53 lines
1.4 KiB
PHP
53 lines
1.4 KiB
PHP
<?php
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namespace Illuminate\Database\Schema;
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use Illuminate\Support\Str;
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class ForeignIdColumnDefinition extends ColumnDefinition
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{
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/**
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* The schema builder blueprint instance.
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*
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* @var \Illuminate\Database\Schema\Blueprint
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*/
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protected $blueprint;
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/**
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* Create a new foreign ID column definition.
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*
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* @param \Illuminate\Database\Schema\Blueprint $blueprint
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* @param array $attributes
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* @return void
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*/
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public function __construct(Blueprint $blueprint, $attributes = [])
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{
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parent::__construct($attributes);
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$this->blueprint = $blueprint;
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}
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/**
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* Create a foreign key constraint on this column referencing the "id" column of the conventionally related table.
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*
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* @param string|null $table
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* @param string $column
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* @return \Illuminate\Database\Schema\ForeignKeyDefinition
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*/
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public function constrained($table = null, $column = 'id')
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{
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return $this->references($column)->on($table ?? Str::of($this->name)->beforeLast('_'.$column)->plural());
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}
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/**
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* Specify which column this foreign ID references on another table.
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*
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* @param string $column
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* @return \Illuminate\Database\Schema\ForeignKeyDefinition
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*/
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public function references($column)
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{
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return $this->blueprint->foreign($this->name)->references($column);
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}
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}
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