From 0f018f01ac92c6450288d06cdc58ca594f0764ff Mon Sep 17 00:00:00 2001
From: randomdan <randomdan@localhost>
Date: Sun, 18 Mar 2012 18:42:15 +0000
Subject: Increased control over nesting and output; allows cut down output
 suitable for things like jQuery

---
 project2/common/rowView.cpp | 21 ++++++++++++++-------
 project2/common/rowView.h   |  1 +
 project2/json/presenter.cpp | 11 +++++++++--
 3 files changed, 24 insertions(+), 9 deletions(-)

diff --git a/project2/common/rowView.cpp b/project2/common/rowView.cpp
index efcf017..41eceec 100644
--- a/project2/common/rowView.cpp
+++ b/project2/common/rowView.cpp
@@ -13,9 +13,10 @@ RowView::RowView(ScriptNodePtr p) :
 	SourceObject(p),
 	View(p),
 	RowProcessor(p),
-	rootName(p, "rootname"),
+	rootName(p, "rootname", Null()),
 	recordName(p, "recordname"),
-	required(p, "required", false)
+	required(p, "required", false),
+	isObject(p, "isobject", true)
 {
 	BOOST_FOREACH(ScriptNodePtr node, p->childrenIn("columns")) {
 		viewColumns.insert(Columns::value_type(node->get_name(), Variable(node)));
@@ -39,7 +40,9 @@ void
 RowView::rowReady(const RowState * rs) const
 {
 	rowsFound = true;
-	presenter->addNewRow(recordName());
+	if (isObject()) {
+		presenter->addNewRow(recordName());
+	}
 	if (viewColumns.empty()) {
 		rs->foreachColumn(boost::bind(&RowSetPresenter::addNamedValue, presenter, _2, _3));
 	}
@@ -48,8 +51,10 @@ RowView::rowReady(const RowState * rs) const
 			presenter->addNamedValue(col.first, col.second);
 		}
 	}
-	executeChildren();
-	presenter->finishRow();
+	if (isObject()) {
+		executeChildren();
+		presenter->finishRow();
+	}
 	BOOST_FOREACH(SetAggregateCPtr s, setAggregates) {
 		s->pushValue();
 	}
@@ -63,8 +68,10 @@ RowView::execute(const MultiRowSetPresenter * p) const
 {
 	rowsFound = false;
 	presenter = p;
-	presenter->addNewRowSet(rootName());
-	ScopeObject pres(boost::bind(&MultiRowSetPresenter::finishRowSet, p));
+	if (!rootName().isNull()) {
+		presenter->addNewRowSet(rootName());
+	}
+	ScopeObject pres(rootName().isNull() ? ScopeObject::Event() : boost::bind(&MultiRowSetPresenter::finishRowSet, p));
 	{
 		presenter->addNewArray(recordName(), true);
 		ScopeObject pres(boost::bind(&MultiRowSetPresenter::finishArray, p, true));
diff --git a/project2/common/rowView.h b/project2/common/rowView.h
index 250d54e..9ba4699 100644
--- a/project2/common/rowView.h
+++ b/project2/common/rowView.h
@@ -19,6 +19,7 @@ class RowView : public View, public RowProcessor {
 		const Variable rootName;
 		const Variable recordName;
 		const Variable required;
+		const Variable isObject;
 
 	protected:
 		typedef std::map<Glib::ustring, Variable> Columns;
diff --git a/project2/json/presenter.cpp b/project2/json/presenter.cpp
index 00ed334..01bb915 100644
--- a/project2/json/presenter.cpp
+++ b/project2/json/presenter.cpp
@@ -11,7 +11,8 @@ class JsonPresenter : public MultiRowSetPresenter, public ContentPresenter, publ
 			TransformSource(s),
 			ContentPresenter("application/json"),
 			SourceOf<json::Object>(s),
-			SourceOf<WritableContent>(s) {
+			SourceOf<WritableContent>(s),
+			returnObject(s, "object", Null()) {
 			curRowSet.push(&object);
 			vaStack.push(&JsonPresenter::addValueToObject);
 		}
@@ -72,10 +73,16 @@ class JsonPresenter : public MultiRowSetPresenter, public ContentPresenter, publ
 			return ClassData;
 		}
 		void writeTo(std::ostream & o, const std::string & encoding) const {
-			serializeObject(object, o, encoding);
+			if (returnObject().isNull()) {
+				serializeObject(object, o, encoding);
+			}
+			else {
+				serializeValue(*object[returnObject()], o, encoding);
+			}
 		}
 
 	private:
+		Variable returnObject;
 		mutable json::Object object;
 		mutable std::stack<json::Object *> curRowSet;
 		mutable std::stack<json::Array *> curRowArray;
-- 
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