Get Google Calendar Event List in WordPress

<a href="https://console.cloud.google.com/apis/credentials">Get Your Api Credentials Here</a>

<a href="https://calendar.google.com/calendar">Get your Calender ID</a>

<?php

include_once("wp-load.php");

function  get_calender_events()

{

$params = array();

/*Get current date*/

$current_date  = date('Y-m-d H:i:s');

/*Convert it to google calendar's rfc_format */

$rfc_format = date("c", strtotime($current_date));

$params[] = 'orderBy=startTime';

$params[] ='maxResults=100';

$params[] = 'timeMin='.urlencode($rfc_format);

$url_param = '';

foreach($params as $param)

{

$url_param.= '&'.$param;

}

$calender_id = "calender_id";

$client_key =  "client_key";

$url = "https://www.googleapis.com/calendar/v3/calendars/".$calender_id."/events?key=".$client_key."&singleEvents=true".$url_param;

$list_events = wp_remote_post($url, array(

   'method' => 'GET',

   'timeout' => 45,   

 )

);

 

$list_events = json_decode($list_events['body']);

$cal_events = $list_events->items;

$full_calender = array();

foreach($cal_events as $single_event)

{

if(isset($single_event->start->date) && strpos(json_encode($single_event), 'date') > 0 )

{   

$all_day = 'yes'; 

$startdate = $single_event->start->date;

$enddate = $single_event->end->date;

$event_date =  date('Y-m-d', strtotime($startdate));

}

   if(isset($single_event->start->dateTime))

{

$all_day = 'no'; 

$startdate = $single_event->start->dateTime;

$enddate = $single_event->end->dateTime;

$event_date =  date('Y-m-d', strtotime($startdate));

} 

if($single_event->status == 'confirmed')

{

if(isset($single_event->start->timeZone))

{

$event_timezone =  $single_event->start->timeZone;

}

else

{

$event_timezone =  '';

}

if(isset($single_event->description) && $single_event->description != '')

{

$description = $single_event->description;

}

else

{

$description = '';

}

if(isset($single_event->location) && $single_event->location != '')

{

$location = $single_event->location;

}

else

{

$location = '';

}

$full_calender[] = array(

'name'=> $single_event->summary,

'description'=>wp_kses_post($description),

'all_day'=>$all_day,

'start_date'=>$startdate,

'end_date'=>$enddate,

'timezone'=>$event_timezone,

'location'=>wp_kses_post($location),

'link'=>  esc_url_raw( $single_event->htmlLink ),

);

} 

}/**end of foreach condition*/

usort($full_calender,function($a,$b)

{

$t1 = strtotime($a['start_date']);

$t2 = strtotime($b['start_date']);

return $t1 - $t2;

});

return $full_calender;

}

$events =  get_calender_events();

$total_events = count($events);

$output = '';

if($total_events == 0)

{

$output.='<div class="gc_errors"><p>No events Found. Please add Some events to your calendar.</p></div>';

} 

else

{

$events_to_show = $total_events;

$output.='<div id="ecfg_events_wrap" class="the_gc_event">';

for($i = 0; $i < $events_to_show; $i++)

{

$start_date = $events[$i]['start_date'];

$end_date = $events[$i]['end_date'];

$event_timezone = $events[$i]['timezone'];

$event_title = sanitize_text_field($events[$i]['name']);

$event_content = wp_kses_post($events[$i]['description']);

$event_location = wp_kses_post($events[$i]['location']);

$event_link = esc_url_raw($events[$i]['link']);

$alldayevent = $events[$i]['all_day'];

$output.= $event_title."<br>";

$output.= $event_content."<br>";

$output.= date('Y-m-d', strtotime($start_date))."<br>";

$output.= date('Y-m-d', strtotime($end_date))."<br>";

}

$output.='</div>';

}/*end for layout condition*/

$output.='</div>';

echo $output;

?>