| <?php | |
| function getPage($url) | |
| { | |
| $ch = curl_init($url); | |
| curl_setopt( $ch, CURLOPT_RETURNTRANSFER, 1 ); | |
| curl_setopt( $ch, CURLOPT_HEADER, 0 ); | |
| $page = curl_exec($ch); | |
| curl_close($ch); | |
| return $page; | |
| } | |
| // | |
| // http://developers.cloudmade.com/wiki/geocoding-http-api/Documentation | |
| $conn = pg_connect("dbname=bus user=postgres password=snmc"); | |
| if (!$conn) { | |
| echo "An error occured.\n"; | |
| exit; | |
| } | |
| $sql = "Select * from stops where name is null"; | |
| $result_stops = pg_query($conn, $sql); | |
| if (!$result_stops) { | |
| cho("Error in SQL query: " . pg_last_error() ."<br>\n"); | |
| } | |
| while ($stop = pg_fetch_assoc($result_stops)) { | |
| echo "Processing ".$stop['geohash'] . " ... "; | |
| $url = "http://geocoding.cloudmade.com/daa03470bb8740298d4b10e3f03d63e6/geocoding/v2/find.js?around=".($stop['lat']/10000000).",".($stop['lng']/10000000)."&distance=closest&object_type=road"; | |
| $contents = json_decode(getPage($url)); | |
| $name = $contents->features[0]->properties->name; | |
| echo "Saving $name ! <br>" ; | |
| $result_save = pg_query($conn, "UPDATE stops set name = '".pg_escape_string($name)."' where geohash = '{$stop['geohash']}' "); | |
| if (!$result_save) { | |
| echo("Error in SQL query: " . pg_last_error() ."<br>\n"); | |
| } | |
| flush(); | |
| } | |
| ?> | |