public async Task <PhotoDescription> GetPhotoMetadata(string photo)
{
if (String.IsNullOrEmpty(photo))
{
throw new ArgumentException("Value cannot be null or empty.", nameof(photo));
}
PhotoDescription photoDescription = new PhotoDescription();
try
{
const string requestParameters = "visualFeatures=Categories,Description,Color,Faces,ImageType,Adult";
const string uri = BaseAddress + "?" + requestParameters;
using (var client = new HttpClient())
{
client.DefaultRequestHeaders.Add("Ocp-Apim-Subscription-Key", Constant.COGNITIVE_SERVICE_API_KEY);
var json = JsonConvert.SerializeObject(new { url = photo });
var request = new StringContent(json, Encoding.UTF8, "application/json");
var response = await client.PostAsync(uri, request);
response.EnsureSuccessStatusCode();
var responseJson = await response.Content.ReadAsStringAsync();
var result = JsonConvert.DeserializeObject <CognitiveServicesResponse>(responseJson);
photoDescription = new PhotoDescription {
Url = photo, Description = result
};
}
}
catch (Exception ex)
{
_logger.LogError($"CognitiveServicesService->GetDescription: {ex.Message} - {ex.StackTrace}");
throw;
}
return(photoDescription);
}
public async Task <IActionResult> Edit(int id, PhotoDescriptionsViewModel model)
{
var currentUser = await GetCurrentUserAsync();
if (currentUser.Id != model.Photo.UserId)
{
return(NotFound());
}
if (id != model.Photo.Id)
{
return(NotFound());
}
if (ModelState.IsValid)
{
try
{
List <Description> descriptions = await _context.Descriptions.ToListAsync();
List <PhotoDescription> existingPhotoDescriptions = await _context.PhotoDescriptions.Where(pd => pd.PhotoId == id).ToListAsync();
// Remove all photoDescription joint tables on the current photo.
existingPhotoDescriptions.ForEach(pd => _context.PhotoDescriptions.Remove(pd));
if (model.CheckedKeywords != null)
{
foreach (string keyword in model.CheckedKeywords)
{
// If the keyword already exists in the Description database use that description id and add new joint table
if (descriptions.Any(m => m.Keyword.ToLower() == keyword.ToLower()))
{
var existingDescription = descriptions.Find(m => m.Keyword.ToLower() == keyword.ToLower());
PhotoDescription photoDescription = new PhotoDescription();
photoDescription.PhotoId = model.Photo.Id;
photoDescription.DescriptionId = existingDescription.Id;
_context.Add(photoDescription);
}
// Else create a new description and add both the new description and joint table
else
{
Description description = new Description();
description.Keyword = keyword;
_context.Add(description);
PhotoDescription photoDescription = new PhotoDescription();
photoDescription.PhotoId = model.Photo.Id;
photoDescription.DescriptionId = description.Id;
_context.Add(photoDescription);
}
}
}
_context.Update(model.Photo);
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!PhotoExists(model.Photo.Id))
{
return(NotFound());
}
else
{
throw;
}
}
return(RedirectToAction(nameof(Index)));
}
return(View(model));
}
public BXRatingVotingTotals Vote(int photoId, string sign)
{
if (!EnableVoting || !IsVotingAllowed) return null;
var photo = BXIBlockElement.GetById(photoId);
if (photo == null || photo.IBlockId!=IBlockId) return null;
var desc = new PhotoDescription();
desc.Element = photo;
desc.CurUserId = CurrentUserId;
bool sgn = sign == "true";
BXRatingVote vote = new BXRatingVote();
vote.Active = true;
vote.RatingVotingId = desc.Voting.Id;
if (desc.VotingTotals.UserHasVoted || !desc.IsVotingAllowed)
{
return null;
}
//vote.Value = sign ? Voting.Config.PlusValue : Voting.Config.MinusValue;
vote.Value = sgn ? PositiveVoteValue : NegativeVoteValue;
vote.UserId = CurrentUserId;
vote.UserIP = Request.UserHostAddress;
vote.Create();
desc.VotingTotals = null;
return desc.VotingTotals;
}
//METHODS
protected void Page_Load(object sender, EventArgs e)
{
if (IBlockId > 0)
{
//if (EnableSef)
//{
// MapVariable(Parameters.Get<string>("SEFFolder", "/photogallery"), Parameters.Get<string>("SEF_Album"), Results);
//}
//else
//{
// BXParamsBag<string> variableAlias = new BXParamsBag<string>();
// variableAlias["AlbumID"] = Parameters.Get<string>("ParamAlbum", "Album");
// variableAlias["PageID"] = Parameters.Get<string>("ParamAlbumPage", "Album");
// variableAlias["PageShowAll"] = Parameters.Get<string>("ParamAlbumShowAll", "Album");
// MapVariable(variableAlias, Results);
// if (AlbumId > 0)
// {
// Results["AlbumParentID"] = BXInfoBlockSectionManagerOld.GetById(AlbumId).ParentSectionId;
// }
//}
int albumParent = 0;
if (BXIBlock.IsUserCanOperate(IBlockId, BXIBlock.Operations.IBlockModifySections))
CanModify = true;
if (AlbumId > 0)
{
//load album
AlbumItem = BXIBlockSection.GetById(AlbumId, Bitrix.Services.Text.BXTextEncoder.EmptyTextEncoder);
if (AlbumItem != null)
{
albumParent = AlbumItem.SectionId;
if (Page is BXPublicPage)
((BXPublicPage)Page).MasterTitle = Server.HtmlDecode(AlbumItem.Name);
Page.Title = AlbumItem.Name;
IsNested = true;
BXFile image = AlbumItem.Image;
if (image != null)
{
Bitrix.Services.Image.BXImageInfo imageInfo = Bitrix.Services.Image.
BXImageUtility.GetResizedImage(image, Parameters.Get("PreviewWidth", 75),
Parameters.Get("PreviewHeight", 75));
AlbumCoverUrl = imageInfo.GetUri();
}
FillNavChain();
}
}
BackUrl = GetAlbumUrl(albumParent);
UploadUrl = MakeLink(Parameters.Get<string>("UrlTemplateUpload", BXConfigurationUtility.Constants.ErrorHref), AlbumId);
EditUrl = MakeLink(Parameters.Get<string>("UrlTemplateAlbumEdit", BXConfigurationUtility.Constants.ErrorHref), AlbumId);
AddUrl = MakeLink(Parameters.Get<string>("UrlTemplateAlbumAdd", BXConfigurationUtility.Constants.ErrorHref), AlbumId);
BXFilter filter = new BXFilter();
BXPagingParams pagingParams = new BXPagingParams();
if (AlbumItem != null)
{
filter.Add(new BXFilterItem(BXIBlockSection.Fields.IBlock.ID, BXSqlFilterOperators.Equal, Parameters.Get("IBlockId", 0)));
filter.Add(new BXFilterItem(BXIBlockSection.Fields.SectionId, BXSqlFilterOperators.Equal, AlbumItem.Id));
filter.Add(new BXFilterItem(BXIBlockSection.Fields.DepthLevel, BXSqlFilterOperators.Less, Album.DepthLevel + 2));
BXFilter photoFilter = new BXFilter();
photoFilter.Add(new BXFilterItem(BXIBlockElement.Fields.IBlock.ID, BXSqlFilterOperators.Equal, Parameters.Get("IBlockId", 0)));
photoFilter.Add(new BXFilterItem(BXIBlockElement.Fields.Sections.Section.ID, BXSqlFilterOperators.Equal, Album.SectionId));
BXParamsBag<object> mapParams = new BXParamsBag<object>();
mapParams["AlbumID"] = AlbumId;
pagingParams.AllowPaging = true;
string pageId = Request.QueryString["page"];
int photoId = Parameters.Get<int>("PhotoId",0);// если шаблон фото детально передал параметр,
//значит нужно показать элемент вместе с текущей страницей для вывода в слайдер
pagingParams = PreparePagingParams();
if (photoId > 0 && pageId==null)
{
//Determine page
BXIBlockElement currentPhoto = BXIBlockElement.GetById(photoId);
int count = BXIBlockElement.Count(new BXFilter(new BXFilterItem(BXIBlockElement.Fields.Sections.Section.ID, BXSqlFilterOperators.Equal, AlbumItem.Id),
new BXFilterItem(BXIBlockElement.Fields.IBlock.ID, BXSqlFilterOperators.Equal, currentPhoto.IBlockId)));
if (currentPhoto != null)
{
BXFilter countFilter = new BXFilter();
countFilter.Add(new BXFilterItem(BXIBlockElement.Fields.ID, BXSqlFilterOperators.Less, currentPhoto.Id));
countFilter.Add(new BXFilterItem(BXIBlockElement.Fields.IBlock.ID, BXSqlFilterOperators.Equal, currentPhoto.IBlockId));
countFilter.Add(new BXFilterItem(BXIBlockElement.Fields.Sections.Section.ID, BXSqlFilterOperators.Equal, AlbumItem.Id));
int index = BXIBlockElement.Count(countFilter);
BXPagingHelper helper = ResolvePagingHelper(count, pagingParams);
pagingParams.Page = helper.GetOuterIndex(helper.GetPageIndexForItem(index));
Component.Parameters["PagingPageId"] = (pagingParams.Page ?? 1).ToString();
Component.Parameters["PageId"] = (pagingParams.Page ?? 1).ToString();
}
}
BXQueryParams queryParams = PreparePaging(
pagingParams,
delegate
{
return BXIBlockElement.Count(photoFilter);
},
mapParams,
"PageID",
Parameters.Get<string>("UrlTemplateAlbum"),
Parameters.Get<string>("UrlTemplateAlbumPage"),
Parameters.Get<string>("UrlTemplateAlbumShowAll")
);
var photoOrderBy = new BXOrderBy();
photoOrderBy.Add(BXIBlockElement.Fields, String.Format("{0} {1}", this.PhotoSortBy, this.PhotoSortOrder));
PhotoItems = BXIBlockElement.GetList(photoFilter, photoOrderBy, null, queryParams, Bitrix.Services.Text.BXTextEncoder.EmptyTextEncoder);
PhotoDescriptionDictionary = new Dictionary<BXIBlockElement, PhotoDescription>();
//Component.Parameters["PageId"] = (pagingParams.Page ?? 1).ToString();
ComponentCache["PageId"] = (pagingParams.Page ?? 1).ToString();
if (Photos.Count > 0)
{
foreach (BXIBlockElement photo in PhotoItems)
{
PhotoDescription photoDesc = new PhotoDescription();
photoDesc.Preview = string.Empty;
BXFile image = photo.DetailImageId > 0 ? photo.DetailImage : photo.PreviewImage;
if (image == null)
continue;
Bitrix.Services.Image.BXImageInfo imageInfo = Bitrix.Services.Image.
BXImageUtility.GetResizedImage(image, Parameters.Get("PreviewWidth", 75),
Parameters.Get("PreviewHeight", 75));
photoDesc.Preview = imageInfo.GetUri();
photoDesc.DetailUrl = image.GetUri();
BXParamsBag<object> replace = new BXParamsBag<object>();
replace.Add("PHOTOID", photo.Id);
replace.Add("ALBUMID", AlbumId);
if (!EnableSef)
{
photoDesc.PhotoUrl =
string.Format("?{0}={1}", Parameters.Get<string>("ParamPhoto", "photo"), photo.Id);
}
else
{
photoDesc.PhotoUrl =
MakeLink(Parameters.Get<string>("SEFFolder"), Parameters.Get<string>("SEF_Photo"), replace);
}
photoDesc.ActualCoverHeight = imageInfo.Height;
photoDesc.ActualCoverWidth = imageInfo.Width;
photoDesc.CurUserId = CurrentUserId;
photoDesc.DetailHeight = image.Height;
photoDesc.DetailWidth = image.Width;
photoDesc.Element = photo;
PhotoDescriptionDictionary[photo] = photoDesc;
}
}
ParentAlbumId = Album.ParentSectionId;
}
else
{
filter.Add(new BXFilterItem(BXIBlockSection.Fields.IBlock.ID, BXSqlFilterOperators.Equal, Parameters.Get("IBlockId", 0)));
filter.Add(new BXFilterItem(BXIBlockSection.Fields.DepthLevel, BXSqlFilterOperators.Less, 2));
if (Page is BXPublicPage)
((BXPublicPage)Page).MasterTitle = GetMessageRaw("Photogallery");
Page.Title = GetMessageRaw("Photogallery");
ParentAlbumId = 0;
}
var albumOrderBy = new BXOrderBy();
albumOrderBy.Add(BXIBlockSection.Fields, String.Format("{0} {1}", this.AlbumSortBy, this.AlbumSortOrder));
SectionItems = BXIBlockSection.GetList(filter, albumOrderBy, null, null, Bitrix.Services.Text.BXTextEncoder.EmptyTextEncoder);
AlbumDescriptionDictionary = new Dictionary<BXIBlockSection, AlbumDescription>();
if ((Sections.Count != 0) && (AlbumId > 0))
IsParent = true;
foreach (BXIBlockSection section in SectionItems)
{
AlbumDescription albumDesc = new AlbumDescription();
filter = new BXFilter();
filter.Add(new BXFilterItem(BXIBlockElement.Fields.IBlock.ID, BXSqlFilterOperators.Equal, Parameters.Get("IBlockId", 0)));
filter.Add(new BXFilterItem(BXIBlockElement.Fields.Sections.Section.ID, BXSqlFilterOperators.Equal, section.Id));
BXIBlockElementCollection elements = BXIBlockElement.GetList(filter, null);
albumDesc.CoverImageUrl =
BXUri.ToRelativeUri(
"~/bitrix/components/bitrix/photogallery.album/templates/.default/images/no_image.png");
albumDesc.Count = elements.Count;
albumDesc.Url = GetAlbumUrl(section.Id);
albumDesc.EditUrl = MakeLink(Parameters.Get<string>("UrlTemplateAlbumEdit", BXConfigurationUtility.Constants.ErrorHref), section.Id);
BXFile image = section.Image;
if (image == null)
foreach (BXIBlockElement element in elements)
{
image = element.PreviewImage;
if (image != null)
break;
}
albumDesc.IsCoverEmpty = true;
if (image != null)
{
Bitrix.Services.Image.BXImageInfo imageInfo = Bitrix.Services.Image.
BXImageUtility.GetResizedImage(
image, Parameters.Get("CoverWidth", 75),
Parameters.Get("CoverHeight", 75));
albumDesc.CoverImageUrl = imageInfo.GetUri();
albumDesc.IsCoverEmpty = false;
}
AlbumDescriptionDictionary[section] = albumDesc;
}
}
IncludeComponentTemplate();
}
