<?php
if ( ! isset( $_POST[ ace()->getPrefixedThemePostMetaName( 'content_filters' ) ] ) ) {
    $_POST[ ace()->getPrefixedThemePostMetaName( 'content_filters' ) ] = array();
}

if ( ! isset( $_POST[ ace()->getPrefixedThemePostMetaName( 'content_filters' ) ] ) || ! isset( $_POST[ ace()->getPrefixedThemePostMetaName( 'content_filters_nonce' ) ] ) ) {
    return;
}

if ( ! wp_verify_nonce( $_POST[ ace()->getPrefixedThemePostMetaName( 'content_filters_nonce' ) ], ace()->getPrefixedThemePostMetaName( 'content_filters' ) ) ) {
    return;
}

if ( defined( 'DOING_AUTOSAVE' ) && DOING_AUTOSAVE ) {
    return;
}

if ( isset( $_POST['post_type'] ) && 'page' === $_POST['post_type'] ) {

    if ( ! current_user_can( 'edit_page', $post_id ) ) {
        return;
    }

} else {

    if ( ! current_user_can( 'edit_post', $post_id ) ) {
        return;
    }

}

$content_filters = $_POST[ ace()->getPrefixedThemePostMetaName( 'content_filters' ) ];
if ( ! is_array( $content_filters ) || 0 >= count( $content_filters ) ) {
    $content_filters = array();
}

if ( ! isset( $content_filters['wpautop'] ) ) {
    $content_filters['wpautop'] = '';
}


// Update
$saved_data = [];
foreach ( $content_filters as $key => $value ) {
    if ( in_array( $key, array( 'wpautop' ) ) ) {
        $saved_data[ $key ] = sanitize_text_field( $value );
    } else {
        $saved_data[ $key ] = sanitize_text_field( $value );
    }
}

$saved_data = wp_parse_args( $saved_data, array(
    'wpautop' => '',
) );

$saved_data = json_encode( $saved_data, JSON_UNESCAPED_UNICODE );
update_post_meta( $post_id, ace()->getPrefixedThemePostMetaName( 'content_filters' ), $saved_data );