public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)
{
FeatureCollectionResult fc = new FeatureCollectionResult();
JToken jsont = serializer.Deserialize<JToken>(reader);
if (jsont.SelectToken("id") != null)
fc.Id = jsont.SelectToken("id").ToString();
if (jsont.SelectToken("properties") != null)
GenericFunctions.ImportProperties(jsont.SelectToken("properties"), fc);
var featureConverter = new FeatureResultJsonConverter();
if (jsont.SelectToken("features") != null) {
var featuresObject = jsont.SelectTokens("features").Children();
var features = featuresObject.Select(featureO => featureConverter.ReadJson(featureO.CreateReader(), typeof(FeatureResult), featureO, serializer)).Cast<FeatureResult>().ToList();
fc.FeatureResults = features;
}
return fc;
}
public FeatureCollectionResult ImportResults(IOpenSearchResultCollection results)
{
if (results == null)
throw new ArgumentNullException("results");
FeatureCollectionResult fc = new FeatureCollectionResult();
fc.Properties = new Dictionary<string, object>();
NameValueCollection namespaces = null;
XmlNamespaceManager xnsm = null;
string prefix = "";
List<XmlElement> elements = new List<XmlElement>();
foreach (var element in results.ElementExtensions) {
elements.Add(element.GetObject<XmlElement>());
}
if (options.KeepNamespaces) {
// Initialize namespaces
namespaces = new NameValueCollection();
namespaces.Set("", "http://geojson.org/ns#");
namespaces.Set("atom", "http://www.w3.org/2005/Atom");
foreach (var elem in results.ElementExtensions) {
XmlReader reader = elem.GetReader();
XmlDocument doc = new XmlDocument();
doc.Load(reader);
xnsm = new XmlNamespaceManager(doc.NameTable);
foreach (var names in xnsm.GetNamespacesInScope(XmlNamespaceScope.All)) {
namespaces.Set(names.Key, names.Value);
}
}
fc.Properties.Add("@namespaces", namespaces);
prefix = "atom:";
}
fc.Properties = fc.Properties.Concat(util.ImportXmlDocument(elements.ToArray(), ref namespaces)).ToDictionary(x => x.Key, x => x.Value);
if (results.Date != null && fc.Properties.ContainsKey(prefix + "updated") == null)
fc.Properties.Add(prefix + "updated", results.Date.ToString("yyyy'-'MM'-'dd'T'HH':'mm':'ss'Z'"));
if (results.Links != null && results.Links.Count > 0) {
fc.Links = results.Links;
}
if (options.KeepNamespaces == true && fc.Properties.ContainsKey("dc:identifier") == null) {
namespaces.Set("dc", "http://purl.org/dc/elements/1.1/");
fc.Properties.Add("dc:identifier", results.Identifier);
}
if (options.KeepNamespaces == false && fc.Properties.ContainsKey("identifier") == null) {
fc.Properties.Add("identifier", results.Identifier);
}
if (results.Items != null) {
foreach (var item in results.Items) {
fc.FeatureResults.Add(ImportItem(item));
}
}
return fc;
}
public static FeatureCollectionResult FromOpenSearchResultCollection(IOpenSearchResultCollection results)
{
if (results == null)
throw new ArgumentNullException("results");
FeatureCollectionResult fc = new FeatureCollectionResult();
fc.ElementExtensions = new SyndicationElementExtensionCollection(results.ElementExtensions);
if (results.Links != null && results.Links.Count > 0) {
fc.Links = results.Links;
}
fc.authors = results.Authors;
fc.categories = results.Categories;
fc.LastUpdatedTime = results.LastUpdatedTime;
fc.Title = results.Title;
fc.TotalResults = results.TotalResults;
fc.OpenSearchable = results.OpenSearchable;
if (results.Items != null) {
foreach (var item in results.Items) {
fc.FeatureResults.Add(FeatureResult.FromOpenSearchResultItem(item));
}
}
return fc;
}
public FeatureCollectionResult ImportFeed(SyndicationFeed feed)
{
if (feed == null)
throw new ArgumentNullException("feed");
FeatureCollectionResult fc = new FeatureCollectionResult();
NameValueCollection namespaces = null;
XmlNamespaceManager xnsm = null;
string prefix = "";
if (options.KeepNamespaces) {
// Initialize namespaces
namespaces = new NameValueCollection();
namespaces.Set("", "http://geojson.org/ns#");
namespaces.Set("atom", "http://www.w3.org/2005/Atom");
XmlReader reader = feed.ElementExtensions.GetReaderAtElementExtensions();
xnsm = new XmlNamespaceManager(reader.NameTable);
foreach (var names in xnsm.GetNamespacesInScope(XmlNamespaceScope.All)) {
namespaces.Set(names.Key, names.Value);
}
fc.Properties.Add("@namespaces", namespaces);
prefix = "atom:";
}
// Import Feed
if (feed != null) {
if ((feed.Authors != null) && (feed.Authors.Count > 0)) {
object[] authors = new object[feed.Authors.Count];
fc.Properties.Add(prefix + "authors", authors);
for (int i = 0; i < feed.Authors.Count; i++) {
Dictionary<string,object> author = new Dictionary<string, object>();
author.Add(prefix + "name", feed.Authors[i].Name);
author.Add(prefix + "email", feed.Authors[i].Email);
author.Add(prefix + "uri", feed.Authors[i].Uri);
author = author.Concat(util.ImportAttributeExtensions(feed.Authors[i].AttributeExtensions, namespaces, xnsm)).ToDictionary(x => x.Key, x => x.Value);
author = author.Concat(util.ImportElementExtensions(feed.Authors[i].ElementExtensions, namespaces)).ToDictionary(x => x.Key, x => x.Value);
authors[i] = author;
}
}
if (feed.BaseUri != null) {
fc.Properties.Add(prefix + "uri", feed.BaseUri.ToString());
}
if ((feed.Categories != null) && (feed.Categories.Count > 0)) {
object[] categories = new object[feed.Categories.Count];
fc.Properties.Add(prefix + "categories", categories);
for (int i = 0; i < feed.Categories.Count; i++) {
Dictionary<string,object> category = new Dictionary<string, object>();
category.Add(prefix + "name", feed.Categories[i].Name);
category.Add(prefix + "label", feed.Categories[i].Label);
category.Add(prefix + "scheme", feed.Categories[i].Scheme);
category = category.Union(util.ImportAttributeExtensions(feed.Categories[i].AttributeExtensions, namespaces, xnsm)).ToDictionary(x => x.Key, x => x.Value);
category = category.Union(util.ImportElementExtensions(feed.Categories[i].ElementExtensions, namespaces)).ToDictionary(x => x.Key, x => x.Value);
categories[i] = category;
}
}
if ((feed.Contributors != null) && (feed.Contributors.Count > 0)) {
object[] contributors = new object[feed.Contributors.Count];
fc.Properties.Add(prefix + "categories", contributors);
for (int i = 0; i < feed.Contributors.Count; i++) {
Dictionary<string,object> contributor = new Dictionary<string, object>();
contributor.Add(prefix + "name", feed.Contributors[i].Name);
contributor.Add(prefix + "email", feed.Contributors[i].Email);
contributor.Add(prefix + "uri", feed.Contributors[i].Uri);
contributor = contributor.Union(util.ImportAttributeExtensions(feed.Contributors[i].AttributeExtensions, namespaces, xnsm)).ToDictionary(x => x.Key, x => x.Value);
contributor = contributor.Union(util.ImportElementExtensions(feed.Contributors[i].ElementExtensions, namespaces)).ToDictionary(x => x.Key, x => x.Value);
contributors[i] = contributor;
}
}
if (feed.Copyright != null) {
fc.Properties.Add(prefix + "rights", feed.Copyright.Text);
}
if (feed.Description != null) {
fc.Properties.Add(prefix + "content", feed.Description.Text);
}
if (feed.Generator != null) {
fc.Properties.Add(prefix + "generator", feed.Generator);
}
fc.Properties.Add(prefix + "id", feed.Id);
if (feed.ImageUrl != null)
fc.Properties.Add(prefix + "logo", feed.ImageUrl.ToString());
if (feed.Language != null)
fc.Properties.Add(prefix + "language", feed.Language);
if (feed.LastUpdatedTime != null)
fc.Properties.Add(prefix + "updated", feed.LastUpdatedTime);
if ((feed.Links != null) && (feed.Links.Count > 0)) {
fc.Links = feed.Links;
}
if (feed.Title != null)
fc.Properties.Add(prefix + "title", feed.Title);
if (feed.Items != null) {
foreach (var item in feed.Items) {
fc.FeatureResults.Add(ImportItem(item));
}
}
return fc;
}
return null;
}
public static void ImportProperties(JToken propObject, FeatureCollectionResult fc)
{
foreach (var child in propObject.Children<JProperty>()) {
if (child.Path == "properties.authors") {
foreach (var linkObject in child.Values())
fc.Authors.Add(SyndicationPersonFromJTokenList(linkObject));
continue;
}
if (child.Path == "properties.contirbutors") {
foreach (var linkObject in child.Values())
fc.Contributors.Add(SyndicationPersonFromJTokenList(linkObject));
continue;
}
if (child.Path == "properties.title") {
fc.Title = GenericFunctions.TryTextSyndicationContent(child);
continue;
}
if (child.Path == "properties.links") {
foreach (var linkObject in child.Values())
fc.Links.Add(SyndicationLinkFromJTokenList(linkObject));
continue;
}
if (child.Path == "properties.updated") {
fc.LastUpdatedTime = child.Values().First().Value<DateTime>();
continue;
}
if (child.Path == "properties.title") {
fc.Title = GenericFunctions.TryTextSyndicationContent(child);
continue;
}
if (child.Path == "properties.copyright") {
fc.Copyright = GenericFunctions.TryTextSyndicationContent(child);
continue;
}
try {
if (child.Value.Type == JTokenType.Array) {
foreach (var child1 in child.Value) {
var xmlReader = JsonConvert.DeserializeXNode("{" + child.Name + ":" + child1.ToString() + "}").CreateReader();
fc.ElementExtensions.Add(new SyndicationElementExtension(xmlReader));
}
} else {
var xmlReader = JsonConvert.DeserializeXNode("{" + child.ToString() + "}").CreateReader();
fc.ElementExtensions.Add(new SyndicationElementExtension(xmlReader));
}
} catch (Exception) {
}
}
}
public static Dictionary<string, object> ExportProperties(FeatureCollectionResult fc)
{
// Start with an empty NameValueCollection
Dictionary <string,object> properties = new Dictionary<string, object>();
if (fc.Links != null && fc.Links.Count > 0) {
properties["links"] = GenericFunctions.LinksToProperties(fc.Links);
}
if (fc.LastUpdatedTime.Ticks != 0)
properties["updated"] = fc.LastUpdatedTime.ToUniversalTime().ToString("yyyy-MM-ddTHH:mm:ssZ");
if (fc.Title != null)
properties["title"] = fc.Title.Text;
if (fc.Authors != null && fc.Authors.Count > 0) {
List<object> authors = new List<object>();
foreach (var author in fc.Authors) {
Dictionary<string,object> authord = GenericFunctions.ExportSyndicationElementExtensions(author.ElementExtensions);
authord.Add("email", author.Email);
authord.Add("name", author.Name);
if (author.Uri != null)
authord.Add("uri", author.Uri.ToString());
authors.Add(authord);
}
properties["authors"] = authors;
}
if (fc.Categories != null && fc.Categories.Count > 0) {
List<object> categories = new List<object>();
foreach (var category in fc.Categories) {
Dictionary<string,object> cat = GenericFunctions.ExportSyndicationElementExtensions(category.ElementExtensions);
cat.Add("@term", category.Name);
cat.Add("@label", category.Label);
cat.Add("@scheme", category.Scheme);
categories.Add(cat);
}
properties["categories"] = categories;
}
if (fc.Copyright != null) {
properties["copyright"] = fc.Copyright.Text;
}
var exts = GenericFunctions.ExportSyndicationElementExtensions(fc.ElementExtensions);
properties = properties.Concat(exts).ToDictionary(x => x.Key, x => x.Value);
return properties;
}