<?php

/**

* 团购商品前台文件

* ============================================================================

* * 版权所有 2005-2012 广州新泛联数码有限公司，并保留所有权利。

* 网站地址: http://www..com；

* ----------------------------------------------------------------------------

* 这不是一个自由软件！您只能在不用于商业目的的前提下对程序代码进行修改和

* 使用；不允许对程序代码以任何形式任何目的的再发布。

* ============================================================================

* $Author: liubo $

* $Id: group_buy.php 17217 2011-01-19 06:29:08Z liubo $

*/

define('IN_ECS', true);

require(dirname(__FILE__) . '/includes/init.php');

if ((DEBUG_MODE & 2) != 2)

{

$smarty->caching = true;

}

/*------------------------------------------------------ */

//-- act 操作项的初始化

/*------------------------------------------------------ */

if (empty($_REQUEST['act']))

{

$_REQUEST['act'] = 'list';

}

/*------------------------------------------------------ */

//-- 团购商品 --> 团购活动商品列表

/*------------------------------------------------------ */

if ($_REQUEST['act'] == 'list')

{

/* 取得团购活动总数 */

$count = group_buy_count();

if ($count > 0)

{

/* 取得每页记录数 */

$size = isset($_CFG['page_size']) && intval($_CFG['page_size']) > 0 ? intval($_CFG['page_size']) : 10;

/* 计算总页数 */

$page_count = ceil($count / $size);

/* 取得当前页 */

$page = isset($_REQUEST['page']) && intval($_REQUEST['page']) > 0 ? intval($_REQUEST['page']) : 1;

$page = $page > $page_count ? $page_count : $page;

/* 缓存id：语言 - 每页记录数 - 当前页 */

$cache_id = $_CFG['lang'] . '-' . $size . '-' . $page;

$cache_id = sprintf('%X', crc32($cache_id));

}

else

{

/* 缓存id：语言 */

$cache_id = $_CFG['lang'];

$cache_id = sprintf('%X', crc32($cache_id));

}

/* 如果没有缓存，生成缓存 */

if (!$smarty->is_cached('group_buy_list.dwt', $cache_id))

{

if ($count > 0)

{

/* 取得当前页的团购活动 */

$gb_list = group_buy_list($size, $page);

$smarty->assign('gb_list', $gb_list);

/* 设置分页链接 */

$pager = get_pager('group_buy.php', array('act' => 'list'), $count, $page, $size);

$smarty->assign('pager', $pager);

}

/* 模板赋值 */

$smarty->assign('cfg', $_CFG);

assign_template();

$position = assign_ur_here();

$smarty->assign('page_title', $position['title']); // 页面标题

$smarty->assign('ur_here', $position['ur_here']); // 当前位置

$smarty->assign('categories', get_categories_tree()); // 分类树

$smarty->assign('categories_pro', get_categories_tree_pro()); // 分类树加强版

$smarty->assign('brand_list', get_brands());

$smarty->assign('helps', get_shop_help()); // 网店帮助

$smarty->assign('top_goods', get_top10()); // 销售排行

$smarty->assign('promotion_info', get_promotion_info());

$smarty->assign('feed_url', ($_CFG['rewrite'] == 1) ? "feed-typegroup_buy.xml" : 'feed.php?type=group_buy'); // RSS URL

assign_dynamic('group_buy_list');

}

/* 显示模板 */

$smarty->display('group_buy_list.dwt', $cache_id);

}

/*------------------------------------------------------ */

//-- 团购商品 --> 商品详情

/*------------------------------------------------------ */

elseif ($_REQUEST['act'] == 'view')

{

/* 取得参数：团购活动id */

$group_buy_id = isset($_REQUEST['id']) ? intval($_REQUEST['id']) : 0;

$agency_id = agency_id();

$admin_agency_id = $db->getOne("SELECT admin_agency_id FROM ".$ecs->table('goods_activity')." WHERE act_id = $group_buy_id");

if (($group_buy_id <= 0) || ($admin_agency_id != $agency_id))

{

ecs_header("Location: ./\n");

exit;

}

/* 取得团购活动信息 */

$group_buy = group_buy_info($group_buy_id);

$group_buy['difference'] = $group_buy['price_ladder'][0]['amount'] - $group_buy['valid_goods'];

if (empty($group_buy))

{

ecs_header("Location: ./\n");

exit;

}

// elseif ($group_buy['is_on_sale'] == 0 || $group_buy['is_alone_sale'] == 0)

// {

// header("Location: ./\n");

// exit;

// }

/* 缓存id：语言，团购活动id，状态，（如果是进行中）当前数量和是否登录 */

$cache_id = $_CFG['lang'] . '-' . $group_buy_id . '-' . $group_buy['status'];

if ($group_buy['status'] == GBS_UNDER_WAY)

{

$cache_id = $cache_id . '-' . $group_buy['valid_goods'] . '-' . intval($_SESSION['user_id'] > 0);

}

$cache_id = sprintf('%X', crc32($cache_id));

/* 如果没有缓存，生成缓存 */

if (!$smarty->is_cached('group_buy_goods.dwt', $cache_id))

{

$group_buy['gmt_end_date'] = $group_buy['end_date'];

$smarty->assign('group_buy', $group_buy);

/* 取得团购商品信息 */

$goods_id = $group_buy['goods_id'];

$goods = goods_info($goods_id);

if (empty($goods))

{

ecs_header("Location: ./\n");

exit;

}

$goods['url'] = build_uri('goods', array('gid' => $goods_id), $goods['goods_name']);

$smarty->assign('gb_goods', $goods);

/* 取得商品的规格 */

$properties = get_goods_properties($goods_id);

$smarty->assign('specification', $properties['spe']); // 商品规格

$smarty->assign('pictures', get_goods_gallery($goods_id)); // 商品相册

//模板赋值

$smarty->assign('cfg', $_CFG);

assign_template();

$position = assign_ur_here(0, $goods['goods_name']);

$smarty->assign('page_title', $position['title']); // 页面标题

$smarty->assign('ur_here', $position['ur_here']); // 当前位置

$smarty->assign('related_goods', $linked_goods); // 关联商品

$smarty->assign('brand_list', get_brands());

$smarty->assign('categories', get_categories_tree()); // 分类树

$smarty->assign('categories_pro', get_categories_tree_pro()); // 分类树加强版

$smarty->assign('helps', get_shop_help()); // 网店帮助

$smarty->assign('top_goods', get_top10()); // 销售排行

$smarty->assign('promotion_info', get_promotion_info());

assign_dynamic('group_buy_goods');

}

//更新商品点击次数

$sql = 'UPDATE ' . $ecs->table('goods') . ' SET click_count = click_count + 1 '.

"WHERE goods_id = '" . $group_buy['goods_id'] . "'";

$db->query($sql);

$smarty->assign('now_time', gmtime()); // 当前系统时间

$smarty->display('group_buy_goods.dwt', $cache_id);

}

/*------------------------------------------------------ */

//-- 团购商品 --> 购买

/*------------------------------------------------------ */

elseif ($_REQUEST['act'] == 'buy')

{

/* 查询：判断是否登录 */

if ($_SESSION['user_id'] <= 0)

{

show_message($_LANG['gb_error_login'], '', '', 'error');

}

/* 查询：取得参数：团购活动id */

$group_buy_id = isset($_POST['group_buy_id']) ? intval($_POST['group_buy_id']) : 0;

if ($group_buy_id <= 0)

{

ecs_header("Location: ./\n");

exit;

}

/* 查询：取得数量 */

$number = isset($_POST['number']) ? intval($_POST['number']) : 1;

$number = $number < 1 ? 1 : $number;

$user_nem = user_buy_num($_SESSION['user_id'],$group_buy_id);

/* 查询：取得团购活动信息 */

$group_buy = group_buy_info($group_buy_id, $number);

if(($number+$user_nem) > $group_buy['oncenumber'])

{

show_message('购买数量大于单人购买数量', '', '', 'error');

}

if (empty($group_buy))

{

ecs_header("Location: ./\n");

exit;

}

/* 查询：检查团购活动是否是进行中 */

if ($group_buy['status'] != GBS_UNDER_WAY)

{

show_message($_LANG['gb_error_status'], '', '', 'error');

}

/* 查询：取得团购商品信息 */

$goods = goods_info($group_buy['goods_id']);

if (empty($goods))

{

ecs_header("Location: ./\n");

exit;

}

/* 查询：判断数量是否足够 */

if (($group_buy['restrict_amount'] > 0 && $number > ($group_buy['restrict_amount'] - $group_buy['valid_goods'])) || $number > $goods['goods_number'])

{

show_message($_LANG['gb_error_goods_lacking'], '', '', 'error');

}

/* 查询：取得规格 */

$specs = '';

foreach ($_POST as $key => $value)

{

if (strpos($key, 'spec_') !== false)

{

$specs .= ',' . intval($value);

}

}

$specs = trim($specs, ',');

/* 查询：如果商品有规格则取规格商品信息 配件除外 */

if ($specs)

{

$_specs = explode(',', $specs);

$product_info = get_products_info($goods['goods_id'], $_specs);

}

empty($product_info) ? $product_info = array('product_number' => 0, 'product_id' => 0) : '';

/* 查询：判断指定规格的货品数量是否足够 */

if ($specs && $number > $product_info['product_number'])

{

show_message($_LANG['gb_error_goods_lacking'], '', '', 'error');

}

/* 查询：查询规格名称和值，不考虑价格 */

$attr_list = array();

$sql = "SELECT a.attr_name, g.attr_value " .

"FROM " . $ecs->table('goods_attr') . " AS g, " .

$ecs->table('attribute') . " AS a " .

"WHERE g.attr_id = a.attr_id " .

"AND g.goods_attr_id " . db_create_in($specs);

$res = $db->query($sql);

while ($row = $db->fetchRow($res))

{

$attr_list[] = $row['attr_name'] . ': ' . $row['attr_value'];

}

$goods_attr = join(chr(13) . chr(10), $attr_list);

/* 更新：清空购物车中所有团购商品 */

include_once(ROOT_PATH . 'includes/lib_order.php');

clear_cart(CART_GROUP_BUY_GOODS);

/* 更新：加入购物车 */

$goods_price = $group_buy['deposit'] > 0 ? $group_buy['deposit'] : $group_buy['cur_price'];

$cart = array(

'user_id' => $_SESSION['user_id'],

'session_id' => SESS_ID,

'goods_id' => $group_buy['goods_id'],

'product_id' => $product_info['product_id'],

'goods_sn' => addslashes($goods['goods_sn']),

'goods_name' => addslashes($goods['goods_name']),

'market_price' => $goods['market_price'],

'goods_price' => $goods_price,

'goods_number' => $number,

'goods_attr' => addslashes($goods_attr),

'goods_attr_id' => $specs,

'is_real' => $goods['is_real'],

'extension_code' => addslashes($goods['extension_code']),

'parent_id' => 0,

'rec_type' => CART_GROUP_BUY_GOODS,

'is_gift' => 0

);

$db->autoExecute($ecs->table('cart'), $cart, 'INSERT');

/* 更新：记录购物流程类型：团购 */

$_SESSION['flow_type'] = CART_GROUP_BUY_GOODS;

$_SESSION['extension_code'] = 'group_buy';

$_SESSION['extension_id'] = $group_buy_id;

/* 进入收货人页面 */

ecs_header("Location: ./flow.php?step=consignee\n");

exit;

}

/* 取得团购活动总数 */

function group_buy_count()

}

/**

* 取得某页的所有团购活动

* @param int $size 每页记录数

* @param int $page 当前页

* @return array

*/

function group_buy_list($size, $page)

}

/* 用户团购数量 */

function user_buy_num($user_id,$group_buy_id)

}

##### 下面是乱了一点 ######

/* 数组排序 */

function gd_list_order($gb_list)

}

/* 售量倒序排序 */

function desc_cur_amount($x,$y)

}

/* 售量正排序 */

function asc_cur_amount($x,$y)

}

/* 价格倒序排序 */

function desc_price($x,$y)

}

/* 价格正排序 */

function asc_price($x,$y)

}

/* 时间倒序排序 */

function desc_end_time($x,$y)

}

/* 时间正排序 */

function asc_end_time($x,$y)

}

?>