/**
* Implements the _prepare abstract method
*
*/
protected function _prepare()
{
// Load parameters (description and comment)
$jpskey = '';
if (!empty($this->_parametersArray)) {
$params = $this->_parametersArray;
if (isset($params['description'])) {
$this->description = $params['description'];
}
if (isset($params['comment'])) {
$this->comment = $params['comment'];
}
if (isset($params['jpskey'])) {
$jpskey = $params['jpskey'];
}
}
// Load configuration
AEPlatform::getInstance()->load_configuration();
// Initialize counters
$registry =& AEFactory::getConfiguration();
$registry->set('volatile.step_counter', 0);
$registry->set('volatile.operation_counter', 0);
if (!empty($jpskey)) {
$registry->set('engine.archiver.jps.key', $jpskey);
}
// Initialize temporary storage
AEUtilTempvars::reset();
// Force load the tag
$kettenrad =& AEFactory::getKettenrad();
$tag = $kettenrad->getTag();
// Push the comment and description in temp vars for use in the installer phase
$registry->set('volatile.core.description', $this->description);
$registry->set('volatile.core.comment', $this->comment);
$this->setState('prepared');
}
/**
* Tries to authenticate the user and start the backup, or send him back to the default task
*/
public function authenticate()
{
// Enforce raw mode - I need to be in full control!
if (!$this->_checkPermissions()) {
parent::redirect();
} else {
$session = JFactory::getSession();
$session->set('litemodeauthorized', 1, 'akeeba');
$this->_setProfile();
JLoader::import('joomla.utilities.date');
AECoreKettenrad::reset(array('maxrun' => 0));
AEUtilTempvars::reset(AKEEBA_BACKUP_ORIGIN);
$kettenrad = AECoreKettenrad::load(AKEEBA_BACKUP_ORIGIN);
$dateNow = new JDate();
/*
$user = JFactory::getUser();
$userTZ = $user->getParam('timezone',0);
$dateNow->setOffset($userTZ);
*/
$description = JText::_('BACKUP_DEFAULT_DESCRIPTION') . ' ' . $dateNow->format(JText::_('DATE_FORMAT_LC2'), true);
$options = array('description' => $description, 'comment' => '');
$kettenrad->setup($options);
$ret = $kettenrad->tick();
AECoreKettenrad::save(AKEEBA_BACKUP_ORIGIN);
JFactory::getApplication()->redirect(JURI::base() . 'index.php?option=com_akeeba&view=light&task=step&key=' . urlencode($this->input->get('key', '', 'none', 2)) . '&profile=' . $this->input->get('profile', 1, 'int') . '&format=raw');
}
}
public function step()
{
// Check permissions
$this->_checkPermissions();
// Set the profile
$this->_setProfile();
$kettenrad =& AECoreKettenrad::load(AKEEBA_BACKUP_ORIGIN);
$array = $kettenrad->tick();
AECoreKettenrad::save(AKEEBA_BACKUP_ORIGIN);
if ($array['Error'] != '') {
@ob_end_clean();
echo '500 ERROR -- ' . $array['Error'];
flush();
JFactory::getApplication()->close();
} elseif ($array['HasRun'] == false) {
// All done
AEFactory::nuke();
AEUtilTempvars::reset();
@ob_end_clean();
echo '200 OK';
flush();
JFactory::getApplication()->close();
} else {
$noredirect = JRequest::getInt('noredirect', 0);
if ($noredirect != 0) {
@ob_end_clean();
echo "301 More work required";
flush();
JFactory::getApplication()->close();
} else {
$this->setRedirect(JURI::base() . 'index.php?option=com_akeeba&view=backup&task=step&key=' . JRequest::getVar('key') . '&profile=' . JRequest::getInt('profile', 1));
}
}
}
/**
* Tries to authenticate the user and start the backup, or send him back to the default task
*/
public function authenticate()
{
// Enforce raw mode - I need to be in full control!
$document =& JFactory::getDocument();
$document->setType('raw');
if (!$this->_checkPermissions()) {
parent::redirect();
} else {
$session =& JFactory::getSession();
$session->set('litemodeauthorized', 1, 'akeeba');
$this->_setProfile();
jimport('joomla.utilities.date');
AECoreKettenrad::reset();
$memory_filename = AEUtilTempvars::get_storage_filename(AKEEBA_BACKUP_ORIGIN);
@unlink($memory_filename);
$kettenrad =& AECoreKettenrad::load(AKEEBA_BACKUP_ORIGIN);
$user =& JFactory::getUser();
$userTZ = $user->getParam('timezone', 0);
$dateNow = new JDate();
$dateNow->setOffset($userTZ);
if (AKEEBA_JVERSION == '16') {
$description = JText::_('BACKUP_DEFAULT_DESCRIPTION') . ' ' . $dateNow->format(JText::_('DATE_FORMAT_LC2'), true);
} else {
$description = JText::_('BACKUP_DEFAULT_DESCRIPTION') . ' ' . $dateNow->toFormat(JText::_('DATE_FORMAT_LC2'));
}
$options = array('description' => $description, 'comment' => '');
$kettenrad->setup($options);
$ret = $kettenrad->tick();
AECoreKettenrad::save(AKEEBA_BACKUP_ORIGIN);
$this->setRedirect(JURI::base() . 'index.php?option=com_akeeba&view=light&task=step&key=' . urlencode(JRequest::getVar('key')) . '&profile=' . JRequest::getInt('profile') . '&format=raw');
}
}
public static function setStorageEngine($engine = null)
{
if (empty($engine)) {
$config = AEFactory::getConfiguration();
$usedb = $config->get('akeeba.core.usedbstorage', 0);
$engine = $usedb ? 'db' : 'file';
}
self::$storageEngine = $engine;
}
public function step()
{
// Check permissions
$this->_checkPermissions();
// Set the profile
$this->_setProfile();
$kettenrad = AECoreKettenrad::load(AKEEBA_BACKUP_ORIGIN);
$kettenrad->tick();
$array = $kettenrad->getStatusArray();
$kettenrad->resetWarnings();
// So as not to have duplicate warnings reports
AECoreKettenrad::save(AKEEBA_BACKUP_ORIGIN);
if ($array['Error'] != '') {
@ob_end_clean();
echo '500 ERROR -- ' . $array['Error'];
flush();
JFactory::getApplication()->close();
} elseif ($array['HasRun'] == 1) {
// All done
AEFactory::nuke();
AEUtilTempvars::reset();
@ob_end_clean();
echo '200 OK';
flush();
JFactory::getApplication()->close();
} else {
$noredirect = $this->input->get('noredirect', 0, 'int');
if ($noredirect != 0) {
@ob_end_clean();
echo "301 More work required";
flush();
JFactory::getApplication()->close();
} else {
$this->_customRedirect(JURI::base() . 'index.php?option=com_akeeba&view=backup&task=step&key=' . $this->input->get('key', '', 'none', 2) . '&profile=' . $this->input->get('profile', 1, 'int'));
}
}
}
public function step()
{
// Check permissions
$this->_checkPermissions();
// Set the profile
$this->_setProfile();
// Get the backup ID
$backupId = $this->input->get('backupid', null, 'raw', 2);
if (empty($backupId)) {
$backupId = null;
}
$kettenrad = AECoreKettenrad::load(AKEEBA_BACKUP_ORIGIN, $backupId);
$kettenrad->setBackupId($backupId);
$kettenrad->tick();
$array = $kettenrad->getStatusArray();
$kettenrad->resetWarnings();
// So as not to have duplicate warnings reports
AECoreKettenrad::save(AKEEBA_BACKUP_ORIGIN, $backupId);
if ($array['Error'] != '') {
@ob_end_clean();
echo '500 ERROR -- ' . $array['Error'];
flush();
JFactory::getApplication()->close();
} elseif ($array['HasRun'] == 1) {
// All done
AEFactory::nuke();
AEUtilTempvars::reset();
@ob_end_clean();
echo '200 OK';
flush();
JFactory::getApplication()->close();
} else {
$noredirect = $this->input->get('noredirect', 0, 'int');
if ($noredirect != 0) {
@ob_end_clean();
echo "301 More work required";
flush();
JFactory::getApplication()->close();
} else {
$curUri = JUri::getInstance();
$ssl = $curUri->isSSL() ? 1 : 0;
$tempURL = JRoute::_('index.php?option=com_akeeba', false, $ssl);
$uri = new JUri($tempURL);
$uri->setVar('view', 'backup');
$uri->setVar('task', 'step');
$uri->setVar('key', $this->input->get('key', '', 'none', 2));
$uri->setVar('profile', $this->input->get('profile', 1, 'int'));
if (!empty($backupId)) {
$uri->setVar('backupid', $backupId);
}
// Maybe we have a multilingual site?
$lg = F0FPlatform::getInstance()->getLanguage();
$languageTag = $lg->getTag();
$uri->setVar('lang', $languageTag);
$redirectionUrl = $uri->toString();
$this->_customRedirect($redirectionUrl);
}
}
}
/**
* Resets the Kettenrad state, wipping out any pending backups and/or stale
* temporary data.
*
* @param array $config Configuration parameters for the reset operation
*/
public static function reset($config = array())
{
$default_config = array('global' => true, 'log' => false, 'maxrun' => 0);
$config = (object) array_merge($default_config, $config);
// Pause logging if so desired
if (!$config->log) {
AEUtilLogger::WriteLog(false, '');
}
$tag = null;
if (!$config->global) {
// If we're not resetting globally, get a list of running backups per tag
$tag = AEPlatform::getInstance()->get_backup_origin();
}
// Cache the factory before proceeding
$factory = AEFactory::serialize();
$runningList = AEPlatform::getInstance()->get_running_backups($tag);
// Origins we have to clean
$origins = array(AEPlatform::getInstance()->get_backup_origin());
// 1. Detect failed backups
if (is_array($runningList) && !empty($runningList)) {
// The current timestamp
$now = time();
// Mark running backups as failed
foreach ($runningList as $running) {
if (empty($tag)) {
// Check the timestamp of the log file to decide if it's stuck,
// but only if a tag is not set
$tstamp = @filemtime(AEUtilLogger::logName($running['origin']));
if ($tstamp !== false) {
// We can only check the timestamp if it's returned. If not, we assume the backup is stale
$difference = abs($now - $tstamp);
// Backups less than 3 minutes old are not considered stale
if ($difference < $config->maxrun) {
continue;
}
}
}
$filenames = AEUtilStatistics::get_all_filenames($running, false);
// Process if there are files to delete...
if (!is_null($filenames)) {
// Delete the failed backup's archive, if exists
foreach ($filenames as $failedArchive) {
AEPlatform::getInstance()->unlink($failedArchive);
}
}
// Mark the backup failed
$running['status'] = 'fail';
$running['multipart'] = 0;
$dummy = null;
AEPlatform::getInstance()->set_or_update_statistics($running['id'], $running, $dummy);
$origins[] = $running['origin'];
}
}
if (!empty($origins)) {
$origins = array_unique($origins);
foreach ($origins as $tag) {
AECoreKettenrad::load($tag);
// Remove temporary files
AEUtilTempfiles::deleteTempFiles();
// Delete any stale temporary data
AEUtilTempvars::reset($tag);
}
}
// Reload the factory
AEFactory::unserialize($factory);
unset($factory);
// Unpause logging if it was previously paused
if (!$config->log) {
AEUtilLogger::WriteLog(true, '');
}
}
public function runBackup()
{
$ret_array = array();
$ajaxTask = $this->getState('ajax');
switch ($ajaxTask) {
case 'start':
// Description is passed through a strict filter which removes HTML
$description = $this->getState('description');
// The comment is passed through the Safe HTML filter (note: use 2 to force no filtering)
$comment = $this->getState('comment');
$jpskey = $this->getState('jpskey');
$tag = $this->getState('tag');
// Try resetting the engine
AECoreKettenrad::reset(array('maxrun' => 0));
// Remove any stale memory files left over from the previous step
if (empty($tag)) {
$tag = AEPlatform::getInstance()->get_backup_origin();
}
AEUtilTempvars::reset($tag);
$kettenrad = AECoreKettenrad::load($tag);
// Take care of System Restore Point setup
if ($tag == 'restorepoint') {
// Fetch the extension's version information
require_once JPATH_COMPONENT_ADMINISTRATOR . '/liveupdate/classes/xmlslurp.php';
$slurp = new LiveUpdateXMLSlurp();
$exttype = $this->getState('type');
switch ($exttype) {
case 'component':
$extname = 'com_';
break;
case 'module':
$extname = 'mod_';
break;
case 'plugin':
$extname = 'plg_';
break;
case 'template':
$extname = 'tpl_';
break;
}
$extname .= $this->getState('name');
$info = $slurp->getInfo($extname, '');
// Get the configOverrides for this extension
$configOverrides = $this->getConfigOverridesForSRP($extname, $info);
// Create an SRP descriptor
$srpdescriptor = array('type' => $this->getState('type'), 'name' => $this->getState('name'), 'group' => $this->getState('group'), 'version' => $info['version'], 'date' => $info['date']);
// Set the description and comment
$description = "System Restore Point - " . JText::_($exttype) . ": {$extname}";
$comment = "---BEGIN SRP---\n" . json_encode($srpdescriptor) . "\n---END SRP---";
$jpskey = '';
// Set a custom finalization action queue
$configOverrides['volatile.core.finalization.action_handlers'] = array(new AEFinalizationSrpquotas());
$configOverrides['volatile.core.finalization.action_queue'] = array('remove_temp_files', 'update_statistics', 'update_filesizes', 'apply_srp_quotas');
// Apply the configuration overrides, please
$platform = AEPlatform::getInstance();
$platform->configOverrides = $configOverrides;
}
$options = array('description' => $description, 'comment' => $comment, 'jpskey' => $jpskey);
$kettenrad->setup($options);
$kettenrad->tick();
if ($kettenrad->getState() != 'running' && $tag == 'restorepoint') {
$kettenrad->tick();
}
$ret_array = $kettenrad->getStatusArray();
$kettenrad->resetWarnings();
// So as not to have duplicate warnings reports
AECoreKettenrad::save($tag);
break;
case 'step':
$tag = $this->getState('tag');
$kettenrad = AECoreKettenrad::load($tag);
$kettenrad->tick();
$ret_array = $kettenrad->getStatusArray();
$kettenrad->resetWarnings();
// So as not to have duplicate warnings reports
AECoreKettenrad::save($tag);
if ($ret_array['HasRun'] == 1) {
// Clean up
AEFactory::nuke();
AEUtilTempvars::reset($tag);
}
break;
default:
break;
}
return $ret_array;
}
private function _apiStepBackup($config)
{
$defConfig = array('profile' => null, 'tag' => AKEEBA_BACKUP_ORIGIN);
$config = array_merge($defConfig, $config);
extract($config);
// Try to set the profile from the setup parameters
if (!empty($profile)) {
$registry = AEFactory::getConfiguration();
$session = JFactory::getSession();
$session->set('profile', $profile, 'akeeba');
}
$kettenrad = AECoreKettenrad::load($tag);
$registry = AEFactory::getConfiguration();
$session = JFactory::getSession();
$session->set('profile', $registry->activeProfile, 'akeeba');
$array = $kettenrad->tick();
$ret_array = $kettenrad->getStatusArray();
$array['Progress'] = $ret_array['Progress'];
AECoreKettenrad::save($tag);
if ($array['Error'] != '') {
// A backup error had occurred. Why are we here?!
$this->status = self::STATUS_ERROR;
$this->encapsulation = self::ENCAPSULATION_RAW;
return 'A backup error had occurred: ' . $array['Error'];
} elseif ($array['HasRun'] == false) {
AEFactory::nuke();
AEUtilTempvars::reset();
}
return $array;
}
public function execute()
{
// Load the language files
$paths = array(JPATH_ADMINISTRATOR, JPATH_ROOT);
$jlang = JFactory::getLanguage();
$jlang->load('com_akeeba', $paths[0], 'en-GB', true);
$jlang->load('com_akeeba', $paths[1], 'en-GB', true);
$jlang->load('com_akeeba' . '.override', $paths[0], 'en-GB', true);
$jlang->load('com_akeeba' . '.override', $paths[1], 'en-GB', true);
// Get the backup profile and description
$profile = $this->input->get('profile', 1, 'int');
$description = $this->input->get('description', 'Command-line backup', 'string');
$overrides = $this->getOption('override', array(), false);
if (!empty($overrides)) {
$override_message = "\nConfiguration variables overriden in the command line:\n";
$override_message .= implode(', ', array_keys($overrides));
$override_message .= "\n";
} else {
$override_message = "";
}
$debugmessage = '';
if ($this->input->get('debug', -1, 'int') != -1) {
if (!defined('AKEEBADEBUG')) {
define('AKEEBADEBUG', 1);
}
$debugmessage = "*** DEBUG MODE ENABLED ***\n";
}
$version = AKEEBA_VERSION;
$date = AKEEBA_DATE;
$start_backup = time();
$memusage = $this->memUsage();
$phpversion = PHP_VERSION;
$phpenvironment = PHP_SAPI;
$phpos = PHP_OS;
if ($this->input->get('quiet', -1, 'int') == -1) {
$year = gmdate('Y');
echo <<<ENDBLOCK
Akeeba Backup CLI {$version} ({$date})
Copyright (C) 2010-{$year} Nicholas K. Dionysopoulos
-------------------------------------------------------------------------------
Akeeba Backup is Free Software, distributed under the terms of the GNU General
Public License version 3 or, at your option, any later version.
This program comes with ABSOLUTELY NO WARRANTY as per sections 15 & 16 of the
license. See http://www.gnu.org/licenses/gpl-3.0.html for details.
-------------------------------------------------------------------------------
You are using PHP {$phpversion} ({$phpenvironment})
{$debugmessage}
Starting a new backup with the following parameters:
Profile ID {$profile}
Description "{$description}"
{$override_message}
Current memory usage: {$memusage}
ENDBLOCK;
}
// Attempt to use an infinite time limit, in case you are using the PHP CGI binary instead
// of the PHP CLI binary. This will not work with Safe Mode, though.
$safe_mode = true;
if (function_exists('ini_get')) {
$safe_mode = ini_get('safe_mode');
}
if (!$safe_mode && function_exists('set_time_limit')) {
if ($this->input->get('quiet', -1, 'int') == -1) {
echo "Unsetting time limit restrictions.\n";
}
@set_time_limit(0);
} elseif (!$safe_mode) {
if ($this->input->get('quiet', -1, 'int') == -1) {
echo "Could not unset time limit restrictions; you may get a timeout error\n";
}
} else {
if ($this->input->get('quiet', -1, 'int') == -1) {
echo "You are using PHP's Safe Mode; you may get a timeout error\n";
}
}
if ($this->input->get('quiet', -1, 'int') == -1) {
echo "\n";
}
// Log some paths
if ($this->input->get('quiet', -1, 'int') == -1) {
echo "Site paths determined by this script:\n";
echo "JPATH_BASE : " . JPATH_BASE . "\n";
echo "JPATH_ADMINISTRATOR : " . JPATH_ADMINISTRATOR . "\n\n";
}
// Load the engine
$factoryPath = JPATH_ADMINISTRATOR . '/components/com_akeeba/akeeba/factory.php';
define('JPATH_COMPONENT_ADMINISTRATOR', JPATH_ADMINISTRATOR . '/components/com_akeeba');
define('AKEEBAROOT', JPATH_ADMINISTRATOR . '/components/com_akeeba/akeeba');
if (!file_exists($factoryPath)) {
echo "ERROR!\n";
echo "Could not load the backup engine; file does not exist. Technical information:\n";
echo "Path to " . basename(__FILE__) . ": " . __DIR__ . "\n";
echo "Path to factory file: {$factoryPath}\n";
die("\n");
} else {
try {
require_once $factoryPath;
} catch (Exception $e) {
echo "ERROR!\n";
echo "Backup engine returned an error. Technical information:\n";
echo "Error message:\n\n";
echo $e->getMessage() . "\n\n";
echo "Path to " . basename(__FILE__) . ":" . __DIR__ . "\n";
echo "Path to factory file: {$factoryPath}\n";
die("\n");
}
}
// Forced CLI mode settings
define('AKEEBA_PROFILE', $profile);
define('AKEEBA_BACKUP_ORIGIN', 'cli');
// Force loading CLI-mode translation class
$dummy = new AEUtilTranslate();
// Load the profile
AEPlatform::getInstance()->load_configuration($profile);
// Reset Kettenrad and its storage
AECoreKettenrad::reset(array('maxrun' => 0));
AEUtilTempvars::reset(AKEEBA_BACKUP_ORIGIN);
// Setup
$kettenrad = AEFactory::getKettenrad();
$options = array('description' => $description, 'comment' => '');
if (!empty($overrides)) {
AEPlatform::getInstance()->configOverrides = $overrides;
}
$kettenrad->setup($options);
// Dummy array so that the loop iterates once
$array = array('HasRun' => 0, 'Error' => '');
$warnings_flag = false;
while ($array['HasRun'] != 1 && empty($array['Error'])) {
// Recycle the database conenction to minimise problems with database timeouts
$db = AEFactory::getDatabase();
$db->close();
$db->open();
AEUtilLogger::openLog(AKEEBA_BACKUP_ORIGIN);
AEUtilLogger::WriteLog(true, '');
// Apply overrides in the command line
if (!empty($overrides)) {
$config = AEFactory::getConfiguration();
foreach ($overrides as $key => $value) {
$config->set($key, $value);
}
}
// Apply engine optimization overrides
$config = AEFactory::getConfiguration();
$config->set('akeeba.tuning.min_exec_time', 0);
$config->set('akeeba.tuning.nobreak.beforelargefile', 1);
$config->set('akeeba.tuning.nobreak.afterlargefile', 1);
$config->set('akeeba.tuning.nobreak.proactive', 1);
$config->set('akeeba.tuning.nobreak.finalization', 1);
$config->set('akeeba.tuning.settimelimit', 0);
$config->set('akeeba.tuning.nobreak.domains', 0);
$kettenrad->tick();
AEFactory::getTimer()->resetTime();
$array = $kettenrad->getStatusArray();
AEUtilLogger::closeLog();
$time = date('Y-m-d H:i:s \\G\\M\\TO (T)');
$memusage = $this->memUsage();
$warnings = "no warnings issued (good)";
$stepWarnings = false;
if (!empty($array['Warnings'])) {
$warnings_flag = true;
$warnings = "POTENTIAL PROBLEMS DETECTED; " . count($array['Warnings']) . " warnings issued (see below).\n";
foreach ($array['Warnings'] as $line) {
$warnings .= "\t{$line}\n";
}
$stepWarnings = true;
$kettenrad->resetWarnings();
}
if ($this->input->get('quiet', -1, 'int') == -1 || $stepWarnings) {
echo <<<ENDSTEPINFO
Last Tick : {$time}
Domain : {$array['Domain']}
Step : {$array['Step']}
Substep : {$array['Substep']}
Memory used : {$memusage}
Warnings : {$warnings}
ENDSTEPINFO;
}
}
// Clean up
AEUtilTempvars::reset(AKEEBA_BACKUP_ORIGIN);
if (!empty($array['Error'])) {
echo "An error has occurred:\n{$array['Error']}\n\n";
$exitCode = 2;
} else {
if ($this->input->get('quiet', -1, 'int') == -1) {
echo "Backup job finished successfully after approximately " . $this->timeago($start_backup, time(), '', false) . "\n";
}
$exitCode = 0;
}
if ($warnings_flag && $this->input->get('quiet', -1, 'int') == -1) {
$exitCode = 1;
echo "\n" . str_repeat('=', 79) . "\n";
echo "!!!!! W A R N I N G !!!!!\n\n";
echo "Akeeba Backup issued warnings during the backup process. You have to review them\n";
echo "and make sure that your backup has completed successfully. Always test a backup with\n";
echo "warnings to make sure that it is working properly, by restoring it to a local server.\n";
echo "DO NOT IGNORE THIS MESSAGE! AN UNTESTED BACKUP IS AS GOOD AS NO BACKUP AT ALL.\n";
echo "\n" . str_repeat('=', 79) . "\n";
} elseif ($warnings_flag) {
$exitCode = 1;
}
if ($this->input->get('quiet', -1, 'int') == -1) {
echo "Peak memory usage: " . $this->peakMemUsage() . "\n\n";
}
$this->close($exitCode);
}
/**
* Returns the backup state ('none','start', or 'step')
*/
private function getBackupState()
{
$this->debugInfo = '<h6>Akeeba Backup Lazy Mode</h6><hr/>';
// Make sure we're not locked
if($this->isLocked()) {
$this->debugInfo .= 'Backup locked';
// If the backup has crashed, clean up
if($this->isCrashed)
{
$this->debugInfo .= 'Crashed backup detected';
AEFactory::nuke();
AEUtilTempvars::reset('lazy');
$this->unsetNonce();
$this->unsetLock();
$this->saveStorage();
}
else
{
return 'none';
}
}
// Is there a backup running?
$this->getNonce();
$action = empty($this->nonce) ? 'start' : 'step';
$this->debugInfo .= '<br/>Action: '.$action;
// If there is no running backup, try to figure out if we should start
// a new backup.
if($action == 'start')
{
// Get the last backup time
$lastBackup = $this->getLastBackupTime();
$this->debugInfo .= '<br/>Last backup: '.$lastBackup.' ('.date('Y/m/d H:i:s',$lastBackup).' GMT)';
// Remove the time part of the backup time (we want the date starting at midnight!)
$deconstructedDate = getdate($lastBackup);
$lastBackup = mktime( 0,0,0, $deconstructedDate['mon'], $deconstructedDate['mday'], $deconstructedDate['year'] );
$this->debugInfo .= '<br/>Adjusted last backup time: '.$lastBackup.' ('.date('Y/m/d H:i:s',$lastBackup).' GMT)';
// Get the preferences and calculate the next backup time
$daysfreq = (int)$this->params->get('daysfreq',1);
if($daysfreq <= 0) $daysfreq = 1;
$this->debugInfo .= '<br/>Days frequency: '.$daysfreq;
$daysfreq *= 86400;
$backuptime = $this->params->get('backuptime','00:00');
$this->debugInfo .= '<br/>Backup time: '.$backuptime;
$backuptime = trim($backuptime);
$parts = explode(':',$backuptime);
if(count($parts) != 2) {
$backuptime = 0;
} else {
$hours = (int)$parts[0];
$mins = (int)$parts[1];
$backuptime = $hours * 3600 + $mins * 60;
}
$this->debugInfo .= ' ('.$backuptime.' seconds)';
$nextBackup = $lastBackup + $daysfreq + $backuptime;
$this->debugInfo .= '<br/>Next Backup: '.$nextBackup.' ('.date('Y/m/d H:i:s',$nextBackup).' GMT)';
// The next backup time is in GMT. Convert to local.
jimport('joomla.utilities.date');
$date = new JDate($nextBackup, 0);
$jreg = JFactory::getConfig();
$offset = $jreg->getValue('config.offset');
$date->setOffset($offset);
$nextBackup = $date->toUnix(true);
$this->debugInfo .= '<br/>Next Backup: '.$nextBackup.' ('.date('Y/m/d H:i:s',$nextBackup).' LOCAL)';
$this->debugInfo .= '<br/>Time Now: '.time().' ('.date('Y/m/d H:i:s').' LOCAL)';
// Is it time for the next backup to run?
if( time() < $nextBackup ) {
$this->debugInfo .= '<br/>I will not start a new backup.';
} else {
$this->debugInfo .= '<br/><strong>Starting new backup.</strong>';
}
if( time() < $nextBackup ) return 'none';
// Create a new nonce
$this->setNonce();
$this->saveStorage();
}
return $action;
}
