158 lines
3.8 KiB
PHP
158 lines
3.8 KiB
PHP
<?php
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/**
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* I18N: WP_Translations class.
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*
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* @package WordPress
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* @subpackage I18N
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* @since 6.5.0
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*/
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/**
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* Class WP_Translations.
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*
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* @since 6.5.0
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*
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* @property-read array<string, string> $headers
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* @property-read array<string, string[]> $entries
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*/
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class WP_Translations {
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/**
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* Text domain.
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*
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* @since 6.5.0
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* @var string
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*/
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protected $textdomain = 'default';
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/**
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* Translation controller instance.
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*
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* @since 6.5.0
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* @var WP_Translation_Controller
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*/
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protected $controller;
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/**
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* Constructor.
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*
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* @since 6.5.0
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*
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* @param WP_Translation_Controller $controller I18N controller.
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* @param string $textdomain Optional. Text domain. Default 'default'.
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*/
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public function __construct( WP_Translation_Controller $controller, string $textdomain = 'default' ) {
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$this->controller = $controller;
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$this->textdomain = $textdomain;
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}
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/**
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* Magic getter for backward compatibility.
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*
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* @since 6.5.0
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*
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* @param string $name Property name.
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* @return mixed
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*/
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public function __get( string $name ) {
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if ( 'entries' === $name ) {
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$entries = $this->controller->get_entries( $this->textdomain );
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$result = array();
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foreach ( $entries as $original => $translations ) {
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$result[] = $this->make_entry( $original, $translations );
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}
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return $result;
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}
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if ( 'headers' === $name ) {
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return $this->controller->get_headers( $this->textdomain );
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}
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return null;
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}
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/**
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* Builds a Translation_Entry from original string and translation strings.
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*
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* @see MO::make_entry()
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*
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* @since 6.5.0
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*
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* @param string $original Original string to translate from MO file. Might contain
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* 0x04 as context separator or 0x00 as singular/plural separator.
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* @param string $translations Translation strings from MO file.
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* @return Translation_Entry Entry instance.
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*/
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private function make_entry( $original, $translations ): Translation_Entry {
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$entry = new Translation_Entry();
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// Look for context, separated by \4.
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$parts = explode( "\4", $original );
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if ( isset( $parts[1] ) ) {
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$original = $parts[1];
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$entry->context = $parts[0];
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}
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// Look for plural original.
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$parts = explode( "\0", $original );
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$entry->singular = $parts[0];
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if ( isset( $parts[1] ) ) {
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$entry->is_plural = true;
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$entry->plural = $parts[1];
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}
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$entry->translations = explode( "\0", $translations );
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return $entry;
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}
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/**
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* Translates a plural string.
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*
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* @since 6.5.0
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*
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* @param string|null $singular Singular string.
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* @param string|null $plural Plural string.
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* @param int|float $count Count. Should be an integer, but some plugins pass floats.
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* @param string|null $context Context.
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* @return string|null Translation if it exists, or the unchanged singular string.
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*/
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public function translate_plural( $singular, $plural, $count = 1, $context = '' ) {
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if ( null === $singular || null === $plural ) {
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return $singular;
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}
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$translation = $this->controller->translate_plural( array( $singular, $plural ), (int) $count, (string) $context, $this->textdomain );
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if ( false !== $translation ) {
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return $translation;
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}
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// Fall back to the original with English grammar rules.
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return ( 1 === $count ? $singular : $plural );
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}
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/**
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* Translates a singular string.
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*
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* @since 6.5.0
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*
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* @param string|null $singular Singular string.
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* @param string|null $context Context.
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* @return string|null Translation if it exists, or the unchanged singular string
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*/
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public function translate( $singular, $context = '' ) {
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if ( null === $singular ) {
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return null;
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}
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$translation = $this->controller->translate( $singular, (string) $context, $this->textdomain );
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if ( false !== $translation ) {
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return $translation;
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}
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// Fall back to the original.
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return $singular;
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}
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}
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