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105 lines
3.8 KiB
PHP
105 lines
3.8 KiB
PHP
<?php
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/**
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* Takes the latitude and longitude and gets nearby places from OSM.
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*
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* Uses WGS84 in the DD.DD format, because I say so.
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*/
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require 'required.php';
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$placebase;
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try {
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$placebase = new medoo([
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'database_type' => PDB_TYPE,
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'database_name' => PDB_NAME,
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'server' => PDB_SERVER,
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'username' => PDB_USER,
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'password' => PDB_PASS,
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'charset' => PDB_CHARSET
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]);
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} catch (Exception $ex) {
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header('HTTP/1.1 500 Internal Server Error');
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sendError('Location database error. Try again later.', true);
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}
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use AnthonyMartin\GeoLocation\GeoLocation as GeoLocation;
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if (is_empty($VARS['lat'])) {
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sendError("Missing required latitude (lat) variable.", true);
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}
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if (is_empty($VARS['long'])) {
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sendError("Missing required longitude (long) variable.", true);
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}
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if (!preg_match('/-?[0-9]{1,3}\.[0-9]{1,}/', $VARS['lat'])) {
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sendError("Latitude (lat) is in the wrong format, or does not have enough precision (DD.DD, at least 2 decimal places.", true);
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}
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if (!preg_match('/-?[0-9]{1,3}\.[0-9]{1,}/', $VARS['long'])) {
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sendError("Longitude (long) is in the wrong format, or does not have enough precision (DD.DD, at least 2 decimal places.", true);
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}
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$lat = number_format((float) $VARS['lat'], 5, '.', '');
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$long = number_format((float) $VARS['long'], 5, '.', '');
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$radius = 5;
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if (!is_empty($VARS['radius']) && is_numeric($VARS['radius'])) {
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$radius = floatval($VARS['radius']);
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}
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$userlocation = GeoLocation::fromDegrees($VARS['lat'], $VARS['long']);
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$searchbounds = $userlocation->boundingCoordinates($radius, 'miles');
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if (is_empty($VARS['names'])) {
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$places = $placebase->select('places', '*', ['AND' => [
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'latitude[>]' => $searchbounds[0]->getLatitudeInDegrees(),
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'latitude[<]' => $searchbounds[1]->getLatitudeInDegrees(),
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'longitude[>]' => $searchbounds[0]->getLongitudeInDegrees(),
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'longitude[<]' => $searchbounds[1]->getLongitudeInDegrees()],
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"LIMIT" => 100
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]);
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} else {
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$places = $placebase->select('places', '*', ['AND' => [
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'latitude[>]' => $searchbounds[0]->getLatitudeInDegrees(),
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'latitude[<]' => $searchbounds[1]->getLatitudeInDegrees(),
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'longitude[>]' => $searchbounds[0]->getLongitudeInDegrees(),
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'longitude[<]' => $searchbounds[1]->getLongitudeInDegrees(),
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'name[!]' => ''],
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"LIMIT" => 100
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]);
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}
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$data['status'] = 'OK';
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$data['places'] = $places;
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header('Content-Type: application/json');
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$geo['name'] = "Places";
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$geo['type'] = 'FeatureCollection';
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$geo['features'] = [];
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foreach ($places as $place) {
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if (!$database->has('locations', ['osmid' => $place['osmid']])) {
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$database->insert('locations', ['osmid' => $place['osmid'], 'teamid' => 0]);
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}
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$gameinfo = $database->select('locations', ['teamid', 'owneruuid'], ['osmid' => $place['osmid']])[0];
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$geo['features'][] = array("type" => "Feature",
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"geometry" => [
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"type" => "Point",
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"coordinates" => [
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floatval($place['longitude']),
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floatval($place['latitude'])
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]
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],
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"properties" => [
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"osm_id" => intval($place['osmid']),
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"name" => ($place['name'] == '' ? null : $place['name']),
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"name:en" => ($place['name'] == '' ? null : $place['name']),
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"amenity" => ($place['amenity'] == '' ? null : $place['amenity']),
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"historic" => ($place['historic'] == '' ? null : $place['historic']),
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"tourism" => ($place['tourism'] == '' ? null : $place['tourism']),
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"gameinfo" => ['teamid' => $gameinfo['teamid'], 'owneruuid' => $gameinfo['owneruuid']]
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]
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);
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}
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echo json_encode($geo); |