::getTrustedHeaderName(Request::HEADER_CLIENT_IP)) {
+            $expectedSubRequest->headers->set('x-forwarded-for', array('127.0.0.1'));
+            $expectedSubRequest->server->set('HTTP_X_FORWARDED_FOR', '127.0.0.1');
+        }
+
+        $strategy = new InlineFragmentRenderer($this->getKernelExpectingRequest($expectedSubRequest));
+        $request = Request::create('/', 'GET', array(), array(), array(), array('HTTP_IF_MODIFIED_SINCE' => 'Fri, 01 Jan 2016 00:00:00 GMT', 'HTTP_IF_NONE_MATCH' => '*'));
+        $strategy->render('/', $request);
+    }
 }
 
 class Bar

src/Symfony/Component/Security/Http/Tests/Firewall/DigestAuthenticationListenerTest.php

@@ -0,0 +1,79 @@
+<?php
+
+namespace Symfony\Component\Security\Http\Tests\Firewall;
+
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\Security\Core\Authentication\Token\UsernamePasswordToken;
+use Symfony\Component\Security\Http\EntryPoint\DigestAuthenticationEntryPoint;
+use Symfony\Component\Security\Http\Firewall\DigestAuthenticationListener;
+
+class DigestAuthenticationListenerTest extends \PHPUnit_Framework_TestCase
+{
+    public function testHandleWithValidDigest()
+    {
+        $time = microtime(true) + 1000;
+        $secret = 'ThisIsASecret';
+        $nonce = base64_encode($time.':'.md5($time.':'.$secret));
+        $username = 'user';
+        $password = 'password';
+        $realm = 'Welcome, robot!';
+        $cnonce = 'MDIwODkz';
+        $nc = '00000001';
+        $qop = 'auth';
+        $uri = '/path/info?p1=5&p2=5';
+
+        $serverDigest = $this->calculateServerDigest($username, $realm, $password, $nc, $nonce, $cnonce, $qop, 'GET', $uri);
+
+        $digestData =
+            'username="'.$username.'", realm="'.$realm.'", nonce="'.$nonce.'", '.
+            'uri="'.$uri.'", cnonce="'.$cnonce.'", nc='.$nc.', qop="'.$qop.'", '.
+            'response="'.$serverDigest.'"'
+        ;
+
+        $request = new Request(array(), array(), array(), array(), array(), array('PHP_AUTH_DIGEST' => $digestData));
+
+        $entryPoint = new DigestAuthenticationEntryPoint($realm, $secret);
+
+        $user = $this->getMock('Symfony\Component\Security\Core\User\UserInterface');
+        $user->method('getPassword')->willReturn($password);
+
+        $providerKey = 'TheProviderKey';
+
+        $tokenStorage = $this->getMock('Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorageInterface');
+        $tokenStorage
+            ->expects($this->once())
+            ->method('getToken')
+            ->will($this->returnValue(null))
+        ;
+        $tokenStorage
+            ->expects($this->once())
+            ->method('setToken')
+            ->with($this->equalTo(new UsernamePasswordToken($user, $password, $providerKey)))
+        ;
+
+        $userProvider = $this->getMock('Symfony\Component\Security\Core\User\UserProviderInterface');
+        $userProvider->method('loadUserByUsername')->willReturn($user);
+
+        $listener = new DigestAuthenticationListener($tokenStorage, $userProvider, $providerKey, $entryPoint);
+
+        $event = $this->getMock('Symfony\Component\HttpKernel\Event\GetResponseEvent', array(), array(), '', false);
+        $event
+            ->expects($this->any())
+            ->method('getRequest')
+            ->will($this->returnValue($request))
+        ;
+
+        $listener->handle($event);
+    }
+
+    private function calculateServerDigest($username, $realm, $password, $nc, $nonce, $cnonce, $qop, $method, $uri)
+    {
+        $response = md5(
+            md5($username.':'.$realm.':'.$password).':'.$nonce.':'.$nc.':'.$cnonce.':'.$qop.':'.md5($method.':'.$uri)
+        );
+
+        return sprintf('username="%s", realm="%s", nonce="%s", uri="%s", cnonce="%s", nc=%s, qop="%s", response="%s"',
+            $username, $realm, $nonce, $uri, $cnonce, $nc, $qop, $response
+        );
+    }
+}

src/Symfony/Component/Validator/Constraints/CardSchemeValidator.php

@@ -73,8 +73,10 @@ class CardSchemeValidator extends ConstraintValidator
             '/^6[0-9]{11,18}$/',
         ),
         // All MasterCard numbers start with the numbers 51 through 55. All have 16 digits.
+        // October 2016 MasterCard numbers can also start with 222100 through 272099.
         'MASTERCARD' => array(
             '/^5[1-5][0-9]{14}$/',
+            '/^2(22[1-9][0-9]{12}|2[3-9][0-9]{13}|[3-6][0-9]{14}|7[0-1][0-9]{13}|720[0-9]{12})$/',
         ),
         // All Visa card numbers start with a 4. New cards have 16 digits. Old cards have 13.
         'VISA' => array(

src/Symfony/Component/Validator/Mapping/PropertyMetadata.php

@@ -39,7 +39,7 @@ class PropertyMetadata extends MemberMetadata
     public function __construct($class, $name)
     {
         if (!property_exists($class, $name)) {
-            throw new ValidatorException(sprintf('Property %s does not exist in class %s', $name, $class));
+            throw new ValidatorException(sprintf('Property "%s" does not exist in class "%s"', $name, $class));
         }
 
         parent::__construct($class, $name, $name);

src/Symfony/Component/Validator/Tests/Constraints/CardSchemeValidatorTest.php

@@ -96,6 +96,12 @@ class CardSchemeValidatorTest extends AbstractConstraintValidatorTest
             array('MAESTRO', '6594371785970435599'),
             array('MASTERCARD', '5555555555554444'),
             array('MASTERCARD', '5105105105105100'),
+            array('MASTERCARD', '2221005555554444'),
+            array('MASTERCARD', '2230000000000000'),
+            array('MASTERCARD', '2300000000000000'),
+            array('MASTERCARD', '2699999999999999'),
+            array('MASTERCARD', '2709999999999999'),
+            array('MASTERCARD', '2720995105105100'),
             array('VISA', '4111111111111111'),
             array('VISA', '4012888888881881'),
             array('VISA', '4222222222222'),
@@ -123,6 +129,8 @@ class CardSchemeValidatorTest extends AbstractConstraintValidatorTest
             array('AMEX', '000000000000', CardScheme::INVALID_FORMAT_ERROR), // a lone number
             array('DINERS', '3056930', CardScheme::INVALID_FORMAT_ERROR), // only first part of the number
             array('DISCOVER', '1117', CardScheme::INVALID_FORMAT_ERROR), // only last 4 digits
+            array('MASTERCARD', '2721001234567890', CardScheme::INVALID_FORMAT_ERROR), // Not assigned yet
+            array('MASTERCARD', '2220991234567890', CardScheme::INVALID_FORMAT_ERROR), // Not assigned yet
         );
     }
 }

src/Symfony/Component/VarDumper/Caster/ExceptionCaster.php

@@ -198,7 +198,7 @@ class ExceptionCaster
                 'file' => $a[Caster::PREFIX_PROTECTED.'file'],
                 'line' => $a[Caster::PREFIX_PROTECTED.'line'],
             ));
-            $a[$xPrefix.'trace'] = new TraceStub($trace);
+            $a[$xPrefix.'trace'] = new TraceStub($trace, self::$traceArgs);
         }
         if (empty($a[$xPrefix.'previous'])) {
             unset($a[$xPrefix.'previous']);