function from_db_to_json($conceptmap)
{
$map = array();
foreach ($conceptmap as $key => $value) {
$type = gettype($conceptmap->{$key});
if ($key == "mapxml") {
$attr = $conceptmap->{$key};
libxml_use_internal_errors(true);
$sxe = simplexml_load_string($attr);
if ($sxe === false) {
// echo "Failed loading the original XML\n";
// foreach(libxml_get_errors() as $error) {
// echo "Line: $error->line($error->column) $error->message<br>";
// }
$attr = simplexml_load_string("<map>" . $attr . "</map>");
} else {
$attr = simplexml_load_string($attr);
}
$map[$key] = xml_maps_to_json($attr[0]);
$result = json_decode($map[$key], true);
// super_echo($result);
foreach ($result as $node_key => $node_value) {
$map[$node_key] = $result[$node_key];
}
} else {
$map[$key] = $conceptmap->{$key};
}
}
unset($map['mapxml']);
unset($map['timecreated']);
unset($map['timemodified']);
$map['id'] = $conceptmap->id;
$map['title'] = $map['name'];
unset($map['name']);
foreach ($map as $key => $value) {
if (is_array($map[$key])) {
$arrays = $map[$key];
foreach ($arrays as $key1 => $value1) {
$map[$key1] = $value1;
}
unset($map[$key]);
}
}
$map_arr = check_table_format($map, $map['id'], $map['name']);
$map = json_encode($map_arr);
return $map;
}
if (!does_map_exist_by_id($student_id, $map_id)) {
deliver_response(200, "Map with id={$map_id} does not exist");
break;
}
if ($map_id != $json_arr['id']) {
deliver_response(200, "You cannot update map's id");
break;
}
if (!does_map_exist_by_id($student_id, $map_id)) {
deliver_response(200, "Map with id={$map_id} does not exist");
break;
}
if (is_array($json_arr)) {
update_map($student_id, $map_id, $json_string);
$map = get_user_maps($student_id, $map_id);
$map = xml_maps_to_json($map);
$map = json_decode($map, true);
deliver_response(200, "The map has been updated", $map);
} else {
deliver_response(400, "The request cannot be fulfilled due to bad syntax");
}
break;
case "DELETE":
if (!does_map_exist_by_id($student_id, $map_id)) {
deliver_response(200, "Map with id={$map_id} does not exist");
break;
}
delete_map($student_id, $map_id);
deliver_response(200, "The map has been deleted");
break;
default:
function update_map($student_id, $map_id, $json_string)
{
$json_arr = json_decode($json_string, true);
$maps = get_user_maps($student_id);
$maps = xml_maps_to_json($maps);
$maps = json_decode($maps, true);
foreach ($maps as &$map) {
if ($map['id'] == $map_id) {
foreach ($json_arr as $key => $value) {
if (!empty($json_arr[$key])) {
$map[$key] = $json_arr[$key];
}
}
delete_map($student_id, $map_id);
$map = json_encode($map);
add_map($student_id, $map);
break;
}
}
}
