protected virtual LinkResolverData Parse(string linkExpression)
{
if (TokenizeExpression(linkExpression, out var type, out var path, out var query))
{
if (!string.IsNullOrWhiteSpace(type) && Enum.TryParse(type, true, out LinkType linkType))
{
var result = new LinkResolverData {
Type = linkType, Expression = string.Concat(type, ":", path)
};
switch (linkType)
{
case LinkType.Product:
case LinkType.Category:
case LinkType.Manufacturer:
case LinkType.Topic:
case LinkType.BlogPost:
case LinkType.NewsItem:
if (int.TryParse(path, out var id))
{
// Reduce thrown exceptions in console
result.Value = id;
}
else
{
result.Value = path;
}
result.QueryString = query;
break;
case LinkType.Url:
result.Value = path + (query.HasValue() ? "?" + query : "");
break;
case LinkType.File:
result.Value = path;
result.QueryString = query;
break;
default:
throw new SmartException("Unknown link builder type.");
}
return(result);
}
}
return(new LinkResolverData {
Type = LinkType.Url, Value = linkExpression.EmptyNull()
});
}
internal void GetEntityData <T>(LinkResolverData data, int languageId, Expression <Func <T, ResolverEntitySummary> > selector) where T : BaseEntity
{
ResolverEntitySummary summary = null;
string systemName = null;
if (data.Value is string)
{
data.Id = 0;
systemName = (string)data.Value;
}
else
{
data.Id = (int)data.Value;
}
if (data.Type == LinkType.Topic)
{
var query = _services.DbContext.Set <Topic>()
.AsNoTracking()
.AsQueryable();
query = string.IsNullOrEmpty(systemName)
? query.Where(x => x.Id == data.Id)
: query.Where(x => x.SystemName == systemName);
summary = query.Select(x => new ResolverEntitySummary
{
Id = x.Id,
Name = x.SystemName,
Title = x.Title,
ShortTitle = x.ShortTitle,
Published = x.IsPublished,
SubjectToAcl = x.SubjectToAcl,
LimitedToStores = x.LimitedToStores
})
.FirstOrDefault();
}
else
{
summary = _services.DbContext.Set <T>()
.AsNoTracking()
.Where(x => x.Id == data.Id)
.Select(selector)
.FirstOrDefault();
}
if (summary != null)
{
var entityName = data.Type.ToString();
data.Id = summary.Id != 0 ? summary.Id : data.Id;
data.SubjectToAcl = summary.SubjectToAcl;
data.LimitedToStores = summary.LimitedToStores;
data.PictureId = summary.PictureId;
data.Status = summary.Deleted
? LinkStatus.NotFound
: summary.Published ? LinkStatus.Ok : LinkStatus.Hidden;
if (data.Type == LinkType.Topic)
{
data.Label = GetLocalized(data.Id, entityName, "ShortTitle", languageId, null)
?? GetLocalized(data.Id, entityName, "Title", languageId, null)
?? summary.ShortTitle.NullEmpty()
?? summary.Title.NullEmpty()
?? summary.Name;
}
else
{
data.Label = GetLocalized(data.Id, entityName, "Name", languageId, summary.Name);
}
data.Slug = _urlRecordService.GetActiveSlug(data.Id, entityName, languageId).NullEmpty() ?? _urlRecordService.GetActiveSlug(data.Id, entityName, 0);
if (!string.IsNullOrEmpty(data.Slug))
{
data.Link = _urlHelper.RouteUrl(entityName, new { SeName = data.Slug });
}
}
else
{
data.Label = systemName;
data.Status = LinkStatus.NotFound;
}
}
internal void GetEntityData <T>(
LinkResolverData data,
int storeId,
int languageId,
Expression <Func <T, ResolverEntitySummary> > selector) where T : BaseEntity
{
ResolverEntitySummary summary = null;
string systemName = null;
if (data.Value is string)
{
data.Id = 0;
systemName = (string)data.Value;
}
else
{
data.Id = (int)data.Value;
}
if (data.Type == LinkType.Topic)
{
Topic topic = null;
if (string.IsNullOrEmpty(systemName))
{
topic = _services.DbContext.Set <Topic>()
.AsNoTracking()
.FirstOrDefault(x => x.Id == data.Id);
}
else
{
topic = _topicService.GetTopicBySystemName(systemName, storeId, false);
data.CheckLimitedToStores = false;
}
if (topic != null)
{
summary = new ResolverEntitySummary
{
Id = topic.Id,
Name = topic.SystemName,
Title = topic.Title,
ShortTitle = topic.ShortTitle,
Published = topic.IsPublished,
SubjectToAcl = topic.SubjectToAcl,
LimitedToStores = topic.LimitedToStores
};
}
}
else
{
summary = _services.DbContext.Set <T>()
.AsNoTracking()
.Where(x => x.Id == data.Id)
.Select(selector)
.FirstOrDefault();
}
if (summary != null)
{
var entityName = data.Type.ToString();
data.Id = summary.Id != 0 ? summary.Id : data.Id;
data.SubjectToAcl = summary.SubjectToAcl;
data.LimitedToStores = summary.LimitedToStores;
data.PictureId = summary.PictureId;
data.Status = summary.Deleted
? LinkStatus.NotFound
: summary.Published ? LinkStatus.Ok : LinkStatus.Hidden;
switch (data.Type)
{
case LinkType.Topic:
data.Label = GetLocalized(data.Id, entityName, nameof(Topic.ShortTitle), languageId, null)
?? GetLocalized(data.Id, entityName, "Title", languageId, null)
?? summary.ShortTitle.NullEmpty()
?? summary.Title.NullEmpty()
?? summary.Name;
break;
case LinkType.BlogPost:
case LinkType.NewsItem:
data.Label = GetLocalized(data.Id, entityName, "Title", languageId, summary.Name);
break;
default:
data.Label = GetLocalized(data.Id, entityName, "Name", languageId, summary.Name);
break;
}
data.Slug = _urlRecordService.GetActiveSlug(data.Id, entityName, languageId).NullEmpty() ?? _urlRecordService.GetActiveSlug(data.Id, entityName, 0);
if (!string.IsNullOrEmpty(data.Slug))
{
data.Link = _urlHelper.RouteUrl(entityName, new { SeName = data.Slug });
}
}
else
{
data.Label = systemName;
data.Status = LinkStatus.NotFound;
}
}