SERVER-446 implement bsonsize() in v8

2 files changed, 14 insertions, 2 deletions

diff --git a/scripting/v8_db.cpp b/scripting/v8_db.cpp
index 17775651d68..e766c0637a1 100644
--- a/scripting/v8_db.cpp
+++ b/scripting/v8_db.cpp
@@ -70,7 +70,7 @@ namespace mongo {
         global->Set( v8::String::New("DBPointer") , FunctionTemplate::New( dbPointerInit ) );
 
         global->Set( v8::String::New("BinData") , FunctionTemplate::New( binDataInit ) );
-        
+
     }
 
     void installDBTypes( Handle<v8::Object>& global ){
@@ -102,6 +102,8 @@ namespace mongo {
         BSONObjIterator i( o );
         global->Set( v8::String::New("MaxKey"), mongoToV8Element( i.next() ) );
         global->Set( v8::String::New("MinKey"), mongoToV8Element( i.next() ) );
+        
+        global->Get( v8::String::New( "Object" ) )->ToObject()->Set( v8::String::New("bsonsize") , FunctionTemplate::New( bsonsize )->GetFunction() );
     }
 
     void destroyConnection( Persistent<Value> object, void* parameter){
@@ -511,4 +513,12 @@ namespace mongo {
         return it;
     }
     
+    v8::Handle<v8::Value> bsonsize( const v8::Arguments& args ) {
+        
+        if (args.Length() != 1 || !args[ 0 ]->IsObject()) {
+            return v8::ThrowException( v8::String::New( "bonsisze needs 1 object" ) );
+        }
+
+        return v8::Number::New( v8ToMongo( args[ 0 ]->ToObject() ).objsize() );
+    }
 }
diff --git a/scripting/v8_db.h b/scripting/v8_db.h
index 969256aae4b..95afcf2d4f8 100644
--- a/scripting/v8_db.h
+++ b/scripting/v8_db.h
@@ -63,5 +63,7 @@ namespace mongo {
     v8::Handle<v8::Value> dbQueryIndexAccess( uint32_t index , const v8::AccessorInfo& info );
     
     v8::Handle<v8::Value> collectionFallback( v8::Local<v8::String> name, const v8::AccessorInfo &info);
-    
+
+    v8::Handle<v8::Value> bsonsize( const v8::Arguments& args );
+
 }