/**
* Parses through an array of lines (of an ICAL file), creates events and inserts them as they are found.
* @since 1.1.0
*
* @param array - $lines, array of lines of an ICAL file
*/
function import_events($lines)
{
global $EO_Errors;
$state = "NONE";
$error = false;
$error_count = 0;
$event_count = 0;
$event_array = array();
$event_array['event'] = array();
$event_array['event_post'] = array();
$event_array['event_meta'] = array();
//Get Blog timezone, set Calendar timezone to this by default
$blog_tz = eo_get_blog_timezone();
$cal_tz = $blog_tz;
$output = "";
//Record number of venues / categories created
global $eventorganiser_venues_created, $eventorganiser_cats_created;
$eventorganiser_venues_created = 0;
$eventorganiser_cats_created = 0;
//Read through each line
for ($n = 0; $n < count($lines) && !$error; $n++) {
$buff = trim($lines[$n]);
if (!empty($buff)) {
$line = explode(':', $buff, 2);
//On the right side of the line we may have DTSTART;TZID= or DTSTART;VALUE=
$modifiers = explode(';', $line[0]);
$property = array_shift($modifiers);
$value = isset($line[1]) ? trim($line[1]) : '';
//If we are in EVENT state
if ($state == "VEVENT") {
//If END:VEVENT, insert event into database
if ($property == 'END' && $value == 'VEVENT') {
$state = "VCALENDAR";
$event_array['event']['YmdFormated'] = true;
$event_array['event']['dateObjects'] = true;
//Insert new post from objects
$post_id = EO_Event::insertNewEvent($event_array['event_post'], $event_array['event']);
if (!$post_id) {
$error_count++;
}
} else {
//Otherwise, parse event property
try {
$event_array = $this->parse_Event_Property($event_array, $property, $value, $modifiers, $blog_tz, $cal_tz);
} catch (Exception $e) {
$error_count++;
$preamble = sprintf(__('Line: %1$d', 'eventorganiser'), $n + 1);
$EO_Errors->add('eo_error', $preamble . ' ' . $e->getMessage());
//Abort parsing event
$state = "VCALENDAR";
}
}
// If we are in CALENDAR state
} elseif ($state == "VCALENDAR") {
//Begin event
if ($property == 'BEGIN' && $value == 'VEVENT') {
$state = "VEVENT";
$event_count++;
$event_array['event'] = array();
$event_array['event_post'] = array();
$event_array['event_meta'] = array();
} elseif ($property == 'END' && $value == 'VCALENDAR') {
$state = "NONE";
} elseif ($property == 'X-WR-TIMEZONE') {
try {
$cal_tz = self::parse_TZID($value);
} catch (Exception $e) {
$preamble = sprintf(__('Line: %1$d', 'eventorganiser'), $n + 1);
$EO_Errors->add('eo_error', $preamble . ' ' . $e->getMessage());
break;
}
}
} elseif ($state == "NONE" && $property == 'BEGIN' && $value == 'VCALENDAR') {
$state = "VCALENDAR";
}
}
//If line is not empty
}
//For each line
//Display message
if ($event_count == 0) {
$EO_Errors->add('eo_error', __("No events were imported.", 'eventorganiser'));
} elseif ($error_count > 0) {
$EO_Errors->add('eo_error', sprintf(__('There was an error with %1$d of %2$d events in the ical file'), $error_count, $event_count));
} else {
if ($event_count == 1) {
$message = __("1 event was successfully imported", 'eventorganiser') . ".";
} else {
$message = sprintf(__("%d events were successfully imported", 'eventorganiser'), $event_count) . ".";
}
if ($eventorganiser_venues_created == 1) {
$message .= " " . __("1 venue was created", 'eventorganiser') . ".";
} elseif ($eventorganiser_venues_created > 1) {
$message .= " " . sprintf(__("%d venues were created", 'eventorganiser'), $eventorganiser_venues_created) . ".";
}
if ($eventorganiser_cats_created == 1) {
$message .= " " . __("1 category was created", 'eventorganiser') . ".";
} elseif ($eventorganiser_cats_created > 1) {
$message .= " " . sprintf(__("%d categories were created", 'eventorganiser'), $eventorganiser_cats_created) . ".";
}
$EO_Errors->add('eo_notice', $message);
}
return true;
}
function page_actions()
{
global $wpdb, $eventorganiser_events_table;
//Check action
if (!empty($_REQUEST['save']) || !empty($_REQUEST['publish'])) {
//Check nonce
check_admin_referer('eventorganiser_calendar_save');
//authentication checks
if (!current_user_can('edit_events')) {
wp_die(__('You do not have sufficient permissions to create events'));
}
$input = $_REQUEST['eo_event'];
//Retrieve input from posted data
//Set the status of the new event
if (!empty($_REQUEST['save'])) {
$status = 'draft';
} else {
if (current_user_can('publish_events')) {
$status = 'publish';
} else {
$status = 'pending';
}
}
//Set post and event details
$input['occurrence'] = 'once';
$input['YmdFormated'] = true;
$venue = (int) $input['venue_id'];
$post_input = array('post_title' => $input['event_title'], 'post_status' => $status, 'post_content' => $input['event_content'], 'post_type' => 'event', 'tax_input' => array('event-venue' => array($venue)));
//Insert event
$post_id = EO_Event::insertNewEvent($post_input, $input);
if ($post_id) {
//If event was successfully inserted, redirect and display appropriate message
$redirect = get_edit_post_link($post_id, '');
if ($status == 'publish') {
$redirect = add_query_arg('message', 6, $redirect);
} else {
$redirect = add_query_arg('message', 7, $redirect);
}
//Redirect to event admin page & exit
wp_redirect($redirect);
exit;
}
} elseif (isset($_REQUEST['action']) && ($_REQUEST['action'] == 'delete_occurrence' || $_REQUEST['action'] == 'break_series') && isset($_REQUEST['series']) && isset($_REQUEST['event'])) {
$post_id = intval($_REQUEST['series']);
$event_id = intval($_REQUEST['event']);
$action = $_REQUEST['action'];
if ($action == 'break_series') {
//Check nonce
check_admin_referer('eventorganiser_break_series_' . $event_id);
//Check permissions
if (!current_user_can('edit_event', $post_id) || !current_user_can('delete_event', $post_id)) {
wp_die(__('You do not have sufficient permissions to edit this event', 'eventorganiser'));
}
//Get current event
$query_array = array('event_occurrence_id' => $event_id, 'posts_per_page' => -1, 'post_type' => 'event', 'showpastevents' => true, 'perm' => 'readable');
$query = new WP_Query($query_array);
global $post;
if ($query->have_posts()) {
$query->the_post();
//Assign new event taxonomy terms
$taxs = array('event-category', 'event-tag', 'event-venue');
$tax_input = array();
foreach ($taxs as $tax) {
$terms = get_the_terms($post->ID, $tax);
if ($terms && !is_wp_error($terms)) {
$tax_input[$tax] = array_map('intval', wp_list_pluck($terms, 'term_id'));
}
}
//Post details
$post_array = array('post_title' => $post->post_title, 'post_name' => $post->post_name, 'post_author' => $post->post_author, 'post_content' => $post->post_content, 'post_status' => $post->post_status, 'post_date' => $post->post_date, 'post_date_gmt' => $post->post_date_gmt, 'post_excerpt' => $post->post_excerpt, 'post_password' => $post->post_password, 'post_type' => 'event', 'tax_input' => $tax_input, 'comment_status' => $post->comment_status, 'ping_status' => $post->ping_status);
//Event details
$tz = EO_Event::get_timezone();
//blog timzone
$event_array = array('dateObjects' => true, 'start' => new DateTIme($post->StartDate . ' ' . $post->StartTime, $tz), 'end' => new DateTIme($post->EndDate . ' ' . $post->FinishTime, $tz), 'allday' => $post->event_allday, 'schedule' => 'once', 'frequency' => 1, 'venue' => $post->Venue);
//Create new event with duplicated details
$new_event_id = EO_Event::insertNewEvent($post_array, $event_array);
//delete occurrence,
if ($new_event_id) {
$del = $wpdb->get_results($wpdb->prepare("DELETE FROM {$eventorganiser_events_table} WHERE post_id=%d AND event_id=%d", $post_id, $event_id));
$post_custom = get_post_custom($post->ID);
foreach ($post_custom as $meta_key => $meta_values) {
$unique = $meta_key[0] == '_' ? true : false;
foreach ($meta_values as $meta_value) {
add_post_meta($new_event_id, $meta_key, $meta_value, $unique);
}
}
}
//Redirect to prevent resubmisson
$redirect = add_query_arg(array('post_type' => 'event', 'page' => 'calendar'), admin_url('edit.php'));
wp_redirect($redirect);
}
} elseif ($action == 'delete_occurrence') {
//Check nonce
check_admin_referer('eventorganiser_delete_occurrence_' . $event_id);
//Check permissions
if (!current_user_can('delete_event', $post_id)) {
wp_die(__('You do not have sufficient permissions to delete this event', 'eventorganiser'));
}
$del = $wpdb->get_results($wpdb->prepare("DELETE FROM {$eventorganiser_events_table} WHERE post_id=%d AND event_id=%d", $post_id, $event_id));
global $EO_Errors;
$EO_Errors = new WP_Error();
$EO_Errors->add('eo_notice', '<strong>' . __("Occurrence deleted.", 'eventorganiser') . '</strong>');
}
}
}
