将 CAML/jQuery 的多条记录更新到 Sharepoint(批量更新)

Updating multiple records with CAML/jQuery to Sharepoint (Batch updating)

我正在尝试使用 jQuery 和 CAML 更新 Share Point 中的多条记录。我可以使用此代码轻松更新单个记录,但对于这个项目,我需要一次更新 20 个产品。我想我可以循环并调用此函数 20 次,但我认为必须有一个更优雅的解决方案,有望在单个请求中完成任务。

每个名为 "Prod_1"、"Prod_2"、...、"Prod_20".

的调查有 20 个 Select 框
function saveProducts() {

        var sList = "ProductData"
        var i = 1;

        var sQry = "";
        sQry += "<Batch OnError='Continue'>";
        sQry += "   <Method ID='1' Cmd='Update'>";
        sQry += "     <Field Name='ID'>" + $("#uniqueID").val() + "</Field>";
        sQry += "     <Field Name='Offered'>" + $("#Prod_1").val() + "</Field>";
        sQry += "   </Method>";
        sQry += "</Batch>";

        var request = "";
        request += "<soap:Envelope xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance'";
        request += " xmlns:xsd='http://www.w3.org/2001/XMLSchema'";
        request += " xmlns:soap='http://schemas.xmlsoap.org/soap/envelope/'>";
        request += " <soap:Body>";
        request += " <UpdateListItems xmlns='http://schemas.microsoft.com/sharepoint/soap/'>";
        request += " <listName>" + sList + "</listName>";
        request += " <updates>" + sQry + "</updates>";
        request += " </UpdateListItems>";
        request += " </soap:Body>";
        request += "</soap:Envelope>";

        $.ajax({
            async: false, url: sURL, type: "POST", dataType: "xml", data: request, contentType: "text/xml; charset=\"utf-8\"",
            beforeSend: function (xhr) { xhr.setRequestHeader("SOAPAction", "http://schemas.microsoft.com/sharepoint/soap/UpdateListItems"); },
            complete: function processSaveProducts(xData, status) {
                //alert("Save Status: " + status);
            }
        });
    }

有没有办法通过一次更新而不是 运行 将此代码更新 20 次?谢谢!

您可以在同一个 <Batch> 中嵌套多个 <Method> 节点:

<Batch OnError="Continue" ListVersion="1" 
ViewName="270C0508-A54F-4387-8AD0-49686D685EB2">
   <Method ID="1" Cmd="Update">
      <Field Name="ID">4<Field>
      <Field Name="Field_Name">Value</Field>
   </Method>
   <Method ID="2" Cmd="Update">
      <Field Name="ID" >6</Field>
      <Field Name="Field_Name">Value</Field>
   </Method>
</Batch>

更多信息: https://msdn.microsoft.com/en-us/library/lists.lists.updatelistitems(v=office.12).aspx