/**
* Gets a list of roles that this user can override in this context
* @param object $context
* @return array
*/
function get_overridable_roles($context)
{
$options = array();
if ($roles = get_all_roles()) {
foreach ($roles as $role) {
if (user_can_override($context, $role->id)) {
$options[$role->id] = strip_tags(format_string($role->name, true));
}
}
}
return $options;
}
$baseurl .= '&courseid=' . $courseid;
}
if ($cancel) {
redirect($baseurl);
}
/// needed for tabs.php
$overridableroles = get_overridable_roles($context);
$assignableroles = get_assignable_roles($context);
/// Get some language strings
$strroletooverride = get_string('roletooverride', 'role');
$straction = get_string('overrideroles', 'role');
$strcurrentrole = get_string('currentrole', 'role');
$strparticipants = get_string('participants');
/// Make sure this user can override that role
if ($roleid) {
if (!user_can_override($context, $roleid)) {
error('you can not override this role in this context');
}
}
if ($userid) {
$user = get_record('user', 'id', $userid);
$fullname = fullname($user, has_capability('moodle/site:viewfullnames', $context));
}
/// get all cababilities
$capabilities = fetch_context_capabilities($context);
/// Process incoming role override
if ($data = data_submitted() and $roleid and confirm_sesskey()) {
$allowed_values = array(CAP_INHERIT, CAP_ALLOW, CAP_PREVENT, CAP_PROHIBIT);
$localoverrides = get_records_select('role_capabilities', "roleid = {$roleid} AND contextid = {$context->id}", '', 'capability, permission, id');
foreach ($capabilities as $cap) {
if (!isset($data->{$cap->name})) {
/**
* Gets a list of roles that this user can override in this context
* @param object $context
* @return array
*/
function get_overridable_roles($context, $field = 'name', $rolenamedisplay = ROLENAME_ALIAS)
{
$options = array();
if ($roles = get_all_roles()) {
foreach ($roles as $role) {
if (user_can_override($context, $role->id)) {
$options[$role->id] = $role->{$field};
}
}
}
return role_fix_names($options, $context, $rolenamedisplay);
}
