Merge branch '4.3' into 4.4

* 4.3:
  [FrameworkBundle] Remove project dir from Translator cache vary scanned directories
  [HttpFoundation] Allow redirecting to URLs that contain a semicolon
  catch exceptions when using PDO directly
  [SecurityBundle] fix failing test

src/Symfony/Bundle/FrameworkBundle/DependencyInjection/FrameworkExtension.php

@@ -1234,11 +1234,18 @@ class FrameworkExtension extends Extension
                 $files[$locale][] = (string) $file;
             }
 
+            $projectDir = $container->getParameter('kernel.project_dir');
+
             $options = array_merge(
                 $translator->getArgument(4),
                 [
                     'resource_files' => $files,
-                    'scanned_directories' => array_merge($dirs, $nonExistingDirs),
+                    'scanned_directories' => $scannedDirectories = array_merge($dirs, $nonExistingDirs),
+                    'cache_vary' => [
+                        'scanned_directories' => array_map(static function (string $dir) use ($projectDir): string {
+                            return 0 === strpos($dir, $projectDir.'/') ? substr($dir, 1 + \strlen($projectDir)) : $dir;
+                        }, $scannedDirectories),
+                    ],
                 ]
             );
 

src/Symfony/Bundle/FrameworkBundle/Tests/DependencyInjection/FrameworkExtensionTest.php

@@ -838,6 +838,8 @@ abstract class FrameworkExtensionTest extends TestCase
         );
 
         $this->assertNotEmpty($nonExistingDirectories, 'FrameworkBundle should pass non existing directories to Translator');
+
+        $this->assertSame('Fixtures/translations', $options['cache_vary']['scanned_directories'][3]);
     }
 
     /**

src/Symfony/Bundle/FrameworkBundle/Tests/Translation/TranslatorTest.php

@@ -255,8 +255,10 @@ class TranslatorTest extends TestCase
                     __DIR__.'/../Fixtures/Resources/translations/messages.fr.yml',
                 ],
             ],
-            'scanned_directories' => [
-                __DIR__.'/../Fixtures/Resources/translations/',
+            'cache_vary' => [
+                'scanned_directories' => [
+                    '/Fixtures/Resources/translations/',
+                ],
             ],
         ], 'yml');
 
@@ -271,9 +273,11 @@ class TranslatorTest extends TestCase
                     __DIR__.'/../Fixtures/Resources/translations2/ccc.fr.yml',
                 ],
             ],
-            'scanned_directories' => [
-                __DIR__.'/../Fixtures/Resources/translations/',
-                __DIR__.'/../Fixtures/Resources/translations2/',
+            'cache_vary' => [
+                'scanned_directories' => [
+                    '/Fixtures/Resources/translations/',
+                    '/Fixtures/Resources/translations2/',
+                ],
             ],
         ], 'yml');
 

src/Symfony/Bundle/FrameworkBundle/Translation/Translator.php

@@ -34,6 +34,7 @@ class Translator extends BaseTranslator implements WarmableInterface
         'debug' => false,
         'resource_files' => [],
         'scanned_directories' => [],
+        'cache_vary' => [],
     ];
 
     /**
@@ -61,9 +62,10 @@ class Translator extends BaseTranslator implements WarmableInterface
      *
      * Available options:
      *
-     *   * cache_dir: The cache directory (or null to disable caching)
-     *   * debug:     Whether to enable debugging or not (false by default)
+     *   * cache_dir:      The cache directory (or null to disable caching)
+     *   * debug:          Whether to enable debugging or not (false by default)
      *   * resource_files: List of translation resources available grouped by locale.
+     *   * cache_vary:     An array of data that is serialized to generate the cached catalogue name.
      *
      * @throws InvalidArgumentException
      */
@@ -82,9 +84,7 @@ class Translator extends BaseTranslator implements WarmableInterface
         $this->resourceFiles = $this->options['resource_files'];
         $this->scannedDirectories = $this->options['scanned_directories'];
 
-        parent::__construct($defaultLocale, $formatter, $this->options['cache_dir'], $this->options['debug'], [
-            'scanned_directories' => $this->scannedDirectories,
-        ]);
+        parent::__construct($defaultLocale, $formatter, $this->options['cache_dir'], $this->options['debug'], $this->options['cache_vary']);
     }
 
     /**

src/Symfony/Component/Cache/Traits/PdoTrait.php

@@ -160,6 +160,8 @@ trait PdoTrait
             $delete = $this->getConnection()->prepare($deleteSql);
         } catch (TableNotFoundException $e) {
             return true;
+        } catch (\PDOException $e) {
+            return true;
         }
         $delete->bindValue(':time', time(), \PDO::PARAM_INT);
 
@@ -170,6 +172,8 @@ trait PdoTrait
             return $delete->execute();
         } catch (TableNotFoundException $e) {
             return true;
+        } catch (\PDOException $e) {
+            return true;
         }
     }
 
@@ -245,6 +249,7 @@ trait PdoTrait
         try {
             $conn->exec($sql);
         } catch (TableNotFoundException $e) {
+        } catch (\PDOException $e) {
         }
 
         return true;
@@ -261,6 +266,7 @@ trait PdoTrait
             $stmt = $this->getConnection()->prepare($sql);
             $stmt->execute(array_values($ids));
         } catch (TableNotFoundException $e) {
+        } catch (\PDOException $e) {
         }
 
         return true;
@@ -317,6 +323,11 @@ trait PdoTrait
                 $this->createTable();
             }
             $stmt = $conn->prepare($sql);
+        } catch (\PDOException $e) {
+            if (!$conn->inTransaction() || \in_array($this->driver, ['pgsql', 'sqlite', 'sqlsrv'], true)) {
+                $this->createTable();
+            }
+            $stmt = $conn->prepare($sql);
         }
 
         if ('sqlsrv' === $driver || 'oci' === $driver) {
@@ -351,6 +362,11 @@ trait PdoTrait
                     $this->createTable();
                 }
                 $stmt->execute();
+            } catch (\PDOException $e) {
+                if (!$conn->inTransaction() || \in_array($this->driver, ['pgsql', 'sqlite', 'sqlsrv'], true)) {
+                    $this->createTable();
+                }
+                $stmt->execute();
             }
             if (null === $driver && !$stmt->rowCount()) {
                 try {

src/Symfony/Component/HttpFoundation/RedirectResponse.php

@@ -98,7 +98,7 @@ class RedirectResponse extends Response
 <html>
     <head>
         <meta charset="UTF-8" />
-        <meta http-equiv="refresh" content="0;url=%1$s" />
+        <meta http-equiv="refresh" content="0;url=\'%1$s\'" />
 
         <title>Redirecting to %1$s</title>
     </head>

src/Symfony/Component/HttpFoundation/Tests/RedirectResponseTest.php

@@ -20,10 +20,7 @@ class RedirectResponseTest extends TestCase
     {
         $response = new RedirectResponse('foo.bar');
 
-        $this->assertEquals(1, preg_match(
-            '#<meta http-equiv="refresh" content="\d+;url=foo\.bar" />#',
-            preg_replace(['/\s+/', '/\'/'], [' ', '"'], $response->getContent())
-        ));
+        $this->assertRegExp('#<meta http-equiv="refresh" content="\d+;url=\'foo\.bar\'" />#', preg_replace('/\s+/', ' ', $response->getContent()));
     }
 
     public function testRedirectResponseConstructorEmptyUrl()