/**
*
* Processes page permissions from the role configuration array. This is called upon each "route" triggered hook.
*
* @param string $hook_name Equals "route"
* @param string $type The triggered "register" hook's type
* @param mixed $return_value
* @param mixed $params An associative array of parameters provided by the hook trigger
*/
function roles_pages_permissions($hook_name, $type, $return_value, $params)
{
$role = roles_get_role();
if (elgg_instanceof($role, 'object', 'role')) {
$role_perms = roles_get_role_permissions($role, 'pages');
$page_path = $return_value['handler'] . '/' . implode('/', $return_value['segments']);
if (is_array($role_perms) && !empty($role_perms)) {
foreach ($role_perms as $page => $perm_details) {
if (roles_path_match(roles_replace_dynamic_paths($page), $page_path)) {
switch ($perm_details['rule']) {
case 'deny':
register_error(elgg_echo('roles:page:denied'));
if (isset($perm_details['forward'])) {
forward($perm_details['forward']);
} else {
forward(REFERER);
}
break;
case 'redirect':
if (isset($perm_details['forward'])) {
forward($perm_details['forward']);
} else {
forward(REFERER);
}
break;
case 'allow':
default:
break;
}
}
}
}
}
}
/**
*
* Substitutes dynamic parts of a menu's target URL
*
* @param array $vars An associative array holding the menu permissions
*
* @return The substituted menu permission array
*/
function roles_prepare_menu_vars($vars)
{
$prepared_vars = $vars;
if (isset($prepared_vars['href'])) {
$prepared_vars['href'] = roles_replace_dynamic_paths($prepared_vars['href']);
}
return $prepared_vars;
}