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Sync Facebook Events
Plugin Name: Sync Facebook Events
Plugin URI:
Description: Sync Facebook Events to The Events Calendar Plugin
Author: Mark Nelson
Bugfix: Scott Connerly
Author URI:
/* Copyright 2012 PDX Technologies, LLC. (
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
function activate_fbes() { wp_schedule_event(time(), 'daily', 'fbes_execute_sync'); }
function deactivate_fbes() { wp_clear_scheduled_hook('fbes_execute_sync'); }
add_action('fbes_execute_sync', 'fbes_process_events');
function update_schedule($fbes_frequency) {
wp_schedule_event(time(), $fbes_frequency, 'fbes_execute_sync');
function fbes_add_page() { add_options_page('Sync FB Events', 'Sync FB Events', 8, __FILE__, 'fbes_options_page'); }
add_action('admin_menu', 'fbes_add_page');
function fbes_process_events() {
#Get option values
$fbes_api_key = get_option('fbes_api_key');
$fbes_api_secret = get_option('fbes_api_secret');
$fbes_api_uid = get_option('fbes_api_uid');
$fbes_api_uids = get_option('fbes_api_uids');
$fbes_frequency = get_option('fbes_frequency');
$events = fbes_get_events($fbes_api_key, $fbes_api_secret, $fbes_api_uids);
function fbes_get_events($fbes_api_key, $fbes_api_secret, $fbes_api_uids) {
require 'facebook.php';
$facebook = new Facebook(array(
'appId' => $fbes_api_key,
'secret' => $fbes_api_secret,
'cookie' => true,
$ret = array();
foreach ($fbes_api_uids as $key => $value) {
if($value!='') {
$fql = "SELECT eid, name, start_time, end_time, location, description
FROM event WHERE eid IN ( SELECT eid FROM event_member WHERE uid = $value )
ORDER BY start_time desc";
$param = array(
'method' => 'fql.query',
'query' => $fql,
'callback' => ''
$result = $facebook->api($param);
$ret = array_merge($ret, $result);
return $ret;
function fbes_segments($url='') {
$parsed_url = parse_url($url);
$path = trim($parsed_url['path'],'/');
return explode('/',$path);
function fbes_send_events($events) {
$query = new WP_Query(array(
foreach($query->posts as $post) {
if(!empty($post->to_ping)) {
$segments = fbes_segments($post->to_ping);
$eid = array_pop($segments);
$eids[$eid] = $post->ID;
//if you're reading this and you want to delete all those duplicate events, uncomment this temporarially. Note, it will also delete all manually made events since June 13
// - June 13, 2012
//depending on many duplicates you had, you might end up re-loading this script a bunch of times after it times out. Me, I had 14k duplicates. Had to run the script like 10 times.
else {
$post_date = trim(substr($post->post_date, 0, 10));
if($post->post_date > '2012-06-12')
foreach($events as $event) {
$args['post_title'] = $event['name'];
$offset = get_option('gmt_offset')*3600;
$offsetStart = $event['start_time']+$offset;
$offsetEnd = $event['end_time']+$offset;
//don't update or insert events from the past.
if($offsetEnd > time()) {
$args['EventStartDate'] = date("m/d/Y", $offsetStart);
$args['EventStartHour'] = date("H", $offsetStart);
$args['EventStartMinute'] = date("i", $offsetStart);
$args['EventEndDate'] = date("m/d/Y", $offsetEnd);
$args['EventEndHour'] = date("H", $offsetEnd);
$args['EventEndMinute'] = date("i", $offsetEnd);
$args['post_content'] = $event['description'];
$args['Venue']['Venue'] = $event['location'];
$args['post_status'] = "Publish";
$args['post_type'] = "tribe_events";
//$args['to_ping'] = $event['eid']; //damn you, sanitize_trackback_urls in 3.4
$args['to_ping'] = ''.$event['eid'].'/';
if (array_key_exists($event['eid'], $eids)) {
tribe_update_event($eids[$event['eid']], $args);
echo "<br />Updating: ".$eids[$event['eid']];
} else {
$post_id = tribe_create_event($args);
echo "<br />Inserting: ".$post_id;
function fbes_options_page() {
$fbes_api_uids = array();
#Get option values
$fbes_api_key = get_option('fbes_api_key');
$fbes_api_secret = get_option('fbes_api_secret');
$fbes_api_uid = get_option('fbes_api_uid');
$fbes_api_uids = get_option('fbes_api_uids');
$fbes_frequency = get_option('fbes_frequency');
#Get new updated option values, and save them
if( !empty($_POST['update']) ) {
$fbes_api_key = $_POST['fbes_api_key'];
update_option('fbes_api_key', $fbes_api_key);
$fbes_api_secret = $_POST['fbes_api_secret'];
update_option('fbes_api_secret', $fbes_api_secret);
$fbes_api_uid = $_POST['fbes_api_uid'];
update_option('fbes_api_uid', $fbes_api_uid);
$fbes_frequency = $_POST['fbes_frequency'];
update_option('fbes_frequency', $fbes_frequency);
$events = fbes_get_events($fbes_api_key, $fbes_api_secret, $fbes_api_uids);
$msg = "Syncronization of Events from Facebook Complete.";
<div id="message" class="updated fade"><p><strong><?php echo $msg; ?></strong></p></div>
} elseif( !empty($_POST['add-uid']) ) {
if(!in_array($_POST['fbes_api_uid'], $fbes_api_uids)) {
$fbes_api_uids[] = $_POST['fbes_api_uid'];
update_option('fbes_api_uids', $fbes_api_uids);
} elseif( !empty($_GET['r']) ) {
foreach ($fbes_api_uids as $key => $value)
if($fbes_api_uids[$key] == $_GET['r'])
update_option('fbes_api_uids', $fbes_api_uids);
<div class="wrap">
<br /><div class="icon32" id="icon-plugins"><br/></div>
<h2 style="margin-bottom:10px;">Sync Facebook Events</h2>
<form method="post" action="<?php echo $_SERVER['REQUEST_URI'] ?>">
<input type="hidden" name="update" />
echo '<form action="'. $_SERVER["REQUEST_URI"] .'" method="post"><table style="width:475px;">';
echo '<tr><td>Facebook App ID:</td><td><input type="text" id="fbes_api_key" name="fbes_api_key" value="'.htmlentities($fbes_api_key).'" size="35" /></td><tr>';
echo '<tr><td>Facebook App Secret:</td><td><input type="text" id="fbes_api_secret" name="fbes_api_secret" value="'.htmlentities($fbes_api_secret) .'" size="35" /></td><tr>';
echo '<tr><td>Update Fequency:</td><td><select id="fbes_frequency" name="fbes_frequency">';
if(htmlentities($fbes_frequency)=="daily") {
echo '<option value="daily" SELECTED>Daily</option>';
} else {
echo '<option value="daily">Daily</option>';
if(htmlentities($fbes_frequency)=="twicedaily") {
echo '<option value="twicedaily" SELECTED>Twice Daily</option>';
} else {
echo '<option value="twicedaily">Twice Daily</option>';
if(htmlentities($fbes_frequency)=="hourly") {
echo '<option value="hourly" SELECTED>Hourly</option>';
} else {
echo '<option value="hourly">Hourly</option>';
echo '</select>';
echo '<tr><td>Add Facebook Page UID:</td><td><input type="text" id="fbes_api_uid" name="fbes_api_uid" value="" size="15" />';
echo '<input type="submit" value="Add" class="button-secondary" name="add-uid" /></td></tr>';
echo '<tr><td style="vertical-align:top;"></td><td>';
foreach ($fbes_api_uids as $value) {
echo '&nbsp;&nbsp;'.$value.'&nbsp;&nbsp;<a href="'.$_SERVER["REQUEST_URI"].'&r='.$value.'">remove</a><br />';
echo '</td></tr>';
echo '<tr><td colspan="2"></td></tr><tr><td colspan="2"><br /><input type="submit" value="Update" class="button-primary"';
echo ' name="update" /></td></tr></table>';
<?php if(isset($events)) { ?>
<div style="margin-top:20px;font-size:14px;color:#444;border:1px solid #999;padding:15px;width:95%;font-face:couriernew;">
<span style="color:red;">Updaing all facebook events...</span><br />
<?php fbes_send_events($events); ?><br />
<span style="color:red;">Events Calendar updated with current Facebook events.</span><br /><br />
<? } ?>
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