osCommerce 所有前台程序 第一句都是 :
加载osCommerce系统环境,要了解osCOmmerce的结构首先的从这个文件开始。 下面详细介绍该文件:
0) && ((bool)ini_get('cgi.fix_pathinfo') == false)) || !isset($HTTP_SERVER_VARS['SCRIPT_NAME'])) ? basename($HTTP_SERVER_VARS['PHP_SELF']) : basename($HTTP_SERVER_VARS['SCRIPT_NAME']); //判断https目录 if ($request_type == 'NONSSL') { define('DIR_WS_CATALOG', DIR_WS_HTTP_CATALOG); } else { define('DIR_WS_CATALOG', DIR_WS_HTTPS_CATALOG); } // 加载预定义程序文件名 require(DIR_WS_INCLUDES . 'filenames.php'); // 加载预定义数据表名 require(DIR_WS_INCLUDES . 'database_tables.php'); // 加载数据库操作核心函数 require(DIR_WS_FUNCTIONS . 'database.php'); // 连接数据库 tep_db_connect() or die('Unable to connect to database server!'); // 加载保存在数据库中osCommerce系统设置 $configuration_query = tep_db_query('select configuration_key as cfgKey, configuration_value as cfgValue from ' . TABLE_CONFIGURATION); while ($configuration = tep_db_fetch_array($configuration_query)) { define($configuration['cfgKey'], $configuration['cfgValue']); } // 检查 gzip_compression 压缩及输出 if ( (GZIP_COMPRESSION == 'true') && ($ext_zlib_loaded = extension_loaded('zlib')) && !headers_sent() ) { if (($ini_zlib_output_compression = (int)ini_get('zlib.output_compression')) < 1) { if (PHP_VERSION < '5.4' || PHP_VERSION > '5.4.5') { // see PHP bug 55544 if (PHP_VERSION >= '4.0.4') { ob_start('ob_gzhandler'); } elseif (PHP_VERSION >= '4.0.1') { include(DIR_WS_FUNCTIONS . 'gzip_compression.php'); ob_start(); ob_implicit_flush(); } } } elseif (function_exists('ini_set')) { ini_set('zlib.output_compression_level', GZIP_LEVEL); } } // 检查是否开启seo url, 该功能将? = 的地址替换为 / if (SEARCH_ENGINE_FRIENDLY_URLS == 'true') { if (strlen(getenv('PATH_INFO')) > 1) { $GET_array = array(); $PHP_SELF = str_replace(getenv('PATH_INFO'), '', $PHP_SELF); $vars = explode('/', substr(getenv('PATH_INFO'), 1)); do_magic_quotes_gpc($vars); for ($i=0, $n=sizeof($vars); $i<$n; $i++) { if (strpos($vars[$i], '[]')) { $GET_array[substr($vars[$i], 0, -2)][] = $vars[$i+1]; } else { $HTTP_GET_VARS[$vars[$i]] = $vars[$i+1]; } $i++; } if (sizeof($GET_array) > 0) { while (list($key, $value) = each($GET_array)) { $HTTP_GET_VARS[$key] = $value; } } } } //加载常规函数库 和 html 输出函数库 require(DIR_WS_FUNCTIONS . 'general.php'); require(DIR_WS_FUNCTIONS . 'html_output.php'); //设置cookie 域名 $cookie_domain = (($request_type == 'NONSSL') ? HTTP_COOKIE_DOMAIN : HTTPS_COOKIE_DOMAIN); $cookie_path = (($request_type == 'NONSSL') ? HTTP_COOKIE_PATH : HTTPS_COOKIE_PATH); //检查及是否开启缓存 if (USE_CACHE == 'true') include(DIR_WS_FUNCTIONS . 'cache.php'); // 加载购物车核心类 require(DIR_WS_CLASSES . 'shopping_cart.php'); // 加载导航记录类 require(DIR_WS_CLASSES . 'navigation_history.php'); // 加载会话函数库 require(DIR_WS_FUNCTIONS . 'sessions.php'); // 设置会话名 tep_session_name('osCsid'); tep_session_save_path(SESSION_WRITE_DIRECTORY); // 设置 session cookie 参数 if (function_exists('session_set_cookie_params')) { session_set_cookie_params(0, $cookie_path, $cookie_domain); } elseif (function_exists('ini_set')) { ini_set('session.cookie_lifetime', '0'); ini_set('session.cookie_path', $cookie_path); ini_set('session.cookie_domain', $cookie_domain); } @ini_set('session.use_only_cookies', (SESSION_FORCE_COOKIE_USE == 'True') ? 1 : 0); // 设置 session ID 如果存在 if (isset($HTTP_POST_VARS[tep_session_name()])) { tep_session_id($HTTP_POST_VARS[tep_session_name()]); } elseif ( ($request_type == 'SSL') && isset($HTTP_GET_VARS[tep_session_name()]) ) { tep_session_id($HTTP_GET_VARS[tep_session_name()]); } // 开始会话跟踪 $session_started = false; if (SESSION_FORCE_COOKIE_USE == 'True') { tep_setcookie('cookie_test', 'please_accept_for_session', time()+60*60*24*30, $cookie_path, $cookie_domain); if (isset($HTTP_COOKIE_VARS['cookie_test'])) { tep_session_start(); $session_started = true; } } elseif (SESSION_BLOCK_SPIDERS == 'True') { $user_agent = strtolower(getenv('HTTP_USER_AGENT')); $spider_flag = false; if (tep_not_null($user_agent)) { $spiders = file(DIR_WS_INCLUDES . 'spiders.txt'); for ($i=0, $n=sizeof($spiders); $i<$n; $i++) { if (tep_not_null($spiders[$i])) { if (is_integer(strpos($user_agent, trim($spiders[$i])))) { $spider_flag = true; break; } } } } if ($spider_flag == false) { tep_session_start(); $session_started = true; } } else { tep_session_start(); $session_started = true; } if ( ($session_started == true) && (PHP_VERSION >= 4.3) && function_exists('ini_get') && (ini_get('register_globals') == false) ) { extract($_SESSION, EXTR_OVERWRITE+EXTR_REFS); } // 初始一个 session 会话 if (!tep_session_is_registered('sessiontoken')) { $sessiontoken = md5(tep_rand() . tep_rand() . tep_rand() . tep_rand()); tep_session_register('sessiontoken'); } //设置会话ID $SID = (defined('SID') ? SID : ''); //会话ID 安全验证 if ( ($request_type == 'SSL') && (SESSION_CHECK_SSL_SESSION_ID == 'True') && (ENABLE_SSL == true) && ($session_started == true) ) { $ssl_session_id = getenv('SSL_SESSION_ID'); if (!tep_session_is_registered('SSL_SESSION_ID')) { $SESSION_SSL_ID = $ssl_session_id; tep_session_register('SESSION_SSL_ID'); } if ($SESSION_SSL_ID != $ssl_session_id) { tep_session_destroy(); tep_redirect(tep_href_link(FILENAME_SSL_CHECK)); } } //会话-浏览器安全验证 if (SESSION_CHECK_USER_AGENT == 'True') { $http_user_agent = getenv('HTTP_USER_AGENT'); if (!tep_session_is_registered('SESSION_USER_AGENT')) { $SESSION_USER_AGENT = $http_user_agent; tep_session_register('SESSION_USER_AGENT'); } if ($SESSION_USER_AGENT != $http_user_agent) { tep_session_destroy(); tep_redirect(tep_href_link(FILENAME_LOGIN)); } } // //会话-访问IP安全验证 if (SESSION_CHECK_IP_ADDRESS == 'True') { $ip_address = tep_get_ip_address(); if (!tep_session_is_registered('SESSION_IP_ADDRESS')) { $SESSION_IP_ADDRESS = $ip_address; tep_session_register('SESSION_IP_ADDRESS'); } if ($SESSION_IP_ADDRESS != $ip_address) { tep_session_destroy(); tep_redirect(tep_href_link(FILENAME_LOGIN)); } } // 初始化购物车 if (!tep_session_is_registered('cart') || !is_object($cart)) { tep_session_register('cart'); $cart = new shoppingCart; } // 初始化货币 require(DIR_WS_CLASSES . 'currencies.php'); $currencies = new currencies(); // 加载邮件类 require(DIR_WS_CLASSES . 'mime.php'); require(DIR_WS_CLASSES . 'email.php'); // 设置及判断前台语言 if (!tep_session_is_registered('language') || isset($HTTP_GET_VARS['language'])) { if (!tep_session_is_registered('language')) { tep_session_register('language'); tep_session_register('languages_id'); } include(DIR_WS_CLASSES . 'language.php'); $lng = new language(); if (isset($HTTP_GET_VARS['language']) && tep_not_null($HTTP_GET_VARS['language'])) { $lng->set_language($HTTP_GET_VARS['language']); } else { $lng->get_browser_language(); } $language = $lng->language['directory']; $languages_id = $lng->language['id']; } // 加载语言包 require(DIR_WS_LANGUAGES . $language . '.php'); // 设置货币 if (!tep_session_is_registered('currency') || isset($HTTP_GET_VARS['currency']) || ( (USE_DEFAULT_LANGUAGE_CURRENCY == 'true') && (LANGUAGE_CURRENCY != $currency) ) ) { if (!tep_session_is_registered('currency')) tep_session_register('currency'); if (isset($HTTP_GET_VARS['currency']) && $currencies->is_set($HTTP_GET_VARS['currency'])) { $currency = $HTTP_GET_VARS['currency']; } else { $currency = ((USE_DEFAULT_LANGUAGE_CURRENCY == 'true') && $currencies->is_set(LANGUAGE_CURRENCY)) ? LANGUAGE_CURRENCY : DEFAULT_CURRENCY; } } // 初始化导航 if (!tep_session_is_registered('navigation') || !is_object($navigation)) { tep_session_register('navigation'); $navigation = new navigationHistory; } $navigation->add_current_page(); // 记载事件日志 include('includes/classes/action_recorder.php'); // 购物车操作 添加 删除 更新 if (isset($HTTP_GET_VARS['action'])) { // redirect the customer to a friendly cookie-must-be-enabled page if cookies are disabled if ($session_started == false) { tep_redirect(tep_href_link(FILENAME_COOKIE_USAGE)); } if (DISPLAY_CART == 'true') { $goto = FILENAME_SHOPPING_CART; $parameters = array('action', 'cPath', 'products_id', 'pid'); } else { $goto = basename($PHP_SELF); if ($HTTP_GET_VARS['action'] == 'buy_now') { $parameters = array('action', 'pid', 'products_id'); } else { $parameters = array('action', 'pid'); } } switch ($HTTP_GET_VARS['action']) { // customer wants to update the product quantity in their shopping cart case 'update_product' : for ($i=0, $n=sizeof($HTTP_POST_VARS['products_id']); $i<$n; $i++) { if (in_array($HTTP_POST_VARS['products_id'][$i], (is_array($HTTP_POST_VARS['cart_delete']) ? $HTTP_POST_VARS['cart_delete'] : array()))) { $cart->remove($HTTP_POST_VARS['products_id'][$i]); } else { $attributes = ($HTTP_POST_VARS['id'][$HTTP_POST_VARS['products_id'][$i]]) ? $HTTP_POST_VARS['id'][$HTTP_POST_VARS['products_id'][$i]] : ''; $cart->add_cart($HTTP_POST_VARS['products_id'][$i], $HTTP_POST_VARS['cart_quantity'][$i], $attributes, false); } } tep_redirect(tep_href_link($goto, tep_get_all_get_params($parameters))); break; // customer adds a product from the products page case 'add_product' : if (isset($HTTP_POST_VARS['products_id']) && is_numeric($HTTP_POST_VARS['products_id'])) { $attributes = isset($HTTP_POST_VARS['id']) ? $HTTP_POST_VARS['id'] : ''; $cart->add_cart($HTTP_POST_VARS['products_id'], $cart->get_quantity(tep_get_uprid($HTTP_POST_VARS['products_id'], $attributes))+1, $attributes); } tep_redirect(tep_href_link($goto, tep_get_all_get_params($parameters))); break; // customer removes a product from their shopping cart case 'remove_product' : if (isset($HTTP_GET_VARS['products_id'])) { $cart->remove($HTTP_GET_VARS['products_id']); } tep_redirect(tep_href_link($goto, tep_get_all_get_params($parameters))); break; // performed by the 'buy now' button in product listings and review page case 'buy_now' : if (isset($HTTP_GET_VARS['products_id'])) { if (tep_has_product_attributes($HTTP_GET_VARS['products_id'])) { tep_redirect(tep_href_link(FILENAME_PRODUCT_INFO, 'products_id=' . $HTTP_GET_VARS['products_id'])); } else { $cart->add_cart($HTTP_GET_VARS['products_id'], $cart->get_quantity($HTTP_GET_VARS['products_id'])+1); } } tep_redirect(tep_href_link($goto, tep_get_all_get_params($parameters))); break; case 'notify' : if (tep_session_is_registered('customer_id')) { if (isset($HTTP_GET_VARS['products_id'])) { $notify = $HTTP_GET_VARS['products_id']; } elseif (isset($HTTP_GET_VARS['notify'])) { $notify = $HTTP_GET_VARS['notify']; } elseif (isset($HTTP_POST_VARS['notify'])) { $notify = $HTTP_POST_VARS['notify']; } else { tep_redirect(tep_href_link(basename($PHP_SELF), tep_get_all_get_params(array('action', 'notify')))); } if (!is_array($notify)) $notify = array($notify); for ($i=0, $n=sizeof($notify); $i<$n; $i++) { $check_query = tep_db_query("select count(*) as count from " . TABLE_PRODUCTS_NOTIFICATIONS . " where products_id = '" . (int)$notify[$i] . "' and customers_id = '" . (int)$customer_id . "'"); $check = tep_db_fetch_array($check_query); if ($check['count'] < 1) { tep_db_query("insert into " . TABLE_PRODUCTS_NOTIFICATIONS . " (products_id, customers_id, date_added) values ('" . (int)$notify[$i] . "', '" . (int)$customer_id . "', now())"); } } tep_redirect(tep_href_link(basename($PHP_SELF), tep_get_all_get_params(array('action', 'notify')))); } else { $navigation->set_snapshot(); tep_redirect(tep_href_link(FILENAME_LOGIN, '', 'SSL')); } break; case 'notify_remove' : if (tep_session_is_registered('customer_id') && isset($HTTP_GET_VARS['products_id'])) { $check_query = tep_db_query("select count(*) as count from " . TABLE_PRODUCTS_NOTIFICATIONS . " where products_id = '" . (int)$HTTP_GET_VARS['products_id'] . "' and customers_id = '" . (int)$customer_id . "'"); $check = tep_db_fetch_array($check_query); if ($check['count'] > 0) { tep_db_query("delete from " . TABLE_PRODUCTS_NOTIFICATIONS . " where products_id = '" . (int)$HTTP_GET_VARS['products_id'] . "' and customers_id = '" . (int)$customer_id . "'"); } tep_redirect(tep_href_link(basename($PHP_SELF), tep_get_all_get_params(array('action')))); } else { $navigation->set_snapshot(); tep_redirect(tep_href_link(FILENAME_LOGIN, '', 'SSL')); } break; case 'cust_order' : if (tep_session_is_registered('customer_id') && isset($HTTP_GET_VARS['pid'])) { if (tep_has_product_attributes($HTTP_GET_VARS['pid'])) { tep_redirect(tep_href_link(FILENAME_PRODUCT_INFO, 'products_id=' . $HTTP_GET_VARS['pid'])); } else { $cart->add_cart($HTTP_GET_VARS['pid'], $cart->get_quantity($HTTP_GET_VARS['pid'])+1); } } tep_redirect(tep_href_link($goto, tep_get_all_get_params($parameters))); break; } } // 加载在线客户统计 require(DIR_WS_FUNCTIONS . 'whos_online.php'); tep_update_whos_online(); // 加载密码加密希哈函数 require(DIR_WS_FUNCTIONS . 'password_funcs.php'); // 邮件地址 邮件域 验证函数 require(DIR_WS_FUNCTIONS . 'validations.php'); // 加载分页类 require(DIR_WS_CLASSES . 'split_page_results.php'); // 加载区块函数 require(DIR_WS_CLASSES . 'boxes.php'); //广告 及 自动加载 激活 过期 等 require(DIR_WS_FUNCTIONS . 'banner.php'); tep_activate_banners(); tep_expire_banners(); //特价商品 及 特价自动过期 require(DIR_WS_FUNCTIONS . 'specials.php'); tep_expire_specials(); //加载 模版核心结构 require(DIR_WS_CLASSES . 'osc_template.php'); $oscTemplate = new oscTemplate(); //计算分类层次 if (isset($HTTP_GET_VARS['cPath'])) { $cPath = $HTTP_GET_VARS['cPath']; } elseif (isset($HTTP_GET_VARS['products_id']) && !isset($HTTP_GET_VARS['manufacturers_id'])) { $cPath = tep_get_product_path($HTTP_GET_VARS['products_id']); } else { $cPath = ''; } if (tep_not_null($cPath)) { $cPath_array = tep_parse_category_path($cPath); $cPath = implode('_', $cPath_array); $current_category_id = $cPath_array[(sizeof($cPath_array)-1)]; } else { $current_category_id = 0; } //导航条面包屑类 require(DIR_WS_CLASSES . 'breadcrumb.php'); $breadcrumb = new breadcrumb; $breadcrumb->add(HEADER_TITLE_TOP, HTTP_SERVER); $breadcrumb->add(HEADER_TITLE_CATALOG, tep_href_link(FILENAME_DEFAULT)); //自动为分类 添加面包屑 if (isset($cPath_array)) { for ($i=0, $n=sizeof($cPath_array); $i<$n; $i++) { $categories_query = tep_db_query("select categories_name from " . TABLE_CATEGORIES_DESCRIPTION . " where categories_id = '" . (int)$cPath_array[$i] . "' and language_id = '" . (int)$languages_id . "'"); if (tep_db_num_rows($categories_query) > 0) { $categories = tep_db_fetch_array($categories_query); $breadcrumb->add($categories['categories_name'], tep_href_link(FILENAME_DEFAULT, 'cPath=' . implode('_', array_slice($cPath_array, 0, ($i+1))))); } else { break; } } } elseif (isset($HTTP_GET_VARS['manufacturers_id'])) { $manufacturers_query = tep_db_query("select manufacturers_name from " . TABLE_MANUFACTURERS . " where manufacturers_id = '" . (int)$HTTP_GET_VARS['manufacturers_id'] . "'"); if (tep_db_num_rows($manufacturers_query)) { $manufacturers = tep_db_fetch_array($manufacturers_query); $breadcrumb->add($manufacturers['manufacturers_name'], tep_href_link(FILENAME_DEFAULT, 'manufacturers_id=' . $HTTP_GET_VARS['manufacturers_id'])); } } // //自动为产品 添加面包 if (isset($HTTP_GET_VARS['products_id'])) { $model_query = tep_db_query("select products_model from " . TABLE_PRODUCTS . " where products_id = '" . (int)$HTTP_GET_VARS['products_id'] . "'"); if (tep_db_num_rows($model_query)) { $model = tep_db_fetch_array($model_query); $breadcrumb->add($model['products_model'], tep_href_link(FILENAME_PRODUCT_INFO, 'cPath=' . $cPath . '&products_id=' . $HTTP_GET_VARS['products_id'])); } } // 加载信息输出类 require(DIR_WS_CLASSES . 'message_stack.php'); $messageStack = new messageStack; ?>