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<?php |
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/** |
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* components |
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* |
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* @author Wolfy-J |
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*/ |
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namespace Spiral\ORM\Schemas\Definitions; |
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use Spiral\Database\Schemas\ColumnInterface; |
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use Spiral\Database\Schemas\Prototypes\AbstractColumn; |
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use Spiral\Database\Schemas\Prototypes\AbstractTable; |
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use Spiral\ORM\Exceptions\DefinitionException; |
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use Spiral\ORM\Exceptions\SchemaException; |
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use Spiral\ORM\Schemas\SchemaInterface; |
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/** |
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* Defines set of properties relates to source or target model/record. Including class, location |
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* in database, role name, primary key (if any). |
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* |
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* Attention, at this moment relations do not support multiple primary keys. |
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*/ |
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final class RelationContext |
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{ |
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/** |
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* Record class (source or target). |
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* |
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* @var string |
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*/ |
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private $class; |
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/** |
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* Role name. |
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* |
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* @var string |
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*/ |
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private $role; |
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/** |
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* @var string|null |
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*/ |
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private $database; |
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/** |
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* @var string |
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*/ |
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private $table; |
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/** |
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* @invisible |
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* |
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* @var AbstractTable |
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*/ |
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private $schema; |
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/** |
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* @param SchemaInterface $schema |
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* @param AbstractTable $table |
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* |
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* @return RelationContext |
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* |
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* @throws SchemaException |
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*/ |
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public static function createContent(SchemaInterface $schema, AbstractTable $table): self |
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{ |
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$context = new self(); |
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$context->class = $schema->getClass(); |
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$context->database = $schema->getDatabase(); |
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$context->table = $schema->getTable(); |
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$context->role = $schema->getRole(); |
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$context->schema = $table; |
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return $context; |
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} |
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/** |
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* @return string |
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*/ |
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public function getClass(): string |
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{ |
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return $this->class; |
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} |
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/** |
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* @return string |
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*/ |
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public function getRole(): string |
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{ |
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return $this->role; |
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} |
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/** |
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* @return null|string |
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*/ |
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public function getDatabase() |
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{ |
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return $this->database; |
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} |
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/** |
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* @return string |
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*/ |
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public function getTable(): string |
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{ |
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return $this->table; |
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} |
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/** |
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* @return null|ColumnInterface |
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*/ |
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public function getPrimary() |
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{ |
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$primaryKeys = $this->schema->getPrimaryKeys(); |
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if (count($primaryKeys) == 1) { |
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return $this->getColumn($primaryKeys[0]); |
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} |
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/* |
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* Table either have complex primary key or no primary keys. |
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*/ |
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return null; |
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} |
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/** |
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* @param string $name |
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* |
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* @return AbstractColumn |
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*/ |
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public function getColumn($name): AbstractColumn |
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{ |
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if (!$this->schema->hasColumn($name)) { |
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throw new DefinitionException("Undefined column {$name} in {$this->schema->getName()}"); |
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} |
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return clone $this->schema->column($name); |
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} |
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} |
spiral /
components
