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<?php |
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/** |
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* Phinx |
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* |
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* (The MIT license) |
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* Copyright (c) 2015 Rob Morgan |
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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 |
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* deal in the Software without restriction, including without limitation the |
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
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* sell 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 |
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS |
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* IN THE SOFTWARE. |
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* |
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* @package Phinx |
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* @subpackage Phinx\Db\Adapter |
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*/ |
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namespace Phinx\Db\Adapter; |
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use Phinx\Db\Action\AddColumn; |
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use Phinx\Db\Action\AddForeignKey; |
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use Phinx\Db\Action\AddIndex; |
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use Phinx\Db\Action\CreateTable; |
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use Phinx\Db\Action\DropForeignKey; |
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use Phinx\Db\Action\DropIndex; |
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use Phinx\Db\Action\DropTable; |
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use Phinx\Db\Action\RemoveColumn; |
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use Phinx\Db\Action\RenameColumn; |
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use Phinx\Db\Action\RenameTable; |
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use Phinx\Db\Plan\Intent; |
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use Phinx\Db\Plan\Plan; |
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use Phinx\Db\Table\Table; |
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use Phinx\Migration\IrreversibleMigrationException; |
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/** |
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* Phinx Proxy Adapter. |
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* |
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* Used for recording migration commands to automatically reverse them. |
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* |
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* @author Rob Morgan <[email protected]> |
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*/ |
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class ProxyAdapter extends AdapterWrapper |
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{ |
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/** |
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* @var array |
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*/ |
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protected $commands = []; |
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/** |
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* {@inheritdoc} |
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4 |
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*/ |
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public function getAdapterType() |
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{ |
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return 'ProxyAdapter'; |
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} |
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/** |
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* {@inheritdoc} |
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4 |
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*/ |
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public function createTable(Table $table, array $columns = [], array $indexes = []) |
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{ |
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$this->commands[] = new CreateTable($table); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function executeActions(Table $table, array $actions) |
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{ |
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$this->commands = array_merge($this->commands, $actions); |
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} |
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/** |
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* Gets an array of the recorded commands in reverse. |
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* |
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* @throws \Phinx\Migration\IrreversibleMigrationException if a command cannot be reversed. |
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* @return \Phinx\Db\Plan\Intent |
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*/ |
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public function getInvertedCommands() |
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{ |
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$inverted = new Intent(); |
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foreach (array_reverse($this->commands) as $com) { |
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4 |
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switch (true) { |
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case $com instanceof CreateTable: |
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$inverted->addAction(new DropTable($com->getTable())); |
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4 |
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break; |
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case $com instanceof RenameTable: |
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$inverted->addAction(new RenameTable(new Table($com->getNewName()), $com->getTable()->getName())); |
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break; |
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4 |
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case $com instanceof AddColumn: |
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$inverted->addAction(new RemoveColumn($com->getTable(), $com->getColumn())); |
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break; |
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case $com instanceof RenameColumn: |
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$column = clone $com->getColumn(); |
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$name = $column->getName(); |
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$column->setName($com->getNewName()); |
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$inverted->addAction(new RenameColumn($com->getTable(), $column, $name)); |
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break; |
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case $com instanceof AddIndex: |
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$inverted->addAction(new DropIndex($com->getTable(), $com->getIndex())); |
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break; |
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case $com instanceof AddForeignKey: |
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$inverted->addAction(new DropForeignKey($com->getTable(), $com->getForeignKey())); |
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break; |
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default: |
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throw new IrreversibleMigrationException(sprintf( |
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'Cannot reverse a "%s" command', |
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get_class($com) |
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1 |
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)); |
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} |
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1 |
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} |
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1 |
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return $inverted; |
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} |
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/** |
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* Execute the recorded commands in reverse. |
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* |
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* @return void |
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*/ |
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public function executeInvertedCommands() |
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{ |
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$plan = new Plan($this->getInvertedCommands()); |
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$plan->executeInverse($this->getAdapter()); |
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} |
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} |
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cakephp /
phinx
