/**
* Permission Remove
*
* Remove a permission (auth) option
*
* @param string $auth_option The name of the permission (auth) option
* @param bool $global True for checking a global permission setting,
* False for a local permission setting
* @return null
*/
public function remove($auth_option, $global = true)
{
if (!$this->exists($auth_option, $global)) {
return;
}
if ($global) {
$type_sql = ' AND is_global = 1';
} else {
$type_sql = ' AND is_local = 1';
}
$sql = 'SELECT auth_option_id, is_global, is_local
FROM ' . ACL_OPTIONS_TABLE . "\n\t\t\tWHERE auth_option = '" . $this->db->sql_escape($auth_option) . "'" . $type_sql;
$result = $this->db->sql_query($sql);
$row = $this->db->sql_fetchrow($result);
$this->db->sql_freeresult($result);
$id = (int) $row['auth_option_id'];
// If it is a local and global permission, do not remove the row! :P
if ($row['is_global'] && $row['is_local']) {
$sql = 'UPDATE ' . ACL_OPTIONS_TABLE . '
SET ' . ($global ? 'is_global = 0' : 'is_local = 0') . '
WHERE auth_option_id = ' . $id;
$this->db->sql_query($sql);
} else {
// Delete time
$tables = array(ACL_GROUPS_TABLE, ACL_ROLES_DATA_TABLE, ACL_USERS_TABLE, ACL_OPTIONS_TABLE);
foreach ($tables as $table) {
$this->db->sql_query('DELETE FROM ' . $table . '
WHERE auth_option_id = ' . $id);
}
}
// Purge the auth cache
$this->cache->destroy('_acl_options');
$this->auth->acl_clear_prefetch();
}
/**
* Purge all notifications of a certain type
*
* This should be called when an extension which has notification types
* is purged so that all those notifications are removed
*
* @param string $notification_type_name Type identifier of the subscription
*/
public function purge_notifications($notification_type_name)
{
// If a notification is never used, its type will not be added to the database
// nor its id cached. If this method is called by an extension during the
// purge step, and that extension never used its notifications,
// get_notification_type_id() will throw an exception. However,
// because no notification type was added to the database,
// there is nothing to delete, so we can silently drop the exception.
try {
$notification_type_id = $this->get_notification_type_id($notification_type_name);
$sql = 'DELETE FROM ' . $this->notifications_table . '
WHERE notification_type_id = ' . (int) $notification_type_id;
$this->db->sql_query($sql);
$sql = 'DELETE FROM ' . $this->notification_types_table . '
WHERE notification_type_id = ' . (int) $notification_type_id;
$this->db->sql_query($sql);
$this->cache->destroy('notification_type_ids');
} catch (\src\notification\exception $e) {
// Continue
}
}
/**
* Module Remove
*
* Remove a module
*
* @param string $class The module class(acp|mcp|ucp)
* @param int|string|bool $parent The parent module_id|module_langname(0 for no parent).
* Use false to ignore the parent check and check class wide.
* @param int|string $module The module id|module_langname
* specify that here
* @return null
* @throws \src\db\migration\exception
*/
public function remove($class, $parent = 0, $module = '')
{
// Imitation of module_add's "automatic" and "manual" method so the uninstaller works from the same set of instructions for umil_auto
if (is_array($module)) {
if (isset($module['module_langname'])) {
// Manual Method
return $this->remove($class, $parent, $module['module_langname']);
}
// Failed.
if (!isset($module['module_basename'])) {
throw new \src\db\migration\exception('MODULE_NOT_EXIST');
}
// Automatic method
$basename = $module['module_basename'];
$module_info = $this->get_module_info($class, $basename);
foreach ($module_info['modes'] as $mode => $info) {
if (!isset($module['modes']) || in_array($mode, $module['modes'])) {
$this->remove($class, $parent, $info['title']);
}
}
} else {
if (!$this->exists($class, $parent, $module)) {
return;
}
$parent_sql = '';
if ($parent !== false) {
// Allows '' to be sent as 0
$parent = $parent ?: 0;
if (!is_numeric($parent)) {
$sql = 'SELECT module_id
FROM ' . $this->modules_table . "\n\t\t\t\t\t\tWHERE module_langname = '" . $this->db->sql_escape($parent) . "'\n\t\t\t\t\t\t\tAND module_class = '" . $this->db->sql_escape($class) . "'";
$result = $this->db->sql_query($sql);
$module_id = $this->db->sql_fetchfield('module_id');
$this->db->sql_freeresult($result);
// we know it exists from the module_exists check
$parent_sql = 'AND parent_id = ' . (int) $module_id;
} else {
$parent_sql = 'AND parent_id = ' . (int) $parent;
}
}
$module_ids = array();
if (!is_numeric($module)) {
$sql = 'SELECT module_id
FROM ' . $this->modules_table . "\n\t\t\t\t\tWHERE module_langname = '" . $this->db->sql_escape($module) . "'\n\t\t\t\t\t\tAND module_class = '" . $this->db->sql_escape($class) . "'\n\t\t\t\t\t\t{$parent_sql}";
$result = $this->db->sql_query($sql);
while ($module_id = $this->db->sql_fetchfield('module_id')) {
$module_ids[] = (int) $module_id;
}
$this->db->sql_freeresult($result);
} else {
$module_ids[] = (int) $module;
}
if (!class_exists('acp_modules')) {
include $this->src_root_path . 'includes/acp/acp_modules.' . $this->php_ext;
$this->user->add_lang('acp/modules');
}
$acp_modules = new \acp_modules();
$acp_modules->module_class = $class;
foreach ($module_ids as $module_id) {
$result = $acp_modules->delete_module($module_id);
if (!empty($result)) {
return;
}
}
$this->cache->destroy("_modules_{$class}");
}
}
