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networkAvailable()

Check (or set) the network availability (online/offline).

JavaScript February 7, 2021

Usage

JavaScript
nebula.networkAvailable(onload)

Parameters

onload
(Optional) (Boolean) True when this function is called on window load, use false otherwise
Default: None

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Additional Notes

This function will add a body class of “offline” when the network is unavailable (and remove it when the network connection returns).

It is also called automatically when the network availability changes using the JavaScript events online and offline.

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    Source File

    Located in /assets/js/modules/utilities.js on line 819.

    No Hooks

    This function does not have any filters or actions available. Request one?
    JavaScript
    nebula.networkAvailable = function(){
        let onlineStatus = ( navigator.onLine )? 'online' : 'offline';
    
        nebula.dom.body.removeClass('offline');
        if ( onlineStatus === 'offline' ){
            nebula.dom.body.addClass('offline');
        }
    
        if ( 'localStorage' in window ){
            try {
                localStorage.setItem('network_connection', onlineStatus);
            } catch {
                //Ignore errors
            }
        }
    
        nebula.dom.document.trigger('nebula_network_change');
    };
    

    Override

    To override or disable this JavaScript function, simply redeclare it with the exact same function name.

    JavaScript
    nebula.networkAvailable = function(onload){
        //Write your own code here, leave it blank, or return false.
    }