public static IndexQuery GetIndexQueryFromHttpContext(this IHttpContext context, int maxPageSize)
{
var query = new IndexQuery
{
Query = context.Request.QueryString["query"] ?? "",
Start = context.GetStart(),
Cutoff = context.GetCutOff(),
PageSize = context.GetPageSize(maxPageSize),
SkipTransformResults = context.GetSkipTransformResults(),
FieldsToFetch = context.Request.QueryString.GetValues("fetch"),
GroupBy = context.Request.QueryString.GetValues("groupBy"),
AggregationOperation = context.GetAggregationOperation(),
SortedFields = context.Request.QueryString.GetValues("sort")
.EmptyIfNull()
.Select(x => new SortedField(x))
.ToArray()
};
double lat = context.GetLat(), lng = context.GetLng(), radius = context.GetRadius();
if (lat != 0 || lng != 0 || radius != 0)
{
return(new SpatialIndexQuery(query)
{
Latitude = lat,
Longitude = lng,
Radius = radius,
SortByDistance = context.SortByDistance()
});
}
return(query);
}
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 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.InvariantCultureIgnoreCase) ?
QueryOperator.And :
QueryOperator.Or,
AggregationOperation = context.GetAggregationOperation(),
SortedFields = context.Request.QueryString.GetValues("sort")
.EmptyIfNull()
.Select(x => new SortedField(x))
.ToArray()
};
var spatialFieldName = context.Request.QueryString["spatialField"] ?? Constants.DefaultSpatialFieldName;
var queryShape = context.Request.QueryString["queryShape"];
double distanceErrorPct;
if (!double.TryParse(context.Request.QueryString["distErrPrc"], 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,
SpatialRelation = spatialRelation,
DistanceErrorPercentage = distanceErrorPct,
});
}
return(query);
}
public static IndexQuery GetIndexQueryFromHttpContext(this IHttpContext context, int maxPageSize)
{
return(new IndexQuery
{
Query = Uri.UnescapeDataString(context.Request.QueryString["query"] ?? ""),
Start = context.GetStart(),
Cutoff = context.GetCutOff(),
PageSize = context.GetPageSize(maxPageSize),
FieldsToFetch = context.Request.QueryString.GetValues("fetch"),
SortedFields = context.Request.QueryString.GetValues("sort")
.EmptyIfNull()
.Select(x => new SortedField(x))
.ToArray()
});
}
private void OnBulkOperation(IHttpContext context, Func <string, TransactionInformation, object> batchOperation)
{
var match = urlMatcher.Match(context.GetRequestUrl());
var index = match.Groups[2].Value;
if (string.IsNullOrEmpty(index))
{
context.SetStatusToBadRequest();
return;
}
var allowStale = context.GetAllowStale();
Database.TransactionalStorage.Batch(actions =>
{
bool stale;
var queryResults = Database.QueryDocumentIds(index, new IndexQuery
{
Query = context.Request.QueryString["query"],
Start = context.GetStart(),
PageSize = int.MaxValue, // get all
Cutoff = context.GetCutOff(),
FieldsToFetch = new[] { "__document_id" }
}, out stale);
if (stale)
{
context.SetStatusToNonAuthoritativeInformation();
if (allowStale == false)
{
throw new InvalidOperationException(
"Bulk operation cancelled because the index is stale and allowStale is false");
}
}
var transactionInformation = GetRequestTransaction(context);
var array = new JArray();
foreach (var documentId in queryResults)
{
var result = batchOperation(documentId, transactionInformation);
array.Add(JObject.FromObject(result, new JsonSerializer {
Converters = { new JsonEnumConverter() }
}));
}
context.WriteJson(array);
});
}
private void OnBulkOperation(IHttpContext context, Func<string, TransactionInformation, object> batchOperation)
{
var match = urlMatcher.Match(context.GetRequestUrl());
var index = match.Groups[2].Value;
if (string.IsNullOrEmpty(index))
{
context.SetStatusToBadRequest();
return;
}
var allowStale = context.GetAllowStale();
Database.TransactionalStorage.Batch(actions =>
{
bool stale;
var queryResults = Database.QueryDocumentIds(index, new IndexQuery
{
Query = context.Request.QueryString["query"],
Start = context.GetStart(),
PageSize = int.MaxValue, // get all
Cutoff = context.GetCutOff(),
FieldsToFetch = new[] { "__document_id" }
}, out stale);
if (stale)
{
context.SetStatusToNonAuthoritativeInformation();
if (allowStale == false)
{
throw new InvalidOperationException(
"Bulk operation cancelled because the index is stale and allowStale is false");
}
}
var transactionInformation = GetRequestTransaction(context);
var array = new JArray();
foreach (var documentId in queryResults)
{
var result = batchOperation(documentId, transactionInformation);
array.Add(JObject.FromObject(result, new JsonSerializer { Converters = { new JsonEnumConverter() } }));
}
context.WriteJson(array);
});
}
private void OnGet(IHttpContext context, string index)
{
var definition = context.Request.QueryString["definition"];
if ("yes".Equals(definition, StringComparison.InvariantCultureIgnoreCase))
{
context.WriteJson(new {Index = Database.IndexDefinitionStorage.GetIndexDefinition(index)});
}
else
{
context.WriteJson(Database.Query(index, new IndexQuery
{
Query = context.Request.QueryString["query"],
Start = context.GetStart(),
PageSize = context.GetPageSize(),
Cutoff = context.GetCutOff(),
FieldsToFetch = context.Request.QueryString.GetValues("fetch"),
SortedFields = context.Request.QueryString.GetValues("sort")
.EmptyIfNull()
.Select(x => new SortedField(x))
.ToArray()
}));
}
}
private void OnGet(IHttpContext context, string index)
{
var definition = context.Request.QueryString["definition"];
if ("yes".Equals(definition, StringComparison.InvariantCultureIgnoreCase))
{
context.WriteJson(new { Index = Database.IndexDefinitionStorage.GetIndexDefinition(index) });
}
else
{
context.WriteJson(Database.Query(index, new IndexQuery
{
Query = context.Request.QueryString["query"],
Start = context.GetStart(),
PageSize = context.GetPageSize(Database.Configuration.MaxPageSize),
Cutoff = context.GetCutOff(),
FieldsToFetch = context.Request.QueryString.GetValues("fetch"),
SortedFields = context.Request.QueryString.GetValues("sort")
.EmptyIfNull()
.Select(x => new SortedField(x))
.ToArray()
}));
}
}
