public static IndexQuery GetIndexQueryFromHttpContext(this IHttpContext context, int maxPageSize)
{
var query = new IndexQuery
{
Query = context.Request.QueryString["query"] ?? "",
Start = context.GetStart(),
Cutoff = context.GetCutOff(),
CutoffEtag = context.GetCutOffEtag(),
PageSize = context.GetPageSize(maxPageSize),
SkipTransformResults = context.GetSkipTransformResults(),
FieldsToFetch = context.Request.QueryString.GetValues("fetch"),
GroupBy = context.Request.QueryString.GetValues("groupBy"),
DefaultField = context.Request.QueryString["defaultField"],
DefaultOperator =
string.Equals(context.Request.QueryString["operator"], "AND", StringComparison.OrdinalIgnoreCase) ?
QueryOperator.And :
QueryOperator.Or,
AggregationOperation = context.GetAggregationOperation(),
SortedFields = context.Request.QueryString.GetValues("sort")
.EmptyIfNull()
.Select(x => new SortedField(x))
.ToArray(),
HighlightedFields = context.GetHighlightedFields().ToArray(),
HighlighterPreTags = context.Request.QueryString.GetValues("preTags"),
HighlighterPostTags = context.Request.QueryString.GetValues("postTags"),
ResultsTransformer = context.Request.QueryString["resultsTransformer"],
QueryInputs = context.ExtractQueryInputs()
};
var spatialFieldName = context.Request.QueryString["spatialField"] ?? Constants.DefaultSpatialFieldName;
var queryShape = context.Request.QueryString["queryShape"];
SpatialUnits units;
bool unitsSpecified = Enum.TryParse(context.Request.QueryString["spatialUnits"], out units);
double distanceErrorPct;
if (!double.TryParse(context.Request.QueryString["distErrPrc"], NumberStyles.Any, CultureInfo.InvariantCulture, out distanceErrorPct))
{
distanceErrorPct = Constants.DefaultSpatialDistanceErrorPct;
}
SpatialRelation spatialRelation;
if (Enum.TryParse(context.Request.QueryString["spatialRelation"], false, out spatialRelation) &&
!string.IsNullOrWhiteSpace(queryShape))
{
return(new SpatialIndexQuery(query)
{
SpatialFieldName = spatialFieldName,
QueryShape = queryShape,
RadiusUnitOverride = unitsSpecified ? units : (SpatialUnits?)null,
SpatialRelation = spatialRelation,
DistanceErrorPercentage = distanceErrorPct,
});
}
return(query);
}
public override void Respond(IHttpContext context)
{
RavenJArray itemsToLoad;
if (context.Request.HttpMethod == "POST")
{
itemsToLoad = context.ReadJsonArray();
}
else
{
itemsToLoad = new RavenJArray(context.Request.QueryString.GetValues("id"));
}
var result = new MultiLoadResult();
var loadedIds = new HashSet <string>();
var includes = context.Request.QueryString.GetValues("include") ?? new string[0];
var transformer = context.Request.QueryString["transformer"] ?? context.Request.QueryString["resultTransformer"];
var queryInputs = context.ExtractQueryInputs();
var transactionInformation = GetRequestTransaction(context);
var includedEtags = new List <byte>();
Database.TransactionalStorage.Batch(actions =>
{
foreach (RavenJToken item in itemsToLoad)
{
var value = item.Value <string>();
if (loadedIds.Add(value) == false)
{
continue;
}
JsonDocument documentByKey = string.IsNullOrEmpty(transformer)
? Database.Get(value, transactionInformation)
: Database.GetWithTransformer(value, transformer, transactionInformation, queryInputs);
if (documentByKey == null)
{
continue;
}
result.Results.Add(documentByKey.ToJson());
if (documentByKey.Etag != null)
{
includedEtags.AddRange(documentByKey.Etag.ToByteArray());
}
includedEtags.Add((documentByKey.NonAuthoritativeInformation ?? false) ? (byte)0 : (byte)1);
}
var addIncludesCommand = new AddIncludesCommand(Database, transactionInformation, (etag, includedDoc) =>
{
includedEtags.AddRange(etag.ToByteArray());
result.Includes.Add(includedDoc);
}, includes, loadedIds);
foreach (var item in result.Results.Where(item => item != null))
{
addIncludesCommand.Execute(item);
}
});
Etag computedEtag;
using (var md5 = MD5.Create())
{
var computeHash = md5.ComputeHash(includedEtags.ToArray());
computedEtag = Etag.Parse(computeHash);
}
if (context.MatchEtag(computedEtag))
{
context.SetStatusToNotModified();
return;
}
context.WriteETag(computedEtag);
context.WriteJson(result);
}
public override void Respond(IHttpContext context)
{
RavenJArray itemsToLoad;
if(context.Request.HttpMethod == "POST")
itemsToLoad = context.ReadJsonArray();
else
itemsToLoad = new RavenJArray(context.Request.QueryString.GetValues("id"));
var result = new MultiLoadResult();
var loadedIds = new HashSet<string>();
var includes = context.Request.QueryString.GetValues("include") ?? new string[0];
var transformer = context.Request.QueryString["transformer"] ?? context.Request.QueryString["resultTransformer"];
var queryInputs = context.ExtractQueryInputs();
var transactionInformation = GetRequestTransaction(context);
var includedEtags = new List<byte>();
Database.TransactionalStorage.Batch(actions =>
{
foreach (RavenJToken item in itemsToLoad)
{
var value = item.Value<string>();
if(loadedIds.Add(value)==false)
continue;
JsonDocument documentByKey = string.IsNullOrEmpty(transformer)
? Database.Get(value, transactionInformation)
: Database.GetWithTransformer(value, transformer, transactionInformation, queryInputs);
if (documentByKey == null)
continue;
result.Results.Add(documentByKey.ToJson());
if (documentByKey.Etag != null)
{
includedEtags.AddRange(documentByKey.Etag.ToByteArray());
}
includedEtags.Add((documentByKey.NonAuthoritativeInformation ?? false) ? (byte)0 : (byte)1);
}
var addIncludesCommand = new AddIncludesCommand(Database, transactionInformation, (etag, includedDoc) =>
{
includedEtags.AddRange(etag.ToByteArray());
result.Includes.Add(includedDoc);
}, includes, loadedIds);
foreach (var item in result.Results.Where(item => item != null))
{
addIncludesCommand.Execute(item);
}
});
Etag computedEtag;
using (var md5 = MD5.Create())
{
var computeHash = md5.ComputeHash(includedEtags.ToArray());
computedEtag = Etag.Parse(computeHash);
}
if (context.MatchEtag(computedEtag))
{
context.SetStatusToNotModified();
return;
}
context.WriteETag(computedEtag);
context.WriteJson(result);
}
