1 files changed, 33 insertions, 0 deletions
diff --git a/mod/event_calendar/views/default/event_calendar/conference_button.php b/mod/event_calendar/views/default/event_calendar/conference_button.php
new file mode 100644
index 000000000..79fa9c5a2
--- /dev/null
+++ b/mod/event_calendar/views/default/event_calendar/conference_button.php
@@ -0,0 +1,33 @@
+<?php
+// A non-admin / non-event-creator only sees the button if they have the event on his/her personal calendar 
+// and it is at most 15 minutes before the conference starts.
+
+// The button is removed for everyone (even admins) one day after the event end time.
+
+$event = $vars['event'];
+
+if ($event) {
+	elgg_load_library('elgg:event_calendar');
+	$user_guid = elgg_get_logged_in_user_guid();
+	$termination_time = strtotime("1 day",$event->real_end_time);
+	if ($termination_time < time()) {
+		$in_time_window = FALSE;
+	} else if ($event->canEdit()) {
+		$in_time_window = TRUE;
+	} else if (event_calendar_has_personal_event($event->guid, $user_guid) && (strtotime('-15 minutes',$event->start_date) <= time())) {
+		$in_time_window = TRUE;
+	} else {
+		$in_time_window = FALSE;
+	}
+	if ( $in_time_window ) {
+		$button = elgg_view('output/url', array(
+			'href' => 'action/event_calendar/join_conference?event_guid='.$event->guid,
+			'text' => elgg_echo('event_calendar:join_conf_button'),
+			'class' => 'elgg-button elgg-button-action',
+			'target' => '_blank',
+			'is_action' => TRUE,
+		));
+	
+		echo '<div class="event-calendar-conf-join-button">'.$button.'</div>';
+	}
+}