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<?php
/**
* Caching pages: page caching, browser caching, gravatar caching, rss caching, settings for page caching.
*
* @package Hummingbird
*
* @since 1.9.0 Refactored to run admin page actions in order (first - register_meta_boxes, second - on_load, etc).
*/
namespace Hummingbird\Admin\Pages;
use Hummingbird\Admin\Page;
use Hummingbird\Core\Integration\Opcache;
use Hummingbird\Core\Module_Server;
use Hummingbird\Core\Modules\Caching\Preload;
use Hummingbird\Core\Modules\Cloudflare;
use Hummingbird\Core\Modules\Page_Cache;
use Hummingbird\Core\Settings;
use Hummingbird\Core\Utils;
use Hummingbird\Core\Modules\Caching\Fast_CGI;
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
/**
* Class Caching
*
* @property array tabs
*/
class Caching extends Page {
use \Hummingbird\Core\Traits\WPConfig;
/**
* Number of issues.
*
* If Cloudflare is enabled will calculate number of issues for it, if not - number of local issues.
*
* @since 1.5.3
* @var int $issues Default 0.
*/
private $issues = 0;
/**
* Register meta boxes for the page.
*/
public function register_meta_boxes() {
/**
* PAGE CACHING META BOXES.
*/
$caching_callback = false;
if ( ( is_multisite() && is_network_admin() ) || ! is_multisite() ) {
/**
* SUMMARY META BOX
*/
$this->add_meta_box(
'summary',
null,
array( $this, 'caching_summary' ),
null,
null,
'main',
array(
'box_class' => 'sui-box sui-summary ' . Utils::get_whitelabel_class(),
'box_content_class' => false,
)
);
// Main site.
$caching_callback = true;
} elseif ( is_super_admin() || 'blog-admins' === Settings::get_setting( 'enabled', 'page_cache' ) ) {
// Sub sites.
$caching_callback = true;
}
/**
* PAGE CACHE META BOXES
*/
if ( Utils::get_api()->hosting->has_fast_cgi_header() ) {
if ( ( is_multisite() && is_network_admin() ) || ! is_multisite() ) {
$this->add_meta_box(
'caching/page/fast-cgi',
__( 'Page Caching', 'wphb' ),
array( $this, 'page_caching_fast_cgi_metabox' ),
array( $this, 'page_caching_metabox_header' ),
function () {
Fast_CGI::is_fast_cgi_supported() ? $this->view( 'caching/meta-box-footer', array() ) : null;
},
'page_cache'
);
} else {
$this->add_meta_box(
'caching/page/fastcgi-subsite',
__( 'Page Caching', 'wphb' ),
null,
array( $this, 'page_caching_metabox_header' ),
null,
'page_cache'
);
}
} elseif ( Utils::get_module( 'page_cache' )->is_active() ) {
$footer = ( is_multisite() && is_network_admin() ) || ! is_multisite();
$this->add_meta_box(
'caching/page-caching',
__( 'Page Caching', 'wphb' ),
array( $this, 'page_caching_metabox' ),
array( $this, 'page_caching_metabox_header' ),
$footer ? array( $this, 'page_caching_metabox_footer' ) : null,
'page_cache'
);
} elseif ( $caching_callback ) {
$this->add_meta_box(
'caching/page-caching-disabled',
__( 'Page Caching', 'wphb' ),
array( $this, 'page_caching_disabled_metabox' ),
null,
null,
'page_cache',
array( 'box_content_class' => 'sui-box sui-message' )
);
}
/**
* INTEGRATION META BOXES.
*
* @since 2.5.0
*/
$this->add_meta_box(
'integrations',
__( 'Integrations', 'wphb' ),
array( $this, 'integrations_metabox' ),
null,
null,
'integrations'
);
// Do not continue on subsites.
if ( is_multisite() && ! is_network_admin() ) {
return;
}
/**
* GRAVATAR CACHING META BOXES.
*/
if ( Utils::get_module( 'gravatar' )->is_active() ) {
$this->add_meta_box(
'caching/gravatar',
__( 'Gravatar Caching', 'wphb' ),
array( $this, 'caching_gravatar_metabox' ),
null,
null,
'gravatar'
);
} else {
$this->add_meta_box(
'gravatar-disabled',
__( 'Gravatar Caching', 'wphb' ),
array( $this, 'caching_gravatar_disabled_metabox' ),
null,
null,
'gravatar',
array( 'box_content_class' => 'sui-box sui-message' )
);
}
/**
* RSS CACHING META BOXES.
*/
$this->add_meta_box(
Utils::get_module( 'rss' )->is_active() ? 'caching/rss' : 'caching/rss-disabled',
__( 'RSS Caching', 'wphb' ),
array( $this, 'caching_rss_metabox' ),
null,
function () {
$this->view( 'caching/meta-box-footer', array() );
},
'rss'
);
/**
* SETTINGS META BOX
*/
$this->add_meta_box(
'caching/other-settings',
__( 'Settings', 'wphb' ),
array( $this, 'settings_metabox' ),
null,
function () {
$this->view( 'caching/meta-box-footer', array() );
},
'settings'
);
}
/**
* Enqueue scripts.
*
* @param string $hook Hook from where the call is made.
*/
public function enqueue_scripts( $hook ) {
parent::enqueue_scripts( $hook );
// Only for integrations and browser caching.
if ( ! in_array( $this->get_current_tab(), array( 'caching', 'integrations' ), true ) ) {
return;
}
$cloudflare = Utils::get_module( 'cloudflare' )->is_connected() && Utils::get_module( 'cloudflare' )->is_zone_selected();
if ( 'caching' === $this->get_current_tab() && is_multisite() && ! is_main_site() && ! $cloudflare ) {
return;
}
// Load styles.
if ( file_exists( WPHB_DIR_PATH . 'admin/assets/css/wphb-react-' . $this->get_current_tab() . '.min.css' ) ) {
wp_enqueue_style(
'wphb-styles-' . $this->get_current_tab(),
WPHB_DIR_URL . 'admin/assets/css/wphb-react-' . $this->get_current_tab() . '.min.css',
array(),
WPHB_VERSION
);
}
// Load scripts.
if ( file_exists( WPHB_DIR_PATH . 'admin/assets/js/wphb-react-' . $this->get_current_tab() . '.min.js' ) ) {
wp_enqueue_script(
'wphb-react-' . $this->get_current_tab(),
WPHB_DIR_URL . 'admin/assets/js/wphb-react-' . $this->get_current_tab() . '.min.js',
array( 'wp-i18n', 'lodash', 'wphb-react-lib' ),
WPHB_VERSION,
true
);
}
// Common settings.
$settings = array(
'links' => array(
'wphbDirUrl' => WPHB_DIR_URL,
),
'nonces' => array(
'HBFetchNonce' => wp_create_nonce( 'wphb-fetch' ),
),
);
if ( 'caching' === $this->get_current_tab() ) {
$settings = array_merge_recursive(
$settings,
array(
'isMember' => Utils::is_member(),
'links' => array(
'support' => array(
'chat' => Utils::get_link( 'chat' ),
'forum' => Utils::get_link( 'support' ),
),
),
'module' => array(
'isWhiteLabeled' => apply_filters( 'wpmudev_branding_hide_branding', false ),
'htaccessWritable' => Module_Server::is_htaccess_writable(),
'htaccessWritten' => Module_Server::is_htaccess_written( 'caching' ),
'cacheTypes' => Utils::get_module( 'caching' )->get_types(),
'recommended' => Utils::get_module( 'caching' )->get_recommended_caching_values(),
'detectedServer' => Module_Server::get_server_type(),
'frequencies' => \Hummingbird\Core\Modules\Caching::get_frequencies(),
'frequenciesCF' => Cloudflare::get_frequencies(),
'snippets' => array(
'apache' => Module_Server::get_code_snippet( 'caching', 'apache' ),
'nginx' => Module_Server::get_code_snippet( 'caching', 'nginx' ),
'iis' => Module_Server::get_code_snippet( 'caching', 'iis' ),
),
),
)
);
}
if ( 'integrations' === $this->get_current_tab() ) {
$options = Utils::get_module( 'cloudflare' )->get_options();
$expiry = Utils::get_module( 'cloudflare' )->get_caching_expiration();
$frequencies = Cloudflare::get_frequencies();
$settings = array_merge_recursive(
$settings,
array(
'modify' => ( is_multisite() && ( is_network_admin() || ! is_main_site() ) ) || ! is_multisite(),
'links' => array(
'caching' => Utils::get_admin_menu_url( 'caching' ) . '&view=caching#wphb-box-caching-settings',
),
'module' => array(
'cloudflare' => array(
'accountId' => $options['account_id'],
'connected' => Utils::get_module( 'cloudflare' )->is_connected(),
'dnsSet' => Utils::get_module( 'cloudflare' )->has_cloudflare(),
'expiry' => $expiry,
'human' => $frequencies[ $expiry ],
'zone' => $options['zone'],
'zoneName' => $options['zone_name'],
),
'apo' => array(
'enabled' => Utils::get_module( 'cloudflare' )->is_apo_enabled(),
'purchased' => $options['apo_paid'],
'settings' => $options['apo'],
),
),
)
);
}
wp_localize_script( 'wphb-react-' . $this->get_current_tab(), 'wphbReact', $settings );
wp_add_inline_script(
'wphb-react-' . $this->get_current_tab(),
'wp.i18n.setLocaleData( ' . wp_json_encode( Utils::get_locale_data() ) . ', "wphb" );',
'before'
);
}
/**
* Function triggered when the page is loaded before render any content.
*
* @since 1.7.0
* @since 1.9.0 Moved here from init().
*/
public function on_load() {
$this->tabs = array(
'page_cache' => __( 'Page Caching', 'wphb' ),
'caching' => __( 'Browser Caching', 'wphb' ),
'gravatar' => __( 'Gravatar Caching', 'wphb' ),
'rss' => __( 'RSS Caching', 'wphb' ),
'integrations' => __( 'Integrations', 'wphb' ),
'settings' => __( 'Settings', 'wphb' ),
);
// We need to update the status on all pages, for the menu icons to function properly.
$this->update_cache_status();
// Remove modules that are not used on subsites in a network.
if ( is_multisite() && ! is_network_admin() ) {
if ( ! Settings::get_setting( 'enabled', 'page_cache' ) && ! Fast_CGI::is_fast_cgi_enabled() ) {
unset( $this->tabs['page_cache'] );
}
$cloudflare_is_setup = Utils::get_module( 'cloudflare' )->is_connected() && Utils::get_module( 'cloudflare' )->is_zone_selected();
if ( ! $cloudflare_is_setup ) {
unset( $this->tabs['caching'] );
}
unset( $this->tabs['gravatar'] );
unset( $this->tabs['rss'] );
unset( $this->tabs['settings'] );
}
}
/**
* Execute an action for specified module.
*
* Action will execute if:
* - Both action and module vars are defined;
* - Action is available as a methods in a selected module.
*
* Used actions: enable, disable, disconnect.
* Supported modules: page_cache, caching, cloudflare, gravatar, rss.
*
* @since 1.9.0 Moved here from on_load().
*/
public function trigger_load_action() {
parent::trigger_load_action();
if ( ! isset( $_GET['action'] ) || ! isset( $_GET['module'] ) ) { // Input var ok.
return;
}
check_admin_referer( 'wphb-caching-actions' );
$action = sanitize_text_field( wp_unslash( $_GET['action'] ) ); // Input var ok.
$module = sanitize_text_field( wp_unslash( $_GET['module'] ) ); // Input var ok.
// If unsupported module - exit.
$mod = Utils::get_module( $module );
// Allow only supported actions.
if ( ! $mod || ! in_array( $action, array( 'enable', 'disable', 'disconnect' ), true ) ) {
return;
}
if ( method_exists( $mod, $action ) ) {
call_user_func( array( $mod, $action ) );
}
$redirect_url = add_query_arg( array( 'view' => $module ), Utils::get_admin_menu_url( 'caching' ) );
wp_safe_redirect( $redirect_url );
}
/**
* Hooks for caching pages.
*
* @since 1.9.0
*/
public function add_screen_hooks() {
parent::add_screen_hooks();
// Icons in the submenu.
add_filter( 'wphb_admin_after_tab_' . $this->get_slug(), array( $this, 'after_tab' ) );
// Redis notice text.
add_filter( 'wphb_update_notice_text', array( $this, 'redis_notice_update_text' ) );
}
/**
* Init browser cache settings.
*
* @since 1.8.1
*/
private function update_cache_status() {
/**
* Check Cloudflare status.
*
* If Cloudflare is active, we store the values of CLoudFlare caching settings to the report variable.
* Else - we store the local setting in the report variable. That way we don't have to query and check
* later on what report to show to the user.
*/
if ( Utils::get_module( 'cloudflare' )->is_connected() && Utils::get_module( 'cloudflare' )->is_zone_selected() ) {
$options = Settings::get_settings( 'caching' );
$expires = array(
'CSS' => $options['expiry_css'],
'JavaScript' => $options['expiry_javascript'],
'Media' => $options['expiry_media'],
'Images' => $options['expiry_images'],
);
$expiration = Utils::get_module( 'cloudflare' )->get_caching_expiration();
// Fill the report with values from Cloudflare.
$report = array_fill_keys( array_keys( $expires ), $expiration );
// Get number of issues.
if ( YEAR_IN_SECONDS > $expiration ) {
$this->issues = count( $report ) + 1; // One additional issue for Cloudflare.
}
return;
}
// Get the latest local report.
$report = Utils::get_module( 'caching' )->get_analysis_data();
// Get number of issues.
$this->issues = Utils::get_number_of_issues( 'caching', $report );
}
/**
* We need to insert an extra label to the tabs sometimes
*
* @param string $tab Current tab.
*/
public function after_tab( $tab ) {
if ( 'caching' === $tab ) {
if ( 0 !== $this->issues ) {
echo '<span class="sui-tag sui-tag-warning">' . absint( $this->issues ) . '</span>';
return;
}
echo '<span class="sui-icon-check-tick sui-success" aria-hidden="true"></span>';
return;
}
// Available modules.
if ( ! in_array( $tab, array( 'gravatar', 'page_cache', 'rss' ), true ) ) {
return;
}
$module = Utils::get_module( $tab );
if ( ( $module->is_active() && ( ! isset( $module->error ) || ! is_wp_error( $module->error ) ) ) || ( 'page_cache' === $tab && Fast_CGI::is_fast_cgi_enabled() ) ) {
echo '<span class="sui-icon-check-tick sui-success" aria-hidden="true"></span>';
} elseif ( isset( $module->error ) && is_wp_error( $module->error ) ) {
echo '<span class="sui-icon-warning-alert sui-warning" aria-hidden="true"></span>';
}
}
/**
* *************************
* CACHING SUMMARY
*
* @since 1.9.1
***************************/
/**
* Caching summary meta box.
*/
public function caching_summary() {
$preloader = new Preload();
$this->view(
'caching/summary-meta-box',
array(
'pc_active' => Utils::get_module( 'page_cache' )->is_active(),
'cached' => Settings::get_setting( 'pages_cached', 'page_cache' ),
'issues' => $this->issues,
'gravatar' => Utils::get_module( 'gravatar' )->is_active(),
'rss' => Settings::get_setting( 'duration', 'rss' ),
'preload_running' => $preloader->is_process_running(),
'preload_active' => Settings::get_setting( 'preload', 'page_cache' ),
'options' => Utils::get_module( 'page_cache' )->get_options(),
'has_fastcgi' => Utils::get_api()->hosting->has_fast_cgi_header(),
)
);
}
/**
* *************************
* PAGE CACHING
*
* @since 1.7.0
***************************/
/**
* Disabled page caching meta box.
*/
public function page_caching_disabled_metabox() {
$this->view(
'caching/page/disabled-meta-box',
array(
'activate_url' => wp_nonce_url(
add_query_arg(
array(
'action' => 'enable',
'module' => 'page_cache',
)
),
'wphb-caching-actions'
),
'is_fast_cgi_supported' => Fast_CGI::is_fast_cgi_supported(),
'is_homepage_preload' => Utils::is_homepage_preload_enabled() ? 'enabled' : 'disabled',
)
);
}
/**
* Page caching fastCGI meta box.
*/
public function page_caching_fast_cgi_metabox() {
$this->view(
'caching/page/fast-cgi-meta-box',
array(
'fast_cgi_settings' => Fast_CGI::wphb_fast_cgi_data( true ),
'is_fast_cgi_supported' => Fast_CGI::is_fast_cgi_supported(),
'options' => Utils::get_module( 'page_cache' )->get_options(),
'settings' => Utils::get_module( 'page_cache' )->get_settings(),
)
);
}
/**
* Page caching meta box.
*/
public function page_caching_metabox() {
$module = Utils::get_module( 'page_cache' );
$options = $module->get_options();
$common_args = array(
'error' => $module->error,
'deactivate_url' => wp_nonce_url(
add_query_arg(
array(
'action' => 'disable',
'module' => 'page_cache',
)
),
'wphb-caching-actions'
),
'minify_active' => Utils::get_module( 'minify' )->is_active(),
'cdn_active' => Utils::get_module( 'minify' )->get_cdn_status(),
);
if ( ( is_multisite() && is_network_admin() ) || ! is_multisite() ) {
$custom_post_types = array();
$settings = $module->get_settings();
if ( isset( $settings['custom_post_types'] ) ) {
$custom_post_types = $settings['custom_post_types'];
}
$settings['custom_post_types'] = $custom_post_types;
$log = WP_CONTENT_DIR . '/wphb-logs/page-caching-log.php';
if ( ! file_exists( $log ) ) {
$log = false;
} else {
$log = content_url() . '/wphb-logs/page-caching-log.php';
}
$opcache = Opcache::get_instance();
$gzip = Utils::get_module( 'gzip' )->get_analysis_data();
$args = array(
'settings' => $settings,
'clear_interval' => Utils::format_interval_hours( $settings['clear_interval']['interval'] ),
'options' => $options,
'admins_can_disable' => 'blog-admins' === $options['enabled'],
'blog_is_frontpage' => 'posts' === get_option( 'show_on_front' ) && ! is_multisite(),
'opcache_enabled' => $opcache->is_enabled(),
'pages' => Page_Cache::get_page_types(),
'can_compress' => ! isset( $gzip['HTML'] ) || ! $gzip['HTML'],
'custom_post_types' => get_post_types(
array(
'public' => true,
'_builtin' => false,
),
'objects'
),
'logs_link' => $log,
'download_url' => wp_nonce_url(
add_query_arg(
array(
'logs' => 'download',
'module' => $module->get_slug(),
)
),
'wphb-log-action'
),
);
$this->view( 'caching/page/meta-box', wp_parse_args( $args, $common_args ) );
} else {
$args = array(
'can_deactivate' => 'blog-admins' === $options['enabled'],
);
$this->view( 'caching/page/subsite-meta-box', wp_parse_args( $args, $common_args ) );
}
}
/**
* Page caching header meta box.
*
* @since 2.7.1
*/
public function page_caching_metabox_header() {
$args = array(
'title' => Utils::get_cache_page_title(),
'has_fastcgi' => Utils::get_api()->hosting->has_fast_cgi_header(),
'is_fast_cgi_supported' => Fast_CGI::is_fast_cgi_supported(),
'is_subsite' => Utils::is_subsite(),
);
$this->view( 'caching/page/meta-box-header', $args );
}
/**
* Page caching footer meta box.
*
* @since 2.7.1
*/
public function page_caching_metabox_footer() {
$this->view( 'caching/page/meta-box-footer', array() );
}
/**
* *************************
* GRAVATAR CACHING
*
* @since 1.5.0
***************************/
/**
* Disabled Gravatar caching meta box.
*
* @since 1.5.3
*/
public function caching_gravatar_disabled_metabox() {
$this->view(
'caching/gravatar/disabled-meta-box',
array(
'activate_url' => wp_nonce_url(
add_query_arg(
array(
'action' => 'enable',
'module' => 'gravatar',
)
),
'wphb-caching-actions'
),
)
);
}
/**
* Gravatar meta box.
*/
public function caching_gravatar_metabox() {
$module = Utils::get_module( 'gravatar' );
$this->view(
'caching/gravatar/meta-box',
array(
'module_active' => $module->is_active(),
'error' => $module->error,
'deactivate_url' => wp_nonce_url(
add_query_arg(
array(
'action' => 'disable',
'module' => 'gravatar',
)
),
'wphb-caching-actions'
),
)
);
}
/**
* *************************
* RSS CACHING
*
* @since 1.8
***************************/
/**
* Display Rss caching meta box.
*/
public function caching_rss_metabox() {
$active = Utils::get_module( 'rss' )->is_active();
$args = array(
'url' => wp_nonce_url(
add_query_arg(
array(
'action' => $active ? 'disable' : 'enable',
'module' => 'rss',
)
),
'wphb-caching-actions'
),
);
$meta_box = 'caching/rss/disabled-meta-box';
if ( $active ) {
$meta_box = 'caching/rss/meta-box';
$args['duration'] = Settings::get_setting( 'duration', 'rss' );
}
$this->view( $meta_box, $args );
}
/**
* *************************
* INTEGRATIONS
*
* @since 2.5.0
***************************/
/**
* Display integrations meta box.
*/
public function integrations_metabox() {
$redis_vars = Utils::get_module( 'redis' )->get_status_related_vars();
$this->view(
'caching/integrations/meta-box',
array(
'apo_purchased' => Settings::get_setting( 'apo_paid', 'cloudflare' ),
'cf_is_connected' => Utils::get_module( 'cloudflare' )->is_connected(),
'has_cloudflare' => Utils::get_module( 'cloudflare' )->has_cloudflare(),
'redis_connected' => $redis_vars['redis_connected'],
'redis_enabled' => $redis_vars['redis_enabled'],
'is_redis_object_cache' => $redis_vars['is_redis_object_cache'],
'disable_redis' => $redis_vars['disable_redis'],
'error' => $redis_vars['connection_error'],
)
);
}
/**
* Adjust Redis notice text (update/save changes) according to design.
*
* @param string $text Current notice text.
*
* @return string
*/
public function redis_notice_update_text( $text ) {
$updated = filter_input( INPUT_GET, 'updated', FILTER_UNSAFE_RAW );
if ( 0 === strpos( $updated, 'redis' ) ) {
return Utils::get_module( 'redis' )->get_update_notice( $updated );
}
return $text;
}
/**
* *************************
* SETTINGS
*
* @since 1.8.1
***************************/
/**
* Display settings meta box.
*/
public function settings_metabox() {
$detection = Settings::get_setting( 'detection', 'page_cache' );
$this->view( 'caching/settings/meta-box', compact( 'detection' ) );
}
/**
* Overwrites parent class render_header method.
*/
public function render_header() {
add_action( 'wphb_sui_header_sui_actions_right', array( $this, 'add_header_actions' ) );
parent::render_header();
}
/**
* Add clear cache button to the header.
*
* @since 3.9.0
*/
public function add_header_actions() {
if ( ! Utils::get_api()->hosting->has_fast_cgi_header() && ! Utils::get_module( 'page_cache' )->is_active() ) {
return;
}
$view_tab = sanitize_text_field( filter_input( INPUT_GET, 'view', FILTER_UNSAFE_RAW ) );
if ( ! empty( $view_tab ) && 'page_cache' !== $view_tab ) {
return;
}
?>
<button type="button" class="sui-button sui-tooltip sui-tooltip-bottom-right sui-tooltip-constrained" id="wphb-clear-cache" data-module="page_cache" data-tooltip="<?php esc_attr_e( 'Clear all page cache', 'wphb' ); ?>" aria-live="polite">
<!-- Default State Content -->
<span class="sui-button-text-default">
<?php esc_html_e( 'Clear cache', 'wphb' ); ?>
</span>
<!-- Loading State Content -->
<span class="sui-button-text-onload">
<span class="sui-icon-loader sui-loading" aria-hidden="true"></span>
<?php esc_html_e( 'Clearing cache', 'wphb' ); ?>
</span>
</button>
<?php
}
}
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