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C:/Abyss Web Server/htdocs/gallery2/upgrade/steps/_[ Writable ]

File:C:/Abyss Web Server/htdocs/gallery2/upgrade/steps/UpgradeOtherModulesStep.class

<?php
/*
 * Gallery - a web based photo album viewer and editor
 * Copyright (C) 2000-2007 Bharat Mediratta
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or (at
 * your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA  02110-1301, USA.
 */

/**
 * Upgrade plugins
 * @package Upgrade
 */
class UpgradeOtherModulesStep extends UpgradeStep {
    function stepName() {
	return _('Upgrade Plugins');
    }

    function processRequest() {
	global $gallery;

	if (!isset($_REQUEST['upgrade'])) {
	    return true;
	}

	/* We want to log all debug output in our upgrade log */
	$this->_startDebugLog('Upgrade Plugins');
	$gallery->startRecordingDebugSnippet();

	$totalPlugins = $currentModule = $currentTheme = 0;
	$templateData['stackTrace'] = '';
	$template = new StatusTemplate();
	$template->renderHeader(true);

	$ret = selectAdminUser();
	if ($ret) {
	    $templateData['errors'][] = _('Unable to initialize Gallery session');
	    $templateData['stackTrace'] .= $ret->getAsHtml();
	    unset($_REQUEST['module']);
	    unset($_REQUEST['theme']);
	}
	if (isset($_REQUEST['module']) || isset($_REQUEST['theme'])) {
	    $storage =& $gallery->getStorage();
	}

	if (isset($_REQUEST['module']) && is_array($_REQUEST['module'])) {
	    $totalPlugins += ($totalModules = count($_REQUEST['module']));
	    foreach (array_keys($_REQUEST['module']) as $moduleId) {
		$currentModule++;
		list ($ret, $module) = GalleryCoreApi::loadPlugin('module', $moduleId, true);
		if ($ret) {
		    $this->resetL10Domain();
		    $templateData['errors'][] =
			sprintf(_('Unable to load the %s module'), $moduleId);
		    $templateData['stackTrace'] .= $ret->getAsHtml();
		    continue;
		}
		$module->setName($module->translate($module->getName()));
		$module->setDescription($module->translate($module->getDescription()));
		$this->resetL10Domain();
		$gallery->guaranteeTimeLimit(120);

		$template->renderStatusMessage(_('Upgrading modules'),
		    $module->getName(), $currentModule / $totalModules);

		$ret = $module->installOrUpgrade();
		$this->resetL10Domain();
		if ($ret) {
		    if ($ret->getErrorCode() & ERROR_CONFIGURATION_REQUIRED) {
			$templateData['needsConfig'][] =
			    sprintf(_('%s module needs configuration'), $module->getName());
		    } else {
			$templateData['errors'][] =
			    sprintf(_('Unable to upgrade the %s module'), $module->getName());
			$templateData['stackTrace'] .= $ret->getAsHtml();
		    }
		    continue;
		}
		$templateData['upgradedModule'][$moduleId] = $module->getName();
		$ret = $storage->checkPoint();
		if ($ret) {
		    $templateData['errors'][] = _('Unable to commit database transaction');
		    $templateData['stackTrace'] .= $ret->getAsHtml();
		}
	    }
	}

	if (isset($_REQUEST['theme']) && is_array($_REQUEST['theme'])) {
	    $totalPlugins += ($totalThemes = count($_REQUEST['theme']));
	    foreach (array_keys($_REQUEST['theme']) as $themeId) {
		$currentTheme++;
		list ($ret, $theme) = GalleryCoreApi::loadPlugin('theme', $themeId, true);
		if ($ret) {
		    $this->resetL10Domain();
		    $templateData['errors'][] =
			sprintf(_('Unable to load the %s theme'), $themeId);
		    $templateData['stackTrace'] .= $ret->getAsHtml();
		    continue;
		}
		$theme->setName($theme->translate($theme->getName()));
		$theme->setDescription($theme->translate($theme->getDescription()));
		$this->resetL10Domain();

		$template->renderStatusMessage(_('Upgrading themes'),
		    $theme->getName(), $currentTheme / $totalThemes);

		$ret = $theme->installOrUpgrade();
		$this->resetL10Domain();
		if ($ret) {
		    $templateData['errors'][] =
			sprintf(_('Unable to upgrade the %s theme'), $theme->getName());
		    $templateData['stackTrace'] .= $ret->getAsHtml();
		    continue;
		}
		$templateData['upgradedTheme'][$themeId] = $theme->getName();
		$ret = $storage->checkPoint();
		if ($ret) {
		    $templateData['errors'][] = _('Unable to commit database transaction');
		    $templateData['stackTrace'] .= $ret->getAsHtml();
		}
	    }
	}

	if (isset($_REQUEST['module']) || isset($_REQUEST['theme'])) {
	    $ret = $storage->commitTransaction();
	    if ($ret) {
		$templateData['errors'][] = _('Unable to commit database transaction');
		$templateData['stackTrace'] .= $ret->getAsHtml();
	    }
	}
	$templateData['bodyFile'] = 'UpgradeOtherModulesSuccess.html';
	$templateData['anyUpgradeable'] = false;
	if (!empty($templateData['errors'])) {
	    $templateData['debug'] = $gallery->stopRecordingDebugSnippet();
	} else {
	    if ($totalPlugins < $_REQUEST['upgrade']) {
		$templateData['anyUpgradeable'] = true;
	    } else {
		$this->setComplete(true);
	    }
	}
	$template->hideStatusBlock();
	$template->renderBodyAndFooter($templateData);
	return false;
    }

    function loadTemplateData(&$templateData) {
	global $gallery;
	if (!$gallery->getDebug()) {
	    $gallery->setDebug('buffered');
	}
	$gallery->guaranteeTimeLimit(60);

	/*
	 * We'll need a translator to load up our modules for the
	 * GalleryPlugin::setGroup() method to work.
	 */
	$translator =& $gallery->getTranslator();
	if (empty($translator)) {
	    $ret = $gallery->initTranslator();
	    if ($ret) {
		return;
	    }
	}

	$groupedModules = $groupLabel = array();
	$moduleInstalledStatus = $pluginIsUpgradeable = $pluginIsCompatible =
	    $installedVersion = $deactivatedPlugins = array();
	$templateData['stackTrace'] = '';

	if (empty($templateData['errors'])) {
	    list ($ret, $moduleList) = GalleryCoreApi::fetchPluginStatus('module', true);
	    if ($ret) {
		$templateData['errors'][] = _('Unable to get the module list');
		$templateData['stackTrace'] .= $ret->getAsHtml();
	    }
	    list ($ret, $installedModules) = GalleryCoreApi::fetchPluginList('module');
	    if ($ret) {
		$templateData['errors'][] = _('Unable to get the module list');
		$templateData['stackTrace'] .= $ret->getAsHtml();
	    }
	    foreach ($installedModules as $moduleId => $data) {
		if ($data['active'] && !isset($moduleList[$moduleId])) {
		    $deactivatedPlugins['module'][] = $moduleId;
		}
	    }
	}
	if (empty($templateData['errors'])) {
	    list ($ret, $themeList) = GalleryCoreApi::fetchPluginStatus('theme', true);
	    if ($ret) {
		$templateData['errors'][] = _('Unable to get the theme list');
		$templateData['stackTrace'] .= $ret->getAsHtml();
	    }
	    list ($ret, $installedThemes) = GalleryCoreApi::fetchPluginList('theme');
	    if ($ret) {
		$templateData['errors'][] = _('Unable to get the theme list');
		$templateData['stackTrace'] .= $ret->getAsHtml();
	    }
	    foreach ($installedThemes as $themeId => $data) {
		if ($data['active'] && !isset($themeList[$themeId])) {
		    $deactivatedPlugins['theme'][] = $themeId;
		}
	    }
	}

	if (empty($templateData['errors'])) {
	    foreach (array_keys($moduleList) as $moduleId) {
		list ($ret, $modulePlugin) = GalleryCoreApi::loadPlugin('module', $moduleId, true);
		if ($ret) {
		    $this->resetL10Domain();
		    $templateData['errors'][] =
			sprintf(_('Unable to load the %s module'), $moduleId);
		    $templateData['stackTrace'] .= $ret->getAsHtml();
		} else {
		    $pluginIsCompatible['module'][$moduleId] =
			GalleryCoreApi::isPluginCompatibleWithApis($modulePlugin);
		    if (!$pluginIsCompatible['module'][$moduleId]) {
			list ($ret, $isActive) = $modulePlugin->isActive();
			if ($ret) {
			    $this->resetL10Domain();
			    $templateData['errors'][] =
				sprintf(_('Unable to query the %s module'), $moduleId);
			    $templateData['stackTrace'] .= $ret->getAsHtml();
			    continue;
			}

			if ($isActive) {
			    $deactivatedPlugins['module'][] = $moduleId;
			}
		    }

		    $modulePlugin->setName($modulePlugin->translate($modulePlugin->getName()));
		    $modulePlugin->setDescription(
			$modulePlugin->translate($modulePlugin->getDescription()));
		    $modules[$moduleId] = $modulePlugin;
		    $this->resetL10Domain();
		}
	    }

	    uksort($modules, array($this, '_sortModules'));
	    foreach (array_keys($modules) as $moduleId) {
		$module =& $modules[$moduleId];
		$pluginIsUpgradeable['module'][$moduleId] =
		    !empty($moduleList[$moduleId]['version']) &&
		    $moduleList[$moduleId]['version'] != $module->getVersion() &&
		    $pluginIsCompatible['module'][$moduleId];
		$currentVersion[$moduleId] = $moduleList[$moduleId]['version'];

		$group = $module->getGroup();
		if (empty($group)) {
		    $group = array('group' => 'others', 'groupLabel' => _('Other'));
		}
		$groupedModules[$group['group']][$moduleId] =& $module;
		$groupLabel[$group['group']] = $group['groupLabel'];
		$groupType[$group['group']] = 'module';
	    }

	    foreach (array_keys($themeList) as $themeId) {
		list ($ret, $themePlugin) = GalleryCoreApi::loadPlugin('theme', $themeId, true);
		if ($ret) {
		    $this->resetL10Domain();
		    $templateData['errors'][] =
			sprintf(_('Unable to load the %s theme'), $themeId);
		    $templateData['stackTrace'] .= $ret->getAsHtml();
		} else {
		    $pluginIsCompatible['theme'][$themeId] =
			GalleryCoreApi::isPluginCompatibleWithApis($themePlugin);
		    if (!$pluginIsCompatible['theme'][$themeId]) {
			list ($ret, $isActive) = $themePlugin->isActive();
			if ($ret) {
			    $this->resetL10Domain();
			    $templateData['errors'][] =
				sprintf(_('Unable to query the %s theme'), $themeId);
			    $templateData['stackTrace'] .= $ret->getAsHtml();
			    continue;
			}

			if ($isActive) {
			    $deactivatedPlugins['theme'][] = $themeId;
			}
		    }

		    $themePlugin->setName($themePlugin->translate($themePlugin->getName()));
		    $themePlugin->setDescription(
			$themePlugin->translate($themePlugin->getDescription()));
		    $themes[$themeId] = $themePlugin;
		    $this->resetL10Domain();
		}
	    }

	    ksort($themes);
	    $groupLabel['themes'] = _('Themes');
	    $groupType['themes'] = 'theme';
	    foreach (array_keys($themes) as $themeId) {
		$theme =& $themes[$themeId];
		$pluginIsUpgradeable['theme'][$themeId] =
		   !empty($themeList[$themeId]['version']) &&
		    $themeList[$themeId]['version'] != $theme->getVersion() &&
		    $pluginIsCompatible['theme'][$themeId];
		$currentVersion[$themeId] = $themeList[$themeId]['version'];

		$groupedModules['themes'][$themeId] =& $theme;
	    }
	    ksort($groupedModules);
	    $templateData['bodyFile'] = 'UpgradeOtherModulesRequest.html';
	}

	/* Deactivate any plugins that need it */
	eval('
	    class MockTheme extends GalleryTheme {
		function MockTheme($pluginId) {
		  $this->_pluginId = $pluginId;
		}

		function getId() {
		  return $this->_pluginId;
		}
	    }

	    class MockModule extends GalleryModule {
		function MockModule($pluginId) {
		  $this->_pluginId = $pluginId;
		}

		function getId() {
		  return $this->_pluginId;
		}
	    }
	');

	foreach (array('theme' => 'MockTheme',
		       'module' => 'MockModule') as $type => $className) {
	    if (empty($deactivatedPlugins[$type])) {
		continue;
	    }

	    foreach ($deactivatedPlugins[$type] as $pluginId) {
		$plugin = new $className($pluginId);
		list ($ret, $ignored) = $plugin->deactivate(false);
		if ($ret) {
		    $this->resetL10Domain();
		    if ($type == 'theme') {
			$templateData['errors'][] =
			    sprintf(_('Unable to deactivate the %s theme'), $pluginId);
		    } else {
			$templateData['errors'][] =
			    sprintf(_('Unable to deactivate the %s module'), $pluginId);
		    }
		    $templateData['stackTrace'] .= $ret->getAsHtml();
		}
	    }
	}

	$templateData['groupedModules'] =& $groupedModules;
	$templateData['groupLabel'] = $groupLabel;
	$templateData['groupType'] = $groupType;
	$templateData['pluginIsUpgradeable'] = $pluginIsUpgradeable;
	$templateData['currentVersion'] = $currentVersion;
	$templateData['bodyFile'] = 'UpgradeOtherModulesRequest.html';
	$templateData['anyUpgradeable'] = false;
	$templateData['deactivatedPlugins'] = $deactivatedPlugins;

	$templateData['pluginIsCompatible'] = $pluginIsCompatible;
	if (!empty($templateData['errors'])) {
	    $templateData['debug'] = $gallery->getDebugBuffer();
	} else if (!empty($pluginIsUpgradeable)) {
	    foreach ($pluginIsUpgradeable as $pluginType) {
		foreach ($pluginType as $tmp) {
		    if ($tmp) {
			$templateData['anyUpgradeable'] = true;
			break;
		    }
		}
	    }
	    if (!$templateData['anyUpgradeable']) {
		$this->setComplete(true);
	    }
	}
    }

    function isRedoable() {
	return false;
    }

    function isOptional() {
	return true;
    }

    /**
     * Put GD at the end of the list so that it's the lowest priority toolkit.  This is a hack,
     * that we should replace with a more sophisticated system in the future.
     *
     * Note: we do the same in the installer
     */
    function _sortModules($a, $b) {
	if ($a == 'gd' && $b == 'gd') {
	    return 0;
	} else if ($a == 'gd') {
	    return 1;
	} else if ($b == 'gd') {
	    return -1;
	} else {
	    return strcmp($a, $b);
	}
    }
}
?>

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