sharepoint使用自定义RSS webpart获取weather天气、stock股票信息
Web Part Codeusing System;
using System.Runtime.InteropServices;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Serialization;
using Microsoft.SharePoint;
using Microsoft.SharePoint.WebControls;
using Microsoft.SharePoint.WebPartPages;
using System.Xml;
using System.Text;
using UtilityLibrary;
namespace Concept.RSSFeed
{
public class RSSFeed : System.Web.UI.WebControls.WebParts.WebPart
{
#region Private Variables
private bool displayXml = false;
private string xsltFile = "";
private string xmlFeed = String.Empty;
#endregion
#region Public Properties
/// <summary>
/// allows user to specify an xslt file.
/// </summary>
public string XSLTFile
{
get { return xsltFile; }
set { xsltFile = value.Trim(); }
}
/// <summary>
/// allows user to specify the url of the rss feed
/// </summary>
public string XMLFeed
{
get { return xmlFeed; }
set { xmlFeed = value.Trim(); }
}
/// <summary>
/// allows user to specify the url of the rss feed
/// </summary>
public bool DisplayXML
{
get { return displayXml; }
set { displayXml = value; }
}
#endregion
public RSSFeed()
{
}
protected override void CreateChildControls()
{
base.CreateChildControls();
// TODO: add custom rendering code here.
// Label label = new Label();
// label.Text = "Hello World";
// this.Controls.Add(label);
}
protected override void Render(HtmlTextWriter writer)
{
try
{
#region Check Properties
if (String.IsNullOrEmpty(XSLTFile))
throw new ConceptException("XSLT File is blank");
if (String.IsNullOrEmpty(XMLFeed))
throw new ConceptException("XML Feed is blank");
#endregion
XmlDocument weatherFeed = new XmlDocument();
string arrxml = "";
if (XMLFeed.Contains("$"))
{
string[] feedarr = XMLFeed.Split('$');
for (int i = 0; i < feedarr.Length; i++)
{
XmlDocument weatherarr = WebClientUtil.GetRSSFeed(feedarr.ToString());
arrxml += weatherarr.DocumentElement.InnerXml;
}
StringBuilder sb = new StringBuilder();
sb.Append("<root>").Append(arrxml).Append("</root>");
weatherFeed.LoadXml(sb.ToString());
}
else
{
weatherFeed = WebClientUtil.GetRSSFeed(XMLFeed);
}
// get xml from feed
if (DisplayXML)
{
UtilityLibrary.WebPartUtil.SurroundInTextarea(writer, weatherFeed);
}
// transform to HTML
Uri currentPage = this.Page.Request.Url;
int pathIndex = currentPage.AbsoluteUri.IndexOf(currentPage.AbsolutePath);
string uriString = string.Empty;
if (pathIndex > 0)
{
uriString = currentPage.AbsoluteUri.Substring(0, pathIndex);
}
currentPage = new Uri(String.Format("{0}/Style Library/XSL Style Sheets/{1}", uriString, XSLTFile));
SPSecurity.RunWithElevatedPrivileges(delegate()
{
XMLUtil.XSLUtil.SPSTransformXML(weatherFeed, currentPage, null, writer);
});
base.RenderContents(writer);
}
catch (ConceptException ex)
{
WebPartUtil.HandleWebPartApplicationException(writer, ex, this.ID);
}
catch (Exception ex)
{
WebPartUtil.HandleWebPartError(writer, ex, this.ID);
}
}
}
}
天气rss
http://xml.weather.yahoo.com/forecastrss?p=CAXX0504&u=c$http://xml.weather.yahoo.com/forecastrss?p=CAXX0301&u=c$http://xml.weather.yahoo.com/forecastrss?p=CAXX0518&u=c$http://xml.weather.yahoo.com/forecastrss?p=CAXX0183&u=c$http://xml.weather.yahoo.com/forecastrss?p=CAXX0054&u=c
天气xslt
Weather XML
<?xml version="1.0" encoding="utf-8"?>
<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
xmlns:yweather="http://xml.weather.yahoo.com/ns/rss/1.0"
xmlns:msxsl="urn:schemas-microsoft-com:xslt" exclude-result-prefixes="msxsl"
xmlns:user="anything here"
>
<xsl:output method="html" indent="yes"/>
<xsl:template match="/">
<link rel="stylesheet" type="text/css" href="/_layouts/Corus/Corus.Weather/Corus_Weather_Feeds.css"/>
<script language="JavaScript" type="text/JavaScript" src="/_layouts/Corus/Corus.Weather/weather.js"></script>
<div class="weather_feeds">
<span class="span_info">Weather for:</span><span id="lable_current_location"></span>
<select id="select_loation" style="display:none;" onchange="selectweatherloaction();">
<option value="1">Toronto</option>
<option value="2">Montreal</option>
<option value="3">Vancouver</option>
<option value="4">Halifax</option>
<option value="5">Calgary</option>
</select><span id="span_select_loation" onclick="span_click();" title="Change Location">▼</span>
<xsl:for-each select="/root/channel">
<table>
<xsl:attribute name="id">weather_table<xsl:value-ofselect="position()"/>
</xsl:attribute>
<xsl:attribute name="style">
display:none;
</xsl:attribute>
<tr>
<td rowspan="2" class="td_img">
<xsl:element name="img">
<xsl:attribute name="src">
http://l.yimg.com/a/i/us/we/52/<xsl:value-of select="item/yweather:condition/@code" />.gif
</xsl:attribute>
</xsl:element>
</td>
<td class="td_today">
<span class="span_today">
<xsl:value-of select="item/yweather:condition/@temp" />
<span style="color:#333;">°</span>
</span>
<span class="span_today_text">
<xsl:value-of select="item/yweather:condition/@text" />
</span>
</td>
</tr>
<tr>
<td class="td_after">
<span><xsl:value-of select="item/yweather:forecast/@day" />:</span><xsl:value-of select="item/yweather:forecast/@low" />°~<xsl:value-of select="item/yweather:forecast/@high" />° <xsl:value-of select="item/yweather:forecast/@text" />
<br />
<span><xsl:value-of select="item/yweather:forecast/@day" />:</span><xsl:value-of select="item/yweather:forecast/@low" />°~<xsl:value-of select="item/yweather:forecast/@high" />° <xsl:value-of select="item/yweather:forecast/@text" />
</td>
</tr>
</table>
</xsl:for-each>
<script language="JavaScript" type="text/JavaScript">
var tablecount=<xsl:value-of select="count(/root/channel)" />;
var select_loation=document.getElementById("select_loation");
var lable_current_location=document.getElementById("lable_current_location");
if(GetCookie("locationweather")==null)
{
SetCookie("locationweather", select_loation.options.value);
lable_current_location.innerHTML=select_loation.options.text;
//select_loation.style.display="";
}
else
{
lable_current_location.innerHTML=select_loation.options.text;
select_loation.options.selected=true;
select_loation.style.display="none";
}
function span_click()
{
if(select_loation.style.display=="none"){
select_loation.style.display="";
lable_current_location.style.display="none";
}
else{select_loation.style.display="none";
lable_current_location.style.display="";
}
}
function selectweatherloaction()
{
var Days = 30;
var exp= new Date();
exp.setTime(exp.getTime() + Days*24*60*60*1000);
document.cookie="locationweather="+escape(select_loation.options.value)+";expires=" + exp.toGMTString()+ ";path=/";
lable_current_location.innerHTML=select_loation.options.text;
select_loation.style.display="none";
lable_current_location.style.display="";
<![CDATA[
for(var i=1;i<=tablecount;i++)
{
var table_current="weather_table"+i;
if(i==GetCookie("locationweather")){
document.getElementById(table_current).style.display="";}
else{document.getElementById(table_current).style.display="none";}
}
]]>
}
var table_current="weather_table"+GetCookie("locationweather");
document.getElementById(table_current).style.display="";
</script>
</div>
</xsl:template>
</xsl:stylesheet>
股票rss
http://xpi1.xpi.com/corus/quote.aspx?Ticker=T.CJR.B$http://xpi1.xpi.com/corus/quote.aspx?Ticker=CJR%20Y
股票xslt
Code
<?xml version="1.0" encoding="utf-8"?>
<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
xmlns:msxsl="urn:schemas-microsoft-com:xslt" exclude-result-prefixes="msxsl"
>
<xsl:output method="html" indent="yes"/>
<xsl:template match="/">
<link rel="stylesheet" type="text/css" href="/_layouts/Corus/Corus_Stock_Feeds.css"/>
<div class="stock_feeds">
<span class="stock_feeds_title corus_webpart_border_bottom_color">Stock Information</span>
<table class="stock_feeds_table">
<xsl:if test="count(/root/record) > 0">
<xsl:for-each select="/root/record">
<tr>
<td class="td_align_left">
<xsl:value-of select="recordheader/ticker" />
</td>
<td class="td_align_right">
<xsl:value-of select="recordheader/exchange" />
</td>
<td class="td_align_left" style="padding-left:5px;">
$<xsl:value-of select="marketdata/last" />
<xsl:if test="marketdata/change/points>0">
<img src="/_layouts/images/Branding/Corus/Insite/price_up.gif" />
</xsl:if>
<xsl:if test="marketdata/change/points<0">
<img src="/_layouts/images/Branding/Corus/Insite/price_down.gif" />
</xsl:if>
</td>
<td class="td_align_right">
<xsl:value-of select="marketdata/change/percent" />
</td>
</tr>
</xsl:for-each>
</xsl:if>
</table>
<a href="http://www.corusent.com/home/Corporate/InvestorRelations/StockInfo/tabid/1676/Default.aspx?ticker=CJR.B.CA,CJR">
<span class="span_link"></span>
</a>
</div>
</xsl:template>
</xsl:stylesheet>
webpart
页:
[1]