david
5aa1be28d5
git-svn-id: https://192.168.0.254/svn/Proyectos.ConstruccionesCNJ_Web/trunk@5 a1d75475-e439-6a4c-b115-a3aab481e8ec
88 lines
2.9 KiB
Plaintext
88 lines
2.9 KiB
Plaintext
<?php
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/*
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* Gallery - a web based photo album viewer and editor
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* Copyright (C) 2000-2007 Bharat Mediratta
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or (at
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* your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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/**
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* Clear caches
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* @package Upgrade
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*/
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class CleanCacheStep extends UpgradeStep {
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function stepName() {
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return _('Empty Cache');
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}
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function loadTemplateData(&$templateData) {
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global $gallery;
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$platform =& $gallery->getPlatform();
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$cacheBaseDir = $gallery->getConfig('data.gallery.cache');
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/* Keep the obsolete layout dir in the list for a while */
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$cacheDirs = array('entity', 'layout', 'module', 'theme');
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$error = false;
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/*
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* Try multiple times to clean the cache because for busy gallery installs that are
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* getting upgraded when not in maintenance mode, it's possible for new entries to get
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* cached while we're cleaning out old ones. The first round of cleaning takes a long
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* time so the window is big. Subsequent runs are very fast, though so after 3 attempts
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* we should be good unless there's a real problem.
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*/
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$attempts = 3;
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do {
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$templateData['unclean'] = array();
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foreach ($cacheDirs as $dir) {
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$dir = sprintf('%s%s', $cacheBaseDir, $dir);
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if ($platform->file_exists($dir)) {
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if (!$platform->recursiveRmDir($dir)) {
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$templateData['unclean'][] = $dir;
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}
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}
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}
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$attempts--;
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} while ($attempts > 0 && !empty($templateData['unclean']));
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$ret = GalleryCoreApi::removeAllMapEntries('GalleryCacheMap');
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if ($ret) {
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$templateData['errors'][] = _('Unable to clear the page cache');
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$templateData['stackTrace'] .= $ret->getAsHtml();
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}
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$storage =& $gallery->getStorage();
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$ret = $storage->checkPoint();
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if ($ret) {
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$templateData['errors'][] = _('Unable to commit database transaction');
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$templateData['stackTrace'] .= $ret->getAsHtml();
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}
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/*
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* Delete the install.log file that's left over from 2.0 and 2.0.1 installs
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* since it's in a known location and contains potential information leaks.
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*/
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$dataBase = $gallery->getConfig('data.gallery.base');
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$legacyInstallLogPath = sprintf('%s/install.log', $dataBase);
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if ($platform->file_exists($legacyInstallLogPath)) {
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$platform->unlink($legacyInstallLogPath);
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}
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$templateData['bodyFile'] = 'CleanCache.html';
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$this->setComplete(true);
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}
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}
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?>
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