/**
* {@inheritdoc}
*/
protected function clarifyDefinition()
{
parent::clarifyDefinition();
if (empty($this->definition[RecordEntity::PIVOT_TABLE])) {
$this->definition[RecordEntity::PIVOT_TABLE] = $this->getPivotTable();
}
if (!$this->isSameDatabase()) {
throw new RelationSchemaException("Many-to-Many relation can create relations ({$this}) only to entities from same database.");
}
}
/**
* Normalize schema definition into light cachable form.
*
* @return array
*/
protected function normalizeDefinition()
{
$definition = parent::normalizeDefinition();
if ($this->getOuterKey() == $this->outerRecord()->getPrimaryKey()) {
//Linked using primary key
$definition[ORM::M_PRIMARY_KEY] = $this->getOuterKey();
}
return $definition;
}
/**
* {@inheritdoc}
*/
protected function proposedDefinitions()
{
$options = parent::proposedDefinitions();
foreach ($this->outerRecords() as $record) {
//We can use first found record primary key to populate default value
$options['outer:primaryKey'] = $record->getPrimaryKey();
break;
}
return $options;
}
