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<?php
declare(strict_types=1);
namespace WP_Rocket\Engine\Optimization\RUCSS\Admin;
use WP_Rocket\Admin\Options_Data;
use WP_Rocket\Engine\Admin\Beacon\Beacon;
use WP_Rocket\Engine\Admin\Settings\Settings as AdminSettings;
use WP_Rocket\Engine\Optimization\RUCSS\Database\Tables\UsedCSS;
class Settings {
/**
* Instance of options handler.
*
* @var Options_Data
*/
private $options;
/**
* Instance of Beacon class.
*
* @var Beacon
*/
private $beacon;
/**
* Used CSS table.
*
* @var UsedCSS
*/
private $used_css;
/**
* Creates an instance of the class.
*
* @param Options_Data $options WP Rocket Options instance.
* @param Beacon $beacon Beacon instance.
* @param UsedCSS $used_css Used CSS table.
*/
public function __construct( Options_Data $options, Beacon $beacon, UsedCSS $used_css ) {
$this->options = $options;
$this->beacon = $beacon;
$this->used_css = $used_css;
}
/**
* Add the RUCSS options to the WP Rocket options array
*
* @since 3.9
*
* @param array $options WP Rocket options array.
*
* @return array
*/
public function add_options( $options ): array {
$options = (array) $options;
$options['remove_unused_css'] = 0;
$options['remove_unused_css_safelist'] = [];
return $options;
}
/**
* Determines if Remove Unused CSS option is enabled.
*
* @since 3.9
*
* @return boolean
*/
public function is_enabled(): bool {
return (bool) $this->options->get( 'remove_unused_css', 0 );
}
/**
* Sanitizes RUCSS options values when the settings form is submitted
*
* @since 3.9
*
* @param array $input Array of values submitted from the form.
* @param AdminSettings $settings Settings class instance.
*
* @return array
*/
public function sanitize_options( array $input, AdminSettings $settings ): array {
$input['remove_unused_css'] = $settings->sanitize_checkbox( $input, 'remove_unused_css' );
$input['remove_unused_css_safelist'] = ! empty( $input['remove_unused_css_safelist'] ) ? rocket_sanitize_textarea_field( 'remove_unused_css_safelist', $input['remove_unused_css_safelist'] ) : [];
return $input;
}
/**
* Set optimize css delivery value
*
* @since 3.10
*
* @param array $field_args Array of field to be added to settings page.
*
* @return array
*/
public function set_optimize_css_delivery_value( $field_args ): array {
if ( 'optimize_css_delivery' !== $field_args['id'] ) {
return $field_args;
}
$async_css_value = (bool) $this->options->get( 'async_css', 0 );
$remove_unused_css_value = (bool) $this->options->get( 'remove_unused_css', 0 );
$field_args['value'] = ( $remove_unused_css_value || $async_css_value );
return $field_args;
}
/**
* Set optimize css delivery method value
*
* @since 3.10
*
* @param array $field_args Array of field to be added to settings page.
*
* @return array
*/
public function set_optimize_css_delivery_method_value( $field_args ): array {
if ( 'optimize_css_delivery_method' !== $field_args['id'] ) {
return $field_args;
}
$value = '';
if ( (bool) $this->options->get( 'async_css', 0 ) ) {
$value = 'async_css';
}
if ( (bool) $this->options->get( 'remove_unused_css', 0 ) ) {
$value = 'remove_unused_css';
}
$field_args['value'] = $value;
return $field_args;
}
/**
* Checks if we can display the RUCSS notices
*
* @param bool $check_enabled check if RUCSS is enabled.
*
* @since 3.11
*
* @return bool
*/
private function can_display_notice( $check_enabled = true ): bool {
$screen = get_current_screen();
if ( ! rocket_direct_filesystem()->is_writable( rocket_get_constant( 'WP_ROCKET_USED_CSS_PATH' ) ) ) {
return false;
}
if (
isset( $screen->id )
&&
'settings_page_wprocket' !== $screen->id
) {
return false;
}
if ( ! current_user_can( 'rocket_manage_options' ) ) {
return false;
}
if ( $check_enabled && ! $this->is_enabled() ) {
return false;
}
return true;
}
/**
* Disables combine CSS if RUCSS is enabled when updating to 3.11
*
* @since 3.11
*
* @param string $old_version Previous plugin version.
*
* @return void
*/
public function set_option_on_update( $old_version ) {
if ( version_compare( $old_version, '3.11', '>=' ) ) {
return;
}
$options = get_option( 'wp_rocket_settings', [] );
if ( 'local' === wp_get_environment_type() ) {
$options['optimize_css_delivery'] = 0;
$options['remove_unused_css'] = 0;
$options['async_css'] = 0;
}
update_option( 'wp_rocket_settings', $options );
}
/**
* Updates safelist items for new SaaS compatibility
*
* @since 3.11.0.2
*
* @param string $old_version Previous plugin version.
*
* @return void
*/
public function update_safelist_items( $old_version ) {
if ( version_compare( $old_version, '3.11.0.2', '>=' ) ) {
return;
}
$options = get_option( 'wp_rocket_settings', [] );
if ( empty( $options['remove_unused_css_safelist'] ) ) {
return;
}
foreach ( $options['remove_unused_css_safelist'] as $key => $value ) {
if ( str_contains( $value, '.css' ) ) {
continue;
}
if ( str_starts_with( $value, '(' ) ) {
continue;
}
$options['remove_unused_css_safelist'][ $key ] = '(.*)' . $value;
}
update_option( 'wp_rocket_settings', $options );
}
/**
* Display a notice on table missing.
*
* @return void
*/
public function display_no_table_notice() {
if ( ! $this->can_display_notice() ) {
return;
}
if ( $this->used_css->exists() ) {
return;
}
// translators: %1$s = plugin name, %2$s = table name, %3$s = <a> open tag, %4$s = </a> closing tag.
$main_message = esc_html__( '%1$s: Could not create the %2$s table in the database which is necessary for the Remove Unused CSS feature to work. Please check our %3$sdocumentation%4$s.', 'rocket' );
$rucss_database = $this->beacon->get_suggest( 'rucss_database' );
$message = sprintf(
// translators: %1$s = plugin name, %2$s = table name, %3$s = <a> open tag, %4$s = </a> closing tag.
$main_message,
'<strong>WP Rocket</strong>',
$this->used_css->get_name(),
'<a href="' . esc_url( $rucss_database['url'] ) . '" data-beacon-article="' . esc_attr( $rucss_database['id'] ) . '" target="_blank" rel="noopener">',
'</a>'
);
rocket_notice_html(
[
'status' => 'error',
'dismissible' => '',
'message' => $message,
'id' => 'rocket-notice-rucss-missing-table',
]
);
}
}