yannP

\wp-content\plugins\sitepress-multilingual-cms\sitepress.class.php

copy_custom_fields

function copy_custom_fields( $post_id_from, $post_id_to ) {<br />    $custom_fields_to_copy = $this->get_custom_fields_translation_settings( WPML_COPY_CUSTOM_FIELD );<br />    $custom_fields_from    = get_post_meta( $post_id_from );<br />    $custom_fields_to      = get_post_meta( $post_id_to );<br /><br />    foreach ( $custom_fields_to_copy as $meta_key ) {<br />        if ( array_key_exists( $meta_key, $custom_fields_from ) ) {<br />            $meta_from = isset( $custom_fields_from[ $meta_key ] ) ? $custom_fields_from[ $meta_key ] : [];<br />            $meta_to   = isset( $custom_fields_to[ $meta_key ] ) ? $custom_fields_to[ $meta_key ] : [];<br /><br />            if ( $meta_from || $meta_to ) {<br />                $this->sync_custom_field( $post_id_from, $post_id_to, $meta_key );<br />            }<br />        }<br />    }<br /><br />    $sync_deleted_fields = false;<br />    if ( apply_filters( 'wpml_sync_deleted_custom_fields', $sync_deleted_fields ) && $custom_fields_from && $custom_fields_to ) {<br />        $if_deleted_in_source_and_still_in_target = Logic::allPass([<br />            Obj::prop( Fns::__, $custom_fields_to ),<br />            pipe( Obj::prop( Fns::__, $custom_fields_from ), Logic::not() ),<br />        ]);<br /><br />        wpml_collect( $this->get_custom_fields_translation_settings( WPML_TRANSLATE_CUSTOM_FIELD ) )<br />            ->filter( $if_deleted_in_source_and_still_in_target )<br />            ->map(function ( $meta_key ) use ( $post_id_from, $post_id_to ) {<br />                $this->sync_custom_field( $post_id_from, $post_id_to, $meta_key );<br />            });<br />    }<br />}

\wp-content\plugins\sitepress-multilingual-cms\classes\custom-field-translation\class-wpml-copy-once-custom-field.php

copy

public function copy( $post_id ) {<br />    $custom_fields_to_copy = $this->sitepress->get_custom_fields_translation_settings( WPML_COPY_ONCE_CUSTOM_FIELD );<br />    if ( empty( $custom_fields_to_copy ) ) {<br />        return;<br />    }<br /><br />    $source_element_id = $this->wpml_post_translation->get_original_element( $post_id );<br />    $custom_fields     = get_post_meta( $post_id );<br /><br />    foreach ( $custom_fields_to_copy as $meta_key ) {<br />        if ( array_key_exists( $meta_key, $custom_fields ) ) {<br />            $values = isset( $custom_fields[ $meta_key ] )<br />                      && ! empty( $custom_fields[ $meta_key ] )<br />                ? [ $custom_fields[ $meta_key ] ]<br />                : [];<br /><br />            $values = apply_filters(<br />                'wpml_custom_field_values',<br />                $values,<br />                [<br />                    'post_id'                   => $post_id,<br />                    'meta_key'                  => $meta_key,<br />                    'custom_fields_translation' => WPML_COPY_ONCE_CUSTOM_FIELD,<br />                ]<br />            );<br /><br />            if ( empty( $values ) && $source_element_id ) {<br />                $this->sitepress->sync_custom_field( $source_element_id, $post_id, $meta_key );<br />            }<br />        }<br />    }<br />}