Файл: apwa/phpbb_seo/phpbb_seo_related_install.php
Строк: 193
<?php
/**
*
* @package phpBB SEO Related topics
* @version $Id: phpbb_seo_related_install.php 222 2010-02-27 13:08:48Z dcz $
* @copyright (c) 2006 - 2010 www.phpbb-seo.com
* @license http://opensource.org/licenses/gpl-license.php GNU Public License v2
*
*/
/*
* Based on the phpBB3 install package / www.phpBB.com
*/
define('IN_PHPBB', true);
define('IN_INSTALL', true);
$phpbb_root_path = (defined('PHPBB_ROOT_PATH')) ? PHPBB_ROOT_PATH : './../';
$phpEx = substr(strrchr(__FILE__, '.'), 1);
// Try to override some limits - maybe it helps some...
@set_time_limit(0);
$mem_limit = @ini_get('memory_limit');
if (!empty($mem_limit)) {
$unit = strtolower(substr($mem_limit, -1, 1));
$mem_limit = (int) $mem_limit;
if ($unit == 'k') {
$mem_limit = floor($mem_limit / 1024);
} else if ($unit == 'g') {
$mem_limit *= 1024;
} else if (is_numeric($unit)) {
$mem_limit = floor((int) ($mem_limit . $unit) / 1048576);
}
$mem_limit = max(128, $mem_limit) . 'M';
} else {
$mem_limit = '128M';
}
@ini_set('memory_limit', $mem_limit);
include($phpbb_root_path . 'common.' . $phpEx);
// Start session management
$user->session_begin();
$auth->acl($user->data);
$user->setup('mods/phpbb_seo_related_install');
// Security check
// Circumvent a potential phpbb bug with paths
$redirect = append_sid(generate_board_url() . "/phpbb_seo/phpbb_seo_related_install.$phpEx");
if (!$user->data['is_registered']) {
login_box($redirect, $user->lang['SEO_LOGIN'],'', false, false);
}
if (!$auth->acl_get('a_')) {
$user->session_kill(true);
login_box($redirect, $user->lang['SEO_LOGIN_ADMIN'],'', false, false);
}
if ($user->data['user_type'] != USER_FOUNDER) {
login_box($redirect, $user->lang['SEO_LOGIN_FOUNDER'],'', false, false);
}
$mode = request_var('mode', 'start');
/**
* seo_related_install Class
* www.phpBB-SEO.com
* @package phpBB SEO Related topics
*/
class seo_related_install {
var $force_check = 0;
var $mode = 'install';
var $silent = false;
var $config_names = array('seo_related', 'seo_related_fulltext', 'seo_related_check_ignore', 'seo_related_limit', 'seo_related_allforums');
/**
* constructor
*/
function seo_related_install($mode, $force_check = 0, $silent = false) {
$this->force_check = $force_check ? $force_check : max(0, request_var('force_check', 0));
$this->mode = $mode === 'install' ? 'install' : ($mode === 'uninstall' ? 'uninstall' : 'start');
$this->silent = $silent ? true : false;
$this->{$this->mode}();
}
/**
* start
*/
function start() {
global $phpbb_root_path, $phpEx, $msg_title, $user;
$install_url = append_sid($phpbb_root_path . "phpbb_seo/phpbb_seo_related_install.$phpEx?mode=install");
$install_force_url = append_sid($phpbb_root_path . "phpbb_seo/phpbb_seo_related_install.$phpEx?mode=install&force_check=1");
$uninstall_url = append_sid($phpbb_root_path . "phpbb_seo/phpbb_seo_related_install.$phpEx?mode=uninstall");
$msg_title = $user->lang['INSTALLATION'];
$msg = sprintf($user->lang['INSTALLATION_START'], $install_url, $install_force_url, $uninstall_url);
trigger_error($msg);
}
/**
* install
*/
function install() {
global $db, $config, $user;
$fulltext = $already_installed = 0;
$no_error = 1;
$errno = E_USER_NOTICE;
$msg = $user->lang['INSTALLED'];
if (!isset($config['seo_related']) || $this->force_check) {
if ($db->sql_layer == 'mysql4' || $db->sql_layer == 'mysqli') {
// we can proceed with trying to add fulltext
global $phpbb_root_path, $phpEx;
if (!class_exists('phpbb_db_tools')) {
include($phpbb_root_path . 'includes/db/db_tools.' . $phpEx);
}
$db_tools = new phpbb_db_tools($db);
$indexes = $db_tools->sql_list_index(TOPICS_TABLE);
if (!in_array('topic_tft', $indexes)) {
$sql = 'ALTER TABLE ' . TOPICS_TABLE . '
ADD FULLTEXT topic_tft (topic_title)';
$db->sql_return_on_error(true);
$db->sql_query($sql);
if ($db->sql_error_triggered) {
$no_error = 0;
$errno = E_USER_WARNING;
$msg = $user->lang['INSTALLATION'];
$msg .= '<br/>' . sprintf($user->lang['SQL_REQUIRED'], $db->sql_error_sql);
}
$db->sql_return_on_error(false);
}
// make *sure* we have the index !
$indexes = $db_tools->sql_list_index(TOPICS_TABLE);
$fulltext = in_array('topic_tft', $indexes) ? 1 : 0;
}
} else {
$msg = $user->lang['ALREADY_INSTALLED'];
$already_installed = 1;
}
if ($no_error) {
if (!$already_installed) {
set_config('seo_related_fulltext', $fulltext);
$msg .= '<br/>' . ($fulltext ? $user->lang['FULLTEXT_INSTALLED'] : $user->lang['FULLTEXT_NOT_INSTALLED']);
}
set_config('seo_related', 1);
}
// Log this since it could help some to understand
add_log('admin', $msg);
if (!$this->silent) {
trigger_error($msg, $errno);
} else {
return $no_error ? true : false;
}
}
/**
* uninstall
*/
function uninstall() {
global $db, $config, $cache, $phpbb_root_path, $phpEx, $user;
$no_error = 1;
$errno = E_USER_NOTICE;
$msg = $user->lang['UNINSTALLED'];
// use db_tools to check the index
if (!class_exists('phpbb_db_tools')) {
include($phpbb_root_path . 'includes/db/db_tools.' . $phpEx);
}
$db_tools = new phpbb_db_tools($db);
$indexes = $db_tools->sql_list_index(TOPICS_TABLE);
if (in_array('topic_tft', $indexes)) {
$sql = 'ALTER TABLE ' . TOPICS_TABLE . '
DROP INDEX topic_tft';
$db->sql_return_on_error(true);
$db->sql_query($sql);
if ($db->sql_error_triggered) {
$msg = $user->lang['UNINSTALLATION'];
$msg .= '<br/>' . sprintf($user->lang['SQL_REQUIRED'], $db->sql_error_sql);
$no_error = 0;
$errno = E_USER_WARNING;
}
$db->sql_return_on_error(false);
}
$did_something = false;
foreach ($this->config_names as $config_name) {
if (isset($config[$config_name])) {
$sql = 'DELETE FROM ' . CONFIG_TABLE . "
WHERE config_name = '" . $db->sql_escape($config_name) . "'";
$db->sql_query($sql);
unset($config[$config_name]);
$did_something = true;
}
}
if ($did_something) {
$cache->destroy('config');
} else {
$msg = $user->lang['ALREADY_UNINSTALLED'];
}
// Log this since it could help some to understand
add_log('admin', $msg);
if (!$this->silent) {
trigger_error($msg, $errno);
} else {
return $no_error ? true : false;
}
}
}
$seo_related_install = new seo_related_install($mode);
?>