333 lines
13 KiB
PHP
333 lines
13 KiB
PHP
<?php
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defined( 'ABSPATH' ) || exit;
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class WPT_Content_Controller {
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private $store;
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private $router;
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public function __construct( WPT_Translation_Store $store, WPT_Language_Router $router ) {
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$this->store = $store;
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$this->router = $router;
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}
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public function register() {
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add_action( 'save_post', array( $this, 'schedule_post_translation' ), 20, 3 );
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add_action( 'wpt_process_translation', array( $this, 'translate_post' ), 10, 3 );
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add_action( 'wpt_process_term_translation', array( $this, 'translate_term' ), 10, 3 );
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add_action( 'wpt_process_seo_output_translation', array( $this, 'translate_seo_output' ), 10, 4 );
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add_action( 'created_term', array( $this, 'schedule_term_translation' ), 20, 3 );
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add_action( 'edited_term', array( $this, 'schedule_term_translation' ), 20, 3 );
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add_filter( 'the_title', array( $this, 'translate_title' ), 20, 2 );
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add_filter( 'the_content', array( $this, 'translate_content' ), 1 );
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add_filter( 'get_the_excerpt', array( $this, 'translate_excerpt' ), 20, 2 );
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add_filter( 'wp_get_attachment_image_attributes', array( $this, 'translate_image_alt' ), 20, 2 );
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add_filter( 'single_term_title', array( $this, 'translate_term_title' ), 20, 2 );
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add_filter( 'term_description', array( $this, 'translate_term_description' ), 20, 3 );
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add_filter( 'document_title_parts', array( $this, 'translate_document_title_parts' ), 20 );
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add_filter( 'wpseo_title', array( $this, 'translate_seo_title' ), 20 );
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add_filter( 'wpseo_metadesc', array( $this, 'translate_seo_description' ), 20 );
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add_filter( 'rank_math/frontend/title', array( $this, 'translate_seo_title' ), 20 );
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add_filter( 'rank_math/frontend/description', array( $this, 'translate_seo_description' ), 20 );
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add_filter( 'aioseo_title', array( $this, 'translate_seo_title' ), 20 );
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add_filter( 'aioseo_description', array( $this, 'translate_seo_description' ), 20 );
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add_filter( 'seopress_titles_the_title', array( $this, 'translate_seo_title' ), 20 );
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add_filter( 'seopress_titles_the_description', array( $this, 'translate_seo_description' ), 20 );
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add_filter( 'post_link', array( $this, 'localize_permalink' ), 20 );
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add_filter( 'page_link', array( $this, 'localize_permalink' ), 20 );
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add_filter( 'post_type_link', array( $this, 'localize_permalink' ), 20 );
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add_filter( 'term_link', array( $this, 'localize_permalink' ), 20 );
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add_filter( 'get_term', array( $this, 'translate_term_object' ), 20, 3 );
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}
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public function schedule_post_translation( $post_id, $post, $update ) {
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if ( wp_is_post_revision( $post_id ) || wp_is_post_autosave( $post_id ) || ! in_array( $post->post_type, array( 'post', 'page' ), true ) ) {
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return;
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}
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foreach ( WPT_Settings::target_languages() as $target_language ) {
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if ( ! wp_next_scheduled( 'wpt_process_translation', array( $post_id, $target_language ) ) ) {
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wp_schedule_single_event( time() + 30, 'wpt_process_translation', array( $post_id, $target_language ) );
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}
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}
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}
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public function translate_post( $post_id, $target_language, $force_refresh = false ) {
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$post = get_post( $post_id );
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$settings = WPT_Settings::get();
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if ( ! $post || ! WPT_Settings::is_supported_language( $target_language ) ) {
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return;
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}
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$service = new WPT_Translation_Service(
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$this->store,
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new WPT_Baidu_Provider( $settings['baidu_app_id'], $settings['baidu_secret_key'] )
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);
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$fields = array(
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'post_title' => $post->post_title,
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'post_content' => $post->post_content,
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'post_excerpt' => $post->post_excerpt,
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);
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$seo_meta_keys = array(
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'_yoast_wpseo_title',
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'_yoast_wpseo_metadesc',
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'rank_math_title',
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'rank_math_description',
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);
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foreach ( $seo_meta_keys as $meta_key ) {
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$meta_value = get_post_meta( $post_id, $meta_key, true );
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if ( is_string( $meta_value ) && '' !== $meta_value ) {
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$fields[ 'meta:' . $meta_key ] = $meta_value;
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}
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}
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foreach ( $fields as $field => $value ) {
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if ( '' !== $value ) {
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$context = 'post:' . $post_id . ':' . $field;
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if ( 'post_content' === $field ) {
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( new WPT_Content_Translator( $service ) )->translate( $value, $settings['source_language'], $target_language, $context, $force_refresh );
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} else {
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$service->get_or_translate( $value, $settings['source_language'], $target_language, $context, $force_refresh );
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}
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}
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}
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$this->translate_attachment_alt_text( $post_id, $service, $settings, $target_language, $force_refresh );
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$this->translate_terms( $post_id, $service, $settings, $target_language, $force_refresh );
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}
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public function schedule_term_translation( $term_id, $term_taxonomy_id, $taxonomy ) {
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if ( ! in_array( $taxonomy, array( 'category', 'post_tag' ), true ) ) {
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return;
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}
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foreach ( WPT_Settings::target_languages() as $target_language ) {
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if ( ! wp_next_scheduled( 'wpt_process_term_translation', array( $term_id, $target_language, false ) ) ) {
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wp_schedule_single_event( time() + 30, 'wpt_process_term_translation', array( $term_id, $target_language, false ) );
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}
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}
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}
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public function translate_term( $term_id, $target_language, $force_refresh = false ) {
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$term = get_term( $term_id );
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$settings = WPT_Settings::get();
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if ( ! $term || is_wp_error( $term ) || ! in_array( $term->taxonomy, array( 'category', 'post_tag' ), true ) || ! WPT_Settings::is_supported_language( $target_language ) ) {
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return;
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}
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$service = new WPT_Translation_Service(
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$this->store,
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new WPT_Baidu_Provider( $settings['baidu_app_id'], $settings['baidu_secret_key'] )
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);
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if ( '' !== $term->name ) {
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$service->get_or_translate( $term->name, $settings['source_language'], $target_language, 'term:' . $term->term_id . ':name', $force_refresh );
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}
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if ( '' !== $term->description ) {
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$service->get_or_translate( $term->description, $settings['source_language'], $target_language, 'term:' . $term->term_id . ':description', $force_refresh );
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}
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}
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public function translate_seo_output( $post_id, $source_value, $target_language, $context ) {
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$settings = WPT_Settings::get();
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if ( ! get_post( $post_id ) || ! WPT_Settings::is_supported_language( $target_language ) || '' === $source_value ) {
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return;
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}
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$service = new WPT_Translation_Service(
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$this->store,
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new WPT_Baidu_Provider( $settings['baidu_app_id'], $settings['baidu_secret_key'] )
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);
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$service->get_or_translate( $source_value, $settings['source_language'], $target_language, $context );
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}
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public function translate_title( $title, $post_id ) {
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return $this->translated_value( $title, 'post:' . $post_id . ':post_title' );
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}
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public function translate_content( $content ) {
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$post_id = get_the_ID();
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if ( ! $post_id || false === strpos( $content, '<' ) ) {
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return $this->translated_value( $content, 'post:' . $post_id . ':post_content' );
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}
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$protected = WPT_Content_Translator::protect( $content );
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if ( false === $protected ) {
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return $content;
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}
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$translated_template = $this->translated_value( $protected['template'], 'post:' . $post_id . ':post_content:template' );
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if ( $translated_template === $protected['template'] ) {
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return $content;
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}
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$anchors = array();
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foreach ( $protected['anchors'] as $index => $anchor ) {
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$translated_text = $this->translated_value( $anchor['text'], 'post:' . $post_id . ':post_content:anchor:' . $index );
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$anchors[ $index ] = '<a' . $anchor['attributes'] . '>' . $translated_text . '</a>';
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}
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return WPT_Content_Translator::restore( $translated_template, $anchors, $protected['tags'] );
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}
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public function translate_excerpt( $excerpt, $post ) {
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return $this->translated_value( $excerpt, 'post:' . $post->ID . ':post_excerpt' );
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}
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public function translate_image_alt( $attributes, $attachment ) {
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if ( empty( $attributes['alt'] ) ) {
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return $attributes;
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}
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$attributes['alt'] = $this->translated_value( $attributes['alt'], 'attachment:' . $attachment->ID . ':alt' );
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return $attributes;
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}
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public function translate_term_title( $term_name, $term ) {
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return $this->translated_value( $term_name, 'term:' . $term->term_id . ':name' );
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}
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public function translate_term_description( $description, $term_id, $taxonomy ) {
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return $this->translated_value( $description, 'term:' . $term_id . ':description' );
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}
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public function translate_document_title_parts( $parts ) {
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if ( ! is_singular() || empty( $parts['title'] ) ) {
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return $parts;
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}
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$post_id = get_queried_object_id();
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if ( ! $post_id ) {
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return $parts;
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}
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$parts['title'] = $this->translated_value( $parts['title'], 'post:' . $post_id . ':post_title' );
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return $parts;
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}
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public function translate_term_object( $term, $taxonomy, $context = '' ) {
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if ( ! $term instanceof WP_Term || ! in_array( $term->taxonomy, array( 'category', 'post_tag' ), true ) ) {
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return $term;
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}
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$translated_term = clone $term;
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$translated_term->name = $this->translated_value( $term->name, 'term:' . $term->term_id . ':name' );
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$translated_term->description = $this->translated_value( $term->description, 'term:' . $term->term_id . ':description' );
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return $translated_term;
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}
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public function translate_seo_title( $value ) {
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return $this->translate_seo_value( $value, array( '_yoast_wpseo_title', 'rank_math_title', 'post_title' ) );
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}
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public function translate_seo_description( $value ) {
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return $this->translate_seo_value( $value, array( '_yoast_wpseo_metadesc', 'rank_math_description', 'post_excerpt', 'post_content' ) );
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}
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private function translate_seo_value( $value, $source_fields ) {
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$post_id = get_queried_object_id();
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if ( ! $post_id || '' === $value ) {
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return $value;
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}
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$post = get_post( $post_id );
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if ( ! $post ) {
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return $value;
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}
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foreach ( $source_fields as $source_field ) {
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if ( 0 === strpos( $source_field, '_' ) || 0 === strpos( $source_field, 'rank_math_' ) ) {
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$source_value = get_post_meta( $post_id, $source_field, true );
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$context = 'post:' . $post_id . ':meta:' . $source_field;
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} else {
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$source_value = $post->{$source_field};
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$context = 'post:' . $post_id . ':' . $source_field;
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}
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if ( is_string( $source_value ) && '' !== $source_value && $value === $source_value ) {
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return $this->translated_value( $source_value, $context );
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}
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}
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return $this->translated_or_schedule_seo_output( $value, $post_id, in_array( 'post_content', $source_fields, true ) ? 'seo_description' : 'seo_title' );
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}
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public function localize_permalink( $url ) {
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return $this->router->localized_url( $url );
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}
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private function translated_value( $source_value, $context ) {
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$settings = WPT_Settings::get();
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$target_language = $this->router->current_language();
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if ( $target_language === $settings['source_language'] || '' === $source_value ) {
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return $source_value;
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}
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$provider = new WPT_Baidu_Provider( $settings['baidu_app_id'], $settings['baidu_secret_key'] );
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$identity_key = WPT_Translation_Identity::key( $source_value, $settings['source_language'], $target_language, $context, $provider->get_version() );
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$translation = $this->store->find_valid( $identity_key );
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return ! empty( $translation['translated_value'] ) ? $translation['translated_value'] : $source_value;
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}
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private function translated_or_schedule_seo_output( $source_value, $post_id, $field_context ) {
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$settings = WPT_Settings::get();
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$target_language = $this->router->current_language();
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$context = 'post:' . $post_id . ':' . $field_context;
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if ( $target_language === $settings['source_language'] || '' === $source_value ) {
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return $source_value;
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}
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$translated_value = $this->translated_value( $source_value, $context );
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if ( $translated_value !== $source_value ) {
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return $translated_value;
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}
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$event_args = array( $post_id, $source_value, $target_language, $context );
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if ( ! wp_next_scheduled( 'wpt_process_seo_output_translation', $event_args ) ) {
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wp_schedule_single_event( time() + 5, 'wpt_process_seo_output_translation', $event_args );
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}
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return $source_value;
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}
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private function translate_attachment_alt_text( $post_id, $service, $settings, $target_language, $force_refresh ) {
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$attachments = get_attached_media( 'image', $post_id );
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foreach ( $attachments as $attachment ) {
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$alt_text = get_post_meta( $attachment->ID, '_wp_attachment_image_alt', true );
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if ( is_string( $alt_text ) && '' !== $alt_text ) {
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$service->get_or_translate( $alt_text, $settings['source_language'], $target_language, 'attachment:' . $attachment->ID . ':alt', $force_refresh );
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}
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}
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}
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private function translate_terms( $post_id, $service, $settings, $target_language, $force_refresh ) {
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$terms = get_the_terms( $post_id, array( 'category', 'post_tag' ) );
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if ( ! is_array( $terms ) ) {
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return;
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}
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foreach ( $terms as $term ) {
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if ( '' !== $term->name ) {
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$service->get_or_translate( $term->name, $settings['source_language'], $target_language, 'term:' . $term->term_id . ':name', $force_refresh );
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}
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if ( '' !== $term->description ) {
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$service->get_or_translate( $term->description, $settings['source_language'], $target_language, 'term:' . $term->term_id . ':description', $force_refresh );
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}
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}
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}
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} |