Added order_by to the QueryBuilder.

core/database/query_builder.cpp

@@ -193,6 +193,58 @@ QueryBuilder *QueryBuilder::offset(const int num) {
 	return this;
 }
 
+QueryBuilder *QueryBuilder::order_by_asc(const String &col) {
+	query_result += "ORDER BY " + col + " ASC, ";
+
+	return this;
+}
+QueryBuilder *QueryBuilder::order_by_desc(const String &col) {
+	query_result += "ORDER BY " + col + " DESC, ";
+
+	return this;
+}
+QueryBuilder *QueryBuilder::order_by(const String &col) {
+	query_result += "ORDER BY " + col + ", ";
+
+	return this;
+}
+
+QueryBuilder *QueryBuilder::order_by() {
+	query_result += "ORDER BY ";
+
+	return this;
+}
+QueryBuilder *QueryBuilder::corder_by() {
+	query_result[query_result.size() - 2] = ' ';
+
+	return this;
+}
+QueryBuilder *QueryBuilder::asc() {
+	query_result += "ASC, ";
+
+	return this;
+}
+QueryBuilder *QueryBuilder::desc() {
+	query_result += "DESC, ";
+
+	return this;
+}
+QueryBuilder *QueryBuilder::order_by_add_col(const String &col) {
+	query_result += col + ", ";
+
+	return this;
+}
+QueryBuilder *QueryBuilder::asc(const String &col) {
+	query_result += col + " ASC, ";
+
+	return this;
+}
+QueryBuilder *QueryBuilder::desc(const String &col) {
+	query_result += col + " DESC, ";
+
+	return this;
+}
+
 QueryBuilder *QueryBuilder::land() {
 	return this;
 }

core/database/query_builder.h

@@ -21,7 +21,7 @@ public:
 	virtual QueryBuilder *values();
 	virtual QueryBuilder *cvalues();
 	virtual QueryBuilder *next_value();
-
+	
 	virtual QueryBuilder *begin_transaction();
 	virtual QueryBuilder *commit();
 
@@ -83,6 +83,18 @@ public:
 	virtual QueryBuilder *limit(const int num);
 	virtual QueryBuilder *offset(const int num);
 
+	virtual QueryBuilder *order_by_asc(const String &col);
+	virtual QueryBuilder *order_by_desc(const String &col);
+	virtual QueryBuilder *order_by(const String &col);
+
+	virtual QueryBuilder *order_by();
+	virtual QueryBuilder *corder_by();
+	virtual QueryBuilder *asc();
+	virtual QueryBuilder *desc();
+	virtual QueryBuilder *order_by_add_col(const String &col);
+	virtual QueryBuilder *asc(const String &col);
+	virtual QueryBuilder *desc(const String &col);
+
 	//l=logical (and, or are operators)
 	virtual QueryBuilder *land();
 	virtual QueryBuilder *lor();