Doctrine/Translatable.php
<?php namespace Modules\Core\Doctrine;
use Illuminate\Support\Facades\App;
use Mitch\LaravelDoctrine\EntityManagerFacade;
use ReflectionClass;
trait Translatable
{
/**
* @param array $input
*/
public function fillTranslations(array $input)
{
foreach ($input as $locale => $attributes) {
foreach ($attributes as $key => $value) {
$this->createOrUpdateTranslation($key, $locale, $value);
}
}
}
/**
* Create or update the given field name
* @param string $fieldName
* @param string $locale
* @param string $value
*/
public function createOrUpdateTranslation($fieldName, $locale, $value)
{
$found = false;
foreach ($this->translation as $translation) {
if ($translation->locale == $locale) {
$translation->$fieldName = $value;
$found = true;
continue;
}
}
if (! $found) {
$foreignKey = $this->getForeignKey();
$translationObjectClass = $this->getTranslationClass();
$translationObject = new $translationObjectClass();
$translationObject->locale = $locale;
$translationObject->$fieldName = $value;
$translationObject->$foreignKey = $this;
$this->translation->add($translationObject);
}
}
/**
* Get the translation of the given field name
* @param string $fieldName
* @param string|null $locale
* @return string
*/
public function translation($fieldName, $locale = null)
{
$locale = $locale ?: App::getLocale();
foreach ($this->translation as $translation) {
if ($translation->locale == $locale) {
return $translation->$fieldName;
}
}
}
/**
* @param string $fieldName
* @return mixed
*/
public function translatableGetter($fieldName)
{
if (in_array($fieldName, $this->getTranslatedFieldNamesForEntity())) {
$result = $this->translation($fieldName);
} else {
$result = $this->getRawField($fieldName);
}
return $result;
}
/**
* @param $name
* @return mixed
*/
public function getRawField($name)
{
return $this->$name;
}
/**
* @return array
*/
private function getTranslatedFieldNamesForEntity()
{
$cacheArray = [];
$translatedEntityName = $this->getTranslationClass();
if (! isset($cacheArray[$translatedEntityName])) {
$cacheArray[$translatedEntityName] = array_values(array_diff(EntityManagerFacade::getClassMetadata($translatedEntityName)->getColumnNames(),
['id', 'locale']));
}
return $cacheArray[$translatedEntityName];
}
/**
* Get the foreign key for the current class
* @return string
*/
private function getForeignKey()
{
$reflectionClass = new ReflectionClass(get_class($this));
$foreignKey = strtolower($reflectionClass->getShortName());
return $foreignKey;
}
/**
* Get the Translations class name
* @return string
*/
private function getTranslationClass()
{
return get_class($this) . 'Translation';
}
}