/**
* May the current user access item(s) on this page? If the page owner is a group,
* membership, visibility, and logged in status are taken into account.
*
* @param boolean $forward If set to true (default), will forward the page;
* if set to false, will return true or false.
*
* @return bool If $forward is set to false.
*/
function group_gatekeeper($forward = true)
{
$page_owner_guid = elgg_get_page_owner_guid();
if (!$page_owner_guid) {
return true;
}
$visibility = ElggGroupItemVisibility::factory($page_owner_guid);
if (!$visibility->shouldHideItems) {
return true;
}
if ($forward) {
// only forward to group if user can see it
$group = get_entity($page_owner_guid);
$forward_url = $group ? $group->getURL() : '';
if (!elgg_is_logged_in()) {
$_SESSION['last_forward_from'] = current_page_url();
$forward_reason = 'login';
} else {
$forward_reason = 'member';
}
register_error(elgg_echo($visibility->reasonHidden));
forward($forward_url, $forward_reason);
}
return false;
}
/**
* May the current user access item(s) on this page? If the page owner is a group,
* membership, visibility, and logged in status are taken into account.
*
* @param boolean $forward If set to true (default), will forward the page;
* if set to false, will return true or false.
*
* @return bool If $forward is set to false.
*/
function group_gatekeeper($forward = true)
{
$page_owner_guid = elgg_get_page_owner_guid();
if (!$page_owner_guid) {
return true;
}
$visibility = ElggGroupItemVisibility::factory($page_owner_guid);
if (!$visibility->shouldHideItems) {
return true;
}
if ($forward) {
// only forward to group if user can see it
$group = get_entity($page_owner_guid);
$forward_url = $group ? $group->getURL() : '';
// subsite manager
// allows to override group gatekeeper by plugins
$allowed = elgg_trigger_plugin_hook("gatekeeper", "group", array("group" => $group, "user" => elgg_get_logged_in_user_entity()), false);
if ($allowed === true) {
return true;
}
if (!elgg_is_logged_in()) {
$_SESSION['last_forward_from'] = current_page_url();
$forward_reason = 'login';
} else {
$forward_reason = 'member';
}
register_error(elgg_echo($visibility->reasonHidden));
forward($forward_url, $forward_reason);
}
return false;
}