Nevermind, I solved changing a little the code.
If someone else is looking for this, here is the working code:
<?php
$url = "**url**/service/v4_1/rest.php";
$username = "admin";
$password = "password";
//function to make cURL request
function call($method, $parameters, $url)
{
ob_start();
$curl_request = curl_init();
curl_setopt($curl_request, CURLOPT_URL, $url);
curl_setopt($curl_request, CURLOPT_POST, 1);
curl_setopt($curl_request, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_0);
curl_setopt($curl_request, CURLOPT_HEADER, 1);
curl_setopt($curl_request, CURLOPT_SSL_VERIFYPEER, 0);
curl_setopt($curl_request, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($curl_request, CURLOPT_FOLLOWLOCATION, 0);
$jsonEncodedData = json_encode($parameters);
$post = array(
"method" => $method,
"input_type" => "JSON",
"response_type" => "JSON",
"rest_data" => $jsonEncodedData
);
curl_setopt($curl_request, CURLOPT_POSTFIELDS, $post);
$result = curl_exec($curl_request);
curl_close($curl_request);
$result = explode("\r\n\r\n", $result, 2);
$response = json_decode($result[1]);
ob_end_flush();
return $response;
}
//login ---------------------------------------------
$login_parameters = array(
"user_auth" => array(
"user_name" => $username,
"password" => md5($password),
"version" => "1"
),
"application_name" => "RestTest",
"name_value_list" => array(),
);
$login_result = call("login", $login_parameters, $url);
/*
echo "<pre>";
print_r($login_result);
echo "</pre>";
*/
//get session id
$session_id = $login_result->id;
//create account -------------------------------------
$set_entry_parameters = array(
//session id
"session" => $session_id,
//The name of the module from which to retrieve records.
"module_name" => "Leads",
//Record attributes
"name_value_list" => array(
array('name'=>'salutation','value'=>'Mr.'),
array('name'=>'first_name','value'=>$_POST['first_name']),
array('name'=>'last_name','value'=>$_POST['last_name']),
array('name'=>'status', 'value'=>'New'),
array('name'=>'phone_work', 'value'=>$_POST['phone_work']),
array('name'=>'email1', 'value'=>$_POST['email1']),
array('name'=>'account_name','value'=>$_POST['account_name']),
array('name'=>'lead_source','value'=>'Web Site'),
array('name'=>'description','value'=>$_POST['description'])
),
);
$set_entry_result = call("set_entry", $set_entry_parameters, $url);
echo "<pre>";
print_r($set_entry_result);
echo "</pre>";
?>