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<?php |
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/* |
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* This file is part of the AntiMattr MongoDB Migrations Library, a library by Matthew Fitzgerald. |
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* |
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* (c) 2014 Matthew Fitzgerald |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace AntiMattr\MongoDB\Migrations; |
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use AntiMattr\MongoDB\Migrations\Exception\AbortException; |
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use AntiMattr\MongoDB\Migrations\Exception\IrreversibleException; |
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use AntiMattr\MongoDB\Migrations\Exception\SkipException; |
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use MongoDB\Collection; |
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use MongoDB\Database; |
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/** |
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* @author Matthew Fitzgerald <[email protected]> |
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*/ |
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abstract class AbstractMigration |
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{ |
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/** |
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* @var \AntiMattr\MongoDB\Migrations\Configuration\Configuration |
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*/ |
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private $configuration; |
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/** |
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* @var \AntiMattr\MongoDB\Migrations\OutputWriter |
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*/ |
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private $outputWriter; |
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/** |
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* @var \AntiMattr\MongoDB\Migrations\Version |
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*/ |
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protected $version; |
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public function __construct(Version $version) |
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{ |
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$this->configuration = $version->getConfiguration(); |
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$this->outputWriter = $this->configuration->getOutputWriter(); |
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$this->version = $version; |
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} |
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/** |
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* Get custom migration description. |
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* |
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* @return string |
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*/ |
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abstract public function getDescription(); |
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abstract public function up(Database $db); |
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abstract public function down(Database $db); |
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/** |
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* @param \MongoDB\Collection |
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*/ |
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protected function analyze(Collection $collection) |
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{ |
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$this->version->analyze($collection); |
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} |
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/** |
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* @param \MongoDB\Database |
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* @param string $filename |
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*/ |
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protected function executeScript(Database $db, $filename) |
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{ |
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return $this->version->executeScript($db, $filename); |
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} |
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/** |
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* @param string |
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*/ |
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protected function write($message) |
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{ |
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$this->outputWriter->write($message); |
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} |
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/** |
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* @param string $message |
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* |
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* @throws AntiMattr\MongoDB\Migrations\Exception\IrreversibleException |
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*/ |
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protected function throwIrreversibleMigrationException($message = null) |
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{ |
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if (null === $message) { |
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$message = 'This migration is irreversible and cannot be reverted.'; |
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} |
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throw new IrreversibleException($message); |
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} |
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/** |
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* Print a warning message if the condition evalutes to TRUE. |
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* |
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* @param bool $condition |
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* @param string $message |
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*/ |
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public function warnIf($condition, $message = '') |
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{ |
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$message = (strlen($message)) ? $message : 'Unknown Reason'; |
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if (true === $condition) { |
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$this->outputWriter->write(' <warning>Warning during ' . $this->version->getExecutionState() . ': ' . $message . '</warning>'); |
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} |
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} |
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/** |
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* Abort the migration if the condition evalutes to TRUE. |
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* |
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* @param bool $condition |
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* @param string $message |
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* |
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* @throws AntiMattr\MongoDB\Migrations\Exception\AbortException |
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*/ |
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public function abortIf($condition, $message = '') |
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{ |
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$message = (strlen($message)) ? $message : 'Unknown Reason'; |
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if (true === $condition) { |
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throw new AbortException($message); |
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} |
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} |
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/** |
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* Skip this migration (but not the next ones) if condition evalutes to TRUE. |
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* |
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* @param bool $condition |
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* @param string $message |
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* |
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* @throws AntiMattr\MongoDB\Migrations\Exception\SkipException |
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*/ |
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public function skipIf($condition, $message = '') |
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{ |
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$message = (strlen($message)) ? $message : 'Unknown Reason'; |
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if (true === $condition) { |
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throw new SkipException($message); |
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} |
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} |
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public function preUp(Database $db) |
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{ |
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} |
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public function postUp(Database $db) |
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{ |
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} |
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public function preDown(Database $db) |
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{ |
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} |
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public function postDown(Database $db) |
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{ |
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} |
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} |
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doesntmattr /
mongodb-migrations
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