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MongoResponseCache.cs
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/
MongoResponseCache.cs
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Embedly.Caching;
using Embedly.OEmbed;
using MongoDB.Bson;
using MongoDB.Bson.Serialization;
using MongoDB.Driver;
namespace Embedly
{
public class MongoResponseCache : IResponseCache
{
private readonly MongoCollection<MongoCacheItem> _collection;
public MongoResponseCache(string connectionString)
{
BsonSerializer.RegisterDiscriminatorConvention(typeof(Response), new TypeDiscriminatorConvention());
BsonClassMap.RegisterClassMap<Response>(cm =>
{
cm.AutoMap();
cm.MapProperty(x => x.Type).SetRepresentation(BsonType.String);
});
BsonClassMap.RegisterClassMap<Error>();
BsonClassMap.RegisterClassMap<Link>();
BsonClassMap.RegisterClassMap<Photo>();
BsonClassMap.RegisterClassMap<Rich>();
BsonClassMap.RegisterClassMap<Video>();
var database = MongoDatabase.Create(connectionString);
var settings = new MongoCollectionSettings<MongoCacheItem>(database, "embedly");
_collection = database.GetCollection(settings);
}
public Response Get(UrlRequest request)
{
var cacheItem = _collection.FindOneById(request.CacheKey);
return cacheItem == null ? null : cacheItem.Response;
}
public void Put(UrlRequest request, Response response)
{
var cacheItem = new MongoCacheItem(request.CacheKey, request.Url, response);
_collection.Insert(cacheItem);
}
}
}