Example #1
0
             $dir = @opendir("{$phpbb_root_path}styles/{$theme['theme_path']}/theme");
             if ($dir) {
                 while (($entry = readdir($dir)) !== false) {
                     if (substr(strrchr($entry, '.'), 1) == 'css' && $last_change < @filemtime("{$phpbb_root_path}styles/{$theme['theme_path']}/theme/{$entry}")) {
                         $recache = true;
                         break;
                     }
                 }
                 closedir($dir);
             }
         }
     }
 }
 if ($recache) {
     include_once $phpbb_root_path . 'includes/acp/acp_styles.' . $phpEx;
     $theme['theme_data'] = acp_styles::db_theme_data($theme);
     $theme['theme_mtime'] = $update_time;
     // Save CSS contents
     $sql_ary = array('theme_mtime' => $theme['theme_mtime'], 'theme_data' => $theme['theme_data']);
     $sql = 'UPDATE ' . STYLES_THEME_TABLE . ' SET ' . $db->sql_build_array('UPDATE', $sql_ary) . "\n\t\t\tWHERE theme_id = {$theme['theme_id']}";
     $db->sql_query($sql);
     $cache->destroy('sql', STYLES_THEME_TABLE);
 }
 // Only set the expire time if the theme changed data is older than 30 minutes - to cope with changes from the ACP
 if ($recache || $theme['theme_mtime'] > time() - 1800) {
     header('Expires: 0');
 } else {
     header('Expires: ' . gmdate('D, d M Y H:i:s \\G\\M\\T', time() + $expire_time));
 }
 header('Content-type: text/css; charset=UTF-8');
 // Parse Theme Data
	function main($mode, $sub)
	{
		global $template, $phpEx, $phpbb_root_path, $user, $db, $config, $cache, $auth;

		$this->tpl_name = 'install_update';
		$this->page_title = 'UPDATE_INSTALLATION';
		$this->unequal_version = false;

		$this->old_location = $phpbb_root_path . 'install/update/old/';
		$this->new_location = $phpbb_root_path . 'install/update/new/';

		// Init DB
		require($phpbb_root_path . 'config.' . $phpEx);
		require($phpbb_root_path . 'includes/db/' . $dbms . '.' . $phpEx);
		require($phpbb_root_path . 'includes/constants.' . $phpEx);

		// Special options for conflicts/modified files
		define('MERGE_NO_MERGE_NEW', 1);
		define('MERGE_NO_MERGE_MOD', 2);
		define('MERGE_NEW_FILE', 3);
		define('MERGE_MOD_FILE', 4);

		$db = new $sql_db();

		// Connect to DB
		$db->sql_connect($dbhost, $dbuser, $dbpasswd, $dbname, $dbport, false, false);

		// We do not need this any longer, unset for safety purposes
		unset($dbpasswd);

		$config = array();

		$sql = 'SELECT config_name, config_value
			FROM ' . CONFIG_TABLE;
		$result = $db->sql_query($sql);

		while ($row = $db->sql_fetchrow($result))
		{
			$config[$row['config_name']] = $row['config_value'];
		}
		$db->sql_freeresult($result);

		// Force template recompile
		$config['load_tplcompile'] = 1;

		// First of all, init the user session
		$user->session_begin();
		$auth->acl($user->data);

		$user->setup('install');

		// If we are within the intro page we need to make sure we get up-to-date version info
		if ($sub == 'intro')
		{
			$cache->destroy('_version_info');
		}

		// Set custom template again. ;)
		$template->set_custom_template('../adm/style', 'admin');

		// still, the acp template is never stored in the database
		$user->theme['template_storedb'] = false;

		// Get current and latest version
		if (($latest_version = $cache->get('_version_info')) === false)
		{
			$this->latest_version = $this->get_file('version_info');
			$cache->put('_version_info', $this->latest_version);
		}
		else
		{
			$this->latest_version = $latest_version;
		}

		// For the current version we trick a bit. ;)
		$this->current_version = (!empty($config['version_update_from'])) ? $config['version_update_from'] : $config['version'];

		$up_to_date = (version_compare(str_replace('rc', 'RC', strtolower($this->current_version)), str_replace('rc', 'RC', strtolower($this->latest_version)), '<')) ? false : true;

		// Check for a valid update directory, else point the user to the phpbb.com website
		if (!file_exists($phpbb_root_path . 'install/update') || !file_exists($phpbb_root_path . 'install/update/index.' . $phpEx) || !file_exists($this->old_location) || !file_exists($this->new_location))
		{
			$template->assign_vars(array(
				'S_ERROR'		=> true,
				'ERROR_MSG'		=> ($up_to_date) ? $user->lang['NO_UPDATE_FILES_UP_TO_DATE'] : sprintf($user->lang['NO_UPDATE_FILES_OUTDATED'], $config['version'], $this->current_version, $this->latest_version))
			);

			return;
		}

		$this->update_info = $this->get_file('update_info');

		// Make sure the update directory holds the correct information
		// Since admins are able to run the update/checks more than once we only check if the current version is lower or equal than the version to which we update to.
		if (version_compare(str_replace('rc', 'RC', strtolower($this->current_version)), str_replace('rc', 'RC', strtolower($this->update_info['version']['to'])), '>'))
		{
			$template->assign_vars(array(
				'S_ERROR'		=> true,
				'ERROR_MSG'		=> sprintf($user->lang['INCOMPATIBLE_UPDATE_FILES'], $config['version'], $this->update_info['version']['from'], $this->update_info['version']['to']))
			);

			return;
		}

		// Check if the update files stored are for the latest version...
		if ($this->latest_version != $this->update_info['version']['to'])
		{
			$this->unequal_version = true;

			$template->assign_vars(array(
				'S_WARNING'		=> true,
				'WARNING_MSG'	=> sprintf($user->lang['OLD_UPDATE_FILES'], $this->update_info['version']['from'], $this->update_info['version']['to'], $this->latest_version))
			);
		}

		if ($this->test_update === false)
		{
			// Got the updater template itself updated? If so, we are able to directly use it - but only if all three files are present
			if (in_array('adm/style/install_update.html', $this->update_info['files']))
			{
				$this->tpl_name = '../../install/update/new/adm/style/install_update';
			}

			// What about the language file? Got it updated?
			if (in_array('language/en/install.php', $this->update_info['files']))
			{
				$lang = array();
				include($this->new_location . 'language/en/install.php');
				// only add new keys to user's language in english
				$new_keys = array_diff(array_keys($lang), array_keys($user->lang));
				foreach ($new_keys as $i => $new_key)
				{
					$user->lang[$new_key] = $lang[$new_key];
				}
			}
		}

		// Include renderer and engine
		$this->include_file('includes/diff/diff.' . $phpEx);
		$this->include_file('includes/diff/engine.' . $phpEx);
		$this->include_file('includes/diff/renderer.' . $phpEx);

		// Make sure we stay at the file check if checking the files again
		if (!empty($_POST['check_again']))
		{
			$sub = $this->p_master->sub = 'file_check';
		}

		switch ($sub)
		{
			case 'intro':
				$this->page_title = 'UPDATE_INSTALLATION';

				$template->assign_vars(array(
					'S_INTRO'		=> true,
					'U_ACTION'		=> append_sid($this->p_master->module_url, "mode=$mode&amp;sub=version_check"),
				));

				// Make sure the update list is destroyed.
				$cache->destroy('_update_list');
				$cache->destroy('_diff_files');
			break;

			case 'version_check':
				$this->page_title = 'STAGE_VERSION_CHECK';

				$template->assign_vars(array(
					'S_UP_TO_DATE'		=> $up_to_date,
					'S_VERSION_CHECK'	=> true,

					'U_ACTION'				=> append_sid($this->p_master->module_url, "mode=$mode&amp;sub=file_check"),
					'U_DB_UPDATE_ACTION'	=> append_sid($this->p_master->module_url, "mode=$mode&amp;sub=update_db"),

					'LATEST_VERSION'	=> $this->latest_version,
					'CURRENT_VERSION'	=> $this->current_version)
				);

				// Print out version the update package updates to
				if ($this->unequal_version)
				{
					$template->assign_var('PACKAGE_VERSION', $this->update_info['version']['to']);
				}

			break;

			case 'update_db':

				// Make sure the database update is valid for the latest version
				$valid = false;
				$updates_to_version = '';

				if (file_exists($phpbb_root_path . 'install/database_update.' . $phpEx))
				{
					include_once($phpbb_root_path . 'install/database_update.' . $phpEx);

					if ($updates_to_version === $this->update_info['version']['to'])
					{
						$valid = true;
					}
				}

				// Should not happen at all
				if (!$valid)
				{
					trigger_error($user->lang['DATABASE_UPDATE_INFO_OLD'], E_USER_ERROR);
				}

				// Just a precaution
				$cache->purge();

				// Redirect the user to the database update script with some explanations...
				$template->assign_vars(array(
					'S_DB_UPDATE'			=> true,
					'S_DB_UPDATE_FINISHED'	=> ($config['version'] == $this->update_info['version']['to']) ? true : false,
					'U_DB_UPDATE'			=> append_sid($phpbb_root_path . 'install/database_update.' . $phpEx, 'type=1&amp;language=' . $user->data['user_lang']),
					'U_DB_UPDATE_ACTION'	=> append_sid($this->p_master->module_url, "mode=$mode&amp;sub=update_db"),
					'U_ACTION'				=> append_sid($this->p_master->module_url, "mode=$mode&amp;sub=file_check"),
				));

			break;

			case 'file_check':

				// Make sure the previous file collection is no longer valid...
				$cache->destroy('_diff_files');

				$this->page_title = 'STAGE_FILE_CHECK';

				// Now make sure our update list is correct if the admin refreshes
				$action = request_var('action', '');

				// We are directly within an update. To make sure our update list is correct we check its status.
				$update_list = (!empty($_POST['check_again'])) ? false : $cache->get('_update_list');
				$modified = ($update_list !== false) ? @filemtime($cache->cache_dir . 'data_update_list.' . $phpEx) : 0;

				// Make sure the list is up-to-date
				if ($update_list !== false)
				{
					$get_new_list = false;
					foreach ($this->update_info['files'] as $file)
					{
						if (file_exists($phpbb_root_path . $file) && filemtime($phpbb_root_path . $file) > $modified)
						{
							$get_new_list = true;
							break;
						}
					}
				}
				else
				{
					$get_new_list = true;
				}

				if (!$get_new_list && $update_list['status'] != -1)
				{
					$get_new_list = true;
				}

				if ($get_new_list)
				{
					$this->get_update_structure($update_list);
					$cache->put('_update_list', $update_list);

					// Refresh the page if we are still not finished...
					if ($update_list['status'] != -1)
					{
						$refresh_url = append_sid($this->p_master->module_url, "mode=$mode&amp;sub=file_check");
						meta_refresh(2, $refresh_url);

						$template->assign_vars(array(
							'S_IN_PROGRESS'		=> true,
							'S_COLLECTED'		=> (int) $update_list['status'],
							'S_TO_COLLECT'		=> sizeof($this->update_info['files']),
							'L_IN_PROGRESS'				=> $user->lang['COLLECTING_FILE_DIFFS'],
							'L_IN_PROGRESS_EXPLAIN'		=> sprintf($user->lang['NUMBER_OF_FILES_COLLECTED'], (int) $update_list['status'], sizeof($this->update_info['files'])),
						));

						return;
					}
				}

				if ($action == 'diff')
				{
					$this->show_diff($update_list);
					return;
				}

				if (sizeof($update_list['no_update']))
				{
					$template->assign_vars(array(
						'S_NO_UPDATE_FILES'		=> true,
						'NO_UPDATE_FILES'		=> implode(', ', array_map('htmlspecialchars', $update_list['no_update'])))
					);
				}

				// Now assign the list to the template
				foreach ($update_list as $status => $filelist)
				{
					if ($status == 'no_update' || !sizeof($filelist) || $status == 'status')
					{
						continue;
					}

					$template->assign_block_vars('files', array(
						'S_STATUS'		=> true,
						'STATUS'		=> $status,
						'L_STATUS'		=> $user->lang['STATUS_' . strtoupper($status)],
						'TITLE'			=> $user->lang['FILES_' . strtoupper($status)],
						'EXPLAIN'		=> $user->lang['FILES_' . strtoupper($status) . '_EXPLAIN'],
						)
					);

					foreach ($filelist as $file_struct)
					{
						$s_binary = (!empty($this->update_info['binary']) && in_array($file_struct['filename'], $this->update_info['binary'])) ? true : false;

						$filename = htmlspecialchars($file_struct['filename']);
						if (strrpos($filename, '/') !== false)
						{
							$dir_part = substr($filename, 0, strrpos($filename, '/') + 1);
							$file_part = substr($filename, strrpos($filename, '/') + 1);
						}
						else
						{
							$dir_part = '';
							$file_part = $filename;
						}

						$diff_url = append_sid($this->p_master->module_url, "mode=$mode&amp;sub=file_check&amp;action=diff&amp;status=$status&amp;file=" . urlencode($file_struct['filename']));

						$template->assign_block_vars('files', array(
							'STATUS'			=> $status,

							'FILENAME'			=> $filename,
							'DIR_PART'			=> $dir_part,
							'FILE_PART'			=> $file_part,
							'NUM_CONFLICTS'		=> (isset($file_struct['conflicts'])) ? $file_struct['conflicts'] : 0,

							'S_CUSTOM'			=> ($file_struct['custom']) ? true : false,
							'S_BINARY'			=> $s_binary,
							'CUSTOM_ORIGINAL'	=> ($file_struct['custom']) ? $file_struct['original'] : '',

							'U_SHOW_DIFF'		=> $diff_url,
							'L_SHOW_DIFF'		=> ($status != 'up_to_date') ? $user->lang['SHOW_DIFF_' . strtoupper($status)] : '',

							'U_VIEW_MOD_FILE'		=> $diff_url . '&amp;op=' . MERGE_MOD_FILE,
							'U_VIEW_NEW_FILE'		=> $diff_url . '&amp;op=' . MERGE_NEW_FILE,
							'U_VIEW_NO_MERGE_MOD'	=> $diff_url . '&amp;op=' . MERGE_NO_MERGE_MOD,
							'U_VIEW_NO_MERGE_NEW'	=> $diff_url . '&amp;op=' . MERGE_NO_MERGE_NEW,
						));
					}
				}

				$all_up_to_date = true;
				foreach ($update_list as $status => $filelist)
				{
					if ($status != 'up_to_date' && $status != 'custom' && $status != 'status' && sizeof($filelist))
					{
						$all_up_to_date = false;
						break;
					}
				}

				$template->assign_vars(array(
					'S_FILE_CHECK'			=> true,
					'S_ALL_UP_TO_DATE'		=> $all_up_to_date,
					'S_VERSION_UP_TO_DATE'	=> $up_to_date,
					'U_ACTION'				=> append_sid($this->p_master->module_url, "mode=$mode&amp;sub=file_check"),
					'U_UPDATE_ACTION'		=> append_sid($this->p_master->module_url, "mode=$mode&amp;sub=update_files"),
					'U_DB_UPDATE_ACTION'	=> append_sid($this->p_master->module_url, "mode=$mode&amp;sub=update_db"),
				));

				if ($all_up_to_date)
				{
					// Add database update to log
					add_log('admin', 'LOG_UPDATE_PHPBB', $this->current_version, $this->latest_version);

					// Refresh prosilver css data - this may cause some unhappy users, but
					$sql = 'SELECT *
						FROM ' . STYLES_THEME_TABLE . "
						WHERE theme_name = 'prosilver'";
					$result = $db->sql_query($sql);
					$theme = $db->sql_fetchrow($result);
					$db->sql_freeresult($result);

					if ($theme)
					{
						$recache = (empty($theme['theme_data'])) ? true : false;
						$update_time = time();

						// We test for stylesheet.css because it is faster and most likely the only file changed on common themes
						if (!$recache && $theme['theme_mtime'] < @filemtime("{$phpbb_root_path}styles/" . $theme['theme_path'] . '/theme/stylesheet.css'))
						{
							$recache = true;
							$update_time = @filemtime("{$phpbb_root_path}styles/" . $theme['theme_path'] . '/theme/stylesheet.css');
						}
						else if (!$recache)
						{
							$last_change = $theme['theme_mtime'];
							$dir = @opendir("{$phpbb_root_path}styles/{$theme['theme_path']}/theme");

							if ($dir)
							{
								while (($entry = readdir($dir)) !== false)
								{
									if (substr(strrchr($entry, '.'), 1) == 'css' && $last_change < @filemtime("{$phpbb_root_path}styles/{$theme['theme_path']}/theme/{$entry}"))
									{
										$recache = true;
										break;
									}
								}
								closedir($dir);
							}
						}

						if ($recache)
						{
							include_once($phpbb_root_path . 'includes/acp/acp_styles.' . $phpEx);

							$theme['theme_data'] = acp_styles::db_theme_data($theme);
							$theme['theme_mtime'] = $update_time;

							// Save CSS contents
							$sql_ary = array(
								'theme_mtime'	=> $theme['theme_mtime'],
								'theme_data'	=> $theme['theme_data']
							);

							$sql = 'UPDATE ' . STYLES_THEME_TABLE . ' SET ' . $db->sql_build_array('UPDATE', $sql_ary) . '
								WHERE theme_id = ' . $theme['theme_id'];
							$db->sql_query($sql);

							$cache->destroy('sql', STYLES_THEME_TABLE);
						}
					}

					$db->sql_return_on_error(true);
					$db->sql_query('DELETE FROM ' . CONFIG_TABLE . " WHERE config_name = 'version_update_from'");
					$db->sql_return_on_error(false);

					$cache->purge();
				}

			break;

			case 'update_files':

				$this->page_title = 'STAGE_UPDATE_FILES';

				$s_hidden_fields = '';
				$params = array();
				$conflicts = request_var('conflict', array('' => 0));
				$modified = request_var('modified', array('' => 0));

				foreach ($conflicts as $filename => $merge_option)
				{
					$s_hidden_fields .= '<input type="hidden" name="conflict[' . htmlspecialchars($filename) . ']" value="' . $merge_option . '" />';
					$params[] = 'conflict[' . urlencode($filename) . ']=' . urlencode($merge_option);
				}

				foreach ($modified as $filename => $merge_option)
				{
					if (!$merge_option)
					{
						continue;
					}
					$s_hidden_fields .= '<input type="hidden" name="modified[' . htmlspecialchars($filename) . ']" value="' . $merge_option . '" />';
					$params[] = 'modified[' . urlencode($filename) . ']=' . urlencode($merge_option);
				}

				$no_update = request_var('no_update', array(0 => ''));

				foreach ($no_update as $index => $filename)
				{
					$s_hidden_fields .= '<input type="hidden" name="no_update[]" value="' . htmlspecialchars($filename) . '" />';
					$params[] = 'no_update[]=' . urlencode($filename);
				}

				// Before the user is choosing his preferred method, let's create the content list...
				$update_list = $cache->get('_update_list');

				if ($update_list === false)
				{
					trigger_error($user->lang['NO_UPDATE_INFO'], E_USER_ERROR);
				}

				// Check if the conflicts data is valid
				if (sizeof($conflicts))
				{
					$conflict_filenames = array();
					foreach ($update_list['conflict'] as $files)
					{
						$conflict_filenames[] = $files['filename'];
					}

					$new_conflicts = array();
					foreach ($conflicts as $filename => $diff_method)
					{
						if (in_array($filename, $conflict_filenames))
						{
							$new_conflicts[$filename] = $diff_method;
						}
					}

					$conflicts = $new_conflicts;
				}

				// Build list for modifications
				if (sizeof($modified))
				{
					$modified_filenames = array();
					foreach ($update_list['modified'] as $files)
					{
						$modified_filenames[] = $files['filename'];
					}

					$new_modified = array();
					foreach ($modified as $filename => $diff_method)
					{
						if (in_array($filename, $modified_filenames))
						{
							$new_modified[$filename] = $diff_method;
						}
					}

					$modified = $new_modified;
				}

				// Check number of conflicting files, they need to be equal. For modified files the number can differ
				if (sizeof($update_list['conflict']) != sizeof($conflicts))
				{
					trigger_error($user->lang['MERGE_SELECT_ERROR'], E_USER_ERROR);
				}

				// Before we do anything, let us diff the files and store the raw file information "somewhere"
				$get_files = false;
				$file_list = $cache->get('_diff_files');

				if ($file_list === false || $file_list['status'] != -1)
				{
					$get_files = true;
				}

				if ($get_files)
				{
					if ($file_list === false)
					{
						$file_list = array(
							'status'	=> 0,
						);
					}

					$processed = 0;
					foreach ($update_list as $status => $files)
					{
						if (!is_array($files))
						{
							continue;
						}

						foreach ($files as $file_struct)
						{
							// Skip this file if the user selected to not update it
							if (in_array($file_struct['filename'], $no_update))
							{
								continue;
							}

							// Already handled... then skip of course...
							if (isset($file_list[$file_struct['filename']]))
							{
								continue;
							}

							// Refresh if we reach 5 diffs...
							if ($processed >= 5)
							{
								$cache->put('_diff_files', $file_list);

								if (!empty($_REQUEST['download']))
								{
									$params[] = 'download=1';
								}

								$redirect_url = append_sid($this->p_master->module_url, "mode=$mode&amp;sub=update_files&amp;" . implode('&amp;', $params));
								meta_refresh(3, $redirect_url);

								$template->assign_vars(array(
									'S_IN_PROGRESS'			=> true,
									'L_IN_PROGRESS'			=> $user->lang['MERGING_FILES'],
									'L_IN_PROGRESS_EXPLAIN'	=> $user->lang['MERGING_FILES_EXPLAIN'],
								));

								return;
							}

							$original_filename = ($file_struct['custom']) ? $file_struct['original'] : $file_struct['filename'];

							switch ($status)
							{
								case 'modified':

									$option = (isset($modified[$file_struct['filename']])) ? $modified[$file_struct['filename']] : 0;

									switch ($option)
									{
										case MERGE_NO_MERGE_NEW:
											$contents = file_get_contents($this->new_location . $original_filename);
										break;

										case MERGE_NO_MERGE_MOD:
											$contents = file_get_contents($phpbb_root_path . $file_struct['filename']);
										break;

										default:
											$diff = $this->return_diff($this->old_location . $original_filename, $phpbb_root_path . $file_struct['filename'], $this->new_location . $original_filename);

											$contents = implode("\n", $diff->merged_output());
											unset($diff);
										break;
									}

									$file_list[$file_struct['filename']] = '_file_' . md5($file_struct['filename']);
									$cache->put($file_list[$file_struct['filename']], base64_encode($contents));

									$file_list['status']++;
									$processed++;

								break;

								case 'conflict':

									$option = $conflicts[$file_struct['filename']];
									$contents = '';

									switch ($option)
									{
										case MERGE_NO_MERGE_NEW:
											$contents = file_get_contents($this->new_location . $original_filename);
										break;

										case MERGE_NO_MERGE_MOD:
											$contents = file_get_contents($phpbb_root_path . $file_struct['filename']);
										break;

										default:

											$diff = $this->return_diff($this->old_location . $original_filename, $phpbb_root_path . $file_struct['filename'], $this->new_location . $original_filename);

											if ($option == MERGE_NEW_FILE)
											{
												$contents = implode("\n", $diff->merged_new_output());
											}
											else if ($option == MERGE_MOD_FILE)
											{
												$contents = implode("\n", $diff->merged_orig_output());
											}
											else
											{
												unset($diff);
												break 2;
											}

											unset($diff);
										break;
									}

									$file_list[$file_struct['filename']] = '_file_' . md5($file_struct['filename']);
									$cache->put($file_list[$file_struct['filename']], base64_encode($contents));

									$file_list['status']++;
									$processed++;

								break;
							}
						}
					}
				}

				$file_list['status'] = -1;
				$cache->put('_diff_files', $file_list);

				if (!empty($_REQUEST['download']))
				{
					$this->include_file('includes/functions_compress.' . $phpEx);

					$use_method = request_var('use_method', '');
					$methods = array('.tar');

					$available_methods = array('.tar.gz' => 'zlib', '.tar.bz2' => 'bz2', '.zip' => 'zlib');
					foreach ($available_methods as $type => $module)
					{
						if (!@extension_loaded($module))
						{
							continue;
						}

						$methods[] = $type;
					}

					// Let the user decide in which format he wants to have the pack
					if (!$use_method)
					{
						$this->page_title = 'SELECT_DOWNLOAD_FORMAT';

						$radio_buttons = '';
						foreach ($methods as $method)
						{
							$radio_buttons .= '<label><input type="radio"' . ((!$radio_buttons) ? ' id="use_method"' : '') . ' class="radio" value="' . $method . '" name="use_method" /> ' . $method . '</label>';
						}

						$template->assign_vars(array(
							'S_DOWNLOAD_FILES'		=> true,
							'U_ACTION'				=> append_sid($this->p_master->module_url, "mode=$mode&amp;sub=update_files"),
							'RADIO_BUTTONS'			=> $radio_buttons,
							'S_HIDDEN_FIELDS'		=> $s_hidden_fields)
						);

						// To ease the update process create a file location map
						$update_list = $cache->get('_update_list');
						$script_path = ($config['force_server_vars']) ? (($config['script_path'] == '/') ? '/' : $config['script_path'] . '/') : $user->page['root_script_path'];

						foreach ($update_list as $status => $files)
						{
							if ($status == 'up_to_date' || $status == 'no_update' || $status == 'status')
							{
								continue;
							}

							foreach ($files as $file_struct)
							{
								if (in_array($file_struct['filename'], $no_update))
								{
									continue;
								}

								$template->assign_block_vars('location', array(
									'SOURCE'		=> htmlspecialchars($file_struct['filename']),
									'DESTINATION'	=> $script_path . htmlspecialchars($file_struct['filename']),
								));
							}
						}
						return;
					}

					if (!in_array($use_method, $methods))
					{
						$use_method = '.tar';
					}

					$update_mode = 'download';
				}
				else
				{
					$this->include_file('includes/functions_transfer.' . $phpEx);

					// Choose FTP, if not available use fsock...
					$method = basename(request_var('method', ''));
					$submit = (isset($_POST['submit'])) ? true : false;
					$test_ftp_connection = request_var('test_connection', '');

					if (!$method || !class_exists($method))
					{
						$method = 'ftp';
						$methods = transfer::methods();

						if (!in_array('ftp', $methods))
						{
							$method = $methods[0];
						}
					}

					$test_connection = false;
					if ($test_ftp_connection || $submit)
					{
						$transfer = new $method(request_var('host', ''), request_var('username', ''), request_var('password', ''), request_var('root_path', ''), request_var('port', ''), request_var('timeout', ''));
						$test_connection = $transfer->open_session();

						// Make sure that the directory is correct by checking for the existence of common.php
						if ($test_connection === true)
						{
							// Check for common.php file
							if (!$transfer->file_exists($phpbb_root_path, 'common.' . $phpEx))
							{
								$test_connection = 'ERR_WRONG_PATH_TO_PHPBB';
							}
						}

						$transfer->close_session();

						// Make sure the login details are correct before continuing
						if ($submit && $test_connection !== true)
						{
							$submit = false;
							$test_ftp_connection = true;
						}
					}

					$s_hidden_fields .= build_hidden_fields(array('method' => $method));

					if (!$submit)
					{
						$this->page_title = 'SELECT_FTP_SETTINGS';

						if (!class_exists($method))
						{
							trigger_error('Method does not exist.', E_USER_ERROR);
						}

						$requested_data = call_user_func(array($method, 'data'));
						foreach ($requested_data as $data => $default)
						{
							$template->assign_block_vars('data', array(
								'DATA'		=> $data,
								'NAME'		=> $user->lang[strtoupper($method . '_' . $data)],
								'EXPLAIN'	=> $user->lang[strtoupper($method . '_' . $data) . '_EXPLAIN'],
								'DEFAULT'	=> (!empty($_REQUEST[$data])) ? request_var($data, '') : $default
							));
						}

						$template->assign_vars(array(
							'S_CONNECTION_SUCCESS'		=> ($test_ftp_connection && $test_connection === true) ? true : false,
							'S_CONNECTION_FAILED'		=> ($test_ftp_connection && $test_connection !== true) ? true : false,
							'ERROR_MSG'					=> ($test_ftp_connection && $test_connection !== true) ? $user->lang[$test_connection] : '',

							'S_FTP_UPLOAD'		=> true,
							'UPLOAD_METHOD'		=> $method,
							'U_ACTION'			=> append_sid($this->p_master->module_url, "mode=$mode&amp;sub=update_files"),
							'U_DOWNLOAD_METHOD'	=> append_sid($this->p_master->module_url, "mode=$mode&amp;sub=update_files&amp;download=1"),
							'S_HIDDEN_FIELDS'	=> $s_hidden_fields,
						));

						return;
					}

					$update_mode = 'upload';
				}

				// Now update the installation or download the archive...
				$download_filename = 'update_' . $this->update_info['version']['from'] . '_to_' . $this->update_info['version']['to'];
				$archive_filename = $download_filename . '_' . time() . '_' . unique_id();

				// Now init the connection
				if ($update_mode == 'download')
				{
					if ($use_method == '.zip')
					{
						$compress = new compress_zip('w', $phpbb_root_path . 'store/' . $archive_filename . $use_method);
					}
					else
					{
						$compress = new compress_tar('w', $phpbb_root_path . 'store/' . $archive_filename . $use_method, $use_method);
					}
				}
				else
				{
					$transfer = new $method(request_var('host', ''), request_var('username', ''), request_var('password', ''), request_var('root_path', ''), request_var('port', ''), request_var('timeout', ''));
					$transfer->open_session();
				}

				// Ok, go through the update list and do the operations based on their status
				foreach ($update_list as $status => $files)
				{
					if (!is_array($files))
					{
						continue;
					}

					foreach ($files as $file_struct)
					{
						// Skip this file if the user selected to not update it
						if (in_array($file_struct['filename'], $no_update))
						{
							continue;
						}

						$original_filename = ($file_struct['custom']) ? $file_struct['original'] : $file_struct['filename'];

						switch ($status)
						{
							case 'new':
							case 'new_conflict':
							case 'not_modified':

								if ($update_mode == 'download')
								{
									$compress->add_custom_file($this->new_location . $original_filename, $file_struct['filename']);
								}
								else
								{
									if ($status != 'new')
									{
										$transfer->rename($file_struct['filename'], $file_struct['filename'] . '.bak');
									}

									// New directory too?
									$dirname = dirname($file_struct['filename']);

									if ($dirname && !file_exists($phpbb_root_path . $dirname))
									{
										$transfer->make_dir($dirname);
									}

									$transfer->copy_file($this->new_location . $original_filename, $file_struct['filename']);
								}
							break;

							case 'modified':

								$contents = base64_decode($cache->get($file_list[$file_struct['filename']]));

								if ($update_mode == 'download')
								{
									$compress->add_data($contents, $file_struct['filename']);
								}
								else
								{
									// @todo add option to specify if a backup file should be created?
									$transfer->rename($file_struct['filename'], $file_struct['filename'] . '.bak');
									$transfer->write_file($file_struct['filename'], $contents);
								}
							break;

							case 'conflict':

								$contents = base64_decode($cache->get($file_list[$file_struct['filename']]));

								if ($update_mode == 'download')
								{
									$compress->add_data($contents, $file_struct['filename']);
								}
								else
								{
									$transfer->rename($file_struct['filename'], $file_struct['filename'] . '.bak');
									$transfer->write_file($file_struct['filename'], $contents);
								}
							break;
						}
					}
				}

				if ($update_mode == 'download')
				{
					$compress->close();

					$compress->download($archive_filename, $download_filename);
					@unlink($phpbb_root_path . 'store/' . $archive_filename . $use_method);

					exit;
				}
				else
				{
					$transfer->close_session();

					$template->assign_vars(array(
						'S_UPLOAD_SUCCESS'	=> true,
						'U_ACTION'			=> append_sid($this->p_master->module_url, "mode=$mode&amp;sub=file_check"))
					);
					return;
				}

			break;

		}
	}
Example #3
0
 function refresh_all_themes()
 {
     global $config, $db, $auth, $template, $phpbb_root_path, $cache, $user;
     // Refresh theme data stored in the database
     $sql = 'SELECT * FROM ' . STYLES_THEME_TABLE . '';
     $result = $db->sql_query($sql);
     while ($theme_row = $db->sql_fetchrow($result)) {
         if (!$theme_row) {
             trigger_error($user->lang['NO_THEME'] . adm_back_link($this->u_action), E_USER_WARNING);
         }
         if (!$theme_row['theme_storedb']) {
             trigger_error($user->lang['THEME_ERR_REFRESH_FS'] . adm_back_link($this->u_action), E_USER_WARNING);
         }
         if ($theme_row['theme_storedb'] && file_exists("{$phpbb_root_path}styles/{$theme_row['theme_path']}/theme/stylesheet.css")) {
             // Save CSS contents
             $sql_ary = array('theme_mtime' => (int) filemtime("{$phpbb_root_path}styles/{$theme_row['theme_path']}/theme/stylesheet.css"), 'theme_data' => acp_styles::db_theme_data($theme_row));
             $sql = 'UPDATE ' . STYLES_THEME_TABLE . ' SET ' . $db->sql_build_array('UPDATE', $sql_ary) . "\r\n\t\t\t\t\tWHERE theme_id = '" . $theme_row['theme_id'] . "'";
             $db->sql_query($sql);
             $cache->destroy('sql', STYLES_THEME_TABLE);
         }
     }
     $db->sql_freeresult($result);
     add_log('admin', 'LOG_THEME_REFRESHED', 'Called from the PBWoW ACP module');
     trigger_error($user->lang['THEME_REFRESHED'] . adm_back_link($this->u_action));
 }
Example #4
0
    function main($mode, $sub)
    {
        global $lang, $template, $language, $phpbb_root_path, $phpEx, $config, $db, $table_prefix, $db, $auth, $cache, $user;
        $this->old_location = $phpbb_root_path . 'garage/install/install/old/';
        $this->new_location = $phpbb_root_path . 'garage/install/install/new/';
        // Special options for conflicts/modified files
        define('MERGE_NO_MERGE_NEW', 1);
        define('MERGE_NO_MERGE_MOD', 2);
        define('MERGE_NEW_FILE', 3);
        define('MERGE_MOD_FILE', 4);
        $this->install_info = $this->get_file('install_info');
        // Include renderer and engine
        $this->include_file('includes/diff/diff.' . $phpEx);
        $this->include_file('includes/diff/engine.' . $phpEx);
        $this->include_file('includes/diff/renderer.' . $phpEx);
        // Make sure we stay at the file check if checking the files again
        if (!empty($_POST['check_again'])) {
            $sub = $this->p_master->sub = 'file_check';
        }
        $this->tpl_name = 'garage_install_install';
        switch ($sub) {
            case 'intro':
                $this->page_title = $lang['SUB_INTRO'];
                $template->assign_vars(array('TITLE' => $lang['INSTALL_INTRO'], 'BODY' => $lang['INSTALL_INTRO_BODY'], 'L_SUBMIT' => $lang['NEXT_STEP'], 'U_ACTION' => $this->p_master->module_url . "?mode={$mode}&amp;sub=requirements&amp;language={$language}"));
                break;
            case 'requirements':
                $this->check_server_requirements($mode, $sub);
                break;
            case 'optional':
                $this->obtain_optional_settings($mode, $sub);
                break;
            case 'create_table':
                $this->load_schema($mode, $sub);
                break;
            case 'create_permissions':
                $this->add_permissions($mode, $sub);
                $this->update_group_permissions($mode, $sub);
                $this->update_role_permissions($mode, $sub);
                $submit = $lang['NEXT_STEP'];
                $url = $this->p_master->module_url . "?mode={$mode}&amp;sub=install_modules";
                $template->assign_vars(array('BODY' => $lang['STAGE_CREATE_PERMISSIONS_EXPLAIN'], 'L_SUBMIT' => $submit, 'U_ACTION' => $url));
                break;
            case 'install_modules':
                $this->add_modules($mode, $sub);
                $submit = $lang['NEXT_STEP'];
                $url = $this->p_master->module_url . "?mode={$mode}&amp;sub=file_check";
                $template->assign_vars(array('BODY' => $lang['STAGE_INSTALL_MODULES_EXPLAIN'], 'L_SUBMIT' => $submit, 'U_ACTION' => $url));
                break;
                // Last step is just a re-check of files...
            // Last step is just a re-check of files...
            case 'final':
            case 'file_check':
                $this->tpl_name = 'garage_install_update';
                $this->page_title = 'STAGE_FILE_CHECK';
                // Now make sure our install list is correct if the admin refreshes
                $action = request_var('action', '');
                // We are directly within an update. To make sure our install list is correct we check its status.
                $install_list = !empty($_POST['check_again']) ? false : $cache->get('_install_list');
                $modified = $install_list !== false ? @filemtime($cache->cache_dir . 'data_install_list.' . $phpEx) : 0;
                // Make sure the list is up-to-date
                if ($install_list !== false) {
                    $get_new_list = false;
                    foreach ($this->install_info['files'] as $file) {
                        if (file_exists($phpbb_root_path . $file) && filemtime($phpbb_root_path . $file) > $modified) {
                            $get_new_list = true;
                            break;
                        }
                    }
                } else {
                    $get_new_list = true;
                }
                if ($get_new_list) {
                    $install_list = $this->get_install_structure();
                    $cache->put('_install_list', $install_list);
                }
                if ($action == 'diff') {
                    $this->show_diff($install_list);
                    return;
                }
                // Now assign the list to the template
                foreach ($install_list as $status => $filelist) {
                    if ($status == 'no_update' || !sizeof($filelist)) {
                        continue;
                    }
                    $template->assign_block_vars('files', array('S_STATUS' => true, 'STATUS' => $status, 'L_STATUS' => $user->lang['STATUS_' . strtoupper($status)], 'TITLE' => $user->lang['FILES_' . strtoupper($status)], 'EXPLAIN' => $user->lang['FILES_' . strtoupper($status) . '_EXPLAIN']));
                    foreach ($filelist as $file_struct) {
                        $filename = htmlspecialchars($file_struct['filename']);
                        if (strrpos($filename, '/') !== false) {
                            $dir_part = substr($filename, 0, strrpos($filename, '/') + 1);
                            $file_part = substr($filename, strrpos($filename, '/') + 1);
                        } else {
                            $dir_part = '';
                            $file_part = $filename;
                        }
                        $diff_url = append_sid($this->p_master->module_url, "mode={$mode}&amp;sub=file_check&amp;action=diff&amp;status={$status}&amp;file=" . urlencode($file_struct['filename']));
                        $template->assign_block_vars('files', array('STATUS' => $status, 'FILENAME' => $filename, 'DIR_PART' => $dir_part, 'FILE_PART' => $file_part, 'NUM_CONFLICTS' => isset($file_struct['conflicts']) ? $file_struct['conflicts'] : 0, 'S_CUSTOM' => $file_struct['custom'] ? true : false, 'CUSTOM_ORIGINAL' => $file_struct['custom'] ? $file_struct['original'] : '', 'U_SHOW_DIFF' => $diff_url, 'L_SHOW_DIFF' => $status != 'up_to_date' ? $user->lang['SHOW_DIFF_' . strtoupper($status)] : '', 'U_VIEW_MOD_FILE' => $diff_url . '&amp;op=' . MERGE_MOD_FILE, 'U_VIEW_NEW_FILE' => $diff_url . '&amp;op=' . MERGE_NEW_FILE, 'U_VIEW_NO_MERGE_MOD' => $diff_url . '&amp;op=' . MERGE_NO_MERGE_MOD, 'U_VIEW_NO_MERGE_NEW' => $diff_url . '&amp;op=' . MERGE_NO_MERGE_NEW));
                    }
                }
                $all_up_to_date = true;
                foreach ($install_list as $status => $filelist) {
                    if ($status != 'up_to_date' && $status != 'custom' && sizeof($filelist)) {
                        $all_up_to_date = false;
                        break;
                    }
                }
                $template->assign_vars(array('S_FILE_CHECK' => true, 'S_ALL_UP_TO_DATE' => $all_up_to_date, 'U_ACTION' => append_sid($this->p_master->module_url, "mode={$mode}&amp;sub=file_check"), 'U_UPDATE_ACTION' => append_sid($this->p_master->module_url, "mode={$mode}&amp;sub=update_files")));
                if ($all_up_to_date and $sub == 'final') {
                    // Remove the lock file
                    @unlink($phpbb_root_path . 'cache/install_lock');
                }
                // Make sure we stay at the final if we checked_again and all is now up to date
                if (!empty($_POST['check_again']) && $all_up_to_date) {
                    $sub = $this->p_master->sub = 'final';
                }
                if ($all_up_to_date) {
                    // Refresh any style css data we updated - this may cause some unhappy users, but
                    $sql = 'SELECT *
						FROM ' . STYLES_THEME_TABLE;
                    $result = $db->sql_query($sql);
                    while ($theme = $db->sql_fetchrow($result)) {
                        //Check For Themes Updated By Installer
                        if (file_exists($phpbb_root_path . "garage/install/install/styles/{$theme['theme_name']}/theme/index." . $phpEx)) {
                            $recache = empty($theme['theme_data']) ? true : false;
                            $update_time = time();
                            // We test for stylesheet.css because it is faster and most likely the only file changed on common themes
                            if (!$recache && $theme['theme_mtime'] < @filemtime("{$phpbb_root_path}styles/" . $theme['theme_path'] . '/theme/stylesheet.css')) {
                                $recache = true;
                                $update_time = @filemtime("{$phpbb_root_path}styles/" . $theme['theme_path'] . '/theme/stylesheet.css');
                            } else {
                                if (!$recache) {
                                    $last_change = $theme['theme_mtime'];
                                    $dir = @opendir("{$phpbb_root_path}styles/{$theme['theme_path']}/theme");
                                    if ($dir) {
                                        while (($entry = readdir($dir)) !== false) {
                                            if (substr(strrchr($entry, '.'), 1) == 'css' && $last_change < @filemtime("{$phpbb_root_path}styles/{$theme['theme_path']}/theme/{$entry}")) {
                                                $recache = true;
                                                break;
                                            }
                                        }
                                        closedir($dir);
                                    }
                                }
                            }
                            if ($recache) {
                                include_once $phpbb_root_path . 'includes/acp/acp_styles.' . $phpEx;
                                $theme['theme_data'] = acp_styles::db_theme_data($theme);
                                $theme['theme_mtime'] = $update_time;
                                // Save CSS contents
                                $sql_ary = array('theme_mtime' => $theme['theme_mtime'], 'theme_data' => $theme['theme_data']);
                                $sql = 'UPDATE ' . STYLES_THEME_TABLE . ' SET ' . $db->sql_build_array('UPDATE', $sql_ary) . '
									WHERE theme_id = ' . $theme['theme_id'];
                                $db->sql_query($sql);
                                $cache->destroy('sql', STYLES_THEME_TABLE);
                            }
                        }
                    }
                    $db->sql_freeresult($result);
                    // Refresh any imageset data we updated - but only for garage images
                    $sql = 'SELECT *
						FROM ' . STYLES_IMAGESET_TABLE;
                    $result = $db->sql_query($sql);
                    while ($imageset = $db->sql_fetchrow($result)) {
                        $sql_ary = array();
                        $db->sql_transaction('begin');
                        if (!class_exists('garage_template')) {
                            include $phpbb_root_path . 'includes/mods/class_garage_template.' . $phpEx;
                            $garage_template = new garage_template();
                        }
                        //We need to build the imageset_keys now only for garage keys
                        $imageset_keys = array();
                        $imageset_keys['buttons'] = array();
                        $imageset_keys = $garage_template->update_imageset_keys($imageset_keys);
                        $imageset_definitions = array();
                        foreach ($imageset_keys as $topic => $key_array) {
                            $imageset_definitions = array_merge($imageset_definitions, $key_array);
                        }
                        //Check For Imageset Updated By Installer
                        if (file_exists($phpbb_root_path . "garage/install/install/new/styles/{$imageset['imageset_path']}/imageset/imageset.cfg")) {
                            $cfg_data_imageset = parse_cfg_file("{$phpbb_root_path}styles/{$imageset['imageset_path']}/imageset/imageset.cfg");
                            $sql = 'DELETE FROM ' . STYLES_IMAGESET_DATA_TABLE . '
								WHERE imageset_id = ' . $imageset['imageset_id'] . '
									AND ' . $db->sql_in_set('image_name', $imageset_keys['garage']);
                            $db->sql_query($sql);
                            foreach ($cfg_data_imageset as $image_name => $value) {
                                //Lets cut to the chase and make sure we only work with garage images
                                $image_wanted = substr($image_name, 4);
                                if (!in_array($image_wanted, $imageset_keys['garage'])) {
                                    continue;
                                }
                                if (strpos($value, '*') !== false) {
                                    if (substr($value, -1, 1) === '*') {
                                        list($image_filename, $image_height) = explode('*', $value);
                                        $image_width = 0;
                                    } else {
                                        list($image_filename, $image_height, $image_width) = explode('*', $value);
                                    }
                                } else {
                                    $image_filename = $value;
                                    $image_height = $image_width = 0;
                                }
                                if (strpos($image_name, 'img_') === 0 && $image_filename) {
                                    $image_name = substr($image_name, 4);
                                    if (in_array($image_name, $imageset_definitions)) {
                                        $sql_ary[] = array('image_name' => (string) $image_name, 'image_filename' => (string) $image_filename, 'image_height' => (int) $image_height, 'image_width' => (int) $image_width, 'imageset_id' => (int) $imageset['imageset_id'], 'image_lang' => '');
                                    }
                                }
                            }
                        }
                        $sql2 = 'SELECT lang_dir
							FROM ' . LANG_TABLE;
                        $result2 = $db->sql_query($sql2);
                        while ($language = $db->sql_fetchrow($result2)) {
                            //Check For Language Imageset Updated By Installer
                            if (file_exists($phpbb_root_path . "garage/install/install/new/styles/{$imageset['imageset_path']}/imageset/{$language['lang_dir']}/imageset.cfg")) {
                                $cfg_data_imageset_data = parse_cfg_file("{$phpbb_root_path}styles/{$imageset['imageset_path']}/imageset/{$language['lang_dir']}/imageset.cfg");
                                $sql = 'DELETE FROM ' . STYLES_IMAGESET_DATA_TABLE . '
									WHERE imageset_id = ' . $imageset['imageset_id'] . '
										AND ' . $db->sql_in_set('image_name', $imageset_keys['buttons']) . "\n\t\t\t\t\t\t\t\t\t\tAND image_lang = '{$language['lang_dir']}'";
                                $db->sql_query($sql);
                                foreach ($cfg_data_imageset_data as $image_name => $value) {
                                    //Lets cut to the chase and make sure we only work with garage images
                                    $image_wanted = substr($image_name, 4);
                                    if (!in_array($image_wanted, $imageset_keys['buttons'])) {
                                        continue;
                                    }
                                    if (strpos($value, '*') !== false) {
                                        if (substr($value, -1, 1) === '*') {
                                            list($image_filename, $image_height) = explode('*', $value);
                                            $image_width = 0;
                                        } else {
                                            list($image_filename, $image_height, $image_width) = explode('*', $value);
                                        }
                                    } else {
                                        $image_filename = $value;
                                        $image_height = $image_width = 0;
                                    }
                                    if (strpos($image_name, 'img_') === 0 && $image_filename) {
                                        $image_name = substr($image_name, 4);
                                        if (in_array($image_name, $imageset_definitions)) {
                                            $sql_ary[] = array('image_name' => (string) $image_name, 'image_filename' => (string) $image_filename, 'image_height' => (int) $image_height, 'image_width' => (int) $image_width, 'imageset_id' => (int) $imageset['imageset_id'], 'image_lang' => (string) $language['lang_dir']);
                                        }
                                    }
                                }
                            }
                        }
                        $db->sql_freeresult($result2);
                        $db->sql_multi_insert(STYLES_IMAGESET_DATA_TABLE, $sql_ary);
                        $db->sql_transaction('commit');
                    }
                    $db->sql_freeresult($result);
                    $cache->destroy('sql', STYLES_IMAGESET_DATA_TABLE);
                    add_log('admin', 'LOG_IMAGESET_REFRESHED', $imageset['imageset_name']);
                    $db->sql_return_on_error(true);
                    $db->sql_query('DELETE FROM ' . GARAGE_CONFIG_TABLE . " WHERE config_name = 'version_update_from'");
                    $db->sql_return_on_error(false);
                    $cache->purge();
                }
                break;
            case 'update_files':
                $this->tpl_name = 'garage_install_update';
                $this->page_title = 'STAGE_UPDATE_FILES';
                $s_hidden_fields = '';
                $conflicts = request_var('conflict', array('' => 0));
                $modified = request_var('modified', array('' => 0));
                foreach ($conflicts as $filename => $merge_option) {
                    $s_hidden_fields .= '<input type="hidden" name="conflict[' . htmlspecialchars($filename) . ']" value="' . $merge_option . '" />';
                }
                foreach ($modified as $filename => $merge_option) {
                    if (!$merge_option) {
                        continue;
                    }
                    $s_hidden_fields .= '<input type="hidden" name="modified[' . htmlspecialchars($filename) . ']" value="' . $merge_option . '" />';
                }
                $no_update = request_var('no_update', array(0 => ''));
                foreach ($no_update as $index => $filename) {
                    $s_hidden_fields .= '<input type="hidden" name="no_update[]" value="' . htmlspecialchars($filename) . '" />';
                }
                if (!empty($_POST['download'])) {
                    $this->include_file('includes/functions_compress.' . $phpEx);
                    $use_method = request_var('use_method', '');
                    $methods = array('.tar');
                    $available_methods = array('.tar.gz' => 'zlib', '.tar.bz2' => 'bz2', '.zip' => 'zlib');
                    foreach ($available_methods as $type => $module) {
                        if (!@extension_loaded($module)) {
                            continue;
                        }
                        $methods[] = $type;
                    }
                    // Let the user decide in which format he wants to have the pack
                    if (!$use_method) {
                        $this->page_title = 'SELECT_DOWNLOAD_FORMAT';
                        $radio_buttons = '';
                        foreach ($methods as $method) {
                            $radio_buttons .= '<label><input type="radio"' . (!$radio_buttons ? ' id="use_method"' : '') . ' class="radio" value="' . $method . '" name="use_method" /> ' . $method . '</label>';
                        }
                        $template->assign_vars(array('S_DOWNLOAD_FILES' => true, 'U_ACTION' => append_sid($this->p_master->module_url, "mode={$mode}&amp;sub=update_files"), 'RADIO_BUTTONS' => $radio_buttons, 'S_HIDDEN_FIELDS' => $s_hidden_fields));
                        // To ease the update process create a file location map
                        $install_list = $cache->get('_install_list');
                        $script_path = $config['force_server_vars'] ? $config['script_path'] == '/' ? '/' : $config['script_path'] . '/' : $user->page['root_script_path'];
                        foreach ($install_list as $status => $files) {
                            if ($status == 'up_to_date' || $status == 'no_update') {
                                continue;
                            }
                            foreach ($files as $file_struct) {
                                if (in_array($file_struct['filename'], $no_update)) {
                                    continue;
                                }
                                $template->assign_block_vars('location', array('SOURCE' => htmlspecialchars($file_struct['filename']), 'DESTINATION' => $script_path . htmlspecialchars($file_struct['filename'])));
                            }
                        }
                        return;
                    }
                    if (!in_array($use_method, $methods)) {
                        $use_method = '.tar';
                    }
                    $update_mode = 'download';
                } else {
                    $this->include_file('includes/functions_transfer.' . $phpEx);
                    // Choose FTP, if not available use fsock...
                    $method = request_var('method', '');
                    $submit = isset($_POST['submit']) ? true : false;
                    $test_ftp_connection = request_var('test_connection', '');
                    if (!$method) {
                        $method = 'ftp';
                        $methods = transfer::methods();
                        if (!in_array('ftp', $methods)) {
                            $method = $methods[0];
                        }
                    }
                    $test_connection = false;
                    if ($test_ftp_connection || $submit) {
                        $transfer = new $method(request_var('host', ''), request_var('username', ''), request_var('password', ''), request_var('root_path', ''), request_var('port', ''), request_var('timeout', ''));
                        $test_connection = $transfer->open_session();
                        // Make sure that the directory is correct by checking for the existence of common.php
                        if ($test_connection === true) {
                            // Check for common.php file
                            if (!$transfer->file_exists($phpbb_root_path, 'common.' . $phpEx)) {
                                $test_connection = 'ERR_WRONG_PATH_TO_PHPBB';
                            }
                        }
                        $transfer->close_session();
                        // Make sure the login details are correct before continuing
                        if ($submit && $test_connection !== true) {
                            $submit = false;
                            $test_ftp_connection = true;
                        }
                    }
                    if (!$submit) {
                        $this->page_title = 'SELECT_FTP_SETTINGS';
                        if (!class_exists($method)) {
                            trigger_error('Method does not exist.', E_USER_ERROR);
                        }
                        $requested_data = call_user_func(array($method, 'data'));
                        foreach ($requested_data as $data => $default) {
                            $template->assign_block_vars('data', array('DATA' => $data, 'NAME' => $user->lang[strtoupper($method . '_' . $data)], 'EXPLAIN' => $user->lang[strtoupper($method . '_' . $data) . '_EXPLAIN'], 'DEFAULT' => !empty($_REQUEST[$data]) ? request_var($data, '') : $default));
                        }
                        $s_hidden_fields .= build_hidden_fields(array('method' => $method));
                        $template->assign_vars(array('S_CONNECTION_SUCCESS' => $test_ftp_connection && $test_connection === true ? true : false, 'S_CONNECTION_FAILED' => $test_ftp_connection && $test_connection !== true ? true : false, 'ERROR_MSG' => $test_ftp_connection && $test_connection !== true ? $user->lang[$test_connection] : '', 'S_FTP_UPLOAD' => true, 'UPLOAD_METHOD' => $method, 'U_ACTION' => append_sid($this->p_master->module_url, "mode={$mode}&amp;sub=update_files"), 'S_HIDDEN_FIELDS' => $s_hidden_fields));
                        return;
                    }
                    $update_mode = 'upload';
                }
                // Now update the installation or download the archive...
                $download_filename = 'install_phpbbgarage_' . $this->install_info['version']['install'];
                $archive_filename = $download_filename . '_' . time() . '_' . unique_id();
                $install_list = $cache->get('_install_list');
                $conflicts = request_var('conflict', array('' => 0));
                $modified = request_var('modified', array('' => 0));
                if ($install_list === false) {
                    trigger_error($user->lang['NO_UPDATE_INFO'], E_USER_ERROR);
                }
                // Check if the conflicts data is valid
                if (sizeof($conflicts)) {
                    $conflict_filenames = array();
                    foreach ($install_list['conflict'] as $files) {
                        $conflict_filenames[] = $files['filename'];
                    }
                    $new_conflicts = array();
                    foreach ($conflicts as $filename => $diff_method) {
                        if (in_array($filename, $conflict_filenames)) {
                            $new_conflicts[$filename] = $diff_method;
                        }
                    }
                    $conflicts = $new_conflicts;
                }
                // Build list for modifications
                if (sizeof($modified)) {
                    $modified_filenames = array();
                    foreach ($install_list['modified'] as $files) {
                        $modified_filenames[] = $files['filename'];
                    }
                    $new_modified = array();
                    foreach ($modified as $filename => $diff_method) {
                        if (in_array($filename, $modified_filenames)) {
                            $new_modified[$filename] = $diff_method;
                        }
                    }
                    $modified = $new_modified;
                }
                // Check number of conflicting files, they need to be equal. For modified files the number can differ
                if (sizeof($install_list['conflict']) != sizeof($conflicts)) {
                    trigger_error($user->lang['MERGE_SELECT_ERROR'], E_USER_ERROR);
                }
                // Now init the connection
                if ($update_mode == 'download') {
                    if ($use_method == '.zip') {
                        $compress = new compress_zip('w', $phpbb_root_path . 'store/' . $archive_filename . $use_method);
                    } else {
                        $compress = new compress_tar('w', $phpbb_root_path . 'store/' . $archive_filename . $use_method, $use_method);
                    }
                } else {
                    $transfer = new $method(request_var('host', ''), request_var('username', ''), request_var('password', ''), request_var('root_path', ''), request_var('port', ''), request_var('timeout', ''));
                    $transfer->open_session();
                }
                // Ok, go through the update list and do the operations based on their status
                foreach ($install_list as $status => $files) {
                    foreach ($files as $file_struct) {
                        // Skip this file if the user selected to not update it
                        if (in_array($file_struct['filename'], $no_update)) {
                            continue;
                        }
                        $original_filename = $file_struct['custom'] ? $file_struct['original'] : $file_struct['filename'];
                        switch ($status) {
                            case 'new':
                            case 'new_conflict':
                            case 'not_modified':
                                if ($update_mode == 'download') {
                                    $compress->add_custom_file($this->new_location . $original_filename, $file_struct['filename']);
                                } else {
                                    if ($status != 'new') {
                                        $transfer->rename($file_struct['filename'], $file_struct['filename'] . '.bak');
                                    }
                                    $transfer->copy_file($this->new_location . $original_filename, $file_struct['filename']);
                                }
                                break;
                            case 'modified':
                                $option = isset($modified[$file_struct['filename']]) ? $modified[$file_struct['filename']] : 0;
                                switch ($option) {
                                    case MERGE_NO_MERGE_NEW:
                                        $contents = file_get_contents($this->new_location . $original_filename);
                                        break;
                                    case MERGE_NO_MERGE_MOD:
                                        $contents = file_get_contents($phpbb_root_path . $file_struct['filename']);
                                        break;
                                    default:
                                        $diff = $this->return_diff($this->old_location . $original_filename, $phpbb_root_path . $file_struct['filename'], $this->new_location . $original_filename);
                                        $contents = implode("\n", $diff->merged_output());
                                        unset($diff);
                                        break;
                                }
                                if ($update_mode == 'download') {
                                    $compress->add_data($contents, $file_struct['filename']);
                                } else {
                                    // @todo add option to specify if a backup file should be created?
                                    $transfer->rename($file_struct['filename'], $file_struct['filename'] . '.bak');
                                    $transfer->write_file($file_struct['filename'], $contents);
                                }
                                break;
                            case 'conflict':
                                $option = $conflicts[$file_struct['filename']];
                                $contents = '';
                                switch ($option) {
                                    case MERGE_NO_MERGE_NEW:
                                        $contents = file_get_contents($this->new_location . $original_filename);
                                        break;
                                    case MERGE_NO_MERGE_MOD:
                                        $contents = file_get_contents($phpbb_root_path . $file_struct['filename']);
                                        break;
                                    default:
                                        $diff = $this->return_diff($this->old_location . $original_filename, $phpbb_root_path . $file_struct['filename'], $this->new_location . $original_filename);
                                        if ($option == MERGE_NEW_FILE) {
                                            $contents = implode("\n", $diff->merged_new_output());
                                        } else {
                                            if ($option == MERGE_MOD_FILE) {
                                                $contents = implode("\n", $diff->merged_orig_output());
                                            } else {
                                                unset($diff);
                                                break 2;
                                            }
                                        }
                                        unset($diff);
                                        break;
                                }
                                if ($update_mode == 'download') {
                                    $compress->add_data($contents, $file_struct['filename']);
                                } else {
                                    $transfer->rename($file_struct['filename'], $file_struct['filename'] . '.bak');
                                    $transfer->write_file($file_struct['filename'], $contents);
                                }
                                break;
                        }
                    }
                }
                if ($update_mode == 'download') {
                    $compress->close();
                    $compress->download($archive_filename, $download_filename);
                    @unlink($phpbb_root_path . 'store/' . $archive_filename . $use_method);
                    exit;
                } else {
                    $transfer->close_session();
                    $template->assign_vars(array('S_UPLOAD_SUCCESS' => true, 'U_ACTION' => append_sid($this->p_master->module_url, "mode={$mode}&amp;sub=final")));
                    return;
                }
                break;
        }
        switch ($sub) {
            case 'final':
                $this->tpl_name = 'garage_install_install';
                // Remove the lock file
                @unlink($phpbb_root_path . 'cache/install_lock');
                $sql = $db->sql_build_query('SELECT', array('SELECT' => 'c.config_name, c.config_value', 'FROM' => array(GARAGE_CONFIG_TABLE => 'c')));
                $result = $db->sql_query($sql);
                while ($row = $db->sql_fetchrow($result)) {
                    $garage_config[$row['config_name']] = $row['config_value'];
                }
                $db->sql_freeresult($result);
                add_log('admin', 'LOG_GARAGE_INSTALL', $garage_config['version']);
                $template->assign_vars(array('S_FILE_CHECK' => false, 'TITLE' => $lang['INSTALL_CONGRATS'], 'BODY' => sprintf($lang['INSTALL_CONGRATS_EXPLAIN'], $garage_config['version'], append_sid($phpbb_root_path . 'garage/install/index.' . $phpEx, 'mode=convert&amp;'), '../docs/README.html')));
                $sql = 'INSERT INTO ' . GARAGE_CONFIG_TABLE . ' ' . $db->sql_build_array('INSERT', array('config_name' => 'installed', 'config_value' => 1));
                $db->sql_query($sql);
                $cache->purge();
                break;
        }
    }