SERVER-6400: MatchExpression version of Matcher code complete.

1 files changed, 66 insertions, 0 deletions

diff --git a/src/mongo/db/matcher/expression_geo.cpp b/src/mongo/db/matcher/expression_geo.cpp
new file mode 100644
index 00000000000..d038a9543ed
--- /dev/null
+++ b/src/mongo/db/matcher/expression_geo.cpp
@@ -0,0 +1,66 @@
+// expression_geo.cpp
+
+/**
+ *    Copyright (C) 2013 10gen Inc.
+ *
+ *    This program is free software: you can redistribute it and/or  modify
+ *    it under the terms of the GNU Affero General Public License, version 3,
+ *    as published by the Free Software Foundation.
+ *
+ *    This program is distributed in the hope that it will be useful,
+ *    but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *    GNU Affero General Public License for more details.
+ *
+ *    You should have received a copy of the GNU Affero General Public License
+ *    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "mongo/pch.h"
+#include "mongo/db/matcher/expression_geo.h"
+
+namespace mongo {
+
+    Status GeoMatchExpression::init( const StringData& path, const GeoQuery& query ) {
+        _path = path;
+        _query = query;
+        return Status::OK();
+    }
+
+    bool GeoMatchExpression::matchesSingleElement( const BSONElement& e ) const {
+        if ( !e.isABSONObj())
+            return false;
+
+        GeometryContainer container;
+        if ( !container.parseFrom( e.Obj() ) )
+                return false;
+
+        return _query.satisfiesPredicate( container );
+    }
+
+    void GeoMatchExpression::debugString( StringBuilder& debug, int level ) const {
+        _debugAddSpace( debug, level );
+        debug << "GEO\n";
+    }
+
+    bool GeoMatchExpression::equivalent( const MatchExpression* other ) const {
+        if ( matchType() != other->matchType() )
+            return false;
+
+        const GeoMatchExpression* realOther = static_cast<const GeoMatchExpression*>( other );
+
+        if ( _path != realOther->_path )
+            return false;
+
+        // TODO:
+        // return _query == realOther->_query;
+        return false;
+    }
+
+    LeafMatchExpression* GeoMatchExpression::shallowClone() const {
+        GeoMatchExpression* next = new GeoMatchExpression();
+        next->init( _path, _query );
+        return next;
+    }
+
+}