/**
* Creates a form field for the provided model property field
* @param zibo\library\html\form\field\FieldFactory $fieldFactory Instance of the field factory
* @param zibo\library\orm\definition\field\ModelField $field Definition of the model field
* @param mixed $value Value for the form field
* @return zibo\library\html\form\field\Field
*/
protected function createFormFieldFromModelField(FieldFactory $fieldFactory, ModelField $field, $value)
{
$fieldName = $field->getName();
try {
return $fieldFactory->createField($field->getType(), $fieldName, $value);
} catch (ZiboException $e) {
return $fieldFactory->createField(FieldFactory::TYPE_STRING, $fieldName, $value);
}
}
/**
* Sets a field to this model
* @param zibo\library\orm\definition\field\ModelField $field
* @return null
* @throws zibo\library\orm\exception\ModelException when the field has the same link as another field in this model
*/
public function setField(ModelField $field)
{
if ($field->isLocalized() && !$this->isLocalized) {
$this->isLocalized = true;
}
$name = $field->getName();
$addIndex = false;
if ($field instanceof BelongsToField) {
$field->setDefaultValue(0);
$addIndex = true;
} elseif ($field instanceof HasField) {
if ($field instanceof HasOneField) {
$type = self::HAS_ONE;
} else {
$type = self::HAS_MANY;
}
$relationFields = $this->getRelationFields($field->getRelationModelName(), $type);
$numRelationFields = count($relationFields);
if ($numRelationFields > 0) {
$linkModelName = $field->getLinkModelName();
if ($linkModelName) {
foreach ($relationFields as $relationFieldName => $relationField) {
if ($relationFieldName == $name) {
continue;
}
if ($relationField->getLinkModelName() == $linkModelName) {
throw new ModelException('Can\'t add ' . $name . ' to ' . $this->name . ': ' . $field->getRelationModelName() . ' is already linked with link model ' . $linkModelName . ' through the ' . $relationFieldName . ' field, check the link models.');
}
}
}
}
}
$this->fields[$name] = $field;
if ($addIndex && !$this->hasIndex($name)) {
$index = new Index($name, array($field));
$this->addIndex($index);
}
}
/**
* Parses a property field in the meta
* @param zibo\library\orm\definition\field\ModelField $field
* @return null
*/
private function parsePropertyField(ModelField $field)
{
$this->properties[$field->getName()] = $field;
}
/**
* Deletes the links for the provided many to many field
* @param integer $id Primary key of the data which is being saved
* @param string $fieldName Name of the has many field
* @param zibo\library\orm\definition\field\ModelField $foreignKey Definition of the foreign key field in the link model
* @return null
*/
private function deleteOldHasManyAndBelongsToMany($id, $fieldName, $foreignKey)
{
$linkModel = $this->meta->getRelationLinkModel($fieldName);
$condition = new SimpleCondition(new FieldExpression($foreignKey->getName()), new ScalarExpression($id), Condition::OPERATOR_EQUALS);
$statement = new DeleteStatement();
$statement->addTable(new TableExpression($linkModel->getName()));
$statement->addCondition($condition);
$this->executeStatement($statement);
$linkModel->clearCache();
}
/**
* Create a xml element with the definition of a model field
* @param zibo\library\xml\dom\Document $dom
* @param zibo\library\orm\definition\field\ModelField $field
* @return DOMElement an xml element which defines the model field
*/
protected function getElementFromField(Document $dom, ModelField $field)
{
$element = $dom->createElement(self::TAG_FIELD);
$element->setAttribute(self::ATTRIBUTE_NAME, $field->getName());
if ($field instanceof RelationField) {
$element->setAttribute(self::ATTRIBUTE_MODEL, $field->getRelationModelName());
if ($field instanceof BelongsToField) {
$element->setAttribute(self::ATTRIBUTE_RELATION, self::RELATION_BELONGS_TO);
} elseif ($field instanceof HasOneField) {
$element->setAttribute(self::ATTRIBUTE_RELATION, self::RELATION_HAS_ONE);
} elseif ($field instanceof HasManyField) {
$element->setAttribute(self::ATTRIBUTE_RELATION, self::RELATION_HAS_MANY);
$linkModel = $field->getLinkModelName();
if ($linkModel != null) {
$element->setAttribute(self::ATTRIBUTE_LINK_MODEL, $linkModel);
}
$indexOn = $field->getIndexOn();
if ($indexOn) {
$element->setAttribute(self::ATTRIBUTE_INDEX_ON, $indexOn);
}
}
if ($field->isDependant()) {
$element->setAttribute(self::ATTRIBUTE_DEPENDANT, 'true');
}
$foreignKey = $field->getForeignKeyName();
if ($foreignKey) {
$element->setAttribute(self::ATTRIBUTE_FOREIGN_KEY, $foreignKey);
}
} else {
$element->setAttribute(self::ATTRIBUTE_TYPE, $field->getType());
$default = $field->getDefaultValue();
if ($default != null) {
$element->setAttribute(self::ATTRIBUTE_DEFAULT, $default);
}
if ($field->IsUnique()) {
$element->setAttribute(self::ATTRIBUTE_UNIQUE, 'true');
}
}
if ($field->isLocalized()) {
$element->setAttribute(self::ATTRIBUTE_LOCALIZED, 'true');
}
$label = $field->getLabel();
if ($label) {
$element->setAttribute(self::ATTRIBUTE_LABEL, $label);
}
$validators = $field->getValidators();
foreach ($validators as $validator) {
$validatorElement = $dom->createElement(self::TAG_VALIDATION);
$validatorElement->setAttribute(self::ATTRIBUTE_NAME, $validator->getName());
$options = $validator->getOptions();
foreach ($options as $key => $value) {
$parameterElement = $dom->createElement(self::TAG_PARAMETER);
$parameterElement->setAttribute(self::ATTRIBUTE_NAME, $key);
$parameterElement->setAttribute(self::ATTRIBUTE_VALUE, $value);
$validatorElement->appendChild($parameterElement);
}
$element->appendChild($validatorElement);
}
return $element;
}
