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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\AbstractSchemaManager; |
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use Doctrine\DBAL\Schema\Schema; |
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use Doctrine\DBAL\Schema\Table; |
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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 $schema): void |
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{ |
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$sm = $this->connection->createSchemaManager(); |
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if (!$sm->tablesExist(['c_dropbox_file'])) { |
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return; |
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} |
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$table = $sm->introspectTable('c_dropbox_file'); |
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if (!$table->hasColumn('resource_node_id')) { |
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$this->addSql("ALTER TABLE c_dropbox_file ADD resource_node_id INT DEFAULT NULL"); |
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$table = $sm->introspectTable('c_dropbox_file'); |
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} |
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$this->addSql(" |
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ALTER TABLE c_dropbox_file |
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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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$fkName = 'FK_4D71B46C1BAD783F'; |
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if (!$this->foreignKeyExists($sm, 'c_dropbox_file', $fkName)) { |
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$this->addSql(" |
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ALTER TABLE c_dropbox_file |
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ADD CONSTRAINT $fkName |
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FOREIGN KEY (resource_node_id) REFERENCES resource_node (id) ON DELETE CASCADE |
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"); |
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} |
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$uniqueName = 'UNIQ_4D71B46C1BAD783F'; |
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if (!$this->indexExists($table, $uniqueName)) { |
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$this->addSql("CREATE UNIQUE INDEX $uniqueName ON c_dropbox_file (resource_node_id)"); |
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} |
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} |
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private function foreignKeyExists(AbstractSchemaManager $sm, string $tableName, string $fkName): bool |
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{ |
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foreach ($sm->listTableForeignKeys($tableName) as $fk) { |
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if (strcasecmp($fk->getName(), $fkName) === 0) { |
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return true; |
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} |
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} |
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return false; |
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} |
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private function indexExists(Table $table, string $indexName): bool |
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{ |
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foreach ($table->getIndexes() as $idx) { |
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if (strcasecmp($idx->getName(), $indexName) === 0) { |
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return true; |
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} |
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} |
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return false; |
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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
