/**
* Wrapper to provide a single interface for making an HTTP request.
*
* Attempts to use cURL, fopen(), or fsockopen(), whichever is available
* first.
*
* @param string $url URL to make request to.
* @param array $postdata (optional) If postdata is provided, the request
* method is POST with the key/value pairs as
* the data.
* @param array $file (optional) Should provide associative array
* with two keys: name and field. Name should
* be the name of the file and field is the name
* of the field to POST.
*/
function dsq_urlopen($url, $postdata = false, $file = false)
{
$response = array('data' => '', 'code' => 0);
if ($file) {
extract($file, EXTR_PREFIX_ALL, 'file');
}
if (empty($file_name) || empty($file_field)) {
$file_name = false;
$file_field = false;
}
//
// Try curl, fsockopen, fopen + stream (PHP5 only), exec wget
if (function_exists('curl_init')) {
if (!function_exists('curl_setopt_array')) {
function curl_setopt_array(&$ch, $curl_options)
{
foreach ($curl_options as $option => $value) {
if (!curl_setopt($ch, $option, $value)) {
return false;
}
}
return true;
}
}
_dsq_curl_urlopen($url, $postdata, $response, $file_name, $file_field);
} else {
if (ini_get('allow_url_fopen') && function_exists('stream_get_contents')) {
_dsq_fopen_urlopen($url, $postdata, $response, $file_name, $file_field);
} else {
// TODO: Find the failure condition for fsockopen() (sockets?)
_dsq_fsockopen_urlopen($url, $postdata, $response, $file_name, $file_field);
}
}
// returns array with keys data and code (from headers)
return $response;
}
/**
* Wrapper to provide a single interface for making an HTTP request.
*
* Attempts to use cURL, fopen(), or fsockopen(), whichever is available
* first.
*
* @param string $url URL to make request to.
* @param array $postdata (optional) If postdata is provided, the request
* method is POST with the key/value pairs as
* the data.
* @param array $file (optional) Should provide associative array
* with two keys: name and field. Name should
* be the name of the file and field is the name
* of the field to POST.
*/
function dsq_urlopen($url, $postdata = false, $file = false)
{
$response = array('data' => '', 'code' => 0);
if ($file) {
extract($file, EXTR_PREFIX_ALL, 'file');
}
if (empty($file_name) || empty($file_field)) {
$file_name = false;
$file_field = false;
}
//
// Try curl, fsockopen, fopen + stream (PHP5 only), exec wget
// Don't use cURL on IIS servers because it doesn't explicitly specify a CA bundle by default
if (function_exists('curl_init') && strpos($_SERVER['SERVER_SOFTWARE'], 'IIS') == false) {
if (!function_exists('curl_setopt_array')) {
function curl_setopt_array(&$ch, $curl_options)
{
foreach ($curl_options as $option => $value) {
if (!curl_setopt($ch, $option, $value)) {
return false;
}
}
return true;
}
}
_dsq_curl_urlopen($url, $postdata, $response, $file_name, $file_field);
} else {
if (ini_get('allow_url_fopen') && function_exists('stream_get_contents')) {
_dsq_fopen_urlopen($url, $postdata, $response, $file_name, $file_field);
} else {
// TODO: Find the failure condition for fsockopen() (sockets?)
_dsq_fsockopen_urlopen($url, $postdata, $response, $file_name, $file_field);
}
}
// returns array with keys data and code (from headers)
return $response;
}
