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script.k2.php
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<?php
/**
* @version 3.0.0b
* @package K2
* @author JoomlaWorks http://www.joomlaworks.net
* @copyright Copyright (c) 2006 - 2014 JoomlaWorks Ltd. All rights reserved.
* @license GNU/GPL license: http://www.gnu.org/copyleft/gpl.html
*/
// no direct access
defined('_JEXEC') or die ;
class Com_K2InstallerScript
{
public function preflight($type, $parent)
{
$application = JFactory::getApplication();
$configuration = JFactory::getConfig();
$installer = $parent->getParent();
$db = JFactory::getDbo();
// Init the upgrade flag
$this->upgrade = false;
// Proceed only if we are updating
if($type != 'install')
{
// Ensure that we are under Joomla! 3.2 or later
if(version_compare(JVERSION, '3.2.4', 'lt'))
{
$application->enqueueMessage('K2 v3 requires Joomla! 3.2.4 or later.', 'error');
return false;
}
// Get installled version
$query = $db->getQuery(true);
$query->select($db->quoteName('manifest_cache'))->from($db->quoteName('#__extensions'))->where($db->quoteName('name').' = '.$db->quote('com_k2'));
$db->setQuery($query);
$manifest = json_decode($db->loadResult());
$installedVersion = $manifest->version;
// Detect if we need to perform an upgrade
if(version_compare($installedVersion, '3.0.0', 'lt'))
{
// Ensure that the installed K2 version is not very old. Otherwise the update will fail.
if(version_compare($installedVersion, '2.6.8', 'lt'))
{
$application->enqueueMessage('You cannot update from this version of K2. Please update first your current K2 installation to the latest 2.x series and try again.', 'error');
return false;
}
// User is required to put the site offline while upgrading
if(!$configuration->get('offline'))
{
$application->enqueueMessage('Site is not offline. Please put your site offline and try again.', 'error');
return false;
}
// User is required to disable Joomla! system debugger while upgrading
if($configuration->get('debug'))
{
$application->enqueueMessage('Joomla! system debugger is enabled. Please disable it and try again.', 'error');
return false;
}
// User is required to disable Joomla! language debugger while upgrading
if($configuration->get('debug_lang'))
{
$application->enqueueMessage('Joomla! language debugger is enabled. Please disable it and try again.', 'error');
return false;
}
// User is required to set error reporting to "None" or "Simple" while upgrading to avoid breaking JSON response due to PHP notices.
if($configuration->get('error_reporting') != 'none' && $configuration->get('error_reporting') != 'simple')
{
$application->enqueueMessage('Joomla! error reporting is enabled. Please set it to "None" or "Simple" and try again.', 'error');
return false;
}
// Ensure that all K2 plugins are disabled
$k2Plugins = JPluginHelper::getPlugin('k2');
if(count($k2Plugins))
{
$application->enqueueMessage('Third-party K2 plugins found on your system. Please disable them and try again.', 'error');
return false;
}
// Since this is an upgrade rename all K2 2.x tables so the new ones will be created.
$oldTables = array('#__k2_attachments', '#__k2_categories', '#__k2_comments', '#__k2_extra_fields' , '#__k2_extra_fields_groups', '#__k2_items', '#__k2_rating', '#__k2_tags', '#__k2_tags_xref', '#__k2_users', '#__k2_user_groups');
foreach($oldTables as $oldTable)
{
$newTable = str_replace('#__k2_', '#__k2_v2_', $oldTable);
$db->setQuery('RENAME TABLE '.$db->quoteName($oldTable).' TO '.$db->quoteName($newTable));
if(!$db->execute())
{
$application->enqueueMessage(JText::sprintf('JLIB_INSTALLER_ABORT_COMP_INSTALL_SQL_ERROR', $db->stderr(true)), 'error');
return false;
}
}
// Force parsing of SQL file since Joomla! does that only in install mode, not in upgrades
$sql = $installer->getPath('source').'/administrator/components/com_k2/install.sql';
$queries = JDatabaseDriver::splitSql(file_get_contents($sql));
foreach ($queries as $query)
{
$query = trim($query);
if ($query != '' && $query{0} != '#')
{
$db->setQuery($query);
if (!$db->execute())
{
$application->enqueueMessage(JText::sprintf('JLIB_INSTALLER_ERROR_SQL_ERROR', $db->stderr(true)), 'error');
return false;
}
}
}
// Rename component files to get rid of files we don't need
if(JFolder::exists(JPATH_SITE.'/components/com_k2'))
{
JFolder::move(JPATH_SITE.'/components/com_k2', JPATH_SITE.'/components/com_k2_v2');
JFolder::create(JPATH_SITE.'/components/com_k2');
JFolder::copy(JPATH_SITE.'/components/com_k2_v2/templates', JPATH_SITE.'/components/com_k2/templates');
}
if(JFolder::exists(JPATH_ADMINISTRATOR.'/components/com_k2'))
{
JFolder::move(JPATH_ADMINISTRATOR.'/components/com_k2', JPATH_ADMINISTRATOR.'/components/com_k2_v2');
}
// Set a flag that this is an upgrade
$this->upgrade = true;
}
}
}
public function postflight($type, $parent)
{
// Get database
$db = JFactory::getDbo();
// Initialize status object
$status = new stdClass;
$status->modules = array();
$status->plugins = array();
// Get manifest
$src = $parent->getParent()->getPath('source');
$manifest = $parent->getParent()->manifest;
// Install plugins
$plugins = $manifest->xpath('plugins/plugin');
foreach ($plugins as $plugin)
{
// Get plugin variables
$name = (string)$plugin->attributes()->plugin;
$group = (string)$plugin->attributes()->group;
$path = $src.'/plugins/'.$group.'/'.$name;
// Install
$installer = new JInstaller;
$result = $installer->install($path);
// Enable the plugin. Only for fresh installations, not updates!
if($type == 'install' && $group != 'finder')
{
$query = $db->getQuery(true);
$query->update($db->quoteName('#__extensions'))->set($db->quoteName('enabled').' = 1')->where($db->quoteName('type').' = '.$db->quote('plugin'))->where($db->quoteName('element').' = '.$db->quote($name))->where($db->quoteName('folder').' = '.$db->quote($group));
$db->setQuery($query);
$db->execute();
}
// Update status
$status->plugins[] = array('name' => $name, 'group' => $group, 'result' => $result);
}
// Install modules
$modules = $manifest->xpath('modules/module');
foreach ($modules as $module)
{
// Get module variables
$name = (string)$module->attributes()->module;
$client = (string)$module->attributes()->client;
// Set client if it's null
if (is_null($client))
{
$client = 'site';
}
// Detect path
$path = ($client == 'administrator') ? $src.'/administrator/modules/'.$name : $src.'/modules/'.$name;
// Install
$installer = new JInstaller;
$result = $installer->install($path);
// Update status
$status->modules[] = array('name' => $name, 'client' => $client, 'result' => $result);
// Publish the administrator modules. Only for fresh installations, not updates!
if($type == 'install' && $client == 'administrator')
{
// Detect target position
$position = 'cpanel';
// Publish the module
$query = $db->getQuery(true);
$query->update($db->quoteName('#__modules'))->set($db->quoteName('position').' = '.$db->quote($position))->set($db->quoteName('published').' = 1')->where($db->quoteName('module').' = '.$db->quote($name));
$db->setQuery($query);
$db->execute();
$query = $db->getQuery(true);
$query->select($db->quoteName('id'))->from($db->quoteName('#__modules'))->where($db->quoteName('module').' = '.$db->quote($name));
$db->setQuery($query);
$id = (int)$db->loadResult();
if($id)
{
$query = $db->getQuery(true);
$query->insert($db->quoteName('#__modules_menu'))->columns('moduleid, menuid')->values($id.',0');
$db->setQuery($query);
$db->execute();
}
}
}
// Set the default image sizes for new installs
if($type == 'install')
{
$params = JComponentHelper::getParams('com_k2');
$imageSizes = array();
$size = new stdClass;
$size->id = 'XS';
$size->name = 'Extra Small';
$size->width = 100;
$size->quality = 100;
$imageSizes[] = $size;
$size = new stdClass;
$size->id = 'S';
$size->name = 'Small';
$size->width = 200;
$size->quality = 100;
$imageSizes[] = $size;
$size = new stdClass;
$size->id = 'M';
$size->name = 'Medium';
$size->width = 400;
$size->quality = 100;
$imageSizes[] = $size;
$size = new stdClass;
$size->id = 'L';
$size->name = 'Large';
$size->width = 600;
$size->quality = 100;
$imageSizes[] = $size;
$size = new stdClass;
$size->id = 'XL';
$size->name = 'Extra Large';
$size->width = 900;
$size->quality = 100;
$imageSizes[] = $size;
$params->set('imageSizes', $imageSizes);
$query = $db->getQuery(true);
$query->update($db->quoteName('#__extensions'));
$query->set($db->quoteName('params').' = '.$db->quote($params->toString()));
$query->where($db->quoteName('element').' = '.$db->quote('com_k2'));
$db->setQuery($query);
$db->execute();
}
// Show results
$this->installationResults($status);
}
public function uninstall($parent)
{
// Get database
$db = JFactory::getDBO();
// Initialize status object
$status = new stdClass;
$status->modules = array();
$status->plugins = array();
// Get manifest
$manifest = $parent->getParent()->manifest;
// Uninstall plugins
$plugins = $manifest->xpath('plugins/plugin');
foreach ($plugins as $plugin)
{
// Get plugin variables
$name = (string)$plugin->attributes()->plugin;
$group = (string)$plugin->attributes()->group;
// Get extension id
$query = $db->getQuery(true);
$query->select($db->quoteName('extension_id'))->from($db->quoteName('#__extensions'))->where($db->quoteName('type').' = '.$db->quote('plugin'))->where($db->quoteName('element').' = '.$db->quote($name))->where($db->quoteName('folder').' = '.$db->quote($group));
$db->setQuery($query);
$id = $db->loadResult();
if ($id)
{
// Uninstall
$installer = new JInstaller;
$result = $installer->uninstall('plugin', $id);
// Update status
$status->plugins[] = array('name' => $name, 'group' => $group, 'result' => $result);
}
}
// Uninstall modules
$modules = $manifest->xpath('modules/module');
foreach ($modules as $module)
{
// Get module variables
$name = (string)$module->attributes()->module;
$client = (string)$module->attributes()->client;
// Get all module instances ids
$query = $db->getQuery(true);
$query->select($db->quoteName('extension_id'))->from($db->quoteName('#__extensions'))->where($db->quoteName('type').' = '.$db->quote('module'))->where($db->quoteName('element').' = '.$db->quote($name));
$db->setQuery($query);
$instances = $db->loadColumn();
// Uninstall all module instances
if (count($instances))
{
foreach ($instances as $id)
{
// Unistall module instance
$installer = new JInstaller;
$result = $installer->uninstall('module', $id);
}
// Update status
$status->modules[] = array('name' => $name, 'client' => $client, 'result' => $result);
}
}
// Show results
$this->uninstallationResults($status);
}
private function installationResults($status)
{
JHtml::_('jquery.framework');
$language = JFactory::getLanguage();
$language->load('com_k2');
$rows = 0; ?>
<img src="<?php echo JURI::root(true); ?>/media/k2/assets/images/system/K2_Logo_126x48_24.png" alt="K2" align="right" />
<?php if($this->upgrade): ?>
<h1>Upgrade in Progress. Don't leave this page until the process completes!</h1>
<span id="k2UpgradeStatus"></span>
<span>Last updated before <span id="k2UpgradeLastUpdated">0</span> seconds</span>
<ul id="k2UpgradeErrorLog"></ul>
<script type="text/javascript">
function K2Restore() {
jQuery.post('index.php?option=com_k2&task=migrator.restore&format=json', '<?php echo JSession::getFormToken(); ?>=1').done(function(response) {
jQuery('#k2UpgradeStatus').html('Restore completed');
})
.fail(function(response) {
jQuery('#k2UpgradeStatus').html('Restore failed');
});
}
function K2Migrate(type, id) {
jQuery.post('index.php?option=com_k2&task=migrator.run&type=' + type + '&id=' + id + '&format=json', '<?php echo JSession::getFormToken(); ?>=1')
.done(function(response) {
if (response) {
jQuery.each(response.errors, function( index, error ) {
jQuery('#k2UpgradeErrorLog').append('<li>' + error + '</li>');
});
if(response.failed) {
jQuery('#k2UpgradeStatus').html('Upgrade failed. Trying to restore previous version. Please wait');
K2Restore();
} else if(response.completed) {
jQuery('#k2UpgradeStatus').html('Upgrade completed');
} else {
jQuery('#k2UpgradeStatus').html(response.status);
K2Migrate(response.type, response.id);
}
}
})
.fail(function(response) {
jQuery('#k2UpgradeStatus').html('Upgrade failed. Trying to restore previous version. Please wait');
K2Restore();
});
}
K2Migrate('attachments', 0);
</script>
<?php endif; ?>
<h2><?php echo JText::_('K2_INSTALLATION_STATUS'); ?></h2>
<table class="adminlist table table-striped">
<thead>
<tr>
<th class="title" colspan="2"><?php echo JText::_('K2_EXTENSION'); ?></th>
<th width="30%"><?php echo JText::_('K2_STATUS'); ?></th>
</tr>
</thead>
<tfoot>
<tr>
<td colspan="3"></td>
</tr>
</tfoot>
<tbody>
<tr class="row0">
<td class="key" colspan="2"><?php echo 'K2 '.JText::_('K2_COMPONENT'); ?></td>
<td><strong><?php echo JText::_('K2_INSTALLED'); ?></strong></td>
</tr>
<?php if (count($status->modules)): ?>
<tr>
<th><?php echo JText::_('K2_MODULE'); ?></th>
<th><?php echo JText::_('K2_CLIENT'); ?></th>
<th></th>
</tr>
<?php foreach ($status->modules as $module): ?>
<tr class="row<?php echo(++$rows % 2); ?>">
<td class="key"><?php echo $module['name']; ?></td>
<td class="key"><?php echo ucfirst($module['client']); ?></td>
<td><strong><?php echo ($module['result'])?JText::_('K2_INSTALLED'):JText::_('K2_NOT_INSTALLED'); ?></strong></td>
</tr>
<?php endforeach; ?>
<?php endif; ?>
<?php if (count($status->plugins)): ?>
<tr>
<th><?php echo JText::_('K2_PLUGIN'); ?></th>
<th><?php echo JText::_('K2_GROUP'); ?></th>
<th></th>
</tr>
<?php foreach ($status->plugins as $plugin): ?>
<tr class="row<?php echo(++$rows % 2); ?>">
<td class="key"><?php echo ucfirst($plugin['name']); ?></td>
<td class="key"><?php echo ucfirst($plugin['group']); ?></td>
<td><strong><?php echo ($plugin['result'])?JText::_('K2_INSTALLED'):JText::_('K2_NOT_INSTALLED'); ?></strong></td>
</tr>
<?php endforeach; ?>
<?php endif; ?>
</tbody>
</table>
<?php
}
private function uninstallationResults($status)
{
$language = JFactory::getLanguage();
$language->load('com_k2');
$rows = 0; ?>
<h2><?php echo JText::_('K2_REMOVAL_STATUS'); ?></h2>
<table class="adminlist table table-striped">
<thead>
<tr>
<th class="title" colspan="2"><?php echo JText::_('K2_EXTENSION'); ?></th>
<th width="30%"><?php echo JText::_('K2_STATUS'); ?></th>
</tr>
</thead>
<tfoot>
<tr>
<td colspan="3"></td>
</tr>
</tfoot>
<tbody>
<tr class="row0">
<td class="key" colspan="2"><?php echo 'K2 '.JText::_('K2_COMPONENT'); ?></td>
<td><strong><?php echo JText::_('K2_REMOVED'); ?></strong></td>
</tr>
<?php if (count($status->modules)): ?>
<tr>
<th><?php echo JText::_('K2_MODULE'); ?></th>
<th><?php echo JText::_('K2_CLIENT'); ?></th>
<th></th>
</tr>
<?php foreach ($status->modules as $module): ?>
<tr class="row<?php echo(++$rows % 2); ?>">
<td class="key"><?php echo $module['name']; ?></td>
<td class="key"><?php echo ucfirst($module['client']); ?></td>
<td><strong><?php echo ($module['result'])?JText::_('K2_REMOVED'):JText::_('K2_NOT_REMOVED'); ?></strong></td>
</tr>
<?php endforeach; ?>
<?php endif; ?>
<?php if (count($status->plugins)): ?>
<tr>
<th><?php echo JText::_('K2_PLUGIN'); ?></th>
<th><?php echo JText::_('K2_GROUP'); ?></th>
<th></th>
</tr>
<?php foreach ($status->plugins as $plugin): ?>
<tr class="row<?php echo(++$rows % 2); ?>">
<td class="key"><?php echo ucfirst($plugin['name']); ?></td>
<td class="key"><?php echo ucfirst($plugin['group']); ?></td>
<td><strong><?php echo ($plugin['result'])?JText::_('K2_REMOVED'):JText::_('K2_NOT_REMOVED'); ?></strong></td>
</tr>
<?php endforeach; ?>
<?php endif; ?>
</tbody>
</table>
<?php
}
}