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<?php |
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/* |
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* The MIT License |
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* |
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* Copyright 2014 James Ekow Abaka Ainooson |
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* |
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* Permission is hereby granted, free of charge, to any person obtaining a copy |
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* of this software and associated documentation files (the "Software"), to deal |
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* in the Software without restriction, including without limitation the rights |
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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* copies of the Software, and to permit persons to whom the Software is |
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* furnished to do so, subject to the following conditions: |
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* |
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* The above copyright notice and this permission notice shall be included in |
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* all copies or substantial portions of the Software. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
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* THE SOFTWARE. |
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*/ |
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namespace yentu\commands; |
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use clearice\io\Io; |
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use yentu\database\Begin; |
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use yentu\database\DatabaseItem; |
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use yentu\ChangeLogger; |
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use yentu\database\ForeignKey; |
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use yentu\Reversible; |
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/** |
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* The migrate command for the yentu database migration system. This class is |
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* responsible for creating and updating items |
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*/ |
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class Migrate extends Command implements Reversible |
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{ |
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const FILTER_UNRUN = 'unrun'; |
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const FILTER_LAST_SESSION = 'lastSession'; |
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private $driver; |
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private $dryDriver; |
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private $defaultSchema = false; |
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private $lastSession; |
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private $currentPath; |
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private $rollbackCommand; |
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public function setupOptions($options, &$filter) |
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{ |
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if (isset($options['no-foreign-keys'])) { |
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$this->io->output("Ignoring all foreign key constraints ...\n"); |
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$this->driver->skip('ForeignKey'); |
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} |
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if (isset($options['only-foreign-keys'])) { |
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$this->io->output("Applying only foreign keys ...\n"); |
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$this->lastSession = $this->driver->getLastSession(); |
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$this->driver->allowOnly('ForeignKey'); |
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$filter = self::FILTER_LAST_SESSION; |
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} |
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if (isset($options['force-foreign-keys'])) { |
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$this->io->output("Applying only foreign keys and skipping on errors ...\n"); |
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$this->lastSession = $this->driver->getLastSession(); |
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$this->driver->setSkipOnErrors($options['force-foreign-keys']); |
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$this->driver->allowOnly('ForeignKey'); |
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$filter = self::FILTER_LAST_SESSION; |
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} |
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if (isset($options['default-ondelete-action'])) { |
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ForeignKey::$defaultOnDelete = $options['default-ondelete-action']; |
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} |
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if (isset($options['default-onupdate-action'])) { |
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ForeignKey::$defaultOnUpdate = $options['default-onupdate-action']; |
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} |
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$this->setDefaultSchema($options); |
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} |
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private function setDefaultSchema($options) |
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{ |
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global $defaultSchema; |
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if (isset($options['default-schema'])) { |
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$this->driver->setDefaultSchema($options['default-schema']); |
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$this->defaultSchema = $options['default-schema']; |
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$defaultSchema = $this->defaultSchema; |
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} |
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} |
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private function announceMigration($migrations, $path) |
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{ |
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$size = count($migrations); |
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$defaultSchema = null; |
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if ($size > 0) { |
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if (isset($path['default-schema'])) { |
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$defaultSchema = $path['default-schema']; |
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} |
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$this->io->output("Running $size migration(s) from '{$path['home']}'"); |
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if ($defaultSchema != '') { |
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$this->io->output(" with '$defaultSchema' as the default schema.\n"); |
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} |
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} else { |
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$this->io->output("No migrations to run from '{$path['home']}'\n"); |
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} |
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} |
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public function getBegin() |
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{ |
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return new Begin($this->defaultSchema); |
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} |
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private static function fillOptions(&$options) |
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{ |
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if (!isset($options['dump-queries'])) { |
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$options['dump-queries'] = false; |
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} |
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if (!isset($options['dry'])) { |
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$options['dry'] = false; |
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} |
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} |
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public function run($options = array()) |
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{ |
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global $migrateCommand; |
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global $migrateVariables; |
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self::fillOptions($options); |
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$migrateCommand = $this; |
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if ($options['dump-queries'] !== true) { |
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$this->yentu->greet(); |
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} |
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$this->driver = ChangeLogger::wrap($this->manipulatorFactory->createManipulator(), $this->yentu, $this->io); |
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$this->driver->setDumpQueriesOnly($options['dump-queries']); |
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$this->driver->setDryRun($options['dry']); |
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$totalOperations = 0; |
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$filter = self::FILTER_UNRUN; |
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$this->setupOptions($options, $filter); |
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DatabaseItem::setDriver($this->driver); |
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\yentu\Timer::start(); |
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$migrationPaths = $this->yentu->getMigrationPaths(); |
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//$migrationsToBeRun = []; |
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foreach ($migrationPaths as $path) { |
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$this->setDefaultSchema($path); |
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$migrateVariables = $path['variables'] ?? []; |
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$migrations = $this->filter($this->yentu->getMigrations($path['home']), $filter); |
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$this->announceMigration($migrations, $path); |
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$this->currentPath = $path; |
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foreach ($migrations as $migration) { |
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$this->countOperations("{$path['home']}/{$migration['file']}"); |
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$this->driver->setVersion($migration['timestamp']); |
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$this->driver->setMigration($migration['migration']); |
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$this->io->output("\nApplying '{$migration['migration']}' migration\n"); |
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require "{$path['home']}/{$migration['file']}"; |
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DatabaseItem::purge(); |
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$this->io->output("\n"); |
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$totalOperations += $this->driver->resetOperations(); |
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} |
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} |
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if ($this->driver->getChanges()) { |
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$elapsed = \yentu\Timer::stop(); |
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$this->io->output("\nMigration took " . \yentu\Timer::pretty($elapsed) . "\n"); |
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$this->io->output($this->driver->getChanges() . " operations performed\n"); |
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$this->io->output($totalOperations - $this->driver->getChanges() . " operations skipped\n"); |
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} |
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$this->driver->disconnect(); |
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} |
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private function filter($migrations, $type = self::FILTER_UNRUN) |
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{ |
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$filterMethod = "{$type}Filter"; |
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return $this->$filterMethod($migrations); |
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} |
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private function countOperations($migrationFile) |
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{ |
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if ($this->dryDriver === null) { |
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$this->dryDriver = clone $this->driver; |
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$this->dryDriver->setDryRun(true); |
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} |
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$this->io->pushOutputLevel(Io::OUTPUT_LEVEL_0); |
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DatabaseItem::setDriver($this->dryDriver); |
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require "$migrationFile"; |
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DatabaseItem::purge(); |
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DatabaseItem::setDriver($this->driver); |
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$this->io->popOutputLevel(); |
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$this->driver->setExpectedOperations($this->dryDriver->resetOperations()); |
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} |
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public function getCurrentPath() |
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{ |
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return $this->currentPath; |
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} |
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private function unrunFilter($input) |
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{ |
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$output = array(); |
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foreach ($input as $migration) { |
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$run = $this->driver->query( |
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"SELECT count(*) as number_run FROM yentu_history WHERE migration = ? and version = ? and default_schema = ?", |
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array($migration['migration'], $migration['timestamp'], (string) $this->defaultSchema) |
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); |
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if ($run[0]['number_run'] == 0) { |
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$output[] = $migration; |
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} |
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} |
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return $output; |
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} |
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private function lastSessionFilter($input) |
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{ |
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$versions = $this->driver->getSessionVersions($this->lastSession); |
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$output = array(); |
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foreach ($input as $migration) { |
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if (array_search($migration['timestamp'], $versions) !== false) { |
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$output[] = $migration; |
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} |
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} |
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return $output; |
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} |
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237
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238
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public function getChanges() |
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239
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{ |
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240
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return $this->driver->getChanges(); |
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241
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} |
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242
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243
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public function setRollbackCommand(Rollback $rollbackCommand) |
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244
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{ |
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245
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$this->rollbackCommand = $rollbackCommand; |
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246
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} |
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247
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248
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public function reverse() |
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249
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{ |
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250
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if ($this->driver === null) { |
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251
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|
|
return; |
|
252
|
|
|
} |
|
253
|
|
|
|
|
254
|
|
|
$this->io->output("Attempting to reverse all changes ... "); |
|
|
|
|
|
|
255
|
|
|
if ($this->getChanges() > 0) { |
|
256
|
|
|
$this->io->pushOutputLevel(0); |
|
257
|
|
|
$this->rollbackCommand->run(array()); |
|
|
|
|
|
|
258
|
|
|
$this->io->popOutputLevel(); |
|
259
|
|
|
} |
|
|
|
|
|
|
260
|
|
|
$this->io->output("OK\n"); |
|
261
|
|
|
} |
|
|
|
|
|
|
262
|
|
|
|
|
263
|
|
|
} |
|
|
|
|
|
|
264
|
|
|
|
ntentan /
yentu
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