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map-service.php
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map-service.php
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<?php
$ip = $_SERVER['REMOTE_ADDR'];
// List points from database
if ($_GET['action'] == 'listpoints') {
$query = "SELECT * FROM locations WHERE ip='$ip'";
$result = map_query($query);
$points = array();
while ($row = mysql_fetch_array($result, MYSQL_ASSOC)) {
array_push($points, array('name' => $row['name'], 'lat' => $row['lat'], 'lng' => $row['lng']));
}
echo json_encode(array("Locations" => $points));
exit;
}
// Save a point from our form
if ($_POST['action'] == 'savepoint') {
$name = $_POST['name'];
if(preg_match('/[^\w\s]/i', $name)) {
fail('Invalid name provided.');
}
if(empty($name)) {
fail('Please enter a name.');
}
// Query
$query = "INSERT INTO locations SET name='$_POST[name]', lat='$_POST[lat]', lng='$_POST[lng]', ip='$ip'";
$result = map_query($query);
if ($result) {
success(array('lat' => $_POST['lat'], 'lng' => $_POST['lng'], 'name' => $name));
} else {
fail('Failed to add point.');
}
exit;
}
function map_query($query) {
// Connect
mysql_connect('mysql_host', 'mysql_user', 'mysql_password')
OR die(fail('Could not connect to database.'));
mysql_select_db('mysql_database');
return mysql_query($query);
}
function fail($message) {
die(json_encode(array('status' => 'fail', 'message' => $message)));
}
function success($data) {
die(json_encode(array('status' => 'success', 'data' => $data)));
}
?>