Local<v8::Object> mongoToV8( const BSONObj& m , bool array ){
// handle DBRef. needs to come first. isn't it? (metagoto)
static string ref = "$ref";
if ( ref == m.firstElement().fieldName() ) {
const BSONElement& id = m["$id"];
if (!id.eoo()) { // there's no check on $id exitence in sm implementation. risky ?
v8::Function* dbRef = getNamedCons( "DBRef" );
v8::Handle<v8::Value> argv[2];
argv[0] = mongoToV8Element(m.firstElement());
argv[1] = mongoToV8Element(m["$id"]);
return dbRef->NewInstance(2, argv);
}
}
Local<v8::Object> o;
if ( array )
o = v8::Array::New();
else
o = v8::Object::New();
mongo::BSONObj sub;
for ( BSONObjIterator i(m); i.more(); ) {
const BSONElement& f = i.next();
Local<Value> v;
switch ( f.type() ){
case mongo::Code:
cout << "warning, code saved in database just turned into string right now" << endl;
case mongo::String:
o->Set( v8::String::New( f.fieldName() ) , v8::String::New( f.valuestr() ) );
break;
case mongo::jstOID: {
v8::Function * idCons = getObjectIdCons();
v8::Handle<v8::Value> argv[1];
argv[0] = v8::String::New( f.__oid().str().c_str() );
o->Set( v8::String::New( f.fieldName() ) ,
idCons->NewInstance( 1 , argv ) );
break;
}
case mongo::NumberDouble:
case mongo::NumberInt:
o->Set( v8::String::New( f.fieldName() ) , v8::Number::New( f.number() ) );
break;
case mongo::Array:
case mongo::Object:
sub = f.embeddedObject();
o->Set( v8::String::New( f.fieldName() ) , mongoToV8( sub , f.type() == mongo::Array ) );
break;
case mongo::Date:
o->Set( v8::String::New( f.fieldName() ) , v8::Date::New( f.date() ) );
break;
case mongo::Bool:
o->Set( v8::String::New( f.fieldName() ) , v8::Boolean::New( f.boolean() ) );
break;
case mongo::jstNULL:
o->Set( v8::String::New( f.fieldName() ) , v8::Null() );
break;
case mongo::RegEx: {
v8::Function * regex = getNamedCons( "RegExp" );
v8::Handle<v8::Value> argv[2];
argv[0] = v8::String::New( f.regex() );
argv[1] = v8::String::New( f.regexFlags() );
o->Set( v8::String::New( f.fieldName() ) , regex->NewInstance( 2 , argv ) );
break;
}
case mongo::BinData: {
Local<v8::Object> b = v8::Object::New();
int len;
f.binData( len );
b->Set( v8::String::New( "subtype" ) , v8::Number::New( f.binDataType() ) );
b->Set( v8::String::New( "length" ) , v8::Number::New( len ) );
o->Set( v8::String::New( f.fieldName() ) , b );
break;
};
case mongo::Timestamp: {
Local<v8::Object> sub = v8::Object::New();
sub->Set( v8::String::New( "time" ) , v8::Date::New( f.timestampTime() ) );
sub->Set( v8::String::New( "i" ) , v8::Number::New( f.timestampInc() ) );
o->Set( v8::String::New( f.fieldName() ) , sub );
break;
}
case mongo::MinKey:
// TODO: make a special type
o->Set( v8::String::New( f.fieldName() ) , v8::String::New( "MinKey" ) );
break;
case mongo::MaxKey:
// TODO: make a special type
o->Set( v8::String::New( f.fieldName() ) , v8::String::New( "MaxKey" ) );
break;
default:
cout << "can't handle type: ";
cout << f.type() << " ";
cout << f.toString();
cout << endl;
break;
}
}
return o;
}
void V8Scope::setObject( const char *field , const BSONObj& obj , bool readOnly){
V8_SIMPLE_HEADER
// Set() accepts a ReadOnly parameter, but this just prevents the field itself
// from being overwritten and doesn't protect the object stored in 'field'.
_global->Set( v8::String::New( field ) , mongoToV8( obj, false, readOnly) );
}
Handle<v8::Value> mongoToV8Element( const BSONElement &f ) {
switch ( f.type() ){
case mongo::Code:
cout << "warning, code saved in database just turned into string right now" << endl;
case mongo::String:
return v8::String::New( f.valuestr() );
case mongo::jstOID: {
v8::Function * idCons = getObjectIdCons();
v8::Handle<v8::Value> argv[1];
argv[0] = v8::String::New( f.__oid().str().c_str() );
return idCons->NewInstance( 1 , argv );
}
case mongo::NumberDouble:
case mongo::NumberInt:
return v8::Number::New( f.number() );
case mongo::Array:
case mongo::Object:
return mongoToV8( f.embeddedObject() , f.type() == mongo::Array );
case mongo::Date:
return v8::Date::New( f.date() );
case mongo::Bool:
return v8::Boolean::New( f.boolean() );
case mongo::EOO:
case mongo::jstNULL:
return v8::Null();
case mongo::RegEx: {
v8::Function * regex = getNamedCons( "RegExp" );
v8::Handle<v8::Value> argv[2];
argv[0] = v8::String::New( f.regex() );
argv[1] = v8::String::New( f.regexFlags() );
return regex->NewInstance( 2 , argv );
break;
}
case mongo::BinData: {
Local<v8::Object> b = v8::Object::New();
int len;
f.binData( len );
b->Set( v8::String::New( "subtype" ) , v8::Number::New( f.binDataType() ) );
b->Set( v8::String::New( "length" ) , v8::Number::New( len ) );
return b;
};
case mongo::Timestamp: {
Local<v8::Object> sub = v8::Object::New();
sub->Set( v8::String::New( "time" ) , v8::Date::New( f.timestampTime() ) );
sub->Set( v8::String::New( "i" ) , v8::Number::New( f.timestampInc() ) );
return sub;
}
case mongo::MinKey:
// TODO: make a special type
return v8::String::New( "MinKey" );
case mongo::MaxKey:
// TODO: make a special type
return v8::String::New( "MaxKey" );
case mongo::Undefined:
return v8::Undefined();
default:
cout << "can't handle type: ";
cout << f.type() << " ";
cout << f.toString();
cout << endl;
break;
}
return v8::Undefined();
}
