events_countdown.php

<?php
/**
 * Display Numbers that count from 0 to the number you entered
 */

 if( !class_exists( 'Tribe__Events__Main' ) )
{
    function av_countdown_events_fallback()
    {
        return "<p>Please install the <a href='https://wordpress.org/plugins/the-events-calendar/'>The Events Calendar</a> or <a href='http://mbsy.co/6cr37'>The Events Calendar Pro</a> Plugin to display the countdown</p>";
    }

    add_shortcode('av_events_countdown', 'av_countdown_events_fallback');
    return;
}


if ( !class_exists( 'avia_sc_events_countdown' ) )
{

    class avia_sc_events_countdown extends aviaShortcodeTemplate
    {
            /**
             * Create the config array for the shortcode button
             */
            function shortcode_insert_button()
            {
                $this->config['name']       = __('Events Countdown', 'avia_framework' );
                $this->config['tab']        = __('Plugin Additions', 'avia_framework' );
                $this->config['icon']       = AviaBuilder::$path['imagesURL']."sc-countdown.png";
                $this->config['order']      = 14;
                $this->config['target']     = 'avia-target-insert';
                $this->config['shortcode']  = 'av_events_countdown';
                $this->config['tooltip']    = __('Display a countdown to the next upcoming event', 'avia_framework' );

                $this->time_array = array(
                                __('Second',    'avia_framework' )  =>'1',
                                __('Minute',    'avia_framework' )  =>'2',
                                __('Hour',      'avia_framework' )  =>'3',
                                __('Day',       'avia_framework' )  =>'4',
                                __('Week',      'avia_framework' )  =>'5',
                                /*
                                __('Month',     'avia_framework' )  =>'6',
                                __('Year',      'avia_framework' )  =>'7'
                                */
                            );


            }

            function fetch_upcoming()
            {
                $query      = array('paged'=> false, 'posts_per_page' => 10, 'eventDisplay' => 'list');
                $upcoming   = Tribe__Events__Query::getEvents( $query, true);

                return $upcoming;
            }


            /**
             * Popup Elements
             *
             * If this function is defined in a child class the element automatically gets an edit button, that, when pressed
             * opens a modal window that allows to edit the element properties
             *
             * @return void
             */
            function popup_elements()
            {
                $this->elements = array(
                    array(
                            "type"  => "tab_container", 'nodescription' => true
                        ),

                    array(
                            "type"  => "tab",
                            "name"  => __("Content" , 'avia_framework'),
                            'nodescription' => true
                        ),


                    array(
                            "name"  => __("Smallest time unit", 'avia_framework' ),
                            "desc"  => __("The smallest unit that will be displayed", 'avia_framework' ),
                            "id"    => "min",
                            "type"  => "select",
                            "std"   => "1",
                            "subtype" => $this->time_array),


                    array(
                            "name"  => __("Largest time unit", 'avia_framework' ),
                            "desc"  => __("The largest unit that will be displayed", 'avia_framework' ),
                            "id"    => "max",
                            "type"  => "select",
                            "std"   => "5",
                            "subtype" => $this->time_array),




                    array(
                            "name"  => __("Text Alignment", 'avia_framework' ),
                            "desc"  => __("Choose here, how to align your text", 'avia_framework' ),
                            "id"    => "align",
                            "type"  => "select",
                            "std"   => "center",
                            "subtype" => array(
                                                __('Center',  'avia_framework' ) =>'av-align-center',
                                                __('Right',  'avia_framework' ) =>'av-align-right',
                                                __('Left',  'avia_framework' ) =>'av-align-left',
                                                )
                            ),

                    array(  "name"  => __("Number Font Size", 'avia_framework' ),
                            "desc"  => __("Size of your numbers in Pixel", 'avia_framework' ),
                            "id"    => "size",
                            "type"  => "select",
                            "subtype" => AviaHtmlHelper::number_array(20,90,1, array( __("Default Size", 'avia_framework' )=>'')),
                            "std" => ""),

                   array(
                            "name"  => __("Display Event Title?", 'avia_framework' ),
                            "desc"  => __("Choose here, if you want to display the event title", 'avia_framework' ),
                            "id"    => "title",
                            "type"  => "select",
                            "std"   => "",
                            "subtype" => array(
                                                __('No Title, timer only',  'avia_framework' ) =>'',
                                                __('Title on top',  'avia_framework' )  =>'top',
                                                __('Title below',  'avia_framework' )   =>'bottom',
                                                )
                            ),




                   array(
                            "type"  => "close_div",
                            'nodescription' => true
                        ),

                    array(
                            "type"  => "tab",
                            "name"  => __("Colors",'avia_framework' ),
                            'nodescription' => true
                        ),

                   array(
                            "name"  => __("Colors", 'avia_framework' ),
                            "desc"  => __("Choose the colors here", 'avia_framework' ),
                            "id"    => "style",
                            "type"  => "select",
                            "std"   => "center",
                            "subtype" => array(
                                                __('Default',   'avia_framework' )  =>'av-default-style',
                                                __('Theme colors',  'avia_framework' )  =>'av-colored-style',
                                                __('Transparent Light', 'avia_framework' )  =>'av-trans-light-style',
                                                __('Transparent Dark',  'avia_framework' )  =>'av-trans-dark-style',
                                                )
                            ),
                    array(
                            "type"  => "close_div",
                            'nodescription' => true
                        ),

                    array(
                            "type"  => "close_div",
                            'nodescription' => true
                        ),
                );

            }

            /**
             * Frontend Shortcode Handler
             *
             * @param array $atts array of attributes
             * @param string $content text within enclosing form of shortcode element
             * @param string $shortcodename the shortcode found, when == callback name
             * @return string $output returns the modified html string
             */
            function shortcode_handler($atts, $content = "", $shortcodename = "", $meta = "")
            {
                $events = $this->fetch_upcoming();
                $next = array();
                $now = strtotime("now");

                foreach($events->posts as $recurring){
                    if(strtotime($recurring->EventEndDate) > $now && strtotime($recurring->EventStartDate) > $now) {
                        $next[] = $recurring;
                    }
                }

                if(empty( $next[0] ) || empty( $next[0]->EventStartDate)) return;

                $events_date = explode(" ", $next[0]->EventStartDate );

                if(isset($events_date[0]))
                {
                    $atts['date'] = date("m/d/Y", strtotime($events_date[0]));
                }

                if(isset($events_date[1]))
                {
                    $events_date = explode(":", $events_date[1] );
                    $atts['hour'] = $events_date[0];
                    $atts['minute'] = $events_date[1];
                }

                $atts['link']   = get_permalink( $next->posts[0]->ID );
                $title          = get_the_title( $next->posts[0]->ID );

                if(!empty( $atts['title'] ))
                {
                    $atts['title']  = array( $atts['title'] => __("Upcoming",'avia_framework') .": " . $title );
                }

                $timer  = new avia_sc_countdown( $this->builder );
                $output = $timer->shortcode_handler( $atts , $content, $shortcodename, $meta);


                return $output;
            }
    }
}