/**
* recursively travels down all routes to gather all guids of
* groups that are children of the supplied group
*
* @param type $group
* @param type $guids
* @return type
*/
function get_all_children_guids($group, $guids = array())
{
// get children and delete them
$children = get_subgroups($group, 0);
if (!$children) {
return $guids;
}
foreach ($children as $child) {
$guids[] = $child->guid;
}
foreach ($children as $child) {
$guids = get_all_children_guids($child, $guids);
}
return $guids;
}
function delete_group($hook, $type, $return, $params)
{
$guid = get_input('guid');
if (!$guid) {
$guid = get_input('group_guid');
}
$group = get_entity($guid);
if (elgg_instanceof($group, 'group')) {
// determine if the group has any child groups
$child = get_subgroups($group, 1);
$parent = get_parent_group($group);
if ($child || $parent) {
// here we are, we're deleting something with subgroups or a parent
// if we've already sorted out what happens to content
// we'll have a special input
$content_policy = get_input('au_subgroups_content_policy', false);
if (!$content_policy) {
forward(elgg_get_site_url() . "groups/subgroups/delete/{$group->guid}");
}
}
}
}
<?php
/*
2015/10/20-
Added panel footer styling
Added count to view all link
*/
namespace AU\SubGroups;
if ($vars['entity']->subgroups_enable == 'no') {
// no subgroups allowed
return;
}
$sgCount = '';
$subgroups = get_subgroups($vars['entity'], 3);
$body = '';
if (!$subgroups) {
$body = '<div class="elgg-subtext">' . elgg_echo('au_subgroups:nogroups') . '</div>';
} else {
foreach ($subgroups as $subgroup) {
$body .= elgg_view_image_block(elgg_view_entity_icon($subgroup, 'tiny'), elgg_view('output/url', array('href' => $subgroup->getURL(), 'text' => $subgroup->name, 'is_trusted' => true)));
}
//count total number of subgroups and add it to view all link
$subgroupsTotalCount = get_subgroups($vars['entity']);
$sgCount = '(' . count($subgroupsTotalCount) . ')';
}
$title = elgg_echo('au_subgroups:subgroups');
$all_link = elgg_view('output/url', array('href' => 'groups/subgroups/list/' . $vars['entity']->guid, 'text' => elgg_echo('au_subgroups:subgroups:more') . $sgCount, 'is_trusted' => true));
$footer = "<div class='text-right'>{$all_link}</div>";
echo elgg_view_module('aside', $title, $body, array('footer' => $footer));
<?php
namespace AU\SubGroups;
if ($vars['entity']->subgroups_enable == 'no') {
// no subgroups allowed
return;
}
$all_link = elgg_view('output/url', array('href' => 'groups/subgroups/list/' . $vars['entity']->guid, 'text' => elgg_echo('au_subgroups:subgroups:more'), 'is_trusted' => true));
$subgroups = get_subgroups($vars['entity'], 5);
$body = '';
if (!$subgroups) {
$body = '<div class="elgg-subtext">' . elgg_echo('au_subgroups:nogroups') . '</div>';
} else {
foreach ($subgroups as $subgroup) {
$body .= elgg_view_image_block(elgg_view_entity_icon($subgroup, 'tiny'), elgg_view('output/url', array('href' => $subgroup->getURL(), 'text' => $subgroup->name, 'is_trusted' => true)));
}
}
$title = elgg_echo('au_subgroups:subgroups');
$body .= "<div class='center mts'>{$all_link}</div>";
echo elgg_view_module('aside', $title, $body);
/**
* when groups are created/updated, make sure subgroups have
* access only by parent group acl
*/
function group_visibility($event, $type, $object)
{
$parent = get_parent_group($object);
// make sure the visibility is what was set on the form
$vis = get_input('vis', false);
if ($vis !== false) {
// this makes sure we only update access when it's done via form
switch ($vis) {
case 'parent_group_acl':
$access_id = $parent->group_acl;
break;
case ACCESS_PRIVATE:
$access_id = $object->group_acl;
break;
default:
$access_id = $vis;
break;
}
/*
* Here we have some trickiness, because save is called twice with the visibility being
* reset the second time. So we have to make sure we're only updating the visibility
* of the original (not a subgroup or parent) on subsequent calls.
*
* To do this we're setting a temporary config variable to say that yes, we've been here once
* and pass the guid of the group we're concerned with in another config variable.
* That way we know only to update the vis of the matching guid
*/
if (!elgg_get_config('au_subgroups_visupdate')) {
// this is the first pass, lets mark it and save the guid of the group we care about
elgg_set_config('au_subgroups_visupdate', true);
elgg_set_config('au_subgroups_vis_guid', $object->guid);
}
if (elgg_get_config('au_subgroups_vis_guid') == $object->guid) {
// we need to update it - first in memory, then in the db
$object->access_id = $access_id;
$q = "UPDATE " . elgg_get_config('dbprefix') . "entities SET access_id = {$access_id} WHERE guid = {$object->guid}";
update_data($q);
// make sure our metadata follows suit
metadata_update('update', 'group', $object);
}
// if this group has subgroups, and we're making the visibility more restrictive
// we need to check the subgroups to make sure they're not more visible than this group
set_time_limit(0);
// this is recursive and could take a while
$children = get_subgroups($object, 0);
if ($children) {
foreach ($children as $child) {
switch ($access_id) {
case ACCESS_PUBLIC:
// do nothing, most permissive access
break;
case ACCESS_LOGGED_IN:
// if child access is public, bump it up
if ($child->access_id == ACCESS_PUBLIC) {
$child->access_id = ACCESS_LOGGED_IN;
$child->save();
}
break;
default:
// two options here, group->group_acl = hidden
// or parent->group_acl = visible to parent group members
// if the child is more permissive than the parent, we're changing the child to
// the next level up - in this case, visible to parent group
if (!in_array($child->access_id, array($child->group_acl, $object->group_acl))) {
$child->access_id = $object->group_acl;
$child->save();
}
break;
}
}
}
}
}
