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<?php declare(strict_types=1); |
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/** |
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* Spiral Framework. |
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* |
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* @license MIT |
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* @author Anton Titov (Wolfy-J) |
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*/ |
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namespace Cycle\Schema\Relation\Morphed; |
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use Cycle\ORM\Relation; |
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use Cycle\Schema\Registry; |
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use Cycle\Schema\Relation\RelationSchema; |
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use Cycle\Schema\Relation\Traits\FieldTrait; |
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use Cycle\Schema\Relation\Traits\MorphTrait; |
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class BelongsToMorphed extends RelationSchema |
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{ |
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use FieldTrait, MorphTrait; |
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// internal relation type |
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protected const RELATION_TYPE = Relation::BELONGS_TO_MORPHED; |
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// relation schema options |
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protected const RELATION_SCHEMA = [ |
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// nullable by default |
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Relation::NULLABLE => true, |
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// default field name for inner key |
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Relation::OUTER_KEY => '{target:primaryKey}', |
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// link to parent entity primary key by default |
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Relation::INNER_KEY => '{relation}_{outerKey}', |
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// link to parent entity primary key by default |
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Relation::MORPH_KEY => '{relation}_role', |
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// rendering options |
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RelationSchema::INDEX_CREATE => true, |
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RelationSchema::MORPH_KEY_LENGTH => 32 |
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]; |
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/** |
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* @param Registry $registry |
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*/ |
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public function compute(Registry $registry) |
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{ |
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// compute local key |
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$this->options = $this->options->withContext([ |
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'source:primaryKey' => $this->getPrimary($registry->getEntity($this->source)) |
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]); |
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$source = $registry->getEntity($this->source); |
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list($outerKey, $outerField) = $this->findOuterKey($registry, $this->target); |
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// register primary key reference |
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$this->options = $this->options->withContext(['target:primaryKey' => $outerKey]); |
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// create target outer field |
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$this->ensureField( |
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$source, |
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$this->options->get(Relation::INNER_KEY), |
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$outerField, |
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$this->options->get(Relation::NULLABLE) |
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); |
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$this->ensureMorphField( |
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$source, |
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$this->options->get(Relation::MORPH_KEY), |
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$this->options->get(RelationSchema::MORPH_KEY_LENGTH), |
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$this->options->get(Relation::NULLABLE) |
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); |
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} |
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/** |
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* @param Registry $registry |
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*/ |
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public function render(Registry $registry) |
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{ |
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$source = $registry->getEntity($this->source); |
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$innerField = $this->getField($source, Relation::INNER_KEY); |
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$morphField = $this->getField($source, Relation::MORPH_KEY); |
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$table = $registry->getTableSchema($source); |
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if ($this->options->get(self::INDEX_CREATE)) { |
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$table->index([$innerField->getColumn(), $morphField->getColumn()]); |
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} |
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} |
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} |
cycle /
schema-builder
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