<?php

/*
    param2str: Turns named-key parameter array into POST/GET string
*/

function param2str($paramArray)
{
    if( count($paramArray) < 1 ){
        return '';
    }
    $retVal = '';
    $vals = array();

    // Blank string first, now we build like this
    // key=value&key=value&key=value
    foreach($paramArray as $key=>$val)
    {
        $vals []= "$key=$val";
    }

    $retVal = implode('&', $vals);

    return $retVal;
}

/*

    COMMAND LINE JUNK

*/

if($argc < 2){
    die("This command must be run with a service tag as the first argument.\n");
}

if(strlen($argv[1]) != 7){
    die("Service tags must be 7 characters in length.\n");
}

if(preg_match('/[^a-z^A-Z^0-9]/', $argv[1])){
    die("Invalid character detected in service tag. Service tags can only be alphanumerics.\n");
}

$service_tag = $argv[1];


/*

    Original URL is http://www.dell.com/support/troubleshooting/us/en/555/ProductSelector

    Initial search POST hits http://www.dell.com/support/productselector/us/en/555/Select/SetSVCTag

*/

// Service Tag Search POST
// This just sorta sets up our cookie jar with the service tag embedded

$tag_post_url = "http://www.dell.com/support/productselector/us/en/555/Select/SetSVCTag";
$tag_search_referer = "http://www.dell.com/support/productselector/us/en/555/Select/ProductSelectorHome?SelectMode=FullMode";

$search_post_parms = array(
    "ServiceTagCode"    =>  $service_tag
);


// Build cURL request
$curl_tag_search = curl_init($tag_post_url);
$curl_tag_opts = curl_setopt_array( $curl_tag_search,
array(

     CURLOPT_COOKIESESSION   =>      true,
    CURLOPT_USERAGENT               =>      "Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.6; en-US; rv:1.9.2.13) Gecko/20101203 Firefox/3.6.13",
     CURLOPT_COOKIEFILE              =>      "cookies.txt",
     CURLOPT_COOKIEJAR               =>      "cookies.txt",
     CURLOPT_POST                    =>      true,
     CURLOPT_POSTFIELDS              =>      param2str($search_post_parms),
));

$output = curl_exec($curl_tag_search);
curl_close($curl_tag_search);

// Pull drivers page now

$drivers_url = "http://www.dell.com/support/drivers/us/en/555";
//$drivers_referer ="http://www.dell.com/support/troubleshooting/us/en/555/Index";

$curl_drivers = curl_init($drivers_url);
$curl_drivers_opts = curl_setopt_array( $curl_drivers,
array (
     CURLOPT_COOKIESESSION   =>      true,
    CURLOPT_USERAGENT               =>      "Mozilla/5.0 (Macintosh; U; Intel Mac OS X 10.6; en-US; rv:1.9.2.13) Gecko/20101203 Firefox/3.6.13",
     CURLOPT_COOKIEFILE              =>      "cookies.txt",
     CURLOPT_COOKIEJAR               =>      "cookies.txt",
     CURLOPT_RETURNTRANSFER  =>      true,
));

$output = curl_exec($curl_drivers);
curl_close($curl_drivers);

// Now search $output for download URLs and whatnot.



?>