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/**
* Copyright (C) 2015 MongoDB Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the GNU Affero General Public License in all respects
* for all of the code used other than as permitted herein. If you modify
* file(s) with this exception, you may extend this exception to your
* version of the file(s), but you are not obligated to do so. If you do not
* wish to do so, delete this exception statement from your version. If you
* delete this exception statement from all source files in the program,
* then also delete it in the license file.
*/
#pragma once
#include <tuple>
#include "mongo/db/jsobj.h"
#include "mongo/scripting/mozjs/wraptype.h"
namespace mongo {
namespace mozjs {
/**
* Provides a wrapper for BSONObj's in JS. The main idea here is that BSONObj's
* can be read only, or read write when we shim them in, and in all cases we
* lazily load their member elements into JS. So a bunch of these lifecycle
* methods are set up to wrap field access (enumerate, resolve and
* del/setProperty).
*
* Note that installType is private. So you can only get BSON types in JS via
* ::make() from C++.
*/
struct BSONInfo : public BaseInfo {
static void delProperty(JSContext* cx,
JS::HandleObject obj,
JS::HandleId id,
JS::ObjectOpResult& result);
static void enumerate(JSContext* cx,
JS::HandleObject obj,
JS::AutoIdVector& properties,
bool enumerableOnly);
static void finalize(JSFreeOp* fop, JSObject* obj);
static void resolve(JSContext* cx, JS::HandleObject obj, JS::HandleId id, bool* resolvedp);
static void setProperty(JSContext* cx,
JS::HandleObject obj,
JS::HandleId id,
JS::MutableHandleValue vp,
JS::ObjectOpResult& result);
static const char* const className;
static const unsigned classFlags = JSCLASS_HAS_PRIVATE;
static const InstallType installType = InstallType::Private;
static void postInstall(JSContext* cx, JS::HandleObject global, JS::HandleObject proto);
struct Functions {
MONGO_DECLARE_JS_FUNCTION(bsonWoCompare);
MONGO_DECLARE_JS_FUNCTION(bsonBinaryEqual);
};
static const JSFunctionSpec freeFunctions[3];
static std::tuple<BSONObj*, bool> originalBSON(JSContext* cx, JS::HandleObject obj);
static void make(
JSContext* cx, JS::MutableHandleObject obj, BSONObj bson, const BSONObj* parent, bool ro);
};
} // namespace mozjs
} // namespace mongo
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