31 lines
1.0 KiB
PHP
31 lines
1.0 KiB
PHP
<?php
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if ( ! defined( 'ABSPATH' ) ) {
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exit;
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} // Exit if accessed directly
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if ( ! trait_exists( 'CUSTOMFIELD_SELECT' ) ) {
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trait CUSTOMFIELD_SELECT {
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public static function set_all_customfield_select( $name_meta_key, $meta_key ) {
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$selects = self::get_all_custom_fields();
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echo '<select class="custom_field_key_select" name="' . esc_attr( $name_meta_key ) . '" required>';
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foreach ( $selects as $select ) {
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if ( $select->meta_key == $meta_key ) {
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$selected = ' selected';
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} else {
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$selected = '';
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}
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echo '<option value="' . esc_attr( $select->meta_key ) . '"' . esc_attr( $selected ) . '>' . esc_html( $select->meta_key ) . '</option>';
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}
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echo '</select>';
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}
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private static function get_all_custom_fields() {
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global $wpdb;
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//アンダーバーで始まるシステム系のパラメータは除外する
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return $wpdb->get_results( 'SELECT DISTINCT meta_key FROM ' . $wpdb->prefix . 'postmeta WHERE meta_key NOT LIKE ' . "'\_%' ORDER BY meta_key ASC" );
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}
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}
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} |