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<?php |
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|
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class RabbitLoader_21_Public |
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{ |
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|
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static $skip_reason = ''; |
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const skip_reason_pm = "me-mode"; |
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const skip_reason_ep = "exclude-pattern"; |
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const skip_reason_us = "user-session"; |
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static $add_action_called = false; |
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static $is_origin = false; |
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static $cache_served = false; |
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static $cacheFile = null; |
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|
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public static function addActions() |
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{ |
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if (self::$add_action_called) { |
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return; |
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} |
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self::$add_action_called = true; |
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//is_user_logged_in is a pluggable function and you could get a fatal error if you call it too early. |
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add_action('init', 'RabbitLoader_21_Public::init', 10); |
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add_action('shutdown', 'RabbitLoader_21_Public::shutdown', 10000); |
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add_filter('wp_redirect', 'RabbitLoader_21_Public::wp_redirect', 10, 2); |
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add_filter('redirect_canonical', 'RabbitLoader_21_Public::redirect_canonical', 10, 2); |
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add_filter('pre_handle_404', 'RabbitLoader_21_Public::pre_handle_404', 10, 2); |
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add_filter('paginate_links', 'RabbitLoader_21_Public::paginate_links', 10, 1); |
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add_filter('nonce_life', 'RabbitLoader_21_Public::nonce_life'); |
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|
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RabbitLoader_21_CanonicalUrl::init(); |
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RL21UtilWP::init(); |
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|
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//Third party theme hooks |
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add_action('kirki_output_inline_styles', function ($value) { |
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#theme developed using kirki framework may generate lots of inline css referring to font files making the page load slow |
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#https://github.com/kirki-framework/kirki/blob/3a5d5093b1a99d1c7b813608479fe8fc9348b6a3/packages/kirki-framework/module-css/src/CSS.php |
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$value = false; |
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return $value; |
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}, -1); |
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} |
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|
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public static function init() |
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{ |
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if (current_user_can('manage_options') || current_user_can('edit_posts')) { |
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add_action('admin_bar_menu', 'RabbitLoader_21_Public::adminBarMenu', 50); |
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add_action('wp_enqueue_scripts', 'RabbitLoader_21_Public::adminBarScript'); |
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} |
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|
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//few checks inside can_cache_request() can only be done when WordPress init hook is called. |
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$rlSDK = RabbitLoader_21_Core::getSDK(); |
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if (!self::can_cache_request()) { |
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$rlSDK->ignoreRequest(self::$skip_reason); |
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} |
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} |
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|
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public static function shutdown() {} |
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|
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private static function can_cache_request() |
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{ |
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$allow_logged_in_test_request = RL21UtilWP::is_rl_test_request() && !RL21UtilWP::is_admin_request(); |
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|
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if (!empty(self::$skip_reason)) { |
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return false; |
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} |
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if (RabbitLoader_21_Util_Core::get_request_type() != 'get') { |
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//Not a GET request, return |
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self::$skip_reason = 'method-' . RabbitLoader_21_Util_Core::get_request_type(); |
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return false; |
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} |
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|
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if ((RL21UtilWP::is_user_logged_in() && !$allow_logged_in_test_request) || RL21UtilWP::is_login_page()) { |
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//we are not serving cached content to logged in users |
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self::$skip_reason = self::skip_reason_us; |
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return false; |
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} |
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|
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if (RL21UtilWP::is_ajax()) { |
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self::$skip_reason = 'ajax'; |
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return false; |
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} |
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|
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if (!empty($_COOKIE['woocommerce_items_in_cart'])) { |
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//TBD- user has some items in cart, in future version we will check how to serve a cached page with cart |
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self::$skip_reason = 'cart-items'; |
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return false; |
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} |
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|
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if (empty($_SERVER["HTTP_HOST"]) || RL21UtilWP::is_cli() || !empty($_GET["mwprid"])) { |
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self::$skip_reason = 'cli'; |
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return false; |
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} |
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|
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global $wp_query; |
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if (isset($wp_query) && $wp_query->is_404()) { |
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self::$skip_reason = '404-not-found'; |
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return false; |
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} |
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|
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if (RL21UtilWP::is_search()) { |
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self::$skip_reason = 'search'; |
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return false; |
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} |
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|
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if (RL21UtilWP::is_cart()) { |
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self::$skip_reason = 'cart'; |
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return false; |
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} |
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|
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if (RL21UtilWP::is_checkout()) { |
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self::$skip_reason = 'checkout'; |
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return false; |
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} |
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|
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RabbitLoader_21_Core::getWpUserOption($user_options); |
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|
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if (!empty($user_options['cart_uri']) && strcasecmp(RabbitLoader_21_Util_Core::serverURINoGet(), $user_options['cart_uri']) == 0) { |
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self::$skip_reason = 'cart'; |
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return false; |
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} |
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|
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if (!empty($user_options['checkout_uri']) && strcasecmp(RabbitLoader_21_Util_Core::serverURINoGet(), $user_options['checkout_uri']) == 0) { |
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self::$skip_reason = 'checkout'; |
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return false; |
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} |
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|
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if (!empty($user_options['exclude_patterns'])) { |
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$exclude_patterns = explode("\n", $user_options['exclude_patterns']); |
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$rlSDK = RabbitLoader_21_Core::getSDK(); |
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$rlSDK->skipForPaths($exclude_patterns); |
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} |
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|
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if (!empty(self::$skip_reason)) { |
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self::$skip_reason = self::$skip_reason; |
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return false; |
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} |
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|
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return true; |
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} |
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|
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public static function getSkipReason() |
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{ |
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return self::$skip_reason; |
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} |
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|
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public static function process_incoming_request($mode = 'ac') |
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{ |
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try { |
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RabbitLoader\SDK\Util::sendHeader("x-rl-mode: $mode", false); |
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$rlSDK = RabbitLoader_21_Core::getSDK(); |
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|
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RabbitLoader_21_Core::getWpUserOption($user_options); |
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if (!empty($user_options['ignore_params'])) { |
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$ignore_params = explode("\n", $user_options['ignore_params']); |
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if (!empty($ignore_params)) { |
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$rlSDK->ignoreParams($ignore_params); |
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} |
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} |
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if (!empty($user_options['private_mode_val'])) { |
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$rlSDK->setMeMode(); |
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} |
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|
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if (!self::can_cache_request()) { |
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$rlSDK->ignoreRequest(self::$skip_reason); |
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} |
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$rlSDK->registerPurgeCallback(function ($url) { |
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$tp_purge_count = 0; |
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RabbitLoader_21_TP::purge_url($url, $tp_purge_count); |
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}); |
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$rlSDK->process(); |
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} catch (Throwable $e) { |
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RabbitLoader_21_Core::on_exception($e); |
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} |
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} |
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|
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|
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public static function adminBarMenu($admin_bar) |
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{ |
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$top_menu = array( |
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'id' => 'rabbitloader_top_menu', |
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'title' => 'RabbitLoader', |
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'href' => admin_url('options-general.php?page=rabbitloader') |
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); |
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|
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$list_menu = array( |
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'parent' => 'rabbitloader_top_menu', |
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'id' => 'rabbitloader_purge_page', |
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'title' => 'Purge cache for this page', |
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'href' => "#", |
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'meta' => array( |
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'class' => 'rabbitloader_purge_page', |
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) |
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); |
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|
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$admin_bar->add_node($top_menu); |
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$admin_bar->add_node($list_menu); |
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} |
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|
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public static function adminBarScript() |
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{ |
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global $post; |
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|
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wp_enqueue_script('rabbitloader-index', RABBITLOADER_PLUG_URL . 'admin/js/index.js', ['jquery'], RABBITLOADER_PLUG_VERSION); |
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$localVars = [ |
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'admin_ajax' => admin_url('admin-ajax.php'), |
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'post_id' => empty($post) ? 0 : $post->ID, |
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'rl_nonce' => wp_create_nonce('rl-ajax-nonce'), |
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'rl_acct' => !empty(RabbitLoader_21_Core::getWpOptVal('api_token')) |
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]; |
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//wp_localize_script('rabbitloader-index', 'rabbitloader_local_vars', $localVars); |
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// wp_add_inline_script('rabbitloader-index', 'RLAdmin.Init(window, ' . json_encode($localVars) . ');'); |
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$localVarsJson = wp_json_encode($localVars, JSON_HEX_TAG | JSON_HEX_AMP | JSON_HEX_APOS | JSON_HEX_QUOT); |
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if ($localVarsJson === false) { |
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$localVarsJson = '{}'; |
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} |
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|
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wp_add_inline_script('rabbitloader-index', 'window.rabbitloader_local_vars = ' . $localVarsJson . ';'); |
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wp_add_inline_script('rabbitloader-index', <<<'JS' |
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(function () { |
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function bindRabbitLoaderPurgePage() { |
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var menuItem = document.getElementById('wp-admin-bar-rabbitloader_purge_page'); |
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if (!menuItem || menuItem.dataset.rlPurgeBound === '1') { |
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return; |
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} |
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|
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menuItem.dataset.rlPurgeBound = '1'; |
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menuItem.addEventListener('click', async function (event) { |
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if (!event.target.closest('a')) { |
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return; |
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} |
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|
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event.preventDefault(); |
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|
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var config = window.rabbitloader_local_vars || {}; |
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var postId = parseInt(config.post_id, 10); |
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if (!postId || !config.admin_ajax || !config.rl_nonce) { |
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return; |
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} |
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|
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var body = new URLSearchParams(); |
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body.append('action', 'rabbitloader_ajax_purge'); |
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body.append('post_id', postId); |
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body.append('rl_nonce', config.rl_nonce); |
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|
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await fetch(config.admin_ajax, { |
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method: 'POST', |
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credentials: 'same-origin', |
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headers: { |
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'Content-Type': 'application/x-www-form-urlencoded; charset=UTF-8' |
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}, |
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body: body |
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}); |
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location.reload() |
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}); |
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} |
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|
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if (document.readyState === 'loading') { |
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document.addEventListener('DOMContentLoaded', bindRabbitLoaderPurgePage, { once: true }); |
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return; |
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} |
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|
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bindRabbitLoaderPurgePage(); |
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}()); |
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JS); |
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} |
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|
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public static function wp_redirect($location, $status) |
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{ |
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if (!empty($location)) { |
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self::$skip_reason = 'redirect-' . $status; |
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} |
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return $location; |
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} |
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|
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public static function redirect_canonical($redirect_url, $requested_url) |
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{ |
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if (!empty($redirect_url)) { |
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self::$skip_reason = 'redirect-canonical'; |
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} |
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return $redirect_url; |
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} |
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|
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public static function pre_handle_404($preempt, $wp_query) |
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{ |
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if ($preempt) { |
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self::$skip_reason = '404'; |
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} |
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return $preempt; |
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} |
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|
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public static function paginate_links($link) |
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{ |
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if (!empty($link)) { |
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$unsets = ['rl-no-optimization', 'norl', 'rl-warmup', 'rltest', 'rl-rand', 'rl-only-after']; |
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list($urlpart, $qspart) = array_pad(explode('?', $link), 2, ''); |
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parse_str($qspart, $qsvars); |
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|
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foreach ($unsets as $key) { |
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if (isset($qsvars[$key])) { |
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unset($qsvars[$key]); |
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} |
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} |
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|
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$newqs = http_build_query($qsvars); |
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$link = $urlpart . (empty($newqs) ? '' : '?' . $newqs); |
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return $link; |
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} |
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} |
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|
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public static function nonce_life($life) |
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{ |
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$referer = empty($_SERVER["HTTP_REFERER"]) ? '' : $_SERVER["HTTP_REFERER"]; |
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$rlSDK = RabbitLoader_21_Core::getSDK(); |
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|
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if (RL21UtilWP::is_user_logged_in()) { |
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return $life; |
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} elseif (intval($life) > RabbitLoader_21_Core::ORPHANED_LONG_AGE_SEC) { |
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return $life; |
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} else if ($rlSDK->isWarmUp()) { |
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return RabbitLoader_21_Core::ORPHANED_LONG_AGE_SEC; |
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} else if ((RL21UtilWP::is_ajax() || RL21UtilWP::is_rest()) && (!empty($_COOKIE["rlCached"]) || RL21UtilWP::is_no_rl($referer))) { |
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//for ajax, if cookie is set, the page was cached who called the ajax |
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//or the referer page had no_optimization that matched the previous else condition |
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return RabbitLoader_21_Core::ORPHANED_LONG_AGE_SEC; |
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} else { |
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//unhandled scenarios |
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} |
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return $life; |
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} |
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} |
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|
