/**
* Load data of search
*
* Loads route data from overpass api.
*/
public function getData()
{
// add GET to variables
$this->variables = $_GET;
//array of keys that should be requested
$keys = array("ref", "network", "operator", "to", "from");
// build link
$query = '<query type="relation">';
foreach ($keys as $key) {
if (isset($this->variables[$key]) && $this->variables[$key]) {
$query .= '<has-kv case="ignore" k="' . $key . '" regv="' . htmlspecialchars($this->variables[$key]) . '"/>';
}
}
$query .= '<has-kv k="type" v="route"/><has-kv k="route" regv="train|tram|light_rail|subway"/></query><print/>';
if (Overpass::sendRequest($query)) {
$this->content = Overpass::$result;
return true;
} else {
$this->error = Overpass::$error;
return false;
}
}
/**
* Load data of route
*
* Loads route data from overpass api, when not available yet.
*/
public function getData()
{
if (isset($_POST["id"])) {
$_GET["id"] = $_POST["id"];
if (isset($_POST["train"])) {
$_GET["train"] = $_POST["train"];
}
}
// no id set
if (!isset($_GET["id"])) {
// show error
return_error("no_id", "full");
die;
}
// get route id
$get_id = $_GET["id"];
// id is not a valid number
if (!is_numeric($get_id) || round($get_id) != $get_id) {
// exception for user routes of the scheme 12345_0
if (preg_match("/^[0-9]+[_][0-9]+\$/", $get_id)) {
$file = "./osmdata/user" . $get_id . ".osm";
if (file_exists($file)) {
$spl = preg_split("[_]", $get_id);
$this->id = $spl[0];
$this->filexml = $file;
$this->custom = true;
$this->custom_id = $get_id;
return;
} else {
return_error("invalid_id", "full");
die;
}
}
// show error
return_error("invalid_id", "full");
die;
}
// save id
$this->id = $get_id;
if (isset($_FILES["osmfile"])) {
$uploaddir = './osmdata/';
$uploadfile = $uploaddir . "user" . $this->id . "_";
$i = 0;
while (file_exists($uploadfile . $i . ".osm")) {
$i++;
}
$uploadfile .= $i . ".osm";
// try uploading file
if (move_uploaded_file($_FILES['osmfile']['tmp_name'], $uploadfile)) {
if (!@simplexml_load_file($uploadfile)) {
return_error("invalid_xml_file", "full");
unlink($uploadfile);
die;
}
} else {
return_error("upload_error", "full");
print_r($_FILES);
log_error("File upload error:" . print_r($_FILES["osmfile"]["error"]));
die;
}
$this->filexml = $uploadfile;
$this->custom = true;
$this->custom_id = $get_id . "_" . $i;
} else {
// build file name
$file_name = "osmdata/data" . $this->id . ".osm";
// check if data needs to be refreshed
$refresh = true;
// default value
// relation was already loaded
if (file_exists($file_name)) {
// check age of data
$this->filemtime = filemtime($file_name);
// data is younger than 7 days
if ($this->filemtime > time() - 7 * 24 * 60 * 60) {
$refresh = false;
}
}
// forced refresh
if (isset($_GET["rf"]) && $_GET["rf"] == "1") {
$refresh = true;
}
if (isset($_GET["maxspeed"]) && $_GET["maxspeed"] > 0) {
$this->vmz = $_GET["maxspeed"];
}
// get data from overpass-api when needed
if ($refresh) {
// build link to overpass api
$overpass_query = "[out:xml];(relation(" . $get_id . ");rel(br););out;(relation(" . $get_id . ");>>;);out;";
if (Overpass::sendRequest($overpass_query)) {
$this->refresh_success = true;
file_put_contents($file_name, Overpass::$result);
$this->filemtime = time();
} else {
$this->refresh_success = false;
}
}
$this->filexml = $file_name;
}
}