wallabag/app/DoctrineMigrations/Version20170719231144.php
Jeremy Benoist 8d4ed0df06
Update deps
Also CS (because cs-fixer got an update)

Package operations: 0 installs, 26 updates, 0 removals
  - Updating twig/twig (v2.12.1 => v2.12.2)
  - Updating symfony/symfony (v3.4.33 => v3.4.34)
  - Updating doctrine/event-manager (v1.0.0 => 1.1.0)
  - Updating doctrine/collections (v1.6.2 => 1.6.3)
  - Updating doctrine/cache (v1.8.1 => 1.9.0)
  - Updating doctrine/persistence (1.1.1 => 1.2.0)
  - Updating doctrine/inflector (v1.3.0 => 1.3.1)
  - Updating symfony/mime (v4.3.5 => v4.3.7)
  - Updating swiftmailer/swiftmailer (v6.2.1 => v6.2.3)
  - Updating symfony/swiftmailer-bundle (v3.3.0 => v3.3.1)
  - Updating doctrine/dbal (v2.9.2 => v2.9.3)
  - Updating doctrine/instantiator (1.2.0 => 1.3.0)
  - Updating j0k3r/graby-site-config (1.0.93 => 1.0.94)
  - Updating phpoption/phpoption (1.5.0 => 1.5.2)
  - Updating symfony/http-client-contracts (v1.1.7 => v1.1.8)
  - Updating symfony/http-client (v4.3.5 => v4.3.7)
  - Updating sensiolabs/security-checker (v6.0.2 => v6.0.3)
  - Updating paragonie/constant_time_encoding (v2.2.3 => v2.3.0)
  - Updating scheb/two-factor-bundle (v4.7.1 => v4.8.0)
  - Updating symfony/phpunit-bridge (v4.3.6 => v4.3.7)
  - Updating composer/xdebug-handler (1.3.3 => 1.4.0)
  - Updating friendsofphp/php-cs-fixer (v2.15.3 => v2.16.0)
  - Updating doctrine/data-fixtures (v1.3.2 => 1.3.3)
  - Updating nette/schema (v1.0.0 => v1.0.1)
  - Updating nikic/php-parser (v4.2.4 => v4.3.0)
  - Updating sentry/sentry (2.2.2 => 2.2.4)
2019-11-12 14:18:58 +01:00

93 lines
2.9 KiB
PHP

<?php
namespace Application\Migrations;
use Doctrine\DBAL\Schema\Schema;
use Wallabag\CoreBundle\Doctrine\WallabagMigration;
/**
* Changed tags to lowercase.
*/
class Version20170719231144 extends WallabagMigration
{
public function up(Schema $schema)
{
$this->skipIf('sqlite' === $this->connection->getDatabasePlatform()->getName(), 'Migration can only be executed safely on \'mysql\' or \'postgresql\'.');
// Find tags which need to be merged
$dupTags = $this->connection->query('
SELECT LOWER(label) AS lower_label
FROM ' . $this->getTable('tag') . '
GROUP BY LOWER(label)
HAVING COUNT(*) > 1'
);
$dupTags->execute();
foreach ($dupTags->fetchAll() as $duplicates) {
$label = $duplicates['lower_label'];
// Retrieve all duplicate tags for a given tag
$tags = $this->connection->executeQuery('
SELECT id
FROM ' . $this->getTable('tag') . '
WHERE LOWER(label) = :label
ORDER BY id ASC',
[
'label' => $label,
]
);
$first = true;
$newId = null;
$ids = [];
foreach ($tags->fetchAll() as $tag) {
// Ignore the first tag as we use it as the new reference tag
if ($first) {
$first = false;
$newId = $tag['id'];
} else {
$ids[] = $tag['id'];
}
}
// Just in case...
if (\count($ids) > 0) {
// Merge tags
$this->addSql('
UPDATE ' . $this->getTable('entry_tag') . '
SET tag_id = ' . $newId . '
WHERE tag_id IN (' . implode(',', $ids) . ')
AND entry_id NOT IN (
SELECT entry_id
FROM (SELECT * FROM ' . $this->getTable('entry_tag') . ') AS _entry_tag
WHERE tag_id = ' . $newId . '
)'
);
// Delete links to unused tags
$this->addSql('
DELETE FROM ' . $this->getTable('entry_tag') . '
WHERE tag_id IN (' . implode(',', $ids) . ')'
);
// Delete unused tags
$this->addSql('
DELETE FROM ' . $this->getTable('tag') . '
WHERE id IN (' . implode(',', $ids) . ')'
);
}
}
// Iterate over all tags to lowercase them
$this->addSql('
UPDATE ' . $this->getTable('tag') . '
SET label = LOWER(label)'
);
}
public function down(Schema $schema)
{
throw new SkipMigrationException('Too complex ...');
}
}