/** * Method to upgrade a specific extension * * @package MageBridge * @access public * @param string $exension_name * @return bool */ private function update($extension_name = null) { // Do not continue if the extension name is empty if ($extension_name == null) { JError::raiseWarning('SOME_ERROR_CODE', JText::_('COM_MAGEBRIDGE_MODEL_UPDATE_INSTALL_NO_EXTENSION')); return false; } // Fetch a list of available packages $packages = MageBridgeUpdateHelper::getPackageList(); foreach ($packages as $package) { if ($package['name'] == $extension_name) { $extension = $package; break; } } // Do not continue if the extension does not appear from the list if ($extension == null) { JError::raiseWarning('SOME_ERROR_CODE', JText::_('COM_MAGEBRIDGE_MODEL_UPDATE_INSTALL_UNKNOWN_EXTENSION')); return false; } // Premature check for the component-directory to be writable if ($extension['type'] == 'component' && JFactory::getConfig()->get('ftp_enable') == 0) { if (is_dir(JPATH_ADMINISTRATOR . '/components/' . $extension['name']) && !is_writable(JPATH_ADMINISTRATOR . '/components/' . $extension['name'])) { JError::raiseWarning('SOME_ERROR_CODE', JText::sprintf('COM_MAGEBRIDGE_MODEL_UPDATE_INSTALL_DIR_NOT_WRITABLE', JPATH_ADMINISTRATOR . '/components/' . $extension['name'])); return false; } else { if (!is_dir(JPATH_ADMINISTRATOR . '/components/' . $extension['name']) && !is_writable(JPATH_ADMINISTRATOR . '/components')) { JError::raiseWarning('SOME_ERROR_CODE', JText::sprintf('COM_MAGEBRIDGE_MODEL_UPDATE_INSTALL_DIR_NOT_WRITABLE', JPATH_ADMINISTRATOR . '/components')); return false; } } } // Construct the update URL $extension_uri = $extension['name']; $extension_uri .= '_j25'; $extension_uri .= '.' . MagebridgeModelConfig::load('update_format'); $extension_url = $this->getUrl($extension_uri); // Either use fopen() or CURL if (ini_get('allow_url_fopen') == 1 && MagebridgeModelConfig::load('update_method') == 'joomla') { $package_file = JInstallerHelper::downloadPackage($extension_url, $extension_uri); } else { $package_file = MageBridgeUpdateHelper::downloadPackage($extension_url, $extension_uri); } // Simple check for the result if ($package_file == false) { JError::raiseWarning('SOME_ERROR_CODE', JText::sprintf('COM_MAGEBRIDGE_MODEL_UPDATE_INSTALL_DOWNLOAD_FAILED', $extension_uri)); return false; } // Check if the downloaded file exists $tmp_path = JFactory::getConfig()->get('tmp_path'); $package_path = $tmp_path . '/' . $package_file; if (!is_file($package_path)) { JError::raiseWarning('MB', JText::sprintf('COM_MAGEBRIDGE_MODEL_UPDATE_INSTALL_FILE_NOT_EXISTS', $package_path)); return false; } // Check if the file is readable if (!is_readable($package_path)) { JError::raiseWarning('MB', JText::sprintf('COM_MAGEBRIDGE_MODEL_UPDATE_INSTALL_FILE_NOT_READABLE', $package_path)); return false; } // Check if the downloaded file is abnormally small (so it might just contain a simple warning-text) if (filesize($package_path) < 128) { $contents = @file_get_contents($package_path); if (empty($contents)) { JError::raiseWarning('MB', JText::_('COM_MAGEBRIDGE_MODEL_UPDATE_INSTALL_FILE_EMPTY')); return false; } else { if (preg_match('/^Restricted/', $contents)) { JError::raiseWarning('MB', JText::sprintf('COM_MAGEBRIDGE_MODEL_UPDATE_INSTALL_NO_ACCESS')); return false; } } JError::raiseWarning('MB', JText::sprintf('COM_MAGEBRIDGE_MODEL_UPDATE_INSTALL_FILE_NO_ARCHIVE', $package_path)); return false; } // Now we assume this is an archive, so let's unpack it $package = JInstallerHelper::unpack($package_path); if ($package == false) { JError::raiseWarning('SOME_ERROR_CODE', JText::sprintf('COM_MAGEBRIDGE_MODEL_UPDATE_INSTALL_FILE_GONE', $extension['name'])); return false; } // Quick workaround to prevent Koowa proxying the database if (class_exists('KInput')) { KInput::set('option', 'com_installer', 'get'); } // Call the actual installer to install the package $installer = JInstaller::getInstance(); if ($installer->install($package['dir']) == false) { JError::raiseWarning('SOME_ERROR_CODE', JText::sprintf('COM_MAGEBRIDGE_MODEL_UPDATE_INSTALL_FAILED', $extension['name'])); return false; } // Get the name of downloaded package if (!is_file($package['packagefile'])) { $package['packagefile'] = JFactory::getConfig()->get('tmp_path') . '/' . $package['packagefile']; } // Clean up the installation @JInstallerHelper::cleanupInstall($package['packagefile'], $package['extractdir']); // Post install procedure if (isset($extension['post_install_query'])) { $query = trim($extension['post_install_query']); if (!empty($query)) { $db = JFactory::getDBO(); $db->setQuery($query); try { $db->execute(); } catch (Exception $e) { JError::raiseWarning('MB', JText::sprintf('COM_MAGEBRIDGE_MODEL_UPDATE_INSTALL_POSTQUERY_FAILED', $db->getErrorMsg())); return false; } if ($db->getErrorMsg()) { JError::raiseWarning('MB', JText::sprintf('COM_MAGEBRIDGE_MODEL_UPDATE_INSTALL_POSTQUERY_FAILED', $db->getErrorMsg())); return false; } } } return true; }
private function update($extension_name = null) { // Do not continue if the extension name is empty if ($extension_name == null) { JError::raiseWarning('SOME_ERROR_CODE', JText::_('No extension specified')); return false; } // Fetch a list of available packages $packages = MageBridgeUpdateHelper::getPackageList(); foreach ($packages as $package) { if ($package['name'] == $extension_name) { $extension = $package; break; } } // Do not continue if the extension does not appear from the list if ($extension == null) { JError::raiseWarning('SOME_ERROR_CODE', JText::_('Unknown extension')); return false; } // Premature check for the component-directory to be writable if ($extension['type'] == 'component' && JFactory::getConfig()->getValue('ftp_enable') == 0) { if (is_dir(JPATH_ADMINISTRATOR . '/components/' . $extension['name']) && !is_writable(JPATH_ADMINISTRATOR . '/components/' . $extension['name'])) { JError::raiseWarning('SOME_ERROR_CODE', JText::_('Component directory is not writable')); return false; } else { if (!is_dir(JPATH_ADMINISTRATOR . '/components/' . $extension['name']) && !is_writable(JPATH_ADMINISTRATOR . '/components')) { JError::raiseWarning('SOME_ERROR_CODE', JText::_('Components folder is not writable')); return false; } } } // Construct the update URL $extension_uri = $extension['name']; $extension_uri .= MageBridgeHelper::isJoomla15() ? '_j15' : '_j25'; $extension_uri .= '.' . MagebridgeModelConfig::load('update_format'); $extension_url = $this->getUrl($extension_uri); // Either use fopen() or CURL if (ini_get('allow_url_fopen') == 1 && MagebridgeModelConfig::load('update_method') == 'joomla') { $package_file = JInstallerHelper::downloadPackage($extension_url, $extension_uri); } else { $package_file = MageBridgeUpdateHelper::downloadPackage($extension_url, $extension_uri); } // Simple check for the result if ($package_file == false) { JError::raiseWarning('SOME_ERROR_CODE', JText::sprintf('Failed to download update for %s', $extension_uri)); return false; } // Check if the downloaded file exists $tmp_path = JFactory::getConfig()->getValue('config.tmp_path'); $package_path = $tmp_path . '/' . $package_file; if (!is_file($package_path)) { JError::raiseWarning('MB', JText::sprintf('File %s does not exist', $package_path)); return false; } // Check if the file is readable if (!is_readable($package_path)) { JError::raiseWarning('MB', JText::sprintf('File %s is not readable', $package_path)); return false; } // Check if the downloaded file is abnormally small (so it might just contain a simple warning-text) if (filesize($package_path) < 128) { $contents = @file_get_contents($package_path); if (empty($contents)) { JError::raiseWarning('MB', JText::sprintf('Valid archive but empty content.')); return false; } else { if (preg_match('/^Restricted/', $contents)) { JError::raiseWarning('MB', JText::sprintf('Not allowed to access updates.')); return false; } } JError::raiseWarning('MB', JText::sprintf('File %s is not a valid archive', $package_path)); return false; } // Now we assume this is an archive, so let's unpack it $package = JInstallerHelper::unpack($package_path); if ($package == false) { JError::raiseWarning('SOME_ERROR_CODE', JText::sprintf('Unable to find update for %s on local filesystem', $extension['name'])); return false; } // Quick workaround to prevent Koowa proxying the database if (class_exists('KInput')) { KInput::set('option', 'com_installer', 'get'); } // Call the actual installer to install the package $installer = JInstaller::getInstance(); if ($installer->install($package['dir']) == false) { JError::raiseWarning('SOME_ERROR_CODE', JText::sprintf('Failed to install %s', $extension['name'])); return false; } // Get the name of downloaded package if (!is_file($package['packagefile'])) { $package['packagefile'] = JFactory::getConfig()->getValue('config.tmp_path') . '/' . $package['packagefile']; } // Clean up the installation @JInstallerHelper::cleanupInstall($package['packagefile'], $package['extractdir']); // Post install procedure if (isset($extension['post_install_query'])) { $query = trim($extension['post_install_query']); if (!empty($query)) { $db = JFactory::getDBO(); $db->setQuery($query); $db->query(); if ($db->getErrorMsg()) { JError::raiseWarning('MB', JText::sprintf('Post install query failed: %s', $db->getErrorMsg())); return false; } } } return true; }