/**
* Check for hijacked URL space
*
* @param mixed $handler_id The ID of the handler.
* @param Array $args The argument list.
* @param Array &$data The local request data.
* @return boolean Indicating success.
*/
public function _can_handle_redirect($handler_id, array $args, array &$data)
{
// Process the request immediately
if (isset($args[0])) {
$mc = net_nemein_redirector_tinyurl_dba::new_collector('node', $this->_topic->guid);
$mc->add_constraint('name', '=', $args[0]);
$mc->add_value_property('code');
$mc->add_value_property('url');
$mc->execute();
$results = $mc->list_keys();
// No results found
if (count($results) === 0) {
return false;
}
// Catch first the configuration option for showing editing interface instead
// of redirecting administrators
if ($this->_topic->can_do('net.nemein.redirector:noredirect') && !$this->_config->get('admin_redirection')) {
midcom::get()->relocate("{$this->_topic->name}/edit/{$args[0]}/");
}
foreach ($results as $guid => $array) {
$url = $mc->get_subkey($guid, 'url');
$code = $mc->get_subkey($guid, 'code');
break;
}
// Redirection HTTP code
if (!$code) {
$code = $this->_config->get('redirection_code');
}
midcom::get()->relocate($url, $code);
// This will exit
}
return true;
}
/**
* Check for duplicate names
*/
private function duplicate_names()
{
$mc = net_nemein_redirector_tinyurl_dba::new_collector('name', $this->name);
$mc->add_constraint('node', '=', $this->node);
// This item already exists, exclude itself from duplicate name check
if ($this->guid) {
$mc->add_constraint('guid', '<>', $this->guid);
}
$mc->execute();
if (count($mc->list_keys()) > 0) {
return true;
} else {
return false;
}
}
/**
* Get the item according to the given rule
*
* @param mixed $rule
* @return false on failure or net_nemein_redirector_tinyurl_dba on success
*/
private function _get_item($rule)
{
$mc = net_nemein_redirector_tinyurl_dba::new_collector('node', $this->_topic->guid);
// Set the rules
$mc->begin_group('OR');
$mc->add_constraint('guid', '=', $rule);
$mc->add_constraint('name', '=', $rule);
$mc->end_group();
$mc->execute();
$keys = $mc->list_keys();
if (count($keys) === 0) {
return false;
}
$item = new net_nemein_redirector_tinyurl_dba(key($keys));
return $item;
}
