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alazhar
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administrator/components/com_installer/models/database.php
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247
administrator/components/com_installer/models/database.php
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<?php
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/**
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* @package Joomla.Administrator
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* @subpackage com_installer
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*
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* @copyright Copyright (C) 2005 - 2013 Open Source Matters, Inc. All rights reserved.
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* @license GNU General Public License version 2 or later; see LICENSE.txt
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*/
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defined('_JEXEC') or die;
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JLoader::register('InstallerModel', __DIR__ . '/extension.php');
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JLoader::register('JoomlaInstallerScript', JPATH_ADMINISTRATOR . '/components/com_admin/script.php');
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/**
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* Installer Manage Model
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*
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* @package Joomla.Administrator
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* @subpackage com_installer
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* @since 1.6
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*/
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class InstallerModelDatabase extends InstallerModel
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{
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protected $_context = 'com_installer.discover';
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/**
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* Method to auto-populate the model state.
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*
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* Note. Calling getState in this method will result in recursion.
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*
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* @param string $ordering An optional ordering field.
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* @param string $direction An optional direction (asc|desc).
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*
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* @return void
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*
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* @since 1.6
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*/
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protected function populateState($ordering = null, $direction = null)
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{
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$app = JFactory::getApplication();
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$this->setState('message', $app->getUserState('com_installer.message'));
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$this->setState('extension_message', $app->getUserState('com_installer.extension_message'));
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$app->setUserState('com_installer.message', '');
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$app->setUserState('com_installer.extension_message', '');
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parent::populateState('name', 'asc');
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}
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/**
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* Fixes database problems
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*
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* @return void
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*/
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public function fix()
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{
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if (!$changeSet = $this->getItems())
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{
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return false;
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}
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$changeSet->fix();
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$this->fixSchemaVersion($changeSet);
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$this->fixUpdateVersion();
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$installer = new JoomlaInstallerScript;
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$installer->deleteUnexistingFiles();
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$this->fixDefaultTextFilters();
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}
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/**
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* Gets the changeset object
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*
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* @return JSchemaChangeset
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*/
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public function getItems()
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{
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$folder = JPATH_ADMINISTRATOR . '/components/com_admin/sql/updates/';
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try
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{
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$changeSet = JSchemaChangeset::getInstance(JFactory::getDbo(), $folder);
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}
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catch (RuntimeException $e)
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{
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JFactory::getApplication()->enqueueMessage($e->getMessage(), 'warning');
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return false;
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}
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return $changeSet;
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}
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/**
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* Method to get a JPagination object for the data set.
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*
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* @return boolean
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*
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* @since 12.2
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*/
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public function getPagination()
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{
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return true;
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}
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/**
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* Get version from #__schemas table
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*
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* @return mixed the return value from the query, or null if the query fails
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*
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* @throws Exception
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*/
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public function getSchemaVersion()
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{
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$db = JFactory::getDbo();
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$query = $db->getQuery(true)
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->select('version_id')
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->from($db->quoteName('#__schemas'))
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->where('extension_id = 700');
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$db->setQuery($query);
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$result = $db->loadResult();
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return $result;
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}
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/**
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* Fix schema version if wrong
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*
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* @param JSchemaChangeSet $changeSet Schema change set
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*
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* @return mixed string schema version if success, false if fail
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*/
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public function fixSchemaVersion($changeSet)
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{
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// Get correct schema version -- last file in array
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$schema = $changeSet->getSchema();
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$db = JFactory::getDbo();
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$result = false;
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// Check value. If ok, don't do update
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$version = $this->getSchemaVersion();
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if ($version == $schema)
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{
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$result = $version;
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}
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else
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{
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// Delete old row
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$query = $db->getQuery(true)
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->delete($db->quoteName('#__schemas'))
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->where($db->quoteName('extension_id') . ' = 700');
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$db->setQuery($query);
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$db->execute();
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// Add new row
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$query->clear()
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->insert($db->quoteName('#__schemas'))
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->set($db->quoteName('extension_id') . '= 700')
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->set($db->quoteName('version_id') . '= ' . $db->quote($schema));
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$db->setQuery($query);
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if ($db->execute())
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{
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$result = $schema;
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}
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}
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return $result;
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}
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/**
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* Get current version from #__extensions table
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*
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* @return mixed version if successful, false if fail
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*/
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public function getUpdateVersion()
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{
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$table = JTable::getInstance('Extension');
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$table->load('700');
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$cache = new JRegistry($table->manifest_cache);
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return $cache->get('version');
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}
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/**
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* Fix Joomla version in #__extensions table if wrong (doesn't equal JVersion short version)
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*
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* @return mixed string update version if success, false if fail
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*/
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public function fixUpdateVersion()
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{
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$table = JTable::getInstance('Extension');
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$table->load('700');
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$cache = new JRegistry($table->manifest_cache);
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$updateVersion = $cache->get('version');
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$cmsVersion = new JVersion;
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if ($updateVersion == $cmsVersion->getShortVersion())
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{
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return $updateVersion;
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}
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else
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{
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$cache->set('version', $cmsVersion->getShortVersion());
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$table->manifest_cache = $cache->toString();
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if ($table->store())
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{
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return $cmsVersion->getShortVersion();
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}
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else
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{
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return false;
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}
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}
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}
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/**
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* For version 2.5.x only
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* Check if com_config parameters are blank.
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*
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* @return string default text filters (if any)
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*/
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public function getDefaultTextFilters()
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{
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$table = JTable::getInstance('Extension');
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$table->load($table->find(array('name' => 'com_config')));
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return $table->params;
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}
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/**
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* For version 2.5.x only
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* Check if com_config parameters are blank. If so, populate with com_content text filters.
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*
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* @return mixed boolean true if params are updated, null otherwise
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*/
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public function fixDefaultTextFilters()
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{
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$table = JTable::getInstance('Extension');
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$table->load($table->find(array('name' => 'com_config')));
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// Check for empty $config and non-empty content filters
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if (!$table->params)
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{
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// Get filters from com_content and store if you find them
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$contentParams = JComponentHelper::getParams('com_content');
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if ($contentParams->get('filters'))
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{
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$newParams = new JRegistry;
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$newParams->set('filters', $contentParams->get('filters'));
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$table->params = (string) $newParams;
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$table->store();
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return true;
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}
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}
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}
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}
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