private AtomFeed CreateFeedForRDF(XmlNode any, string identifier, string baseurl)
{
OwsContextAtomFeed feed = new OwsContextAtomFeed();
List <OwsContextAtomEntry> entries = new List <OwsContextAtomEntry> ();
XmlDocument doc = new XmlDocument();
doc.LoadXml(any.OuterXml);
XmlNamespaceManager xmlns = new XmlNamespaceManager(doc.NameTable);
xmlns.AddNamespace("rdf", "http://www.w3.org/1999/02/22-rdf-syntax-ns#");
xmlns.AddNamespace("dclite4g", "http://xmlns.com/2008/dclite4g#");
xmlns.AddNamespace("dc", "http://purl.org/dc/elements/1.1/");
xmlns.AddNamespace("dct", "http://purl.org/dc/terms/");
var onlineResource = doc.SelectNodes("rdf:RDF/dclite4g:DataSet/dclite4g:onlineResource", xmlns);
var createddate = doc.SelectSingleNode("rdf:RDF/dclite4g:DataSet/dct:created", xmlns).InnerText;
var modifieddate = doc.SelectSingleNode("rdf:RDF/dclite4g:DataSet/dct:modified", xmlns).InnerText;
feed.Title = new Terradue.ServiceModel.Syndication.TextSyndicationContent(doc.SelectSingleNode("rdf:RDF/dclite4g:DataSet/dc:title", xmlns).InnerText);
feed.Description = new Terradue.ServiceModel.Syndication.TextSyndicationContent(doc.SelectSingleNode("rdf:RDF/dclite4g:DataSet/dc:subject", xmlns).InnerText);
feed.Date = new DateTimeInterval {
StartDate = Convert.ToDateTime(modifieddate),
EndDate = Convert.ToDateTime(modifieddate)
};
for (int i = 0; i < onlineResource.Count; i++)
{
string id = onlineResource [i].ChildNodes [0].Attributes.GetNamedItem("rdf:about").InnerText;
Uri remoteUri = new Uri(id);
OwsContextAtomEntry entry = new OwsContextAtomEntry();
entry.Id = remoteUri.AbsoluteUri;
entry.Title = new Terradue.ServiceModel.Syndication.TextSyndicationContent(remoteUri.AbsoluteUri);
entry.PublishDate = new DateTimeOffset(Convert.ToDateTime(modifieddate));
entry.LastUpdatedTime = new DateTimeOffset(Convert.ToDateTime(modifieddate));
entry.Date = new DateTimeInterval {
StartDate = Convert.ToDateTime(modifieddate),
EndDate = Convert.ToDateTime(modifieddate)
};
entry.ElementExtensions.Add("identifier", OwcNamespaces.Dc, identifier);
entry.Links.Add(Terradue.ServiceModel.Syndication.SyndicationLink.CreateMediaEnclosureLink(remoteUri, "application/octet-stream", 0));
List <OwcOffering> offerings = new List <OwcOffering> ();
OwcOffering offering = new OwcOffering();
OwcContent content = new OwcContent();
content.Url = remoteUri;;
string extension = remoteUri.AbsoluteUri.Substring(remoteUri.AbsoluteUri.LastIndexOf(".") + 1);
switch (extension.ToLower())
{
case "gif":
content.Type = "image/gif";
offering.Code = "http://www.opengis.net/spec/owc-atom/1.0/req/gif";
break;
case "gtiff":
content.Type = "image/tiff";
offering.Code = "http://www.opengis.net/spec/owc-atom/1.0/req/geotiff";
break;
case "jpeg":
content.Type = "image/jpg";
offering.Code = "http://www.opengis.net/spec/owc-atom/1.0/req/jpg";
break;
case "png":
content.Type = "image/png";
offering.Code = "http://www.opengis.net/spec/owc-atom/1.0/req/png";
break;
default:
content.Type = "application/octet-stream";
offering.Code = null;
break;
}
List <OwcContent> contents = new List <OwcContent> ();
contents.Add(content);
offering.Contents = contents.ToArray();
offerings.Add(offering);
entry.Offerings = offerings;
entries.Add(entry);
}
feed.Items = entries;
AtomFeed atomfeed = new AtomFeed(feed);
atomfeed.Title = feed.Title;
atomfeed.Description = feed.Description;
var urib = new UriBuilder(baseurl);
urib.Path += "/proxy/wps/" + identifier + "/description";
atomfeed.Links.Add(new Terradue.ServiceModel.Syndication.SyndicationLink(urib.Uri, "search", "OpenSearch Description link", "application/opensearchdescription+xml", 0));
return(atomfeed);
}
private AtomFeed CreateFeedForMetalink(XmlNode any, string identifier, string baseurl, IfyContext context)
{
OwsContextAtomFeed feed = new OwsContextAtomFeed();
List <OwsContextAtomEntry> entries = new List <OwsContextAtomEntry> ();
XmlDocument doc = new XmlDocument();
doc.LoadXml(any.OuterXml);
XmlNamespaceManager xmlns = new XmlNamespaceManager(doc.NameTable);
xmlns.AddNamespace("ml", "http://www.metalinker.org");
var onlineResource = doc.SelectNodes("ml:metalink/ml:files/ml:file/ml:resources/ml:url", xmlns);
var createddate = doc.SelectSingleNode("ml:metalink/ml:files/ml:file/ml:releasedate", xmlns).InnerText;
var self = baseurl + "/proxy/wps/" + identifier + "/search";
var search = baseurl + "/proxy/wps/" + identifier + "/description";
feed.Id = self;
feed.Title = new Terradue.ServiceModel.Syndication.TextSyndicationContent("Wps job results");
feed.Date = new DateTimeInterval {
StartDate = Convert.ToDateTime(createddate),
EndDate = Convert.ToDateTime(createddate)
};
foreach (XmlNode node in onlineResource)
{
string url = node.InnerText;
context.LogDebug(this, "Url = " + url);
Uri remoteUri = new Uri(url);
OwsContextAtomEntry entry = new OwsContextAtomEntry();
//link is an OWS context, we add it as is
Atom10FeedFormatter atomFormatter = new Atom10FeedFormatter();
if (url.Contains(".atom"))
{
NetworkCredential credentials = null;
var uri = new UriBuilder(url);
if (!string.IsNullOrEmpty(uri.UserName) && !string.IsNullOrEmpty(uri.Password))
{
credentials = new NetworkCredential(uri.UserName, uri.Password);
}
HttpWebRequest atomRequest = WpsProvider.CreateWebRequest(url, credentials, context.Username);
atomRequest.Accept = "*/*";
atomRequest.UserAgent = "Terradue TEP";
try {
using (var atomResponse = (HttpWebResponse)atomRequest.GetResponse()) {
using (var atomResponseStream = new MemoryStream()) {
using (var stream = atomResponse.GetResponseStream())
stream.CopyTo(atomResponseStream);
atomResponseStream.Seek(0, SeekOrigin.Begin);
var sr = XmlReader.Create(atomResponseStream);
atomFormatter.ReadFrom(sr);
sr.Close();
}
}
} catch (Exception e) {
context.LogError(this, e.Message, e);
throw e;
}
return(new AtomFeed(atomFormatter.Feed));
}
//we build the OWS context
entry.Id = node.InnerText.Contains("/") ? node.InnerText.Substring(node.InnerText.LastIndexOf("/") + 1) : node.InnerText;
entry.Title = new Terradue.ServiceModel.Syndication.TextSyndicationContent(remoteUri.AbsoluteUri);
entry.PublishDate = new DateTimeOffset(Convert.ToDateTime(createddate));
entry.LastUpdatedTime = new DateTimeOffset(Convert.ToDateTime(createddate));
entry.Date = new DateTimeInterval {
StartDate = Convert.ToDateTime(createddate),
EndDate = Convert.ToDateTime(createddate)
};
entry.ElementExtensions.Add("identifier", OwcNamespaces.Dc, entry.Id);
entry.Links.Add(Terradue.ServiceModel.Syndication.SyndicationLink.CreateMediaEnclosureLink(remoteUri, "application/octet-stream", 0));
List <OwcOffering> offerings = new List <OwcOffering> ();
OwcOffering offering = new OwcOffering();
OwcContent content = new OwcContent();
content.Url = remoteUri;
string extension = remoteUri.AbsoluteUri.Substring(remoteUri.AbsoluteUri.LastIndexOf(".") + 1);
switch (extension.ToLower())
{
case "gif":
content.Type = "image/gif";
offering.Code = "http://www.opengis.net/spec/owc-atom/1.0/req/gif";
break;
case "gtiff":
content.Type = "image/tiff";
offering.Code = "http://www.opengis.net/spec/owc-atom/1.0/req/geotiff";
break;
case "jpeg":
content.Type = "image/jpg";
offering.Code = "http://www.opengis.net/spec/owc-atom/1.0/req/jpg";
break;
case "png":
content.Type = "image/png";
offering.Code = "http://www.opengis.net/spec/owc-atom/1.0/req/png";
break;
case "tgz":
content.Type = "application/tar+gzip";
offering.Code = "http://www.opengis.net/spec/owc-atom/1.0/req/tgz";
break;
default:
content.Type = "application/octet-stream";
offering.Code = "";
break;
}
List <OwcContent> contents = new List <OwcContent> ();
contents.Add(content);
offering.Contents = contents.ToArray();
offerings.Add(offering);
entry.Offerings = offerings;
entries.Add(entry);
}
feed.Items = entries;
AtomFeed atomfeed = new AtomFeed(feed);
atomfeed.Title = feed.Title;
atomfeed.Description = feed.Description;
var urib = new UriBuilder(baseurl);
urib.Path += "/proxy/wps/" + identifier + "/description";
atomfeed.Links.Add(new Terradue.ServiceModel.Syndication.SyndicationLink(urib.Uri, "search", "OpenSearch Description link", "application/opensearchdescription+xml", 0));
return(atomfeed);
}
