[英]Edit an element inside cdata
我正在尝试在以下xml中编辑元素,但是我不确定如何处理cdata代码...我要编辑的元素是FileID
<Import>
<MethodParameters>
<messageXml><![CDATA[
<Message>
<ImportRequest Entity="Users">
<File Name="XXXXXX" Type="Xml" FileID="TestM-00" TotalPartialFiles="1" PartialSequence="1" Md5="">
<![CDATA[
<ImportUserList>
<ImportUser UserName="TestM01" FirstName="TestM01" MiddleName="TestM01" LastName="TestM01" Active="true" Email="TestM01@gmail.com" ExternalId="TestM01"/>
<ImportUser UserName="TestM02" FirstName="TestM02" MiddleName="TestM02" LastName="TestM02" Active="true" Email="TestM02@gmail.com" ExternalId="TestM02"/>
</ImportUserList>
]]]]><![CDATA[>
</File >
</ImportRequest>
</Message>
]]></messageXml>
</MethodParameters>
</Import>
我在C#中有类似的内容,但是我不确定如何更新Users.xml文件,因为我知道AdminNode在第二个文档中
var doc = new XmlDocument();
doc.Load("E:\\Users.xml");
XmlNode node = doc.SelectSingleNode("/Import/MethodParameters/messageXml").FirstChild;
string newID = Guid.NewGuid().ToString();
XmlNodeList xmlRootNode = doc.GetElementsByTagName("messageXml");
String Sxml = xmlRootNode.Item(0).InnerText;
XmlDocument xdoc = new XmlDocument();
xdoc.LoadXml(Sxml);
XmlNodeList AdminNode = xdoc.GetElementsByTagName("Message");
AdminNode.Item(0).SelectSingleNode("//ImportRequest/File/@FileID").Value = newID;
doc.Save("E:\\Users.xml");
以下代码可以解决问题:
string xml = @"<Import>
<MethodParameters>
<messageXml><![CDATA[
<Message>
<ImportRequest Entity=""Users"">
<File Name=""XXXXXX"" Type=""Xml"" FileID=""TestM-00"" TotalPartialFiles=""1"" PartialSequence=""1"" Md5="""">
<![CDATA[
<ImportUserList>
<ImportUser UserName=""TestM01"" FirstName=""TestM01"" MiddleName=""TestM01"" LastName=""TestM01"" Active=""true"" Email=""TestM01@gmail.com"" ExternalId=""TestM01""/>
<ImportUser UserName=""TestM02"" FirstName=""TestM02"" MiddleName=""TestM02"" LastName=""TestM02"" Active=""true"" Email=""TestM02@gmail.com"" ExternalId=""TestM02""/>
</ImportUserList>
]]]]><![CDATA[>
</File>
</ImportRequest>
</Message>
]]></messageXml>
</MethodParameters>
</Import>";
var newID = Guid.NewGuid().ToString();
var xDoc = XDocument.Parse(xml);
var messageNode = xDoc.XPathSelectElement(".//messageXml");
var innerDoc = XDocument.Parse(messageNode.Value);
innerDoc.XPathSelectElement(".//ImportRequest/File").Attribute("FileID").Value = newID;
messageNode.ReplaceAll(new XCData(innerDoc.ToString()));
现在很脏,但至少会产生预期的输出:
<Import>
<MethodParameters>
<messageXml><![CDATA[<Message>
<ImportRequest Entity="Users">
<File Name="XXXXXX" Type="Xml" FileID="609bead3-3295-4d68-a07f-1ee47db756fd" TotalPartialFiles="1" PartialSequence="1" Md5="">
<![CDATA[
<ImportUserList>
<ImportUser UserName="TestM01" FirstName="TestM01" MiddleName="TestM01" LastName="TestM01" Active="true" Email="TestM01@gmail.com" ExternalId="TestM01"/>
<ImportUser UserName="TestM02" FirstName="TestM02" MiddleName="TestM02" LastName="TestM02" Active="true" Email="TestM02@gmail.com" ExternalId="TestM02"/>
</ImportUserList>
]]]]><![CDATA[>
</File>
</ImportRequest>
</Message>]]></messageXml>
</MethodParameters>
</Import>
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