Mercurial > hg > orthanc
diff OrthancServer/Resources/Graveyard/FindRefactoringForSQLite.cpp @ 5723:b1c86368af2b find-refactoring
moved experimental code to graveyard
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Fri, 19 Jul 2024 10:19:57 +0200 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/OrthancServer/Resources/Graveyard/FindRefactoringForSQLite.cpp Fri Jul 19 10:19:57 2024 +0200 @@ -0,0 +1,167 @@ +#if 0 + // TODO-FIND: Remove this implementation, as it should be done by + // the compatibility mode implemented by "GenericFind" + + virtual void ExecuteFind(FindResponse& response, + const FindRequest& request, + const std::vector<DatabaseConstraint>& normalized) ORTHANC_OVERRIDE + { +#if 0 + Compatibility::GenericFind find(*this); + find.Execute(response, request); +#else + { + SQLite::Statement s(db_, SQLITE_FROM_HERE, "DROP TABLE IF EXISTS FilteredResourcesIds"); + s.Run(); + } + + { + + LookupFormatter formatter; + + std::string sqlLookup; + LookupFormatter::Apply(sqlLookup, + formatter, + normalized, + request.GetLevel(), + request.GetLabels(), + request.GetLabelsConstraint(), + (request.HasLimits() ? request.GetLimitsCount() : 0)); // TODO: handles since and count + + { + // first create a temporary table that with the filtered and ordered results + sqlLookup = "CREATE TEMPORARY TABLE FilteredResourcesIds AS " + sqlLookup; + + SQLite::Statement statement(db_, SQLITE_FROM_HERE_DYNAMIC(sqlLookup), sqlLookup); + formatter.Bind(statement); + statement.Run(); + } + + { + // create the response item with the public ids only + SQLite::Statement statement(db_, SQLITE_FROM_HERE, "SELECT publicId FROM FilteredResourcesIds"); + formatter.Bind(statement); + + while (statement.Step()) + { + const std::string resourceId = statement.ColumnString(0); + response.Add(new FindResponse::Resource(request.GetLevel(), resourceId)); + } + } + + // request Each response content through INNER JOIN with the temporary table + if (request.IsRetrieveMainDicomTags()) + { + // TODO-FIND: handle the case where we request tags from multiple levels + SQLite::Statement statement(db_, SQLITE_FROM_HERE, + "SELECT publicId, tagGroup, tagElement, value FROM MainDicomTags AS tags " + " INNER JOIN FilteredResourcesIds ON tags.id = FilteredResourcesIds.internalId"); + formatter.Bind(statement); + + while (statement.Step()) + { + const std::string& resourceId = statement.ColumnString(0); + assert(response.HasResource(resourceId)); + response.GetResource(resourceId).AddStringDicomTag(statement.ColumnInt(1), + statement.ColumnInt(2), + statement.ColumnString(3)); + } + } + + if (request.IsRetrieveChildrenIdentifiers()) + { + SQLite::Statement statement(db_, SQLITE_FROM_HERE, + "SELECT filtered.publicId, childLevel.publicId AS childPublicId " + "FROM Resources as currentLevel " + " INNER JOIN FilteredResourcesIds filtered ON filtered.internalId = currentLevel.internalId " + " INNER JOIN Resources childLevel ON childLevel.parentId = currentLevel.internalId"); + formatter.Bind(statement); + + while (statement.Step()) + { + const std::string& resourceId = statement.ColumnString(0); + assert(response.HasResource(resourceId)); + response.GetResource(resourceId).AddChildIdentifier(GetChildResourceType(request.GetLevel()), statement.ColumnString(1)); + } + } + + if (request.IsRetrieveParentIdentifier()) + { + SQLite::Statement statement(db_, SQLITE_FROM_HERE, + "SELECT filtered.publicId, parentLevel.publicId AS parentPublicId " + "FROM Resources as currentLevel " + " INNER JOIN FilteredResourcesIds filtered ON filtered.internalId = currentLevel.internalId " + " INNER JOIN Resources parentLevel ON currentLevel.parentId = parentLevel.internalId"); + + while (statement.Step()) + { + const std::string& resourceId = statement.ColumnString(0); + const std::string& parentId = statement.ColumnString(1); + assert(response.HasResource(resourceId)); + response.GetResource(resourceId).SetParentIdentifier(parentId); + } + } + + if (request.IsRetrieveMetadata()) + { + SQLite::Statement statement(db_, SQLITE_FROM_HERE, + "SELECT filtered.publicId, metadata.type, metadata.value " + "FROM Metadata " + " INNER JOIN FilteredResourcesIds filtered ON filtered.internalId = Metadata.id"); + + while (statement.Step()) + { + const std::string& resourceId = statement.ColumnString(0); + assert(response.HasResource(resourceId)); + response.GetResource(resourceId).AddMetadata(static_cast<MetadataType>(statement.ColumnInt(1)), + statement.ColumnString(2)); + } + } + + if (request.IsRetrieveLabels()) + { + SQLite::Statement statement(db_, SQLITE_FROM_HERE, + "SELECT filtered.publicId, label " + "FROM Labels " + " INNER JOIN FilteredResourcesIds filtered ON filtered.internalId = Labels.id"); + + while (statement.Step()) + { + const std::string& resourceId = statement.ColumnString(0); + assert(response.HasResource(resourceId)); + response.GetResource(resourceId).AddLabel(statement.ColumnString(1)); + } + } + + if (request.IsRetrieveAttachments()) + { + SQLite::Statement statement(db_, SQLITE_FROM_HERE, + "SELECT filtered.publicId, uuid, fileType, uncompressedSize, compressionType, compressedSize, " + " uncompressedMD5, compressedMD5 " + "FROM AttachedFiles " + " INNER JOIN FilteredResourcesIds filtered ON filtered.internalId = AttachedFiles.id"); + + while (statement.Step()) + { + const std::string& resourceId = statement.ColumnString(0); + FileInfo attachment = FileInfo(statement.ColumnString(1), + static_cast<FileContentType>(statement.ColumnInt(2)), + statement.ColumnInt64(3), + statement.ColumnString(6), + static_cast<CompressionType>(statement.ColumnInt(4)), + statement.ColumnInt64(5), + statement.ColumnString(7)); + + assert(response.HasResource(resourceId)); + response.GetResource(resourceId).AddAttachment(attachment); + }; + } + + // TODO-FIND: implement other responseContent: ResponseContent_ChildInstanceId, ResponseContent_ChildrenMetadata (later: ResponseContent_IsStable) + + } + +#endif + } +#endif +