/**
* Returns information with latest version from phpmyadmin.net
*
* @return object JSON decoded object with the data
*/
public function getLatestVersion()
{
if (!$GLOBALS['cfg']['VersionCheck']) {
return null;
}
// wait 3s at most for server response, it's enough to get information
// from a working server
$connection_timeout = 3;
$response = '{}';
// Get response text from phpmyadmin.net or from the session
// Update cache every 6 hours
if (isset($_SESSION['cache']['version_check']) && time() < $_SESSION['cache']['version_check']['timestamp'] + 3600 * 6) {
$save = false;
$response = $_SESSION['cache']['version_check']['response'];
} else {
$save = true;
$file = 'https://www.phpmyadmin.net/home_page/version.json';
if (ini_get('allow_url_fopen')) {
$context = array('http' => array('request_fulluri' => true, 'timeout' => $connection_timeout));
$context = PMA_Util::handleContext($context);
if (!defined('TESTSUITE')) {
session_write_close();
}
$response = file_get_contents($file, false, stream_context_create($context));
} else {
if (function_exists('curl_init')) {
$curl_handle = curl_init($file);
if ($curl_handle === false) {
return null;
}
$curl_handle = PMA_Util::configureCurl($curl_handle);
curl_setopt($curl_handle, CURLOPT_HEADER, false);
curl_setopt($curl_handle, CURLOPT_RETURNTRANSFER, true);
curl_setopt($curl_handle, CURLOPT_TIMEOUT, $connection_timeout);
if (!defined('TESTSUITE')) {
session_write_close();
}
$response = curl_exec($curl_handle);
}
}
}
$data = json_decode($response);
if (!is_object($data) || empty($data->version) || empty($data->date) || empty($data->releases)) {
return null;
}
if ($save) {
if (!isset($_SESSION) && !defined('TESTSUITE')) {
ini_set('session.use_only_cookies', 'false');
ini_set('session.use_cookies', 'false');
ini_set('session.use_trans_sid', 'false');
ini_set('session.cache_limiter', 'nocache');
session_start();
}
$_SESSION['cache']['version_check'] = array('response' => $response, 'timestamp' => time());
}
return $data;
}
/**
* Sends report data to the error reporting server
*
* @param Array $report the report info to be sent
*
* @return String the reply of the server
*/
function PMA_sendErrorReport($report)
{
$data_string = json_encode($report);
if (ini_get('allow_url_fopen')) {
$context = array("http" => array('method' => 'POST', 'content' => $data_string, 'header' => "Content-Type: multipart/form-data\r\n"));
$context = PMA_Util::handleContext($context);
$response = file_get_contents(SUBMISSION_URL, false, stream_context_create($context));
return $response;
}
if (!function_exists('curl_init')) {
return null;
}
$curl_handle = curl_init(SUBMISSION_URL);
$curl_handle = PMA_Util::configureCurl($curl_handle);
curl_setopt($curl_handle, CURLOPT_CUSTOMREQUEST, "POST");
curl_setopt($curl_handle, CURLOPT_HTTPHEADER, array('Expect:'));
curl_setopt($curl_handle, CURLOPT_POSTFIELDS, $data_string);
curl_setopt($curl_handle, CURLOPT_RETURNTRANSFER, 1);
$response = curl_exec($curl_handle);
curl_close($curl_handle);
return $response;
}
/**
* Checks if given URL is 200 or 404, optionally returns data
*
* @param string $link the URL to check
* @param boolean $get_body whether to retrieve body of document
*
* @return string|boolean test result or data
*/
public function checkHTTP($link, $get_body = false)
{
if (!function_exists('curl_init')) {
return null;
}
$handle = curl_init($link);
if ($handle === false) {
return null;
}
PMA_Util::configureCurl($handle);
curl_setopt($handle, CURLOPT_FOLLOWLOCATION, 0);
curl_setopt($handle, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($handle, CURLOPT_SSL_VERIFYHOST, 0);
curl_setopt($handle, CURLOPT_SSL_VERIFYPEER, 0);
curl_setopt($handle, CURLOPT_CONNECTTIMEOUT, 5);
curl_setopt($handle, CURLOPT_TIMEOUT, 5);
if (!defined('TESTSUITE')) {
session_write_close();
}
$data = @curl_exec($handle);
if (!defined('TESTSUITE')) {
ini_set('session.use_only_cookies', '0');
ini_set('session.use_cookies', '0');
ini_set('session.use_trans_sid', '0');
ini_set('session.cache_limiter', 'nocache');
session_start();
}
if ($data === false) {
return null;
}
$http_status = curl_getinfo($handle, CURLINFO_HTTP_CODE);
if ($http_status == 200) {
return $get_body ? $data : true;
}
if ($http_status == 404) {
return false;
}
return null;
}
/**
* Checks if given URL is 200 or 404, optionally returns data
*
* @param string $link the URL to check
* @param boolean $get_body whether to retrieve body of document
*
* @return string|boolean test result or data
*/
function checkHTTP($link, $get_body = false)
{
if (!function_exists('curl_init')) {
return null;
}
$ch = curl_init($link);
PMA_Util::configureCurl($ch);
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 0);
curl_setopt($ch, CURLOPT_HEADER, 1);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 5);
curl_setopt($ch, CURLOPT_TIMEOUT, 5);
if (!defined('TESTSUITE')) {
session_write_close();
}
$data = @curl_exec($ch);
if (!defined('TESTSUITE')) {
ini_set('session.use_only_cookies', '0');
ini_set('session.use_cookies', '0');
ini_set('session.use_trans_sid', '0');
ini_set('session.cache_limiter', 'nocache');
session_start();
}
if ($data === false) {
return null;
}
$httpOk = 'HTTP/1.1 200 OK';
$httpNotFound = 'HTTP/1.1 404 Not Found';
if (substr($data, 0, strlen($httpOk)) === $httpOk) {
return $get_body ? mb_substr($data, mb_strpos($data, "\r\n\r\n") + 4) : true;
}
$httpNOK = substr($data, 0, strlen($httpNotFound));
if ($httpNOK === $httpNotFound) {
return false;
}
return null;
}
