Código para obtener la disponibilidad de la $estacion de ecobici

gistfile1.php

<?
function getDisponibilidad($estacion) {
        $ch = curl_init("https://www.ecobici.df.gob.mx/CallWebService/StationBussinesStatus.php"); // Ecobici's endpoint. Returns an HTML.
        curl_setopt($ch, CURLOPT_POST, true);
        $data = array('idStation' => $estacion); // idStation set 
        // CURL's options... 
        curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_AUTOREFERER, true);
        curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
        
        $s = curl_exec($ch); // gets the HTML for us to parse
  	
  	$r = str_replace("\r\n", "",  $s); //flatten 
      
        $pattern = "/\b[0-9]+\b/";
        preg_match_all($pattern, $r, $matches); // magic!
        
        return $matches[0]; // array(1 => (bikes available), 2 => (locks available) )
  }
  ?>