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<?php |
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declare(strict_types=1); |
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/* For licensing terms, see /license.txt */ |
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namespace Chamilo\CoreBundle\Migrations\Schema\V200; |
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use Chamilo\CoreBundle\Migrations\AbstractMigrationChamilo; |
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use Doctrine\DBAL\Schema\Schema; |
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final class Version20250918170500 extends AbstractMigrationChamilo |
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{ |
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public function getDescription(): string |
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{ |
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return 'Dropbox: link c_dropbox_file to resource_node with FK + unique index, and set integer defaults.'; |
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} |
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public function up(Schema $schema): void |
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{ |
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// Add resource_node_id and normalize defaults (idempotent at SQL level depends on platform) |
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$this->addSql(" |
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ALTER TABLE c_dropbox_file |
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ADD resource_node_id INT DEFAULT NULL, |
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CHANGE c_id c_id INT DEFAULT 0 NOT NULL, |
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CHANGE filesize filesize INT DEFAULT 0 NOT NULL, |
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CHANGE cat_id cat_id INT DEFAULT 0 NOT NULL, |
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CHANGE session_id session_id INT DEFAULT 0 NOT NULL |
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"); |
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// Add FK to resource_node(id) |
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$this->addSql(" |
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ALTER TABLE c_dropbox_file |
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ADD CONSTRAINT FK_4D71B46C1BAD783F |
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FOREIGN KEY (resource_node_id) REFERENCES resource_node (id) ON DELETE CASCADE |
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"); |
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// Make the 1:1 explicit (unique on resource_node_id). |
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// Note: MySQL allows multiple NULLs in a UNIQUE index, so this will not block rows without link. |
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$this->addSql(" |
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CREATE UNIQUE INDEX UNIQ_4D71B46C1BAD783F ON c_dropbox_file (resource_node_id) |
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"); |
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} |
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public function down(Schema $schema): void |
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{ |
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// Drop unique index + FK + column (best-effort rollback) |
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$this->addSql("DROP INDEX UNIQ_4D71B46C1BAD783F ON c_dropbox_file"); |
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$this->addSql("ALTER TABLE c_dropbox_file DROP FOREIGN KEY FK_4D71B46C1BAD783F"); |
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$this->addSql("ALTER TABLE c_dropbox_file DROP COLUMN resource_node_id"); |
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} |
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} |
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chamilo /
chamilo-lms
