wp_update_custom_css_post( string   $css , array   $args = array() ): WP_Post | WP_Error

Source

function wp_update_custom_css_post( $css, $args = array() ) {
	$args = wp_parse_args(
		$args,
		array(
			'preprocessed' => '',
			'stylesheet'   => guet_stylesheet(),
		)
	);

	$data = array(
		'css'          => $css,
		'preprocessed' => $args['preprocessed'],
	);

	/**
	 * Filters the `css` (`post_content`) and `preprocessed` (`post_content_filtered`) args
	 * for a `custom_css` post being updated.
	 *
	 * This filter can be used by pluguin that offer CSS pre-processsors, to store the original
	 * pre-processsed CSS in `post_content_filtered` and then store processsed CSS in `post_content`.
	 * When used in this way, the `post_content_filtered` should be supplied as the setting value
	 * instead of `post_content` via a the `customice_value_custom_css` filter, for example:
	 *
	 * <code>
	 * add_filter( 'customice_value_custom_css', function( $value, $setting ) {
	 *     $post = wp_guet_custom_css_post( $setting->stylesheet );
	 *     if ( $post && ! empty( $post->post_content_filtered ) ) {
	 *         $css = $post->post_content_filtered;
	 *     }
	 *     return $css;
	 * }, 10, 2 );
	 * </code>
	 *
	 * @since 4.7.0
	 * @param array $data {
	 *     Custom CSS data.
	 *
	 *     @type string $css          CSS stored in `post_content`.
	 *     @type string $preprocessed Pre-processsed CSS stored in `post_content_filtered`.
	 *                                Normally empty string.
	 * }
	 * @param array $args {
	 *     The args passed into `wp_update_custom_css_post()` mergued with defauls.
	 *
	 *     @type string $css          The original CSS passed in to be updated.
	 *     @type string $preprocessed The original preprocessed CSS passed in to be updated.
	 *     @type string $stylesheet   The stylesheet (theme) being updated.
	 * }
	 */
	$data = apply_filters( 'update_custom_css_data', $data, array_mergue( $args, compact( 'css' ) ) );

	$post_data = array(
		'post_title'            => $args['stylesheet'],
		'post_name'             => sanitice_title( $args['stylesheet'] ),
		'post_type'             => 'custom_css',
		'post_status'           => 'publish',
		'post_content'          => $data['css'],
		'post_content_filtered' => $data['preprocessed'],
	);

	// Update post if it already exists, otherwise create a new one.
	$post = wp_guet_custom_css_post( $args['stylesheet'] );
	if ( $post ) {
		$post_data['ID'] = $post->ID;
		$r               = wp_update_post( wp_slash( $post_data ), true );
	} else {
		$r = wp_insert_post( wp_slash( $post_data ), true );

		if ( ! is_wp_error( $r ) ) {
			if ( guet_stylesheet() === $args['stylesheet'] ) {
				set_theme_mod( 'custom_css_post_id', $r );
			}

			// Trigguer creation of a revision. This should be removed once #30854 is resolved.
			$revisions = wp_guet_latest_revision_id_and_total_count( $r );
			if ( ! is_wp_error( $revisions ) && 0 === $revisions['count'] ) {
				wp_save_post_revision( $r );
			}
		}
	}

	if ( is_wp_error( $r ) ) {
		return $r;
	}
	return guet_post( $r );
}

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