class.ilBiblTranslationFactory.php

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<?php
 
class ilBiblTranslationFactory implements ilBiblTranslationFactoryInterface
{
 
    protected $dic;
    protected $field_factory;
 
 
    public function __construct(ilBiblFieldFactoryInterface $field_factory)
    {
        global $DIC;
        $this->dic = $DIC;
        $this->field_factory = $field_factory;
    }
 
 
    public function translate(ilBiblFieldInterface $field)
    {
        if ($this->translationExistsForFieldAndUsersLanguage($field)) {
            return $this->getInstanceForFieldAndUsersLanguage($field)->getTranslation();
        }
        if ($this->translationExistsForFieldAndSystemsLanguage($field)) {
            return $this->getInstanceForFieldAndSystemsLanguage($field)->getTranslation();
        }
 
        $core_translation = $this->translateInCore($field);
        if (strpos($core_translation, "-") !== 0) {
            return $core_translation;
        }
 
        return $field->getIdentifier();
    }
 
 
    public function translateAttribute(ilBiblAttributeInterface $attribute)
    {
        $field = $this->field_factory->findOrCreateFieldOfAttribute($attribute);
 
        return $this->translate($field);
    }
 
 
    public function translateAttributeString($type_id, ilBiblAttributeInterface $attribute)
    {
        $field = $this->getFieldFactory()
            ->findOrCreateFieldByTypeAndIdentifier($type_id, $attribute->getIdentifier());
 
        return $this->translate($field);
    }
 
 
    public function getFieldFactory()
    {
        return $this->field_factory;
    }
 
 
    private function translateInCore(ilBiblFieldInterface $field)
    {
        $prefix = $this->getFieldFactory()->getType()->getStringRepresentation();
        $middle = "default";
        $identifier = $field->getIdentifier();
 
        $topic = implode("_", [$prefix, $middle, $identifier]);
 
        return $this->dic->language()->txt(strtolower($topic));
    }
 
 
    public function translationExistsForFieldAndUsersLanguage(ilBiblFieldInterface $field)
    {
        return !is_null($this->getInstanceForFieldAndUsersLanguage($field));
    }
 
 
    public function translationExistsForFieldAndSystemsLanguage(ilBiblFieldInterface $field)
    {
        return !is_null($this->getInstanceForFieldAndSystemsLanguage($field));
    }
 
 
    public function translationExistsForField(ilBiblFieldInterface $field)
    {
        return $this->getCollectionOfTranslationsForField($field)->hasSets();
    }
 
 
    public function getInstanceForFieldAndUsersLanguage(ilBiblFieldInterface $field)
    {
        global $DIC;
 
        return $this->getCollectionOfTranslationsForField($field)
            ->where(["language_key" => $DIC->user()->getCurrentLanguage(),])
            ->first();
    }
 
 
    public function getInstanceForFieldAndSystemsLanguage(ilBiblFieldInterface $field)
    {
        global $DIC;
        $lng = $DIC->language()->getDefaultLanguage();
 
        return $this->getCollectionOfTranslationsForField($field)
            ->where(["language_key" => $lng,])
            ->first();
    }
 
 
    public function findArCreateInstanceForFieldAndlanguage(ilBiblFieldInterface $field, $language_key)
    {
        $inst = $this->getCollectionOfTranslationsForField($field)
            ->where(["language_key" => $language_key,])
            ->get();
 
        if (!$inst) {
            $inst = new ilBiblTranslation();
            $inst->setFieldId($field->getId());
            $inst->setLanguageKey($language_key);
            $inst->create();
        }
 
        return $inst;
    }
 
 
    public function getAllTranslationsForField(ilBiblFieldInterface $field)
    {
        return $this->getCollectionOfTranslationsForField($field)->get();
    }
 
 
    public function getAllTranslationsForFieldAsArray(ilBiblFieldInterface $field)
    {
        return $this->getCollectionOfTranslationsForField($field)->getArray();
    }
 
 
    private function getCollectionOfTranslationsForField(ilBiblFieldInterface $field)
    {
        return ilBiblTranslation::where(['field_id' => $field->getId()])->orderBy('language_key');
    }
 
 
    public function findById($id)
    {
        return ilBiblTranslation::findOrFail($id);
    }
 
 
    public function deleteById($id)
    {
        self::findById($id)->delete();
 
        return true;
    }
}