这里我就用XML代替数据,写一个新闻发布系统,希望能够起到抛砖引玉的作用,使更多的人能够了解这些最新的技术。下面介绍这几个文件。
contents.XML
<?XML version="1.0" encoding="GB2312"?>
<topiclist type="ASPCool News">
<topic>
<title>ASPcool news!</title>
<href>main.ASPx?name=hello</href>
</topic>
<topic>
<title>Resolve a problem</title>
<href>main.ASPx?name=test</href>
</topic>
</topiclist>
这是一个很简单的XML文件,它的作用是用来显示新闻的列表。
hello.XML
<?XML version="1.0" encoding="GB2312"?>
<document>
<title>ASPcool news!</title>
<abstract>test news</abstract>
<author>feiying</author>
<content>
<paragraph>The firet test</paragraph>
</content>
</document>
这个文件是用来显示新闻的内容,其中各个意思大家一看就明白,我就不在这儿多说了。
下面给大家看新闻列表显示的页面。
news.ASPx
<%@ Import Namespace="System"%>
<%@ Page Language="C#" Debug="true" codepage="936"%>
<%@ Import Namespace="System.IO" %>
<%@ Assembly Name="System.XML" %>
<%@ Import Namespace="System.XML" %>
<%@ Import Namespace="System.XML.Xsl" %>
<HTML>
<head>
<title>
</title>
<script language="c#" runat="server">
public string xslt()
{
StringWriter writer = new StringWriter();
//装入XML对象
XMLDocument XMLdoc= new XMLDocument();
XMLdoc.Load(Server.MapPath("Contents.XML"));
//装入xsl对象
XslTransform xsldoc = new XslTransform();
xsldoc.Load(Server.MapPath("news.xsl"));
//把XML转化成HTML页面
DocumentNavigator nav= new DocumentNavigator(XMLdoc);
xsldoc.Transform(nav,null,writer);
return writer.ToString();
}
</script>
</head>
<body>
<%=xslt()%>
<p align="center">
该程序由<a href="www.ASPcool.comhttp://www.ASPcool.com">www.ASPcool.com</a>设计制作.
</p>
</body>
</HTML>
这个页面完成了从XML通过xslt转化成HTML文件,也使我对于xslt有了进一步的认识。
下面是新闻内容显示的页面:
main.ASPx
<%@ Import Namespace="System"%>
<%@ Page Language="C#" Debug="true" codepage="936"%>
<%@ Import Namespace="System.IO" %>
<%@ Assembly Name="System.XML" %>
<%@ Import Namespace="System.XML" %>
<%@ Import Namespace="System.XML.Xsl" %>
<HTML>
<head>
<title>
</title>
<script language="c#" runat="server">
public string xslt()
{
StringWriter writer = new StringWriter();
XMLDocument XMLdoc= new XMLDocument();
XMLdoc.Load(Server.MapPath(Request["name"] +".XML"));
XslTransform xsldoc = new XslTransform();
xsldoc.Load(Server.MapPath("main.xsl"));
DocumentNavigator nav= new DocumentNavigator(XMLdoc);
xsldoc.Transform(nav,null,writer);
return writer.ToString();
}
</script>
</head>
<body>
<%=xslt()%>
<p align="center">该程序由<a href="www.ASPcool.comhttp://www.ASPcool.com">www.ASPcool.com</a>设计制作.</p>
</body>
</HTML>
这个功能和上面的一样,我在这儿就不多说了。
最后,大家来看一下最负责的一个页面,这个页面的作用就是用来建立新的XML数据。
manage.ASPx
<%@ Import Namespace="System.XML.Xsl" %>
<%@ Import Namespace="System.XML" %>
<%@ Assembly Name="System.XML" %>
<%@ Import Namespace="System.IO" %>
<%@ Page Language="C#" Debug="true" codepage="936"%>
<%@ Import Namespace="System"%>
<HTML>
<HEAD>
<script language="C#" runat="server">
public void Button1_Click(object sender, System.EventArgs e)
{
//判断文件是否存在
if(File.Exists(Server.MapPath(TextBox1.Text +".XML")))
{
Response.Write("文件名已经存在,请重选文件名。");
Response.End() ;
}
else
{
XMLNode currNode;
XMLDocument XMLdoc = new XMLDocument();
XMLdoc.Load(Server.MapPath("contents.XML"));
string InsStr="<topic><title>"+TextBox2.Text+"</title><href>
main.ASPx?name="+TextBox1.Text+"</href></topic>";
XMLDocumentFragment docFrag = XMLdoc.CreateDocumentFragment();
docFrag.InnerXML = InsStr;
currNode = XMLdoc.DocumentElement;
currNode.InsertAfter(docFrag, currNode.LastChild);
//save the output to a file
XMLdoc.Save (Server.MapPath("contents.XML"));
//把TextBox5中的文件换成符合XML格式的内容。
string XMLfile =TextBox5.Text.Replace("&","&");
XMLfile = XMLfile.Replace("<","<");
XMLfile = XMLfile.Replace(">",">");
XMLfile = XMLfile.Replace( @"""""",""");
XMLfile = XMLfile.Replace(""","'");
XMLfile = XMLfile.Replace ("\n","</paragraph><paragraph>");
//把数据写入新建的XML文件中去。
XMLDocument doc = new XMLDocument();
doc.LoadXML ("<?XML version="1.0" encoding="GB2312"?>
<document><title>"+TextBox2.Text +"</title><abstract>"+
TextBox4.Text "</abstract><author>"+TextBox3.Text+
"</author><content><paragraph>"+XMLfile+"</paragraph>
</content></document>");
doc.Save (Server.MapPath(TextBox1.Text +".XML"));
Response.Write("You hava input the article!");
TextBox1.Text="";
TextBox2.Text="";
TextBox3.Text="";
TextBox4.Text="";
TextBox5.Text="";
}
//向目录文件中写数据
}
public void Button2_Click(object sender, System.EventArgs e)
{}
</script>
<meta content="Internet Explorer 5.0" name=vs_targetSchema>
<meta content="Microsoft Visual Studio 7.0" name=GENERATOR>
<meta content=C# name=CODE_LANGUAGE>
</HEAD>
<body MS_POSITIONING="GridLayout">
<form runat="server">
<FONT face=宋体>
<ASP:label id=Label1 style="Z-INDEX: 100; LEFT: 230px; POSITION:
absolute; TOP: 27px" runat="server" Height="28px" Width="156px">
ASP酷技术资讯网网站内容发布系统
</ASP:label>
<ASP:label id=Label2 style="Z-INDEX: 101; LEFT: 110px; POSITION:
absolute; TOP: 68px" runat="server" Height="25px" Width="65px">
文件名:
</ASP:label>
<ASP:textbox id=TextBox1 style="Z-INDEX: 102; LEFT: 255px; POSITION:
absolute; TOP: 64px" runat="server" Height="33px" Width="178px" >
</ASP:textbox>
<ASP:label id=Label3 style="Z-INDEX: 103; LEFT: 108px; POSITION:
absolute; TOP: 126px" runat="server" Height="36px" Width="86px">
文章名称:
</ASP:label>
<ASP:textbox id=TextBox2 style="Z-INDEX: 104; LEFT: 256px; POSITION:
absolute; TOP: 114px" runat="server" Height="37px" Width="177px">
</ASP:textbox>
<ASP:label id=Label4 style="Z-INDEX: 105; LEFT: 114px; POSITION:
absolute; TOP: 183px" runat="server" Height="31px" Width="89px">
作者:
</ASP:label>
<ASP:textbox id=TextBox3 style="Z-INDEX: 106; LEFT: 256px; POSITION:
absolute; TOP: 183px" runat="server" Height="36px" Width="179px">
</ASP:textbox>
<ASP:label id=Label5 style="Z-INDEX: 107; LEFT: 114px; POSITION:
absolute; TOP: 241px" runat="server" Height="51px" Width="81px">
摘要:
</ASP:label>
<ASP:textbox id=TextBox4 style="Z-INDEX: 108; LEFT: 256px; POSITION:
absolute; TOP: 245px" runat="server" Height="36px" Width="179px">
</ASP:textbox>
<ASP:label id=Label6 style="Z-INDEX: 109; LEFT: 116px; POSITION:
absolute; TOP: 315px" runat="server" Height="36px" Width="78px">
内容:
</ASP:label>
<ASP:textbox id=TextBox5 style="Z-INDEX: 110; LEFT: 259px; POSITION:
absolute; TOP: 303px" runat="server" Height="95px" Width="252px"
textmode="MultiLine">
</ASP:textbox>
</FONT>
<INPUT id=Button2 style="Z-INDEX: 113; LEFT: 343px; WIDTH: 40px;
POSITION: absolute; TOP: 430px; HEIGHT: 24px" type=button value=重置
name=Button2 runat="server" OnServerClick="Button2_Click" DESIGNTIMEDRAGDROP="59">
<br>
<br>
<div id=mess runat=server>
</div>
<br>
<input type="button" value="提交" OnServerClick="Button1_Click"
runat="server" ID="Button1" NAME="Button1" style="Z-INDEX: 112;
LEFT: 268px; POSITION: absolute; TOP: 430px">
</form>
</body>
</HTML>
此程序在.net beta2 build 9148下测试通过。

