add foreign key from report to scope

Resources/migrations/Version20150622233319.php

@@ -0,0 +1,42 @@
+<?php
+
+namespace Application\Migrations;
+
+use Doctrine\DBAL\Migrations\AbstractMigration;
+use Doctrine\DBAL\Schema\Schema;
+
+/**
+ * Add a scope to report
+ */
+class Version20150622233319 extends AbstractMigration
+{
+    /**
+     * @param Schema $schema
+     */
+    public function up(Schema $schema)
+    {
+        $this->abortIf($this->connection->getDatabasePlatform()->getName() != 'postgresql', 
+                'Migration can only be executed safely on \'postgresql\'.');
+
+        $this->addSql('ALTER TABLE report ADD scope_id INT DEFAULT NULL');
+        $this->addSql('ALTER TABLE report DROP scope'); //before this migration, scope was never used
+        $this->addSql('ALTER TABLE report ADD CONSTRAINT FK_report_scope '
+                . 'FOREIGN KEY (scope_id) '
+                . 'REFERENCES scopes (id) NOT DEFERRABLE INITIALLY IMMEDIATE');
+        $this->addSql('CREATE INDEX IDX_report_scope ON report (scope_id)');
+    }
+
+    /**
+     * @param Schema $schema
+     */
+    public function down(Schema $schema)
+    {
+        $this->abortIf($this->connection->getDatabasePlatform()->getName() != 'postgresql', 
+                'Migration can only be executed safely on \'postgresql\'.');
+
+        $this->addSql('ALTER TABLE Report DROP CONSTRAINT FK_C38372B2682B5931');
+        $this->addSql('DROP INDEX IDX_C38372B2682B5931');
+        $this->addSql('ALTER TABLE Report ADD scope VARCHAR(255) DEFAULT NULL');
+        $this->addSql('ALTER TABLE Report DROP scope_id');
+    }
+}