<?php
/**
* Phinx
*
* (The MIT license)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated * documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
namespace Phinx\Db\Action;
use Phinx\Db\Table\Column;
use Phinx\Db\Table\Table;
class ChangeColumn extends Action
{
/**
* The column definition
*
* @var Column
*/
protected $column;
/**
* The name of the column to be changed
*
* @var string
*/
protected $columnName;
/**
* Constructor
*
* @param Table $table The table to alter
* @param mixed $columnName The name fo the column to change
* @param Column $column The column definition
*/
public function __construct(Table $table, $columnName, Column $column)
{
parent::__construct($table);
$this->columnName = $columnName;
$this->column = $column;
// if the name was omitted use the existing column name
if ($column->getName() === null || strlen($column->getName()) === 0) {
$column->setName($columnName);
}
}
/**
* Creates a new ChangeColumn object after building the column definition
* out of the provided arguments
*
* @param Table $table The table to alter
* @param mixed $columnName The name of the column to change
* @param mixed $type The type of the column
* @param mixed $options Additional options for the column
* @return ChangeColumn
*/
public static function build(Table $table, $columnName, $type = null, $options = [])
{
$column = new Column();
$column->setName($columnName);
$column->setType($type);
$column->setOptions($options); // map options to column methods
return new static($table, $columnName, $column);
}
/**
* Returns the name of the column to change
*
* @return string
*/
public function getColumnName()
{
return $this->columnName;
}
/**
* Returns the column definition
*
* @return Column
*/
public function getColumn()
{
return $this->column;
}
}