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<?php |
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namespace DataValues; |
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/** |
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* Class representing a multilingual text value. |
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* |
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* @since 0.1 |
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* |
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* @license GPL-2.0+ |
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* @author Jeroen De Dauw < [email protected] > |
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*/ |
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class MultilingualTextValue extends DataValueObject { |
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/** |
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* Array with language codes pointing to their associated texts. |
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* |
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* @var MonolingualTextValue[] |
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*/ |
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private $texts = []; |
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/** |
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* @since 0.1 |
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* |
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* @param MonolingualTextValue[] $monolingualValues |
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* |
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* @throws IllegalValueException |
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*/ |
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public function __construct( array $monolingualValues ) { |
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foreach ( $monolingualValues as $monolingualValue ) { |
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if ( !( $monolingualValue instanceof MonolingualTextValue ) ) { |
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throw new IllegalValueException( 'Can only construct MultilingualTextValue from MonolingualTextValue objects' ); |
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} |
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$languageCode = $monolingualValue->getLanguageCode(); |
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if ( array_key_exists( $languageCode, $this->texts ) ) { |
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throw new IllegalValueException( 'Can only add a single MonolingualTextValue per language to a MultilingualTextValue' ); |
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} |
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$this->texts[$languageCode] = $monolingualValue; |
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} |
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} |
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/** |
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* @see Serializable::serialize |
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* |
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* @return string |
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*/ |
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public function serialize() { |
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return serialize( $this->texts ); |
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} |
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/** |
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* @see Serializable::unserialize |
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* |
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* @param string $value |
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*/ |
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public function unserialize( $value ) { |
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$this->__construct( unserialize( $value ) ); |
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} |
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/** |
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* @see DataValue::getType |
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* |
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* @return string |
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*/ |
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public static function getType() { |
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return 'multilingualtext'; |
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} |
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/** |
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* @see DataValue::getSortKey |
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* |
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* @return string|float|int |
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*/ |
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public function getSortKey() { |
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return empty( $this->texts ) ? '' : reset( $this->texts )->getSortKey(); |
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} |
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/** |
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* Returns the texts as an array of monolingual text values. |
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* |
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* @since 0.1 |
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* |
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* @return MonolingualTextValue[] |
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*/ |
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public function getTexts() { |
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return $this->texts; |
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} |
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/** |
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* Returns the multilingual text value |
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* @see DataValue::getValue |
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* |
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* @return self |
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*/ |
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public function getValue() { |
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return $this; |
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} |
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/** |
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* @see DataValue::getArrayValue |
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* |
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* @return mixed |
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*/ |
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public function getArrayValue() { |
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$values = []; |
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/** |
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* @var MonolingualTextValue $text |
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*/ |
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foreach ( $this->texts as $text ) { |
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$values[] = $text->getArrayValue(); |
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} |
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return $values; |
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} |
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/** |
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* Constructs a new instance of the DataValue from the provided data. |
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* This can round-trip with |
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* @see getArrayValue |
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* |
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* @since 0.1 |
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* |
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* @param mixed $data |
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* |
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* @throws IllegalValueException if $data is not an array. |
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* @return static |
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*/ |
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public static function newFromArray( $data ) { |
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if ( !is_array( $data ) ) { |
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throw new IllegalValueException( "array expected" ); |
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} |
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$values = []; |
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foreach ( $data as $monolingualValue ) { |
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if ( !is_array( $monolingualValue ) ) { |
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throw new IllegalValueException( '$data must be an array of arrays' ); |
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} |
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$values[] = MonolingualTextValue::newFromArray( $monolingualValue ); |
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} |
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return new static( $values ); |
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} |
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} |
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DataValues /
Common
