private static void ValidateImageSearchParams(ImageSearchParameters parameters, StringBuilder message)
{
if (string.IsNullOrWhiteSpace(parameters.Url))
{
message.AppendLine("Image url cannot be empty");
}
}
public static bool ValidateImageSearch(ImageSearchParameters parameters, int results, int page, out string message)
{
var messages = new StringBuilder();
ValidatePagination(results, page, messages);
ValidateImageSearchParams(parameters, messages);
ValidateAdvancedSearchParams(parameters, messages, true);
message = messages.ToString();
return(message.Length == 0);
}
public IActionResult IndexGet(ImageSearchParameters imageSearchParameters)
{
if (!string.IsNullOrEmpty(imageSearchParameters.Query))
{
ImageSearchClient client = new ImageSearchClient(new Microsoft.Azure.CognitiveServices.Search.ImageSearch.ApiKeyServiceClientCredentials(_config["Keys:BingSearch"]));
Images imageResults = client.Images.SearchAsync(query: imageSearchParameters.Query, offset: imageSearchParameters.Offset, count: imageSearchParameters.Count).Result;
TempData.Put("Images", imageResults);
}
return(View("~/Views/Projects/BingSearch/Index.cshtml", imageSearchParameters));
}
public IActionResult ImageSearch([FromBody] ImageSearchParameters parameters, int results = 20, int start = 0)
{
if (!_searchService.CanImageSearch())
{
return(StatusCode((int)HttpStatusCode.ServiceUnavailable));
}
parameters.Fields = new List <string> {
"Image"
};
if (!ValidationHelper.ValidateImageSearch(parameters, results, start, out string message))
{
return(BadRequest(message));
}
var result = _searchService.ImageSearch(parameters, results, start);
return(result != null?Ok(result) : StatusCode((int)HttpStatusCode.ServiceUnavailable));
}
public ImageSearchResult ImageSearch(ImageSearchParameters parameters, int results, int start)
{
var imageTags = _imageDetectService.GetImageTags(parameters.Url).Result;
if (imageTags == null)
{
return(null);
}
if (string.IsNullOrWhiteSpace(imageTags))
{
return(new ImageSearchResult());
}
if (!parameters.SearchSimilarities)
{
imageTags = $"\"{imageTags.Replace(" AND ", " ")}\"";
}
return(new ImageSearchResult(Search(GetAdvancedQuery, imageTags, parameters, results, start))
{
Tags = imageTags
});
}
