public function test_get_param()
{
$array = ['test' => 2];
$this->assertEquals(2, common\get_param($array, 'test'));
$this->assertNull(common\get_param($array, 'not_existing'));
$this->assertEquals(3, common\get_param($array, 'default', 3));
}
/**
* Routes
* /albums/edit/id/1/a/test to albums\edit_action()
* with ['id' => '1', 'a' => 'test'] as parameters
* Routes
* /albums is routed to albums\index_action with no parameters
*
*
* @param $request
* @return array|null
*/
function route_segment($request)
{
if (!($path = $request[http\request_path])) {
return [route_action => default_namespace . '\\' . default_function . function_postfix, route_params => []];
} else {
$params = explode('/', $path);
$action = array_shift($params) . '\\';
$action .= count($params) > 0 ? array_shift($params) : default_function;
$action .= function_postfix;
$params_combined = [];
foreach ($params as $key => $value) {
if ($key % 2 == 0) {
$params_combined[$value] = common\get_param($params, $key + 1, '');
}
}
return [route_action => $action, route_params => $params_combined];
}
}
/**
* Connects to the database and returns the link to the connection established
*
* @param $params
* @return \PDO
*/
function db_connect($params)
{
$username = common\get_param($params, param_username);
$password = common\get_param($params, param_password);
return new \PDO($params[param_dns], $username, $password);
}
