Paul Klimov
10 years ago
5 changed files with 699 additions and 570 deletions
@ -0,0 +1,640 @@
|
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<?php |
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/** |
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* @link http://www.yiiframework.com/ |
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* @copyright Copyright (c) 2008 Yii Software LLC |
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* @license http://www.yiiframework.com/license/ |
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*/ |
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|
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namespace yii\console\controllers; |
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|
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use Yii; |
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use yii\console\Exception; |
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use yii\console\Controller; |
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use yii\helpers\FileHelper; |
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|
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/** |
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* BaseMigrateController is base class for migrate controllers. |
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* |
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* @author Qiang Xue <qiang.xue@gmail.com> |
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* @since 2.0 |
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*/ |
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abstract class BaseMigrateController extends Controller |
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{ |
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/** |
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* The name of the dummy migration that marks the beginning of the whole migration history. |
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*/ |
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const BASE_MIGRATION = 'm000000_000000_base'; |
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|
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/** |
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* @var string the default command action. |
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*/ |
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public $defaultAction = 'up'; |
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/** |
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* @var string the directory storing the migration classes. This can be either |
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* a path alias or a directory. |
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*/ |
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public $migrationPath = '@app/migrations'; |
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/** |
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* @var string the template file for generating new migrations. |
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* This can be either a path alias (e.g. "@app/migrations/template.php") |
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* or a file path. |
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*/ |
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public $templateFile; |
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/** |
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* @inheritdoc |
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*/ |
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public function options($actionId) |
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{ |
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return array_merge( |
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parent::options($actionId), |
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['migrationPath'], // global for all actions |
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($actionId == 'create') ? ['templateFile'] : [] // action create |
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); |
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} |
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|
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/** |
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* This method is invoked right before an action is to be executed (after all possible filters.) |
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* It checks the existence of the [[migrationPath]]. |
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* @param \yii\base\Action $action the action to be executed. |
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* @throws Exception if db component isn't configured |
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* @return boolean whether the action should continue to be executed. |
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*/ |
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public function beforeAction($action) |
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{ |
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if (parent::beforeAction($action)) { |
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$path = Yii::getAlias($this->migrationPath); |
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if (!is_dir($path)) { |
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echo ""; |
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FileHelper::createDirectory($path); |
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} |
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$this->migrationPath = $path; |
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$version = Yii::getVersion(); |
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echo "Yii Migration Tool (based on Yii v{$version})\n\n"; |
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return true; |
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} else { |
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return false; |
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} |
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} |
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|
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/** |
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* Upgrades the application by applying new migrations. |
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* For example, |
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* |
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* ~~~ |
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* yii migrate # apply all new migrations |
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* yii migrate 3 # apply the first 3 new migrations |
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* ~~~ |
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* |
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* @param integer $limit the number of new migrations to be applied. If 0, it means |
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* applying all available new migrations. |
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* |
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* @return integer the status of the action execution. 0 means normal, other values mean abnormal. |
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*/ |
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public function actionUp($limit = 0) |
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{ |
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$migrations = $this->getNewMigrations(); |
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if (empty($migrations)) { |
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echo "No new migration found. Your system is up-to-date.\n"; |
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return self::EXIT_CODE_NORMAL; |
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} |
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|
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$total = count($migrations); |
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$limit = (int) $limit; |
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if ($limit > 0) { |
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$migrations = array_slice($migrations, 0, $limit); |
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} |
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|
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$n = count($migrations); |
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if ($n === $total) { |
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echo "Total $n new " . ($n === 1 ? 'migration' : 'migrations') . " to be applied:\n"; |
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} else { |
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echo "Total $n out of $total new " . ($total === 1 ? 'migration' : 'migrations') . " to be applied:\n"; |
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} |
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foreach ($migrations as $migration) { |
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echo " $migration\n"; |
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} |
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echo "\n"; |
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if ($this->confirm('Apply the above ' . ($n === 1 ? 'migration' : 'migrations') . "?")) { |
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foreach ($migrations as $migration) { |
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if (!$this->migrateUp($migration)) { |
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echo "\nMigration failed. The rest of the migrations are canceled.\n"; |
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return self::EXIT_CODE_ERROR; |
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} |
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} |
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echo "\nMigrated up successfully.\n"; |
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} |
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} |
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|
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/** |
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* Downgrades the application by reverting old migrations. |
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* For example, |
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* |
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* ~~~ |
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* yii migrate/down # revert the last migration |
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* yii migrate/down 3 # revert the last 3 migrations |
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* yii migrate/down all # revert all migrations |
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* ~~~ |
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* |
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* @param integer $limit the number of migrations to be reverted. Defaults to 1, |
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* meaning the last applied migration will be reverted. |
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* @throws Exception if the number of the steps specified is less than 1. |
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* |
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* @return integer the status of the action execution. 0 means normal, other values mean abnormal. |
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*/ |
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public function actionDown($limit = 1) |
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{ |
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if ($limit === 'all') { |
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$limit = null; |
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} else { |
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$limit = (int) $limit; |
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if ($limit < 1) { |
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throw new Exception("The step argument must be greater than 0."); |
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} |
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} |
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$migrations = $this->getMigrationHistory($limit); |
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|
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if (empty($migrations)) { |
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echo "No migration has been done before.\n"; |
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return self::EXIT_CODE_NORMAL; |
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} |
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$migrations = array_keys($migrations); |
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$n = count($migrations); |
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echo "Total $n " . ($n === 1 ? 'migration' : 'migrations') . " to be reverted:\n"; |
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foreach ($migrations as $migration) { |
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echo " $migration\n"; |
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} |
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echo "\n"; |
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if ($this->confirm('Revert the above ' . ($n === 1 ? 'migration' : 'migrations') . "?")) { |
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foreach ($migrations as $migration) { |
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if (!$this->migrateDown($migration)) { |
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echo "\nMigration failed. The rest of the migrations are canceled.\n"; |
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return self::EXIT_CODE_ERROR; |
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} |
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} |
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echo "\nMigrated down successfully.\n"; |
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} |
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} |
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/** |
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* Redoes the last few migrations. |
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* |
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* This command will first revert the specified migrations, and then apply |
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* them again. For example, |
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* |
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* ~~~ |
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* yii migrate/redo # redo the last applied migration |
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* yii migrate/redo 3 # redo the last 3 applied migrations |
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* yii migrate/redo all # redo all migrations |
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* ~~~ |
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* |
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* @param integer $limit the number of migrations to be redone. Defaults to 1, |
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* meaning the last applied migration will be redone. |
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* @throws Exception if the number of the steps specified is less than 1. |
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* |
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* @return integer the status of the action execution. 0 means normal, other values mean abnormal. |
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*/ |
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public function actionRedo($limit = 1) |
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{ |
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if ($limit === 'all') { |
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$limit = null; |
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} else { |
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$limit = (int) $limit; |
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if ($limit < 1) { |
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throw new Exception("The step argument must be greater than 0."); |
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} |
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} |
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$migrations = $this->getMigrationHistory($limit); |
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if (empty($migrations)) { |
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echo "No migration has been done before.\n"; |
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return self::EXIT_CODE_NORMAL; |
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} |
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$migrations = array_keys($migrations); |
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$n = count($migrations); |
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echo "Total $n " . ($n === 1 ? 'migration' : 'migrations') . " to be redone:\n"; |
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foreach ($migrations as $migration) { |
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echo " $migration\n"; |
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} |
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echo "\n"; |
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if ($this->confirm('Redo the above ' . ($n === 1 ? 'migration' : 'migrations') . "?")) { |
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foreach ($migrations as $migration) { |
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if (!$this->migrateDown($migration)) { |
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echo "\nMigration failed. The rest of the migrations are canceled.\n"; |
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return self::EXIT_CODE_ERROR; |
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} |
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} |
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foreach (array_reverse($migrations) as $migration) { |
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if (!$this->migrateUp($migration)) { |
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echo "\nMigration failed. The rest of the migrations migrations are canceled.\n"; |
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return self::EXIT_CODE_ERROR; |
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} |
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} |
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echo "\nMigration redone successfully.\n"; |
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} |
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} |
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|
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/** |
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* Upgrades or downgrades till the specified version. |
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* |
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* Can also downgrade versions to the certain apply time in the past by providing |
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* a UNIX timestamp or a string parseable by the strtotime() function. This means |
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* that all the versions applied after the specified certain time would be reverted. |
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* |
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* This command will first revert the specified migrations, and then apply |
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* them again. For example, |
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* |
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* ~~~ |
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* yii migrate/to 101129_185401 # using timestamp |
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* yii migrate/to m101129_185401_create_user_table # using full name |
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* yii migrate/to 1392853618 # using UNIX timestamp |
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* yii migrate/to "2014-02-15 13:00:50" # using strtotime() parseable string |
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* ~~~ |
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* |
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* @param string $version either the version name or the certain time value in the past |
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* that the application should be migrated to. This can be either the timestamp, |
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* the full name of the migration, the UNIX timestamp, or the parseable datetime |
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* string. |
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* @throws Exception if the version argument is invalid. |
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*/ |
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public function actionTo($version) |
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{ |
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if (preg_match('/^m?(\d{6}_\d{6})(_.*?)?$/', $version, $matches)) { |
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$this->migrateToVersion('m' . $matches[1]); |
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} elseif ((string) (int) $version == $version) { |
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$this->migrateToTime($version); |
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} elseif (($time = strtotime($version)) !== false) { |
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$this->migrateToTime($time); |
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} else { |
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throw new Exception("The version argument must be either a timestamp (e.g. 101129_185401),\n the full name of a migration (e.g. m101129_185401_create_user_table),\n a UNIX timestamp (e.g. 1392853000), or a datetime string parseable\nby the strtotime() function (e.g. 2014-02-15 13:00:50)."); |
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} |
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} |
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|
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/** |
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* Modifies the migration history to the specified version. |
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* |
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* No actual migration will be performed. |
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* |
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* ~~~ |
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* yii migrate/mark 101129_185401 # using timestamp |
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* yii migrate/mark m101129_185401_create_user_table # using full name |
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* ~~~ |
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* |
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* @param string $version the version at which the migration history should be marked. |
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* This can be either the timestamp or the full name of the migration. |
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* @throws Exception if the version argument is invalid or the version cannot be found. |
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*/ |
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public function actionMark($version) |
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{ |
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$originalVersion = $version; |
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if (preg_match('/^m?(\d{6}_\d{6})(_.*?)?$/', $version, $matches)) { |
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$version = 'm' . $matches[1]; |
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} else { |
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throw new Exception("The version argument must be either a timestamp (e.g. 101129_185401)\nor the full name of a migration (e.g. m101129_185401_create_user_table)."); |
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} |
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|
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// try mark up |
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$migrations = $this->getNewMigrations(); |
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foreach ($migrations as $i => $migration) { |
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if (strpos($migration, $version . '_') === 0) { |
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if ($this->confirm("Set migration history at $originalVersion?")) { |
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for ($j = 0; $j <= $i; ++$j) { |
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$this->addMigrationHistory($migrations[$j]); |
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} |
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echo "The migration history is set at $originalVersion.\nNo actual migration was performed.\n"; |
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} |
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return self::EXIT_CODE_NORMAL; |
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} |
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} |
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|
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// try mark down |
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$migrations = array_keys($this->getMigrationHistory(-1)); |
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foreach ($migrations as $i => $migration) { |
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if (strpos($migration, $version . '_') === 0) { |
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if ($i === 0) { |
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echo "Already at '$originalVersion'. Nothing needs to be done.\n"; |
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} else { |
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if ($this->confirm("Set migration history at $originalVersion?")) { |
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for ($j = 0; $j < $i; ++$j) { |
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$this->removeMigrationHistory($migrations[$j]); |
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} |
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echo "The migration history is set at $originalVersion.\nNo actual migration was performed.\n"; |
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} |
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} |
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return self::EXIT_CODE_NORMAL; |
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} |
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} |
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|
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throw new Exception("Unable to find the version '$originalVersion'."); |
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} |
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|
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/** |
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* Displays the migration history. |
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* |
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* This command will show the list of migrations that have been applied |
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* so far. For example, |
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* |
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* ~~~ |
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* yii migrate/history # showing the last 10 migrations |
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* yii migrate/history 5 # showing the last 5 migrations |
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* yii migrate/history all # showing the whole history |
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* ~~~ |
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* |
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* @param integer $limit the maximum number of migrations to be displayed. |
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* If it is 0, the whole migration history will be displayed. |
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*/ |
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public function actionHistory($limit = 10) |
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{ |
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if ($limit === 'all') { |
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$limit = null; |
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} else { |
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$limit = (int) $limit; |
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if ($limit < 1) { |
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throw new Exception("The step argument must be greater than 0."); |
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} |
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} |
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|
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$migrations = $this->getMigrationHistory($limit); |
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|
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if (empty($migrations)) { |
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echo "No migration has been done before.\n"; |
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} else { |
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$n = count($migrations); |
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if ($limit > 0) { |
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echo "Showing the last $n applied " . ($n === 1 ? 'migration' : 'migrations') . ":\n"; |
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} else { |
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echo "Total $n " . ($n === 1 ? 'migration has' : 'migrations have') . " been applied before:\n"; |
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} |
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foreach ($migrations as $version => $time) { |
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echo " (" . date('Y-m-d H:i:s', $time) . ') ' . $version . "\n"; |
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} |
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} |
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} |
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|
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/** |
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* Displays the un-applied new migrations. |
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* |
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* This command will show the new migrations that have not been applied. |
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* For example, |
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* |
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* ~~~ |
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* yii migrate/new # showing the first 10 new migrations |
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* yii migrate/new 5 # showing the first 5 new migrations |
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* yii migrate/new all # showing all new migrations |
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* ~~~ |
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* |
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* @param integer $limit the maximum number of new migrations to be displayed. |
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* If it is 0, all available new migrations will be displayed. |
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*/ |
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public function actionNew($limit = 10) |
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{ |
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if ($limit === 'all') { |
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$limit = null; |
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} else { |
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$limit = (int) $limit; |
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if ($limit < 1) { |
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throw new Exception("The step argument must be greater than 0."); |
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} |
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} |
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|
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$migrations = $this->getNewMigrations(); |
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|
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if (empty($migrations)) { |
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echo "No new migrations found. Your system is up-to-date.\n"; |
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} else { |
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$n = count($migrations); |
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if ($limit && $n > $limit) { |
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$migrations = array_slice($migrations, 0, $limit); |
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echo "Showing $limit out of $n new " . ($n === 1 ? 'migration' : 'migrations') . ":\n"; |
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} else { |
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echo "Found $n new " . ($n === 1 ? 'migration' : 'migrations') . ":\n"; |
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} |
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|
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foreach ($migrations as $migration) { |
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echo " " . $migration . "\n"; |
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} |
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} |
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} |
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|
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/** |
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* Creates a new migration. |
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* |
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* This command creates a new migration using the available migration template. |
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* After using this command, developers should modify the created migration |
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* skeleton by filling up the actual migration logic. |
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* |
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* ~~~ |
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* yii migrate/create create_user_table |
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* ~~~ |
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* |
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* @param string $name the name of the new migration. This should only contain |
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* letters, digits and/or underscores. |
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* @throws Exception if the name argument is invalid. |
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*/ |
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public function actionCreate($name) |
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{ |
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if (!preg_match('/^\w+$/', $name)) { |
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throw new Exception("The migration name should contain letters, digits and/or underscore characters only."); |
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} |
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|
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$name = 'm' . gmdate('ymd_His') . '_' . $name; |
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$file = $this->migrationPath . DIRECTORY_SEPARATOR . $name . '.php'; |
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|
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if ($this->confirm("Create new migration '$file'?")) { |
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$content = $this->renderFile(Yii::getAlias($this->templateFile), ['className' => $name]); |
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file_put_contents($file, $content); |
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echo "New migration created successfully.\n"; |
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} |
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} |
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|
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/** |
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* Upgrades with the specified migration class. |
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* @param string $class the migration class name |
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* @return boolean whether the migration is successful |
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*/ |
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protected function migrateUp($class) |
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{ |
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if ($class === self::BASE_MIGRATION) { |
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return true; |
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} |
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|
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echo "*** applying $class\n"; |
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$start = microtime(true); |
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$migration = $this->createMigration($class); |
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if ($migration->up() !== false) { |
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$this->addMigrationHistory($class); |
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$time = microtime(true) - $start; |
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echo "*** applied $class (time: " . sprintf("%.3f", $time) . "s)\n\n"; |
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|
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return true; |
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} else { |
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$time = microtime(true) - $start; |
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echo "*** failed to apply $class (time: " . sprintf("%.3f", $time) . "s)\n\n"; |
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|
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return false; |
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} |
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} |
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|
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/** |
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* Downgrades with the specified migration class. |
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* @param string $class the migration class name |
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* @return boolean whether the migration is successful |
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*/ |
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protected function migrateDown($class) |
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{ |
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if ($class === self::BASE_MIGRATION) { |
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return true; |
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} |
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|
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echo "*** reverting $class\n"; |
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$start = microtime(true); |
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$migration = $this->createMigration($class); |
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if ($migration->down() !== false) { |
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$this->removeMigrationHistory($class); |
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$time = microtime(true) - $start; |
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echo "*** reverted $class (time: " . sprintf("%.3f", $time) . "s)\n\n"; |
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|
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return true; |
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} else { |
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$time = microtime(true) - $start; |
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echo "*** failed to revert $class (time: " . sprintf("%.3f", $time) . "s)\n\n"; |
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|
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return false; |
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} |
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} |
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|
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/** |
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* Creates a new migration instance. |
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* @param string $class the migration class name |
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* @return \yii\db\MigrationInterface the migration instance |
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*/ |
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protected function createMigration($class) |
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{ |
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$file = $this->migrationPath . DIRECTORY_SEPARATOR . $class . '.php'; |
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require_once($file); |
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|
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return new $class(); |
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} |
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|
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/** |
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* Migrates to the specified apply time in the past. |
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* @param integer $time UNIX timestamp value. |
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*/ |
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protected function migrateToTime($time) |
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{ |
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$count = 0; |
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$migrations = array_values($this->getMigrationHistory(-1)); |
||||
while ($count < count($migrations) && $migrations[$count] > $time) { |
||||
++$count; |
||||
} |
||||
if ($count === 0) { |
||||
echo "Nothing needs to be done.\n"; |
||||
} else { |
||||
$this->actionDown($count); |
||||
} |
||||
} |
||||
|
||||
/** |
||||
* Migrates to the certain version. |
||||
* @param string $version name in the full format. |
||||
* @throws Exception if the provided version cannot be found. |
||||
*/ |
||||
protected function migrateToVersion($version) |
||||
{ |
||||
$originalVersion = $version; |
||||
|
||||
// try migrate up |
||||
$migrations = $this->getNewMigrations(); |
||||
foreach ($migrations as $i => $migration) { |
||||
if (strpos($migration, $version . '_') === 0) { |
||||
$this->actionUp($i + 1); |
||||
|
||||
return self::EXIT_CODE_NORMAL; |
||||
} |
||||
} |
||||
|
||||
// try migrate down |
||||
$migrations = array_keys($this->getMigrationHistory(-1)); |
||||
foreach ($migrations as $i => $migration) { |
||||
if (strpos($migration, $version . '_') === 0) { |
||||
if ($i === 0) { |
||||
echo "Already at '$originalVersion'. Nothing needs to be done.\n"; |
||||
} else { |
||||
$this->actionDown($i); |
||||
} |
||||
|
||||
return self::EXIT_CODE_NORMAL; |
||||
} |
||||
} |
||||
|
||||
throw new Exception("Unable to find the version '$originalVersion'."); |
||||
} |
||||
|
||||
/** |
||||
* Returns the migrations that are not applied. |
||||
* @return array list of new migrations |
||||
*/ |
||||
protected function getNewMigrations() |
||||
{ |
||||
$applied = []; |
||||
foreach ($this->getMigrationHistory(-1) as $version => $time) { |
||||
$applied[substr($version, 1, 13)] = true; |
||||
} |
||||
|
||||
$migrations = []; |
||||
$handle = opendir($this->migrationPath); |
||||
while (($file = readdir($handle)) !== false) { |
||||
if ($file === '.' || $file === '..') { |
||||
continue; |
||||
} |
||||
$path = $this->migrationPath . DIRECTORY_SEPARATOR . $file; |
||||
if (preg_match('/^(m(\d{6}_\d{6})_.*?)\.php$/', $file, $matches) && is_file($path) && !isset($applied[$matches[2]])) { |
||||
$migrations[] = $matches[1]; |
||||
} |
||||
} |
||||
closedir($handle); |
||||
sort($migrations); |
||||
|
||||
return $migrations; |
||||
} |
||||
|
||||
/** |
||||
* Returns the migration history. |
||||
* @param integer $limit the maximum number of records in the history to be returned |
||||
* @return array the migration history |
||||
*/ |
||||
abstract protected function getMigrationHistory($limit); |
||||
|
||||
/** |
||||
* Adds new migration entry to the history. |
||||
* @param string $version migration version name. |
||||
*/ |
||||
abstract protected function addMigrationHistory($version); |
||||
|
||||
/** |
||||
* Removes existing migration from the history. |
||||
* @param string $version migration version name. |
||||
*/ |
||||
abstract protected function removeMigrationHistory($version); |
||||
} |
@ -0,0 +1,35 @@
|
||||
<?php |
||||
/** |
||||
* @link http://www.yiiframework.com/ |
||||
* @copyright Copyright (c) 2008 Yii Software LLC |
||||
* @license http://www.yiiframework.com/license/ |
||||
*/ |
||||
|
||||
namespace yii\db; |
||||
|
||||
/** |
||||
* The MigrationInterface defines the minimum set of methods to be implemented by a database migration. |
||||
* |
||||
* Each migration class should provide the [[up()]] method containing the logic for "upgrading" the database |
||||
* and the [[down()]] method for the "downgrading" logic. |
||||
* |
||||
* @author Klimov Paul <klimov@zfort.com> |
||||
* @since 2.0 |
||||
*/ |
||||
interface MigrationInterface |
||||
{ |
||||
/** |
||||
* This method contains the logic to be executed when applying this migration. |
||||
* @return boolean return a false value to indicate the migration fails |
||||
* and should not proceed further. All other return values mean the migration succeeds. |
||||
*/ |
||||
public function up(); |
||||
|
||||
/** |
||||
* This method contains the logic to be executed when removing this migration. |
||||
* The default implementation throws an exception indicating the migration cannot be removed. |
||||
* @return boolean return a false value to indicate the migration fails |
||||
* and should not proceed further. All other return values mean the migration succeeds. |
||||
*/ |
||||
public function down(); |
||||
} |
Loading…
Reference in new issue