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<?php
namespace WCML\Tax\Strings;
use IWPML_Backend_Action;
use IWPML_Frontend_Action;
class Hooks implements IWPML_Backend_Action, IWPML_Frontend_Action {
const STRINGS_CONTEXT = 'admin_texts_woocommerce_tax';
public function add_hooks() {
add_action( 'woocommerce_tax_rate_added', [ $this, 'registerLabelString' ], 10, 2 );
add_action( 'woocommerce_tax_rate_updated', [ $this, 'registerLabelString' ], 10, 2 );
add_filter( 'woocommerce_rate_label', [ $this, 'translateLabelString' ], 10, 2 );
}
/**
* @param string $label
* @param int $taxId
*
* @return string
*/
public function translateLabelString( $label, $taxId ) {
$stringId = icl_get_string_id( $label, self::STRINGS_CONTEXT, $this->getStringName( $taxId ) );
if ( ! $stringId ) {
$this->migrateStringToTaxIdName( $taxId, $label );
}
return icl_translate( self::STRINGS_CONTEXT, $this->getStringName( $taxId ), $label );
}
/**
* @param int $taxId
* @param array $taxRate
*/
public function registerLabelString( $taxId, $taxRate ) {
if ( ! empty( $taxRate['tax_rate_name'] ) ) {
$this->registerString( $taxId, $taxRate['tax_rate_name'] );
}
}
/**
* @param int $taxId
* @param string $label
*
* @return int
*/
private function registerString( $taxId, $label ) {
return icl_register_string( self::STRINGS_CONTEXT, $this->getStringName( $taxId ), $label );
}
/**
* migration from WCML < 4.9.0
*
* @param int $taxId
* @param string $label
*/
private function migrateStringToTaxIdName( $taxId, $label ) {
$newStringId = $this->registerString( $taxId, $label );
$oldStringId = icl_get_string_id( $label, 'woocommerce taxes', $label );
$oldStringTranslations = icl_get_string_translations_by_id( $oldStringId );
foreach ( $oldStringTranslations as $languageCode => $translation ) {
icl_add_string_translation(
$newStringId,
$languageCode,
$translation['value'],
ICL_STRING_TRANSLATION_COMPLETE
);
}
}
/**
* @param int $taxId
*
* @return string
*/
private function getStringName( $taxId ) {
return 'tax_label_' . $taxId;
}
}