public function testRegisterModelWithLinkedHasManyModelsToSelfRegistersLinkModel()
{
$hasMany1 = new HasManyField('field', 'tableWithLinkToSelf');
$model1 = $this->createModel('tableWithLinkToSelf', array($hasMany1));
$this->register->registerModel($model1);
$linkModelName = 'tableWithLinkToSelftableWithLinkToSelf';
$linkModel = $this->register->getModel($linkModelName);
$linkModelTable = $linkModel->getMeta()->getModelTable();
$fields = $linkModelTable->getFields();
$this->assertEquals($linkModelName, $hasMany1->getLinkModelName());
$found = array();
foreach ($fields as $field) {
if ($field->getName() == 'tableWithLinkToSelf1') {
$this->assertEquals('tableWithLinkToSelf', $field->getRelationModelName());
}
if ($field->getName() == 'tableWithLinkToSelf2') {
$this->assertEquals('tableWithLinkToSelf', $field->getRelationModelName());
}
$found[] = $field->getName();
}
$this->assertEquals(array('id', 'tableWithLinkToSelf1', 'tableWithLinkToSelf2'), $found);
}
/**
* Gets the link model name for a many to many relation
* @param zibo\library\orm\definition\field\HasManyField $field1
* @param zibo\library\orm\definition\field\HasManyField $field2
* @param zibo\library\orm\model\meta\ModelMeta $modelMeta Meta of the model of the field
* @param string $fieldName Field for the link model
* @return string Name of the link model
* @throws zibo\library\orm\exception\ModelException when field1 and field2 have the link model set but they are not the same
*/
private function getManyToManyLinkModelName(HasManyField $field1, HasManyField $field2, ModelMeta $modelMeta, $fieldName)
{
$linkModelName1 = $field1->getLinkModelName();
$linkModelName2 = $field2->getLinkModelName();
if ($linkModelName1 && $linkModelName2) {
if ($linkModelName1 != $linkModelName2) {
throw new ModelException('Link model names of ' . $field1->getName() . ' and ' . $field2->getName() . ' are not equal');
}
return $linkModelName1;
}
if ($linkModelName1) {
return $linkModelName1;
}
if ($linkModelName2) {
return $linkModelName2;
}
$modelName1 = $field1->getRelationModelName();
$modelName2 = $field2->getRelationModelName();
$linkModelName = $this->generateLinkModelName($modelName1, $modelName2);
return $this->getUniqueLinkModelName($modelMeta, $fieldName, $linkModelName);
}
