--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Command/UpdateSchemaDoctrineCommand.php	Fri Nov 04 15:59:49 2011 +0100
@@ -0,0 +1,154 @@
+<?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 IRI\Bundle\WikiTagBundle\Command;
+
+use Symfony\Component\DependencyInjection\ContainerAwareInterface;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+use Symfony\Component\Console\Input\InputArgument;
+use Symfony\Component\Console\Input\InputOption;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+use Symfony\Component\Console\Output\Output;
+use Doctrine\ORM\Tools\Console\Command\SchemaTool\UpdateCommand;
+use Doctrine\ORM\Tools\SchemaTool;
+use Symfony\Bundle\DoctrineBundle\Command\Proxy\DoctrineCommandHelper;
+
+
+/**
+ * Command to generate the SQL needed to update the database schema to match
+ * the current mapping information.
+ *
+ * This file is a direct adaptation of the Symfony\Bundle\DoctrineBundle\Command\Proxy\UpdateSchemaDoctrineCommand
+ *
+ */
+class UpdateSchemaDoctrineCommand extends UpdateCommand implements ContainerAwareInterface
+{
+    protected function configure()
+    {
+        parent::configure();
+
+        $this
+            ->setName('wikitag:schema:update')
+            ->setDescription('Executes (or dumps) the SQL needed to update the database schema to match the current mapping metadata')
+            ->addOption('em', null, InputOption::VALUE_OPTIONAL, 'The entity manager to use for this command')
+            ->setHelp(<<<EOT
+The <info>doctrine:schema:update</info> command generates the SQL needed to
+synchronize the database schema with the current mapping metadata of the
+default entity manager.
+
+For example, if you add metadata for a new column to an entity, this command
+would generate and output the SQL needed to add the new column to the database:
+
+<info>php app/console doctrine:schema:update --dump-sql</info>
+
+Alternatively, you can execute the generated queries:
+
+<info>php app/console doctrine:schema:update --force</info>
+
+You can also update the database schema for a specific entity manager:
+
+<info>php app/console doctrine:schema:update --em=default</info>
+EOT
+        );
+    }
+
+    protected function execute(InputInterface $input, OutputInterface $output)
+    {
+        DoctrineCommandHelper::setApplicationEntityManager($this->getApplication(), $input->getOption('em'));
+
+        parent::execute($input, $output);
+    }
+    
+   /**
+    * @var ContainerInterface
+    */
+    private $container;
+    
+    protected function getContainer()
+    {
+        if (null === $this->container) {
+            $this->container = $this->getApplication()->getKernel()->getContainer();
+        }
+    
+        return $this->container;
+    }
+    
+    /**
+     * @see ContainerAwareInterface::setContainer()
+     */
+    public function setContainer(ContainerInterface $container = null)
+    {
+        $this->container = $container;
+    }
+    
+    
+    protected function filterUpdateSchema($sqls)
+    {
+    
+        // get service
+        $schema_utils = $this->getContainer()->get("wikitag.shema_utils");
+    
+        $res_sqls = $schema_utils->filter_foreign_key($sqls);
+        $res_sqls = $schema_utils->filter_index_creation($res_sqls);
+    
+    
+        return $res_sqls;
+    }
+    
+    protected function executeSchemaCommand(InputInterface $input, OutputInterface $output, SchemaTool $schemaTool, array $metadatas)
+    {
+        // Defining if update is complete or not (--complete not defined means $saveMode = true)
+        $saveMode = ($input->getOption('complete') !== true);
+    
+        $sqls = $schemaTool->getUpdateSchemaSql($metadatas, $saveMode);
+        $sqls = $this->filterUpdateSchema($sqls);
+        if (0 == count($sqls)) {
+            $output->writeln('Nothing to update - your database is already in sync with the current entity metadata.');
+    
+            return;
+        }
+    
+        $dumpSql = (true === $input->getOption('dump-sql'));
+        $force = (true === $input->getOption('force'));
+        if ($dumpSql && $force) {
+            throw new \InvalidArgumentException('You can pass either the --dump-sql or the --force option (but not both simultaneously).');
+        }
+    
+        if ($dumpSql) {
+            $output->writeln(implode(';' . PHP_EOL, $sqls));
+        } else if ($force) {
+            $output->writeln('Updating database schema...');
+            
+            $emHelper = $this->getHelper('em');
+            
+            $conn = $emHelper->getEntityManager()->getConnection();
+            
+            foreach ($sqls as $sql) {
+                $conn->executeQuery($sql);
+            }
+            $output->writeln(sprintf('Database schema updated successfully! "<info>%s</info>" queries were executed', count($sqls)));
+        } else {
+            $output->writeln('<comment>ATTENTION</comment>: This operation should not be executed in a production environment.');
+            $output->writeln('           Use the incremental update to detect changes during development and use');
+            $output->writeln('           the SQL DDL provided to manually update your database in production.');
+            $output->writeln('');
+    
+            $output->writeln(sprintf('The Schema-Tool would execute <info>"%s"</info> queries to update the database.', count($sqls)));
+            $output->writeln('Please run the operation by passing one of the following options:');
+    
+            $output->writeln(sprintf('    <info>%s --force</info> to execute the command', $this->getName()));
+            $output->writeln(sprintf('    <info>%s --dump-sql</info> to dump the SQL statements to the screen', $this->getName()));
+        }
+    }
+    
+    
+}