private static void CreateImage()
{
var client = new HttpClient();
var request = JsonConvert.SerializeObject(new CreateImageCommand()
{
Uri = ImorEnum.GetUri("TestImage6"),
Description = "Test 6",
Content = "https://wallpaperbrowse.com/media/images/3848765-wallpaper-images-download.jpg",
Tags = new List <string>()
{
"DogTag",
"PetTag",
"TestTag"
}
});
var httpRequest = new HttpRequestMessage(HttpMethod.Post, "http://localhost:52676/api/images/create");
httpRequest.Headers.Accept.Add(MediaTypeWithQualityHeaderValue.Parse("application/json"));
httpRequest.Content = new StringContent(request, Encoding.UTF8, "application/json");
var result = client.SendAsync(httpRequest).Result;
Console.WriteLine(request);
Console.WriteLine(result.StatusCode);
Console.WriteLine(result.Content.ReadAsStringAsync().Result);
}
public void InsertImage(ImorImage image)
{
var node = graph.CreateUriNode(new Uri(image.Uri));
var typeNode = graph.GetUriNode(new Uri(ImorEnum.RdfType));
var imageNode = graph.GetUriNode(new Uri(ImorEnum.Image));
var t = new Triple(node, typeNode, imageNode);
if (!string.IsNullOrEmpty(image.Description))
{
var descriptionNode = graph.GetUriNode(new Uri(ImorEnum.Description));
var descriptionTriple = new Triple(node, descriptionNode, graph.CreateLiteralNode(image.Description));
graph.Assert(descriptionTriple);
}
if (!string.IsNullOrEmpty(image.Content))
{
var contentNode = graph.GetUriNode(new Uri(ImorEnum.Content));
var contenTriple = new Triple(node, contentNode, graph.CreateLiteralNode(image.Content));
graph.Assert(contenTriple);
}
if (image.Tags.Any())
{
foreach (var tag in image.Tags)
{
var tagNode = graph.GetUriNode(new Uri(ImorEnum.GetUri(tag.Uri)));
if (tagNode != null)
{
var hasNode = graph.GetUriNode(new Uri(ImorEnum.HasA));
var tagTriple = new Triple(node, hasNode, tagNode);
graph.Assert(tagTriple);
}
}
}
graph.Assert(t);
var sw = new StringWriter(new StringBuilder(DatabaseInitializer.ontology));
graph.SaveToStream(sw, new CompressingTurtleWriter());
}
public ImorTag GetTagByUri(string uri)
{
var imorUri = new Uri(ImorEnum.GetUri(uri));
var tagNode = graph.GetUriNode(imorUri);
if (tagNode == null)
{
return(null);
}
var properties = graph.GetTriplesWithSubject(tagNode);
var tag = this.MapImorTag(imorUri.ToString(), properties);
return(tag);
}
private void InsertImage()
{
var repository = new ImagesRepository();
repository.InsertImage(new ImorImage()
{
Uri = ImorEnum.GetUri("TestImage3"),
Description = "Test image 3",
Content = "https://imagesvc.timeincapp.com/v3/mm/image?url=https%3A%2F%2Ffortunedotcom.files.wordpress.com%2F2017%2F01%2Fgettyimages-632438922.jpg&w=800&q=85",
Tags = new List <ImorTag>
{
new ImorTag
{
Uri = "http://www.semanticweb.org/ImagesOntology#CatsTag",
Description = "This is a cat tag",
Label = "Cats"
}
}
});
}
public void Post([FromBody] CreateImageCommand request)
{
var repository = new ImagesRepository();
var tagRepository = new TagsRepository();
var tags = new List <ImorTag>();
foreach (var tagLabel in request.Tags)
{
var existingTag = tagRepository.GetTagByUri(tagLabel);
if (existingTag != null)
{
tags.Add(existingTag);
}
else
{
var tag = new ImorTag()
{
Uri = ImorEnum.GetUri(tagLabel),
Label = tagLabel,
Description = "This is a label for " + tagLabel
};
tagRepository.InsertImorTag(tag);
tags.Add(tag);
}
}
repository.InsertImage(new ImorImage
{
Uri = request.Uri,
Description = request.Description,
Content = request.Content,
Tags = tags
});
}
