/**
*
* @param Facebook_WP_Extend_Ai1ec $facebook an instance of the facebook class
*
* @param array $events the events to check
*
* @throws WP_FacebookApiException if something goes wrong in the facebook call
*
* @return array the events with the page_ids converted into venues
*/
protected function update_events_with_page_id_as_venues(Facebook_WP_Extend_Ai1ec $facebook, array $events)
{
// This array holds the fql queries
$fql = array();
// This array will hold the Venues
$venues = array();
// This array keeps track of what events need a venue so that we save cycles afterwards
$indexes = array();
$index = 0;
foreach ($events as $event) {
// If the venues is a id
if (isset($event['venue']['id'])) {
$pid = $event['venue']['id'];
// Save the index of this event
$indexes[$event['eid']] = $index;
// Create the query.
$fql[$event['eid']] = "SELECT location FROM page WHERE page_id = {$pid}";
}
$index++;
}
if (!empty($fql)) {
try {
$venues = $facebook->api(array('method' => 'fql.multiquery', 'queries' => $fql));
// Merge the results if no exception is thrown.
$events = $this->merge_events_and_venues($events, $venues, $indexes);
} catch (WP_FacebookApiException $e) {
throw $e;
}
}
return $events;
}
public function get_users_from_facebook(Facebook_WP_Extend_Ai1ec $facebook)
{
$fql = "SELECT name, id, pic FROM profile WHERE id = me() OR id IN (SELECT uid2 FROM friend WHERE uid1 = me() )";
try {
$items = $facebook->api(array('method' => 'fql.query', 'query' => $fql));
} catch (WP_FacebookApiException $e) {
throw $e;
}
return $this->convert_user_data_for_saving($items);
}
/**
* (non-PHPdoc)
* @see Sync_Objects_From_Facebook_Strategy_Interface::get_users_from_facebook()
*/
public function get_users_from_facebook(Facebook_WP_Extend_Ai1ec $facebook)
{
$user = $facebook->getUser();
try {
$items = $facebook->api("/{$user}/groups/");
$items = $items['data'];
$items = $this->get_images($facebook, $items);
} catch (WP_FacebookApiException $e) {
throw $e;
}
return $this->convert_group_data_for_saving($items);
}
/**
* (non-PHPdoc)
* @see Query_Events_Strategy_Interface::query_events()
*/
public function query_events(Facebook_WP_Extend_Ai1ec $facebook, array $users, $timestamp)
{
$events = array();
// Create the fql query.
$fql = $this->generate_fql_multiquery_to_get_events_details($users, $timestamp);
try {
$events = $facebook->api(array('method' => 'fql.multiquery', 'queries' => $fql));
} catch (WP_FacebookApiException $e) {
throw $e;
}
// Normalize the events
$events = $this->convert_multi_query_resultset($events);
// When an event has a page as venue, we must get the data from the page.
$events = $this->update_events_with_page_id_as_venues($facebook, $events);
return $events;
}
/**
* Fetches data for the object to get missing icons.
*
* @param Facebook_WP_Extend_Ai1ec $facebook
*
* @param array $items
*
* @throws WP_FacebookApiException
*
* @return array the Facebook Graph Objects with the corrected icons
*/
protected function get_images(Facebook_WP_Extend_Ai1ec $facebook, array $items)
{
$idx = 0;
foreach ($items as $item) {
$id = $item['id'];
try {
$details = $facebook->api("/{$id}/");
// Applications have an icon url
if (isset($details['icon_url']) && !isset($details['icon'])) {
$details['icon'] = $details['icon_url'];
}
//Since things change fast in Facebook, i add this extra check to avoid notices
if (!isset($details['icon'])) {
$details['icon'] = '';
}
$items[$idx]['user_pic'] = isset($details['picture']) ? $details['picture'] : $details['icon'];
$idx++;
} catch (WP_FacebookApiException $e) {
throw $e;
}
}
return $items;
}
/**
* When a user deletes an event from ai1ec and that event was exported to facebook, we try do delete the event from FB.
*
* @param Facebook_WP_Extend_Ai1ec $facebook
*/
public function delete_from_facebook(Facebook_WP_Extend_Ai1ec $facebook)
{
$id = $this->id;
try {
$result = $facebook->api("/{$id}", "DELETE");
} catch (WP_FacebookApiException $e) {
// Usually if the event has already been canceled on Facebook those are the messages, if we get one of them
// we do nothing as our intention was deleting the event
if (!in_array($e->getMessage(), array(self::EX_UNSUPPORTED_POST_REQ, self::EX_PERMISSION_ERROR, self::EX_INVALID_EID))) {
$message = array("label" => __('All-in-One Event Calendar Facebook Event Deletion Error', AI1EC_PLUGIN_NAME), "message" => __("Something went wrong while deleting the event from Facebook.", AI1EC_PLUGIN_NAME), "message_type" => "error");
$message['message'] .= '<br />' . __("This is the error message: {$e->getMessage()}", AI1EC_PLUGIN_NAME);
update_option(Ai1ecFacebookConnectorPlugin::FB_OPTION_CRON_NOTICE, $message);
}
}
}
/**
* Returns an instance of the facebook class. The token is added if present.
*
* @return Facebook_WP_Extend_Ai1ec
*/
public function facebook_instance_factory()
{
if (!isset($this->facebook)) {
// Get plugin settings.
$plugin_settings = $this->get_plugin_settings(get_class($this));
// Create our Application instance.
$facebook = new Facebook_WP_Extend_Ai1ec(array('appId' => $plugin_settings[self::FB_APP_ID], 'secret' => $plugin_settings[self::FB_APP_SECRET]));
// Retrieve the token from the configuration.
$token = $this->get_plugin_variable('facebook-token');
// If the token was set, use it.
if ($token) {
$facebook->setAccessToken($token);
}
$this->facebook = $facebook;
}
return $this->facebook;
}
/**
* Gets the details for the events for the groups so that they can be saved.
*
* @param Facebook_WP_Extend_Ai1ec $facebook a Facebook instance
*
* @param array $grouped_eids array where the keys are the id of the groups and the values are an array of events id
*
* @param int $timestamp the timestamp that needs to be passed for checking only events that start after it
*
* @throws WP_FacebookApiException
*
* @return array the result of the FQL query
*/
private function get_events_from_facebook_from_eids(Facebook_WP_Extend_Ai1ec $facebook, array $grouped_eids, $timestamp)
{
$fql = $this->generate_multi_query_for_event_details($grouped_eids, $timestamp);
try {
$events = $facebook->api(array('method' => 'fql.multiquery', 'queries' => $fql));
} catch (WP_FacebookApiException $e) {
throw $e;
}
return $events;
}
