首页 > 解决方案 > 将值从 razor 视图提交到通过 HTTP Post 方法接受值的控制器操作

问题描述

我在我的一个控制器中有一个视图,其中包含项目列表。当用户单击每个项目时,浏览器必须导航到提供有关该项目的详细信息的页面。

控制器Details通过 post 方法接受值,并将复杂的输入对象作为其输入。

GET这是使用发送值的方法导航到详细信息页面的示例方法:

function openDetailsPage(commodityID, commodityName) {

     dateFrom = convertNumbers2English('@(((FilterViewModel)ViewBag.ViewModel).dateValue_1)');
    dateTo = convertNumbers2English('@(((FilterViewModel)ViewBag.ViewModel).dateValue_2)');

    dateFrom = changeDateSeparator(dateFrom);
    dateTo = changeDateSeparator(dateTo);

    if (dateTo == null || dateTo == undefined)
        dateTo = "0";

    if (dateFrom == null || dateFrom == undefined)
        dateFrom = "0";
    @{
        string reportTypes = "0";
        if (((FilterViewModel)ViewBag.ViewModel).purchaseReportTypes != null)
        {
            reportTypes = String.Join(",", ((FilterViewModel)ViewBag.ViewModel).purchaseReportTypes);
        }
    }
    alert('@reportTypes');
    var url = '@Url.Action("ReportDetailed","BuyReport",new {
        commodityType =(((FilterViewModel)ViewBag.ViewModel).commodityType),
        commodityName="dummyCommodityName",
        department=((FilterViewModel)ViewBag.ViewModel).department,
        repository=((FilterViewModel)ViewBag.ViewModel).repository,
        commodity ="dummyCommodityID",
        purchaseReportTypes=reportTypes,
        dateValue_1="dummyDate1",
        dateValue_2="dummyDate2"
    })';
    alert(url);

    @*var url = '@Url.Action("ReportDetailed","BuyReport",
    new RouteValueDictionary
    {
        {"commodityType",((FilterViewModel)ViewBag.ViewModel).commodityType},
        {"commodityName","dummyCommodityName" },
        {"department",((FilterViewModel)ViewBag.ViewModel).department },
        {"repository",((FilterViewModel)ViewBag.ViewModel).repository },
        {"commodity","dummyCommodityID"},
        {"purchaseReportTypes",((FilterViewModel)ViewBag.ViewModel).purchaseReportTypes },
        {"dateValue_1",((FilterViewModel)ViewBag.ViewModel).dateValue_1 },
        { "dateValue_2",((FilterViewModel)ViewBag.ViewModel).dateValue_2 }

    })';*@
    url = url.replace("dummyCommodityID", commodityID);
    url = url.replace("dummyCommodityName", commodityName);
    url = url.replace("dummyDate1", dateFrom);
    url = url.replace("dummyDate2", dateTo);
    alert(url);
    openLink(url);
}

我对这种类型的值路由有一些困难:

  1. 输入对象很复杂,所以路线会很复杂。例如/BuyReport/ReportDetailed?commodityType=0&commodityName=dummyCommodityName&department=1&repository=2&commodity=dummyCommodityID&dateValue_1=dummyDate1&dateValue_2=dummyDate2/BuyReport/ReportDetailed/0/itemName/1/2/1/123/
  2. 获取参数中的任何特殊字符,例如/会破坏路由
  3. 我不能传递像数组这样的东西,所以我应该在发送之前转换它们

所以我正在寻找一种使用“发布”方法发送参数的方法,就像表单提交按钮在以下约束下所做的那样:

  1. 我认为没有表格
  2. 我想将值发布到控制器并且页面必须导航到详细信息视图
    1. 第一页中的每个项目都有不同的行和不同的 ID,所以我认为为每一行创建一个表单是不合理的。

我想知道有什么方法可以Post根据我的要求实现参数吗?我不在乎它是否是 C#、JS 和 jQuery 的混合体。

更多细节:

这是我的列表页面中调用openDetailsPagejs 函数的示例行:

<a onclick="openDetailsPage(@item.CommodityId,'@Html.DisplayFor(modelItem => item.CommodityName)')">
    <div class="ios-content-box px-4 py-1 mb-3 ios-hover-box">
        <div class="row font-12 my-2 ios-divider-line">
            <div class="col-6 f-w-600 color-orange text-right">@Html.DisplayFor(modelItem => item.CommodityName)</div>
            <div class="col-6 text-left"> <i class="fas fa-chevron-left  fa-fw  color-orange "></i></div>
        </div>
        <div class="row font-12 my-2 ios-divider-line">
            <div class="col-6 text-gray-600 text-right">type</div>
            <div class="col-6 text-gray-600 text-left">@Html.DisplayFor(modelItem => item.TypesName)</div>
        </div>
        <div class="row font-12 my-2 ios-divider-line">
            <div class="col-6 text-gray-600 text-right">Code</div>
            <div class="col-6 text-gray-600 text-left">@Html.DisplayFor(modelItem => item.CommodityCode)</div>
        </div>
        <div class="row font-12 my-2 ios-divider-line">
            <div class="col-6 text-gray-600 text-right">Barcode</div>
            <div class="col-6 text-gray-600 text-left">@Html.DisplayFor(modelItem => item.CommodityBarcode)</div>
        </div>
        <div class="row font-12 my-2 ios-divider-line">
            <div class="col-6 text-gray-600 text-right">Unit Price</div>
            <div class="col-6 text-gray-600 text-left">@Html.DisplayFor(modelItem => item.UnitPrice)</div>
        </div>
        <div class="row font-12 my-2 ios-divider-line">
            <div class="col-6 text-gray-600 text-right">Total Price</div>
            <div class="col-6 text-gray-600 text-left">@Html.DisplayFor(modelItem => item.SumPrice)</div>
        </div>
    </div>
</a>

目前我的控制器如下:

[Route("BuyReport/ReportDetailed/{commodityType}/{commodityName}/{department}/{repository}/{commodity}/{purchaseReportTypes}/{dateValue_1}/{dateValue_2}")]

public async Task<ActionResult> ReportDetailed(
    string commodityType, 
    string commodityName,
    string department,
    string repository,
    string commodity,
    string purchaseReportTypes,
    string dateValue_1,
    string dateValue_2
    )
{


}

但我想把它改成这样:

[HttpPost]
public async Task<ActionResult> ReportDetailed(DetailedViewModel detailedviewmodel){

    string commodity = detailedviewmodel.commodity;
    string commoditytype = detailedviewmodel.commoditytype;
    string department = detailedviewmodel.department;
    string purchasereporttypes = detailedviewmodel.purchasereporttypes;
    string repository = detailedviewmodel.repository;
    string startdate = detailedviewmodel.datevalue_1;
    string enddate = detailedviewmodel.datevalue_2;
    string commdoityname = detailedviewmodel.commodityname;

}

其中DetailedViewModel定义如下:

public class DetailedViewModel
{
    public string commodityType { get; set; }
    public string commodityName { get; set; }
    public string department { get; set; }
    public string repository { get; set; }
    public string commodity { get; set; }
    public string[] purchaseReportTypes { get; set; }

    public string dateValue_1 { get; set; }//start date
    public string dateValue_2 { get; set; }//end date

}

标签: javascriptc#asp.net-mvcpostrazor

解决方案


这不是满足您目的的正确方法。您的代码看起来也容易受到利用者的攻击。不要使用破坏正常 Web 应用程序行为的解决方案。

相反,将参数发送到相应的控制器方法,然后通过模型传递(控制器端)进行内部重定向。如果您的数据存储在数据库中,只需CommodityId在控制器端发送和查找详细信息,而不是将整个详细信息作为form( HTTPPOST) 发送。这样,您就有了一个设计良好的项目,不会因破坏行为而导致不必要的崩溃,并且您的代码看起来像您想要的那样简单明了。


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