public ActionResult <object> GetByDocumentId(string id, MongoDocument mongoDoc)
{
MongoClient client = Helper.GetMongoClient(mongoDoc);
var database = client.GetDatabase(mongoDoc.DatabaseName);
var collection = database.GetCollection <BsonDocument>(mongoDoc.CollectionName);
BsonDocument document;
ObjectId oid;
if (ObjectId.TryParse(id, out oid))
{
document = collection.Find($"{{ _id: ObjectId('{id}') }}").FirstOrDefault();
}
else
{
document = collection.Find(x => x["_id"] == id).FirstOrDefault();
}
if (document == null)
{
return(null);
}
return(document.ToString());
}
/// <summary>
/// Creates document.
/// </summary>
/// <param name="mongoDoc">The mongo doc.</param>
/// <returns>
/// The document.
/// </returns>
public ActionResult <object> CreateDocument(MongoDocument mongoDoc)
{
MongoClient client = Helper.GetMongoClient(mongoDoc);
var database = client.GetDatabase(mongoDoc.DatabaseName);
var collection = database.GetCollection <BsonDocument>(mongoDoc.CollectionName);
BsonDocument document = null;
if (!string.IsNullOrWhiteSpace(mongoDoc.Id))
{
ObjectId oid;
if (ObjectId.TryParse(mongoDoc.Id, out oid))
{
document = collection.Find($"{{ _id: ObjectId('{mongoDoc.Id}') }}").FirstOrDefault();
}
else
{
document = collection.Find(x => x["_id"] == mongoDoc.Id).FirstOrDefault();
}
}
if (document == null)
{
using (var reader = new MongoDB.Bson.IO.JsonReader(mongoDoc.DocumentData))
{
var context = BsonDeserializationContext.CreateRoot(reader);
document = BsonDocumentSerializer.Instance.Deserialize(context);
}
collection.InsertOne(document);
}
var doc = document.ToString();
return(CreatedAtAction(nameof(GetByDocumentId), new { id = document["_id"].ToString(), mongoDoc = mongoDoc }, doc));
}
public ActionResult Index()
{
MongoDocument post = new MongoDocument();
post.Title = "AAAA";
post.Url = "BBB";
post.Author = "Shen";
_repository.Add <MongoDocument>(post);
return(null);
}
public void Save(MongoDocument document)
{
IMongoDatabase database = mongo.GetDatabase("web-diff");
IMongoCollection <BsonDocument> collection = database.GetCollection <BsonDocument>(document.GetCollectionName());
if (document._id == null)
{
collection.InsertOne(document.ToBsonDocument());
}
else
{
collection.FindOneAndReplace(
new BsonDocument {
{ "_id", document._id }
},
document.ToBsonDocument()
);
}
}
/// <summary>
/// Handles reading back the content for this query
/// </summary>
protected override void ParseStream(Stream stream)
{
var reader = new BinaryReader(stream);
/* Message Format (Excluding Header)
* Flag (int32) - normally zero, non-zero on query failure
* CursorId (int64) - id of the cursor created for this query response
* StartingFrom (int32) - indicates where in this content is starting from
* TotalReturned (int32) - number of documents in the reply
* Documents (BSON array) - The documents (parsed separately)
*/
//get the flag first
Flag = reader.ReadInt32();
//second is the cursor value
CursorId = reader.ReadInt64();
//and the skipped and returned counts
StartingFrom = reader.ReadInt32();
TotalReturned = reader.ReadInt32();
//next, read and parse the records
Documents = new List<MongoDocument>();
for (var i = 0; i < TotalReturned; i++) {
//convert to a MongoDocument
var parsed = BsonDocument.FromStream(stream);
var document = new MongoDocument();
document.Merge(parsed);
//when the parsed doc has a field _id which is not MongOid, it ends up being replaced
//as a fix, rename it as id
if (parsed.Has(Mongo.DocumentIdKey) && parsed[Mongo.DocumentIdKey].GetType() != typeof(MongoOid))
{
document["id"] = parsed[Mongo.DocumentIdKey];
}
//and add it to the list
Documents.Add(document);
}
//check for server exceptions
CheckForExceptions();
}
/// <summary>
/// Handles reading back the content for this query
/// </summary>
protected override void ParseStream(Stream stream)
{
BinaryReader reader = new BinaryReader(stream);
/* Message Format (Excluding Header)
* Flag (int32) - normally zero, non-zero on query failure
* CursorId (int64) - id of the cursor created for this query response
* StartingFrom (int32) - indicates where in this content is starting from
* TotalReturned (int32) - number of documents in the reply
* Documents (BSON array) - The documents (parsed separately)
*/
//get the flag first
this.Flag = reader.ReadInt32();
//second is the cursor value
this.CursorId = reader.ReadInt64();
//and the skipped and returned counts
this.StartingFrom = reader.ReadInt32();
this.TotalReturned = reader.ReadInt32();
//next, read and parse the records
this.Documents = new List<MongoDocument>();
for (int i = 0; i < this.TotalReturned; i++) {
//convert to a MongoDocument
BsonDocument parsed = BsonDocument.FromStream(stream);
MongoDocument document = new MongoDocument();
document.Merge(parsed);
//and add it to the list
this.Documents.Add(document);
}
//check for server exceptions
this.CheckForExceptions();
}
