| Dir : /home/trave494/watchpalace.kerihosting.com/wp-content/plugins/wp-optimize/js/ |
| Server: Linux ngx353.inmotionhosting.com 4.18.0-553.22.1.lve.1.el8.x86_64 #1 SMP Tue Oct 8 15:52:54 UTC 2024 x86_64 IP: 209.182.202.254 |
| Dir : /home/trave494/watchpalace.kerihosting.com/wp-content/plugins/wp-optimize/js/heartbeat.js |
var WP_Optimize_Heartbeat_Agents = {};
/**
* Attach to WordPress heartbeat API. Has a fallback method if core API is disabled
*
* @returns {object} WP_Optimize_Heartbeat exports
*/
var WP_Optimize_Heartbeat = function () {
var $ = jQuery;
var agent_idle_ttl_in_seconds = 60; // retry after 60 seconds without a response
var wpo_fallback;
/**
* Generate a unique ID to be used as agents IDs
*
* @returns {string}
*/
var guid = function() {
var s4 = function() {
return Math.floor((1 + Math.random()) * 0x10000)
.toString(16)
.substring(1);
}
//return id of format 'aaaaaaaa'-'aaaa'-'aaaa'-'aaaa'-'aaaaaaaaaaaa'
return s4() + s4() + '-' + s4() + '-' + s4() + '-' + s4() + '-' + s4() + s4() + s4();
}
/**
* Configure the heartbeat events, if heartbeat API is missing, setup fallback
*
* @returns {void}
*/
function setup() {
$(document).on('heartbeat-send', function(event, data) {
for(var uid in WP_Optimize_Heartbeat_Agents) {
if (!WP_Optimize_Heartbeat_Agents[uid].sent) {
data[uid] = WP_Optimize_Heartbeat_Agents[uid].command;
WP_Optimize_Heartbeat_Agents[uid].sent = true;
}
// Retry after idle time is passed (no response in X seconds)
var seconds = ((new Date()).getTime() - WP_Optimize_Heartbeat_Agents[uid].sent_time.getTime()) / 1000;
if (seconds > agent_idle_ttl_in_seconds) {
WP_Optimize_Heartbeat_Agents[uid].sent = false;
}
}
});
$(document).on('heartbeat-tick', function(event, data) {
if ('object' == typeof(data.callbacks)) {
for(var uid in data.callbacks) {
if (is_wpo_heartbeat(uid)) {
var response = JSON.parse(data.callbacks[uid]);
if ('undefined' != typeof(response.result) && false == response.result) {
wp_optimize.notices.show_notice(response.error_code, response.error_message);
} else {
WP_Optimize_Heartbeat_Agents[uid].callback(response);
}
delete WP_Optimize_Heartbeat_Agents[uid];
}
}
}
});
if (is_heartbeat_api_disabled()) {
wpo_fallback = WP_Optimize_Heartbeat_Fallback();
}
}
/**
* Check if heartbeat action is a WP-Optimize action or something else that we should ignore
*
* @param {string} uid The UID of the agent
* @returns {bool}
*/
function is_wpo_heartbeat(uid) {
return 0 === uid.indexOf('wpo-heartbeat-');
}
/**
* Check if native heartbeat API is available
*
* @returns {bool}
*/
function is_heartbeat_api_disabled() {
return 'undefined' == typeof(wp.heartbeat);
}
/**
* Filter function to check if an agent is already scheduled
*
* @param {object} agent1 First comparison agent, usually already scheduled agents
* @param {object} agent2 Second comparison agent, usually the one you are trying to check if it already exists
* @returns {bool}
*/
function do_agents_match(agent1, agent2) {
var command_matches = agent1.command === agent2.command;
var command_not_sent_yet = false === agent1.sent;
return command_matches && command_not_sent_yet;
}
/**
* Add a heartbeat agent that will be sent to backend and has a callback to receive the response
*
* @param {object} data Expected an object like {command: string}
* @returns {string|null}
*/
function add_agent(data) {
var already_scheduled = Object.values(WP_Optimize_Heartbeat_Agents).some(function(agent) { return do_agents_match(agent, data); });
if (already_scheduled) {
return null;
}
var agent_id = 'wpo-heartbeat-' + guid();
data.sent = false;
data.sent_time = new Date();
WP_Optimize_Heartbeat_Agents[agent_id] = data;
return agent_id;
}
/**
* Remove agent from list
*
* @param {string} agent_id The id of the agent to be removed
* @returns {void}
*/
function cancel_agent(agent_id) {
delete WP_Optimize_Heartbeat_Agents[agent_id];
}
return {
setup: setup,
add_agent: add_agent,
cancel_agent: cancel_agent
};
}
/**
* Fallback for the heartbeat api
*
* @returns {object} WP_Optimize_Heartbeat_Fallback exports
*/
var WP_Optimize_Heartbeat_Fallback = function() {
var timeout_handler;
var payload = {
"data":{},
"interval":wpo_heartbeat_ajax.interval,
"_nonce":wpo_heartbeat_ajax.nonce,
"action":"heartbeat",
"screen_id":window.pagenow,
"has_focus":false
};
/**
* Actually trigger the standard AJAX call to run a heartbeat event
*
* @param {int} interval How many seconds until next heartbeat
* @returns {void}
*/
function do_heartbeat(interval) {
var this_payload = Object.assign({}, payload);
var data = {};
jQuery(document).trigger('heartbeat-send', data);
this_payload.data = data;
jQuery.ajax({
type : "post",
dataType : "json",
url : wpo_heartbeat_ajax.ajaxurl,
data : this_payload,
success: function(response) {
if('undefined' != typeof(response.callbacks)) {
jQuery(document).trigger('heartbeat-tick', response);
}
}
});
timeout_handler = setTimeout(do_heartbeat, interval * 1000, interval);
}
timeout_handler = setTimeout(do_heartbeat, payload.interval * 1000, payload.interval);
}