private RavenJArray GetAttachments(int start, Guid?etag)
{
var array = new RavenJArray();
var attachmentInfos = _database.GetAttachments(start, 128, etag);
foreach (var attachmentInfo in attachmentInfos)
{
var attachment = _database.GetStatic(attachmentInfo.Key);
if (attachment == null)
{
return(null);
}
var data = attachment.Data;
attachment.Data = () =>
{
var memoryStream = new MemoryStream();
_database.TransactionalStorage.Batch(accessor => data().CopyTo(memoryStream));
memoryStream.Position = 0;
return(memoryStream);
};
var bytes = attachment.Data().ReadData();
array.Add(
new RavenJObject
{
{ "Data", bytes },
{ "Metadata", attachmentInfo.Metadata },
{ "Key", attachmentInfo.Key },
{ "Etag", new RavenJValue(attachmentInfo.Etag.ToString()) }
});
}
return(array);
}
public void CanModifyAttachmentPut()
{
db.PutStatic("ayende", null, new MemoryStream(new byte[] { 1, 2, 3 }), new RavenJObject());
var attachment = db.GetStatic("ayende");
Assert.Equal(new DateTime(2000, 1, 1, 0, 0, 0, DateTimeKind.Utc), attachment.Metadata.Value <DateTime>("created_at"));
}
/// <summary>
/// Gets the attachment by the specified key
/// </summary>
/// <param name="key">The key.</param>
/// <returns></returns>
public Attachment GetAttachment(string key)
{
CurrentOperationContext.Headers.Value = OperationsHeaders;
Attachment attachment = database.GetStatic(key);
if (attachment == null)
{
return(null);
}
Func <Stream> data = attachment.Data;
attachment.Data = () =>
{
var memoryStream = new MemoryStream();
database.TransactionalStorage.Batch(accessor => data().CopyTo(memoryStream));
memoryStream.Position = 0;
return(memoryStream);
};
return(attachment);
}
private IEnumerable <AbstractField> CreateRegularFields(string name, object value, Field.Store defaultStorage, bool nestedArray = false, Field.TermVector defaultTermVector = Field.TermVector.NO, Field.Index?analyzed = null)
{
var fieldIndexingOptions = analyzed ?? indexDefinition.GetIndex(name, null);
var storage = indexDefinition.GetStorage(name, defaultStorage);
var termVector = indexDefinition.GetTermVector(name, defaultTermVector);
if (fieldIndexingOptions == Field.Index.NO && storage == Field.Store.NO && termVector == Field.TermVector.NO)
{
yield break;
}
if (fieldIndexingOptions == Field.Index.NO && storage == Field.Store.NO)
{
fieldIndexingOptions = Field.Index.ANALYZED; // we have some sort of term vector, forcing index to be analyzed, then.
}
if (value == null)
{
yield return(CreateFieldWithCaching(name, Constants.NullValue, storage,
Field.Index.NOT_ANALYZED_NO_NORMS, Field.TermVector.NO));
yield break;
}
var attachmentFoIndexing = value as AttachmentForIndexing;
if (attachmentFoIndexing != null)
{
if (database == null)
{
throw new InvalidOperationException(
"Cannot use attachment for indexing if the database parameter is null. This is probably a RavenDB bug");
}
var attachment = database.GetStatic(attachmentFoIndexing.Key);
if (attachment == null)
{
yield break;
}
var fieldWithCaching = CreateFieldWithCaching(name, string.Empty, Field.Store.NO, fieldIndexingOptions, termVector);
if (database.TransactionalStorage.IsAlreadyInBatch)
{
var streamReader = new StreamReader(attachment.Data());
fieldWithCaching.SetValue(streamReader);
}
else
{
// we are not in batch operation so we have to create it be able to read attachment's data
database.TransactionalStorage.Batch(accessor =>
{
var streamReader = new StreamReader(attachment.Data());
// we have to read it into memory because we after exiting the batch an attachment's data stream will be closed
fieldWithCaching.SetValue(streamReader.ReadToEnd());
});
}
yield return(fieldWithCaching);
yield break;
}
if (Equals(value, string.Empty))
{
yield return(CreateFieldWithCaching(name, Constants.EmptyString, storage,
Field.Index.NOT_ANALYZED_NO_NORMS, Field.TermVector.NO));
yield break;
}
var dynamicNullObject = value as DynamicNullObject;
if (ReferenceEquals(dynamicNullObject, null) == false)
{
if (dynamicNullObject.IsExplicitNull)
{
var sortOptions = indexDefinition.GetSortOption(name);
yield return(CreateFieldWithCaching(name, Constants.NullValue, storage,
Field.Index.NOT_ANALYZED_NO_NORMS, Field.TermVector.NO));
foreach (var field in CreateNumericFieldWithCaching(name, GetNullValueForSorting(sortOptions), storage, termVector))
{
yield return(field);
}
}
yield break;
}
var boostedValue = value as BoostedValue;
if (boostedValue != null)
{
foreach (var field in CreateFields(name, boostedValue.Value, storage, false, termVector))
{
field.Boost = boostedValue.Boost;
field.OmitNorms = false;
yield return(field);
}
yield break;
}
var abstractField = value as AbstractField;
if (abstractField != null)
{
yield return(abstractField);
yield break;
}
var bytes = value as byte[];
if (bytes != null)
{
yield return(CreateBinaryFieldWithCaching(name, bytes, storage, fieldIndexingOptions, termVector));
yield break;
}
var itemsToIndex = value as IEnumerable;
if (itemsToIndex != null && ShouldTreatAsEnumerable(itemsToIndex))
{
int count = 1;
if (nestedArray == false)
{
yield return(new Field(name + "_IsArray", "true", storage, Field.Index.NOT_ANALYZED_NO_NORMS, Field.TermVector.NO));
}
foreach (var itemToIndex in itemsToIndex)
{
if (!CanCreateFieldsForNestedArray(itemToIndex, fieldIndexingOptions))
{
continue;
}
multipleItemsSameFieldCount.Add(count++);
foreach (var field in CreateFields(name, itemToIndex, storage, nestedArray: true, defaultTermVector: defaultTermVector, analyzed: analyzed))
{
yield return(field);
}
multipleItemsSameFieldCount.RemoveAt(multipleItemsSameFieldCount.Count - 1);
}
yield break;
}
if (Equals(fieldIndexingOptions, Field.Index.NOT_ANALYZED) ||
Equals(fieldIndexingOptions, Field.Index.NOT_ANALYZED_NO_NORMS)) // explicitly not analyzed
{
// date time, time span and date time offset have the same structure fo analyzed and not analyzed.
if (!(value is DateTime) && !(value is DateTimeOffset) && !(value is TimeSpan))
{
yield return(CreateFieldWithCaching(name, value.ToString(), storage,
indexDefinition.GetIndex(name, Field.Index.NOT_ANALYZED_NO_NORMS), termVector));
yield break;
}
}
if (value is string)
{
var index = indexDefinition.GetIndex(name, Field.Index.ANALYZED);
yield return(CreateFieldWithCaching(name, value.ToString(), storage, index, termVector));
yield break;
}
if (value is TimeSpan)
{
var val = (TimeSpan)value;
yield return(CreateFieldWithCaching(name, val.ToString("c", CultureInfo.InvariantCulture), storage,
indexDefinition.GetIndex(name, Field.Index.NOT_ANALYZED_NO_NORMS), termVector));
}
else if (value is DateTime)
{
var val = (DateTime)value;
var dateAsString = val.ToString(Default.DateTimeFormatsToWrite, CultureInfo.InvariantCulture);
if (val.Kind == DateTimeKind.Utc)
{
dateAsString += "Z";
}
yield return(CreateFieldWithCaching(name, dateAsString, storage,
indexDefinition.GetIndex(name, Field.Index.NOT_ANALYZED_NO_NORMS), termVector));
}
else if (value is DateTimeOffset)
{
var val = (DateTimeOffset)value;
string dtoStr;
if (Equals(fieldIndexingOptions, Field.Index.NOT_ANALYZED) || Equals(fieldIndexingOptions, Field.Index.NOT_ANALYZED_NO_NORMS))
{
dtoStr = val.ToString(Default.DateTimeOffsetFormatsToWrite, CultureInfo.InvariantCulture);
}
else
{
dtoStr = val.UtcDateTime.ToString(Default.DateTimeFormatsToWrite, CultureInfo.InvariantCulture) + "Z";
}
yield return(CreateFieldWithCaching(name, dtoStr, storage,
indexDefinition.GetIndex(name, Field.Index.NOT_ANALYZED_NO_NORMS), termVector));
}
else if (value is bool)
{
yield return(new Field(name, ((bool)value) ? "true" : "false", storage,
indexDefinition.GetIndex(name, Field.Index.NOT_ANALYZED_NO_NORMS), termVector));
}
else if (value is double)
{
var d = (double)value;
yield return(CreateFieldWithCaching(name, d.ToString("r", CultureInfo.InvariantCulture), storage,
indexDefinition.GetIndex(name, Field.Index.NOT_ANALYZED_NO_NORMS), termVector));
}
else if (value is decimal)
{
var d = (decimal)value;
var s = d.ToString(CultureInfo.InvariantCulture);
if (s.Contains('.'))
{
s = s.TrimEnd('0');
if (s.EndsWith("."))
{
s = s.Substring(0, s.Length - 1);
}
}
yield return(CreateFieldWithCaching(name, s, storage,
indexDefinition.GetIndex(name, Field.Index.NOT_ANALYZED_NO_NORMS), termVector));
}
else if (value is IConvertible) // we need this to store numbers in invariant format, so JSON could read them
{
var convert = ((IConvertible)value);
yield return(CreateFieldWithCaching(name, convert.ToString(CultureInfo.InvariantCulture), storage,
indexDefinition.GetIndex(name, Field.Index.NOT_ANALYZED_NO_NORMS), termVector));
}
else if (value is IDynamicJsonObject)
{
var inner = ((IDynamicJsonObject)value).Inner;
yield return(CreateFieldWithCaching(name + "_ConvertToJson", "true", Field.Store.YES, Field.Index.NOT_ANALYZED_NO_NORMS, Field.TermVector.NO));
yield return(CreateFieldWithCaching(name, inner.ToString(Formatting.None), storage,
indexDefinition.GetIndex(name, Field.Index.NOT_ANALYZED_NO_NORMS), termVector));
}
else
{
var jsonVal = RavenJToken.FromObject(value).ToString(Formatting.None);
if (jsonVal.StartsWith("{") || jsonVal.StartsWith("["))
{
yield return(CreateFieldWithCaching(name + "_ConvertToJson", "true", Field.Store.YES, Field.Index.NOT_ANALYZED_NO_NORMS, Field.TermVector.NO));
}
else if (jsonVal.StartsWith("\"") && jsonVal.EndsWith("\"") && jsonVal.Length > 1)
{
jsonVal = jsonVal.Substring(1, jsonVal.Length - 2);
}
yield return(CreateFieldWithCaching(name, jsonVal, storage,
indexDefinition.GetIndex(name, Field.Index.NOT_ANALYZED_NO_NORMS), termVector));
}
foreach (var numericField in CreateNumericFieldWithCaching(name, value, storage, termVector))
{
yield return(numericField);
}
}
/// <summary>
/// Gets the attachment by the specified key
/// </summary>
/// <param name="key">The key.</param>
/// <returns></returns>
public Attachment GetAttachment(string key)
{
CurrentOperationContext.Headers.Value = OperationsHeaders;
return(database.GetStatic(key));
}
public Attachment GetStatic(string name)
{
return(database.GetStatic(name));
}
public Attachment GetStatic(string name)
{
CurrentRavenOperation.Headers.Value = OperationsHeaders;
return(database.GetStatic(name));
}
public void CanModifyAttachmentPut()
{
db.PutStatic("ayende", null, new byte[] { 1, 2, 3 }, new JObject());
Assert.Equal(new DateTime(2000, 1, 1, 0, 0, 0, DateTimeKind.Utc), db.GetStatic("ayende").Metadata.Value <DateTime>("created_at"));
}
