echo "<H2><LI>Getting the response body ...</LI</H2>\n";
for (;;) {
$error = $http->ReadReplyBody($body, 1000);
if ($error != "" || strlen($body) == 0) {
break;
}
}
flush();
}
}
$http->Close();
}
if (strlen($error) == 0) {
echo "<H2><LI>Test saving and restoring cookies...</LI</H2>\n";
flush();
$http->SaveCookies($site_cookies);
if (strlen($error = $http->RestoreCookies($site_cookies, 1)) == 0) {
$http->SaveCookies($saved_cookies);
if (strcmp(serialize($saved_cookies), serialize($site_cookies))) {
echo "<H2>FAILED: the saved cookies do not match the restored cookies.</H2>\n";
} else {
echo "<H2>OK: the saved cookies match the restored cookies.</H2>\n";
}
}
}
if (strlen($error)) {
echo "<CENTER><H2>Error: ", $error, "</H2><CENTER>\n";
}
?>
</UL>
<HR>
function UpdateStep2()
{
global $clang, $scriptname, $homedir, $buildnumber, $updatebuild, $debug, $rootdir;
// Request the list with changed files from the server
require_once($homedir."/classes/http/http.php");
$updatekey=getGlobalSetting('updatekey');
echo '<div class="header ui-widget-header">'.sprintf($clang->gT('ComfortUpdate step %s'),'2').'</div><div class="updater-background"><br />';
$http=new http_class;
/* Connection timeout */
$http->timeout=0;
/* Data transfer timeout */
$http->data_timeout=0;
$http->user_agent="Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)";
$http->GetRequestArguments("http://update.limesurvey.org/updates/update/$buildnumber/$updatebuild/$updatekey",$arguments);
$updateinfo=false;
$error=$http->Open($arguments);
$error=$http->SendRequest($arguments);
if($error=="") {
$body=''; $full_body='';
for(;;){
$error = $http->ReadReplyBody($body,10000);
if($error != "" || strlen($body)==0) break;
$full_body .= $body;
}
$updateinfo=json_decode($full_body,true);
$http->SaveCookies($site_cookies);
}
else
{
print( $error );
}
if (isset($updateinfo['error']))
{
echo $clang->gT('On requesting the update information from limesurvey.org there has been an error:').'<br />';
if ($updateinfo['error']==1)
{
setGlobalSetting('updatekey','');
echo $clang->gT('Your update key is invalid and was removed. ').'<br />';
}
else
echo $clang->gT('On requesting the update information from limesurvey.org there has been an error:').'<br />';
}
// okay, updateinfo now contains all necessary updateinformation
// Now check if the existing files have the mentioned checksum
$existingfiles=array();
$modifiedfiles=array();
$readonlyfiles=array();
if (!isset($updateinfo['files']))
{
echo "<div class='messagebox ui-corner-all'>
<div class='warningheader'>".$clang->gT('Update server busy')."</div>
<p>".$clang->gT('The update server is currently busy. This usually happens when the update files for a new version are being prepared.')."<br /><br />
".$clang->gT('Please be patient and try again in about 10 minutes.')."</p></div>
<p><button onclick=\"window.open('$scriptname?action=globalsettings', '_top')\">".sprintf($clang->gT('Back to global settings'),'4')."</button></p>";
}
else
{
foreach ($updateinfo['files'] as $afile)
{
if ($afile['type']=='A' && !file_exists($rootdir.$afile['file']))
{
$searchpath=$rootdir.$afile['file'];
$is_writable=is_writable(dirname($searchpath));
while (!$is_writable && strlen($searchpath)>strlen($rootdir))
{
$searchpath=dirname($searchpath);
if (file_exists($searchpath))
{
$is_writable=is_writable($searchpath);
break;
}
}
if (!$is_writable)
{
$readonlyfiles[]=$searchpath;
}
}
elseif (file_exists($rootdir.$afile['file']) && !is_writable($rootdir.$afile['file'])) {
$readonlyfiles[]=$rootdir.$afile['file'];
}
if ($afile['type']=='A' && file_exists($rootdir.$afile['file']))
{
//A new file, check if this already exists
$existingfiles[]=$afile;
}
elseif (($afile['type']=='D' || $afile['type']=='M') && is_file($rootdir.$afile['file']) && sha1_file($rootdir.$afile['file'])!=$afile['checksum']) // A deleted or modified file - check if it is unmodified
{
$modifiedfiles[]=$afile;
}
}
echo '<h3>'.$clang->gT('Checking existing LimeSurvey files...').'</h3>';
if (count($readonlyfiles)>0)
{
echo '<span class="warningtitle">'.$clang->gT('Warning: The following files/directories need to be updated but their permissions are set to read-only.').'<br />';
echo $clang->gT('You must set according write permissions on these filese before you can proceed. If you are unsure what to do please contact your system administrator for advice.').'<br />';
echo '</span><ul>';
$readonlyfiles=array_unique($readonlyfiles);
sort($readonlyfiles);
foreach ($readonlyfiles as $readonlyfile)
{
echo '<li>'.htmlspecialchars($readonlyfile).'</li>';
}
echo '</ul>';
}
if (count($existingfiles)>0)
{
echo $clang->gT('The following files would be added by the update but already exist. This is very unusual and may be co-incidental.').'<br />';
echo $clang->gT('We recommend that these files should be replaced by the update procedure.').'<br />';
echo '<ul>';
sort($existingfiles);
foreach ($existingfiles as $existingfile)
{
echo '<li>'.htmlspecialchars($existingfile['file']).'</li>';
}
echo '</ul>';
}
if (count($modifiedfiles)>0)
{
echo $clang->gT('The following files will be modified or deleted but were already modified by someone else.').'<br />';
echo $clang->gT('We recommend that these files should be replaced by the update procedure.').'<br />';
echo '<ul>';
sort($modifiedfiles);
foreach ($modifiedfiles as $modifiedfile)
{
echo '<li>'.htmlspecialchars($modifiedfile['file']).'</li>';
}
echo '</ul>';
}
if (count($readonlyfiles)>0)
{
echo '<br />'.$clang->gT('When checking your file permissions we found one or more problems. Please check for any error messages above and fix these before you can proceed.');
echo "<p><button onclick=\"window.open('$scriptname?action=update&subaction=step2', '_top')\"";
echo ">".$clang->gT('Check again')."</button></p>";
}
else
{
echo $clang->gT('Please check any problems above and then proceed to the next step.').'<br />';
echo "<p><button onclick=\"window.open('$scriptname?action=update&subaction=step3', '_top')\" ";
echo ">".sprintf($clang->gT('Proceed to step %s'),'3')."</button></p>";
}
}
$_SESSION['updateinfo']=$updateinfo;
$_SESSION['updatesession']=$site_cookies;
}
private function _readChangelog(http_class $http)
{
$szLines = '';
$szResponse = '';
for (;;) {
$httperror = $http->ReadReplyBody($szLines, 10000);
if ($httperror != "" || strlen($szLines) == 0) {
$changelog = json_decode($szResponse, true);
$http->SaveCookies($cookies);
return array($httperror, $changelog, $cookies);
}
$szResponse .= $szLines;
}
}
