/**
* 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;
}
