static function create($x)
{
global $rea_ui_datasources;
///N:Construct a data source from a rest web service
///N:Pass an absolute URL to a rest service. EX: rea_ui_datasource::create( "http://example.com/ajax.php?list=towns")
///N:Pass a relative URL to a rest service. EX: rea_ui_datasource::create( "./rest/ajax.php?list=towns")
///N:Pass the name of an event that returns rest data. EX: rea_ui_datasource::create( "app_event_towns")
///N:By default a data source from a web service is "static". Which means is populated only once. If you want to make sure data is fetched always set
///N:the second optional argument to "dynamic", as in rea_ui_datasource::create( "./rest/ajax.php?list=towns", 'dynamic')
///N:Construct a datasource from an array. EX: rea_ui_datasource::create( $anArray )
$ar = func_get_args();
if (count($ar) < 1) {
return null;
}
if (is_string($ar[0])) {
$s = $ar[0];
$p = strtolower(substr($s, 0, 4));
$v1 = count($ar) > 1 ? $ar[1] : 'static';
if ($p == 'https' || $p == 'http' || substr($p, 0, 1) == '/' || substr($p, 0, 2) == './' || strpos($s, '?') !== false) {
return rea_ui_datasource::ajax($s, $v1);
} elseif ($p == 'ajax') {
$n = parse_url($s);
if (strlen($n['path']) > 0) {
}
return rea_ui_datasource::ajax($s, $v1);
} elseif (substr($s, 0, 10) == 'app_event_') {
$s = substr($s, 10);
$s = REA_SELF_URL . '?ajax=' . $s;
return rea_ui_datasource::ajax($s, $v1);
}
} elseif (is_array($ar[0])) {
$ds = new rea_ui_datasource();
$ds->def['source'] = 'json';
foreach ($ar[0] as $k => $v) {
$ds->def['items'][] = [$k => $v];
}
$rea_ui_datasources[] = $ds;
return $ds;
}
}
