/**
* Run the update
*
* @return boolean
* @access public
* @since 6/12/08
*/
function runUpdate()
{
set_time_limit(600);
$hierarchyMgr = Services::getService("HierarchyManager");
$idMgr = Services::getService("IdManager");
$hierarchyId = $idMgr->getId("edu.middlebury.authorization.hierarchy");
$hierarchy = $hierarchyMgr->getHierarchy($hierarchyId);
$view = $idMgr->getId("edu.middlebury.authorization.view");
$authZ = Services::getService("AuthZ");
$query = new SelectQuery();
$query->addColumn('az2_explicit_az.id', 'explicit_az_id');
$query->addTable('az2_explicit_az');
$query->addTable('az2_j_node_node', INNER_JOIN, 'az2_j_node_node.fk_child = az2_explicit_az.fk_qualifier');
$query->addTable('az2_implicit_az', LEFT_JOIN, '(az2_implicit_az.fk_explicit_az = az2_explicit_az.id AND az2_j_node_node.fk_parent = az2_implicit_az.fk_qualifier)');
$query->addWhereEqual('az2_explicit_az.fk_function', 'edu.middlebury.authorization.view');
$query->addWhereNull('az2_implicit_az.fk_explicit_az');
$dbc = Services::getService('DatabaseManager');
$result = $dbc->query($query, IMPORTER_CONNECTION);
$status = new StatusStars(str_replace('%1', $result->getNumberOfRows(), _("Rebuilding cascading-up implicit 'view' AZs on %1 nodes.")));
$status->initializeStatistics($result->getNumberOfRows());
$azCache = $authZ->getAuthorizationCache();
while ($result->hasNext()) {
$row = $result->next();
$azCache->createImplicitAZsUpForAZ($azCache->getExplicitAZById($row['explicit_az_id']));
$status->updateStatistics();
}
return true;
}
/**
* Execute
*
* @return void
* @access public
* @since 3/26/08
*/
public function execute()
{
if (!$this->isAuthorizedToExecute()) {
throw new PermissionDeniedException('This command can only be run by admins or from the command-line.');
}
header("Content-Type: text/plain");
if (RequestContext::value('help') || RequestContext::value('h') || RequestContext::value('?')) {
throw new HelpRequestedException($this->usage);
}
$outDir = RequestContext::value('d');
if (empty($outDir)) {
throw new InvalidArgumentException("An output directory must be specified.\n\n" . $this->usage);
}
if (!is_dir($outDir) || !is_writable($outDir)) {
throw new InvalidArgumentException("The output directory doesn't exist or is not writeable.\n\n" . $this->usage);
}
foreach (SlotAbstract::getLocationCategories() as $category) {
$baseUrl = SiteDispatcher::getBaseUrlForLocationCategory($category);
if (!preg_match('/^https?:\\/\\/.+/', $baseUrl)) {
throw new ConfigurationErrorException('Please set a base URL for the \'' . $category . '\' category with SiteDispatcher::setBaseUrlForLocationCategory($category, $url); in config/slots.conf.php');
}
}
while (ob_get_level()) {
ob_end_flush();
}
flush();
/*********************************************************
* Check for a running export
*********************************************************/
$dbc = Services::getService('DatabaseManager');
$query = new SelectQuery();
$query->addColumn('slot');
$query->addColumn('pid');
$query->addTable('site_export_queue');
$query->addWhereNotEqual('pid', 0);
$result = $dbc->query($query);
// If we are exporting, check the status of the export process
if ($result->hasMoreRows()) {
// Don't start a new export if one is running.
if ($this->isRunning($result->field('pid'))) {
print "An export is already running\n";
exit;
} else {
$query = new UpdateQuery();
$query->setTable('site_export_queue');
$query->addValue('status', 'DIED');
$query->addRawValue('pid', 'NULL');
$query->addValue('info', 'Process ' . $result->field('pid') . ' has died.');
$query->addWhereEqual('slot', $result->field('slot'));
$query->addWhereEqual('pid', $result->field('pid'));
$dbc->query($query);
}
}
/*********************************************************
* If there aren't any other exports happening, run our export
*********************************************************/
// Find the next slot to update
$query = new SelectQuery();
$query->addColumn('slot');
$query->addTable('site_export_queue', NO_JOIN, '', 'q');
$query->addTable('segue_slot', INNER_JOIN, 'q.slot = s.shortname', 's');
$query->addWhereNull('pid');
$query->addWhereNull('status');
$query->addWhereNull('alias_target');
$query->addWhereNotEqual('site_id', '');
$query->addOrderBy('priority', DESCENDING);
$query->addOrderBy('slot', ASCENDING);
$result = $dbc->query($query);
// Exit if there is nothing to do.
if (!$result->hasMoreRows()) {
print "The queue is empty\n";
exit;
}
$slot = $result->field('slot');
$slotMgr = SlotManager::instance();
$slotObj = $slotMgr->getSlotByShortname($slot);
$baseUrl = SiteDispatcher::getBaseUrlForLocationCategory($slotObj->getLocationCategory());
// Mark that we are running
$query = new UpdateQuery();
$query->setTable('site_export_queue');
$query->addValue('pid', strval(getmypid()));
$query->addWhereEqual('slot', $slot);
$dbc->query($query);
// Run the export
$start = microtime(true);
try {
$exportDirname = $slot . "-html";
$exportDir = $outDir . "/" . $exportDirname;
$archivePath = $outDir . '/' . $exportDirname . ".zip";
if (file_exists($exportDir)) {
$this->deleteRecursive($exportDir);
}
mkdir($exportDir);
if (file_exists($archivePath)) {
unlink($archivePath);
}
// Set the user to be an admin.
$idMgr = Services::getService("Id");
$authType = new Type("Authentication", "edu.middlebury.harmoni", "Harmoni DB");
$_SESSION['__AuthenticatedAgents']['Authentication::edu.middlebury.harmoni::Harmoni DB'] = $idMgr->getId('17008');
$authZ = Services::getService("AuthZ");
$isAuthorizedCache = $authZ->getIsAuthorizedCache();
$isAuthorizedCache->dirtyUser();
// Close the session. If we don't, a lock on the session file will
// cause the request initiated via wget to hang.
session_write_close();
// Do the export
$urlParts = parse_url($baseUrl);
$urlPrefix = rtrim($urlParts['path'], '/');
$include = array($urlPrefix . '/gui2', $urlPrefix . '/images', $urlPrefix . '/javascript', $urlPrefix . '/polyphony', $urlPrefix . '/repository', $urlPrefix . '/plugin_manager', $urlPrefix . '/rss', $urlPrefix . '/dataport/html/site/' . $slot);
if (defined('WGET_PATH')) {
$wget = WGET_PATH;
} else {
$wget = 'wget';
}
if (defined('WGET_OPTIONS')) {
$wgetOptions = WGET_OPTIONS;
} else {
$wgetOptions = '';
}
$command = $wget . " " . $wgetOptions . " -r --page-requisites --html-extension --convert-links --no-directories -e robots=off " . "--directory-prefix=" . escapeshellarg($exportDir . '/content') . " " . "--include=" . escapeshellarg(implode(',', $include)) . " " . "--header=" . escapeshellarg("Cookie: " . session_name() . "=" . session_id()) . " " . escapeshellarg($baseUrl . '/dataport/html/site/' . $slot);
print "Cookie: " . session_name() . "=" . session_id() . "\n";
// throw new Exception($command);
exec($command, $output, $exitCode);
if ($exitCode) {
throw new Exception('Wget Failed. ' . implode("\n", $output));
}
// Copy the main HTML file to index.html
copy($exportDir . '/content/' . $slot . '.html', $exportDir . '/content/index.html');
// Copy the index.html file up a level to make it easy to find
file_put_contents($exportDir . '/index.html', preg_replace('/(src|href)=([\'"])([^\'"\\/]+)([\'"])/', '$1=$2content/$3$4', file_get_contents($exportDir . '/content/index.html')));
// Zip up the result
$archive = new ZipArchive();
if ($archive->open($archivePath, ZIPARCHIVE::CREATE) !== TRUE) {
throw new Exception("Could not create zip archive.");
}
$this->addDirectoryToZip($archive, $exportDir, $exportDirname);
$archive->close();
// Remove the directory
$this->deleteRecursive($exportDir);
// Mark our success
$query = new UpdateQuery();
$query->setTable('site_export_queue');
$query->addRawValue('pid', 'NULL');
$query->addValue('status', 'SUCCESS');
$query->addValue('running_time', strval(round(microtime(true) - $start, 2)));
$query->addWhereEqual('slot', $slot);
$dbc->query($query);
} catch (Exception $e) {
$this->deleteRecursive($exportDir);
if (file_exists($archivePath)) {
unlink($archivePath);
}
// Mark our failure
$query = new UpdateQuery();
$query->setTable('site_export_queue');
$query->addRawValue('pid', 'NULL');
$query->addValue('status', 'EXCEPTION');
$query->addValue('info', $e->getMessage());
$query->addValue('running_time', strval(round(microtime(true) - $start, 2)));
$query->addWhereEqual('slot', $slot);
$dbc->query($query);
throw $e;
}
exit;
}