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autoupdate revisited

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This commit is contained in:
Ian 2013-04-27 10:37:11 +02:00
parent 775ea264f7
commit 3e0f5cc38e
2 changed files with 218 additions and 79 deletions
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2
serendipity_event_autoupdate/ChangeLog
View file

@ -1,3 +1,5 @@
0.5
* View and follow upgrade process
0.4
* Fixed checksums var
* Enhanced cleanTemplatesC()

295
serendipity_event_autoupdate/serendipity_event_autoupdate.php
View file

@ -21,8 +21,8 @@ class serendipity_event_autoupdate extends serendipity_event {
$propbag->add('name', PLUGIN_EVENT_AUTOUPDATE_NAME);
$propbag->add('description', PLUGIN_EVENT_AUTOUPDATE_DESC);
$propbag->add('stackable', false);
$propbag->add('author', 'onli');
$propbag->add('version', '0.4');
$propbag->add('author', 'onli, Ian');
$propbag->add('version', '0.5');
$propbag->add('requirements', array(
'serendipity' => '0.8',
'php' => '5.1'
@ -30,7 +30,7 @@ class serendipity_event_autoupdate extends serendipity_event {
$propbag->add('event_hooks', array('plugin_dashboard_updater' => true,
'backend_sidebar_entries_event_display_update' => true));
$propbag->add('groups', array('BACKEND_FEATURES'));
$this->dependencies = array('serendipity_event_dashboard' => 'keep');
$this->dependencies = array('serendipity_event_dashboard' => 'keep');
}
function generate_content(&$title) {
@ -42,6 +42,45 @@ class serendipity_event_autoupdate extends serendipity_event {
}*/
/**
* flush progress or error messages
*/
function show_message($message='', $pname='', $next='') {
if(!empty($pname)) {
// Total processes
$total = 3;
// fake processing loop
for($i=1; $i<=$total; $i++){
// Calculate the percentation
$percent = intval($i/$total * 100)."%";
// Javascript for updating the progress bar and information
echo '
<script language="javascript">
document.getElementById("progress").innerHTML="<div style=\"width:'.$percent.';background-color:#ddd;\">&nbsp;</div>";
document.getElementById("information").innerHTML="'.$percent.' processed.";
</script>';
// Send output to browser immediately
flush();
// Sleep one second so we can see the delay
sleep(1);
}
$wait = strstr($pname, 'Function') ? ' Please wait ... Processing: '.$next.' ...' : ''; // no tags allowed here
// Tell user that the process is completed
echo '<script language="javascript">document.getElementById("information").innerHTML="'.$pname.' completed!'.$wait.'"</script>';
}
echo "$message\n";
$levels = ob_get_level();
for ($i=0; $i<$levels; $i++) {
ob_end_flush();
}
flush();
}
function event_hook($event, &$bag, &$eventData, $addData = null) {
global $serendipity;
@ -62,9 +101,8 @@ class serendipity_event_autoupdate extends serendipity_event {
if (! (serendipity_checkPermission('siteConfiguration') || serendipity_checkPermission('blogConfiguration'))) {
return;
}
$nv = $_REQUEST['serendipity']['newVersion'];
ini_set('max_execution_time', 180);
#ini_set('memory_limit', '-1'); // extending memory_limit may be prevented by suhosin extension.
@ini_set('max_execution_time', 210); // 180 + (21+9 gui happenings)
#@ini_set('memory_limit', '-1'); // extending memory_limit may be prevented by suhosin extension.
/*
As long scripts are not running within safe_mode they are free to change the memory_limit to whatever value they want.
Suhosin changes this fact and disallows setting the memory_limit to a value greater than the one the script started with,
@ -73,51 +111,113 @@ class serendipity_event_autoupdate extends serendipity_event {
of 16M but image processing scripts may raise it to 20M.
Edit /etc/php5/conf.d/suhosin.ini and add e.g. suhosin.memory_limit = 512M ...
*/
echo '<script type="text/javascript">console.log("Max execution time set to 180 seconds");</script>'."\n";
$logmsg = '';
$self_info = sprintf(USER_SELF_INFO, htmlspecialchars($serendipity['serendipityUser']), $serendipity['permissionLevels'][$serendipity['serendipityUserlevel']]);
$lang_char = LANG_CHARSET;
$ad_suite = SERENDIPITY_ADMIN_SUITE;
$css_upd = file_get_contents(dirname(__FILE__) . '/upgrade2.min.css');
$nv = htmlspecialchars($_REQUEST['serendipity']['newVersion']); // reduce to POST only?
$logmsg = '';
echo <<<EOS
<!DOCTYPE html>
<html>
<head>
<base target="_self"/>
<title>Startpage - {$ad_suite}</title>
<meta http-equiv="Content-Type" content="text/html; charset={$lang_char}">
<style type="text/css">
{$css_upd}
</style>
</head>
<body id="serendipity_admin_page">
<header id="top">
<div class="clearfix">
<div id="banner">
<h1>{$ad_suite}</h1>
<span class="block_level">{$self_info}</span>
</div>
<nav id="user_menu">
<h2 class="visuallyhidden">User menu</h2>
<ul>
<li><a class="icon_link" href="serendipity_admin.php" title="Startpage"><span class="icon-home"></span><span class="visuallyhidden"> Startpage</span></a></li>
</ul>
</nav>
</div>
</header>
<div id="main" class="clearfix">
<div id="serendipity_updater" class="clearfix">
<header>
<h2>Serendipity Auto-Upgrade Processor</h2>
<!-- Progress bar holder -->
<div id="progress" style="width:500px;border:1px solid #ccc;"></div>
<!-- Progress information -->
<div id="information" style="width"></div>
<div id="loader"><span></span><span></span><span></span></div>
</header>
<article>
EOS;
$this->show_message('<p class="msg_notice"><span class="icon-attention-circle"></span>Download, verify, check, unzip, copy, remove temporary stuff for Serendipity Update: ' . $_REQUEST['serendipity']['newVersion'] . ' may take a little while...<br>Please don\'t get nervous and do not close this page while in progress!</p><hr>');
$this->show_message('<p class="msg_notice"><span class="icon-attention"></span>PHP max execution time set to 210 seconds</p>');
$start = microtime(true);
$update = $this->fetchUpdate($nv);
if(false === ($update = $this->fetchUpdate($nv))) {
$this->close_page(true);
}
usleep(1);
$time = microtime(true) - $start;
$logmsg .= sprintf("In %0.4d seconds run fcn fetchUpdate()\n", $time); // print in readable format 1.2345
$logmsg .= $lmsg = sprintf("In %0.4d seconds run fcn fetchUpdate()...\n", $time); // print in readable format 1.2345
$this->show_message('<p class="msg_run"><span class="icon-clock"></span><em>'.$lmsg.'</em></p>', 'Function fetch update', 'verify the update pack');
if (! empty($update)) {
$start = microtime(true);
if ($this->verifyUpdate($update, $nv)) {
usleep(1);
$time = microtime(true) - $start;
$logmsg .= sprintf("In %0.4d seconds run fcn verifyUpdate()\n", $time);
$logmsg .= $lmsg = sprintf("In %0.4d seconds run fcn verifyUpdate()...\n", $time); // print in readable format 1.2345
$this->show_message('<p class="msg_run"><span class="icon-clock"></span><em>'.$lmsg.'</em></p>', 'Function verify update', 'checking write permissions');
$start = microtime(true);
if ($this->checkWritePermissions($update)) {
usleep(1);
$time = microtime(true) - $start;
$logmsg .= sprintf("In %0.4d seconds run fcn checkWritePermissions()\n", $time);
$logmsg .= $lmsg = sprintf("In %0.4d seconds run fcn checkWritePermissions()...\n", $time); // print in readable format 1.2345
$this->show_message('<p class="msg_run"><span class="icon-clock"></span><em>'.$lmsg.'</em></p>', 'Function check write permissions', 'unpacking the update');
$start = microtime(true);
$unpacked = $this->unpackUpdate($nv);
usleep(1);
$time = microtime(true) - $start;
$logmsg .= sprintf("In %0.4d seconds run fcn unpackUpdate()\n", $time);
$logmsg .= $lmsg = sprintf("In %0.4d seconds run fcn unpackUpdate()...\n", $time); // print in readable format 1.2345
$this->show_message('<p class="msg_run"><span class="icon-clock"></span><em>'.$lmsg.'</em></p>', 'Function unpack update', 'checking integrity');
if ($unpacked) {
$start = microtime(true);
if ($this->checkIntegrity($nv)) {
usleep(1);
$time = microtime(true) - $start;
$logmsg .= sprintf("In %0.4d seconds run fcn checkIntegrity()\n", $time);
$logmsg .= $lmsg = sprintf("In %0.4d seconds run fcn checkIntegrity()...\n", $time); // print in readable format 1.2345
$this->show_message('<p class="msg_run"><span class="icon-clock"></span><em>'.$lmsg.'</em></p>', 'Function check integrity', 'finally copy update');
$start = microtime(true);
$copied = $this->copyUpdate($nv);
usleep(1);
$time = microtime(true) - $start;
$logmsg .= sprintf("In %0.4d seconds run fcn copyUpdate()\n", $time);
$logmsg .= $lmsg = sprintf("In %0.4d seconds run fcn copyUpdate()...\n", $time); // print in readable format 1.2345
$this->show_message('<p class="msg_run"><span class="icon-clock"></span><em>'.$lmsg.'</em></p>', 'Function copy update', 'cleaning up temporary directory');
if ($copied) {
$start = microtime(true);
if (true === $this->cleanTemplatesC($nv) ) {
echo '<script type="text/javascript">console.log("Cleanup download temp done!");</script>'."\n";
if (true === $this->cleanTemplatesC($nv, true) ) {
$this->show_message('<p class="msg_success"><span class="icon-ok-circle"></span>Cleanup download temp done!</p>');
}
usleep(1);
$time = microtime(true) - $start;
$logmsg .= sprintf("In %0.4d seconds run fcn cleanTemplatesC()\n", $time);
$this->doUpdate($logmsg);
$logmsg .= $lmsg = sprintf("In %0.4d seconds run fcn cleanTemplatesC()...\n", $time); // print in readable format 1.2345
$this->show_message('<p class="msg_run"><span class="icon-clock"></span><em>'.$lmsg.'</em></p>', 'Function cleanup templates_c', 'finish processing unit');
sleep(2);
echo '<script language="javascript">var el = document.getElementById("loader"); el.style.display = "none";</script>';
sleep(2);
$this->show_message('<p class="msg_notice"><span class="icon-attention-circle"></span><a href="'.$serendipity['serendipityHTTPPath'].'">click to start Serendipity Installer here</a>!</p>');
sleep(1);
$this->doUpdate();//$logmsg
} else {
echo '<p class="serendipityAdminMsgError">Copying the files for the update failed</p>';
$this->show_message('<p class="msg_error"><span class="icon-cancel-circle"></span>Copying the files for the update failed</p>');
}
} else {
$this->showChecksumErrors($nv);
@ -127,7 +227,11 @@ class serendipity_event_autoupdate extends serendipity_event {
</form>';
}
} else {
echo '<p class="serendipityAdminMsgError">Unpacking the update failed</p>';
$this->show_message('<p class="msg_error"><span class="icon-cancel-circle"></span>Unpacking the update failed</p>');
if (true === $this->cleanTemplatesC($nv, false) ) {
$this->show_message('<p class="msg_success"><span class="icon-ok-circle"></span>Cleaning up the failed unpack directory!</p>');
}
$this->show_message('<p class="msg_notice"><span class="icon-attention-circle"></span>Please reload this page by F5 to have another try upgrading your Blog successfully!</p>');
}
} else {
@ -139,7 +243,8 @@ class serendipity_event_autoupdate extends serendipity_event {
}
}
}
$this->close_page(true);
return true;
break;
@ -154,33 +259,35 @@ class serendipity_event_autoupdate extends serendipity_event {
/**
* fetch the zip file from server
* @param string version
* @return string updatepath
* @return mixed updatepath/bool
*/
function fetchUpdate($version) {
global $serendipity;
$url = (string)"http://prdownloads.sourceforge.net/php-blog/serendipity-$version.zip?download";
$update = (string)$serendipity ['serendipityPath'] . 'templates_c/' . "serendipity-$version.zip";
// do we already have it?
$done = !file_exists($update) ? @copy($url, $update ) : true;
if (! $done) {
//try it again with curl if copy was forbidden
if (function_exists('curl_init')) {
$out = @fopen($file, 'wb');
$ch = @curl_init();
@curl_setopt($ch, CURLOPT_FILE, $out);
@curl_setopt($ch, CURLOPT_HEADER, 0);
@curl_setopt($ch, CURLOPT_URL, $update);
$success = @curl_exec($ch);
if ( !$success ) {
echo '<p class="serendipityAdminMsgError">Downloading update failed</p>';
return;
$this->show_message('<p class="msg_error"><span class="icon-cancel-circle"></span>Downloading update failed</p>');
return false;
}
}
}
echo '<script type="text/javascript">console.log("Fetch download to templates_c done");</script>'."\n";
$this->show_message('<p class="msg_success"><span class="icon-ok-circle"></span>Fetch download to templates_c done</p>');
return $update;
}
@ -191,10 +298,10 @@ class serendipity_event_autoupdate extends serendipity_event {
* @return boolean
*/
function verifyUpdate($update, $version) {
$url = (string)"http://prdownloads.sourceforge.net/php-blog/serendipity-$version.zip?download";
$updatePage = (string)$this->getPage("http://www.s9y.org/12.html");
$url = (string)"http://prdownloads.sourceforge.net/php-blog/serendipity-$version.zip?download";
$updatePage = (string)$this->getPage("http://www.s9y.org/12.html");
$downloadLink = substr($updatePage, strpos($updatePage, $url), 200);
$found = array();
$found = array();
// grep the checksum
preg_match("/\(MD5: (.*)\)/", $downloadLink, $found);
$checksum = $found[1];
@ -202,7 +309,7 @@ class serendipity_event_autoupdate extends serendipity_event {
if ($check == $checksum) {
return true;
} else {
echo '<p class="serendipityAdminMsgError">Error. Could not verify the update.</p>';
$this->show_message('<p class="msg_error"><span class="icon-cancel-circle"></span>Error. Could not verify the update.</p>');
return false;
}
}
@ -234,13 +341,16 @@ class serendipity_event_autoupdate extends serendipity_event {
*/
function unpackUpdate($version) {
global $serendipity;
$update = (string)$serendipity['serendipityPath'] . 'templates_c/' . "serendipity-$version.zip";
$updateDir = (string)$serendipity['serendipityPath'] . 'templates_c/' . "serendipity-$version/";
// do we already have it?
if (is_dir($updateDir) && is_file($updateDir . '/serendipity/README.markdown')) {
if (is_dir($updateDir) && is_file($updateDir . '/serendipity/README.markdown') && is_file($updateDir . '/serendipity/checksums.inc.php')) {
return true;
}
$zip = new ZipArchive;
if ($zip->open($update) === true) {
// 1.get all filenames apart from the root 'serendipity'
$i=1;
@ -253,7 +363,7 @@ class serendipity_event_autoupdate extends serendipity_event {
}
// 2.extraxt all files to temp
$zip->extractTo($updateDir);
echo '<script type="text/javascript">console.log("Extracting the zip in templates_c done");</script>'."\n";
$this->show_message('<p class="msg_success"><span class="icon-ok-circle"></span>Extracting the zip in templates_c done</p>');
$zip->close();
} else {
return false;
@ -268,9 +378,12 @@ class serendipity_event_autoupdate extends serendipity_event {
*/
function copyUpdate($version) {
global $serendipity;
$update = (string)$serendipity['serendipityPath'] . 'templates_c/' . "serendipity-$version.zip";
$updateDir = (string)$serendipity['serendipityPath'] . 'templates_c/' . "serendipity-$version/";
$zip = new ZipArchive;
if ($zip->open($update) === true) {
// 1.get all filenames apart from the root 'serendipity'
$i=1;
@ -295,7 +408,7 @@ class serendipity_event_autoupdate extends serendipity_event {
$success = @copy($updateDir . $file, $target);
}
if ( !$success ) {
echo "Error copying file to $target";
$this->show_message('<p class="msg_error"><span class="icon-cancel-circle"></span>Error copying file to '.$target.'</p>');
return false;
}
}
@ -313,7 +426,9 @@ class serendipity_event_autoupdate extends serendipity_event {
*/
function checkWritePermissions($update) {
global $serendipity;
$zip = new ZipArchive;
if ($zip->open($update) === true) {
$i=0;
$files = array();
@ -341,7 +456,9 @@ class serendipity_event_autoupdate extends serendipity_event {
*/
function showNotWriteable($update) {
global $serendipity;
$zip = new ZipArchive;
if ($zip->open($update) === true) {
$i=0;
$files = array();
@ -361,12 +478,16 @@ class serendipity_event_autoupdate extends serendipity_event {
}
}
}
echo '<p class="serendipityAdminMsgError">Unpacking the update failed, because following files were not writeable:</p>';
ob_start();
echo '<p class="msg_error"><span class="icon-cancel-circle"></span>Unpacking the update failed, because following files were not writeable:</p>';
echo "<ul>";
foreach ($notWriteable as $file) {
echo "<li>$file</li>";
}
echo "</ul>";
$write_error = ob_get_contents();
ob_end_clean();
$this->show_message($write_error);
}
/**
@ -376,10 +497,14 @@ class serendipity_event_autoupdate extends serendipity_event {
*/
function checkIntegrity($version) {
global $serendipity;
$updateDir = (string)$serendipity['serendipityPath'] . 'templates_c/' . "serendipity-$version/";
$checksumFile = (string)$updateDir . "serendipity/checksums.inc.php";
include_once $checksumFile;
$checksums = $serendipity['checksums_' . $version];
foreach ($checksums as $file => $checksum) {
$check = serendipity_FTPChecksum($updateDir . "serendipity/" . $file);
if ($checksum != $check) {
@ -396,59 +521,64 @@ class serendipity_event_autoupdate extends serendipity_event {
*/
function showChecksumErrors($version) {
global $serendipity;
$updateDir = (string)$serendipity['serendipityPath'] . 'templates_c/' . "serendipity-$version/";
$checksumFile = (string)$updateDir . "serendipity/checksums.inc.php";
include_once $checksumFile;
$checksums = $serendipity['checksums_' . $version];
$errors = array();
$errors = array();
foreach ($checksums as $file => $checksum) {
$check = serendipity_FTPChecksum($updateDir . "serendipity/" . $file);
if ($checksum != $check) {
$errors[] = $updateDir . "serendipity/" . $file;
}
}
echo '<p class="serendipityAdminMsgError">Updating failed, because the integrity-test for the following files failed:</p>';
ob_start();
echo '<p class="msg_error"><span class="icon-cancel-circle"></span>Updating failed, because the integrity-test for the following files failed:</p>';
echo "<ul>";
foreach ($errors as $file) {
echo "<li>$file</li>";
}
echo "</ul>";
$integrity_error = ob_get_contents();
ob_end_clean();
$this->show_message($integrity_error);
}
/**
* visit the rootpage to manually start the update process
* close the autoupdate progress page
* @param bool 007 title ;-)
*/
function close_page($terminate = false) {
echo <<<EOS
</article>
</div>
</div>
</body>
</html>
EOS;
if($terminate) die();
}
/**
* visit the rootpage to manually start the update installer process
* @param string update messages
* @return refresh page
*/
function doUpdate($alertprogress) {
function doUpdate() {
global $serendipity;
echo '<script type="text/javascript">console.log("Update done - refresh to serendipityHTTPPath");</script>'."\n";
$msg = "Update successfully done!\n\n$alertprogress\nWe now refresh to serendipityHTTPPath!";
#echo "<script type='text/javascript'>alert('".mysql_real_escape_string($msg)."'); window.location = '".$serendipity['serendipityHTTPPath']."';</script>\n";
// Well, trying to find some small stop/proceed/exit execution... I came up with this.
// And it is working for me.... is it for you?
$msg = "Autoupdate successfully done!\nWe now refresh to Serendipity Installer!\n";
$this->show_message('<p class="msg_success"><span class="icon-ok-circle"></span>Autoupdate successfully done - refresh to Serendipity Installer</p>', 'Autoupdate');
$this->close_page();
// this is working for me.... is it for you?
if(die("<script type='text/javascript'>alert('".mysql_real_escape_string($msg)."'); window.location = '".$serendipity['serendipityHTTPPath']."';</script>\n")) {
return;
} else {
/* This msg popup before refresh e.g. looks like:
Update successfully done!
In 0 seconds run fcn fetchUpdate()
In 0 seconds run fcn verifyUpdate()
In 3 seconds run fcn checkWritePermissions()
In 17 seconds run fcn unpackUpdate()
In 7 seconds run fcn checkIntegrity()
In 28 seconds run fcn copyUpdate()
In 9 seconds run fcn cleanTemplatesC()
- We now refresh to serendipityHTTPPath
*/
/*
ToDo: make this happen in realtime via a JS GUI?
ToDo: optimize copyUpdate time?
*/
if(!headers_sent()) {
if(header('Location: http://' . $_SERVER['HTTP_HOST'] . $serendipity['serendipityHTTPPath'])) exit;
} else {
@ -473,7 +603,7 @@ class serendipity_event_autoupdate extends serendipity_event {
if ($file->isFile()) {
unlink($file->__toString());
} else {
rmdir($file->__toString());
@rmdir($file->__toString());
}
}
}
@ -483,32 +613,39 @@ class serendipity_event_autoupdate extends serendipity_event {
* @param string version
* @return boolean
*/
function cleanTemplatesC($version) {
function cleanTemplatesC($version, $finish) {
global $serendipity;
$zip = (string)$serendipity['serendipityPath'] . 'templates_c/' . "serendipity-$version.zip";
$zipDir = (string)$serendipity['serendipityPath'] . 'templates_c/' . "serendipity-$version";
// leave rm zip untouched here as not causing any errors
#unlink($zip);
#echo '<script type="text/javascript">console.log("Removing the zip file in templates_c done");</script>'."\n";
#unlink($zip);// if(unlink($zip)) { else error note?
#$this->show_message('<p class="msg_success"><span class="icon-ok-circle"></span>Removing the zip file in templates_c done</p>');
// As trying to remove a directory that php is still using, we use open/closedir($handle) to be sure
if( $handle = opendir($zipDir) ) {
$this->empty_dir($zipDir);
echo '<script type="text/javascript">console.log("Removing all files in '.$zipDir.' done");</script>'."\n";
$this->show_message('<p class="msg_success"><span class="icon-ok-circle"></span>Removing all files in '.$zipDir.' done</p>');
closedir($handle);
}
rmdir($zipDir);
echo '<script type="text/javascript">console.log("Removing the empty directory: '.$zipDir.' done");</script>'."\n";
/* We clear all compiles smarty template files in templates_c which only leaves the page we are on: /serendipity/templates/default/admin/index.tpl */
if(method_exists($serendipity['smarty'], 'clearCompiledTemplate')) { // SMARTY 3
if($serendipity['smarty']->clearCompiledTemplate()) {
return true;
}
if(rmdir($zipDir)) {
$this->show_message('<p class="msg_success"><span class="icon-ok-circle"></span>Removing the empty directory: '.$zipDir.' done</p>');
} else {
$this->show_message('<p class="msg_error"><span class="icon-cancel-circle"></span>Removing the empty directory: '.$zipDir.' failed!</p>');
}
if(method_exists($serendipity['smarty'], 'clear_compiled_tpl')) { // SMARTY 2
if($serendipity['smarty']->clear_compiled_tpl()) {
return true;
// We clear all compiles smarty template files in templates_c which only leaves the page we are on: /serendipity/templates/default/admin/index.tpl
if ($finish) {
// We have to reduce this call() = all tpl files, to clear the blogs template only, to not have the following automated recompile, force the servers memory
// to get exhausted, when using serendipity_event_gravatar plugin, which can eat up some MB...
if(method_exists($serendipity['smarty'], 'clearCompiledTemplate')) { // SMARTY 3
if($serendipity['smarty']->clearCompiledTemplate(null, $serendipity['template'])) {
return true;
}
}
if(method_exists($serendipity['smarty'], 'clear_compiled_tpl')) { // SMARTY 2
if($serendipity['smarty']->clear_compiled_tpl(null, $serendipity['template'])) {
return true;
}
}
}
}