protected override void Process(LinqExtender.Interface.IModify <Tag> items)
{
object tagList = Bucket.Instance.For.Item(TagColums.ListMode).Value;
TagListMode tagListMode = tagList == null ? TagListMode.Popular : (TagListMode)tagList;
if (tagListMode == TagListMode.Popular)
{
object tagsPeriod = Bucket.Instance.For.Item(TagColums.Period).Value;
TagPeriod period = tagsPeriod == null ? TagPeriod.Day : (TagPeriod)tagsPeriod;
int score = Convert.ToInt32(Bucket.Instance.For.Item(TagColums.Score).Value ?? "0");
int count = (int)Bucket.Instance.For.Item(TagColums.Count).Value;
if (count > 200)
{
throw new Exception("Tag count should be less than 200");
}
using (ITagRepository tagRepositoryRepo = repositoryFactory.CreateTagRepository())
{
IEnumerable <Tag> tags = tagRepositoryRepo.GetPopularTags(period, count);
// do the filter on score.
if (score > 0)
{
tags = tags.Where(tag => tag.Score == score).Select(tag => tag);
}
items.AddRange(tags, true);
}
}
else
{
object photoId = Bucket.Instance.For.Item(TagColums.PhotoId).Value;
if (photoId == null)
{
throw new Exception("Must provide a valid photoId");
}
using (ITagRepository tagRepositoryRepo = repositoryFactory.CreateTagRepository())
{
items.AddRange(tagRepositoryRepo.GetTagsForPhoto((string)photoId));
}
}
}
IEnumerable<Tag> ITagRepository.GetPopularTags(TagPeriod period, int count)
{
IList<Tag> list = new List<Tag>();
string method = Helper.GetExternalMethodName();
string requestUrl = BuildUrl(method, "period", period.ToString().ToLower(), "count", count.ToString());
XmlElement element = elementProxy.GetResponseElement(requestUrl);
foreach (var xmlElement in element.Descendants("tag"))
{
Tag tag = new Tag(XmlToObject<PopularTag>.Deserialize(xmlElement.OuterXml));
tag.Period = period;
tag.Count = count;
list.Add(tag);
}
return list;
}
IEnumerable <Tag> ITagRepository.GetPopularTags(TagPeriod period, int count)
{
IList <Tag> list = new List <Tag>();
string method = Helper.GetExternalMethodName();
string requestUrl = BuildUrl(method, "period", period.ToString().ToLower(), "count", count.ToString());
XmlElement element = elementProxy.GetResponseElement(requestUrl);
foreach (var xmlElement in element.Descendants("tag"))
{
Tag tag = new Tag(XmlToObject <PopularTag> .Deserialize(xmlElement.OuterXml));
tag.Period = period;
tag.Count = count;
list.Add(tag);
}
return(list);
}
