public override object parse(XmlNode objNode)
{
// get required poi's parameters
string name = objNode.SelectSingleNode("name").InnerText.Trim();
double latitude = Convert.ToDouble(objNode.SelectSingleNode("latitude").InnerText.Trim());
double longitude = Convert.ToDouble(objNode.SelectSingleNode("longitude").InnerText.Trim());
string lang = objNode.SelectSingleNode("lang").InnerText.Trim();
string type = objNode.SelectSingleNode("type").InnerText.Trim();
string descr = objNode.SelectSingleNode("descr").InnerText.Trim();
// instantiate poi
Poi poi = new Poi(name, latitude, longitude, lang, type, descr);
// parse media files
MediaFilesXmlAdapter mediaFilesParser = new MediaFilesXmlAdapter(poi.getMediaFiles());
XmlNode mediaFilesNode = objNode.SelectSingleNode(mediaFilesParser.getXmlNodeName());
mediaFilesParser.parse(mediaFilesNode);
MainDetailsXmlAdapter mainDetailsParser = new MainDetailsXmlAdapter(poi.getMainDetails());
XmlNode mainDetailsNode = objNode.SelectSingleNode(mainDetailsParser.getXmlNodeName());
mainDetailsParser.parse(mainDetailsNode);
return(poi);
}
/**
* Loads Poi media data: media files and main details.
*/
public void loadMedia(Poi poi, string poiSubDir)
{
//Debug.WriteLine("loadMedia: poi sub dir: " + poiSubDir, ToString());
// load xml document
XmlDocument poiXmlDoc = new XmlDocument();
string poiXmlPath = getPoiXmlPath(poiSubDir);
poiXmlDoc.Load(poiXmlPath);
// get media files
XmlNode mediaFilesNode = poiXmlDoc.SelectSingleNode("/poi/media_files");
if (mediaFilesNode != null)
{
MediaFilesXmlAdapter mfxa = new MediaFilesXmlAdapter(poi.getMediaFiles());
mfxa.parse(mediaFilesNode);
}
// get main details
XmlNode mainDetailsNode = poiXmlDoc.SelectSingleNode("/poi/details");
if (mainDetailsNode != null)
{
MainDetailsXmlAdapter mdxa = new MainDetailsXmlAdapter(poi.getMainDetails());
mdxa.parse(mainDetailsNode);
}
string poiMediaFilesPath = getPoiMediaFilesPath(poiSubDir);
if (poiMediaFilesPath != null)
{
loadMediaFiles(poi.getAllMediaFiles(), poiMediaFilesPath);
}
}
public override string serialize(object obj)
{
Poi p = (Poi)obj;
StringBuilder builder = new StringBuilder();
// opening tag
builder.Append("<");
builder.Append(getXmlNodeName());
builder.Append(">");
// lang
builder.Append("<lang>");
builder.Append(p.getLang());
builder.Append("</lang>");
// name
builder.Append("<name>");
builder.Append(p.getName());
builder.Append("</name>");
// latitude
builder.Append("<latitude>");
builder.Append(p.getLatitude());
builder.Append("</latitude>");
// longitude
builder.Append("<longitude>");
builder.Append(p.getLongitude());
builder.Append("</longitude>");
// type
builder.Append("<type>");
builder.Append(p.getType());
builder.Append("</type>");
// description
builder.Append("<descr><![CDATA[");
builder.Append(p.getDescr());
builder.Append("]]></descr>");
// media files
MediaFilesXmlAdapter mfxa = new MediaFilesXmlAdapter(p.getMediaFiles());
string mediaFilesXml = mfxa.serialize();
builder.Append(mediaFilesXml);
// main details
MainDetailsXmlAdapter mdxa = new MainDetailsXmlAdapter(p.getMainDetails());
string mainDetailsXml = mdxa.serialize();
builder.Append(mainDetailsXml);
// closing tag
builder.Append("</");
builder.Append(getXmlNodeName());
builder.Append(">");
return(builder.ToString());
}
