<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');

class Welcome extends CI_Controller {

    /**
     * Index Page for this controller.
     *
     * Maps to the following URL
     *      http://example.com/index.php/welcome
     *  - or -
     *      http://example.com/index.php/welcome/index
     *  - or -
     * Since this controller is set as the default controller in
     * config/routes.php, it's displayed at http://example.com/
     *
     * So any other public methods not prefixed with an underscore will
     * map to /index.php/welcome/<method_name>
     * @see http://codeigniter.com/user_guide/general/urls.html
     */
    public function index()
    {

    }

public function send_post( $url, $data ,$cookies='',$extraHeaders = '') //sends data array(param=>val,...) to the page $url in post method and returns the reply string
{
    $post    = http_build_query( $data );
    $header =  "Accept-language: en\r\n".
                "Content-Type: application/x-www-form-urlencoded\r\n" .
                "Content-Length: " . strlen( $post ) .
                "\r\nUser-agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)\r\n";

    if($extraHeaders) {
        foreach($extraHeaders as  $headerN  => $val) {
            $header = $header.$headerN.': '.$val."\r\n";
        }

    }
    if($cookies) {
        $cookieArr = array();
        foreach($cookies as  $cookie  => $value) {
            array_push($cookieArr,$cookie.'='.$value);
        }
        $cookieStr = "Cookie: ".implode('; ',$cookieArr)."\r\n";
        $header = $header.$cookieStr;
    }
    $context = stream_context_create( array(
         "http" => array(
             "method" => "POST",
            "header" => $header,
            "content" => $post
        )
    ) );
    $page    = file_get_contents( $url, false, $context );
    return $page;
}
    public function getBusesTo($to="Kottayam",$startTime = "00:00",$endTime = "11:30") {
        $this->load->helper('simple_html_dom_helper');
        $url = "http://www.vyttilamobilityhub.com/bus-timing";
        $from = "Vytilla";
        $placeId = 158;

        $html =  $this->send_post($url,array('starttime'=>$startTime,'endtime'=>$endTime,'placeid'=>$placeId));
        //echo '<textarea>'.$html.'</textarea>';
        $html = str_get_html($html);
        $tds = $html->getElementsByTagName('td');
        foreach($tds as $td) {

            echo $td->nodeValue;
            echo "<br />";
        }

        //echo "<code>";
        //print_r($table);

    }
}

/* End of file welcome.php */
/* Location: ./application/controllers/welcome.php */