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javascript-ecshop中如何在猜你喜欢中加入库存的判断，库存小于0就不显示

时间：2021-07-01 10:21:17 帮助过：8人阅读

我加了goods_number 但是没取出来

  1. <code> /*
  2.      *获取推荐商品(猜你喜欢)
  3.      */
  4.     function insert_like_product($arr){
  5.         $need_cache = $GLOBALS['smarty']->caching;
  6.         $need_compile = $GLOBALS['smarty']->force_compile;
  7.         
  8.         $GLOBALS['smarty']->caching = false;
  9.         $GLOBALS['smarty']->force_compile = true;
  10.         
  11.         if (!in_array($arr['type'], array('like')))
  12.         {
  13.             $GLOBALS['smarty']->assign('number', $arr['number']);
  14.             return array();
  15.         }
  16.         
  17.         static $type_goods = array();
  18.         if (empty($type_goods[$arr['type']]))
  19.         {
  20.             //初始化数据
  21.             $type_goods['like']    = array();
  22.             $goods_data = array();
  23.             $data = read_static_cache('like_product_'.$arr['number']);
  24.             if ($data == false)
  25.             {
  26.                 $where = db_create_in($_COOKIE['ECS']['history'], 'goods_id');
  27.                 $sql   = 'SELECT goods_id, cat_id FROM ' . $GLOBALS['ecs']->table('goods') ." WHERE ".$where." AND is_on_sale = 1 AND is_alone_sale = 1 AND is_delete = 0";
  28.                 $like_goods =$GLOBALS['db']->getAll($sql);
  29.                 foreach($like_goods as $val)
  30.                 {
  31.                     $like = get_category_goods('', $val['cat_id'],20,false);
  32.                     foreach($like as $value)
  33.                     {
  34.                         if(count($goods_data) < $arr['number']){
  35.                             $goods_data[] = $value;
  36.                             $goods_data = unique_arr($goods_data);
  37.                         }
  38.         
  39.                     }
  40.                 }
  41.                 write_static_cache('like_product_'.$arr['number'], $goods_data);
  42.             }
  43.             else
  44.             {
  45.                 $goods_data = $data;
  46.             }
  47.         }
  48.         $GLOBALS['smarty']->assign('like_goods', $goods_data);
  49.         $GLOBALS['smarty']->assign('type', $arr['type']);
  50.     
  51.         
  52.         $val= $GLOBALS['smarty']->fetch('library/like_product.lbi');
  53.         
  54.         $GLOBALS['smarty']->caching = $need_cache;
  55.         $GLOBALS['smarty']->force_compile = $need_compile;
  56.         
  57.         return $val;
  58.     }</code>

===================================================================================

/*

  1. <code> *获取分类推荐商品
  2.  */
  3.     function get_category_goods($type = '', $cats = '',$num=0,$status=true, $brand = 0, $min =0,  $max = 0, $ext=''){
  4.     $brand_where = ($brand > 0) ? " AND g.brand_id = '$brand'" : '';
  5.     $price_where = ($min > 0) ? " AND g.shop_price >= $min " : '';
  6.     $price_where .= ($max > 0) ? " AND g.shop_price <= $max " : '';
  7.     $sql =  'SELECT g.goods_id, g.goods_name, g.goods_number, g.goods_name_style, g.market_price, g.shop_price AS org_price, g.promote_price, ' .
  8.             "IFNULL(mp.user_price, g.shop_price * '$_SESSION[discount]') AS shop_price, ".
  9.             'promote_start_date, promote_end_date, g.goods_brief, g.goods_thumb, goods_img, b.brand_name ' .
  10.             'FROM ' . $GLOBALS['ecs']->table('goods') . ' AS g ' .
  11.             'LEFT JOIN ' . $GLOBALS['ecs']->table('brand') . ' AS b ON b.brand_id = g.brand_id ' .
  12.             "LEFT JOIN " . $GLOBALS['ecs']->table('member_price') . " AS mp ".
  13.             "ON mp.goods_id = g.goods_id AND mp.user_rank = '$_SESSION[user_rank]' ".
  14.             'WHERE g.is_on_sale = 1 AND g.is_alone_sale = 1 AND g.is_delete = 0 ' . $brand_where . $price_where . $ext;
  15.     $type2lib = array('best'=>'recommend_best', 'new'=>'recommend_new', 'hot'=>'recommend_hot', 'promote'=>'recommend_promotion');
  16.     if($status)
  17.         $num = get_library_number($type2lib[$type]);
  18.     switch ($type)
  19.     {
  20.         case 'best':
  21.             $sql .= ' AND is_best = 1';
  22.             break;
  23.         case 'new':
  24.             $sql .= ' AND is_new = 1';
  25.             break;
  26.         case 'hot':
  27.             $sql .= ' AND is_hot = 1';
  28.             break;
  29.         case 'promote':
  30.             $time = gmtime();
  31.             $sql .= " AND is_promote = 1 AND promote_start_date <= '$time' AND promote_end_date >= '$time'";
  32.             break;
  33.     }
  34.     if (!empty($cats))
  35.     {
  36.         $sql .= " AND (g.cat_id=" . $cats . " OR " . get_extension_goods($cats) .")";
  37.     }
  38.     $order_type = $GLOBALS['_CFG']['recommend_order'];
  39.     $sql .= ($order_type == 0) ? ' ORDER BY g.sort_order, g.last_update DESC' : ' ORDER BY RAND()';
  40.     $res = $GLOBALS['db']->selectLimit($sql, $num);
  41.     $idx = 0;
  42.     $goods = array();
  43.     while ($row = $GLOBALS['db']->fetchRow($res))
  44.     {
  45.         if ($row['promote_price'] > 0)
  46.         {
  47.             $promote_price = bargain_price($row['promote_price'], $row['promote_start_date'], $row['promote_end_date']);
  48.             $goods[$idx]['promote_price'] = $promote_price > 0 ? price_format($promote_price) : '';
  49.         }
  50.         else
  51.         {
  52.             $goods[$idx]['promote_price'] = '';
  53.         }
  54.         $goods[$idx]['id']           = $row['goods_id'];
  55.         $goods[$idx]['name']         = $row['goods_name'];
  56.         $goods[$idx]['number']       = $row['goods_number'];//库存
  57.         $goods[$idx]['brief']        = $row['goods_brief'];
  58.         $goods[$idx]['brand_name']   = $row['brand_name'];
  59.         $goods[$idx]['short_name']   = $GLOBALS['_CFG']['goods_name_length'] > 0 ?
  60.         sub_str($row['goods_name'], $GLOBALS['_CFG']['goods_name_length']) : $row['goods_name'];
  61.         $goods[$idx]['market_price'] = price_format($row['market_price']);
  62.         $goods[$idx]['shop_price']   = price_format($row['shop_price']);
  63.         $goods[$idx]['thumb']        = get_image_path($row['goods_id'], $row['goods_thumb'], true);
  64.         $goods[$idx]['goods_img']    = get_image_path($row['goods_id'], $row['goods_img']);
  65.         $goods[$idx]['url']          = build_uri('goods', array('gid' => $row['goods_id']), $row['goods_name']);
  66.         $goods[$idx]['short_style_name'] = add_style($goods[$idx]['short_name'], $row['goods_name_style']);
  67.         $idx++;
  68.     }
  69.     return $goods;
  70. }
  71.  </code>

回复内容：

我加了goods_number 但是没取出来

  1. <code> /*
  2.      *获取推荐商品(猜你喜欢)
  3.      */
  4.     function insert_like_product($arr){
  5.         $need_cache = $GLOBALS['smarty']->caching;
  6.         $need_compile = $GLOBALS['smarty']->force_compile;
  7.         
  8.         $GLOBALS['smarty']->caching = false;
  9.         $GLOBALS['smarty']->force_compile = true;
  10.         
  11.         if (!in_array($arr['type'], array('like')))
  12.         {
  13.             $GLOBALS['smarty']->assign('number', $arr['number']);
  14.             return array();
  15.         }
  16.         
  17.         static $type_goods = array();
  18.         if (empty($type_goods[$arr['type']]))
  19.         {
  20.             //初始化数据
  21.             $type_goods['like']    = array();
  22.             $goods_data = array();
  23.             $data = read_static_cache('like_product_'.$arr['number']);
  24.             if ($data == false)
  25.             {
  26.                 $where = db_create_in($_COOKIE['ECS']['history'], 'goods_id');
  27.                 $sql   = 'SELECT goods_id, cat_id FROM ' . $GLOBALS['ecs']->table('goods') ." WHERE ".$where." AND is_on_sale = 1 AND is_alone_sale = 1 AND is_delete = 0";
  28.                 $like_goods =$GLOBALS['db']->getAll($sql);
  29.                 foreach($like_goods as $val)
  30.                 {
  31.                     $like = get_category_goods('', $val['cat_id'],20,false);
  32.                     foreach($like as $value)
  33.                     {
  34.                         if(count($goods_data) < $arr['number']){
  35.                             $goods_data[] = $value;
  36.                             $goods_data = unique_arr($goods_data);
  37.                         }
  38.         
  39.                     }
  40.                 }
  41.                 write_static_cache('like_product_'.$arr['number'], $goods_data);
  42.             }
  43.             else
  44.             {
  45.                 $goods_data = $data;
  46.             }
  47.         }
  48.         $GLOBALS['smarty']->assign('like_goods', $goods_data);
  49.         $GLOBALS['smarty']->assign('type', $arr['type']);
  50.     
  51.         
  52.         $val= $GLOBALS['smarty']->fetch('library/like_product.lbi');
  53.         
  54.         $GLOBALS['smarty']->caching = $need_cache;
  55.         $GLOBALS['smarty']->force_compile = $need_compile;
  56.         
  57.         return $val;
  58.     }</code>

===================================================================================

/*

  1. <code> *获取分类推荐商品
  2.  */
  3.     function get_category_goods($type = '', $cats = '',$num=0,$status=true, $brand = 0, $min =0,  $max = 0, $ext=''){
  4.     $brand_where = ($brand > 0) ? " AND g.brand_id = '$brand'" : '';
  5.     $price_where = ($min > 0) ? " AND g.shop_price >= $min " : '';
  6.     $price_where .= ($max > 0) ? " AND g.shop_price <= $max " : '';
  7.     $sql =  'SELECT g.goods_id, g.goods_name, g.goods_number, g.goods_name_style, g.market_price, g.shop_price AS org_price, g.promote_price, ' .
  8.             "IFNULL(mp.user_price, g.shop_price * '$_SESSION[discount]') AS shop_price, ".
  9.             'promote_start_date, promote_end_date, g.goods_brief, g.goods_thumb, goods_img, b.brand_name ' .
  10.             'FROM ' . $GLOBALS['ecs']->table('goods') . ' AS g ' .
  11.             'LEFT JOIN ' . $GLOBALS['ecs']->table('brand') . ' AS b ON b.brand_id = g.brand_id ' .
  12.             "LEFT JOIN " . $GLOBALS['ecs']->table('member_price') . " AS mp ".
  13.             "ON mp.goods_id = g.goods_id AND mp.user_rank = '$_SESSION[user_rank]' ".
  14.             'WHERE g.is_on_sale = 1 AND g.is_alone_sale = 1 AND g.is_delete = 0 ' . $brand_where . $price_where . $ext;
  15.     $type2lib = array('best'=>'recommend_best', 'new'=>'recommend_new', 'hot'=>'recommend_hot', 'promote'=>'recommend_promotion');
  16.     if($status)
  17.         $num = get_library_number($type2lib[$type]);
  18.     switch ($type)
  19.     {
  20.         case 'best':
  21.             $sql .= ' AND is_best = 1';
  22.             break;
  23.         case 'new':
  24.             $sql .= ' AND is_new = 1';
  25.             break;
  26.         case 'hot':
  27.             $sql .= ' AND is_hot = 1';
  28.             break;
  29.         case 'promote':
  30.             $time = gmtime();
  31.             $sql .= " AND is_promote = 1 AND promote_start_date <= '$time' AND promote_end_date >= '$time'";
  32.             break;
  33.     }
  34.     if (!empty($cats))
  35.     {
  36.         $sql .= " AND (g.cat_id=" . $cats . " OR " . get_extension_goods($cats) .")";
  37.     }
  38.     $order_type = $GLOBALS['_CFG']['recommend_order'];
  39.     $sql .= ($order_type == 0) ? ' ORDER BY g.sort_order, g.last_update DESC' : ' ORDER BY RAND()';
  40.     $res = $GLOBALS['db']->selectLimit($sql, $num);
  41.     $idx = 0;
  42.     $goods = array();
  43.     while ($row = $GLOBALS['db']->fetchRow($res))
  44.     {
  45.         if ($row['promote_price'] > 0)
  46.         {
  47.             $promote_price = bargain_price($row['promote_price'], $row['promote_start_date'], $row['promote_end_date']);
  48.             $goods[$idx]['promote_price'] = $promote_price > 0 ? price_format($promote_price) : '';
  49.         }
  50.         else
  51.         {
  52.             $goods[$idx]['promote_price'] = '';
  53.         }
  54.         $goods[$idx]['id']           = $row['goods_id'];
  55.         $goods[$idx]['name']         = $row['goods_name'];
  56.         $goods[$idx]['number']       = $row['goods_number'];//库存
  57.         $goods[$idx]['brief']        = $row['goods_brief'];
  58.         $goods[$idx]['brand_name']   = $row['brand_name'];
  59.         $goods[$idx]['short_name']   = $GLOBALS['_CFG']['goods_name_length'] > 0 ?
  60.         sub_str($row['goods_name'], $GLOBALS['_CFG']['goods_name_length']) : $row['goods_name'];
  61.         $goods[$idx]['market_price'] = price_format($row['market_price']);
  62.         $goods[$idx]['shop_price']   = price_format($row['shop_price']);
  63.         $goods[$idx]['thumb']        = get_image_path($row['goods_id'], $row['goods_thumb'], true);
  64.         $goods[$idx]['goods_img']    = get_image_path($row['goods_id'], $row['goods_img']);
  65.         $goods[$idx]['url']          = build_uri('goods', array('gid' => $row['goods_id']), $row['goods_name']);
  66.         $goods[$idx]['short_style_name'] = add_style($goods[$idx]['short_name'], $row['goods_name_style']);
  67.         $idx++;
  68.     }
  69.     return $goods;
  70. }
  71.  </code>

你找到了对应的方法，那改了以后就打印下SQL语句调试下吧

insert_like_product函数中where条件加个goods_number>0的判断啊

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