63 lines
1.5 KiB
PHP
63 lines
1.5 KiB
PHP
<?php
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/**
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* @package Polylang-Pro
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*/
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/**
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* Class PLL_Export_Post_Meta
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*
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* @since 3.3
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*/
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class PLL_Export_Post_Metas extends PLL_Export_Metas {
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/**
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* Constructor.
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*
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* @since 3.3
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*/
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public function __construct() {
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$this->meta_type = 'post';
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$this->import_export_meta_type = PLL_Import_Export::POST_META;
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}
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/**
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* Get the meta names to export.
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*
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* @since 3.3
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*
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* @param int $from ID of the source object.
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* @param int $to ID of the target object.
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* @return string[] List of custom fields names.
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*/
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protected function get_meta_names_to_export( int $from, int $to ): array {
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$default_metas_to_export = array(
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'_wp_attachment_image_alt' => 1,
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'footnotes' => array(
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'*' => array(
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'content' => 1,
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),
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),
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);
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/** This filter is documented in modules/import-export/export/export-metas.php */
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return (array) apply_filters( "pll_{$this->meta_type}_metas_to_export", $default_metas_to_export, $from, $to );
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}
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/**
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* Returns the meta formats.
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*
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* @since 3.6
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*
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* @param int $from ID of the source object.
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* @param int $to ID of the target object.
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* @return array List of custom fields formats.
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*/
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protected function get_meta_encodings( int $from, int $to ): array {
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$formats = array(
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'footnotes' => 'json',
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);
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/** This filter is documented in modules/import-export/export/export-metas.php */
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return (array) apply_filters( "pll_{$this->meta_type}_meta_encodings", $formats, $from, $to );
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}
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}
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