gocodebox/lifterlms

/**
 * Main LLMS Namespace
 *
 * @since 1.0.0
 * @version 5.3.3
 */

var LLMS = window.LLMS || {};
( function( $ ){

    'use strict';

    /**
     * Load all app modules
     */
    // = include ../app/*.js

    // = include ../llms-spinner.js

    /**
     * Initializes all classes within the LLMS Namespace
     *
     * @since Unknown
     *
     * @return {void}
     */
    LLMS.init = function() {

        for (var func in LLMS) {

            if ( typeof LLMS[func] === 'object' && LLMS[func] !== null ) {

                if ( LLMS[func].init !== undefined ) {

                    if ( typeof LLMS[func].init === 'function') {
                        LLMS[func].init();
                    }

                }

            }

        }

    };

    /**
     * Determine if the current device is touch-enabled
     *
     * @since 3.24.3
     *
     * @see {@link https://stackoverflow.com/a/4819886/400568}
     *
     * @return {Boolean} Whether or not the device is touch-enabled.
     */
    LLMS.is_touch_device = function() {

        var prefixes = ' -webkit- -moz- -o- -ms- '.split( ' ' );
        var mq       = function( query ) {
            return window.matchMedia( query ).matches;
        }

        if ( ( 'ontouchstart' in window ) || window.DocumentTouch && document instanceof DocumentTouch ) {
            return true;
        }

        /**
         * Include the 'heartz' as a way to have a non matching MQ to help terminate the join.
         *
         * @see {@link https://git.io/vznFH}
         */
        var query = ['(', prefixes.join( 'touch-enabled),(' ), 'heartz', ')'].join( '' );
        return mq( query );

    };

    /**
     * Wait for matchHeight to load
     *
     * @since 3.0.0
     * @since 3.16.6 Unknown.
     * @since 5.3.3 Pass a dependency name to `wait_for()`.
     *
     * @param {Function} cb Callback function to run when matchheight is ready.
     * @return {void}
     */
    LLMS.wait_for_matchHeight = function( cb ) {
        this.wait_for( function() {
            return ( undefined !== $.fn.matchHeight );
        }, cb, 'matchHeight' );
    }

    /**
     * Wait for webuiPopover to load
     *
     * @since 3.9.1
     * @since 3.16.6 Unknown.
     *
     * @param {Function} cb Callback function to run when matchheight is ready.
     * @return {void}
     */
    LLMS.wait_for_popover = function( cb ) {
        this.wait_for( function() {
            return ( undefined !== $.fn.webuiPopover );
        }, cb, 'webuiPopover' );
    }

    /**
     * Wait for a dependency to load and then run a callback once it has
     *
     * Temporary fix for a less-than-optimal assets loading function on the PHP side of things.
     *
     * @since 3.9.1
     * @since 5.3.3 Added optional `name` parameter.
     *
     * @param {Function} test A function that returns a truthy if the dependency is loaded.
     * @param {Function} cb   A callback function executed once the dependency is loaded.
     * @param {string}   name The dependency name.
     * @return {void}
     */
    LLMS.wait_for = function( test, cb, name ) {

        var counter = 0,
            interval;

        name = name ? name : 'unnamed';

        interval = setInterval( function() {

            // If we get to 30 seconds log an error message.
            if ( counter >= 300 ) {

                console.log( 'Unable to load dependency: ' + name );

                // If we can't access yet, increment and wait...
            } else {

                // Bind the events, we're good!
                if ( test() ) {
                    cb();
                } else {
                    // console.log( 'Waiting for dependency: ' + name );
                    counter++;
                    return;
                }

            }

            clearInterval( interval );

        }, 100 );

    };

    LLMS.init( $ );

} )( jQuery );