private void RenderHtmlUsingXslt(BTBWeatherFeedInfo info, string xsltFile)
{
XPathDocument doc = new XPathDocument(new XmlTextReader(info.Feed, XmlNodeType.Document, null));
MemoryStream ms = new MemoryStream();
var transform = new XslCompiledTransform();
//if we don't have a custom XSLT defined then we should just use the
//default one which we install with the module
string xslFolder = HttpContext.Current.Server.MapPath("~/DesktopModules/BTBYahooWeather/Templates/Xslt");
xsltFile = Path.Combine(xslFolder, xsltFile);
if (!File.Exists(xsltFile))
{
//if we don't have the file call back to the default
//xslt file which should exist in all instances
xsltFile = Path.Combine(xslFolder, "weatherReport.xsl");
}
transform.Load(xsltFile);
transform.Transform(doc, null, ms);
ms.Position = 0;
info.TransformedFeed = new StreamReader(ms, System.Text.Encoding.UTF8).ReadToEnd();
//clean up
ms.Close();
}
public static void UpdateBTBWeatherFeed(BTBWeatherFeedInfo feed)
{
using (var dataContext = DataContext.Instance())
{
var rep = dataContext.GetRepository <BTBWeatherFeedInfo>();
rep.Update(feed);
}
}
public static int AddBTBWeatherFeed(BTBWeatherFeedInfo newFeed)
{
using (var dataContext = DataContext.Instance())
{
var rep = dataContext.GetRepository <BTBWeatherFeedInfo>();
rep.Insert(newFeed);
return(newFeed.WeatherId);
}
}
public void ImportModule(int ModuleID, string Content, string Version, int UserId)
{
XmlNode weatherNode = Globals.GetContent(Content, "BTBYahooWeather");
XmlNodeList nodeList = weatherNode.SelectNodes("url");
if (nodeList != null)
{
for (int i = 0; i < nodeList.Count; i++)
{
BTBWeatherFeedInfo info = new BTBWeatherFeedInfo();
info.ModuleId = ModuleID;
info.Url = nodeList[i].InnerText;
DataProvider.AddBTBWeatherFeed(info);
}
}
}
/// <summary>
/// renders the xml data into the HTML
/// </summary>
/// <param name="info"></param>
/// <param name="moduleConfiguration"></param>
public void RenderRssData(BTBWeatherFeedInfo info, ModuleInfo moduleConfiguration)
{
//work out if we are going to use the XSLT files or the razor engine
//to render the weather into HTML
var moduleSettings = new BTBYahooWeatherSettings(moduleConfiguration.TabModuleID);
switch (moduleSettings.RenderEngine)
{
case BTBYahooWeatherSettings.TemplateEngine.Razor:
RenderHtmlUsingRazor(info, moduleSettings.TemplateName);
break;
case BTBYahooWeatherSettings.TemplateEngine.Xlst:
default:
RenderHtmlUsingXslt(info, moduleSettings.TemplateName);
break;
}
}
public void UpdateWeatherFeed(BTBWeatherFeedInfo info, PortalSettings portalSettings, ModuleInfo moduleConfiguration)
{
string proxyHost = Host.GetHostSettingsDictionary()["ProxyServer"];
string proxyPort = Host.GetHostSettingsDictionary()["ProxyPort"];
string proxyUsername = Host.GetHostSettingsDictionary()["ProxyUsername"];
string proxyPassword = Host.GetHostSettingsDictionary()["ProxyPassword"];
//version 1.6
//26/8/2008
//fix to check if we have a proxy port, in which case we should append to the proxyhost
//Thanks to Corrie Meyer for finding this bug.
string proxyUrl = proxyPort.Trim() == string.Empty ? proxyHost : proxyHost + ":" + proxyPort;
RssReader reader = new RssReader(info.Url, proxyUrl, proxyUsername, proxyPassword);
//get the raw feed
info.Feed = reader.Response();
//render the xml into the HTML
RenderRssData(info, moduleConfiguration);
//get the ttl
int ttl = reader.Ttl();
if (ttl > -1)
{
info.Ttl = reader.Ttl();
}
else
{
//no value of ttl in feed
//default to 20 minutes
info.Ttl = 20;
}
//set the date stamps
info.UpdatedDate = DateTime.Now;
info.CachedDate = DateTime.Now.AddMinutes(info.Ttl);
info.LocationName = reader.LocationName();
//cache the feed in the database
DataProvider.UpdateBTBWeatherFeed(info);
}
private void RenderHtmlUsingRazor(BTBWeatherFeedInfo info, string razorTemplate)
{
//if we don't have a custom XSLT defined then we should just use the
//default one which we install with the module
string razorFolder = HttpContext.Current.Server.MapPath("~/DesktopModules/BTBYahooWeather/Templates/Razor");
string pathCheck = Path.Combine(razorFolder, razorTemplate);
if (!File.Exists(pathCheck))
{
//if we don't have the file call back to the default
//xslt file which should exist in all instances
razorTemplate = "weatherReport.cshtml";
}
using (var stringWriter = new StringWriter())
{
var razorEngine = new RazorEngine("~/DesktopModules/BTBYahooWeather/Templates/Razor/" + razorTemplate, null, null);
razorEngine.Render <MainModel>(stringWriter, new MainModel(info.ModuleId, info.Feed));
info.TransformedFeed = stringWriter.ToString();
}
}
