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/* Copyright 2009 10gen Inc.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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* http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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#include "v8_wrapper.h"
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#include "engine_v8.h"
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// --- object wrapper ---
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WrapperHolder( V8Scope* scope, const BSONObj * o , bool readOnly , bool iDelete )
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: _scope(scope), _o(o), _readOnly( readOnly ), _iDelete( iDelete ) {
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if ( _o && _iDelete ) {
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v8::Handle<v8::Value> get( v8::Local<v8::String> name ) {
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const string& s = toSTLString( name );
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const BSONElement& e = _o->getField( s );
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return _scope->mongoToV8Element(e);
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WrapperHolder * createWrapperHolder( V8Scope* scope, const BSONObj * o , bool readOnly , bool iDelete ) {
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return new WrapperHolder( scope, o , readOnly , iDelete );
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WrapperHolder * getWrapper( v8::Handle<v8::Object> o ) {
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Handle<v8::Value> t = o->GetRealNamedProperty( v8::String::New( "_wrapper" ) );
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verify( t->IsExternal() );
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Local<External> c = External::Cast( *t );
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WrapperHolder * w = (WrapperHolder*)(c->Value());
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Handle<Value> wrapperCons(V8Scope* scope, const Arguments& args) {
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if ( ! ( args.Length() == 1 && args[0]->IsExternal() ) )
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return v8::ThrowException( v8::String::New( "wrapperCons needs 1 External arg" ) );
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args.This()->Set( v8::String::New( "_wrapper" ) , args[0] );
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return v8::Undefined();
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v8::Handle<v8::Value> wrapperGetHandler( v8::Local<v8::String> name, const v8::AccessorInfo &info) {
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return getWrapper( info.This() )->get( name );
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v8::Handle<v8::FunctionTemplate> getObjectWrapperTemplate(V8Scope* scope) {
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v8::Handle<v8::FunctionTemplate> t = scope->createV8Function(wrapperCons);
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t->InstanceTemplate()->SetNamedPropertyHandler( wrapperGetHandler );