我一直在为我的网站设计一个编辑产品字段,用户可以在其中为某个产品的不同“包装”提供许多价格。我希望用户能够以他们想要的任何顺序订购包裹。所以我列出了产品,使用一个计数器(价格表上的人工智能)。如果有人告诉我我这样做是愚蠢的,并告诉我一个更好的设计,我将不胜感激。
<?php
$UserID = mysqli_real_escape_string($connection, $_SESSION['userID']);
$PID = mysqli_real_escape_string($connection, $_SESSION['ePID']);
$findpricesstmt = mysqli_prepare($connection, "SELECT * FROM products WHERE UserID = ? and PID= ?");
mysqli_stmt_bind_param($findpricesstmt, 'ii', $UserID, $PID);
mysqli_stmt_execute($findpricesstmt);
$findpricesresult = mysqli_stmt_get_result($findpricesstmt);
$findpricesrow = mysqli_fetch_assoc($findpricesresult);
if(mysqli_num_rows($findpricesresult) == 0) {
echo('You currently have no prices for this product, meaning it is deactivated. To continue sales, add a price and click reactivate.');
}
else{
$_SESSION['count'] = 50;
while($_SESSION['count'] > 0)
{
$count = mysqli_real_escape_string($connection, $_SESSION['count']);
$count1stmt = mysqli_prepare($connection, "SELECT * FROM prices WHERE Count = ? and UserID = ? and PID= ?");
mysqli_stmt_bind_param($count1stmt, 'iii', $count, $UserID, $PID);
mysqli_stmt_execute($count1stmt);
$count1result = mysqli_stmt_get_result($count1stmt);
if(mysqli_num_rows($count1result) != 0) {
include '../includes/orderpackmanu.php';
}
$_SESSION['count']--;
}
}
?>
在 orderpackmanu.php 中,我有:
<?php
$count = mysqli_real_escape_string($connection, $_SESSION['count']);
$displayprimanustmt = mysqli_prepare($connection, "SELECT * FROM prices WHERE Count = ?");
mysqli_stmt_bind_param($displayprimanustmt, 'i', $count);
mysqli_stmt_execute($displayprimanustmt);
$displayprimanuresult = mysqli_stmt_get_result($displayprimanustmt);
if(mysqli_num_rows($displayprimanuresult) != 0) {
$displayprimanurow = mysqli_fetch_assoc($displayprimanuresult);
$price = $displayprimanurow['price'];
$units = $displayprimanurow['units'];
$ppu = $displayprimanurow['ppu'];
$dispcode = $displayprimanurow['dispcode'];
}
?>
<div>
<div style="width:55%;float:left;text-align:center;">
<?php if(isset($price)){ echo $price . "$ for "; } if(isset($units)){ echo $units; } ?>
<br>
<?php if(isset($ppu)){ echo $ppu . "$ per unit"; } ?>
</div>
<div style="width:40%;float:left;">
<input class="orderinput" type="text" name="<?php if(isset($count)){ echo $count; } ?>" placeholder="<?php if(isset($dispcode)){ echo $dispcode; } ?>" maxlength="30">
</div>
<div style="clear:both;"></div>
<br>
</div>
我的问题是关于输入名称的(尽管此设计的任何“总”解决方案也是可以接受的)。如果我采用这种格式,并且每个输入都有自己dispcode
的名称,那么是否有一种简单的方法来进行输入过程?或者有人告诉我为什么我在做的事情根本上是错误的,以及如何解决它。